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 _H<NSString> System_;
 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 _H<NSString> UserAgent_;
 695 static _H<NSString> Product_;
 696 static _H<NSString> Safari_;
 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 bool Changed_;
 712 static time_t now_;
 713
 714 bool IsWildcat_;
 715 static CGFloat ScreenScale_;
 716 static NSString *Idiom_;
 717 static _H<NSString> Firmware_;
 718 static NSString *Major_;
 719
 720 static _H<NSMutableDictionary> SessionData_;
 721 static _H<NSObject> HostConfig_;
 722 static _H<NSMutableSet> BridgedHosts_;
 723 static _H<NSMutableSet> TokenHosts_;
 724 static _H<NSMutableSet> InsecureHosts_;
 725 static _H<NSMutableSet> PipelinedHosts_;
 726 static _H<NSMutableSet> CachedURLs_;
 727
 728 static NSString *kCydiaProgressEventTypeError = @"Error";
 729 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 730 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 731 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 732 /* }}} */
 733
 734 /* Display Helpers {{{ */
 735 inline float Interpolate(float begin, float end, float fraction) {
 736     return (end - begin) * fraction + begin;
 737 }
 738
 739 static _finline const char *StripVersion_(const char *version) {
 740     const char *colon(strchr(version, ':'));
 741     return colon == NULL ? version : colon + 1;
 742 }
 743
 744 NSString *LocalizeSection(NSString *section) {
 745     static Pcre title_r("^(.*?) \\((.*)\\)$");
 746     if (title_r(section)) {
 747         NSString *parent(title_r[1]);
 748         NSString *child(title_r[2]);
 749
 750         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 751             LocalizeSection(parent),
 752             LocalizeSection(child)
 753         ];
 754     }
 755
 756     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 757 }
 758
 759 NSString *Simplify(NSString *title) {
 760     const char *data = [title UTF8String];
 761     size_t size = [title length];
 762
 763     static Pcre square_r("^\\[(.*)\\]$");
 764     if (square_r(data, size))
 765         return Simplify(square_r[1]);
 766
 767     static Pcre paren_r("^\\((.*)\\)$");
 768     if (paren_r(data, size))
 769         return Simplify(paren_r[1]);
 770
 771     static Pcre title_r("^(.*?) \\((.*)\\)$");
 772     if (title_r(data, size))
 773         return Simplify(title_r[1]);
 774
 775     return title;
 776 }
 777 /* }}} */
 778
 779 NSString *GetLastUpdate() {
 780     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 781
 782     if (update == nil)
 783         return UCLocalize("NEVER_OR_UNKNOWN");
 784
 785     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 786     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 787
 788     CFRelease(formatter);
 789
 790     return [(NSString *) formatted autorelease];
 791 }
 792
 793 bool isSectionVisible(NSString *section) {
 794     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 795     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 796     return hidden == nil || ![hidden boolValue];
 797 }
 798
 799 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 800     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 801     if (entry == MACH_PORT_NULL)
 802         return nil;
 803
 804     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 805     IOObjectRelease(entry);
 806
 807     if (value == NULL)
 808         return nil;
 809     return [(id) value autorelease];
 810 }
 811
 812 static NSString *CYHex(NSData *data, bool reverse = false) {
 813     if (data == nil)
 814         return nil;
 815
 816     size_t length([data length]);
 817     uint8_t bytes[length];
 818     [data getBytes:bytes];
 819
 820     char string[length * 2 + 1];
 821     for (size_t i(0); i != length; ++i)
 822         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 823
 824     return [NSString stringWithUTF8String:string];
 825 }
 826
 827 @class Cydia;
 828
 829 /* Delegate Prototypes {{{ */
 830 @class Package;
 831 @class Source;
 832 @class CydiaProgressEvent;
 833
 834 @protocol DatabaseDelegate
 835 - (void) repairWithSelector:(SEL)selector;
 836 - (void) setConfigurationData:(NSString *)data;
 837 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 838 @end
 839
 840 @class CYPackageController;
 841
 842 @protocol CydiaDelegate
 843 - (void) returnToCydia;
 844 - (void) saveState;
 845 - (void) retainNetworkActivityIndicator;
 846 - (void) releaseNetworkActivityIndicator;
 847 - (void) clearPackage:(Package *)package;
 848 - (void) installPackage:(Package *)package;
 849 - (void) installPackages:(NSArray *)packages;
 850 - (void) removePackage:(Package *)package;
 851 - (void) beginUpdate;
 852 - (BOOL) updating;
 853 - (void) distUpgrade;
 854 - (void) loadData;
 855 - (void) updateData;
 856 - (void) syncData;
 857 - (void) addSource:(NSDictionary *)source;
 858 - (void) addTrivialSource:(NSString *)href;
 859 - (void) showSettings;
 860 - (UIProgressHUD *) addProgressHUD;
 861 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 862 - (CyteViewController *) pageForPackage:(NSString *)name;
 863 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 864 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 865 @end
 866 /* }}} */
 867
 868 /* Status Delegation {{{ */
 869 class Status :
 870     public pkgAcquireStatus
 871 {
 872   private:
 873     _transient NSObject<ProgressDelegate> *delegate_;
 874     bool cancelled_;
 875
 876   public:
 877     Status() :
 878         delegate_(nil),
 879         cancelled_(false)
 880     {
 881     }
 882
 883     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 884         delegate_ = delegate;
 885     }
 886
 887     NSObject<ProgressDelegate> *getDelegate() const {
 888         return delegate_;
 889     }
 890
 891     virtual bool MediaChange(std::string media, std::string drive) {
 892         return false;
 893     }
 894
 895     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 896         Done(item);
 897     }
 898
 899     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 900         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 901         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 902         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 903     }
 904
 905     virtual void Done(pkgAcquire::ItemDesc &item) {
 906         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 907         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 908         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 909     }
 910
 911     virtual void Fail(pkgAcquire::ItemDesc &item) {
 912         if (
 913             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 914             item.Owner->Status == pkgAcquire::Item::StatDone
 915         )
 916             return;
 917
 918         std::string &error(item.Owner->ErrorText);
 919         if (error.empty())
 920             return;
 921
 922         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 923         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 924     }
 925
 926     virtual bool Pulse(pkgAcquire *Owner) {
 927         bool value = pkgAcquireStatus::Pulse(Owner);
 928
 929         double percent(
 930             double(CurrentBytes + CurrentItems) /
 931             double(TotalBytes + TotalItems)
 932         );
 933
 934         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 935             [NSNumber numberWithDouble:percent], @"Percent",
 936
 937             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 938             [NSNumber numberWithDouble:TotalBytes], @"Total",
 939             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 940         nil] waitUntilDone:YES];
 941
 942         if (value && ![delegate_ isProgressCancelled])
 943             return true;
 944         else {
 945             cancelled_ = true;
 946             return false;
 947         }
 948     }
 949
 950     _finline bool WasCancelled() const {
 951         return cancelled_;
 952     }
 953
 954     virtual void Start() {
 955         pkgAcquireStatus::Start();
 956         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 957     }
 958
 959     virtual void Stop() {
 960         pkgAcquireStatus::Stop();
 961         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 962         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 963     }
 964 };
 965 /* }}} */
 966 /* Database Interface {{{ */
 967 typedef std::map< unsigned long, _H<Source> > SourceMap;
 968
 969 @interface Database : NSObject {
 970     NSZone *zone_;
 971     apr_pool_t *pool_;
 972
 973     unsigned era_;
 974
 975     pkgCacheFile cache_;
 976     pkgDepCache::Policy *policy_;
 977     pkgRecords *records_;
 978     pkgProblemResolver *resolver_;
 979     pkgAcquire *fetcher_;
 980     FileFd *lock_;
 981     SPtr<pkgPackageManager> manager_;
 982     pkgSourceList *list_;
 983
 984     SourceMap sourceMap_;
 985     _H<NSMutableArray> sourceList_;
 986
 987     CFMutableArrayRef packages_;
 988
 989     _transient NSObject<DatabaseDelegate> *delegate_;
 990     _transient NSObject<ProgressDelegate> *progress_;
 991
 992     Status status_;
 993
 994     int cydiafd_;
 995     int statusfd_;
 996     FILE *input_;
 997
 998     std::map<const char *, _H<NSString> > sections_;
 999 }
1000
1001 + (Database *) sharedInstance;
1002 - (unsigned) era;
1003
1004 - (void) _readCydia:(NSNumber *)fd;
1005 - (void) _readStatus:(NSNumber *)fd;
1006 - (void) _readOutput:(NSNumber *)fd;
1007
1008 - (FILE *) input;
1009
1010 - (Package *) packageWithName:(NSString *)name;
1011
1012 - (pkgCacheFile &) cache;
1013 - (pkgDepCache::Policy *) policy;
1014 - (pkgRecords *) records;
1015 - (pkgProblemResolver *) resolver;
1016 - (pkgAcquire &) fetcher;
1017 - (pkgSourceList &) list;
1018 - (NSArray *) packages;
1019 - (NSArray *) sources;
1020 - (Source *) sourceWithKey:(NSString *)key;
1021 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1022
1023 - (void) configure;
1024 - (bool) prepare;
1025 - (void) perform;
1026 - (bool) upgrade;
1027 - (void) update;
1028
1029 - (void) updateWithStatus:(Status &)status;
1030
1031 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1032
1033 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1034 - (NSObject<ProgressDelegate> *) progressDelegate;
1035
1036 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1037
1038 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1039
1040 @end
1041 /* }}} */
1042 /* ProgressEvent Implementation {{{ */
1043 @implementation CydiaProgressEvent
1044
1045 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1046     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1047 }
1048
1049 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1050     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1051     [event setPackage:package];
1052     return event;
1053 }
1054
1055 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1056     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1057
1058     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1059     NSArray *fields([description componentsSeparatedByString:@" "]);
1060     [event setItem:fields];
1061
1062     if ([fields count] > 3) {
1063         [event setPackage:[fields objectAtIndex:2]];
1064         [event setVersion:[fields objectAtIndex:3]];
1065     }
1066
1067     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1068
1069     return event;
1070 }
1071
1072 + (NSArray *) _attributeKeys {
1073     return [NSArray arrayWithObjects:
1074         @"item",
1075         @"message",
1076         @"package",
1077         @"type",
1078         @"url",
1079         @"version",
1080     nil];
1081 }
1082
1083 - (NSArray *) attributeKeys {
1084     return [[self class] _attributeKeys];
1085 }
1086
1087 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1088     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1089 }
1090
1091 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1092     if ((self = [super init]) != nil) {
1093         message_ = message;
1094         type_ = type;
1095     } return self;
1096 }
1097
1098 - (NSString *) message {
1099     return message_;
1100 }
1101
1102 - (NSString *) type {
1103     return type_;
1104 }
1105
1106 - (NSArray *) item {
1107     return (id) item_ ?: [NSNull null];
1108 }
1109
1110 - (void) setItem:(NSArray *)item {
1111     item_ = item;
1112 }
1113
1114 - (NSString *) package {
1115     return (id) package_ ?: [NSNull null];
1116 }
1117
1118 - (void) setPackage:(NSString *)package {
1119     package_ = package;
1120 }
1121
1122 - (NSString *) url {
1123     return (id) url_ ?: [NSNull null];
1124 }
1125
1126 - (void) setURL:(NSString *)url {
1127     url_ = url;
1128 }
1129
1130 - (void) setVersion:(NSString *)version {
1131     version_ = version;
1132 }
1133
1134 - (NSString *) version {
1135     return (id) version_ ?: [NSNull null];
1136 }
1137
1138 - (NSString *) compound:(NSString *)value {
1139     if (value != nil) {
1140         NSString *mode(nil); {
1141             NSString *type([self type]);
1142             if ([type isEqualToString:kCydiaProgressEventTypeError])
1143                 mode = UCLocalize("ERROR");
1144             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1145                 mode = UCLocalize("WARNING");
1146         }
1147
1148         if (mode != nil)
1149             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1150     }
1151
1152     return value;
1153 }
1154
1155 - (NSString *) compoundMessage {
1156     return [self compound:[self message]];
1157 }
1158
1159 - (NSString *) compoundTitle {
1160     NSString *title;
1161
1162     if (package_ == nil)
1163         title = nil;
1164     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1165         title = [package name];
1166     else
1167         title = package_;
1168
1169     return [self compound:title];
1170 }
1171
1172 @end
1173 /* }}} */
1174
1175 // Cytore Definitions {{{
1176 struct PackageValue :
1177     Cytore::Block
1178 {
1179     Cytore::Offset<PackageValue> next_;
1180
1181     uint32_t index_ : 23;
1182     uint32_t subscribed_ : 1;
1183     uint32_t : 8;
1184
1185     int32_t first_;
1186     int32_t last_;
1187
1188     uint16_t vhash_;
1189     uint16_t nhash_;
1190
1191     char version_[8];
1192     char name_[];
1193 };
1194
1195 struct MetaValue :
1196     Cytore::Block
1197 {
1198     uint32_t active_;
1199     Cytore::Offset<PackageValue> packages_[1 << 16];
1200 };
1201
1202 static Cytore::File<MetaValue> MetaFile_;
1203 // }}}
1204 // Cytore Helper Functions {{{
1205 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1206     SplitHash nhash = { hashlittle(name, length) };
1207
1208     PackageValue *metadata;
1209
1210     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1211     offset: if (offset->IsNull()) {
1212         *offset = MetaFile_.New<PackageValue>(length + 1);
1213         metadata = &MetaFile_.Get(*offset);
1214
1215         if (metadata == NULL) {
1216             if (fail != NULL)
1217                 *fail = true;
1218
1219             metadata = new PackageValue();
1220             memset(metadata, 0, sizeof(*metadata));
1221         }
1222
1223         memcpy(metadata->name_, name, length + 1);
1224         metadata->nhash_ = nhash.u16[1];
1225     } else {
1226         metadata = &MetaFile_.Get(*offset);
1227
1228         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1229             offset = &metadata->next_;
1230             goto offset;
1231         }
1232     }
1233
1234     return metadata;
1235 }
1236
1237 static void PackageImport(const void *key, const void *value, void *context) {
1238     bool &fail(*reinterpret_cast<bool *>(context));
1239
1240     char buffer[1024];
1241     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1242         NSLog(@"failed to import package %@", key);
1243         return;
1244     }
1245
1246     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1247     NSDictionary *package((NSDictionary *) value);
1248
1249     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1250         if ([subscribed boolValue] && !metadata->subscribed_)
1251             metadata->subscribed_ = true;
1252
1253     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1254         time_t time([date timeIntervalSince1970]);
1255         if (metadata->first_ > time || metadata->first_ == 0)
1256             metadata->first_ = time;
1257     }
1258
1259     NSDate *date([package objectForKey:@"LastSeen"]);
1260     NSString *version([package objectForKey:@"LastVersion"]);
1261
1262     if (date != nil && version != nil) {
1263         time_t time([date timeIntervalSince1970]);
1264         if (metadata->last_ < time || metadata->last_ == 0)
1265             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1266                 size_t length(strlen(buffer));
1267                 uint16_t vhash(hashlittle(buffer, length));
1268
1269                 size_t capped(std::min<size_t>(8, length));
1270                 char *latest(buffer + length - capped);
1271
1272                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1273                 metadata->vhash_ = vhash;
1274
1275                 metadata->last_ = time;
1276             }
1277     }
1278 }
1279 // }}}
1280
1281 /* Source Class {{{ */
1282 @interface Source : NSObject {
1283     unsigned era_;
1284     Database *database_;
1285     metaIndex *index_;
1286
1287     CYString depiction_;
1288     CYString description_;
1289     CYString label_;
1290     CYString origin_;
1291     CYString support_;
1292
1293     CYString uri_;
1294     CYString distribution_;
1295     CYString type_;
1296     CYString base_;
1297     CYString version_;
1298
1299     _H<NSString> host_;
1300     _H<NSString> authority_;
1301
1302     CYString defaultIcon_;
1303
1304     _H<NSDictionary> record_;
1305     BOOL trusted_;
1306 }
1307
1308 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1309
1310 - (NSComparisonResult) compareByName:(Source *)source;
1311
1312 - (NSString *) depictionForPackage:(NSString *)package;
1313 - (NSString *) supportForPackage:(NSString *)package;
1314
1315 - (NSDictionary *) record;
1316 - (BOOL) trusted;
1317
1318 - (NSString *) rooturi;
1319 - (NSString *) distribution;
1320 - (NSString *) type;
1321
1322 - (NSString *) key;
1323 - (NSString *) host;
1324
1325 - (NSString *) name;
1326 - (NSString *) shortDescription;
1327 - (NSString *) label;
1328 - (NSString *) origin;
1329 - (NSString *) version;
1330
1331 - (NSString *) defaultIcon;
1332 - (NSURL *) iconURL;
1333
1334 @end
1335
1336 @implementation Source
1337
1338 - (void) _clear {
1339     uri_.clear();
1340     distribution_.clear();
1341     type_.clear();
1342
1343     base_.clear();
1344
1345     description_.clear();
1346     label_.clear();
1347     origin_.clear();
1348     depiction_.clear();
1349     support_.clear();
1350     version_.clear();
1351     defaultIcon_.clear();
1352
1353     record_ = nil;
1354     host_ = nil;
1355     authority_ = nil;
1356 }
1357
1358 + (NSString *) webScriptNameForSelector:(SEL)selector {
1359     if (false);
1360     else if (selector == @selector(addSection:))
1361         return @"addSection";
1362     else if (selector == @selector(getField:))
1363         return @"getField";
1364     else if (selector == @selector(removeSection:))
1365         return @"removeSection";
1366     else if (selector == @selector(remove))
1367         return @"remove";
1368     else
1369         return nil;
1370 }
1371
1372 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1373     return [self webScriptNameForSelector:selector] == nil;
1374 }
1375
1376 + (NSArray *) _attributeKeys {
1377     return [NSArray arrayWithObjects:
1378         @"baseuri",
1379         @"distribution",
1380         @"host",
1381         @"key",
1382         @"iconuri",
1383         @"label",
1384         @"name",
1385         @"origin",
1386         @"rooturi",
1387         @"sections",
1388         @"shortDescription",
1389         @"trusted",
1390         @"type",
1391         @"version",
1392     nil];
1393 }
1394
1395 - (NSArray *) attributeKeys {
1396     return [[self class] _attributeKeys];
1397 }
1398
1399 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1400     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1401 }
1402
1403 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1404     [self _clear];
1405
1406     trusted_ = index->IsTrusted();
1407
1408     uri_.set(pool, index->GetURI());
1409     distribution_.set(pool, index->GetDist());
1410     type_.set(pool, index->GetType());
1411
1412     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1413     if (dindex != NULL) {
1414         base_.set(pool, dindex->MetaIndexURI(""));
1415
1416         FileFd fd;
1417         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1418             _error->Discard();
1419         else {
1420             pkgTagFile tags(&fd);
1421
1422             pkgTagSection section;
1423             tags.Step(section);
1424
1425             struct {
1426                 const char *name_;
1427                 CYString *value_;
1428             } names[] = {
1429                 {"default-icon", &defaultIcon_},
1430                 {"depiction", &depiction_},
1431                 {"description", &description_},
1432                 {"label", &label_},
1433                 {"origin", &origin_},
1434                 {"support", &support_},
1435                 {"version", &version_},
1436             };
1437
1438             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1439                 const char *start, *end;
1440
1441                 if (section.Find(names[i].name_, start, end)) {
1442                     CYString &value(*names[i].value_);
1443                     value.set(pool, start, end - start);
1444                 }
1445             }
1446         }
1447     }
1448
1449     record_ = [Sources_ objectForKey:[self key]];
1450
1451     NSURL *url([NSURL URLWithString:uri_]);
1452
1453     host_ = [url host];
1454     if (host_ != nil)
1455         host_ = [host_ lowercaseString];
1456
1457     if (host_ != nil)
1458         authority_ = host_;
1459     else
1460         authority_ = [url path];
1461 }
1462
1463 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1464     if ((self = [super init]) != nil) {
1465         era_ = [database era];
1466         database_ = database;
1467         index_ = index;
1468
1469         [self setMetaIndex:index inPool:pool];
1470     } return self;
1471 }
1472
1473 - (NSString *) getField:(NSString *)name {
1474 @synchronized (database_) {
1475     if ([database_ era] != era_ || index_ == NULL)
1476         return nil;
1477
1478     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1479     if (dindex == NULL)
1480         return nil;
1481
1482     FileFd fd;
1483     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1484          _error->Discard();
1485          return nil;
1486     }
1487
1488     pkgTagFile tags(&fd);
1489
1490     pkgTagSection section;
1491     tags.Step(section);
1492
1493     const char *start, *end;
1494     if (!section.Find([name UTF8String], start, end))
1495         return (NSString *) [NSNull null];
1496
1497     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1498 } }
1499
1500 - (NSComparisonResult) compareByName:(Source *)source {
1501     NSString *lhs = [self name];
1502     NSString *rhs = [source name];
1503
1504     if ([lhs length] != 0 && [rhs length] != 0) {
1505         unichar lhc = [lhs characterAtIndex:0];
1506         unichar rhc = [rhs characterAtIndex:0];
1507
1508         if (isalpha(lhc) && !isalpha(rhc))
1509             return NSOrderedAscending;
1510         else if (!isalpha(lhc) && isalpha(rhc))
1511             return NSOrderedDescending;
1512     }
1513
1514     return [lhs compare:rhs options:LaxCompareOptions_];
1515 }
1516
1517 - (NSString *) depictionForPackage:(NSString *)package {
1518     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1519 }
1520
1521 - (NSString *) supportForPackage:(NSString *)package {
1522     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1523 }
1524
1525 - (NSArray *) sections {
1526     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1527 }
1528
1529 - (void) _addSection:(NSString *)section {
1530     if (record_ == nil)
1531         return;
1532     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1533         if (![sections containsObject:section]) {
1534             [sections addObject:section];
1535             Changed_ = true;
1536         }
1537     } else {
1538         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1539         Changed_ = true;
1540     }
1541 }
1542
1543 - (bool) addSection:(NSString *)section {
1544     if (record_ == nil)
1545         return false;
1546
1547     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1548     return true;
1549 }
1550
1551 - (void) _removeSection:(NSString *)section {
1552     if (record_ == nil)
1553         return;
1554
1555     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1556         if ([sections containsObject:section]) {
1557             [sections removeObject:section];
1558             Changed_ = true;
1559         }
1560 }
1561
1562 - (bool) removeSection:(NSString *)section {
1563     if (record_ == nil)
1564         return false;
1565
1566     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1567     return true;
1568 }
1569
1570 - (void) _remove {
1571     [Sources_ removeObjectForKey:[self key]];
1572     Changed_ = true;
1573 }
1574
1575 - (bool) remove {
1576     bool value(record_ != nil);
1577     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1578     return value;
1579 }
1580
1581 - (NSDictionary *) record {
1582     return record_;
1583 }
1584
1585 - (BOOL) trusted {
1586     return trusted_;
1587 }
1588
1589 - (NSString *) rooturi {
1590     return uri_;
1591 }
1592
1593 - (NSString *) distribution {
1594     return distribution_;
1595 }
1596
1597 - (NSString *) type {
1598     return type_;
1599 }
1600
1601 - (NSString *) baseuri {
1602     return base_.empty() ? nil : (id) base_;
1603 }
1604
1605 - (NSString *) iconuri {
1606     if (NSString *base = [self baseuri])
1607         return [base stringByAppendingString:@"CydiaIcon.png"];
1608
1609     return nil;
1610 }
1611
1612 - (NSURL *) iconURL {
1613     if (NSString *uri = [self iconuri])
1614         return [NSURL URLWithString:uri];
1615     return nil;
1616 }
1617
1618 - (NSString *) key {
1619     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1620 }
1621
1622 - (NSString *) host {
1623     return host_;
1624 }
1625
1626 - (NSString *) name {
1627     return origin_.empty() ? (id) authority_ : origin_;
1628 }
1629
1630 - (NSString *) shortDescription {
1631     return description_;
1632 }
1633
1634 - (NSString *) label {
1635     return label_.empty() ? (id) authority_ : label_;
1636 }
1637
1638 - (NSString *) origin {
1639     return origin_;
1640 }
1641
1642 - (NSString *) version {
1643     return version_;
1644 }
1645
1646 - (NSString *) defaultIcon {
1647     return defaultIcon_;
1648 }
1649
1650 @end
1651 /* }}} */
1652 /* CydiaOperation Class {{{ */
1653 @interface CydiaOperation : NSObject {
1654     _H<NSString> operator_;
1655     _H<NSString> value_;
1656 }
1657
1658 - (NSString *) operator;
1659 - (NSString *) value;
1660
1661 @end
1662
1663 @implementation CydiaOperation
1664
1665 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1666     if ((self = [super init]) != nil) {
1667         operator_ = [NSString stringWithUTF8String:_operator];
1668         value_ = [NSString stringWithUTF8String:value];
1669     } return self;
1670 }
1671
1672 + (NSArray *) _attributeKeys {
1673     return [NSArray arrayWithObjects:
1674         @"operator",
1675         @"value",
1676     nil];
1677 }
1678
1679 - (NSArray *) attributeKeys {
1680     return [[self class] _attributeKeys];
1681 }
1682
1683 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1684     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1685 }
1686
1687 - (NSString *) operator {
1688     return operator_;
1689 }
1690
1691 - (NSString *) value {
1692     return value_;
1693 }
1694
1695 @end
1696 /* }}} */
1697 /* CydiaClause Class {{{ */
1698 @interface CydiaClause : NSObject {
1699     _H<NSString> package_;
1700     _H<CydiaOperation> version_;
1701 }
1702
1703 - (NSString *) package;
1704 - (CydiaOperation *) version;
1705
1706 @end
1707
1708 @implementation CydiaClause
1709
1710 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1711     if ((self = [super init]) != nil) {
1712         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1713
1714         if (const char *version = dep.TargetVer())
1715             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1716         else
1717             version_ = (id) [NSNull null];
1718     } return self;
1719 }
1720
1721 + (NSArray *) _attributeKeys {
1722     return [NSArray arrayWithObjects:
1723         @"package",
1724         @"version",
1725     nil];
1726 }
1727
1728 - (NSArray *) attributeKeys {
1729     return [[self class] _attributeKeys];
1730 }
1731
1732 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1733     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1734 }
1735
1736 - (NSString *) package {
1737     return package_;
1738 }
1739
1740 - (CydiaOperation *) version {
1741     return version_;
1742 }
1743
1744 @end
1745 /* }}} */
1746 /* CydiaRelation Class {{{ */
1747 @interface CydiaRelation : NSObject {
1748     _H<NSString> relationship_;
1749     _H<NSMutableArray> clauses_;
1750 }
1751
1752 - (NSString *) relationship;
1753 - (NSArray *) clauses;
1754
1755 @end
1756
1757 @implementation CydiaRelation
1758
1759 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1760     if ((self = [super init]) != nil) {
1761         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1762         clauses_ = [NSMutableArray arrayWithCapacity:8];
1763
1764         pkgCache::DepIterator start;
1765         pkgCache::DepIterator end;
1766         dep.GlobOr(start, end); // ++dep
1767
1768         _forever {
1769             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1770
1771             // yes, seriously. (wtf?)
1772             if (start == end)
1773                 break;
1774             ++start;
1775         }
1776     } return self;
1777 }
1778
1779 + (NSArray *) _attributeKeys {
1780     return [NSArray arrayWithObjects:
1781         @"clauses",
1782         @"relationship",
1783     nil];
1784 }
1785
1786 - (NSArray *) attributeKeys {
1787     return [[self class] _attributeKeys];
1788 }
1789
1790 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1791     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1792 }
1793
1794 - (NSString *) relationship {
1795     return relationship_;
1796 }
1797
1798 - (NSArray *) clauses {
1799     return clauses_;
1800 }
1801
1802 - (void) addClause:(CydiaClause *)clause {
1803     [clauses_ addObject:clause];
1804 }
1805
1806 @end
1807 /* }}} */
1808 /* Package Class {{{ */
1809 struct ParsedPackage {
1810     CYString md5sum_;
1811     CYString tagline_;
1812
1813     CYString architecture_;
1814     CYString icon_;
1815
1816     CYString depiction_;
1817     CYString homepage_;
1818
1819     CYString sponsor_;
1820     CYString author_;
1821
1822     CYString bugs_;
1823     CYString support_;
1824 };
1825
1826 @interface Package : NSObject {
1827     uint32_t era_ : 25;
1828     uint32_t role_ : 3;
1829     uint32_t essential_ : 1;
1830     uint32_t obsolete_ : 1;
1831     uint32_t ignored_ : 1;
1832     uint32_t pooled_ : 1;
1833
1834     apr_pool_t *pool_;
1835
1836     uint32_t rank_;
1837
1838     _transient Database *database_;
1839
1840     pkgCache::VerIterator version_;
1841     pkgCache::PkgIterator iterator_;
1842     pkgCache::VerFileIterator file_;
1843
1844     CYString id_;
1845     CYString name_;
1846
1847     CYString latest_;
1848     CYString installed_;
1849
1850     const char *section_;
1851     _transient NSString *section$_;
1852
1853     _H<Source> source_;
1854
1855     PackageValue *metadata_;
1856     ParsedPackage *parsed_;
1857
1858     _H<NSMutableArray> tags_;
1859 }
1860
1861 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1862 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1863
1864 - (pkgCache::PkgIterator) iterator;
1865 - (void) parse;
1866
1867 - (NSString *) section;
1868 - (NSString *) simpleSection;
1869
1870 - (NSString *) longSection;
1871 - (NSString *) shortSection;
1872
1873 - (NSString *) uri;
1874
1875 - (MIMEAddress *) maintainer;
1876 - (size_t) size;
1877 - (NSString *) longDescription;
1878 - (NSString *) shortDescription;
1879 - (unichar) index;
1880
1881 - (PackageValue *) metadata;
1882 - (time_t) seen;
1883
1884 - (bool) subscribed;
1885 - (bool) setSubscribed:(bool)subscribed;
1886
1887 - (BOOL) ignored;
1888
1889 - (NSString *) latest;
1890 - (NSString *) installed;
1891 - (BOOL) uninstalled;
1892
1893 - (BOOL) valid;
1894 - (BOOL) upgradableAndEssential:(BOOL)essential;
1895 - (BOOL) essential;
1896 - (BOOL) broken;
1897 - (BOOL) unfiltered;
1898 - (BOOL) visible;
1899
1900 - (BOOL) half;
1901 - (BOOL) halfConfigured;
1902 - (BOOL) halfInstalled;
1903 - (BOOL) hasMode;
1904 - (NSString *) mode;
1905
1906 - (NSString *) id;
1907 - (NSString *) name;
1908 - (UIImage *) icon;
1909 - (NSString *) homepage;
1910 - (NSString *) depiction;
1911 - (MIMEAddress *) author;
1912
1913 - (NSString *) support;
1914
1915 - (NSArray *) files;
1916 - (NSArray *) warnings;
1917 - (NSArray *) applications;
1918
1919 - (Source *) source;
1920
1921 - (uint32_t) rank;
1922 - (BOOL) matches:(NSArray *)query;
1923
1924 - (bool) hasSupportingRole;
1925 - (BOOL) hasTag:(NSString *)tag;
1926 - (NSString *) primaryPurpose;
1927 - (NSArray *) purposes;
1928 - (bool) isCommercial;
1929
1930 - (void) setIndex:(size_t)index;
1931
1932 - (CYString &) cyname;
1933
1934 - (uint32_t) compareBySection:(NSArray *)sections;
1935
1936 - (void) install;
1937 - (void) remove;
1938
1939 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1940 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1941 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1942 - (bool) isVisibleInSection:(NSString *)section;
1943 - (bool) isVisibleInSource:(Source *)source;
1944
1945 @end
1946
1947 uint32_t PackageChangesRadix(Package *self, void *) {
1948     union {
1949         uint32_t key;
1950
1951         struct {
1952             uint32_t timestamp : 30;
1953             uint32_t ignored : 1;
1954             uint32_t upgradable : 1;
1955         } bits;
1956     } value;
1957
1958     bool upgradable([self upgradableAndEssential:YES]);
1959     value.bits.upgradable = upgradable ? 1 : 0;
1960
1961     if (upgradable) {
1962         value.bits.timestamp = 0;
1963         value.bits.ignored = [self ignored] ? 0 : 1;
1964         value.bits.upgradable = 1;
1965     } else {
1966         value.bits.timestamp = [self seen] >> 2;
1967         value.bits.ignored = 0;
1968         value.bits.upgradable = 0;
1969     }
1970
1971     return _not(uint32_t) - value.key;
1972 }
1973
1974 uint32_t PackagePrefixRadix(Package *self, void *context) {
1975     size_t offset(reinterpret_cast<size_t>(context));
1976     CYString &name([self cyname]);
1977
1978     size_t size(name.size());
1979     if (size == 0)
1980         return 0;
1981     char *text(name.data());
1982
1983     size_t zeros;
1984     if (!isdigit(text[0]))
1985         zeros = 0;
1986     else {
1987         size_t digits(1);
1988         while (size != digits && isdigit(text[digits]))
1989             if (++digits == 4)
1990                 break;
1991         zeros = 4 - digits;
1992     }
1993
1994     uint8_t data[4];
1995
1996     if (offset == 0 && zeros != 0) {
1997         memset(data, '0', zeros);
1998         memcpy(data + zeros, text, 4 - zeros);
1999     } else {
2000         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2001         if (size <= offset - zeros)
2002             return 0;
2003
2004         text += offset - zeros;
2005         size -= offset - zeros;
2006
2007         if (size >= 4)
2008             memcpy(data, text, 4);
2009         else {
2010             memcpy(data, text, size);
2011             memset(data + size, 0, 4 - size);
2012         }
2013
2014         for (size_t i(0); i != 4; ++i)
2015             if (isalpha(data[i]))
2016                 data[i] |= 0x20;
2017     }
2018
2019     if (offset == 0)
2020         if (data[0] == '@')
2021             data[0] = 0x7f;
2022         else
2023             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2024
2025     /* XXX: ntohl may be more honest */
2026     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2027 }
2028
2029 CYString &(*PackageName)(Package *self, SEL sel);
2030
2031 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2032     _profile(PackageNameCompare)
2033         CYString &lhi(PackageName(lhs, @selector(cyname)));
2034         CYString &rhi(PackageName(rhs, @selector(cyname)));
2035         CFStringRef lhn(lhi), rhn(rhi);
2036
2037         if (lhn == NULL)
2038             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2039         else if (rhn == NULL)
2040             return NSOrderedDescending;
2041
2042         _profile(PackageNameCompare$NumbersLast)
2043             if (!lhi.empty() && !rhi.empty()) {
2044                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2045                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2046                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2047                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2048                     return lha ? NSOrderedAscending : NSOrderedDescending;
2049             }
2050         _end
2051
2052         CFIndex length = CFStringGetLength(lhn);
2053
2054         _profile(PackageNameCompare$Compare)
2055             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2056         _end
2057     _end
2058 }
2059
2060 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2061     return PackageNameCompare(*lhs, *rhs, context);
2062 }
2063
2064 struct PackageNameOrdering :
2065     std::binary_function<Package *, Package *, bool>
2066 {
2067     _finline bool operator ()(Package *lhs, Package *rhs) const {
2068         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2069     }
2070 };
2071
2072 @implementation Package
2073
2074 - (NSString *) description {
2075     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2076 }
2077
2078 - (void) dealloc {
2079     if (!pooled_)
2080         apr_pool_destroy(pool_);
2081     if (parsed_ != NULL)
2082         delete parsed_;
2083     [super dealloc];
2084 }
2085
2086 + (NSString *) webScriptNameForSelector:(SEL)selector {
2087     if (false);
2088     else if (selector == @selector(clear))
2089         return @"clear";
2090     else if (selector == @selector(getField:))
2091         return @"getField";
2092     else if (selector == @selector(hasTag:))
2093         return @"hasTag";
2094     else if (selector == @selector(install))
2095         return @"install";
2096     else if (selector == @selector(remove))
2097         return @"remove";
2098     else
2099         return nil;
2100 }
2101
2102 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2103     return [self webScriptNameForSelector:selector] == nil;
2104 }
2105
2106 + (NSArray *) _attributeKeys {
2107     return [NSArray arrayWithObjects:
2108         @"applications",
2109         @"architecture",
2110         @"author",
2111         @"depiction",
2112         @"essential",
2113         @"homepage",
2114         @"icon",
2115         @"id",
2116         @"installed",
2117         @"latest",
2118         @"longDescription",
2119         @"longSection",
2120         @"maintainer",
2121         @"md5sum",
2122         @"mode",
2123         @"name",
2124         @"purposes",
2125         @"relations",
2126         @"section",
2127         @"selection",
2128         @"shortDescription",
2129         @"shortSection",
2130         @"simpleSection",
2131         @"size",
2132         @"source",
2133         @"sponsor",
2134         @"state",
2135         @"support",
2136         @"tags",
2137         @"warnings",
2138     nil];
2139 }
2140
2141 - (NSArray *) attributeKeys {
2142     return [[self class] _attributeKeys];
2143 }
2144
2145 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2146     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2147 }
2148
2149 - (NSArray *) relations {
2150 @synchronized (database_) {
2151     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2152     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2153         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2154     return relations;
2155 } }
2156
2157 - (NSString *) architecture {
2158     [self parse];
2159 @synchronized (database_) {
2160     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2161 } }
2162
2163 - (NSString *) getField:(NSString *)name {
2164 @synchronized (database_) {
2165     if ([database_ era] != era_ || file_.end())
2166         return nil;
2167
2168     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2169
2170     const char *start, *end;
2171     if (!parser.Find([name UTF8String], start, end))
2172         return (NSString *) [NSNull null];
2173
2174     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2175 } }
2176
2177 - (void) parse {
2178     if (parsed_ != NULL)
2179         return;
2180 @synchronized (database_) {
2181     if ([database_ era] != era_ || file_.end())
2182         return;
2183
2184     ParsedPackage *parsed(new ParsedPackage);
2185     parsed_ = parsed;
2186
2187     _profile(Package$parse)
2188         pkgRecords::Parser *parser;
2189
2190         _profile(Package$parse$Lookup)
2191             parser = &[database_ records]->Lookup(file_);
2192         _end
2193
2194         CYString website;
2195
2196         _profile(Package$parse$Find)
2197             struct {
2198                 const char *name_;
2199                 CYString *value_;
2200             } names[] = {
2201                 {"architecture", &parsed->architecture_},
2202                 {"icon", &parsed->icon_},
2203                 {"depiction", &parsed->depiction_},
2204                 {"homepage", &parsed->homepage_},
2205                 {"website", &website},
2206                 {"bugs", &parsed->bugs_},
2207                 {"support", &parsed->support_},
2208                 {"sponsor", &parsed->sponsor_},
2209                 {"author", &parsed->author_},
2210                 {"md5sum", &parsed->md5sum_},
2211             };
2212
2213             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2214                 const char *start, *end;
2215
2216                 if (parser->Find(names[i].name_, start, end)) {
2217                     CYString &value(*names[i].value_);
2218                     _profile(Package$parse$Value)
2219                         value.set(pool_, start, end - start);
2220                     _end
2221                 }
2222             }
2223         _end
2224
2225         _profile(Package$parse$Tagline)
2226             const char *start, *end;
2227             if (parser->ShortDesc(start, end)) {
2228                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2229                 if (stop == NULL)
2230                     stop = end;
2231                 while (stop != start && stop[-1] == '\r')
2232                     --stop;
2233                 parsed->tagline_.set(pool_, start, stop - start);
2234             }
2235         _end
2236
2237         _profile(Package$parse$Retain)
2238             if (parsed->homepage_.empty())
2239                 parsed->homepage_ = website;
2240             if (parsed->homepage_ == parsed->depiction_)
2241                 parsed->homepage_.clear();
2242         _end
2243     _end
2244 } }
2245
2246 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2247     if ((self = [super init]) != nil) {
2248     _profile(Package$initWithVersion)
2249         if (pool == NULL)
2250             apr_pool_create(&pool_, NULL);
2251         else {
2252             pool_ = pool;
2253             pooled_ = true;
2254         }
2255
2256         database_ = database;
2257         era_ = [database era];
2258
2259         version_ = version;
2260
2261         pkgCache::PkgIterator iterator(version.ParentPkg());
2262         iterator_ = iterator;
2263
2264         _profile(Package$initWithVersion$Version)
2265             if (!version_.end())
2266                 file_ = version_.FileList();
2267             else {
2268                 pkgCache &cache([database_ cache]);
2269                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2270             }
2271         _end
2272
2273         _profile(Package$initWithVersion$Cache)
2274             name_.set(NULL, iterator.Display());
2275
2276             latest_.set(NULL, StripVersion_(version_.VerStr()));
2277
2278             pkgCache::VerIterator current(iterator.CurrentVer());
2279             if (!current.end())
2280                 installed_.set(NULL, StripVersion_(current.VerStr()));
2281         _end
2282
2283         _profile(Package$initWithVersion$Tags)
2284             pkgCache::TagIterator tag(iterator.TagList());
2285             if (!tag.end()) {
2286                 tags_ = [NSMutableArray arrayWithCapacity:8];
2287                 do {
2288                     const char *name(tag.Name());
2289                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2290
2291                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2292                         if (strcmp(name + 6, "enduser") == 0)
2293                             role_ = 1;
2294                         else if (strcmp(name + 6, "hacker") == 0)
2295                             role_ = 2;
2296                         else if (strcmp(name + 6, "developer") == 0)
2297                             role_ = 3;
2298                         else if (strcmp(name + 6, "cydia") == 0)
2299                             role_ = 7;
2300                         else
2301                             role_ = 4;
2302                     }
2303
2304                     if (strncmp(name, "cydia::", 7) == 0) {
2305                         if (strcmp(name + 7, "essential") == 0)
2306                             essential_ = true;
2307                         else if (strcmp(name + 7, "obsolete") == 0)
2308                             obsolete_ = true;
2309                     }
2310
2311                     ++tag;
2312                 } while (!tag.end());
2313             }
2314         _end
2315
2316         _profile(Package$initWithVersion$Metadata)
2317             const char *mixed(iterator.Name());
2318             size_t size(strlen(mixed));
2319             char lower[size + 1];
2320
2321             for (size_t i(0); i != size; ++i)
2322                 lower[i] = mixed[i] | 0x20;
2323             lower[size] = '\0';
2324
2325             PackageValue *metadata(PackageFind(lower, size));
2326             metadata_ = metadata;
2327
2328             id_.set(NULL, metadata->name_, size);
2329
2330             const char *latest(version_.VerStr());
2331             size_t length(strlen(latest));
2332
2333             uint16_t vhash(hashlittle(latest, length));
2334
2335             size_t capped(std::min<size_t>(8, length));
2336             latest = latest + length - capped;
2337
2338             if (metadata->first_ == 0)
2339                 metadata->first_ = now_;
2340
2341             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2342                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2343                 metadata->vhash_ = vhash;
2344                 metadata->last_ = now_;
2345             } else if (metadata->last_ == 0)
2346                 metadata->last_ = metadata->first_;
2347         _end
2348
2349         _profile(Package$initWithVersion$Section)
2350             section_ = iterator.Section();
2351         _end
2352
2353         _profile(Package$initWithVersion$Flags)
2354             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2355             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2356         _end
2357     _end } return self;
2358 }
2359
2360 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2361     pkgCache::VerIterator version;
2362
2363     _profile(Package$packageWithIterator$GetCandidateVer)
2364         version = [database policy]->GetCandidateVer(iterator);
2365     _end
2366
2367     if (version.end())
2368         return nil;
2369
2370     Package *package;
2371
2372     _profile(Package$packageWithIterator$Allocate)
2373         package = [Package allocWithZone:zone];
2374     _end
2375
2376     _profile(Package$packageWithIterator$Initialize)
2377         package = [package
2378             initWithVersion:version
2379             withZone:zone
2380             inPool:pool
2381             database:database
2382         ];
2383     _end
2384
2385     _profile(Package$packageWithIterator$Autorelease)
2386         package = [package autorelease];
2387     _end
2388
2389     return package;
2390 }
2391
2392 - (pkgCache::PkgIterator) iterator {
2393     return iterator_;
2394 }
2395
2396 - (NSString *) section {
2397     if (section$_ == nil) {
2398         if (section_ == NULL)
2399             return nil;
2400
2401         _profile(Package$section$mappedSectionForPointer)
2402             section$_ = [database_ mappedSectionForPointer:section_];
2403         _end
2404     } return section$_;
2405 }
2406
2407 - (NSString *) simpleSection {
2408     if (NSString *section = [self section])
2409         return Simplify(section);
2410     else
2411         return nil;
2412 }
2413
2414 - (NSString *) longSection {
2415     return LocalizeSection([self section]);
2416 }
2417
2418 - (NSString *) shortSection {
2419     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2420 }
2421
2422 - (NSString *) uri {
2423     return nil;
2424 #if 0
2425     pkgIndexFile *index;
2426     pkgCache::PkgFileIterator file(file_.File());
2427     if (![database_ list].FindIndex(file, index))
2428         return nil;
2429     return [NSString stringWithUTF8String:iterator_->Path];
2430     //return [NSString stringWithUTF8String:file.Site()];
2431     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2432 #endif
2433 }
2434
2435 - (MIMEAddress *) maintainer {
2436 @synchronized (database_) {
2437     if ([database_ era] != era_ || file_.end())
2438         return nil;
2439
2440     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2441     const std::string &maintainer(parser->Maintainer());
2442     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2443 } }
2444
2445 - (NSString *) md5sum {
2446     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2447 }
2448
2449 - (size_t) size {
2450 @synchronized (database_) {
2451     if ([database_ era] != era_ || version_.end())
2452         return 0;
2453
2454     return version_->InstalledSize;
2455 } }
2456
2457 - (NSString *) longDescription {
2458 @synchronized (database_) {
2459     if ([database_ era] != era_ || file_.end())
2460         return nil;
2461
2462     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2463     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2464
2465     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2466     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2467     if ([lines count] < 2)
2468         return nil;
2469
2470     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2471     for (size_t i(1), e([lines count]); i != e; ++i) {
2472         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2473         [trimmed addObject:trim];
2474     }
2475
2476     return [trimmed componentsJoinedByString:@"\n"];
2477 } }
2478
2479 - (NSString *) shortDescription {
2480     if (parsed_ != NULL)
2481         return static_cast<NSString *>(parsed_->tagline_);
2482
2483 @synchronized (database_) {
2484     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2485
2486     const char *start, *end;
2487     if (!parser.ShortDesc(start, end))
2488         return nil;
2489
2490     if (end - start > 200)
2491         end = start + 200;
2492
2493     /*
2494     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2495         end = stop;
2496
2497     while (end != start && end[-1] == '\r')
2498         --end;
2499     */
2500
2501     return [(id) CYStringCreate(start, end - start) autorelease];
2502 } }
2503
2504 - (unichar) index {
2505     _profile(Package$index)
2506         CFStringRef name((CFStringRef) [self name]);
2507         if (CFStringGetLength(name) == 0)
2508             return '#';
2509         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2510         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2511             return '#';
2512         return toupper(character);
2513     _end
2514 }
2515
2516 - (PackageValue *) metadata {
2517     return metadata_;
2518 }
2519
2520 - (time_t) seen {
2521     PackageValue *metadata([self metadata]);
2522     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2523 }
2524
2525 - (bool) subscribed {
2526     return [self metadata]->subscribed_;
2527 }
2528
2529 - (bool) setSubscribed:(bool)subscribed {
2530     PackageValue *metadata([self metadata]);
2531     if (metadata->subscribed_ == subscribed)
2532         return false;
2533     metadata->subscribed_ = subscribed;
2534     return true;
2535 }
2536
2537 - (BOOL) ignored {
2538     return ignored_;
2539 }
2540
2541 - (NSString *) latest {
2542     return latest_;
2543 }
2544
2545 - (NSString *) installed {
2546     return installed_;
2547 }
2548
2549 - (BOOL) uninstalled {
2550     return installed_.empty();
2551 }
2552
2553 - (BOOL) valid {
2554     return !version_.end();
2555 }
2556
2557 - (BOOL) upgradableAndEssential:(BOOL)essential {
2558     _profile(Package$upgradableAndEssential)
2559         pkgCache::VerIterator current(iterator_.CurrentVer());
2560         if (current.end())
2561             return essential && essential_;
2562         else
2563             return !version_.end() && version_ != current;
2564     _end
2565 }
2566
2567 - (BOOL) essential {
2568     return essential_;
2569 }
2570
2571 - (BOOL) broken {
2572     return [database_ cache][iterator_].InstBroken();
2573 }
2574
2575 - (BOOL) unfiltered {
2576     _profile(Package$unfiltered$obsolete)
2577         if (_unlikely(obsolete_))
2578             return false;
2579     _end
2580
2581     _profile(Package$unfiltered$hasSupportingRole)
2582         if (_unlikely(![self hasSupportingRole]))
2583             return false;
2584     _end
2585
2586     return true;
2587 }
2588
2589 - (BOOL) visible {
2590     if (![self unfiltered])
2591         return false;
2592
2593     NSString *section;
2594
2595     _profile(Package$visible$section)
2596         section = [self section];
2597     _end
2598
2599     _profile(Package$visible$isSectionVisible)
2600         if (!isSectionVisible(section))
2601             return false;
2602     _end
2603
2604     return true;
2605 }
2606
2607 - (BOOL) half {
2608     unsigned char current(iterator_->CurrentState);
2609     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2610 }
2611
2612 - (BOOL) halfConfigured {
2613     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2614 }
2615
2616 - (BOOL) halfInstalled {
2617     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2618 }
2619
2620 - (BOOL) hasMode {
2621 @synchronized (database_) {
2622     if ([database_ era] != era_ || iterator_.end())
2623         return nil;
2624
2625     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2626     return state.Mode != pkgDepCache::ModeKeep;
2627 } }
2628
2629 - (NSString *) mode {
2630 @synchronized (database_) {
2631     if ([database_ era] != era_ || iterator_.end())
2632         return nil;
2633
2634     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2635
2636     switch (state.Mode) {
2637         case pkgDepCache::ModeDelete:
2638             if ((state.iFlags & pkgDepCache::Purge) != 0)
2639                 return @"PURGE";
2640             else
2641                 return @"REMOVE";
2642         case pkgDepCache::ModeKeep:
2643             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2644                 return @"REINSTALL";
2645             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2646                 return nil;*/
2647             else
2648                 return nil;
2649         case pkgDepCache::ModeInstall:
2650             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2651                 return @"REINSTALL";
2652             else*/ switch (state.Status) {
2653                 case -1:
2654                     return @"DOWNGRADE";
2655                 case 0:
2656                     return @"INSTALL";
2657                 case 1:
2658                     return @"UPGRADE";
2659                 case 2:
2660                     return @"NEW_INSTALL";
2661                 _nodefault
2662             }
2663         _nodefault
2664     }
2665 } }
2666
2667 - (NSString *) id {
2668     return id_;
2669 }
2670
2671 - (NSString *) name {
2672     return name_.empty() ? id_ : name_;
2673 }
2674
2675 - (UIImage *) icon {
2676     NSString *section = [self simpleSection];
2677
2678     UIImage *icon(nil);
2679     if (parsed_ != NULL)
2680         if (NSString *href = parsed_->icon_)
2681             if ([href hasPrefix:@"file:///"])
2682                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2683     if (icon == nil) if (section != nil)
2684         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2685     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2686         if ([dicon hasPrefix:@"file:///"])
2687             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2688     if (icon == nil)
2689         icon = [UIImage applicationImageNamed:@"unknown.png"];
2690     return icon;
2691 }
2692
2693 - (NSString *) homepage {
2694     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2695 }
2696
2697 - (NSString *) depiction {
2698     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2699 }
2700
2701 - (MIMEAddress *) sponsor {
2702     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2703 }
2704
2705 - (MIMEAddress *) author {
2706     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2707 }
2708
2709 - (NSString *) support {
2710     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2711 }
2712
2713 - (NSArray *) files {
2714     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2715     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2716
2717     std::ifstream fin;
2718     fin.open([path UTF8String]);
2719     if (!fin.is_open())
2720         return nil;
2721
2722     std::string line;
2723     while (std::getline(fin, line))
2724         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2725
2726     return files;
2727 }
2728
2729 - (NSString *) state {
2730 @synchronized (database_) {
2731     if ([database_ era] != era_ || file_.end())
2732         return nil;
2733
2734     switch (iterator_->CurrentState) {
2735         case pkgCache::State::NotInstalled:
2736             return @"NotInstalled";
2737         case pkgCache::State::UnPacked:
2738             return @"UnPacked";
2739         case pkgCache::State::HalfConfigured:
2740             return @"HalfConfigured";
2741         case pkgCache::State::HalfInstalled:
2742             return @"HalfInstalled";
2743         case pkgCache::State::ConfigFiles:
2744             return @"ConfigFiles";
2745         case pkgCache::State::Installed:
2746             return @"Installed";
2747         case pkgCache::State::TriggersAwaited:
2748             return @"TriggersAwaited";
2749         case pkgCache::State::TriggersPending:
2750             return @"TriggersPending";
2751     }
2752
2753     return (NSString *) [NSNull null];
2754 } }
2755
2756 - (NSString *) selection {
2757 @synchronized (database_) {
2758     if ([database_ era] != era_ || file_.end())
2759         return nil;
2760
2761     switch (iterator_->SelectedState) {
2762         case pkgCache::State::Unknown:
2763             return @"Unknown";
2764         case pkgCache::State::Install:
2765             return @"Install";
2766         case pkgCache::State::Hold:
2767             return @"Hold";
2768         case pkgCache::State::DeInstall:
2769             return @"DeInstall";
2770         case pkgCache::State::Purge:
2771             return @"Purge";
2772     }
2773
2774     return (NSString *) [NSNull null];
2775 } }
2776
2777 - (NSArray *) warnings {
2778     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2779     const char *name(iterator_.Name());
2780
2781     size_t length(strlen(name));
2782     if (length < 2) invalid:
2783         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2784     else for (size_t i(0); i != length; ++i)
2785         if (
2786             /* XXX: technically this is not allowed */
2787             (name[i] < 'A' || name[i] > 'Z') &&
2788             (name[i] < 'a' || name[i] > 'z') &&
2789             (name[i] < '0' || name[i] > '9') &&
2790             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2791         ) goto invalid;
2792
2793     if (strcmp(name, "cydia") != 0) {
2794         bool cydia = false;
2795         bool user = false;
2796         bool _private = false;
2797         bool stash = false;
2798
2799         bool repository = [[self section] isEqualToString:@"Repositories"];
2800
2801         if (NSArray *files = [self files])
2802             for (NSString *file in files)
2803                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2804                     cydia = true;
2805                 else if (!user && [file isEqualToString:@"/User"])
2806                     user = true;
2807                 else if (!_private && [file isEqualToString:@"/private"])
2808                     _private = true;
2809                 else if (!stash && [file isEqualToString:@"/var/stash"])
2810                     stash = true;
2811
2812         /* XXX: this is not sensitive enough. only some folders are valid. */
2813         if (cydia && !repository)
2814             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2815         if (user)
2816             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2817         if (_private)
2818             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2819         if (stash)
2820             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2821     }
2822
2823     return [warnings count] == 0 ? nil : warnings;
2824 }
2825
2826 - (NSArray *) applications {
2827     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2828
2829     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2830
2831     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2832     if (NSArray *files = [self files])
2833         for (NSString *file in files)
2834             if (application_r(file)) {
2835                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2836                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2837                 if ([id isEqualToString:me])
2838                     continue;
2839
2840                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2841                 if (display == nil)
2842                     display = application_r[1];
2843
2844                 NSString *bundle([file stringByDeletingLastPathComponent]);
2845                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2846                 if (icon == nil || [icon length] == 0)
2847                     icon = @"icon.png";
2848                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2849
2850                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2851                 [applications addObject:application];
2852
2853                 [application addObject:id];
2854                 [application addObject:display];
2855                 [application addObject:url];
2856             }
2857
2858     return [applications count] == 0 ? nil : applications;
2859 }
2860
2861 - (Source *) source {
2862     if (source_ == nil) {
2863         @synchronized (database_) {
2864             if ([database_ era] != era_ || file_.end())
2865                 source_ = (Source *) [NSNull null];
2866             else
2867                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2868         }
2869     }
2870
2871     return source_ == (Source *) [NSNull null] ? nil : source_;
2872 }
2873
2874 - (uint32_t) rank {
2875     return rank_;
2876 }
2877
2878 - (BOOL) matches:(NSArray *)query {
2879     if (query == nil || [query count] == 0)
2880         return NO;
2881
2882     rank_ = 0;
2883
2884     NSString *string;
2885     NSRange range;
2886     NSUInteger length;
2887
2888     string = [self name];
2889     length = [string length];
2890
2891     for (NSString *term in query) {
2892         range = [string rangeOfString:term options:MatchCompareOptions_];
2893         if (range.location != NSNotFound)
2894             rank_ -= 6 * 1000000 / length;
2895     }
2896
2897     if (rank_ == 0) {
2898         string = [self id];
2899         length = [string length];
2900
2901         for (NSString *term in query) {
2902             range = [string rangeOfString:term options:MatchCompareOptions_];
2903             if (range.location != NSNotFound)
2904                 rank_ -= 6 * 1000000 / length;
2905         }
2906     }
2907
2908     string = [self shortDescription];
2909     length = [string length];
2910     NSUInteger stop(std::min<NSUInteger>(length, 200));
2911
2912     for (NSString *term in query) {
2913         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2914         if (range.location != NSNotFound)
2915             rank_ -= 2 * 100000;
2916     }
2917
2918     return rank_ != 0;
2919 }
2920
2921 - (bool) hasSupportingRole {
2922     if (role_ == 0)
2923         return true;
2924     if (role_ == 1)
2925         return true;
2926     if ([Role_ isEqualToString:@"User"])
2927         return false;
2928     if (role_ == 2)
2929         return true;
2930     if ([Role_ isEqualToString:@"Hacker"])
2931         return false;
2932     if (role_ == 3)
2933         return true;
2934     if ([Role_ isEqualToString:@"Developer"])
2935         return false;
2936     _assert(false);
2937 }
2938
2939 - (NSArray *) tags {
2940     return tags_;
2941 }
2942
2943 - (BOOL) hasTag:(NSString *)tag {
2944     return tags_ == nil ? NO : [tags_ containsObject:tag];
2945 }
2946
2947 - (NSString *) primaryPurpose {
2948     for (NSString *tag in (NSArray *) tags_)
2949         if ([tag hasPrefix:@"purpose::"])
2950             return [tag substringFromIndex:9];
2951     return nil;
2952 }
2953
2954 - (NSArray *) purposes {
2955     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2956     for (NSString *tag in (NSArray *) tags_)
2957         if ([tag hasPrefix:@"purpose::"])
2958             [purposes addObject:[tag substringFromIndex:9]];
2959     return [purposes count] == 0 ? nil : purposes;
2960 }
2961
2962 - (bool) isCommercial {
2963     return [self hasTag:@"cydia::commercial"];
2964 }
2965
2966 - (void) setIndex:(size_t)index {
2967     if (metadata_->index_ != index)
2968         metadata_->index_ = index;
2969 }
2970
2971 - (CYString &) cyname {
2972     return name_.empty() ? id_ : name_;
2973 }
2974
2975 - (uint32_t) compareBySection:(NSArray *)sections {
2976     NSString *section([self section]);
2977     for (size_t i(0), e([sections count]); i != e; ++i) {
2978         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2979             return i;
2980     }
2981
2982     return _not(uint32_t);
2983 }
2984
2985 - (void) clear {
2986 @synchronized (database_) {
2987     pkgProblemResolver *resolver = [database_ resolver];
2988     resolver->Clear(iterator_);
2989
2990     pkgCacheFile &cache([database_ cache]);
2991     cache->SetReInstall(iterator_, false);
2992     cache->MarkKeep(iterator_, false);
2993 } }
2994
2995 - (void) install {
2996 @synchronized (database_) {
2997     pkgProblemResolver *resolver = [database_ resolver];
2998     resolver->Clear(iterator_);
2999     resolver->Protect(iterator_);
3000
3001     pkgCacheFile &cache([database_ cache]);
3002     cache->SetReInstall(iterator_, false);
3003     cache->MarkInstall(iterator_, false);
3004
3005     pkgDepCache::StateCache &state((*cache)[iterator_]);
3006     if (!state.Install())
3007         cache->SetReInstall(iterator_, true);
3008 } }
3009
3010 - (void) remove {
3011 @synchronized (database_) {
3012     pkgProblemResolver *resolver = [database_ resolver];
3013     resolver->Clear(iterator_);
3014     resolver->Remove(iterator_);
3015     resolver->Protect(iterator_);
3016
3017     pkgCacheFile &cache([database_ cache]);
3018     cache->SetReInstall(iterator_, false);
3019     cache->MarkDelete(iterator_, true);
3020 } }
3021
3022 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3023     _profile(Package$isUnfilteredAndSearchedForBy)
3024         bool value(true);
3025
3026         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3027             value &= [self unfiltered];
3028         _end
3029
3030         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3031             value &= [self matches:query];
3032         _end
3033
3034         return value;
3035     _end
3036 }
3037
3038 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3039     if ([search length] == 0)
3040         return false;
3041
3042     _profile(Package$isUnfilteredAndSelectedForBy)
3043         bool value(true);
3044
3045         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3046             value &= [self unfiltered];
3047         _end
3048
3049         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3050             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3051         _end
3052
3053         return value;
3054     _end
3055 }
3056
3057 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3058     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3059 }
3060
3061 - (bool) isVisibleInSection:(NSString *)name {
3062     NSString *section([self section]);
3063
3064     return (
3065         name == nil ||
3066         section == nil && [name length] == 0 ||
3067         [name isEqualToString:section]
3068     ) && [self visible];
3069 }
3070
3071 - (bool) isVisibleInSource:(Source *)source {
3072     return [self source] == source && [self visible];
3073 }
3074
3075 @end
3076 /* }}} */
3077 /* Section Class {{{ */
3078 @interface Section : NSObject {
3079     _H<NSString> name_;
3080     unichar index_;
3081     size_t row_;
3082     size_t count_;
3083     _H<NSString> localized_;
3084 }
3085
3086 - (NSComparisonResult) compareByLocalized:(Section *)section;
3087 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3088 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3089 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3090 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3091 - (NSString *) name;
3092 - (unichar) index;
3093
3094 - (size_t) row;
3095 - (size_t) count;
3096
3097 - (void) addToRow;
3098 - (void) addToCount;
3099
3100 - (void) setCount:(size_t)count;
3101 - (NSString *) localized;
3102
3103 @end
3104
3105 @implementation Section
3106
3107 - (NSComparisonResult) compareByLocalized:(Section *)section {
3108     NSString *lhs(localized_);
3109     NSString *rhs([section localized]);
3110
3111     /*if ([lhs length] != 0 && [rhs length] != 0) {
3112         unichar lhc = [lhs characterAtIndex:0];
3113         unichar rhc = [rhs characterAtIndex:0];
3114
3115         if (isalpha(lhc) && !isalpha(rhc))
3116             return NSOrderedAscending;
3117         else if (!isalpha(lhc) && isalpha(rhc))
3118             return NSOrderedDescending;
3119     }*/
3120
3121     return [lhs compare:rhs options:LaxCompareOptions_];
3122 }
3123
3124 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3125     if ((self = [self initWithName:name localize:NO]) != nil) {
3126         if (localized != nil)
3127             localized_ = localized;
3128     } return self;
3129 }
3130
3131 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3132     return [self initWithName:name row:0 localize:localize];
3133 }
3134
3135 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3136     if ((self = [super init]) != nil) {
3137         name_ = name;
3138         index_ = '\0';
3139         row_ = row;
3140         if (localize)
3141             localized_ = LocalizeSection(name_);
3142     } return self;
3143 }
3144
3145 /* XXX: localize the index thingees */
3146 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3147     if ((self = [super init]) != nil) {
3148         name_ = [NSString stringWithCharacters:&index length:1];
3149         index_ = index;
3150         row_ = row;
3151     } return self;
3152 }
3153
3154 - (NSString *) name {
3155     return name_;
3156 }
3157
3158 - (unichar) index {
3159     return index_;
3160 }
3161
3162 - (size_t) row {
3163     return row_;
3164 }
3165
3166 - (size_t) count {
3167     return count_;
3168 }
3169
3170 - (void) addToRow {
3171     ++row_;
3172 }
3173
3174 - (void) addToCount {
3175     ++count_;
3176 }
3177
3178 - (void) setCount:(size_t)count {
3179     count_ = count;
3180 }
3181
3182 - (NSString *) localized {
3183     return localized_;
3184 }
3185
3186 @end
3187 /* }}} */
3188
3189 class CydiaLogCleaner :
3190     public pkgArchiveCleaner
3191 {
3192   protected:
3193     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3194         unlink(File);
3195     }
3196 };
3197
3198 /* Database Implementation {{{ */
3199 @implementation Database
3200
3201 + (Database *) sharedInstance {
3202     static _H<Database> instance;
3203     if (instance == nil)
3204         instance = [[[Database alloc] init] autorelease];
3205     return instance;
3206 }
3207
3208 - (unsigned) era {
3209     return era_;
3210 }
3211
3212 - (void) releasePackages {
3213     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3214     CFArrayRemoveAllValues(packages_);
3215 }
3216
3217 - (void) dealloc {
3218     // XXX: actually implement this thing
3219     _assert(false);
3220     [self releasePackages];
3221     apr_pool_destroy(pool_);
3222     NSRecycleZone(zone_);
3223     [super dealloc];
3224 }
3225
3226 - (void) _readCydia:(NSNumber *)fd {
3227     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3228     std::istream is(&ib);
3229     std::string line;
3230
3231     static Pcre finish_r("^finish:([^:]*)$");
3232
3233     while (std::getline(is, line)) {
3234         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3235
3236         const char *data(line.c_str());
3237         size_t size = line.size();
3238         lprintf("C:%s\n", data);
3239
3240         if (finish_r(data, size)) {
3241             NSString *finish = finish_r[1];
3242             int index = [Finishes_ indexOfObject:finish];
3243             if (index != INT_MAX && index > Finish_)
3244                 Finish_ = index;
3245         }
3246
3247         [pool release];
3248     }
3249
3250     _assume(false);
3251 }
3252
3253 - (void) _readStatus:(NSNumber *)fd {
3254     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3255     std::istream is(&ib);
3256     std::string line;
3257
3258     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3259     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3260
3261     while (std::getline(is, line)) {
3262         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3263
3264         const char *data(line.c_str());
3265         size_t size(line.size());
3266         lprintf("S:%s\n", data);
3267
3268         if (conffile_r(data, size)) {
3269             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3270             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3271         } else if (strncmp(data, "status: ", 8) == 0) {
3272             // status: <package>: {unpacked,half-configured,installed}
3273             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3274             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3275         } else if (strncmp(data, "processing: ", 12) == 0) {
3276             // processing: configure: config-test
3277             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3278             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3279         } else if (pmstatus_r(data, size)) {
3280             std::string type([pmstatus_r[1] UTF8String]);
3281
3282             NSString *package = pmstatus_r[2];
3283             if ([package isEqualToString:@"dpkg-exec"])
3284                 package = nil;
3285
3286             float percent([pmstatus_r[3] floatValue]);
3287             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3288
3289             NSString *string = pmstatus_r[4];
3290
3291             if (type == "pmerror") {
3292                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3293                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3294             } else if (type == "pmstatus") {
3295                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3296                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3297             } else if (type == "pmconffile")
3298                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3299             else
3300                 lprintf("E:unknown pmstatus\n");
3301         } else
3302             lprintf("E:unknown status\n");
3303
3304         [pool release];
3305     }
3306
3307     _assume(false);
3308 }
3309
3310 - (void) _readOutput:(NSNumber *)fd {
3311     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3312     std::istream is(&ib);
3313     std::string line;
3314
3315     while (std::getline(is, line)) {
3316         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3317
3318         lprintf("O:%s\n", line.c_str());
3319
3320         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3321         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3322
3323         [pool release];
3324     }
3325
3326     _assume(false);
3327 }
3328
3329 - (FILE *) input {
3330     return input_;
3331 }
3332
3333 - (Package *) packageWithName:(NSString *)name {
3334     if (name == nil)
3335         return nil;
3336 @synchronized (self) {
3337     if (static_cast<pkgDepCache *>(cache_) == NULL)
3338         return nil;
3339     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3340     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3341 } }
3342
3343 - (id) init {
3344     if ((self = [super init]) != nil) {
3345         policy_ = NULL;
3346         records_ = NULL;
3347         resolver_ = NULL;
3348         fetcher_ = NULL;
3349         lock_ = NULL;
3350
3351         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3352         apr_pool_create(&pool_, NULL);
3353
3354         size_t capacity(MetaFile_->active_);
3355         if (capacity == 0)
3356             capacity = 16384;
3357         else
3358             capacity += 1024;
3359
3360         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3361         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3362
3363         int fds[2];
3364
3365         _assert(pipe(fds) != -1);
3366         cydiafd_ = fds[1];
3367
3368         _config->Set("APT::Keep-Fds::", cydiafd_);
3369         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3370
3371         [NSThread
3372             detachNewThreadSelector:@selector(_readCydia:)
3373             toTarget:self
3374             withObject:[NSNumber numberWithInt:fds[0]]
3375         ];
3376
3377         _assert(pipe(fds) != -1);
3378         statusfd_ = fds[1];
3379
3380         [NSThread
3381             detachNewThreadSelector:@selector(_readStatus:)
3382             toTarget:self
3383             withObject:[NSNumber numberWithInt:fds[0]]
3384         ];
3385
3386         _assert(pipe(fds) != -1);
3387         _assert(dup2(fds[0], 0) != -1);
3388         _assert(close(fds[0]) != -1);
3389
3390         input_ = fdopen(fds[1], "a");
3391
3392         _assert(pipe(fds) != -1);
3393         _assert(dup2(fds[1], 1) != -1);
3394         _assert(close(fds[1]) != -1);
3395
3396         [NSThread
3397             detachNewThreadSelector:@selector(_readOutput:)
3398             toTarget:self
3399             withObject:[NSNumber numberWithInt:fds[0]]
3400         ];
3401     } return self;
3402 }
3403
3404 - (pkgCacheFile &) cache {
3405     return cache_;
3406 }
3407
3408 - (pkgDepCache::Policy *) policy {
3409     return policy_;
3410 }
3411
3412 - (pkgRecords *) records {
3413     return records_;
3414 }
3415
3416 - (pkgProblemResolver *) resolver {
3417     return resolver_;
3418 }
3419
3420 - (pkgAcquire &) fetcher {
3421     return *fetcher_;
3422 }
3423
3424 - (pkgSourceList &) list {
3425     return *list_;
3426 }
3427
3428 - (NSArray *) packages {
3429     return (NSArray *) packages_;
3430 }
3431
3432 - (NSArray *) sources {
3433     return sourceList_;
3434 }
3435
3436 - (Source *) sourceWithKey:(NSString *)key {
3437     for (Source *source in [self sources]) {
3438         if ([[source key] isEqualToString:key])
3439             return source;
3440     } return nil;
3441 }
3442
3443 - (bool) popErrorWithTitle:(NSString *)title {
3444     bool fatal(false);
3445
3446     while (!_error->empty()) {
3447         std::string error;
3448         bool warning(!_error->PopMessage(error));
3449         if (!warning)
3450             fatal = true;
3451
3452         for (;;) {
3453             size_t size(error.size());
3454             if (size == 0 || error[size - 1] != '\n')
3455                 break;
3456             error.resize(size - 1);
3457         }
3458
3459         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3460
3461         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3462         if (warning && no_pubkey(error.c_str()))
3463             continue;
3464
3465         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3466     }
3467
3468     return fatal;
3469 }
3470
3471 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3472     return [self popErrorWithTitle:title] || !success;
3473 }
3474
3475 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3476 @synchronized (self) {
3477     ++era_;
3478
3479     [self releasePackages];
3480
3481     sourceMap_.clear();
3482     [sourceList_ removeAllObjects];
3483
3484     _error->Discard();
3485
3486     delete list_;
3487     list_ = NULL;
3488     manager_ = NULL;
3489     delete lock_;
3490     lock_ = NULL;
3491     delete fetcher_;
3492     fetcher_ = NULL;
3493     delete resolver_;
3494     resolver_ = NULL;
3495     delete records_;
3496     records_ = NULL;
3497     delete policy_;
3498     policy_ = NULL;
3499
3500     cache_.Close();
3501
3502     apr_pool_clear(pool_);
3503
3504     NSRecycleZone(zone_);
3505     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3506
3507     int chk(creat("/tmp/cydia.chk", 0644));
3508     if (chk != -1)
3509         close(chk);
3510
3511     if (invocation != nil)
3512         [invocation invoke];
3513
3514     NSString *title(UCLocalize("DATABASE"));
3515
3516     _trace();
3517     OpProgress progress;
3518     while (!cache_.Open(progress, true)) { pop:
3519         std::string error;
3520         bool warning(!_error->PopMessage(error));
3521         lprintf("cache_.Open():[%s]\n", error.c_str());
3522
3523         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3524             [delegate_ repairWithSelector:@selector(configure)];
3525         else if (error == "The package lists or status file could not be parsed or opened.")
3526             [delegate_ repairWithSelector:@selector(update)];
3527         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3528         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3529         // else if (error == "Malformed Status line")
3530         // else if (error == "The list of sources could not be read.")
3531         else {
3532             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3533             return;
3534         }
3535
3536         if (warning)
3537             goto pop;
3538         _error->Discard();
3539     }
3540     _trace();
3541
3542     unlink("/tmp/cydia.chk");
3543
3544     now_ = [[NSDate date] timeIntervalSince1970];
3545
3546     policy_ = new pkgDepCache::Policy();
3547     records_ = new pkgRecords(cache_);
3548     resolver_ = new pkgProblemResolver(cache_);
3549     fetcher_ = new pkgAcquire(&status_);
3550     lock_ = NULL;
3551
3552     list_ = new pkgSourceList();
3553     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3554         return;
3555
3556     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3557         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3558         return;
3559     }
3560
3561     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3562         return;
3563
3564     if (cache_->BrokenCount() != 0) {
3565         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3566             return;
3567
3568         if (cache_->BrokenCount() != 0) {
3569             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3570             return;
3571         }
3572
3573         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3574             return;
3575     }
3576
3577     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3578         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3579         [sourceList_ addObject:object];
3580
3581         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3582         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3583             // XXX: this could be more intelligent
3584             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3585                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3586                 if (!cached.end())
3587                     sourceMap_[cached->ID] = object;
3588             }
3589     }
3590
3591     {
3592         /*std::vector<Package *> packages;
3593         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3594         packages_ = nil;*/
3595
3596         _trace();
3597
3598         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3599             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3600                 //packages.push_back(package);
3601                 CFArrayAppendValue(packages_, CFRetain(package));
3602
3603         _trace();
3604
3605         /*if (packages.empty())
3606             packages_ = [[NSArray alloc] init];
3607         else
3608             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3609         _trace();*/
3610
3611         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3612         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3613         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3614
3615         /*_trace();
3616         PrintTimes();
3617         _trace();*/
3618
3619         _trace();
3620
3621         /*if (!packages.empty())
3622             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3623         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3624
3625         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3626
3627         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3628
3629         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3630
3631         _trace();
3632
3633         size_t count(CFArrayGetCount(packages_));
3634         MetaFile_->active_ = count;
3635
3636         for (size_t index(0); index != count; ++index)
3637             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3638
3639         _trace();
3640     }
3641 } }
3642
3643 - (void) clear {
3644 @synchronized (self) {
3645     delete resolver_;
3646     resolver_ = new pkgProblemResolver(cache_);
3647
3648     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3649         if (!cache_[iterator].Keep())
3650             cache_->MarkKeep(iterator, false);
3651         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3652             cache_->SetReInstall(iterator, false);
3653 } }
3654
3655 - (void) configure {
3656     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3657     _trace();
3658     system([dpkg UTF8String]);
3659     _trace();
3660 }
3661
3662 - (bool) clean {
3663     // XXX: I don't remember this condition
3664     if (lock_ != NULL)
3665         return false;
3666
3667     FileFd Lock;
3668     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3669
3670     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3671
3672     if ([self popErrorWithTitle:title])
3673         return false;
3674
3675     pkgAcquire fetcher;
3676     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3677
3678     CydiaLogCleaner cleaner;
3679     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3680         return false;
3681
3682     return true;
3683 }
3684
3685 - (bool) prepare {
3686     fetcher_->Shutdown();
3687
3688     pkgRecords records(cache_);
3689
3690     lock_ = new FileFd();
3691     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3692
3693     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3694
3695     if ([self popErrorWithTitle:title])
3696         return false;
3697
3698     pkgSourceList list;
3699     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3700         return false;
3701
3702     manager_ = (_system->CreatePM(cache_));
3703     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3704         return false;
3705
3706     return true;
3707 }
3708
3709 - (void) perform {
3710     bool substrate(RestartSubstrate_);
3711     RestartSubstrate_ = false;
3712
3713     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3714
3715     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3716         pkgSourceList list;
3717         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3718             return;
3719         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3720             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3721     }
3722
3723     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3724
3725     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3726         _trace();
3727         [self popErrorWithTitle:title];
3728         return;
3729     }
3730
3731     bool failed = false;
3732     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3733         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3734             continue;
3735         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3736             continue;
3737
3738         failed = true;
3739     }
3740
3741     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3742
3743     if (failed) {
3744         _trace();
3745         return;
3746     }
3747
3748     if (substrate)
3749         RestartSubstrate_ = true;
3750
3751     _system->UnLock();
3752     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3753
3754     if (_error->PendingError()) {
3755         _trace();
3756         return;
3757     }
3758
3759     if (result == pkgPackageManager::Failed) {
3760         _trace();
3761         return;
3762     }
3763
3764     if (result != pkgPackageManager::Completed) {
3765         _trace();
3766         return;
3767     }
3768
3769     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3770         pkgSourceList list;
3771         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3772             return;
3773         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3774             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3775     }
3776
3777     if (![before isEqualToArray:after])
3778         [self update];
3779 }
3780
3781 - (bool) upgrade {
3782     NSString *title(UCLocalize("UPGRADE"));
3783     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3784         return false;
3785     return true;
3786 }
3787
3788 - (void) update {
3789     [self updateWithStatus:status_];
3790 }
3791
3792 - (void) updateWithStatus:(Status &)status {
3793     NSString *title(UCLocalize("REFRESHING_DATA"));
3794
3795     pkgSourceList list;
3796     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3797         return;
3798
3799     FileFd lock;
3800     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3801     if ([self popErrorWithTitle:title])
3802         return;
3803
3804     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3805
3806     bool success(ListUpdate(status, list, PulseInterval_));
3807     if (status.WasCancelled())
3808         _error->Discard();
3809     else {
3810         [self popErrorWithTitle:title forOperation:success];
3811         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3812         Changed_ = true;
3813     }
3814
3815     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3816 }
3817
3818 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3819     delegate_ = delegate;
3820 }
3821
3822 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3823     progress_ = delegate;
3824     status_.setDelegate(delegate);
3825 }
3826
3827 - (NSObject<ProgressDelegate> *) progressDelegate {
3828     return progress_;
3829 }
3830
3831 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3832     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3833     return i == sourceMap_.end() ? nil : i->second;
3834 }
3835
3836 - (NSString *) mappedSectionForPointer:(const char *)section {
3837     _H<NSString> *mapped;
3838
3839     _profile(Database$mappedSectionForPointer$Cache)
3840         mapped = &sections_[section];
3841     _end
3842
3843     if (*mapped == NULL) {
3844         size_t length(strlen(section));
3845         char spaced[length + 1];
3846
3847         _profile(Database$mappedSectionForPointer$Replace)
3848             for (size_t index(0); index != length; ++index)
3849                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3850             spaced[length] = '\0';
3851         _end
3852
3853         NSString *string;
3854
3855         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3856             string = [NSString stringWithUTF8String:spaced];
3857         _end
3858
3859         _profile(Database$mappedSectionForPointer$Map)
3860             string = [SectionMap_ objectForKey:string] ?: string;
3861         _end
3862
3863         *mapped = string;
3864     } return *mapped;
3865 }
3866
3867 @end
3868 /* }}} */
3869
3870 static _H<NSMutableSet> Diversions_;
3871
3872 @interface Diversion : NSObject {
3873     Pcre pattern_;
3874     _H<NSString> key_;
3875     _H<NSString> format_;
3876 }
3877
3878 @end
3879
3880 @implementation Diversion
3881
3882 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3883     if ((self = [super init]) != nil) {
3884         pattern_ = [from UTF8String];
3885         key_ = from;
3886         format_ = to;
3887     } return self;
3888 }
3889
3890 - (NSString *) divert:(NSString *)url {
3891     return !pattern_(url) ? nil : pattern_->*format_;
3892 }
3893
3894 + (NSURL *) divertURL:(NSURL *)url {
3895   divert:
3896     NSString *href([url absoluteString]);
3897
3898     for (Diversion *diversion in (id) Diversions_)
3899         if (NSString *diverted = [diversion divert:href]) {
3900 #if !ForRelease
3901             NSLog(@"div: %@", diverted);
3902 #endif
3903             url = [NSURL URLWithString:diverted];
3904             goto divert;
3905         }
3906
3907     return url;
3908 }
3909
3910 - (NSString *) key {
3911     return key_;
3912 }
3913
3914 - (NSUInteger) hash {
3915     return [key_ hash];
3916 }
3917
3918 - (BOOL) isEqual:(Diversion *)object {
3919     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3920 }
3921
3922 @end
3923
3924 @interface CydiaObject : NSObject {
3925     _H<IndirectDelegate> indirect_;
3926     _transient id delegate_;
3927 }
3928
3929 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3930
3931 @end
3932
3933 @interface CydiaWebViewController : CyteWebViewController {
3934     _H<CydiaObject> cydia_;
3935 }
3936
3937 + (void) addDiversion:(Diversion *)diversion;
3938 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
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         @"build",
3959         @"coreFoundationVersionNumber",
3960         @"device",
3961         @"ecid",
3962         @"firmware",
3963         @"hostname",
3964         @"idiom",
3965         @"mcc",
3966         @"mnc",
3967         @"model",
3968         @"operator",
3969         @"role",
3970         @"serial",
3971         @"token",
3972         @"version",
3973     nil];
3974 }
3975
3976 - (NSArray *) attributeKeys {
3977     return [[self class] _attributeKeys];
3978 }
3979
3980 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3981     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3982 }
3983
3984 - (NSString *) version {
3985     return Cydia_;
3986 }
3987
3988 - (NSString *) build {
3989     return System_;
3990 }
3991
3992 - (NSString *) coreFoundationVersionNumber {
3993     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
3994 }
3995
3996 - (NSString *) device {
3997     return [[UIDevice currentDevice] uniqueIdentifier];
3998 }
3999
4000 - (NSString *) firmware {
4001     return [[UIDevice currentDevice] systemVersion];
4002 }
4003
4004 - (NSString *) hostname {
4005     return [[UIDevice currentDevice] name];
4006 }
4007
4008 - (NSString *) idiom {
4009     return (id) Idiom_ ?: [NSNull null];
4010 }
4011
4012 - (NSString *) mcc {
4013     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4014         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4015     return nil;
4016 }
4017
4018 - (NSString *) mnc {
4019     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4020         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4021     return nil;
4022 }
4023
4024 - (NSString *) operator {
4025     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4026         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4027     return nil;
4028 }
4029
4030 - (NSString *) bbsnum {
4031     return (id) BBSNum_ ?: [NSNull null];
4032 }
4033
4034 - (NSString *) ecid {
4035     return (id) ChipID_ ?: [NSNull null];
4036 }
4037
4038 - (NSString *) serial {
4039     return SerialNumber_;
4040 }
4041
4042 - (NSString *) role {
4043     return (id) Role_ ?: [NSNull null];
4044 }
4045
4046 - (NSString *) model {
4047     return [NSString stringWithUTF8String:Machine_];
4048 }
4049
4050 - (NSString *) token {
4051     return (id) Token_ ?: [NSNull null];
4052 }
4053
4054 + (NSString *) webScriptNameForSelector:(SEL)selector {
4055     if (false);
4056     else if (selector == @selector(addBridgedHost:))
4057         return @"addBridgedHost";
4058     else if (selector == @selector(addInsecureHost:))
4059         return @"addInsecureHost";
4060     else if (selector == @selector(addInternalRedirect::))
4061         return @"addInternalRedirect";
4062     else if (selector == @selector(addPipelinedHost:scheme:))
4063         return @"addPipelinedHost";
4064     else if (selector == @selector(addSource:::))
4065         return @"addSource";
4066     else if (selector == @selector(addTokenHost:))
4067         return @"addTokenHost";
4068     else if (selector == @selector(addTrivialSource:))
4069         return @"addTrivialSource";
4070     else if (selector == @selector(close))
4071         return @"close";
4072     else if (selector == @selector(du:))
4073         return @"du";
4074     else if (selector == @selector(stringWithFormat:arguments:))
4075         return @"format";
4076     else if (selector == @selector(getAllSources))
4077         return @"getAllSourcs";
4078     else if (selector == @selector(getKernelNumber:))
4079         return @"getKernelNumber";
4080     else if (selector == @selector(getKernelString:))
4081         return @"getKernelString";
4082     else if (selector == @selector(getInstalledPackages))
4083         return @"getInstalledPackages";
4084     else if (selector == @selector(getIORegistryEntry::))
4085         return @"getIORegistryEntry";
4086     else if (selector == @selector(getLocaleIdentifier))
4087         return @"getLocaleIdentifier";
4088     else if (selector == @selector(getPreferredLanguages))
4089         return @"getPreferredLanguages";
4090     else if (selector == @selector(getPackageById:))
4091         return @"getPackageById";
4092     else if (selector == @selector(getMetadataKeys))
4093         return @"getMetadataKeys";
4094     else if (selector == @selector(getMetadataValue:))
4095         return @"getMetadataValue";
4096     else if (selector == @selector(getSessionValue:))
4097         return @"getSessionValue";
4098     else if (selector == @selector(installPackages:))
4099         return @"installPackages";
4100     else if (selector == @selector(localizedStringForKey:value:table:))
4101         return @"localize";
4102     else if (selector == @selector(popViewController:))
4103         return @"popViewController";
4104     else if (selector == @selector(refreshSources))
4105         return @"refreshSources";
4106     else if (selector == @selector(removeButton))
4107         return @"removeButton";
4108     else if (selector == @selector(saveConfig))
4109         return @"saveConfig";
4110     else if (selector == @selector(setMetadataValue::))
4111         return @"setMetadataValue";
4112     else if (selector == @selector(setSessionValue::))
4113         return @"setSessionValue";
4114     else if (selector == @selector(substitutePackageNames:))
4115         return @"substitutePackageNames";
4116     else if (selector == @selector(scrollToBottom:))
4117         return @"scrollToBottom";
4118     else if (selector == @selector(setAllowsNavigationAction:))
4119         return @"setAllowsNavigationAction";
4120     else if (selector == @selector(setBadgeValue:))
4121         return @"setBadgeValue";
4122     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4123         return @"setButtonImage";
4124     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4125         return @"setButtonTitle";
4126     else if (selector == @selector(setHidesBackButton:))
4127         return @"setHidesBackButton";
4128     else if (selector == @selector(setHidesNavigationBar:))
4129         return @"setHidesNavigationBar";
4130     else if (selector == @selector(setNavigationBarStyle:))
4131         return @"setNavigationBarStyle";
4132     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4133         return @"setNavigationBarTintColor";
4134     else if (selector == @selector(setPasteboardString:))
4135         return @"setPasteboardString";
4136     else if (selector == @selector(setPasteboardURL:))
4137         return @"setPasteboardURL";
4138     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4139         return @"setScrollAlwaysBounceVertical";
4140     else if (selector == @selector(setScrollIndicatorStyle:))
4141         return @"setScrollIndicatorStyle";
4142     else if (selector == @selector(setToken:))
4143         return @"setToken";
4144     else if (selector == @selector(setViewportWidth:))
4145         return @"setViewportWidth";
4146     else if (selector == @selector(statfs:))
4147         return @"statfs";
4148     else if (selector == @selector(supports:))
4149         return @"supports";
4150     else if (selector == @selector(unload))
4151         return @"unload";
4152     else
4153         return nil;
4154 }
4155
4156 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4157     return [self webScriptNameForSelector:selector] == nil;
4158 }
4159
4160 - (BOOL) supports:(NSString *)feature {
4161     return [feature isEqualToString:@"window.open"];
4162 }
4163
4164 - (void) unload {
4165     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4166 }
4167
4168 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4169     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4170 }
4171
4172 - (void) setScrollIndicatorStyle:(NSString *)style {
4173     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4174 }
4175
4176 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4177     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4178 }
4179
4180 - (NSNumber *) getKernelNumber:(NSString *)name {
4181     const char *string([name UTF8String]);
4182
4183     size_t size;
4184     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4185         return (id) [NSNull null];
4186
4187     if (size != sizeof(int))
4188         return (id) [NSNull null];
4189
4190     int value;
4191     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4192         return (id) [NSNull null];
4193
4194     return [NSNumber numberWithInt:value];
4195 }
4196
4197 - (NSString *) getKernelString:(NSString *)name {
4198     const char *string([name UTF8String]);
4199
4200     size_t size;
4201     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4202         return (id) [NSNull null];
4203
4204     char value[size + 1];
4205     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4206         return (id) [NSNull null];
4207
4208     // XXX: just in case you request something ludicrous
4209     value[size] = '\0';
4210
4211     return [NSString stringWithCString:value];
4212 }
4213
4214 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4215     NSObject *value(CYIOGetValue([path UTF8String], entry));
4216
4217     if (value != nil)
4218         if ([value isKindOfClass:[NSData class]])
4219             value = CYHex((NSData *) value);
4220
4221     return value;
4222 }
4223
4224 - (NSArray *) getMetadataKeys {
4225 @synchronized (Values_) {
4226     return [Values_ allKeys];
4227 } }
4228
4229 - (id) getMetadataValue:(NSString *)key {
4230 @synchronized (Values_) {
4231     return [Values_ objectForKey:key];
4232 } }
4233
4234 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4235 @synchronized (Values_) {
4236     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4237         [Values_ removeObjectForKey:key];
4238     else
4239         [Values_ setObject:value forKey:key];
4240
4241     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4242 } }
4243
4244 - (id) getSessionValue:(NSString *)key {
4245 @synchronized (SessionData_) {
4246     return [SessionData_ objectForKey:key];
4247 } }
4248
4249 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4250 @synchronized (SessionData_) {
4251     if (value == (id) [WebUndefined undefined])
4252         [SessionData_ removeObjectForKey:key];
4253     else
4254         [SessionData_ setObject:value forKey:key];
4255 } }
4256
4257 - (void) addBridgedHost:(NSString *)host {
4258 @synchronized (HostConfig_) {
4259     [BridgedHosts_ addObject:host];
4260 } }
4261
4262 - (void) addInsecureHost:(NSString *)host {
4263 @synchronized (HostConfig_) {
4264     [InsecureHosts_ addObject:host];
4265 } }
4266
4267 - (void) addTokenHost:(NSString *)host {
4268 @synchronized (HostConfig_) {
4269     [TokenHosts_ addObject:host];
4270 } }
4271
4272 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4273 @synchronized (HostConfig_) {
4274     if (scheme != (id) [WebUndefined undefined])
4275         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4276
4277     [PipelinedHosts_ addObject:host];
4278 } }
4279
4280 - (void) popViewController:(NSNumber *)value {
4281     if (value == (id) [WebUndefined undefined])
4282         value = [NSNumber numberWithBool:YES];
4283     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4284 }
4285
4286 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4287     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4288
4289     for (NSString *section in sections)
4290         [array addObject:section];
4291
4292     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4293         @"deb", @"Type",
4294         href, @"URI",
4295         distribution, @"Distribution",
4296         array, @"Sections",
4297     nil] waitUntilDone:NO];
4298 }
4299
4300 - (void) addTrivialSource:(NSString *)href {
4301     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4302 }
4303
4304 - (void) refreshSources {
4305     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4306 }
4307
4308 - (void) saveConfig {
4309     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4310 }
4311
4312 - (NSArray *) getAllSources {
4313     return [[Database sharedInstance] sources];
4314 }
4315
4316 - (NSArray *) getInstalledPackages {
4317     Database *database([Database sharedInstance]);
4318 @synchronized (database) {
4319     NSArray *packages([database packages]);
4320     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4321     for (Package *package in packages)
4322         if (![package uninstalled])
4323             [installed addObject:package];
4324     return installed;
4325 } }
4326
4327 - (Package *) getPackageById:(NSString *)id {
4328     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4329         [package parse];
4330         return package;
4331     } else
4332         return (Package *) [NSNull null];
4333 }
4334
4335 - (NSString *) getLocaleIdentifier {
4336     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4337 }
4338
4339 - (NSArray *) getPreferredLanguages {
4340     return Languages_;
4341 }
4342
4343 - (NSArray *) statfs:(NSString *)path {
4344     struct statfs stat;
4345
4346     if (path == nil || statfs([path UTF8String], &stat) == -1)
4347         return nil;
4348
4349     return [NSArray arrayWithObjects:
4350         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4351         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4352         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4353     nil];
4354 }
4355
4356 - (NSNumber *) du:(NSString *)path {
4357     NSNumber *value(nil);
4358
4359     int fds[2];
4360     _assert(pipe(fds) != -1);
4361
4362     pid_t pid(ExecFork());
4363     if (pid == 0) {
4364         _assert(dup2(fds[1], 1) != -1);
4365         _assert(close(fds[0]) != -1);
4366         _assert(close(fds[1]) != -1);
4367         /* XXX: this should probably not use du */
4368         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4369         exit(1);
4370         _assert(false);
4371     }
4372
4373     _assert(close(fds[1]) != -1);
4374
4375     if (FILE *du = fdopen(fds[0], "r")) {
4376         char line[1024];
4377         while (fgets(line, sizeof(line), du) != NULL) {
4378             size_t length(strlen(line));
4379             while (length != 0 && line[length - 1] == '\n')
4380                 line[--length] = '\0';
4381             if (char *tab = strchr(line, '\t')) {
4382                 *tab = '\0';
4383                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4384             }
4385         }
4386
4387         fclose(du);
4388     } else _assert(close(fds[0]));
4389
4390     ReapZombie(pid);
4391
4392     return value;
4393 }
4394
4395 - (void) close {
4396     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4397 }
4398
4399 - (void) installPackages:(NSArray *)packages {
4400     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4401 }
4402
4403 - (NSString *) substitutePackageNames:(NSString *)message {
4404     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4405     for (size_t i(0), e([words count]); i != e; ++i) {
4406         NSString *word([words objectAtIndex:i]);
4407         if (Package *package = [[Database sharedInstance] packageWithName:word])
4408             [words replaceObjectAtIndex:i withObject:[package name]];
4409     }
4410
4411     return [words componentsJoinedByString:@" "];
4412 }
4413
4414 - (void) removeButton {
4415     [indirect_ removeButton];
4416 }
4417
4418 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4419     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4420 }
4421
4422 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4423     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4424 }
4425
4426 - (void) setBadgeValue:(id)value {
4427     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4428 }
4429
4430 - (void) setAllowsNavigationAction:(NSString *)value {
4431     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4432 }
4433
4434 - (void) setHidesBackButton:(NSString *)value {
4435     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4436 }
4437
4438 - (void) setHidesNavigationBar:(NSString *)value {
4439     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4440 }
4441
4442 - (void) setNavigationBarStyle:(NSString *)value {
4443     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4444 }
4445
4446 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4447     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4448     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4449     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4450 }
4451
4452 - (void) setPasteboardString:(NSString *)value {
4453     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4454 }
4455
4456 - (void) setPasteboardURL:(NSString *)value {
4457     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4458 }
4459
4460 - (void) _setToken:(NSString *)token {
4461     Token_ = token;
4462
4463     if (token == nil)
4464         [Metadata_ removeObjectForKey:@"Token"];
4465     else
4466         [Metadata_ setObject:Token_ forKey:@"Token"];
4467
4468     Changed_ = true;
4469 }
4470
4471 - (void) setToken:(NSString *)token {
4472     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4473 }
4474
4475 - (void) scrollToBottom:(NSNumber *)animated {
4476     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4477 }
4478
4479 - (void) setViewportWidth:(float)width {
4480     [indirect_ setViewportWidthOnMainThread:width];
4481 }
4482
4483 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4484     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4485     unsigned count([arguments count]);
4486     id values[count];
4487     for (unsigned i(0); i != count; ++i)
4488         values[i] = [arguments objectAtIndex:i];
4489     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4490 }
4491
4492 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4493     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4494         value = nil;
4495     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4496         table = nil;
4497     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4498 }
4499
4500 @end
4501 /* }}} */
4502
4503 @interface NSURL (CydiaSecure)
4504 @end
4505
4506 @implementation NSURL (CydiaSecure)
4507
4508 - (bool) isCydiaSecure {
4509     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4510         return true;
4511
4512     @synchronized (HostConfig_) {
4513         if ([InsecureHosts_ containsObject:[self host]])
4514             return true;
4515     }
4516
4517     return false;
4518 }
4519
4520 @end
4521
4522 /* Cydia Browser Controller {{{ */
4523 @implementation CydiaWebViewController
4524
4525 - (NSURL *) navigationURL {
4526     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4527 }
4528
4529 + (void) _initialize {
4530     [super _initialize];
4531
4532     Diversions_ = [NSMutableSet setWithCapacity:0];
4533 }
4534
4535 + (void) addDiversion:(Diversion *)diversion {
4536     [Diversions_ addObject:diversion];
4537 }
4538
4539 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4540     [super webView:view didClearWindowObject:window forFrame:frame];
4541
4542     WebDataSource *source([frame dataSource]);
4543     NSURLResponse *response([source response]);
4544     NSURL *url([response URL]);
4545     NSString *scheme([[url scheme] lowercaseString]);
4546
4547     bool bridged(false);
4548
4549     @synchronized (HostConfig_) {
4550         if ([scheme isEqualToString:@"file"])
4551             bridged = true;
4552         else if ([scheme isEqualToString:@"https"])
4553             if ([BridgedHosts_ containsObject:[url host]])
4554                 bridged = true;
4555     }
4556
4557     if (bridged)
4558         [window setValue:cydia_ forKey:@"cydia"];
4559 }
4560
4561 - (void) _setupMail:(MFMailComposeViewController *)controller {
4562     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4563
4564     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4565     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4566 }
4567
4568 - (NSURL *) URLWithURL:(NSURL *)url {
4569     return [Diversion divertURL:url];
4570 }
4571
4572 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4573     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4574 }
4575
4576 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4577     NSMutableURLRequest *copy([request mutableCopy]);
4578
4579     NSURL *url([copy URL]);
4580     NSString *host([url host]);
4581
4582     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf-Version"] == nil)
4583         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf-Version"];
4584     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4585         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4586
4587     bool bridged;
4588     bool token;
4589
4590     @synchronized (HostConfig_) {
4591         bridged = [BridgedHosts_ containsObject:host];
4592         token = [TokenHosts_ containsObject:host];
4593     }
4594
4595     if ([url isCydiaSecure]) {
4596         if (bridged) {
4597             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4598                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4599         } else if (token) {
4600             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4601                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4602         }
4603     }
4604
4605     return copy;
4606 }
4607
4608 - (void) setDelegate:(id)delegate {
4609     [super setDelegate:delegate];
4610     [cydia_ setDelegate:delegate];
4611 }
4612
4613 - (NSString *) applicationNameForUserAgent {
4614     return UserAgent_;
4615 }
4616
4617 - (id) init {
4618     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4619         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4620     } return self;
4621 }
4622
4623 @end
4624
4625 @interface AppCacheController : CydiaWebViewController {
4626 }
4627
4628 @end
4629
4630 @implementation AppCacheController
4631
4632 - (void) didReceiveMemoryWarning {
4633     // XXX: this doesn't work
4634 }
4635
4636 - (bool) retainsNetworkActivityIndicator {
4637     return false;
4638 }
4639
4640 @end
4641 /* }}} */
4642
4643 // CydiaScript {{{
4644 @interface NSObject (CydiaScript)
4645 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4646 @end
4647
4648 @implementation NSObject (CydiaScript)
4649
4650 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4651     return self;
4652 }
4653
4654 @end
4655
4656 @implementation NSArray (CydiaScript)
4657
4658 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4659     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4660     for (size_t i(0), e([self count]); i != e; ++i)
4661         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4662     return object;
4663 }
4664
4665 @end
4666
4667 @implementation NSDictionary (CydiaScript)
4668
4669 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4670     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4671     for (id i in self)
4672         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4673     return object;
4674 }
4675
4676 @end
4677 // }}}
4678
4679 /* Confirmation Controller {{{ */
4680 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4681     if (!iterator.end())
4682         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4683             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4684                 continue;
4685             pkgCache::PkgIterator package(dep.TargetPkg());
4686             if (package.end())
4687                 continue;
4688             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4689                 return true;
4690         }
4691
4692     return false;
4693 }
4694
4695 @protocol ConfirmationControllerDelegate
4696 - (void) cancelAndClear:(bool)clear;
4697 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4698 - (void) queue;
4699 @end
4700
4701 @interface ConfirmationController : CydiaWebViewController {
4702     _transient Database *database_;
4703
4704     _H<UIAlertView> essential_;
4705
4706     _H<NSDictionary> changes_;
4707     _H<NSMutableArray> issues_;
4708     _H<NSDictionary> sizes_;
4709
4710     BOOL substrate_;
4711 }
4712
4713 - (id) initWithDatabase:(Database *)database;
4714
4715 @end
4716
4717 @implementation ConfirmationController
4718
4719 - (void) complete {
4720     if (substrate_)
4721         RestartSubstrate_ = true;
4722     [delegate_ confirmWithNavigationController:[self navigationController]];
4723 }
4724
4725 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4726     NSString *context([alert context]);
4727
4728     if ([context isEqualToString:@"remove"]) {
4729         if (button == [alert cancelButtonIndex])
4730             [self dismissModalViewControllerAnimated:YES];
4731         else if (button == [alert firstOtherButtonIndex]) {
4732             [self complete];
4733         }
4734
4735         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4736     } else if ([context isEqualToString:@"unable"]) {
4737         [self dismissModalViewControllerAnimated:YES];
4738         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4739     } else {
4740         [super alertView:alert clickedButtonAtIndex:button];
4741     }
4742 }
4743
4744 - (void) _doContinue {
4745     [delegate_ cancelAndClear:NO];
4746     [self dismissModalViewControllerAnimated:YES];
4747 }
4748
4749 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4750     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4751     return nil;
4752 }
4753
4754 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4755     [super webView:view didClearWindowObject:window forFrame:frame];
4756
4757     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4758         (id) changes_, @"changes",
4759         (id) issues_, @"issues",
4760         (id) sizes_, @"sizes",
4761         self, @"queue",
4762     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4763 }
4764
4765 - (id) initWithDatabase:(Database *)database {
4766     if ((self = [super init]) != nil) {
4767         database_ = database;
4768
4769         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4770         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4771         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4772         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4773         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4774
4775         bool remove(false);
4776
4777         pkgCacheFile &cache([database_ cache]);
4778         NSArray *packages([database_ packages]);
4779         pkgDepCache::Policy *policy([database_ policy]);
4780
4781         issues_ = [NSMutableArray arrayWithCapacity:4];
4782
4783         for (Package *package in packages) {
4784             pkgCache::PkgIterator iterator([package iterator]);
4785             NSString *name([package id]);
4786
4787             if ([package broken]) {
4788                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4789
4790                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4791                     name, @"package",
4792                     reasons, @"reasons",
4793                 nil]];
4794
4795                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4796                 if (ver.end())
4797                     continue;
4798
4799                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4800                     pkgCache::DepIterator start;
4801                     pkgCache::DepIterator end;
4802                     dep.GlobOr(start, end); // ++dep
4803
4804                     if (!cache->IsImportantDep(end))
4805                         continue;
4806                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4807                         continue;
4808
4809                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4810
4811                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4812                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4813                         clauses, @"clauses",
4814                     nil]];
4815
4816                     _forever {
4817                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4818
4819                         pkgCache::PkgIterator target(start.TargetPkg());
4820                         if (target->ProvidesList != 0)
4821                             reason = @"missing";
4822                         else {
4823                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4824                             if (!ver.end()) {
4825                                 reason = @"installed";
4826                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4827                             } else if (!cache[target].CandidateVerIter(cache).end())
4828                                 reason = @"uninstalled";
4829                             else if (target->ProvidesList == 0)
4830                                 reason = @"uninstallable";
4831                             else
4832                                 reason = @"virtual";
4833                         }
4834
4835                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4836                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4837                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4838                         nil]);
4839
4840                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4841                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4842                             version, @"version",
4843                             reason, @"reason",
4844                             installed, @"installed",
4845                         nil]];
4846
4847                         // yes, seriously. (wtf?)
4848                         if (start == end)
4849                             break;
4850                         ++start;
4851                     }
4852                 }
4853             }
4854
4855             pkgDepCache::StateCache &state(cache[iterator]);
4856
4857             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4858
4859             if (state.NewInstall())
4860                 [installs addObject:name];
4861             // XXX: else if (state.Install())
4862             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4863                 [reinstalls addObject:name];
4864             // XXX: move before previous if
4865             else if (state.Upgrade())
4866                 [upgrades addObject:name];
4867             else if (state.Downgrade())
4868                 [downgrades addObject:name];
4869             else if (!state.Delete())
4870                 // XXX: _assert(state.Keep());
4871                 continue;
4872             else if (special_r(name))
4873                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4874                     [NSNull null], @"package",
4875                     [NSArray arrayWithObjects:
4876                         [NSDictionary dictionaryWithObjectsAndKeys:
4877                             @"Conflicts", @"relationship",
4878                             [NSArray arrayWithObjects:
4879                                 [NSDictionary dictionaryWithObjectsAndKeys:
4880                                     name, @"package",
4881                                     [NSNull null], @"version",
4882                                     @"installed", @"reason",
4883                                 nil],
4884                             nil], @"clauses",
4885                         nil],
4886                     nil], @"reasons",
4887                 nil]];
4888             else {
4889                 if ([package essential])
4890                     remove = true;
4891                 [removes addObject:name];
4892             }
4893
4894             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4895             substrate_ |= DepSubstrate(iterator.CurrentVer());
4896         }
4897
4898         if (!remove)
4899             essential_ = nil;
4900         else if (Advanced_) {
4901             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4902
4903             essential_ = [[[UIAlertView alloc]
4904                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4905                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4906                 delegate:self
4907                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4908                 otherButtonTitles:
4909                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4910                 nil
4911             ] autorelease];
4912
4913             [essential_ setContext:@"remove"];
4914         } else {
4915             essential_ = [[[UIAlertView alloc]
4916                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4917                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4918                 delegate:self
4919                 cancelButtonTitle:UCLocalize("OKAY")
4920                 otherButtonTitles:nil
4921             ] autorelease];
4922
4923             [essential_ setContext:@"unable"];
4924         }
4925
4926         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4927             installs, @"installs",
4928             reinstalls, @"reinstalls",
4929             upgrades, @"upgrades",
4930             downgrades, @"downgrades",
4931             removes, @"removes",
4932         nil];
4933
4934         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4935             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4936             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4937         nil];
4938
4939         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4940     } return self;
4941 }
4942
4943 - (UIBarButtonItem *) leftButton {
4944     return [[[UIBarButtonItem alloc]
4945         initWithTitle:UCLocalize("CANCEL")
4946         style:UIBarButtonItemStylePlain
4947         target:self
4948         action:@selector(cancelButtonClicked)
4949     ] autorelease];
4950 }
4951
4952 #if !AlwaysReload
4953 - (void) applyRightButton {
4954     if ([issues_ count] == 0 && ![self isLoading])
4955         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4956             initWithTitle:UCLocalize("CONFIRM")
4957             style:UIBarButtonItemStyleDone
4958             target:self
4959             action:@selector(confirmButtonClicked)
4960         ] autorelease]];
4961     else
4962         [[self navigationItem] setRightBarButtonItem:nil];
4963 }
4964 #endif
4965
4966 - (void) cancelButtonClicked {
4967     [self dismissModalViewControllerAnimated:YES];
4968     [delegate_ cancelAndClear:YES];
4969 }
4970
4971 #if !AlwaysReload
4972 - (void) confirmButtonClicked {
4973     if (essential_ != nil)
4974         [essential_ show];
4975     else
4976         [self complete];
4977 }
4978 #endif
4979
4980 @end
4981 /* }}} */
4982
4983 /* Progress Data {{{ */
4984 @interface CydiaProgressData : NSObject {
4985     _transient id delegate_;
4986
4987     bool running_;
4988     float percent_;
4989
4990     float current_;
4991     float total_;
4992     float speed_;
4993
4994     _H<NSMutableArray> events_;
4995     _H<NSString> title_;
4996
4997     _H<NSString> status_;
4998     _H<NSString> finish_;
4999 }
5000
5001 @end
5002
5003 @implementation CydiaProgressData
5004
5005 + (NSArray *) _attributeKeys {
5006     return [NSArray arrayWithObjects:
5007         @"current",
5008         @"events",
5009         @"finish",
5010         @"percent",
5011         @"running",
5012         @"speed",
5013         @"title",
5014         @"total",
5015     nil];
5016 }
5017
5018 - (NSArray *) attributeKeys {
5019     return [[self class] _attributeKeys];
5020 }
5021
5022 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5023     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5024 }
5025
5026 - (id) init {
5027     if ((self = [super init]) != nil) {
5028         events_ = [NSMutableArray arrayWithCapacity:32];
5029     } return self;
5030 }
5031
5032 - (void) setDelegate:(id)delegate {
5033     delegate_ = delegate;
5034 }
5035
5036 - (void) setPercent:(float)value {
5037     percent_ = value;
5038 }
5039
5040 - (NSNumber *) percent {
5041     return [NSNumber numberWithFloat:percent_];
5042 }
5043
5044 - (void) setCurrent:(float)value {
5045     current_ = value;
5046 }
5047
5048 - (NSNumber *) current {
5049     return [NSNumber numberWithFloat:current_];
5050 }
5051
5052 - (void) setTotal:(float)value {
5053     total_ = value;
5054 }
5055
5056 - (NSNumber *) total {
5057     return [NSNumber numberWithFloat:total_];
5058 }
5059
5060 - (void) setSpeed:(float)value {
5061     speed_ = value;
5062 }
5063
5064 - (NSNumber *) speed {
5065     return [NSNumber numberWithFloat:speed_];
5066 }
5067
5068 - (NSArray *) events {
5069     return events_;
5070 }
5071
5072 - (void) removeAllEvents {
5073     [events_ removeAllObjects];
5074 }
5075
5076 - (void) addEvent:(CydiaProgressEvent *)event {
5077     [events_ addObject:event];
5078 }
5079
5080 - (void) setTitle:(NSString *)text {
5081     title_ = text;
5082 }
5083
5084 - (NSString *) title {
5085     return title_;
5086 }
5087
5088 - (void) setFinish:(NSString *)text {
5089     finish_ = text;
5090 }
5091
5092 - (NSString *) finish {
5093     return (id) finish_ ?: [NSNull null];
5094 }
5095
5096 - (void) setRunning:(bool)running {
5097     running_ = running;
5098 }
5099
5100 - (NSNumber *) running {
5101     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5102 }
5103
5104 @end
5105 /* }}} */
5106 /* Progress Controller {{{ */
5107 @interface ProgressController : CydiaWebViewController <
5108     ProgressDelegate
5109 > {
5110     _transient Database *database_;
5111     _H<CydiaProgressData, 1> progress_;
5112     unsigned cancel_;
5113 }
5114
5115 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5116
5117 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5118
5119 - (void) setTitle:(NSString *)title;
5120 - (void) setCancellable:(bool)cancellable;
5121
5122 @end
5123
5124 @implementation ProgressController
5125
5126 - (void) dealloc {
5127     [database_ setProgressDelegate:nil];
5128     [super dealloc];
5129 }
5130
5131 - (UIBarButtonItem *) leftButton {
5132     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5133         initWithTitle:UCLocalize("CANCEL")
5134         style:UIBarButtonItemStylePlain
5135         target:self
5136         action:@selector(cancel)
5137     ] autorelease] : nil;
5138 }
5139
5140 - (void) updateCancel {
5141     [super applyLeftButton];
5142 }
5143
5144 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5145     if ((self = [super init]) != nil) {
5146         database_ = database;
5147         delegate_ = delegate;
5148
5149         [database_ setProgressDelegate:self];
5150
5151         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5152         [progress_ setDelegate:self];
5153
5154         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5155
5156         [scroller_ setBackgroundColor:[UIColor blackColor]];
5157
5158         [[self navigationItem] setHidesBackButton:YES];
5159
5160         [self updateCancel];
5161     } return self;
5162 }
5163
5164 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5165     [super webView:view didClearWindowObject:window forFrame:frame];
5166     [window setValue:progress_ forKey:@"cydiaProgress"];
5167 }
5168
5169 - (void) updateProgress {
5170     [self dispatchEvent:@"CydiaProgressUpdate"];
5171 }
5172
5173 - (void) viewWillAppear:(BOOL)animated {
5174     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5175     [super viewWillAppear:animated];
5176 }
5177
5178 - (void) close {
5179     UpdateExternalStatus(0);
5180
5181     if (Finish_ > 1)
5182         [delegate_ saveState];
5183
5184     switch (Finish_) {
5185         case 0:
5186             [delegate_ returnToCydia];
5187         break;
5188
5189         case 1:
5190             [delegate_ terminateWithSuccess];
5191             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5192                 [delegate_ suspendWithAnimation:YES];
5193             else
5194                 [delegate_ suspend];*/
5195         break;
5196
5197         case 2:
5198             _trace();
5199             goto reload;
5200
5201         case 3:
5202             _trace();
5203             goto reload;
5204
5205         reload:
5206             system("/usr/bin/sbreload");
5207             _trace();
5208         break;
5209
5210         case 4:
5211             _trace();
5212             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5213                 SBReboot(SBSSpringBoardServerPort());
5214             else
5215                 reboot2(RB_AUTOBOOT);
5216         break;
5217     }
5218
5219     [super close];
5220 }
5221
5222 - (void) setTitle:(NSString *)title {
5223     [progress_ setTitle:title];
5224     [self updateProgress];
5225 }
5226
5227 - (UIBarButtonItem *) rightButton {
5228     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5229         initWithTitle:UCLocalize("CLOSE")
5230         style:UIBarButtonItemStylePlain
5231         target:self
5232         action:@selector(close)
5233     ] autorelease];
5234 }
5235
5236 - (void) uicache {
5237     _trace();
5238     system("su -c /usr/bin/uicache mobile");
5239     _trace();
5240 }
5241
5242 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5243     UpdateExternalStatus(1);
5244
5245     [progress_ setRunning:true];
5246     [self setTitle:title];
5247     // implicit updateProgress
5248
5249     SHA1SumValue notifyconf; {
5250         FileFd file;
5251         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5252             _error->Discard();
5253         else {
5254             MMap mmap(file, MMap::ReadOnly);
5255             SHA1Summation sha1;
5256             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5257             notifyconf = sha1.Result();
5258         }
5259     }
5260
5261     SHA1SumValue springlist; {
5262         FileFd file;
5263         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5264             _error->Discard();
5265         else {
5266             MMap mmap(file, MMap::ReadOnly);
5267             SHA1Summation sha1;
5268             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5269             springlist = sha1.Result();
5270         }
5271     }
5272
5273     if (invocation != nil) {
5274         [invocation yieldToSelector:@selector(invoke)];
5275         [self setTitle:@"COMPLETE"];
5276     }
5277
5278     if (Finish_ < 4) {
5279         FileFd file;
5280         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5281             _error->Discard();
5282         else {
5283             MMap mmap(file, MMap::ReadOnly);
5284             SHA1Summation sha1;
5285             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5286             if (!(notifyconf == sha1.Result()))
5287                 Finish_ = 4;
5288         }
5289     }
5290
5291     if (Finish_ < 3) {
5292         FileFd file;
5293         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5294             _error->Discard();
5295         else {
5296             MMap mmap(file, MMap::ReadOnly);
5297             SHA1Summation sha1;
5298             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5299             if (!(springlist == sha1.Result()))
5300                 Finish_ = 3;
5301         }
5302     }
5303
5304     if (Finish_ < 2) {
5305         if (RestartSubstrate_)
5306             Finish_ = 2;
5307     }
5308
5309     RestartSubstrate_ = false;
5310
5311     switch (Finish_) {
5312         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5313         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5314         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5315         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5316         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5317     }
5318
5319     UIProgressHUD *hud([delegate_ addProgressHUD]);
5320     [hud setText:UCLocalize("LOADING")];
5321     [self yieldToSelector:@selector(uicache)];
5322     [delegate_ removeProgressHUD:hud];
5323
5324     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5325
5326     [progress_ setRunning:false];
5327     [self updateProgress];
5328
5329     [self applyRightButton];
5330 }
5331
5332 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5333     [progress_ addEvent:event];
5334     [self updateProgress];
5335 }
5336
5337 - (bool) isProgressCancelled {
5338     return cancel_ == 2;
5339 }
5340
5341 - (void) cancel {
5342     cancel_ = 2;
5343     [self updateCancel];
5344 }
5345
5346 - (void) setCancellable:(bool)cancellable {
5347     unsigned cancel(cancel_);
5348
5349     if (!cancellable)
5350         cancel_ = 0;
5351     else if (cancel_ == 0)
5352         cancel_ = 1;
5353
5354     if (cancel != cancel_)
5355         [self updateCancel];
5356 }
5357
5358 - (void) setProgressCancellable:(NSNumber *)cancellable {
5359     [self setCancellable:[cancellable boolValue]];
5360 }
5361
5362 - (void) setProgressPercent:(NSNumber *)percent {
5363     [progress_ setPercent:[percent floatValue]];
5364     [self updateProgress];
5365 }
5366
5367 - (void) setProgressStatus:(NSDictionary *)status {
5368     if (status == nil) {
5369         [progress_ setCurrent:0];
5370         [progress_ setTotal:0];
5371         [progress_ setSpeed:0];
5372     } else {
5373         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5374
5375         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5376         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5377         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5378     }
5379
5380     [self updateProgress];
5381 }
5382
5383 @end
5384 /* }}} */
5385
5386 /* Package Cell {{{ */
5387 @interface PackageCell : CyteTableViewCell <
5388     CyteTableViewCellDelegate
5389 > {
5390     _H<UIImage> icon_;
5391     _H<NSString> name_;
5392     _H<NSString> description_;
5393     bool commercial_;
5394     _H<NSString> source_;
5395     _H<UIImage> badge_;
5396     _H<UIImage> placard_;
5397     bool summarized_;
5398 }
5399
5400 - (PackageCell *) init;
5401 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5402
5403 - (void) drawContentRect:(CGRect)rect;
5404
5405 @end
5406
5407 @implementation PackageCell
5408
5409 - (PackageCell *) init {
5410     CGRect frame(CGRectMake(0, 0, 320, 74));
5411     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5412         UIView *content([self contentView]);
5413         CGRect bounds([content bounds]);
5414
5415         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5416         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5417         [content addSubview:content_];
5418
5419         [content_ setDelegate:self];
5420         [content_ setOpaque:YES];
5421     } return self;
5422 }
5423
5424 - (NSString *) accessibilityLabel {
5425     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5426 }
5427
5428 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5429     summarized_ = summary;
5430
5431     icon_ = nil;
5432     name_ = nil;
5433     description_ = nil;
5434     source_ = nil;
5435     badge_ = nil;
5436     placard_ = nil;
5437
5438     if (package == nil)
5439         [content_ setBackgroundColor:[UIColor whiteColor]];
5440     else {
5441         [package parse];
5442
5443         Source *source = [package source];
5444
5445         icon_ = [package icon];
5446
5447         if (NSString *name = [package name])
5448             name_ = [NSString stringWithString:name];
5449
5450         NSString *description(nil);
5451
5452         if (description == nil && IsWildcat_)
5453             description = [package longDescription];
5454         if (description == nil)
5455             description = [package shortDescription];
5456
5457         if (description != nil)
5458             description_ = [NSString stringWithString:description];
5459
5460         commercial_ = [package isCommercial];
5461
5462         NSString *label = nil;
5463         bool trusted = false;
5464
5465         if (source != nil) {
5466             label = [source label];
5467             trusted = [source trusted];
5468         } else if ([[package id] isEqualToString:@"firmware"])
5469             label = UCLocalize("APPLE");
5470         else
5471             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5472
5473         NSString *from(label);
5474
5475         NSString *section = [package simpleSection];
5476         if (section != nil && ![section isEqualToString:label]) {
5477             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5478             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5479         }
5480
5481         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5482
5483         if (NSString *purpose = [package primaryPurpose])
5484             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5485
5486         UIColor *color;
5487         NSString *placard;
5488
5489         if (NSString *mode = [package mode]) {
5490             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5491                 color = RemovingColor_;
5492                 //placard = @"removing";
5493             } else {
5494                 color = InstallingColor_;
5495                 //placard = @"installing";
5496             }
5497
5498             // XXX: the removing/installing placards are not @2x
5499             placard = nil;
5500         } else {
5501             color = [UIColor whiteColor];
5502
5503             if ([package installed] != nil)
5504                 placard = @"installed";
5505             else
5506                 placard = nil;
5507         }
5508
5509         [content_ setBackgroundColor:color];
5510
5511         if (placard != nil)
5512             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5513     }
5514
5515     [self setNeedsDisplay];
5516     [content_ setNeedsDisplay];
5517 }
5518
5519 - (void) drawSummaryContentRect:(CGRect)rect {
5520     bool highlighted(highlighted_);
5521     float width([self bounds].size.width);
5522
5523     if (icon_ != nil) {
5524         CGRect rect;
5525         rect.size = [(UIImage *) icon_ size];
5526
5527         while (rect.size.width > 16 || rect.size.height > 16) {
5528             rect.size.width /= 2;
5529             rect.size.height /= 2;
5530         }
5531
5532         rect.origin.x = 18 - rect.size.width / 2;
5533         rect.origin.y = 18 - rect.size.height / 2;
5534
5535         [icon_ drawInRect:rect];
5536     }
5537
5538     if (badge_ != nil) {
5539         CGRect rect;
5540         rect.size = [(UIImage *) badge_ size];
5541
5542         rect.size.width /= 4;
5543         rect.size.height /= 4;
5544
5545         rect.origin.x = 23 - rect.size.width / 2;
5546         rect.origin.y = 23 - rect.size.height / 2;
5547
5548         [badge_ drawInRect:rect];
5549     }
5550
5551     if (highlighted)
5552         UISetColor(White_);
5553
5554     if (!highlighted)
5555         UISetColor(commercial_ ? Purple_ : Black_);
5556     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5557
5558     if (placard_ != nil)
5559         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5560 }
5561
5562 - (void) drawNormalContentRect:(CGRect)rect {
5563     bool highlighted(highlighted_);
5564     float width([self bounds].size.width);
5565
5566     if (icon_ != nil) {
5567         CGRect rect;
5568         rect.size = [(UIImage *) icon_ size];
5569
5570         while (rect.size.width > 32 || rect.size.height > 32) {
5571             rect.size.width /= 2;
5572             rect.size.height /= 2;
5573         }
5574
5575         rect.origin.x = 25 - rect.size.width / 2;
5576         rect.origin.y = 25 - rect.size.height / 2;
5577
5578         [icon_ drawInRect:rect];
5579     }
5580
5581     if (badge_ != nil) {
5582         CGRect rect;
5583         rect.size = [(UIImage *) badge_ size];
5584
5585         rect.size.width /= 2;
5586         rect.size.height /= 2;
5587
5588         rect.origin.x = 36 - rect.size.width / 2;
5589         rect.origin.y = 36 - rect.size.height / 2;
5590
5591         [badge_ drawInRect:rect];
5592     }
5593
5594     if (highlighted)
5595         UISetColor(White_);
5596
5597     if (!highlighted)
5598         UISetColor(commercial_ ? Purple_ : Black_);
5599     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5600     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5601
5602     if (!highlighted)
5603         UISetColor(commercial_ ? Purplish_ : Gray_);
5604     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5605
5606     if (placard_ != nil)
5607         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5608 }
5609
5610 - (void) drawContentRect:(CGRect)rect {
5611     if (summarized_)
5612         [self drawSummaryContentRect:rect];
5613     else
5614         [self drawNormalContentRect:rect];
5615 }
5616
5617 @end
5618 /* }}} */
5619 /* Section Cell {{{ */
5620 @interface SectionCell : CyteTableViewCell <
5621     CyteTableViewCellDelegate
5622 > {
5623     _H<NSString> basic_;
5624     _H<NSString> section_;
5625     _H<NSString> name_;
5626     _H<NSString> count_;
5627     _H<UIImage> icon_;
5628     _H<UISwitch> switch_;
5629     BOOL editing_;
5630 }
5631
5632 - (void) setSection:(Section *)section editing:(BOOL)editing;
5633
5634 @end
5635
5636 @implementation SectionCell
5637
5638 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5639     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5640         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5641         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5642         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5643
5644         UIView *content([self contentView]);
5645         CGRect bounds([content bounds]);
5646
5647         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5648         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5649         [content addSubview:content_];
5650         [content_ setBackgroundColor:[UIColor whiteColor]];
5651
5652         [content_ setDelegate:self];
5653     } return self;
5654 }
5655
5656 - (void) onSwitch:(id)sender {
5657     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5658     if (metadata == nil) {
5659         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5660         [Sections_ setObject:metadata forKey:basic_];
5661     }
5662
5663     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5664     Changed_ = true;
5665 }
5666
5667 - (void) setSection:(Section *)section editing:(BOOL)editing {
5668     if (editing != editing_) {
5669         if (editing_)
5670             [switch_ removeFromSuperview];
5671         else
5672             [self addSubview:switch_];
5673         editing_ = editing;
5674     }
5675
5676     basic_ = nil;
5677     section_ = nil;
5678     name_ = nil;
5679     count_ = nil;
5680
5681     if (section == nil) {
5682         name_ = UCLocalize("ALL_PACKAGES");
5683         count_ = nil;
5684     } else {
5685         basic_ = [section name];
5686         section_ = [section localized];
5687
5688         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5689         count_ = [NSString stringWithFormat:@"%d", [section count]];
5690
5691         if (editing_)
5692             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5693     }
5694
5695     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5696     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5697
5698     [content_ setNeedsDisplay];
5699 }
5700
5701 - (void) setFrame:(CGRect)frame {
5702     [super setFrame:frame];
5703
5704     CGRect rect([switch_ frame]);
5705     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5706 }
5707
5708 - (NSString *) accessibilityLabel {
5709     return name_;
5710 }
5711
5712 - (void) drawContentRect:(CGRect)rect {
5713     bool highlighted(highlighted_ && !editing_);
5714
5715     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5716
5717     if (highlighted)
5718         UISetColor(White_);
5719
5720     float width(rect.size.width);
5721     if (editing_)
5722         width -= 87;
5723
5724     if (!highlighted)
5725         UISetColor(Black_);
5726     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5727
5728     CGSize size = [count_ sizeWithFont:Font14_];
5729
5730     UISetColor(White_);
5731     if (count_ != nil)
5732         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5733 }
5734
5735 @end
5736 /* }}} */
5737
5738 /* File Table {{{ */
5739 @interface FileTable : CyteViewController <
5740     UITableViewDataSource,
5741     UITableViewDelegate
5742 > {
5743     _transient Database *database_;
5744     _H<Package> package_;
5745     _H<NSString> name_;
5746     _H<NSMutableArray> files_;
5747     _H<UITableView, 2> list_;
5748 }
5749
5750 - (id) initWithDatabase:(Database *)database;
5751 - (void) setPackage:(Package *)package;
5752
5753 @end
5754
5755 @implementation FileTable
5756
5757 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5758     return files_ == nil ? 0 : [files_ count];
5759 }
5760
5761 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5762     return 24.0f;
5763 }*/
5764
5765 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5766     static NSString *reuseIdentifier = @"Cell";
5767
5768     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5769     if (cell == nil) {
5770         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5771         [cell setFont:[UIFont systemFontOfSize:16]];
5772     }
5773     [cell setText:[files_ objectAtIndex:indexPath.row]];
5774     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5775
5776     return cell;
5777 }
5778
5779 - (NSURL *) navigationURL {
5780     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5781 }
5782
5783 - (void) loadView {
5784     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5785     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5786     [list_ setRowHeight:24.0f];
5787     [(UITableView *) list_ setDataSource:self];
5788     [list_ setDelegate:self];
5789     [self setView:list_];
5790 }
5791
5792 - (void) viewDidLoad {
5793     [super viewDidLoad];
5794
5795     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5796 }
5797
5798 - (void) releaseSubviews {
5799     list_ = nil;
5800
5801     package_ = nil;
5802     files_ = nil;
5803
5804     [super releaseSubviews];
5805 }
5806
5807 - (id) initWithDatabase:(Database *)database {
5808     if ((self = [super init]) != nil) {
5809         database_ = database;
5810     } return self;
5811 }
5812
5813 - (void) setPackage:(Package *)package {
5814     package_ = nil;
5815     name_ = nil;
5816
5817     files_ = [NSMutableArray arrayWithCapacity:32];
5818
5819     if (package != nil) {
5820         package_ = package;
5821         name_ = [package id];
5822
5823         if (NSArray *files = [package files])
5824             [files_ addObjectsFromArray:files];
5825
5826         if ([files_ count] != 0) {
5827             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5828                 [files_ removeObjectAtIndex:0];
5829             [files_ sortUsingSelector:@selector(compareByPath:)];
5830
5831             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5832             [stack addObject:@"/"];
5833
5834             for (int i(0), e([files_ count]); i != e; ++i) {
5835                 NSString *file = [files_ objectAtIndex:i];
5836                 while (![file hasPrefix:[stack lastObject]])
5837                     [stack removeLastObject];
5838                 NSString *directory = [stack lastObject];
5839                 [stack addObject:[file stringByAppendingString:@"/"]];
5840                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5841                     ([stack count] - 2) * 3, "",
5842                     [file substringFromIndex:[directory length]]
5843                 ]];
5844             }
5845         }
5846     }
5847
5848     [list_ reloadData];
5849 }
5850
5851 - (void) reloadData {
5852     [super reloadData];
5853
5854     [self setPackage:[database_ packageWithName:name_]];
5855 }
5856
5857 @end
5858 /* }}} */
5859 /* Package Controller {{{ */
5860 @interface CYPackageController : CydiaWebViewController <
5861     UIActionSheetDelegate
5862 > {
5863     _transient Database *database_;
5864     _H<Package> package_;
5865     _H<NSString> name_;
5866     bool commercial_;
5867     _H<NSMutableArray> buttons_;
5868     _H<UIBarButtonItem> button_;
5869 }
5870
5871 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5872
5873 @end
5874
5875 @implementation CYPackageController
5876
5877 - (NSURL *) navigationURL {
5878     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5879 }
5880
5881 /* XXX: this is not safe at all... localization of /fail/ */
5882 - (void) _clickButtonWithName:(NSString *)name {
5883     if ([name isEqualToString:UCLocalize("CLEAR")])
5884         [delegate_ clearPackage:package_];
5885     else if ([name isEqualToString:UCLocalize("INSTALL")])
5886         [delegate_ installPackage:package_];
5887     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5888         [delegate_ installPackage:package_];
5889     else if ([name isEqualToString:UCLocalize("REMOVE")])
5890         [delegate_ removePackage:package_];
5891     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5892         [delegate_ installPackage:package_];
5893     else _assert(false);
5894 }
5895
5896 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5897     NSString *context([sheet context]);
5898
5899     if ([context isEqualToString:@"modify"]) {
5900         if (button != [sheet cancelButtonIndex]) {
5901             NSString *buttonName = [buttons_ objectAtIndex:button];
5902             [self _clickButtonWithName:buttonName];
5903         }
5904
5905         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5906     }
5907 }
5908
5909 - (bool) _allowJavaScriptPanel {
5910     return commercial_;
5911 }
5912
5913 #if !AlwaysReload
5914 - (void) _customButtonClicked {
5915     int count([buttons_ count]);
5916     if (count == 0)
5917         return;
5918
5919     if (count == 1)
5920         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5921     else {
5922         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5923         [buttons addObjectsFromArray:buttons_];
5924
5925         UIActionSheet *sheet = [[[UIActionSheet alloc]
5926             initWithTitle:nil
5927             delegate:self
5928             cancelButtonTitle:nil
5929             destructiveButtonTitle:nil
5930             otherButtonTitles:nil
5931         ] autorelease];
5932
5933         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5934         if (!IsWildcat_) {
5935            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5936            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5937         }
5938         [sheet setContext:@"modify"];
5939
5940         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5941     }
5942 }
5943
5944 // We don't want to allow non-commercial packages to do custom things to the install button,
5945 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5946 - (void) customButtonClicked {
5947     if (commercial_)
5948         [super customButtonClicked];
5949     else
5950         [self _customButtonClicked];
5951 }
5952
5953 - (void) reloadButtonClicked {
5954     // Don't reload a commerical package by tapping the loading button,
5955     // but if it's not an Install button, we should forward it on.
5956     if (![package_ uninstalled])
5957         [self _customButtonClicked];
5958 }
5959
5960 - (void) applyLoadingTitle {
5961     // Don't show "Loading" as the title. Ever.
5962 }
5963
5964 - (UIBarButtonItem *) rightButton {
5965     return button_;
5966 }
5967 #endif
5968
5969 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5970     if ((self = [super init]) != nil) {
5971         database_ = database;
5972         buttons_ = [NSMutableArray arrayWithCapacity:4];
5973         name_ = name == nil ? @"" : [NSString stringWithString:name];
5974         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5975     } return self;
5976 }
5977
5978 - (void) reloadData {
5979     [super reloadData];
5980
5981     package_ = [database_ packageWithName:name_];
5982
5983     [buttons_ removeAllObjects];
5984
5985     if (package_ != nil) {
5986         [(Package *) package_ parse];
5987
5988         commercial_ = [package_ isCommercial];
5989
5990         if ([package_ mode] != nil)
5991             [buttons_ addObject:UCLocalize("CLEAR")];
5992         if ([package_ source] == nil);
5993         else if ([package_ upgradableAndEssential:NO])
5994             [buttons_ addObject:UCLocalize("UPGRADE")];
5995         else if ([package_ uninstalled])
5996             [buttons_ addObject:UCLocalize("INSTALL")];
5997         else
5998             [buttons_ addObject:UCLocalize("REINSTALL")];
5999         if (![package_ uninstalled])
6000             [buttons_ addObject:UCLocalize("REMOVE")];
6001     }
6002
6003     NSString *title;
6004     switch ([buttons_ count]) {
6005         case 0: title = nil; break;
6006         case 1: title = [buttons_ objectAtIndex:0]; break;
6007         default: title = UCLocalize("MODIFY"); break;
6008     }
6009
6010     button_ = [[[UIBarButtonItem alloc]
6011         initWithTitle:title
6012         style:UIBarButtonItemStylePlain
6013         target:self
6014         action:@selector(customButtonClicked)
6015     ] autorelease];
6016 }
6017
6018 - (bool) isLoading {
6019     return commercial_ ? [super isLoading] : false;
6020 }
6021
6022 @end
6023 /* }}} */
6024
6025 /* Package List Controller {{{ */
6026 @interface PackageListController : CyteViewController <
6027     UITableViewDataSource,
6028     UITableViewDelegate
6029 > {
6030     _transient Database *database_;
6031     unsigned era_;
6032     _H<NSArray> packages_;
6033     _H<NSMutableArray> sections_;
6034     _H<UITableView, 2> list_;
6035     _H<NSMutableArray> index_;
6036     _H<NSMutableDictionary> indices_;
6037     _H<NSString> title_;
6038     unsigned reloading_;
6039 }
6040
6041 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6042 - (void) setDelegate:(id)delegate;
6043 - (void) resetCursor;
6044 - (void) clearData;
6045
6046 @end
6047
6048 @implementation PackageListController
6049
6050 - (bool) isSummarized {
6051     return false;
6052 }
6053
6054 - (bool) showsSections {
6055     return true;
6056 }
6057
6058 - (void) deselectWithAnimation:(BOOL)animated {
6059     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6060 }
6061
6062 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6063     CGRect base = [[self view] bounds];
6064     base.size.height -= bounds.size.height;
6065     base.origin = [list_ frame].origin;
6066
6067     [UIView beginAnimations:nil context:NULL];
6068     [UIView setAnimationBeginsFromCurrentState:YES];
6069     [UIView setAnimationCurve:curve];
6070     [UIView setAnimationDuration:duration];
6071     [list_ setFrame:base];
6072     [UIView commitAnimations];
6073 }
6074
6075 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6076     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6077 }
6078
6079 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6080     [self resizeForKeyboardBounds:bounds duration:0];
6081 }
6082
6083 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6084     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6085         *curve = UIViewAnimationCurveEaseInOut;
6086     else
6087         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6088
6089     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6090         *duration = 0.3;
6091     else
6092         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6093 }
6094
6095 - (void) keyboardWillShow:(NSNotification *)notification {
6096     CGRect bounds;
6097     CGPoint center;
6098     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6099     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6100
6101     NSTimeInterval duration;
6102     UIViewAnimationCurve curve;
6103     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6104
6105     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);
6106     UIViewController *base = self;
6107     while ([base parentViewController] != nil)
6108         base = [base parentViewController];
6109     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6110     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6111
6112     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6113         intersection.size.height += CYStatusBarHeight();
6114
6115     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6116 }
6117
6118 - (void) keyboardWillHide:(NSNotification *)notification {
6119     NSTimeInterval duration;
6120     UIViewAnimationCurve curve;
6121     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6122
6123     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6124 }
6125
6126 - (void) viewWillAppear:(BOOL)animated {
6127     [super viewWillAppear:animated];
6128
6129     [self resizeForKeyboardBounds:CGRectZero];
6130     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6131     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6132 }
6133
6134 - (void) viewWillDisappear:(BOOL)animated {
6135     [super viewWillDisappear:animated];
6136
6137     [self resizeForKeyboardBounds:CGRectZero];
6138     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6139     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6140 }
6141
6142 - (void) viewDidAppear:(BOOL)animated {
6143     [super viewDidAppear:animated];
6144     [self deselectWithAnimation:animated];
6145 }
6146
6147 - (void) didSelectPackage:(Package *)package {
6148     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6149     [view setDelegate:delegate_];
6150     [[self navigationController] pushViewController:view animated:YES];
6151 }
6152
6153 #if TryIndexedCollation
6154 + (BOOL) hasIndexedCollation {
6155     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6156 }
6157 #endif
6158
6159 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6160     NSInteger count([sections_ count]);
6161     return count == 0 ? 1 : count;
6162 }
6163
6164 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6165     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6166         return nil;
6167     return [[sections_ objectAtIndex:section] name];
6168 }
6169
6170 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6171     if ([sections_ count] == 0)
6172         return 0;
6173     return [[sections_ objectAtIndex:section] count];
6174 }
6175
6176 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6177 @synchronized (database_) {
6178     if ([database_ era] != era_)
6179         return nil;
6180
6181     Section *section([sections_ objectAtIndex:[path section]]);
6182     NSInteger row([path row]);
6183     Package *package([packages_ objectAtIndex:([section row] + row)]);
6184     return [[package retain] autorelease];
6185 } }
6186
6187 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6188     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6189     if (cell == nil)
6190         cell = [[[PackageCell alloc] init] autorelease];
6191
6192     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6193     [cell setPackage:package asSummary:[self isSummarized]];
6194     return cell;
6195 }
6196
6197 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6198     Package *package([self packageAtIndexPath:path]);
6199     package = [database_ packageWithName:[package id]];
6200     [self didSelectPackage:package];
6201 }
6202
6203 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6204     if (![self showsSections])
6205         return nil;
6206
6207     return index_;
6208 }
6209
6210 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6211 #if TryIndexedCollation
6212     if ([[self class] hasIndexedCollation]) {
6213         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6214     }
6215 #endif
6216
6217     return index;
6218 }
6219
6220 - (void) updateHeight {
6221     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6222 }
6223
6224 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6225     if ((self = [super init]) != nil) {
6226         database_ = database;
6227         title_ = [title copy];
6228         [[self navigationItem] setTitle:title_];
6229     } return self;
6230 }
6231
6232 - (void) loadView {
6233     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6234     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6235     [self setView:view];
6236
6237     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6238     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6239     [view addSubview:list_];
6240
6241     // XXX: is 20 the most optimal number here?
6242     [list_ setSectionIndexMinimumDisplayRowCount:20];
6243
6244     [(UITableView *) list_ setDataSource:self];
6245     [list_ setDelegate:self];
6246
6247     [self updateHeight];
6248 }
6249
6250 - (void) releaseSubviews {
6251     list_ = nil;
6252
6253     packages_ = nil;
6254     sections_ = nil;
6255     index_ = nil;
6256     indices_ = nil;
6257
6258     [super releaseSubviews];
6259 }
6260
6261 - (void) setDelegate:(id)delegate {
6262     delegate_ = delegate;
6263 }
6264
6265 - (bool) shouldYield {
6266     return false;
6267 }
6268
6269 - (bool) shouldBlock {
6270     return false;
6271 }
6272
6273 - (NSMutableArray *) _reloadPackages {
6274 @synchronized (database_) {
6275     era_ = [database_ era];
6276     NSArray *packages([database_ packages]);
6277
6278     return [NSMutableArray arrayWithArray:packages];
6279 } }
6280
6281 - (void) _reloadData {
6282     if (reloading_ != 0) {
6283         reloading_ = 2;
6284         return;
6285     }
6286
6287     NSArray *packages;
6288
6289   reload:
6290     if ([self shouldYield]) {
6291         do {
6292             UIProgressHUD *hud;
6293
6294             if (![self shouldBlock])
6295                 hud = nil;
6296             else {
6297                 hud = [delegate_ addProgressHUD];
6298                 [hud setText:UCLocalize("LOADING")];
6299             }
6300
6301             reloading_ = 1;
6302             packages = [self yieldToSelector:@selector(_reloadPackages)];
6303
6304             if (hud != nil)
6305                 [delegate_ removeProgressHUD:hud];
6306         } while (reloading_ == 2);
6307     } else {
6308         packages = [self _reloadPackages];
6309     }
6310
6311 @synchronized (database_) {
6312     if (era_ != [database_ era])
6313         goto reload;
6314     reloading_ = 0;
6315
6316     packages_ = packages;
6317
6318     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6319     sections_ = [NSMutableArray arrayWithCapacity:16];
6320
6321     Section *section = nil;
6322
6323 #if TryIndexedCollation
6324     if ([[self class] hasIndexedCollation]) {
6325         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6326
6327         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6328         NSArray *titles = [collation sectionIndexTitles];
6329         int secidx = -1;
6330
6331         _profile(PackageTable$reloadData$Section)
6332             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6333                 Package *package;
6334                 int index;
6335
6336                 _profile(PackageTable$reloadData$Section$Package)
6337                     package = [packages_ objectAtIndex:offset];
6338                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6339                 _end
6340
6341                 while (secidx < index) {
6342                     secidx += 1;
6343
6344                     _profile(PackageTable$reloadData$Section$Allocate)
6345                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6346                     _end
6347
6348                     _profile(PackageTable$reloadData$Section$Add)
6349                         [sections_ addObject:section];
6350                     _end
6351                 }
6352
6353                 [section addToCount];
6354             }
6355         _end
6356     } else
6357 #endif
6358     {
6359         index_ = [NSMutableArray arrayWithCapacity:32];
6360
6361         bool sectioned([self showsSections]);
6362         if (!sectioned) {
6363             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6364             [sections_ addObject:section];
6365         }
6366
6367         _profile(PackageTable$reloadData$Section)
6368             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6369                 Package *package;
6370                 unichar index;
6371
6372                 _profile(PackageTable$reloadData$Section$Package)
6373                     package = [packages_ objectAtIndex:offset];
6374                     index = [package index];
6375                 _end
6376
6377                 if (sectioned && (section == nil || [section index] != index)) {
6378                     _profile(PackageTable$reloadData$Section$Allocate)
6379                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6380                     _end
6381
6382                     [index_ addObject:[section name]];
6383                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6384
6385                     _profile(PackageTable$reloadData$Section$Add)
6386                         [sections_ addObject:section];
6387                     _end
6388                 }
6389
6390                 [section addToCount];
6391             }
6392         _end
6393     }
6394
6395     [self updateHeight];
6396
6397     _profile(PackageTable$reloadData$List)
6398         [(UITableView *) list_ setDataSource:self];
6399         [list_ reloadData];
6400     _end
6401 } }
6402
6403 - (void) reloadData {
6404     [super reloadData];
6405
6406     if ([self shouldYield])
6407         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6408     else
6409         [self _reloadData];
6410 }
6411
6412 - (void) resetCursor {
6413     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6414 }
6415
6416 - (void) clearData {
6417     [self updateHeight];
6418
6419     [list_ setDataSource:nil];
6420     [list_ reloadData];
6421
6422     [self resetCursor];
6423 }
6424
6425 @end
6426 /* }}} */
6427 /* Filtered Package List Controller {{{ */
6428 @interface FilteredPackageListController : PackageListController {
6429     SEL filter_;
6430     IMP imp_;
6431     _H<NSObject> object_;
6432 }
6433
6434 - (void) setObject:(id)object;
6435 - (void) setObject:(id)object forFilter:(SEL)filter;
6436
6437 - (SEL) filter;
6438 - (void) setFilter:(SEL)filter;
6439
6440 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6441
6442 @end
6443
6444 @implementation FilteredPackageListController
6445
6446 - (SEL) filter {
6447     return filter_;
6448 }
6449
6450 - (void) setFilter:(SEL)filter {
6451 @synchronized (self) {
6452     filter_ = filter;
6453
6454     /* XXX: this is an unsafe optimization of doomy hell */
6455     Method method(class_getInstanceMethod([Package class], filter));
6456     _assert(method != NULL);
6457     imp_ = method_getImplementation(method);
6458     _assert(imp_ != NULL);
6459 } }
6460
6461 - (void) setObject:(id)object {
6462 @synchronized (self) {
6463     object_ = object;
6464 } }
6465
6466 - (void) setObject:(id)object forFilter:(SEL)filter {
6467 @synchronized (self) {
6468     [self setFilter:filter];
6469     [self setObject:object];
6470 } }
6471
6472 - (NSMutableArray *) _reloadPackages {
6473 @synchronized (database_) {
6474     era_ = [database_ era];
6475     NSArray *packages([database_ packages]);
6476
6477     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6478
6479     IMP imp;
6480     SEL filter;
6481     _H<NSObject> object;
6482
6483     @synchronized (self) {
6484         imp = imp_;
6485         filter = filter_;
6486         object = object_;
6487     }
6488
6489     _profile(PackageTable$reloadData$Filter)
6490         for (Package *package in packages)
6491             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6492                 [filtered addObject:package];
6493     _end
6494
6495     return filtered;
6496 } }
6497
6498 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6499     if ((self = [super initWithDatabase:database title:title]) != nil) {
6500         [self setFilter:filter];
6501         [self setObject:object];
6502     } return self;
6503 }
6504
6505 @end
6506 /* }}} */
6507
6508 /* Home Controller {{{ */
6509 @interface HomeController : CydiaWebViewController {
6510 }
6511
6512 @end
6513
6514 @implementation HomeController
6515
6516 - (id) init {
6517     if ((self = [super init]) != nil) {
6518         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6519         [self reloadData];
6520     } return self;
6521 }
6522
6523 - (NSURL *) navigationURL {
6524     return [NSURL URLWithString:@"cydia://home"];
6525 }
6526
6527 - (void) aboutButtonClicked {
6528     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6529
6530     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6531     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6532     [alert setCancelButtonIndex:0];
6533
6534     [alert setMessage:
6535         @"Copyright \u00a9 2008-2011\n"
6536         "SaurikIT, LLC\n"
6537         "\n"
6538         "Jay Freeman (saurik)\n"
6539         "saurik@saurik.com\n"
6540         "http://www.saurik.com/"
6541     ];
6542
6543     [alert show];
6544 }
6545
6546 - (UIBarButtonItem *) leftButton {
6547     return [[[UIBarButtonItem alloc]
6548         initWithTitle:UCLocalize("ABOUT")
6549         style:UIBarButtonItemStylePlain
6550         target:self
6551         action:@selector(aboutButtonClicked)
6552     ] autorelease];
6553 }
6554
6555 @end
6556 /* }}} */
6557 /* Manage Controller {{{ */
6558 @interface ManageController : CydiaWebViewController {
6559 }
6560
6561 - (void) queueStatusDidChange;
6562
6563 @end
6564
6565 @implementation ManageController
6566
6567 - (id) init {
6568     if ((self = [super init]) != nil) {
6569         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6570     } return self;
6571 }
6572
6573 - (NSURL *) navigationURL {
6574     return [NSURL URLWithString:@"cydia://manage"];
6575 }
6576
6577 - (UIBarButtonItem *) leftButton {
6578     return [[[UIBarButtonItem alloc]
6579         initWithTitle:UCLocalize("SETTINGS")
6580         style:UIBarButtonItemStylePlain
6581         target:self
6582         action:@selector(settingsButtonClicked)
6583     ] autorelease];
6584 }
6585
6586 - (void) settingsButtonClicked {
6587     [delegate_ showSettings];
6588 }
6589
6590 - (void) queueButtonClicked {
6591     [delegate_ queue];
6592 }
6593
6594 - (UIBarButtonItem *) rightButton {
6595     return Queuing_ ? [[[UIBarButtonItem alloc]
6596         initWithTitle:UCLocalize("QUEUE")
6597         style:UIBarButtonItemStyleDone
6598         target:self
6599         action:@selector(queueButtonClicked)
6600     ] autorelease] : nil;
6601 }
6602
6603 - (void) queueStatusDidChange {
6604     [self applyRightButton];
6605 }
6606
6607 - (bool) isLoading {
6608     return !Queuing_ && [super isLoading];
6609 }
6610
6611 @end
6612 /* }}} */
6613
6614 /* Refresh Bar {{{ */
6615 @interface RefreshBar : UINavigationBar {
6616     _H<UIProgressIndicator> indicator_;
6617     _H<UITextLabel> prompt_;
6618     _H<UIProgressBar> progress_;
6619     _H<UINavigationButton> cancel_;
6620 }
6621
6622 @end
6623
6624 @implementation RefreshBar
6625
6626 - (void) positionViews {
6627     CGRect frame = [cancel_ frame];
6628     frame.size = [cancel_ sizeThatFits:frame.size];
6629     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6630     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6631     [cancel_ setFrame:frame];
6632
6633     CGSize prgsize = {75, 100};
6634     CGRect prgrect = {{
6635         [self frame].size.width - prgsize.width - 10,
6636         ([self frame].size.height - prgsize.height) / 2
6637     } , prgsize};
6638     [progress_ setFrame:prgrect];
6639
6640     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6641     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6642     CGRect indrect = {{indoffset, indoffset}, indsize};
6643     [indicator_ setFrame:indrect];
6644
6645     CGSize prmsize = {215, indsize.height + 4};
6646     CGRect prmrect = {{
6647         indoffset * 2 + indsize.width,
6648         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6649     }, prmsize};
6650     [prompt_ setFrame:prmrect];
6651 }
6652
6653 - (void) setFrame:(CGRect)frame {
6654     [super setFrame:frame];
6655     [self positionViews];
6656 }
6657
6658 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6659     if ((self = [super initWithFrame:frame]) != nil) {
6660         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6661
6662         [self setBarStyle:UIBarStyleBlack];
6663
6664         UIBarStyle barstyle([self _barStyle:NO]);
6665         bool ugly(barstyle == UIBarStyleDefault);
6666
6667         UIProgressIndicatorStyle style = ugly ?
6668             UIProgressIndicatorStyleMediumBrown :
6669             UIProgressIndicatorStyleMediumWhite;
6670
6671         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6672         [(UIProgressIndicator *) indicator_ setStyle:style];
6673         [indicator_ startAnimation];
6674         [self addSubview:indicator_];
6675
6676         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6677         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6678         [prompt_ setBackgroundColor:[UIColor clearColor]];
6679         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6680         [self addSubview:prompt_];
6681
6682         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6683         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6684         [(UIProgressBar *) progress_ setStyle:0];
6685         [self addSubview:progress_];
6686
6687         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6688         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6689         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6690         [cancel_ setBarStyle:barstyle];
6691
6692         [self positionViews];
6693     } return self;
6694 }
6695
6696 - (void) setCancellable:(bool)cancellable {
6697     if (cancellable)
6698         [self addSubview:cancel_];
6699     else
6700         [cancel_ removeFromSuperview];
6701 }
6702
6703 - (void) start {
6704     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6705     [progress_ setProgress:0];
6706 }
6707
6708 - (void) stop {
6709     [self setCancellable:NO];
6710 }
6711
6712 - (void) setPrompt:(NSString *)prompt {
6713     [prompt_ setText:prompt];
6714 }
6715
6716 - (void) setProgress:(float)progress {
6717     [progress_ setProgress:progress];
6718 }
6719
6720 @end
6721 /* }}} */
6722
6723 /* Cydia Navigation Controller Interface {{{ */
6724 @interface UINavigationController (Cydia)
6725
6726 - (NSArray *) navigationURLCollection;
6727 - (void) unloadData;
6728
6729 @end
6730 /* }}} */
6731
6732 /* Cydia Tab Bar Controller {{{ */
6733 @interface CYTabBarController : UITabBarController <
6734     UITabBarControllerDelegate,
6735     ProgressDelegate
6736 > {
6737     _transient Database *database_;
6738     _H<RefreshBar, 1> refreshbar_;
6739
6740     bool dropped_;
6741     bool updating_;
6742     // XXX: ok, "updatedelegate_"?...
6743     _transient NSObject<CydiaDelegate> *updatedelegate_;
6744
6745     _H<UIViewController> remembered_;
6746     _transient UIViewController *transient_;
6747 }
6748
6749 - (NSArray *) navigationURLCollection;
6750 - (void) dropBar:(BOOL)animated;
6751 - (void) beginUpdate;
6752 - (void) raiseBar:(BOOL)animated;
6753 - (BOOL) updating;
6754 - (void) unloadData;
6755
6756 @end
6757
6758 @implementation CYTabBarController
6759
6760 - (void) didReceiveMemoryWarning {
6761     [super didReceiveMemoryWarning];
6762
6763     // presenting a UINavigationController on 2.x does not update its transitionView
6764     // it thereby will not allow its topViewController to be unloaded by memory pressure
6765     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6766         UIViewController *selected([self selectedViewController]);
6767         for (UINavigationController *controller in [self viewControllers])
6768             if (controller != selected)
6769                 if (UIViewController *top = [controller topViewController])
6770                     [top unloadView];
6771     }
6772 }
6773
6774 - (void) setUnselectedViewController:(UIViewController *)transient {
6775     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6776         if (transient != nil) {
6777             [[[self viewControllers] objectAtIndex:0] pushViewController:transient animated:YES];
6778             [self setSelectedIndex:0];
6779         } return;
6780     }
6781
6782     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
6783     [navigation setViewControllers:[NSArray arrayWithObject:transient]];
6784     transient = navigation;
6785
6786     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6787     if (transient != nil) {
6788         if (transient_ == nil)
6789             remembered_ = [controllers objectAtIndex:0];
6790         transient_ = transient;
6791         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6792         [controllers replaceObjectAtIndex:0 withObject:transient_];
6793         [self setSelectedIndex:0];
6794         [self setViewControllers:controllers];
6795         [self concealTabBarSelection];
6796     } else if (remembered_ != nil) {
6797         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6798         transient_ = transient;
6799         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6800         remembered_ = nil;
6801         [self setViewControllers:controllers];
6802         [self revealTabBarSelection];
6803     }
6804 }
6805
6806 - (UIViewController *) unselectedViewController {
6807     return transient_;
6808 }
6809
6810 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6811     if ([self unselectedViewController])
6812         [self setUnselectedViewController:nil];
6813
6814     // presenting a UINavigationController on 2.x does not update its transitionView
6815     // if this view was unloaded, the tranitionView may currently be presenting nothing
6816     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6817         UINavigationController *navigation((UINavigationController *) viewController);
6818         [navigation pushViewController:[[[UIViewController alloc] init] autorelease] animated:NO];
6819         [navigation popViewControllerAnimated:NO];
6820     }
6821 }
6822
6823 - (NSArray *) navigationURLCollection {
6824     NSMutableArray *items([NSMutableArray array]);
6825
6826     // XXX: Should this deal with transient view controllers?
6827     for (id navigation in [self viewControllers]) {
6828         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6829         if (stack != nil)
6830             [items addObject:stack];
6831     }
6832
6833     return items;
6834 }
6835
6836 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6837     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6838         [self setUnselectedViewController:nil];
6839     else
6840         [super dismissModalViewControllerAnimated:YES];
6841 }
6842
6843 - (void) unloadData {
6844     [super unloadData];
6845
6846     for (UINavigationController *controller in [self viewControllers])
6847         [controller unloadData];
6848
6849     if (UIViewController *selected = [self selectedViewController])
6850         [selected reloadData];
6851
6852     if (UIViewController *unselected = [self unselectedViewController]) {
6853         [unselected unloadData];
6854         [unselected reloadData];
6855     }
6856 }
6857
6858 - (void) dealloc {
6859     [[NSNotificationCenter defaultCenter] removeObserver:self];
6860
6861     [super dealloc];
6862 }
6863
6864 - (id) initWithDatabase:(Database *)database {
6865     if ((self = [super init]) != nil) {
6866         database_ = database;
6867         [self setDelegate:self];
6868
6869         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6870         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6871
6872         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6873     } return self;
6874 }
6875
6876 - (void) setUpdate:(NSDate *)date {
6877     [self beginUpdate];
6878 }
6879
6880 - (void) beginUpdate {
6881     [(RefreshBar *) refreshbar_ start];
6882     [self dropBar:YES];
6883
6884     [updatedelegate_ retainNetworkActivityIndicator];
6885     updating_ = true;
6886
6887     [NSThread
6888         detachNewThreadSelector:@selector(performUpdate)
6889         toTarget:self
6890         withObject:nil
6891     ];
6892 }
6893
6894 - (void) performUpdate {
6895     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6896
6897     Status status;
6898     status.setDelegate(self);
6899     [database_ updateWithStatus:status];
6900
6901     [self
6902         performSelectorOnMainThread:@selector(completeUpdate)
6903         withObject:nil
6904         waitUntilDone:NO
6905     ];
6906
6907     [pool release];
6908 }
6909
6910 - (void) stopUpdateWithSelector:(SEL)selector {
6911     updating_ = false;
6912     [updatedelegate_ releaseNetworkActivityIndicator];
6913
6914     [self raiseBar:YES];
6915     [refreshbar_ stop];
6916
6917     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6918 }
6919
6920 - (void) completeUpdate {
6921     if (!updating_)
6922         return;
6923     [self stopUpdateWithSelector:@selector(reloadData)];
6924 }
6925
6926 - (void) cancelUpdate {
6927     [self stopUpdateWithSelector:@selector(updateData)];
6928 }
6929
6930 - (void) cancelPressed {
6931     [self cancelUpdate];
6932 }
6933
6934 - (BOOL) updating {
6935     return updating_;
6936 }
6937
6938 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6939     [refreshbar_ setPrompt:[event compoundMessage]];
6940 }
6941
6942 - (bool) isProgressCancelled {
6943     return !updating_;
6944 }
6945
6946 - (void) setProgressCancellable:(NSNumber *)cancellable {
6947     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6948 }
6949
6950 - (void) setProgressPercent:(NSNumber *)percent {
6951     [refreshbar_ setProgress:[percent floatValue]];
6952 }
6953
6954 - (void) setProgressStatus:(NSDictionary *)status {
6955     if (status != nil)
6956         [self setProgressPercent:[status objectForKey:@"Percent"]];
6957 }
6958
6959 - (void) setUpdateDelegate:(id)delegate {
6960     updatedelegate_ = delegate;
6961 }
6962
6963 - (UIView *) transitionView {
6964     if ([self respondsToSelector:@selector(_transitionView)])
6965         return [self _transitionView];
6966     else
6967         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6968 }
6969
6970 - (void) dropBar:(BOOL)animated {
6971     if (dropped_)
6972         return;
6973     dropped_ = true;
6974
6975     UIView *transition([self transitionView]);
6976     [[self view] addSubview:refreshbar_];
6977
6978     CGRect barframe([refreshbar_ frame]);
6979
6980     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6981         barframe.origin.y = CYStatusBarHeight();
6982     else
6983         barframe.origin.y = 0;
6984
6985     [refreshbar_ setFrame:barframe];
6986
6987     if (animated)
6988         [UIView beginAnimations:nil context:NULL];
6989
6990     CGRect viewframe = [transition frame];
6991     viewframe.origin.y += barframe.size.height;
6992     viewframe.size.height -= barframe.size.height;
6993     [transition setFrame:viewframe];
6994
6995     if (animated)
6996         [UIView commitAnimations];
6997
6998     // Ensure bar has the proper width for our view, it might have changed
6999     barframe.size.width = viewframe.size.width;
7000     [refreshbar_ setFrame:barframe];
7001 }
7002
7003 - (void) raiseBar:(BOOL)animated {
7004     if (!dropped_)
7005         return;
7006     dropped_ = false;
7007
7008     UIView *transition([self transitionView]);
7009     [refreshbar_ removeFromSuperview];
7010
7011     CGRect barframe([refreshbar_ frame]);
7012
7013     if (animated)
7014         [UIView beginAnimations:nil context:NULL];
7015
7016     CGRect viewframe = [transition frame];
7017     viewframe.origin.y -= barframe.size.height;
7018     viewframe.size.height += barframe.size.height;
7019     [transition setFrame:viewframe];
7020
7021     if (animated)
7022         [UIView commitAnimations];
7023 }
7024
7025 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7026     bool dropped(dropped_);
7027
7028     if (dropped)
7029         [self raiseBar:NO];
7030
7031     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7032
7033     if (dropped)
7034         [self dropBar:NO];
7035 }
7036
7037 - (void) statusBarFrameChanged:(NSNotification *)notification {
7038     if (dropped_) {
7039         [self raiseBar:NO];
7040         [self dropBar:NO];
7041     }
7042 }
7043
7044 @end
7045 /* }}} */
7046
7047 /* Cydia Navigation Controller Implementation {{{ */
7048 @implementation UINavigationController (Cydia)
7049
7050 - (NSArray *) navigationURLCollection {
7051     NSMutableArray *stack([NSMutableArray array]);
7052
7053     for (CyteViewController *controller in [self viewControllers]) {
7054         NSString *url = [[controller navigationURL] absoluteString];
7055         if (url != nil)
7056             [stack addObject:url];
7057     }
7058
7059     return stack;
7060 }
7061
7062 - (void) reloadData {
7063     [super reloadData];
7064
7065     UIViewController *visible([self visibleViewController]);
7066     if (visible != nil)
7067         [visible reloadData];
7068
7069     // on the iPad, this view controller is ALSO visible. :(
7070     if (IsWildcat_)
7071         if (UIViewController *top = [self topViewController])
7072             if (top != visible)
7073                 [top reloadData];
7074 }
7075
7076 - (void) unloadData {
7077     for (CyteViewController *page in [self viewControllers])
7078         [page unloadData];
7079
7080     [super unloadData];
7081 }
7082
7083 @end
7084 /* }}} */
7085
7086 /* Cydia:// Protocol {{{ */
7087 @interface CydiaURLProtocol : NSURLProtocol {
7088 }
7089
7090 @end
7091
7092 @implementation CydiaURLProtocol
7093
7094 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7095     NSURL *url([request URL]);
7096     if (url == nil)
7097         return NO;
7098
7099     NSString *scheme([[url scheme] lowercaseString]);
7100     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7101         return YES;
7102     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7103         return YES;
7104
7105     return NO;
7106 }
7107
7108 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7109     return request;
7110 }
7111
7112 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7113     id<NSURLProtocolClient> client([self client]);
7114     if (icon == nil)
7115         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7116     else {
7117         NSData *data(UIImagePNGRepresentation(icon));
7118
7119         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7120         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7121         [client URLProtocol:self didLoadData:data];
7122         [client URLProtocolDidFinishLoading:self];
7123     }
7124 }
7125
7126 - (void) startLoading {
7127     id<NSURLProtocolClient> client([self client]);
7128     NSURLRequest *request([self request]);
7129
7130     NSURL *url([request URL]);
7131     NSString *href([url absoluteString]);
7132     NSString *scheme([[url scheme] lowercaseString]);
7133
7134     NSString *path;
7135
7136     if ([scheme isEqualToString:@"cydia"])
7137         path = [href substringFromIndex:8];
7138     else if ([scheme isEqualToString:@"about"])
7139         path = [href substringFromIndex:12];
7140     else _assert(false);
7141
7142     NSRange slash([path rangeOfString:@"/"]);
7143
7144     NSString *command;
7145     if (slash.location == NSNotFound) {
7146         command = path;
7147         path = nil;
7148     } else {
7149         command = [path substringToIndex:slash.location];
7150         path = [path substringFromIndex:(slash.location + 1)];
7151     }
7152
7153     Database *database([Database sharedInstance]);
7154
7155     if ([command isEqualToString:@"package-icon"]) {
7156         if (path == nil)
7157             goto fail;
7158         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7159         Package *package([database packageWithName:path]);
7160         if (package == nil)
7161             goto fail;
7162         [package parse];
7163         UIImage *icon([package icon]);
7164         [self _returnPNGWithImage:icon forRequest:request];
7165     } else if ([command isEqualToString:@"uikit-image"]) {
7166         if (path == nil)
7167             goto fail;
7168         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7169         UIImage *icon(_UIImageWithName(path));
7170         [self _returnPNGWithImage:icon forRequest:request];
7171     } else if ([command isEqualToString:@"section-icon"]) {
7172         if (path == nil)
7173             goto fail;
7174         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7175         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7176         if (icon == nil)
7177             icon = [UIImage applicationImageNamed:@"unknown.png"];
7178         [self _returnPNGWithImage:icon forRequest:request];
7179     } else fail: {
7180         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7181     }
7182 }
7183
7184 - (void) stopLoading {
7185 }
7186
7187 @end
7188 /* }}} */
7189
7190 /* Section Controller {{{ */
7191 @interface SectionController : FilteredPackageListController {
7192     _H<NSString> section_;
7193 }
7194
7195 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7196
7197 @end
7198
7199 @implementation SectionController
7200
7201 - (NSURL *) navigationURL {
7202     NSString *name = section_;
7203     if (name == nil)
7204         name = @"all";
7205
7206     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7207 }
7208
7209 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7210     NSString *title;
7211     if (name == nil)
7212         title = UCLocalize("ALL_PACKAGES");
7213     else if (![name isEqual:@""])
7214         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7215     else
7216         title = UCLocalize("NO_SECTION");
7217
7218     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7219         section_ = name;
7220     } return self;
7221 }
7222
7223 @end
7224 /* }}} */
7225 /* Sections Controller {{{ */
7226 @interface SectionsController : CyteViewController <
7227     UITableViewDataSource,
7228     UITableViewDelegate
7229 > {
7230     _transient Database *database_;
7231     _H<NSMutableArray> sections_;
7232     _H<NSMutableArray> filtered_;
7233     _H<UITableView, 2> list_;
7234 }
7235
7236 - (id) initWithDatabase:(Database *)database;
7237 - (void) editButtonClicked;
7238
7239 @end
7240
7241 @implementation SectionsController
7242
7243 - (NSURL *) navigationURL {
7244     return [NSURL URLWithString:@"cydia://sections"];
7245 }
7246
7247 - (void) updateNavigationItem {
7248     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7249     if ([sections_ count] == 0) {
7250         [[self navigationItem] setRightBarButtonItem:nil];
7251     } else {
7252         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7253             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7254             target:self
7255             action:@selector(editButtonClicked)
7256         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7257     }
7258 }
7259
7260 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7261     [super setEditing:editing animated:animated];
7262
7263     if (editing)
7264         [list_ reloadData];
7265     else
7266         [delegate_ updateData];
7267
7268     [self updateNavigationItem];
7269 }
7270
7271 - (void) viewDidAppear:(BOOL)animated {
7272     [super viewDidAppear:animated];
7273     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7274 }
7275
7276 - (void) viewWillDisappear:(BOOL)animated {
7277     [super viewWillDisappear:animated];
7278     if ([self isEditing]) [self setEditing:NO];
7279 }
7280
7281 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7282     Section *section = nil;
7283     int index = [indexPath row];
7284     if (![self isEditing]) {
7285         index -= 1;
7286         if (index >= 0)
7287             section = [filtered_ objectAtIndex:index];
7288     } else {
7289         section = [sections_ objectAtIndex:index];
7290     }
7291     return section;
7292 }
7293
7294 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7295     if ([self isEditing])
7296         return [sections_ count];
7297     else
7298         return [filtered_ count] + 1;
7299 }
7300
7301 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7302     return 45.0f;
7303 }*/
7304
7305 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7306     static NSString *reuseIdentifier = @"SectionCell";
7307
7308     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7309     if (cell == nil)
7310         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7311
7312     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7313
7314     return cell;
7315 }
7316
7317 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7318     if ([self isEditing])
7319         return;
7320
7321     Section *section = [self sectionAtIndexPath:indexPath];
7322
7323     SectionController *controller = [[[SectionController alloc]
7324         initWithDatabase:database_
7325         section:[section name]
7326     ] autorelease];
7327     [controller setDelegate:delegate_];
7328
7329     [[self navigationController] pushViewController:controller animated:YES];
7330 }
7331
7332 - (void) loadView {
7333     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7334     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7335     [list_ setRowHeight:45.0f];
7336     [(UITableView *) list_ setDataSource:self];
7337     [list_ setDelegate:self];
7338     [self setView:list_];
7339 }
7340
7341 - (void) viewDidLoad {
7342     [super viewDidLoad];
7343
7344     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7345 }
7346
7347 - (void) releaseSubviews {
7348     list_ = nil;
7349
7350     sections_ = nil;
7351     filtered_ = nil;
7352
7353     [super releaseSubviews];
7354 }
7355
7356 - (id) initWithDatabase:(Database *)database {
7357     if ((self = [super init]) != nil) {
7358         database_ = database;
7359     } return self;
7360 }
7361
7362 - (void) reloadData {
7363     [super reloadData];
7364
7365     NSArray *packages = [database_ packages];
7366
7367     sections_ = [NSMutableArray arrayWithCapacity:16];
7368     filtered_ = [NSMutableArray arrayWithCapacity:16];
7369
7370     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7371
7372     _trace();
7373     for (Package *package in packages) {
7374         NSString *name([package section]);
7375         NSString *key(name == nil ? @"" : name);
7376
7377         Section *section;
7378
7379         _profile(SectionsView$reloadData$Section)
7380             section = [sections objectForKey:key];
7381             if (section == nil) {
7382                 _profile(SectionsView$reloadData$Section$Allocate)
7383                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7384                     [sections setObject:section forKey:key];
7385                 _end
7386             }
7387         _end
7388
7389         [section addToCount];
7390
7391         _profile(SectionsView$reloadData$Filter)
7392             if (![package valid] || ![package visible])
7393                 continue;
7394         _end
7395
7396         [section addToRow];
7397     }
7398     _trace();
7399
7400     [sections_ addObjectsFromArray:[sections allValues]];
7401
7402     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7403
7404     for (Section *section in (id) sections_) {
7405         size_t count([section row]);
7406         if (count == 0)
7407             continue;
7408
7409         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7410         [section setCount:count];
7411         [filtered_ addObject:section];
7412     }
7413
7414     [self updateNavigationItem];
7415     [list_ reloadData];
7416     _trace();
7417 }
7418
7419 - (void) editButtonClicked {
7420     [self setEditing:![self isEditing] animated:YES];
7421 }
7422
7423 @end
7424 /* }}} */
7425
7426 /* Changes Controller {{{ */
7427 @interface ChangesController : CyteViewController <
7428     UITableViewDataSource,
7429     UITableViewDelegate
7430 > {
7431     _transient Database *database_;
7432     unsigned era_;
7433     _H<NSArray> packages_;
7434     _H<NSMutableArray> sections_;
7435     _H<UITableView, 2> list_;
7436     unsigned upgrades_;
7437 }
7438
7439 - (id) initWithDatabase:(Database *)database;
7440
7441 @end
7442
7443 @implementation ChangesController
7444
7445 - (NSURL *) navigationURL {
7446     return [NSURL URLWithString:@"cydia://changes"];
7447 }
7448
7449 - (void) viewDidAppear:(BOOL)animated {
7450     [super viewDidAppear:animated];
7451     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7452 }
7453
7454 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7455     NSInteger count([sections_ count]);
7456     return count == 0 ? 1 : count;
7457 }
7458
7459 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7460     if ([sections_ count] == 0)
7461         return nil;
7462     return [[sections_ objectAtIndex:section] name];
7463 }
7464
7465 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7466     if ([sections_ count] == 0)
7467         return 0;
7468     return [[sections_ objectAtIndex:section] count];
7469 }
7470
7471 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7472 @synchronized (database_) {
7473     if ([database_ era] != era_)
7474         return nil;
7475
7476     NSUInteger sectionIndex([path section]);
7477     if (sectionIndex >= [sections_ count])
7478         return nil;
7479     Section *section([sections_ objectAtIndex:sectionIndex]);
7480     NSInteger row([path row]);
7481     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7482 } }
7483
7484 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7485     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7486     if (cell == nil)
7487         cell = [[[PackageCell alloc] init] autorelease];
7488
7489     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7490     [cell setPackage:package asSummary:false];
7491     return cell;
7492 }
7493
7494 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7495     Package *package([self packageAtIndexPath:path]);
7496     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7497     [view setDelegate:delegate_];
7498     [[self navigationController] pushViewController:view animated:YES];
7499     return path;
7500 }
7501
7502 - (void) refreshButtonClicked {
7503     [delegate_ beginUpdate];
7504     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7505 }
7506
7507 - (void) upgradeButtonClicked {
7508     [delegate_ distUpgrade];
7509     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7510 }
7511
7512 - (void) loadView {
7513     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
7514     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7515     [list_ setRowHeight:73];
7516     [(UITableView *) list_ setDataSource:self];
7517     [list_ setDelegate:self];
7518     [self setView:list_];
7519 }
7520
7521 - (void) viewDidLoad {
7522     [super viewDidLoad];
7523
7524     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7525 }
7526
7527 - (void) releaseSubviews {
7528     list_ = nil;
7529
7530     packages_ = nil;
7531     sections_ = nil;
7532
7533     [super releaseSubviews];
7534 }
7535
7536 - (id) initWithDatabase:(Database *)database {
7537     if ((self = [super init]) != nil) {
7538         database_ = database;
7539     } return self;
7540 }
7541
7542 - (NSMutableArray *) _reloadPackages {
7543 @synchronized (database_) {
7544     era_ = [database_ era];
7545     NSArray *packages([database_ packages]);
7546
7547     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7548
7549     _trace();
7550     _profile(ChangesController$_reloadPackages$Filter)
7551         for (Package *package in packages)
7552             if ([package upgradableAndEssential:YES] || [package visible])
7553                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7554     _end
7555     _trace();
7556     _profile(ChangesController$_reloadPackages$radixSort)
7557         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7558     _end
7559     _trace();
7560
7561     return filtered;
7562 } }
7563
7564 - (void) _reloadData {
7565     NSArray *packages;
7566
7567   reload:
7568     if (true) {
7569         UIProgressHUD *hud([delegate_ addProgressHUD]);
7570         [hud setText:UCLocalize("LOADING")];
7571         //NSLog(@"HUD:%@::%@", delegate_, hud);
7572         packages = [self yieldToSelector:@selector(_reloadPackages)];
7573         [delegate_ removeProgressHUD:hud];
7574     } else {
7575         packages = [self _reloadPackages];
7576     }
7577
7578 @synchronized (database_) {
7579     if (era_ != [database_ era])
7580         goto reload;
7581
7582     packages_ = packages;
7583     sections_ = [NSMutableArray arrayWithCapacity:16];
7584
7585     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7586     Section *ignored = nil;
7587     Section *section = nil;
7588     time_t last = 0;
7589
7590     upgrades_ = 0;
7591     bool unseens = false;
7592
7593     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7594
7595     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7596         Package *package = [packages_ objectAtIndex:offset];
7597
7598         BOOL uae = [package upgradableAndEssential:YES];
7599
7600         if (!uae) {
7601             unseens = true;
7602             time_t seen([package seen]);
7603
7604             if (section == nil || last != seen) {
7605                 last = seen;
7606
7607                 NSString *name;
7608                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7609                 [name autorelease];
7610
7611                 _profile(ChangesController$reloadData$Allocate)
7612                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7613                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7614                     [sections_ addObject:section];
7615                 _end
7616             }
7617
7618             [section addToCount];
7619         } else if ([package ignored]) {
7620             if (ignored == nil) {
7621                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7622             }
7623             [ignored addToCount];
7624         } else {
7625             ++upgrades_;
7626             [upgradable addToCount];
7627         }
7628     }
7629     _trace();
7630
7631     CFRelease(formatter);
7632
7633     if (unseens) {
7634         Section *last = [sections_ lastObject];
7635         size_t count = [last count];
7636         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7637         [sections_ removeLastObject];
7638     }
7639
7640     if ([ignored count] != 0)
7641         [sections_ insertObject:ignored atIndex:0];
7642     if (upgrades_ != 0)
7643         [sections_ insertObject:upgradable atIndex:0];
7644
7645     [list_ reloadData];
7646
7647     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7648         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7649         style:UIBarButtonItemStylePlain
7650         target:self
7651         action:@selector(upgradeButtonClicked)
7652     ] autorelease]) animated:YES];
7653
7654     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7655         initWithTitle:UCLocalize("REFRESH")
7656         style:UIBarButtonItemStylePlain
7657         target:self
7658         action:@selector(refreshButtonClicked)
7659     ] autorelease]) animated:YES];
7660
7661     PrintTimes();
7662 } }
7663
7664 - (void) reloadData {
7665     [super reloadData];
7666     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7667 }
7668
7669 @end
7670 /* }}} */
7671 /* Search Controller {{{ */
7672 @interface SearchController : FilteredPackageListController <
7673     UISearchBarDelegate
7674 > {
7675     _H<UISearchBar, 1> search_;
7676     BOOL searchloaded_;
7677 }
7678
7679 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7680 - (void) reloadData;
7681
7682 @end
7683
7684 @implementation SearchController
7685
7686 - (NSURL *) navigationURL {
7687     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7688         return [NSURL URLWithString:@"cydia://search"];
7689     else
7690         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7691 }
7692
7693 - (void) useSearch {
7694     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7695     [self clearData];
7696     [self reloadData];
7697 }
7698
7699 - (void) viewWillAppear:(BOOL)animated {
7700     [super viewWillAppear:animated];
7701
7702     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7703         [self useSearch];
7704 }
7705
7706 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7707     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7708     [self clearData];
7709     [self reloadData];
7710 }
7711
7712 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7713     [search_ resignFirstResponder];
7714     [self useSearch];
7715 }
7716
7717 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7718     [search_ setText:@""];
7719     [self searchBarButtonClicked:searchBar];
7720 }
7721
7722 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7723     [self searchBarButtonClicked:searchBar];
7724 }
7725
7726 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7727     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7728     [self reloadData];
7729 }
7730
7731 - (bool) shouldYield {
7732     return YES;
7733 }
7734
7735 - (bool) shouldBlock {
7736     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7737 }
7738
7739 - (bool) isSummarized {
7740     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7741 }
7742
7743 - (bool) showsSections {
7744     return false;
7745 }
7746
7747 - (NSMutableArray *) _reloadPackages {
7748     NSMutableArray *packages([super _reloadPackages]);
7749     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7750         [packages radixSortUsingSelector:@selector(rank)];
7751     return packages;
7752 }
7753
7754 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7755     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7756         search_ = [[[UISearchBar alloc] init] autorelease];
7757         [search_ setDelegate:self];
7758
7759         if (query != nil)
7760             [search_ setText:query];
7761     } return self;
7762 }
7763
7764 - (void) viewDidAppear:(BOOL)animated {
7765     [super viewDidAppear:animated];
7766
7767     if (!searchloaded_) {
7768         searchloaded_ = YES;
7769         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7770         [search_ layoutSubviews];
7771         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7772
7773         UITextField *textField;
7774         if ([search_ respondsToSelector:@selector(searchField)])
7775             textField = [search_ searchField];
7776         else
7777             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7778
7779         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7780         [textField setEnablesReturnKeyAutomatically:NO];
7781         [[self navigationItem] setTitleView:textField];
7782     }
7783 }
7784
7785 - (void) reloadData {
7786     id object([search_ text]);
7787     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7788         object = [object componentsSeparatedByString:@" "];
7789
7790     [self setObject:object];
7791     [self resetCursor];
7792
7793     [super reloadData];
7794 }
7795
7796 - (void) didSelectPackage:(Package *)package {
7797     [search_ resignFirstResponder];
7798     [super didSelectPackage:package];
7799 }
7800
7801 @end
7802 /* }}} */
7803 /* Package Settings Controller {{{ */
7804 @interface PackageSettingsController : CyteViewController <
7805     UITableViewDataSource,
7806     UITableViewDelegate
7807 > {
7808     _transient Database *database_;
7809     _H<NSString> name_;
7810     _H<Package> package_;
7811     _H<UITableView, 2> table_;
7812     _H<UISwitch> subscribedSwitch_;
7813     _H<UISwitch> ignoredSwitch_;
7814     _H<UITableViewCell> subscribedCell_;
7815     _H<UITableViewCell> ignoredCell_;
7816 }
7817
7818 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7819
7820 @end
7821
7822 @implementation PackageSettingsController
7823
7824 - (NSURL *) navigationURL {
7825     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7826 }
7827
7828 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7829     if (package_ == nil)
7830         return 0;
7831
7832     if ([package_ installed] == nil)
7833         return 1;
7834     else
7835         return 2;
7836 }
7837
7838 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7839     if (package_ == nil)
7840         return 0;
7841
7842     // both sections contain just one item right now.
7843     return 1;
7844 }
7845
7846 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7847     return nil;
7848 }
7849
7850 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7851     if (section == 0)
7852         return UCLocalize("SHOW_ALL_CHANGES_EX");
7853     else
7854         return UCLocalize("IGNORE_UPGRADES_EX");
7855 }
7856
7857 - (void) onSubscribed:(id)control {
7858     bool value([control isOn]);
7859     if (package_ == nil)
7860         return;
7861     if ([package_ setSubscribed:value])
7862         [delegate_ updateData];
7863 }
7864
7865 - (void) _updateIgnored {
7866     const char *package([name_ UTF8String]);
7867     bool on([ignoredSwitch_ isOn]);
7868
7869     pid_t pid(ExecFork());
7870     if (pid == 0) {
7871         FILE *dpkg(popen("dpkg --set-selections", "w"));
7872         fwrite(package, strlen(package), 1, dpkg);
7873
7874         if (on)
7875             fwrite(" hold\n", 6, 1, dpkg);
7876         else
7877             fwrite(" install\n", 9, 1, dpkg);
7878
7879         pclose(dpkg);
7880
7881         exit(0);
7882         _assert(false);
7883     }
7884
7885     ReapZombie(pid);
7886 }
7887
7888 - (void) onIgnored:(id)control {
7889     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7890     [invocation setTarget:self];
7891     [invocation setSelector:@selector(_updateIgnored)];
7892
7893     [delegate_ reloadDataWithInvocation:invocation];
7894 }
7895
7896 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7897     if (package_ == nil)
7898         return nil;
7899
7900     switch ([indexPath section]) {
7901         case 0: return subscribedCell_;
7902         case 1: return ignoredCell_;
7903
7904         _nodefault
7905     }
7906
7907     return nil;
7908 }
7909
7910 - (void) loadView {
7911     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7912     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7913     [self setView:view];
7914
7915     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7916     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7917     [(UITableView *) table_ setDataSource:self];
7918     [table_ setDelegate:self];
7919     [view addSubview:table_];
7920
7921     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7922     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7923     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7924
7925     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7926     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7927     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7928
7929     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7930     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7931     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7932     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7933
7934     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7935     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7936     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7937     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7938 }
7939
7940 - (void) viewDidLoad {
7941     [super viewDidLoad];
7942
7943     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7944 }
7945
7946 - (void) releaseSubviews {
7947     ignoredCell_ = nil;
7948     subscribedCell_ = nil;
7949     table_ = nil;
7950     ignoredSwitch_ = nil;
7951     subscribedSwitch_ = nil;
7952
7953     [super releaseSubviews];
7954 }
7955
7956 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7957     if ((self = [super init]) != nil) {
7958         database_ = database;
7959         name_ = package;
7960     } return self;
7961 }
7962
7963 - (void) reloadData {
7964     [super reloadData];
7965
7966     package_ = [database_ packageWithName:name_];
7967
7968     if (package_ != nil) {
7969         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7970         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7971     } // XXX: what now, G?
7972
7973     [table_ reloadData];
7974 }
7975
7976 @end
7977 /* }}} */
7978
7979 /* Installed Controller {{{ */
7980 @interface InstalledController : FilteredPackageListController {
7981     BOOL expert_;
7982 }
7983
7984 - (id) initWithDatabase:(Database *)database;
7985
7986 - (void) updateRoleButton;
7987 - (void) queueStatusDidChange;
7988
7989 @end
7990
7991 @implementation InstalledController
7992
7993 - (NSURL *) navigationURL {
7994     return [NSURL URLWithString:@"cydia://installed"];
7995 }
7996
7997 - (id) initWithDatabase:(Database *)database {
7998     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7999         [self updateRoleButton];
8000         [self queueStatusDidChange];
8001     } return self;
8002 }
8003
8004 #if !AlwaysReload
8005 - (void) queueButtonClicked {
8006     [delegate_ queue];
8007 }
8008 #endif
8009
8010 - (void) queueStatusDidChange {
8011 #if !AlwaysReload
8012     if (IsWildcat_) {
8013         if (Queuing_) {
8014             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8015                 initWithTitle:UCLocalize("QUEUE")
8016                 style:UIBarButtonItemStyleDone
8017                 target:self
8018                 action:@selector(queueButtonClicked)
8019             ] autorelease]];
8020         } else {
8021             [[self navigationItem] setLeftBarButtonItem:nil];
8022         }
8023     }
8024 #endif
8025 }
8026
8027 - (void) updateRoleButton {
8028     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8029         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8030             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8031             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8032             target:self
8033             action:@selector(roleButtonClicked)
8034         ] autorelease]];
8035 }
8036
8037 - (void) roleButtonClicked {
8038     [self setObject:[NSNumber numberWithBool:expert_]];
8039     [self reloadData];
8040     expert_ = !expert_;
8041
8042     [self updateRoleButton];
8043 }
8044
8045 @end
8046 /* }}} */
8047
8048 /* Source Cell {{{ */
8049 @interface SourceCell : CyteTableViewCell <
8050     CyteTableViewCellDelegate
8051 > {
8052     _H<NSURL> url_;
8053     _H<UIImage> icon_;
8054     _H<NSString> origin_;
8055     _H<NSString> label_;
8056 }
8057
8058 - (void) setSource:(Source *)source;
8059
8060 @end
8061
8062 @implementation SourceCell
8063
8064 - (void) _setImage:(NSArray *)data {
8065     if ([url_ isEqual:[data objectAtIndex:0]]) {
8066         icon_ = [data objectAtIndex:1];
8067         [content_ setNeedsDisplay];
8068     }
8069 }
8070
8071 - (void) _setSource:(NSURL *) url {
8072     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8073
8074     if (NSData *data = [NSURLConnection
8075         sendSynchronousRequest:[NSURLRequest
8076             requestWithURL:url
8077             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8078             //timeoutInterval:5
8079         ]
8080
8081         returningResponse:NULL
8082         error:NULL
8083     ])
8084         if (UIImage *image = [UIImage imageWithData:data])
8085             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8086
8087     [pool release];
8088 }
8089
8090 - (void) setSource:(Source *)source {
8091     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8092
8093     origin_ = [source name];
8094     label_ = [source rooturi];
8095
8096     [content_ setNeedsDisplay];
8097
8098     url_ = [source iconURL];
8099     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8100 }
8101
8102 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8103     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8104         UIView *content([self contentView]);
8105         CGRect bounds([content bounds]);
8106
8107         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8108         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8109         [content_ setBackgroundColor:[UIColor whiteColor]];
8110         [content addSubview:content_];
8111
8112         [content_ setDelegate:self];
8113         [content_ setOpaque:YES];
8114
8115         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8116     } return self;
8117 }
8118
8119 - (NSString *) accessibilityLabel {
8120     return label_;
8121 }
8122
8123 - (void) drawContentRect:(CGRect)rect {
8124     bool highlighted(highlighted_);
8125     float width(rect.size.width);
8126
8127     if (icon_ != nil) {
8128         CGRect rect;
8129         rect.size = [(UIImage *) icon_ size];
8130
8131         while (rect.size.width > 32 || rect.size.height > 32) {
8132             rect.size.width /= 2;
8133             rect.size.height /= 2;
8134         }
8135
8136         rect.origin.x = 25 - rect.size.width / 2;
8137         rect.origin.y = 25 - rect.size.height / 2;
8138
8139         [icon_ drawInRect:rect];
8140     }
8141
8142     if (highlighted)
8143         UISetColor(White_);
8144
8145     if (!highlighted)
8146         UISetColor(Black_);
8147     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8148
8149     if (!highlighted)
8150         UISetColor(Gray_);
8151     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8152 }
8153
8154 @end
8155 /* }}} */
8156 /* Source Controller {{{ */
8157 @interface SourceController : FilteredPackageListController {
8158     _transient Source *source_;
8159     _H<NSString> key_;
8160 }
8161
8162 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8163
8164 @end
8165
8166 @implementation SourceController
8167
8168 - (NSURL *) navigationURL {
8169     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8170 }
8171
8172 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8173     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8174         source_ = source;
8175         key_ = [source key];
8176     } return self;
8177 }
8178
8179 - (void) reloadData {
8180     source_ = [database_ sourceWithKey:key_];
8181     key_ = [source_ key];
8182     [self setObject:source_];
8183
8184     [[self navigationItem] setTitle:[source_ label]];
8185
8186     [super reloadData];
8187 }
8188
8189 @end
8190 /* }}} */
8191 /* Sources Controller {{{ */
8192 @interface SourcesController : CyteViewController <
8193     UITableViewDataSource,
8194     UITableViewDelegate
8195 > {
8196     _transient Database *database_;
8197     unsigned era_;
8198
8199     _H<UITableView, 2> list_;
8200     _H<NSMutableArray> sources_;
8201     int offset_;
8202
8203     _H<NSString> href_;
8204     _H<UIProgressHUD> hud_;
8205     _H<NSError> error_;
8206
8207     //NSURLConnection *installer_;
8208     NSURLConnection *trivial_;
8209     NSURLConnection *trivial_bz2_;
8210     NSURLConnection *trivial_gz_;
8211     //NSURLConnection *automatic_;
8212
8213     BOOL cydia_;
8214 }
8215
8216 - (id) initWithDatabase:(Database *)database;
8217 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8218
8219 @end
8220
8221 @implementation SourcesController
8222
8223 - (void) _releaseConnection:(NSURLConnection *)connection {
8224     if (connection != nil) {
8225         [connection cancel];
8226         //[connection setDelegate:nil];
8227         [connection release];
8228     }
8229 }
8230
8231 - (void) dealloc {
8232     //[self _releaseConnection:installer_];
8233     [self _releaseConnection:trivial_];
8234     [self _releaseConnection:trivial_gz_];
8235     [self _releaseConnection:trivial_bz2_];
8236     //[self _releaseConnection:automatic_];
8237
8238     [super dealloc];
8239 }
8240
8241 - (NSURL *) navigationURL {
8242     return [NSURL URLWithString:@"cydia://sources"];
8243 }
8244
8245 - (void) viewDidAppear:(BOOL)animated {
8246     [super viewDidAppear:animated];
8247     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8248 }
8249
8250 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8251     return 1;
8252 }
8253
8254 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8255     return nil;
8256 }
8257
8258 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8259     return [sources_ count];
8260 }
8261
8262 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8263 @synchronized (database_) {
8264     if ([database_ era] != era_)
8265         return nil;
8266
8267     return [sources_ objectAtIndex:[indexPath row]];
8268 } }
8269
8270 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8271     static NSString *cellIdentifier = @"SourceCell";
8272
8273     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8274     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8275     [cell setSource:[self sourceAtIndexPath:indexPath]];
8276     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8277
8278     return cell;
8279 }
8280
8281 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8282     Source *source = [self sourceAtIndexPath:indexPath];
8283
8284     SourceController *controller = [[[SourceController alloc]
8285         initWithDatabase:database_
8286         source:source
8287     ] autorelease];
8288
8289     [controller setDelegate:delegate_];
8290
8291     [[self navigationController] pushViewController:controller animated:YES];
8292 }
8293
8294 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8295     Source *source = [self sourceAtIndexPath:indexPath];
8296     return [source record] != nil;
8297 }
8298
8299 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8300     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8301         Source *source = [self sourceAtIndexPath:indexPath];
8302         [Sources_ removeObjectForKey:[source key]];
8303         [delegate_ syncData];
8304     }
8305 }
8306
8307 - (void) complete {
8308     [delegate_ addTrivialSource:href_];
8309     href_ = nil;
8310
8311     [delegate_ syncData];
8312 }
8313
8314 - (NSString *) getWarning {
8315     NSString *href(href_);
8316     NSRange colon([href rangeOfString:@"://"]);
8317     if (colon.location != NSNotFound)
8318         href = [href substringFromIndex:(colon.location + 3)];
8319     href = [href stringByAddingPercentEscapes];
8320     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8321
8322     NSURL *url([NSURL URLWithString:href]);
8323
8324     NSStringEncoding encoding;
8325     NSError *error(nil);
8326
8327     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8328         return [warning length] == 0 ? nil : warning;
8329     return nil;
8330 }
8331
8332 - (void) _endConnection:(NSURLConnection *)connection {
8333     // XXX: the memory management in this method is horribly awkward
8334
8335     NSURLConnection **field = NULL;
8336     if (connection == trivial_)
8337         field = &trivial_;
8338     else if (connection == trivial_bz2_)
8339         field = &trivial_bz2_;
8340     else if (connection == trivial_gz_)
8341         field = &trivial_gz_;
8342     _assert(field != NULL);
8343     [connection release];
8344     *field = nil;
8345
8346     if (
8347         trivial_ == nil &&
8348         trivial_bz2_ == nil &&
8349         trivial_gz_ == nil
8350     ) {
8351         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8352
8353         [delegate_ releaseNetworkActivityIndicator];
8354
8355         [delegate_ removeProgressHUD:hud_];
8356         hud_ = nil;
8357
8358         if (cydia_) {
8359             if (warning != nil) {
8360                 UIAlertView *alert = [[[UIAlertView alloc]
8361                     initWithTitle:UCLocalize("SOURCE_WARNING")
8362                     message:warning
8363                     delegate:self
8364                     cancelButtonTitle:UCLocalize("CANCEL")
8365                     otherButtonTitles:
8366                         UCLocalize("ADD_ANYWAY"),
8367                     nil
8368                 ] autorelease];
8369
8370                 [alert setContext:@"warning"];
8371                 [alert setNumberOfRows:1];
8372                 [alert show];
8373
8374                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8375                 error_ = nil;
8376                 return;
8377             }
8378
8379             [self complete];
8380         } else if (error_ != nil) {
8381             UIAlertView *alert = [[[UIAlertView alloc]
8382                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8383                 message:[error_ localizedDescription]
8384                 delegate:self
8385                 cancelButtonTitle:UCLocalize("OK")
8386                 otherButtonTitles:nil
8387             ] autorelease];
8388
8389             [alert setContext:@"urlerror"];
8390             [alert show];
8391
8392             href_ = nil;
8393         } else {
8394             UIAlertView *alert = [[[UIAlertView alloc]
8395                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8396                 message:UCLocalize("NOT_REPOSITORY_EX")
8397                 delegate:self
8398                 cancelButtonTitle:UCLocalize("OK")
8399                 otherButtonTitles:nil
8400             ] autorelease];
8401
8402             [alert setContext:@"trivial"];
8403             [alert show];
8404
8405             href_ = nil;
8406         }
8407
8408         error_ = nil;
8409     }
8410 }
8411
8412 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8413     switch ([response statusCode]) {
8414         case 200:
8415             cydia_ = YES;
8416     }
8417 }
8418
8419 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8420     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8421     error_ = error;
8422     [self _endConnection:connection];
8423 }
8424
8425 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8426     [self _endConnection:connection];
8427 }
8428
8429 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8430     NSURL *url([NSURL URLWithString:href]);
8431
8432     NSMutableURLRequest *request = [NSMutableURLRequest
8433         requestWithURL:url
8434         cachePolicy:NSURLRequestUseProtocolCachePolicy
8435         timeoutInterval:120.0
8436     ];
8437
8438     [request setHTTPMethod:method];
8439
8440     if (Machine_ != NULL)
8441         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8442
8443     if ([url isCydiaSecure]) {
8444         if (UniqueID_ != nil) {
8445             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8446             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8447         }
8448     }
8449
8450     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8451 }
8452
8453 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8454     NSString *context([alert context]);
8455
8456     if ([context isEqualToString:@"source"]) {
8457         switch (button) {
8458             case 1: {
8459                 NSString *href = [[alert textField] text];
8460
8461                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8462
8463                 if (![href hasSuffix:@"/"])
8464                     href_ = [href stringByAppendingString:@"/"];
8465                 else
8466                     href_ = href;
8467
8468                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8469                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8470                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8471                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8472
8473                 cydia_ = false;
8474
8475                 // XXX: this is stupid
8476                 hud_ = [delegate_ addProgressHUD];
8477                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8478                 [delegate_ retainNetworkActivityIndicator];
8479             } break;
8480
8481             case 0:
8482             break;
8483
8484             _nodefault
8485         }
8486
8487         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8488     } else if ([context isEqualToString:@"trivial"])
8489         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8490     else if ([context isEqualToString:@"urlerror"])
8491         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8492     else if ([context isEqualToString:@"warning"]) {
8493         switch (button) {
8494             case 1:
8495                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8496             break;
8497
8498             case 0:
8499             break;
8500
8501             _nodefault
8502         }
8503
8504         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8505     }
8506 }
8507
8508 - (void) loadView {
8509     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8510     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8511     [list_ setRowHeight:53];
8512     [(UITableView *) list_ setDataSource:self];
8513     [list_ setDelegate:self];
8514     [self setView:list_];
8515 }
8516
8517 - (void) viewDidLoad {
8518     [super viewDidLoad];
8519
8520     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8521     [self updateButtonsForEditingStatus:NO animated:NO];
8522 }
8523
8524 - (void) releaseSubviews {
8525     list_ = nil;
8526
8527     sources_ = nil;
8528
8529     [super releaseSubviews];
8530 }
8531
8532 - (id) initWithDatabase:(Database *)database {
8533     if ((self = [super init]) != nil) {
8534         database_ = database;
8535     } return self;
8536 }
8537
8538 - (void) reloadData {
8539     [super reloadData];
8540
8541 @synchronized (database_) {
8542     era_ = [database_ era];
8543
8544     pkgSourceList list;
8545     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8546         return;
8547
8548     sources_ = [NSMutableArray arrayWithCapacity:16];
8549     [sources_ addObjectsFromArray:[database_ sources]];
8550     _trace();
8551     [sources_ sortUsingSelector:@selector(compareByName:)];
8552     _trace();
8553
8554     int count([sources_ count]);
8555     offset_ = 0;
8556     for (int i = 0; i != count; i++) {
8557         if ([[sources_ objectAtIndex:i] record] == nil)
8558             break;
8559         offset_++;
8560     }
8561
8562     [list_ setEditing:NO];
8563     [self updateButtonsForEditingStatus:NO animated:NO];
8564     [list_ reloadData];
8565 } }
8566
8567 - (void) showAddSourcePrompt {
8568     UIAlertView *alert = [[[UIAlertView alloc]
8569         initWithTitle:UCLocalize("ENTER_APT_URL")
8570         message:nil
8571         delegate:self
8572         cancelButtonTitle:UCLocalize("CANCEL")
8573         otherButtonTitles:
8574             UCLocalize("ADD_SOURCE"),
8575         nil
8576     ] autorelease];
8577
8578     [alert setContext:@"source"];
8579
8580     [alert setNumberOfRows:1];
8581     [alert addTextFieldWithValue:@"http://" label:@""];
8582
8583     UITextInputTraits *traits = [[alert textField] textInputTraits];
8584     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8585     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8586     [traits setKeyboardType:UIKeyboardTypeURL];
8587     // XXX: UIReturnKeyDone
8588     [traits setReturnKeyType:UIReturnKeyNext];
8589
8590     [alert show];
8591 }
8592
8593 - (void) addButtonClicked {
8594     [self showAddSourcePrompt];
8595 }
8596
8597 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8598     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8599         initWithTitle:UCLocalize("ADD")
8600         style:UIBarButtonItemStylePlain
8601         target:self
8602         action:@selector(addButtonClicked)
8603     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8604
8605     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8606         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8607         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8608         target:self
8609         action:@selector(editButtonClicked)
8610     ] autorelease] animated:animated];
8611
8612     if (IsWildcat_ && !editing)
8613         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8614             initWithTitle:UCLocalize("SETTINGS")
8615             style:UIBarButtonItemStylePlain
8616             target:self
8617             action:@selector(settingsButtonClicked)
8618         ] autorelease]];
8619 }
8620
8621 - (void) settingsButtonClicked {
8622     [delegate_ showSettings];
8623 }
8624
8625 - (void) editButtonClicked {
8626     [list_ setEditing:![list_ isEditing] animated:YES];
8627
8628     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8629 }
8630
8631 @end
8632 /* }}} */
8633
8634 /* Settings Controller {{{ */
8635 @interface SettingsController : CyteViewController <
8636     UITableViewDataSource,
8637     UITableViewDelegate
8638 > {
8639     _transient Database *database_;
8640     // XXX: ok, "roledelegate_"?...
8641     _transient id roledelegate_;
8642     _H<UITableView, 2> table_;
8643     _H<UISegmentedControl> segment_;
8644     _H<UIView> container_;
8645 }
8646
8647 - (void) showDoneButton;
8648 - (void) resizeSegmentedControl;
8649
8650 @end
8651
8652 @implementation SettingsController
8653
8654 - (void) loadView {
8655     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
8656     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8657     [table_ setDelegate:self];
8658     [(UITableView *) table_ setDataSource:self];
8659     [self setView:table_];
8660
8661     NSArray *items = [NSArray arrayWithObjects:
8662         UCLocalize("USER"),
8663         UCLocalize("HACKER"),
8664         UCLocalize("DEVELOPER"),
8665     nil];
8666     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8667     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8668     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8669     [container_ addSubview:segment_];
8670 }
8671
8672 - (void) viewDidLoad {
8673     [super viewDidLoad];
8674
8675     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8676
8677     int index = -1;
8678     if ([Role_ isEqualToString:@"User"]) index = 0;
8679     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8680     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8681     if (index != -1) {
8682         [segment_ setSelectedSegmentIndex:index];
8683         [self showDoneButton];
8684     }
8685
8686     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8687     [self resizeSegmentedControl];
8688 }
8689
8690 - (void) releaseSubviews {
8691     table_ = nil;
8692     segment_ = nil;
8693     container_ = nil;
8694
8695     [super releaseSubviews];
8696 }
8697
8698 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8699     if ((self = [super init]) != nil) {
8700         database_ = database;
8701         roledelegate_ = delegate;
8702     } return self;
8703 }
8704
8705 - (void) resizeSegmentedControl {
8706     CGFloat width = [[self view] frame].size.width;
8707     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8708 }
8709
8710 - (void) viewWillAppear:(BOOL)animated {
8711     [super viewWillAppear:animated];
8712
8713     [self resizeSegmentedControl];
8714 }
8715
8716 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8717     [self resizeSegmentedControl];
8718 }
8719
8720 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8721     [self resizeSegmentedControl];
8722 }
8723
8724 - (void) save {
8725     NSString *role(nil);
8726
8727     switch ([segment_ selectedSegmentIndex]) {
8728         case 0: role = @"User"; break;
8729         case 1: role = @"Hacker"; break;
8730         case 2: role = @"Developer"; break;
8731
8732         _nodefault
8733     }
8734
8735     if (![role isEqualToString:Role_]) {
8736         bool rolling(Role_ == nil);
8737         Role_ = role;
8738
8739         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8740             Role_, @"Role",
8741         nil];
8742
8743         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8744         Changed_ = true;
8745
8746         if (rolling)
8747             [roledelegate_ loadData];
8748         else
8749             [roledelegate_ updateData];
8750     }
8751 }
8752
8753 - (void) segmentChanged:(UISegmentedControl *)control {
8754     [self showDoneButton];
8755 }
8756
8757 - (void) saveAndClose {
8758     [self save];
8759
8760     [[self navigationItem] setRightBarButtonItem:nil];
8761     [[self navigationController] dismissModalViewControllerAnimated:YES];
8762 }
8763
8764 - (void) doneButtonClicked {
8765     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8766     [spinner startAnimating];
8767     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8768     [[self navigationItem] setRightBarButtonItem:spinItem];
8769
8770     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8771 }
8772
8773 - (void) showDoneButton {
8774     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8775         initWithTitle:UCLocalize("DONE")
8776         style:UIBarButtonItemStyleDone
8777         target:self
8778         action:@selector(doneButtonClicked)
8779     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8780 }
8781
8782 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8783     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8784     return 6;
8785 }
8786
8787 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8788     return 0; // :(
8789 }
8790
8791 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8792     return nil; // This method is required by the protocol.
8793 }
8794
8795 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8796     if (section == 1)
8797         return UCLocalize("ROLE_EX");
8798     if (section == 4)
8799         return [NSString stringWithFormat:
8800             @"%@: %@\n%@: %@\n%@: %@",
8801             UCLocalize("USER"), UCLocalize("USER_EX"),
8802             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8803             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8804         ];
8805     else return nil;
8806 }
8807
8808 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8809     return section == 3 ? 44.0f : 0;
8810 }
8811
8812 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8813     return section == 3 ? container_ : nil;
8814 }
8815
8816 - (void) reloadData {
8817     [super reloadData];
8818
8819     [table_ reloadData];
8820 }
8821
8822 @end
8823 /* }}} */
8824 /* Stash Controller {{{ */
8825 @interface StashController : CyteViewController {
8826     _H<UIActivityIndicatorView> spinner_;
8827     _H<UILabel> status_;
8828     _H<UILabel> caption_;
8829 }
8830
8831 @end
8832
8833 @implementation StashController
8834
8835 - (void) loadView {
8836     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8837     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8838     [self setView:view];
8839
8840     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8841
8842     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8843     CGRect spinrect = [spinner_ frame];
8844     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8845     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8846     [spinner_ setFrame:spinrect];
8847     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8848     [view addSubview:spinner_];
8849     [spinner_ startAnimating];
8850
8851     CGRect captrect;
8852     captrect.size.width = [[self view] frame].size.width;
8853     captrect.size.height = 40.0f;
8854     captrect.origin.x = 0;
8855     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8856     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8857     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8858     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8859     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8860     [caption_ setTextColor:[UIColor whiteColor]];
8861     [caption_ setBackgroundColor:[UIColor clearColor]];
8862     [caption_ setShadowColor:[UIColor blackColor]];
8863     [caption_ setTextAlignment:UITextAlignmentCenter];
8864     [view addSubview:caption_];
8865
8866     CGRect statusrect;
8867     statusrect.size.width = [[self view] frame].size.width;
8868     statusrect.size.height = 30.0f;
8869     statusrect.origin.x = 0;
8870     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8871     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8872     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8873     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8874     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8875     [status_ setTextColor:[UIColor whiteColor]];
8876     [status_ setBackgroundColor:[UIColor clearColor]];
8877     [status_ setShadowColor:[UIColor blackColor]];
8878     [status_ setTextAlignment:UITextAlignmentCenter];
8879     [view addSubview:status_];
8880 }
8881
8882 - (void) releaseSubviews {
8883     spinner_ = nil;
8884     status_ = nil;
8885     caption_ = nil;
8886
8887     [super releaseSubviews];
8888 }
8889
8890 @end
8891 /* }}} */
8892
8893 @interface CYURLCache : SDURLCache {
8894 }
8895
8896 @end
8897
8898 @implementation CYURLCache
8899
8900 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8901 #if !ForRelease
8902     if (false);
8903     else if ([event isEqualToString:@"no-cache"])
8904         event = @"!!!";
8905     else if ([event isEqualToString:@"store"])
8906         event = @">>>";
8907     else if ([event isEqualToString:@"invalid"])
8908         event = @"???";
8909     else if ([event isEqualToString:@"memory"])
8910         event = @"mem";
8911     else if ([event isEqualToString:@"disk"])
8912         event = @"ssd";
8913     else if ([event isEqualToString:@"miss"])
8914         event = @"---";
8915
8916     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8917 #endif
8918 }
8919
8920 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8921     if (NSURLResponse *response = [cached response])
8922         if (NSString *mime = [response MIMEType])
8923             if ([mime isEqualToString:@"text/cache-manifest"]) {
8924                 NSURL *url([response URL]);
8925
8926 #if !ForRelease
8927                 NSLog(@"###: %@", [url absoluteString]);
8928 #endif
8929
8930                 @synchronized (HostConfig_) {
8931                     [CachedURLs_ addObject:url];
8932                 }
8933             }
8934
8935     [super storeCachedResponse:cached forRequest:request];
8936 }
8937
8938 @end
8939
8940 @interface Cydia : UIApplication <
8941     ConfirmationControllerDelegate,
8942     DatabaseDelegate,
8943     CydiaDelegate,
8944     UINavigationControllerDelegate,
8945     UITabBarControllerDelegate
8946 > {
8947     _H<UIWindow> window_;
8948     _H<CYTabBarController> tabbar_;
8949     _H<CydiaLoadingViewController> emulated_;
8950
8951     _H<NSMutableArray> essential_;
8952     _H<NSMutableArray> broken_;
8953
8954     Database *database_;
8955
8956     _H<NSURL> starturl_;
8957
8958     unsigned locked_;
8959     unsigned activity_;
8960
8961     _H<StashController> stash_;
8962
8963     bool loaded_;
8964 }
8965
8966 - (void) loadData;
8967
8968 @end
8969
8970 @implementation Cydia
8971
8972 - (void) beginUpdate {
8973     [tabbar_ beginUpdate];
8974 }
8975
8976 - (BOOL) updating {
8977     return [tabbar_ updating];
8978 }
8979
8980 - (void) _loaded {
8981     if ([broken_ count] != 0) {
8982         int count = [broken_ count];
8983
8984         UIAlertView *alert = [[[UIAlertView alloc]
8985             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8986             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8987             delegate:self
8988             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8989             otherButtonTitles:
8990                 UCLocalize("TEMPORARY_IGNORE"),
8991             nil
8992         ] autorelease];
8993
8994         [alert setContext:@"fixhalf"];
8995         [alert setNumberOfRows:2];
8996         [alert show];
8997     } else if (!Ignored_ && [essential_ count] != 0) {
8998         int count = [essential_ count];
8999
9000         UIAlertView *alert = [[[UIAlertView alloc]
9001             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9002             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9003             delegate:self
9004             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9005             otherButtonTitles:
9006                 UCLocalize("UPGRADE_ESSENTIAL"),
9007                 UCLocalize("COMPLETE_UPGRADE"),
9008             nil
9009         ] autorelease];
9010
9011         [alert setContext:@"upgrade"];
9012         [alert show];
9013     }
9014 }
9015
9016 - (void) returnToCydia {
9017     [self _loaded];
9018 }
9019
9020 - (void) _saveConfig {
9021     @synchronized (database_) {
9022         _trace();
9023         MetaFile_.Sync();
9024         _trace();
9025     }
9026
9027     if (Changed_) {
9028         NSString *error(nil);
9029
9030         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9031             _trace();
9032             NSError *error(nil);
9033             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9034                 NSLog(@"failure to save metadata data: %@", error);
9035             _trace();
9036
9037             Changed_ = false;
9038         } else {
9039             NSLog(@"failure to serialize metadata: %@", error);
9040         }
9041     }
9042
9043     CydiaWriteSources();
9044 }
9045
9046 // Navigation controller for the queuing badge.
9047 - (UINavigationController *) queueNavigationController {
9048     NSArray *controllers = [tabbar_ viewControllers];
9049     return [controllers objectAtIndex:3];
9050 }
9051
9052 - (void) unloadData {
9053     [tabbar_ unloadData];
9054 }
9055
9056 - (void) _updateData {
9057     [self _saveConfig];
9058     [self unloadData];
9059
9060     UINavigationController *navigation = [self queueNavigationController];
9061
9062     id queuedelegate = nil;
9063     if ([[navigation viewControllers] count] > 0)
9064         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9065
9066     [queuedelegate queueStatusDidChange];
9067     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9068 }
9069
9070 - (void) _refreshIfPossible:(NSDate *)update {
9071     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9072
9073     bool recently = false;
9074     if (update != nil) {
9075         NSTimeInterval interval([update timeIntervalSinceNow]);
9076         if (interval <= 0 && interval > -(15*60))
9077             recently = true;
9078     }
9079
9080     // Don't automatic refresh if:
9081     //  - We already refreshed recently.
9082     //  - We already auto-refreshed this launch.
9083     //  - Auto-refresh is disabled.
9084     if (recently || loaded_ || ManualRefresh) {
9085         // If we are cancelling, we need to make sure it knows it's already loaded.
9086         loaded_ = true;
9087
9088         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9089     } else {
9090         // We are going to load, so remember that.
9091         loaded_ = true;
9092
9093         SCNetworkReachabilityFlags flags; {
9094             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9095             SCNetworkReachabilityGetFlags(reachability, &flags);
9096             CFRelease(reachability);
9097         }
9098
9099         // XXX: this elaborate mess is what Apple is using to determine this? :(
9100         // XXX: do we care if the user has to intervene? maybe that's ok?
9101         bool reachable(
9102             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9103                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9104                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9105                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9106                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9107                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9108             )
9109         );
9110
9111         // If we can reach the server, auto-refresh!
9112         if (reachable)
9113             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9114     }
9115
9116     [pool release];
9117 }
9118
9119 - (void) refreshIfPossible {
9120     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9121 }
9122
9123 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9124 @synchronized (self) {
9125     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9126     [hud setText:UCLocalize("RELOADING_DATA")];
9127
9128     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9129
9130     size_t changes(0);
9131
9132     [essential_ removeAllObjects];
9133     [broken_ removeAllObjects];
9134
9135     NSArray *packages([database_ packages]);
9136     for (Package *package in packages) {
9137         if ([package half])
9138             [broken_ addObject:package];
9139         if ([package upgradableAndEssential:NO]) {
9140             if ([package essential])
9141                 [essential_ addObject:package];
9142             ++changes;
9143         }
9144     }
9145
9146     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9147     if (changes != 0) {
9148         _trace();
9149         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9150         [changesItem setBadgeValue:badge];
9151         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9152         [self setApplicationIconBadgeNumber:changes];
9153     } else {
9154         _trace();
9155         [changesItem setBadgeValue:nil];
9156         [changesItem setAnimatedBadge:NO];
9157         [self setApplicationIconBadgeNumber:0];
9158     }
9159
9160     [self _updateData];
9161
9162     if (hud != nil)
9163         [self removeProgressHUD:hud];
9164 } }
9165
9166 - (void) updateData {
9167     [self _updateData];
9168 }
9169
9170 - (void) update_ {
9171     [database_ update];
9172     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9173 }
9174
9175 - (void) disemulate {
9176     if (emulated_ == nil)
9177         return;
9178
9179     [window_ addSubview:[tabbar_ view]];
9180     [[emulated_ view] removeFromSuperview];
9181     emulated_ = nil;
9182     [window_ setUserInteractionEnabled:YES];
9183 }
9184
9185 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9186     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9187     if (IsWildcat_)
9188         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9189
9190     UIViewController *parent;
9191     if (emulated_ == nil)
9192         parent = tabbar_;
9193     else if (!force)
9194         parent = emulated_;
9195     else {
9196         [self disemulate];
9197         parent = tabbar_;
9198     }
9199
9200     [parent presentModalViewController:navigation animated:YES];
9201 }
9202
9203 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9204     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9205
9206     if (navigation != nil)
9207         [navigation pushViewController:progress animated:YES];
9208     else
9209         [self presentModalViewController:progress force:YES];
9210
9211     [progress invoke:invocation withTitle:title];
9212     return progress;
9213 }
9214
9215 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9216     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9217 }
9218
9219 - (void) repairWithInvocation:(NSInvocation *)invocation {
9220     _trace();
9221     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9222     _trace();
9223 }
9224
9225 - (void) repairWithSelector:(SEL)selector {
9226     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9227 }
9228
9229 - (void) reloadData {
9230     [self reloadDataWithInvocation:nil];
9231     if ([database_ progressDelegate] == nil)
9232         [self _loaded];
9233 }
9234
9235 - (void) syncData {
9236     [self _saveConfig];
9237     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9238 }
9239
9240 - (void) addSource:(NSDictionary *) source {
9241     CydiaAddSource(source);
9242 }
9243
9244 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9245     CydiaAddSource(href, distribution, sections);
9246 }
9247
9248 - (void) addTrivialSource:(NSString *)href {
9249     CydiaAddSource(href, @"./");
9250 }
9251
9252 - (void) updateValues {
9253     Changed_ = true;
9254 }
9255
9256 - (void) resolve {
9257     pkgProblemResolver *resolver = [database_ resolver];
9258
9259     resolver->InstallProtect();
9260     if (!resolver->Resolve(true))
9261         _error->Discard();
9262 }
9263
9264 - (bool) perform {
9265     // XXX: this is a really crappy way of doing this.
9266     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9267     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9268     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9269     if ([tabbar_ updating])
9270         [tabbar_ cancelUpdate];
9271
9272     if (![database_ prepare])
9273         return false;
9274
9275     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9276     [page setDelegate:self];
9277     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9278
9279     if (IsWildcat_)
9280         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9281     [tabbar_ presentModalViewController:confirm_ animated:YES];
9282
9283     return true;
9284 }
9285
9286 - (void) queue {
9287     @synchronized (self) {
9288         [self perform];
9289     }
9290 }
9291
9292 - (void) clearPackage:(Package *)package {
9293     @synchronized (self) {
9294         [package clear];
9295         [self resolve];
9296         [self perform];
9297     }
9298 }
9299
9300 - (void) installPackages:(NSArray *)packages {
9301     @synchronized (self) {
9302         for (Package *package in packages)
9303             [package install];
9304         [self resolve];
9305         [self perform];
9306     }
9307 }
9308
9309 - (void) installPackage:(Package *)package {
9310     @synchronized (self) {
9311         [package install];
9312         [self resolve];
9313         [self perform];
9314     }
9315 }
9316
9317 - (void) removePackage:(Package *)package {
9318     @synchronized (self) {
9319         [package remove];
9320         [self resolve];
9321         [self perform];
9322     }
9323 }
9324
9325 - (void) distUpgrade {
9326     @synchronized (self) {
9327         if (![database_ upgrade])
9328             return;
9329         [self perform];
9330     }
9331 }
9332
9333 - (void) perform_ {
9334     [database_ perform];
9335     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9336 }
9337
9338 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9339     Queuing_ = false;
9340     ++locked_;
9341     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9342     --locked_;
9343     [self refreshIfPossible];
9344 }
9345
9346 - (void) showSettings {
9347     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9348 }
9349
9350 - (void) retainNetworkActivityIndicator {
9351     if (activity_++ == 0)
9352         [self setNetworkActivityIndicatorVisible:YES];
9353
9354 #if TraceLogging
9355     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9356 #endif
9357 }
9358
9359 - (void) releaseNetworkActivityIndicator {
9360     if (--activity_ == 0)
9361         [self setNetworkActivityIndicatorVisible:NO];
9362
9363 #if TraceLogging
9364     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9365 #endif
9366
9367 }
9368
9369 - (void) cancelAndClear:(bool)clear {
9370     @synchronized (self) {
9371         if (clear) {
9372             [database_ clear];
9373             Queuing_ = false;
9374         } else {
9375             Queuing_ = true;
9376         }
9377
9378         [self _updateData];
9379     }
9380 }
9381
9382 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9383     NSString *context([alert context]);
9384
9385     if ([context isEqualToString:@"conffile"]) {
9386         FILE *input = [database_ input];
9387         if (button == [alert cancelButtonIndex])
9388             fprintf(input, "N\n");
9389         else if (button == [alert firstOtherButtonIndex])
9390             fprintf(input, "Y\n");
9391         fflush(input);
9392
9393         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9394     } else if ([context isEqualToString:@"fixhalf"]) {
9395         if (button == [alert cancelButtonIndex]) {
9396             @synchronized (self) {
9397                 for (Package *broken in (id) broken_) {
9398                     [broken remove];
9399
9400                     NSString *id = [broken id];
9401                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9402                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9403                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9404                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9405                 }
9406
9407                 [self resolve];
9408                 [self perform];
9409             }
9410         } else if (button == [alert firstOtherButtonIndex]) {
9411             [broken_ removeAllObjects];
9412             [self _loaded];
9413         }
9414
9415         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9416     } else if ([context isEqualToString:@"upgrade"]) {
9417         if (button == [alert firstOtherButtonIndex]) {
9418             @synchronized (self) {
9419                 for (Package *essential in (id) essential_)
9420                     [essential install];
9421
9422                 [self resolve];
9423                 [self perform];
9424             }
9425         } else if (button == [alert firstOtherButtonIndex] + 1) {
9426             [self distUpgrade];
9427         } else if (button == [alert cancelButtonIndex]) {
9428             Ignored_ = YES;
9429         }
9430
9431         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9432     }
9433 }
9434
9435 - (void) system:(NSString *)command {
9436     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9437
9438     _trace();
9439     system([command UTF8String]);
9440     _trace();
9441
9442     [pool release];
9443 }
9444
9445 - (void) applicationWillSuspend {
9446     [database_ clean];
9447     [super applicationWillSuspend];
9448 }
9449
9450 - (BOOL) isSafeToSuspend {
9451     if (locked_ != 0) {
9452 #if !ForRelease
9453         NSLog(@"isSafeToSuspend: locked_ != 0");
9454 #endif
9455         return false;
9456     }
9457
9458     // Use external process status API internally.
9459     // This is probably a really bad idea.
9460     // XXX: what is the point of this? does this solve anything at all?
9461     uint64_t status = 0;
9462     int notify_token;
9463     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9464         notify_get_state(notify_token, &status);
9465         notify_cancel(notify_token);
9466     }
9467
9468     if (status != 0) {
9469 #if !ForRelease
9470         NSLog(@"isSafeToSuspend: status != 0");
9471 #endif
9472         return false;
9473     }
9474
9475 #if !ForRelease
9476     NSLog(@"isSafeToSuspend: -> true");
9477 #endif
9478     return true;
9479 }
9480
9481 - (void) applicationSuspend:(__GSEvent *)event {
9482     if ([self isSafeToSuspend])
9483         [super applicationSuspend:event];
9484 }
9485
9486 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9487     if ([self isSafeToSuspend])
9488         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9489 }
9490
9491 - (void) _setSuspended:(BOOL)value {
9492     if ([self isSafeToSuspend])
9493         [super _setSuspended:value];
9494 }
9495
9496 - (UIProgressHUD *) addProgressHUD {
9497     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9498     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9499
9500     [window_ setUserInteractionEnabled:NO];
9501
9502     UIViewController *target(tabbar_);
9503     if (UIViewController *modal = [target modalViewController])
9504         target = modal;
9505
9506     [hud showInView:[target view]];
9507
9508     ++locked_;
9509     return hud;
9510 }
9511
9512 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9513     --locked_;
9514     [hud hide];
9515     [hud removeFromSuperview];
9516     [window_ setUserInteractionEnabled:YES];
9517 }
9518
9519 - (CyteViewController *) pageForPackage:(NSString *)name {
9520     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9521 }
9522
9523 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9524     NSString *scheme([[url scheme] lowercaseString]);
9525     if ([[url absoluteString] length] <= [scheme length] + 3)
9526         return nil;
9527     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9528     NSArray *components([path componentsSeparatedByString:@"/"]);
9529
9530     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9531         return [self pageForPackage:[components objectAtIndex:1]];
9532
9533     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9534         return nil;
9535
9536     NSString *base([components objectAtIndex:0]);
9537
9538     CyteViewController *controller = nil;
9539
9540     if ([base isEqualToString:@"url"]) {
9541         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9542         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9543         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9544     } else if (!external && [components count] == 1) {
9545         if ([base isEqualToString:@"manage"]) {
9546             controller = [[[ManageController alloc] init] autorelease];
9547         }
9548
9549         if ([base isEqualToString:@"storage"]) {
9550             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9551         }
9552
9553         if ([base isEqualToString:@"sources"]) {
9554             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9555         }
9556
9557         if ([base isEqualToString:@"home"]) {
9558             controller = [[[HomeController alloc] init] autorelease];
9559         }
9560
9561         if ([base isEqualToString:@"sections"]) {
9562             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9563         }
9564
9565         if ([base isEqualToString:@"search"]) {
9566             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9567         }
9568
9569         if ([base isEqualToString:@"changes"]) {
9570             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9571         }
9572
9573         if ([base isEqualToString:@"installed"]) {
9574             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9575         }
9576     } else if ([components count] == 2) {
9577         NSString *argument = [components objectAtIndex:1];
9578
9579         if ([base isEqualToString:@"package"]) {
9580             controller = [self pageForPackage:argument];
9581         }
9582
9583         if (!external && [base isEqualToString:@"search"]) {
9584             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9585         }
9586
9587         if (!external && [base isEqualToString:@"sections"]) {
9588             if ([argument isEqualToString:@"all"])
9589                 argument = nil;
9590             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9591         }
9592
9593         if (!external && [base isEqualToString:@"sources"]) {
9594             if ([argument isEqualToString:@"add"]) {
9595                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9596                 [(SourcesController *)controller showAddSourcePrompt];
9597             } else {
9598                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9599                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9600             }
9601         }
9602
9603         if (!external && [base isEqualToString:@"launch"]) {
9604             [self launchApplicationWithIdentifier:argument suspended:NO];
9605             return nil;
9606         }
9607     } else if (!external && [components count] == 3) {
9608         NSString *arg1 = [components objectAtIndex:1];
9609         NSString *arg2 = [components objectAtIndex:2];
9610
9611         if ([base isEqualToString:@"package"]) {
9612             if ([arg2 isEqualToString:@"settings"]) {
9613                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9614             } else if ([arg2 isEqualToString:@"files"]) {
9615                 if (Package *package = [database_ packageWithName:arg1]) {
9616                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9617                     [(FileTable *)controller setPackage:package];
9618                 }
9619             }
9620         }
9621     }
9622
9623     [controller setDelegate:self];
9624     return controller;
9625 }
9626
9627 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9628     CyteViewController *page([self pageForURL:url forExternal:external]);
9629
9630     if (page != nil)
9631         [tabbar_ setUnselectedViewController:page];
9632
9633     return page != nil;
9634 }
9635
9636 - (void) applicationOpenURL:(NSURL *)url {
9637     [super applicationOpenURL:url];
9638
9639     if (!loaded_)
9640         starturl_ = url;
9641     else
9642         [self openCydiaURL:url forExternal:YES];
9643 }
9644
9645 - (void) applicationWillResignActive:(UIApplication *)application {
9646     // Stop refreshing if you get a phone call or lock the device.
9647     if ([tabbar_ updating])
9648         [tabbar_ cancelUpdate];
9649
9650     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9651         [super applicationWillResignActive:application];
9652 }
9653
9654 - (void) saveState {
9655     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9656     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9657     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9658     Changed_ = true;
9659
9660     [self _saveConfig];
9661 }
9662
9663 - (void) applicationWillTerminate:(UIApplication *)application {
9664     [self saveState];
9665 }
9666
9667 - (void) setConfigurationData:(NSString *)data {
9668     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9669
9670     if (!conffile_r(data)) {
9671         lprintf("E:invalid conffile\n");
9672         return;
9673     }
9674
9675     NSString *ofile = conffile_r[1];
9676     //NSString *nfile = conffile_r[2];
9677
9678     UIAlertView *alert = [[[UIAlertView alloc]
9679         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9680         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9681         delegate:self
9682         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9683         otherButtonTitles:
9684             UCLocalize("ACCEPT_NEW_COPY"),
9685             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9686         nil
9687     ] autorelease];
9688
9689     [alert setContext:@"conffile"];
9690     [alert setNumberOfRows:2];
9691     [alert show];
9692 }
9693
9694 - (void) addStashController {
9695     ++locked_;
9696     stash_ = [[[StashController alloc] init] autorelease];
9697     [window_ addSubview:[stash_ view]];
9698 }
9699
9700 - (void) removeStashController {
9701     [[stash_ view] removeFromSuperview];
9702     stash_ = nil;
9703     --locked_;
9704 }
9705
9706 - (void) stash {
9707     [self setIdleTimerDisabled:YES];
9708
9709     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9710     UpdateExternalStatus(1);
9711     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9712     UpdateExternalStatus(0);
9713
9714     [self removeStashController];
9715
9716     pid_t pid(ExecFork());
9717     if (pid == 0) {
9718         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9719         perror("launchctl stop");
9720         exit(0);
9721     }
9722
9723     ReapZombie(pid);
9724 }
9725
9726 - (void) setupViewControllers {
9727     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9728
9729     NSMutableArray *items([NSMutableArray arrayWithObjects:
9730         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9731         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9732         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9733         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9734     nil]);
9735
9736     if (IsWildcat_) {
9737         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9738         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9739     } else {
9740         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9741     }
9742
9743     NSMutableArray *controllers([NSMutableArray array]);
9744     for (UITabBarItem *item in items) {
9745         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9746         [controller setTabBarItem:item];
9747         [controllers addObject:controller];
9748     }
9749     [tabbar_ setViewControllers:controllers];
9750
9751     [tabbar_ setUpdateDelegate:self];
9752 }
9753
9754 - (void) _sendMemoryWarningNotification {
9755     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9756         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9757     else
9758         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9759 }
9760
9761 - (void) _sendMemoryWarningNotifications {
9762     while (true) {
9763         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9764         sleep(2);
9765         //usleep(2000000);
9766     }
9767 }
9768
9769 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9770     NSLog(@"--");
9771     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9772 }
9773
9774 - (void) applicationDidFinishLaunching:(id)unused {
9775     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9776
9777 _trace();
9778     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9779         [self setApplicationSupportsShakeToEdit:NO];
9780
9781     @synchronized (HostConfig_) {
9782         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9783     }
9784
9785     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9786         initWithMemoryCapacity:524288
9787         diskCapacity:10485760
9788         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9789     ] autorelease]];
9790
9791     [CydiaWebViewController _initialize];
9792
9793     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9794
9795     // this would disallow http{,s} URLs from accessing this data
9796     //[WebView registerURLSchemeAsLocal:@"cydia"];
9797
9798     Font12_ = [UIFont systemFontOfSize:12];
9799     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9800     Font14_ = [UIFont systemFontOfSize:14];
9801     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9802     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9803
9804     essential_ = [NSMutableArray arrayWithCapacity:4];
9805     broken_ = [NSMutableArray arrayWithCapacity:4];
9806
9807     // XXX: I really need this thing... like, seriously... I'm sorry
9808     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9809
9810     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9811     [window_ orderFront:self];
9812     [window_ makeKey:self];
9813     [window_ setHidden:NO];
9814
9815     if (
9816         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9817         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9818         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9819         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9820         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9821         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9822         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9823         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9824         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9825         false
9826     ) {
9827         [self addStashController];
9828         // XXX: this would be much cleaner as a yieldToSelector:
9829         // that way the removeStashController could happen right here inline
9830         // we also could no longer require the useless stash_ field anymore
9831         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9832         return;
9833     }
9834
9835     database_ = [Database sharedInstance];
9836     [database_ setDelegate:self];
9837
9838     [window_ setUserInteractionEnabled:NO];
9839     [self setupViewControllers];
9840
9841     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9842     [window_ addSubview:[emulated_ view]];
9843
9844     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9845 _trace();
9846 }
9847
9848 - (NSArray *) defaultStartPages {
9849     NSMutableArray *standard = [NSMutableArray array];
9850     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9851     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9852     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9853     if (!IsWildcat_) {
9854         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9855     } else {
9856         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9857         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9858     }
9859     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9860     return standard;
9861 }
9862
9863 - (void) loadData {
9864 _trace();
9865     if (Role_ == nil) {
9866         [window_ setUserInteractionEnabled:YES];
9867         [self showSettings];
9868         return;
9869     } else {
9870         if ([emulated_ modalViewController] != nil)
9871             [emulated_ dismissModalViewControllerAnimated:YES];
9872         [window_ setUserInteractionEnabled:NO];
9873     }
9874
9875     [self reloadDataWithInvocation:nil];
9876     [self refreshIfPossible];
9877     PrintTimes();
9878
9879     [self disemulate];
9880
9881     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9882     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9883     int standardIndex = 0;
9884     NSArray *standard = [self defaultStartPages];
9885
9886     BOOL valid = YES;
9887
9888     if (saved == nil)
9889         valid = NO;
9890
9891     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9892     if (valid && closed != nil) {
9893         NSTimeInterval interval([closed timeIntervalSinceNow]);
9894         // XXX: Is 30 minutes the optimal time here?
9895         if (interval <= -(30*60))
9896             valid = NO;
9897     }
9898
9899     if (valid && [saved count] != [standard count])
9900         valid = NO;
9901
9902     if (valid) {
9903         for (unsigned int i = 0; i < [standard count]; i++) {
9904             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9905             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9906             //      but it's good enough for now.
9907             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9908                 valid = NO;
9909                 break;
9910             }
9911         }
9912     }
9913
9914     NSArray *items = nil;
9915     if (valid) {
9916         [tabbar_ setSelectedIndex:savedIndex];
9917         items = saved;
9918     } else {
9919         [tabbar_ setSelectedIndex:standardIndex];
9920         items = standard;
9921     }
9922
9923     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9924         NSArray *stack = [items objectAtIndex:tab];
9925         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9926         NSMutableArray *current = [NSMutableArray array];
9927
9928         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9929             NSString *addr = [stack objectAtIndex:nav];
9930             NSURL *url = [NSURL URLWithString:addr];
9931             CyteViewController *page = [self pageForURL:url forExternal:NO];
9932             if (page != nil)
9933                 [current addObject:page];
9934         }
9935
9936         [navigation setViewControllers:current];
9937     }
9938
9939     // (Try to) show the startup URL.
9940     if (starturl_ != nil) {
9941         [self openCydiaURL:starturl_ forExternal:NO];
9942         starturl_ = nil;
9943     }
9944 }
9945
9946 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9947     if (item != nil && IsWildcat_) {
9948         [sheet showFromBarButtonItem:item animated:YES];
9949     } else {
9950         [sheet showInView:window_];
9951     }
9952 }
9953
9954 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9955     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9956     [progress setTitle:task];
9957     [progress addProgressEvent:event];
9958 }
9959
9960 - (void) addProgressEventForTask:(NSArray *)data {
9961     CydiaProgressEvent *event([data objectAtIndex:0]);
9962     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9963     [self addProgressEvent:event forTask:task];
9964 }
9965
9966 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9967     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9968 }
9969
9970 @end
9971
9972 /*IMP alloc_;
9973 id Alloc_(id self, SEL selector) {
9974     id object = alloc_(self, selector);
9975     lprintf("[%s]A-%p\n", self->isa->name, object);
9976     return object;
9977 }*/
9978
9979 /*IMP dealloc_;
9980 id Dealloc_(id self, SEL selector) {
9981     id object = dealloc_(self, selector);
9982     lprintf("[%s]D-%p\n", self->isa->name, object);
9983     return object;
9984 }*/
9985
9986 Class $WebDefaultUIKitDelegate;
9987
9988 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9989     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9990         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9991     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9992 }
9993
9994 static NSSet *MobilizedFiles_;
9995
9996 static NSURL *MobilizeURL(NSURL *url) {
9997     NSString *path([url path]);
9998     if ([path hasPrefix:@"/var/root/"]) {
9999         NSString *file([path substringFromIndex:10]);
10000         if ([MobilizedFiles_ containsObject:file])
10001             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
10002     }
10003
10004     return url;
10005 }
10006
10007 Class $CFXPreferencesPropertyListSource;
10008 @class CFXPreferencesPropertyListSource;
10009
10010 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10011     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10012     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10013     url = MobilizeURL(url);
10014     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10015     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10016     url = old;
10017     [pool release];
10018     return value;
10019 }
10020
10021 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10022     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10023     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10024     url = MobilizeURL(url);
10025     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10026     //NSLog(@"%@ %@", [url absoluteString], value);
10027     url = old;
10028     [pool release];
10029     return value;
10030 }
10031
10032 Class $NSURLConnection;
10033
10034 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10035     NSMutableURLRequest *copy([request mutableCopy]);
10036
10037     NSURL *url([copy URL]);
10038
10039     NSString *host([url host]);
10040     NSString *scheme([[url scheme] lowercaseString]);
10041
10042     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10043
10044     @synchronized (HostConfig_) {
10045         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10046             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10047                 [copy setHTTPShouldUsePipelining:YES];
10048
10049         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10050             if ([control isEqualToString:@"max-age=0"])
10051                 if ([CachedURLs_ containsObject:url]) {
10052 #if !ForRelease
10053                     NSLog(@"~~~: %@", url);
10054 #endif
10055
10056                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10057
10058                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10059                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10060                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10061                 }
10062     }
10063
10064     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10065     } return self;
10066 }
10067
10068 int main(int argc, char *argv[]) {
10069     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10070
10071     _trace();
10072
10073     UpdateExternalStatus(0);
10074
10075     if (Class $UIDevice = objc_getClass("UIDevice")) {
10076         UIDevice *device([$UIDevice currentDevice]);
10077         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10078     } else
10079         IsWildcat_ = false;
10080
10081     UIScreen *screen([UIScreen mainScreen]);
10082     if ([screen respondsToSelector:@selector(scale)])
10083         ScreenScale_ = [screen scale];
10084     else
10085         ScreenScale_ = 1;
10086
10087     UIDevice *device([UIDevice currentDevice]);
10088     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10089         Idiom_ = @"iphone";
10090     else {
10091         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10092         if (idiom == UIUserInterfaceIdiomPhone)
10093             Idiom_ = @"iphone";
10094         else if (idiom == UIUserInterfaceIdiomPad)
10095             Idiom_ = @"ipad";
10096         else
10097             NSLog(@"unknown UIUserInterfaceIdiom!");
10098     }
10099
10100     Pcre pattern("^([0-9]+\\.[0-9]+)");
10101
10102     if (pattern([device systemVersion]))
10103         Firmware_ = pattern[1];
10104     if (pattern(Cydia_))
10105         Major_ = pattern[1];
10106
10107     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10108
10109     HostConfig_ = [[[NSObject alloc] init] autorelease];
10110     @synchronized (HostConfig_) {
10111         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10112         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10113         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10114         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10115         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10116     }
10117
10118     NSString *ui(@"ui/ios");
10119     if (Idiom_ != nil)
10120         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10121     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10122     UI_ = CydiaURL(ui);
10123
10124     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10125
10126     MobilizedFiles_ = [NSMutableSet setWithObjects:
10127         @"Library/Preferences/com.apple.Accessibility.plist",
10128         @"Library/Preferences/com.apple.preferences.sounds.plist",
10129     nil];
10130
10131     /* Library Hacks {{{ */
10132     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10133
10134     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10135
10136     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10137     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10138         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10139         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10140     }
10141
10142     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10143     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10144         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10145         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10146     }
10147
10148     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10149     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10150     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10151         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10152         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10153     }
10154
10155     $NSURLConnection = objc_getClass("NSURLConnection");
10156     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10157     if (NSURLConnection$init$ != NULL) {
10158         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10159         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10160     }
10161     /* }}} */
10162     /* Set Locale {{{ */
10163     Locale_ = CFLocaleCopyCurrent();
10164     Languages_ = [NSLocale preferredLanguages];
10165
10166     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10167     //NSLog(@"%@", [Languages_ description]);
10168
10169     const char *lang;
10170     if (Locale_ != NULL)
10171         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10172     else if (Languages_ != nil && [Languages_ count] != 0)
10173         lang = [[Languages_ objectAtIndex:0] UTF8String];
10174     else
10175         // XXX: consider just setting to C and then falling through?
10176         lang = NULL;
10177
10178     if (lang != NULL) {
10179         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10180         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10181     }
10182
10183     NSLog(@"Setting Language: %s", lang);
10184
10185     if (lang != NULL) {
10186         setenv("LANG", lang, true);
10187         std::setlocale(LC_ALL, lang);
10188     }
10189     /* }}} */
10190
10191     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10192
10193     /* Parse Arguments {{{ */
10194     bool substrate(false);
10195
10196     if (argc != 0) {
10197         char **args(argv);
10198         int arge(1);
10199
10200         for (int argi(1); argi != argc; ++argi)
10201             if (strcmp(argv[argi], "--") == 0) {
10202                 arge = argi;
10203                 argv[argi] = argv[0];
10204                 argv += argi;
10205                 argc -= argi;
10206                 break;
10207             }
10208
10209         for (int argi(1); argi != arge; ++argi)
10210             if (strcmp(args[argi], "--substrate") == 0)
10211                 substrate = true;
10212             else
10213                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10214     }
10215     /* }}} */
10216
10217     App_ = [[NSBundle mainBundle] bundlePath];
10218     Advanced_ = YES;
10219
10220     setuid(0);
10221     setgid(0);
10222
10223     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10224     alloc_ = alloc->method_imp;
10225     alloc->method_imp = (IMP) &Alloc_;*/
10226
10227     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10228     dealloc_ = dealloc->method_imp;
10229     dealloc->method_imp = (IMP) &Dealloc_;*/
10230
10231     /* System Information {{{ */
10232     size_t size;
10233
10234     int maxproc;
10235     size = sizeof(maxproc);
10236     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10237         perror("sysctlbyname(\"kern.maxproc\", ?)");
10238     else if (maxproc < 64) {
10239         maxproc = 64;
10240         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10241             perror("sysctlbyname(\"kern.maxproc\", #)");
10242     }
10243
10244     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10245     char *osversion = new char[size];
10246     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10247         perror("sysctlbyname(\"kern.osversion\", ?)");
10248     else
10249         System_ = [NSString stringWithUTF8String:osversion];
10250
10251     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10252     char *machine = new char[size];
10253     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10254         perror("sysctlbyname(\"hw.machine\", ?)");
10255     else
10256         Machine_ = machine;
10257
10258     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10259     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10260     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10261
10262     UniqueID_ = [device uniqueIdentifier];
10263
10264     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10265         Product_ = [info objectForKey:@"SafariProductVersion"];
10266         Safari_ = [info objectForKey:@"CFBundleVersion"];
10267     }
10268
10269     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10270
10271     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10272         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10273     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10274         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10275     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10276         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10277
10278     UserAgent_ = agent;
10279     /* }}} */
10280     /* Load Database {{{ */
10281     _trace();
10282     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10283     _trace();
10284     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10285
10286     if (Metadata_ == NULL)
10287         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10288     else {
10289         Settings_ = [Metadata_ objectForKey:@"Settings"];
10290
10291         Packages_ = [Metadata_ objectForKey:@"Packages"];
10292
10293         Values_ = [Metadata_ objectForKey:@"Values"];
10294         Sections_ = [Metadata_ objectForKey:@"Sections"];
10295         Sources_ = [Metadata_ objectForKey:@"Sources"];
10296
10297         Token_ = [Metadata_ objectForKey:@"Token"];
10298
10299         Version_ = [Metadata_ objectForKey:@"Version"];
10300     }
10301
10302     if (Settings_ != nil)
10303         Role_ = [Settings_ objectForKey:@"Role"];
10304
10305     if (Values_ == nil) {
10306         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10307         [Metadata_ setObject:Values_ forKey:@"Values"];
10308     }
10309
10310     if (Sections_ == nil) {
10311         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10312         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10313     }
10314
10315     if (Sources_ == nil) {
10316         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10317         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10318     }
10319
10320     if (Version_ == nil) {
10321         Version_ = [NSNumber numberWithUnsignedInt:0];
10322         [Metadata_ setObject:Version_ forKey:@"Version"];
10323     }
10324
10325     if ([Version_ unsignedIntValue] == 0) {
10326         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10327         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10328         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10329         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10330
10331         Version_ = [NSNumber numberWithUnsignedInt:1];
10332         [Metadata_ setObject:Version_ forKey:@"Version"];
10333
10334         [Metadata_ removeObjectForKey:@"LastUpdate"];
10335
10336         Changed_ = true;
10337     }
10338     /* }}} */
10339
10340     CydiaWriteSources();
10341
10342     _trace();
10343     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10344     _trace();
10345
10346     if (Packages_ != nil) {
10347         bool fail(false);
10348         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10349         _trace();
10350
10351         if (!fail) {
10352             [Metadata_ removeObjectForKey:@"Packages"];
10353             Packages_ = nil;
10354             Changed_ = true;
10355         }
10356     }
10357
10358     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10359
10360 #define MobileSubstrate_(name) \
10361     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10362         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10363         if (handle == NULL) \
10364             NSLog(@"%s", dlerror()); \
10365     }
10366
10367     MobileSubstrate_(Activator)
10368     MobileSubstrate_(libstatusbar)
10369     MobileSubstrate_(SimulatedKeyEvents)
10370     MobileSubstrate_(WinterBoard)
10371
10372     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10373         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10374
10375     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10376
10377     if (access("/User", F_OK) != 0 || version != 5) {
10378         _trace();
10379         system("/usr/libexec/cydia/firmware.sh");
10380         _trace();
10381     }
10382
10383     _assert([[NSFileManager defaultManager]
10384         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10385         withIntermediateDirectories:YES
10386         attributes:nil
10387         error:NULL
10388     ]);
10389
10390     if (access("/tmp/cydia.chk", F_OK) == 0) {
10391         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10392             _assert(errno == ENOENT);
10393         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10394             _assert(errno == ENOENT);
10395     }
10396
10397     /* APT Initialization {{{ */
10398     _assert(pkgInitConfig(*_config));
10399     _assert(pkgInitSystem(*_config, _system));
10400
10401     if (lang != NULL)
10402         _config->Set("APT::Acquire::Translation", lang);
10403
10404     // XXX: this timeout might be important :(
10405     //_config->Set("Acquire::http::Timeout", 15);
10406
10407     _config->Set("Acquire::http::MaxParallel", 3);
10408     /* }}} */
10409     /* Color Choices {{{ */
10410     space_ = CGColorSpaceCreateDeviceRGB();
10411
10412     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10413     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10414     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10415     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10416     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10417     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10418     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10419     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10420     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10421
10422     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10423     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10424     /* }}}*/
10425     /* UIKit Configuration {{{ */
10426     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10427     if ($GSFontSetUseLegacyFontMetrics != NULL)
10428         $GSFontSetUseLegacyFontMetrics(YES);
10429
10430     // XXX: I have a feeling this was important
10431     //UIKeyboardDisableAutomaticAppearance();
10432     /* }}} */
10433
10434     Colon_ = UCLocalize("COLON_DELIMITED");
10435     Elision_ = UCLocalize("ELISION");
10436     Error_ = UCLocalize("ERROR");
10437     Warning_ = UCLocalize("WARNING");
10438
10439     _trace();
10440     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10441
10442     CGColorSpaceRelease(space_);
10443     CFRelease(Locale_);
10444
10445     [pool release];
10446     return value;
10447 }