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/IndirectDelegate.h"
 130 #include "CyteKit/PerlCompatibleRegEx.hpp"
 131 #include "CyteKit/TableViewCell.h"
 132 #include "CyteKit/WebScriptObject-Cyte.h"
 133 #include "CyteKit/WebViewController.h"
 134 #include "CyteKit/WebViewTableViewCell.h"
 135 #include "CyteKit/stringWithUTF8Bytes.h"
 136
 137 #include "Cydia/MIMEAddress.h"
 138 #include "Cydia/LoadingViewController.h"
 139 #include "Cydia/ProgressEvent.h"
 140
 141 #include "SDURLCache/SDURLCache.h"
 142 /* }}} */
 143
 144 /* Profiler {{{ */
 145 struct timeval _ltv;
 146 bool _itv;
 147
 148 #define _timestamp ({ \
 149     struct timeval tv; \
 150     gettimeofday(&tv, NULL); \
 151     tv.tv_sec * 1000000 + tv.tv_usec; \
 152 })
 153
 154 typedef std::vector<class ProfileTime *> TimeList;
 155 TimeList times_;
 156
 157 class ProfileTime {
 158   private:
 159     const char *name_;
 160     uint64_t total_;
 161     uint64_t count_;
 162
 163   public:
 164     ProfileTime(const char *name) :
 165         name_(name),
 166         total_(0)
 167     {
 168         times_.push_back(this);
 169     }
 170
 171     void AddTime(uint64_t time) {
 172         total_ += time;
 173         ++count_;
 174     }
 175
 176     void Print() {
 177         if (total_ != 0)
 178             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 179         total_ = 0;
 180         count_ = 0;
 181     }
 182 };
 183
 184 class ProfileTimer {
 185   private:
 186     ProfileTime &time_;
 187     uint64_t start_;
 188
 189   public:
 190     ProfileTimer(ProfileTime &time) :
 191         time_(time),
 192         start_(_timestamp)
 193     {
 194     }
 195
 196     ~ProfileTimer() {
 197         time_.AddTime(_timestamp - start_);
 198     }
 199 };
 200
 201 void PrintTimes() {
 202     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 203         (*i)->Print();
 204     std::cerr << "========" << std::endl;
 205 }
 206
 207 #define _profile(name) { \
 208     static ProfileTime name(#name); \
 209     ProfileTimer _ ## name(name);
 210
 211 #define _end }
 212 /* }}} */
 213
 214 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 215 #define synchronized(lock) \
 216     synchronized(static_cast<NSObject *>(lock))
 217
 218 extern NSString *Cydia_;
 219
 220 #define lprintf(args...) fprintf(stderr, args)
 221
 222 #define ForRelease 1
 223 #define TraceLogging (1 && !ForRelease)
 224 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 225 #define ProfileTimes (0 && !ForRelease)
 226 #define ForSaurik (0 && !ForRelease)
 227 #define LogBrowser (0 && !ForRelease)
 228 #define TrackResize (0 && !ForRelease)
 229 #define ManualRefresh (1 && !ForRelease)
 230 #define ShowInternals (0 && !ForRelease)
 231 #define AlwaysReload (0 && !ForRelease)
 232
 233 #if !TraceLogging
 234 #undef _trace
 235 #define _trace(args...)
 236 #endif
 237
 238 #if !ProfileTimes
 239 #undef _profile
 240 #define _profile(name) {
 241 #undef _end
 242 #define _end }
 243 #define PrintTimes() do {} while (false)
 244 #endif
 245
 246 // Hash Functions/Structures {{{
 247 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 248
 249 union SplitHash {
 250     uint32_t u32;
 251     uint16_t u16[2];
 252 };
 253 // }}}
 254
 255 static bool ShowPromoted_;
 256
 257 static NSString *Colon_;
 258 NSString *Elision_;
 259 static NSString *Error_;
 260 static NSString *Warning_;
 261
 262 static bool AprilFools_;
 263
 264 static bool IsReachable(const char *name) {
 265     SCNetworkReachabilityFlags flags; {
 266         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 267         SCNetworkReachabilityGetFlags(reachability, &flags);
 268         CFRelease(reachability);
 269     }
 270
 271     // XXX: this elaborate mess is what Apple is using to determine this? :(
 272     // XXX: do we care if the user has to intervene? maybe that's ok?
 273     return
 274         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 275             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 276                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 277                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 278             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 279             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 280         )
 281     ;
 282 }
 283
 284 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 285
 286 static _finline NSString *CydiaURL(NSString *path) {
 287     char page[26];
 288     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 289     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 290     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 291     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 292     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 293     page[25] = '\0';
 294     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 295 }
 296
 297 static void ReapZombie(pid_t pid) {
 298     int status;
 299   wait:
 300     if (waitpid(pid, &status, 0) == -1)
 301         if (errno == EINTR)
 302             goto wait;
 303         else _assert(false);
 304 }
 305
 306 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 307     int notify_token;
 308     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 309         notify_set_state(notify_token, newStatus);
 310         notify_cancel(notify_token);
 311     }
 312     notify_post("com.saurik.Cydia.status");
 313 }
 314
 315 static CGFloat CYStatusBarHeight() {
 316     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 317     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 318 }
 319
 320 /* NSForcedOrderingSearch doesn't work on the iPhone */
 321 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 322 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 323 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 324
 325 /* Insertion Sort {{{ */
 326
 327 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 328     const char *ptr = (const char *)list;
 329     while (0 < count) {
 330         CFIndex half = count / 2;
 331         const char *probe = ptr + elementSize * half;
 332         CFComparisonResult cr = comparator(element, probe, context);
 333     if (0 == cr) return (probe - (const char *)list) / elementSize;
 334         ptr = (cr < 0) ? ptr : probe + elementSize;
 335         count = (cr < 0) ? half : (half + (count & 1) - 1);
 336     }
 337     return (ptr - (const char *)list) / elementSize;
 338 }
 339
 340 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 341     const char *ptr = (const char *)list;
 342     while (0 < count) {
 343         CFIndex half = count / 2;
 344         const char *probe = ptr + elementSize * half;
 345         CFComparisonResult cr = comparator(element, probe, context);
 346     if (0 == cr) return (probe - (const char *)list) / elementSize;
 347         ptr = (cr < 0) ? ptr : probe + elementSize;
 348         count = (cr < 0) ? half : (half + (count & 1) - 1);
 349     }
 350     return (ptr - (const char *)list) / elementSize;
 351 }
 352
 353 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 354     if (range.length == 0)
 355         return;
 356     const void **values(new const void *[range.length]);
 357     CFArrayGetValues(array, range, values);
 358
 359 #if HistogramInsertionSort > 0
 360     uint32_t total(0), *offsets(new uint32_t[range.length]);
 361 #endif
 362
 363     for (CFIndex index(1); index != range.length; ++index) {
 364         const void *value(values[index]);
 365         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 366         CFIndex correct(index);
 367         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 368 #if HistogramInsertionSort > 1
 369             NSLog(@"%@ < %@", value, values[correct - 1]);
 370 #endif
 371             if (--correct == 0)
 372                 break;
 373         }
 374         if (correct != index) {
 375             size_t offset(index - correct);
 376 #if HistogramInsertionSort
 377             total += offset;
 378             ++offsets[offset];
 379             if (offset > 10)
 380                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 381 #endif
 382             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 383             values[correct] = value;
 384         }
 385     }
 386
 387     CFArrayReplaceValues(array, range, values, range.length);
 388     delete [] values;
 389
 390 #if HistogramInsertionSort > 0
 391     for (CFIndex index(0); index != range.length; ++index)
 392         if (offsets[index] != 0)
 393             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 394     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 395     delete [] offsets;
 396 #endif
 397 }
 398
 399 /* }}} */
 400
 401 /* Apple Bug Fixes {{{ */
 402 @implementation UIWebDocumentView (Cydia)
 403
 404 - (void) _setScrollerOffset:(CGPoint)offset {
 405     UIScroller *scroller([self _scroller]);
 406
 407     CGSize size([scroller contentSize]);
 408     CGSize bounds([scroller bounds].size);
 409
 410     CGPoint max;
 411     max.x = size.width - bounds.width;
 412     max.y = size.height - bounds.height;
 413
 414     // wtf Apple?!
 415     if (max.x < 0)
 416         max.x = 0;
 417     if (max.y < 0)
 418         max.y = 0;
 419
 420     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 421     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 422
 423     [scroller setOffset:offset];
 424 }
 425
 426 @end
 427 /* }}} */
 428
 429 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 430     size_t length([self length] - state->state);
 431     if (length <= 0)
 432         return 0;
 433     else if (length > count)
 434         length = count;
 435     for (size_t i(0); i != length; ++i)
 436         objects[i] = [self item:state->state++];
 437     state->itemsPtr = objects;
 438     state->mutationsPtr = (unsigned long *) self;
 439     return length;
 440 }
 441
 442 /* Cydia NSString Additions {{{ */
 443 @interface NSString (Cydia)
 444 - (NSComparisonResult) compareByPath:(NSString *)other;
 445 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 446 @end
 447
 448 @implementation NSString (Cydia)
 449
 450 - (NSComparisonResult) compareByPath:(NSString *)other {
 451     NSString *prefix = [self commonPrefixWithString:other options:0];
 452     size_t length = [prefix length];
 453
 454     NSRange lrange = NSMakeRange(length, [self length] - length);
 455     NSRange rrange = NSMakeRange(length, [other length] - length);
 456
 457     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 458     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 459
 460     NSComparisonResult value;
 461
 462     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 463         value = NSOrderedSame;
 464     else if (lrange.location == NSNotFound)
 465         value = NSOrderedAscending;
 466     else if (rrange.location == NSNotFound)
 467         value = NSOrderedDescending;
 468     else
 469         value = NSOrderedSame;
 470
 471     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 472         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 473     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 474         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 475
 476     NSComparisonResult result = [lpath compare:rpath];
 477     return result == NSOrderedSame ? value : result;
 478 }
 479
 480 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 481     return [(id)CFURLCreateStringByAddingPercentEscapes(
 482         kCFAllocatorDefault,
 483         (CFStringRef) self,
 484         NULL,
 485         CFSTR(";/?:@&=+$,"),
 486         kCFStringEncodingUTF8
 487     ) autorelease];
 488 }
 489
 490 @end
 491 /* }}} */
 492
 493 /* C++ NSString Wrapper Cache {{{ */
 494 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 495     return size == 0 ? NULL :
 496         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 497         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 498 }
 499
 500 static _finline CFStringRef CYStringCreate(const char *data) {
 501     return CYStringCreate(data, strlen(data));
 502 }
 503
 504 class CYString {
 505   private:
 506     char *data_;
 507     size_t size_;
 508     CFStringRef cache_;
 509
 510     _finline void clear_() {
 511         if (cache_ != NULL) {
 512             CFRelease(cache_);
 513             cache_ = NULL;
 514         }
 515     }
 516
 517   public:
 518     _finline bool empty() const {
 519         return size_ == 0;
 520     }
 521
 522     _finline size_t size() const {
 523         return size_;
 524     }
 525
 526     _finline char *data() const {
 527         return data_;
 528     }
 529
 530     _finline void clear() {
 531         size_ = 0;
 532         clear_();
 533     }
 534
 535     _finline CYString() :
 536         data_(0),
 537         size_(0),
 538         cache_(NULL)
 539     {
 540     }
 541
 542     _finline ~CYString() {
 543         clear_();
 544     }
 545
 546     void operator =(const CYString &rhs) {
 547         data_ = rhs.data_;
 548         size_ = rhs.size_;
 549
 550         if (rhs.cache_ == nil)
 551             cache_ = NULL;
 552         else
 553             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 554     }
 555
 556     void copy(apr_pool_t *pool) {
 557         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 558         memcpy(temp, data_, size_);
 559         temp[size_] = '\0';
 560         data_ = temp;
 561     }
 562
 563     void set(apr_pool_t *pool, const char *data, size_t size) {
 564         if (size == 0)
 565             clear();
 566         else {
 567             clear_();
 568
 569             data_ = const_cast<char *>(data);
 570             size_ = size;
 571
 572             if (pool != NULL)
 573                 copy(pool);
 574         }
 575     }
 576
 577     _finline void set(apr_pool_t *pool, const char *data) {
 578         set(pool, data, data == NULL ? 0 : strlen(data));
 579     }
 580
 581     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 582         set(pool, rhs.data(), rhs.size());
 583     }
 584
 585     bool operator ==(const CYString &rhs) const {
 586         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 587     }
 588
 589     _finline operator CFStringRef() {
 590         if (cache_ == NULL)
 591             cache_ = CYStringCreate(data_, size_);
 592         return cache_;
 593     }
 594
 595     _finline operator id() {
 596         return (NSString *) static_cast<CFStringRef>(*this);
 597     }
 598
 599     _finline operator const char *() {
 600         return reinterpret_cast<const char *>(data_);
 601     }
 602 };
 603 /* }}} */
 604 /* C++ NSString Algorithm Adapters {{{ */
 605 extern "C" {
 606     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 607 }
 608
 609 struct NSStringMapHash :
 610     std::unary_function<NSString *, size_t>
 611 {
 612     _finline size_t operator ()(NSString *value) const {
 613         return CFStringHashNSString((CFStringRef) value);
 614     }
 615 };
 616
 617 struct NSStringMapLess :
 618     std::binary_function<NSString *, NSString *, bool>
 619 {
 620     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 621         return [lhs compare:rhs] == NSOrderedAscending;
 622     }
 623 };
 624
 625 struct NSStringMapEqual :
 626     std::binary_function<NSString *, NSString *, bool>
 627 {
 628     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 629         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 630         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 631         //[lhs isEqualToString:rhs];
 632     }
 633 };
 634 /* }}} */
 635
 636 /* CoreGraphics Primitives {{{ */
 637 class CYColor {
 638   private:
 639     CGColorRef color_;
 640
 641     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 642         CGFloat color[] = {red, green, blue, alpha};
 643         return CGColorCreate(space, color);
 644     }
 645
 646   public:
 647     CYColor() :
 648         color_(NULL)
 649     {
 650     }
 651
 652     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 653         color_(Create_(space, red, green, blue, alpha))
 654     {
 655         Set(space, red, green, blue, alpha);
 656     }
 657
 658     void Clear() {
 659         if (color_ != NULL)
 660             CGColorRelease(color_);
 661     }
 662
 663     ~CYColor() {
 664         Clear();
 665     }
 666
 667     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 668         Clear();
 669         color_ = Create_(space, red, green, blue, alpha);
 670     }
 671
 672     operator CGColorRef() {
 673         return color_;
 674     }
 675 };
 676 /* }}} */
 677
 678 /* Random Global Variables {{{ */
 679 static int PulseInterval_ = 500000;
 680
 681 static const NSString *UI_;
 682
 683 static int Finish_;
 684 static bool RestartSubstrate_;
 685 static NSArray *Finishes_;
 686
 687 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 688 #define NotifyConfig_ "/etc/notify.conf"
 689
 690 static bool Queuing_;
 691
 692 static CYColor Blue_;
 693 static CYColor Blueish_;
 694 static CYColor Black_;
 695 static CYColor Off_;
 696 static CYColor White_;
 697 static CYColor Gray_;
 698 static CYColor Green_;
 699 static CYColor Purple_;
 700 static CYColor Purplish_;
 701
 702 static UIColor *InstallingColor_;
 703 static UIColor *RemovingColor_;
 704
 705 static NSString *App_;
 706
 707 static BOOL Advanced_;
 708 static BOOL Ignored_;
 709
 710 static _H<UIFont> Font12_;
 711 static _H<UIFont> Font12Bold_;
 712 static _H<UIFont> Font14_;
 713 static _H<UIFont> Font18Bold_;
 714 static _H<UIFont> Font22Bold_;
 715
 716 static const char *Machine_ = NULL;
 717 static _H<NSString> System_;
 718 static NSString *SerialNumber_ = nil;
 719 static NSString *ChipID_ = nil;
 720 static NSString *BBSNum_ = nil;
 721 static _H<NSString> Token_;
 722 static NSString *UniqueID_ = nil;
 723 static _H<NSString> UserAgent_;
 724 static _H<NSString> Product_;
 725 static _H<NSString> Safari_;
 726
 727 static CFLocaleRef Locale_;
 728 static NSArray *Languages_;
 729 static CGColorSpaceRef space_;
 730
 731 static NSDictionary *SectionMap_;
 732 static NSMutableDictionary *Metadata_;
 733 static _transient NSMutableDictionary *Settings_;
 734 static _transient NSString *Role_;
 735 static _transient NSMutableDictionary *Packages_;
 736 static _transient NSMutableDictionary *Values_;
 737 static _transient NSMutableDictionary *Sections_;
 738 _H<NSMutableDictionary> Sources_;
 739 static _transient NSNumber *Version_;
 740 bool Changed_;
 741 static time_t now_;
 742
 743 bool IsWildcat_;
 744 static CGFloat ScreenScale_;
 745 static NSString *Idiom_;
 746 static _H<NSString> Firmware_;
 747 static NSString *Major_;
 748
 749 static _H<NSMutableDictionary> SessionData_;
 750 static _H<NSObject> HostConfig_;
 751 static _H<NSMutableSet> BridgedHosts_;
 752 static _H<NSMutableSet> TokenHosts_;
 753 static _H<NSMutableSet> InsecureHosts_;
 754 static _H<NSMutableSet> PipelinedHosts_;
 755 static _H<NSMutableSet> CachedURLs_;
 756
 757 static NSString *kCydiaProgressEventTypeError = @"Error";
 758 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 759 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 760 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 761 /* }}} */
 762
 763 /* Display Helpers {{{ */
 764 inline float Interpolate(float begin, float end, float fraction) {
 765     return (end - begin) * fraction + begin;
 766 }
 767
 768 static _finline const char *StripVersion_(const char *version) {
 769     const char *colon(strchr(version, ':'));
 770     return colon == NULL ? version : colon + 1;
 771 }
 772
 773 NSString *LocalizeSection(NSString *section) {
 774     static Pcre title_r("^(.*?) \\((.*)\\)$");
 775     if (title_r(section)) {
 776         NSString *parent(title_r[1]);
 777         NSString *child(title_r[2]);
 778
 779         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 780             LocalizeSection(parent),
 781             LocalizeSection(child)
 782         ];
 783     }
 784
 785     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 786 }
 787
 788 NSString *Simplify(NSString *title) {
 789     const char *data = [title UTF8String];
 790     size_t size = [title length];
 791
 792     static Pcre square_r("^\\[(.*)\\]$");
 793     if (square_r(data, size))
 794         return Simplify(square_r[1]);
 795
 796     static Pcre paren_r("^\\((.*)\\)$");
 797     if (paren_r(data, size))
 798         return Simplify(paren_r[1]);
 799
 800     static Pcre title_r("^(.*?) \\((.*)\\)$");
 801     if (title_r(data, size))
 802         return Simplify(title_r[1]);
 803
 804     return title;
 805 }
 806 /* }}} */
 807
 808 NSString *GetLastUpdate() {
 809     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 810
 811     if (update == nil)
 812         return UCLocalize("NEVER_OR_UNKNOWN");
 813
 814     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 815     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 816
 817     CFRelease(formatter);
 818
 819     return [(NSString *) formatted autorelease];
 820 }
 821
 822 bool isSectionVisible(NSString *section) {
 823     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 824     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 825     return hidden == nil || ![hidden boolValue];
 826 }
 827
 828 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 829     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 830     if (entry == MACH_PORT_NULL)
 831         return nil;
 832
 833     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 834     IOObjectRelease(entry);
 835
 836     if (value == NULL)
 837         return nil;
 838     return [(id) value autorelease];
 839 }
 840
 841 static NSString *CYHex(NSData *data, bool reverse = false) {
 842     if (data == nil)
 843         return nil;
 844
 845     size_t length([data length]);
 846     uint8_t bytes[length];
 847     [data getBytes:bytes];
 848
 849     char string[length * 2 + 1];
 850     for (size_t i(0); i != length; ++i)
 851         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 852
 853     return [NSString stringWithUTF8String:string];
 854 }
 855
 856 @class Cydia;
 857
 858 /* Delegate Prototypes {{{ */
 859 @class Package;
 860 @class Source;
 861 @class CydiaProgressEvent;
 862
 863 @protocol DatabaseDelegate
 864 - (void) repairWithSelector:(SEL)selector;
 865 - (void) setConfigurationData:(NSString *)data;
 866 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 867 @end
 868
 869 @class CYPackageController;
 870
 871 @protocol CydiaDelegate
 872 - (void) returnToCydia;
 873 - (void) saveState;
 874 - (void) retainNetworkActivityIndicator;
 875 - (void) releaseNetworkActivityIndicator;
 876 - (void) clearPackage:(Package *)package;
 877 - (void) installPackage:(Package *)package;
 878 - (void) installPackages:(NSArray *)packages;
 879 - (void) removePackage:(Package *)package;
 880 - (void) beginUpdate;
 881 - (BOOL) updating;
 882 - (void) distUpgrade;
 883 - (void) loadData;
 884 - (void) updateData;
 885 - (void) _saveConfig;
 886 - (void) syncData;
 887 - (void) addSource:(NSDictionary *)source;
 888 - (void) addTrivialSource:(NSString *)href;
 889 - (void) showSettings;
 890 - (UIProgressHUD *) addProgressHUD;
 891 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 892 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 893 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 894 @end
 895 /* }}} */
 896
 897 /* Status Delegation {{{ */
 898 class Status :
 899     public pkgAcquireStatus
 900 {
 901   private:
 902     _transient NSObject<ProgressDelegate> *delegate_;
 903     bool cancelled_;
 904
 905   public:
 906     Status() :
 907         delegate_(nil),
 908         cancelled_(false)
 909     {
 910     }
 911
 912     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 913         delegate_ = delegate;
 914     }
 915
 916     NSObject<ProgressDelegate> *getDelegate() const {
 917         return delegate_;
 918     }
 919
 920     virtual bool MediaChange(std::string media, std::string drive) {
 921         return false;
 922     }
 923
 924     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 925         Done(item);
 926     }
 927
 928     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 929         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 930         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 931         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 932     }
 933
 934     virtual void Done(pkgAcquire::ItemDesc &item) {
 935         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 936         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 937         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 938     }
 939
 940     virtual void Fail(pkgAcquire::ItemDesc &item) {
 941         if (
 942             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 943             item.Owner->Status == pkgAcquire::Item::StatDone
 944         )
 945             return;
 946
 947         std::string &error(item.Owner->ErrorText);
 948         if (error.empty())
 949             return;
 950
 951         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 952         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 953     }
 954
 955     virtual bool Pulse(pkgAcquire *Owner) {
 956         bool value = pkgAcquireStatus::Pulse(Owner);
 957
 958         double percent(
 959             double(CurrentBytes + CurrentItems) /
 960             double(TotalBytes + TotalItems)
 961         );
 962
 963         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 964             [NSNumber numberWithDouble:percent], @"Percent",
 965
 966             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 967             [NSNumber numberWithDouble:TotalBytes], @"Total",
 968             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 969         nil] waitUntilDone:YES];
 970
 971         if (value && ![delegate_ isProgressCancelled])
 972             return true;
 973         else {
 974             cancelled_ = true;
 975             return false;
 976         }
 977     }
 978
 979     _finline bool WasCancelled() const {
 980         return cancelled_;
 981     }
 982
 983     virtual void Start() {
 984         pkgAcquireStatus::Start();
 985         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 986     }
 987
 988     virtual void Stop() {
 989         pkgAcquireStatus::Stop();
 990         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 991         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 992     }
 993 };
 994 /* }}} */
 995 /* Database Interface {{{ */
 996 typedef std::map< unsigned long, _H<Source> > SourceMap;
 997
 998 @interface Database : NSObject {
 999     NSZone *zone_;
1000     apr_pool_t *pool_;
1001
1002     unsigned era_;
1003
1004     pkgCacheFile cache_;
1005     pkgDepCache::Policy *policy_;
1006     pkgRecords *records_;
1007     pkgProblemResolver *resolver_;
1008     pkgAcquire *fetcher_;
1009     FileFd *lock_;
1010     SPtr<pkgPackageManager> manager_;
1011     pkgSourceList *list_;
1012
1013     SourceMap sourceMap_;
1014     _H<NSMutableArray> sourceList_;
1015
1016     CFMutableArrayRef packages_;
1017
1018     _transient NSObject<DatabaseDelegate> *delegate_;
1019     _transient NSObject<ProgressDelegate> *progress_;
1020
1021     Status status_;
1022
1023     int cydiafd_;
1024     int statusfd_;
1025     FILE *input_;
1026
1027     std::map<const char *, _H<NSString> > sections_;
1028 }
1029
1030 + (Database *) sharedInstance;
1031 - (unsigned) era;
1032
1033 - (void) _readCydia:(NSNumber *)fd;
1034 - (void) _readStatus:(NSNumber *)fd;
1035 - (void) _readOutput:(NSNumber *)fd;
1036
1037 - (FILE *) input;
1038
1039 - (Package *) packageWithName:(NSString *)name;
1040
1041 - (pkgCacheFile &) cache;
1042 - (pkgDepCache::Policy *) policy;
1043 - (pkgRecords *) records;
1044 - (pkgProblemResolver *) resolver;
1045 - (pkgAcquire &) fetcher;
1046 - (pkgSourceList &) list;
1047 - (NSArray *) packages;
1048 - (NSArray *) sources;
1049 - (Source *) sourceWithKey:(NSString *)key;
1050 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1051
1052 - (void) configure;
1053 - (bool) prepare;
1054 - (void) perform;
1055 - (bool) upgrade;
1056 - (void) update;
1057
1058 - (void) updateWithStatus:(Status &)status;
1059
1060 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1061
1062 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1063 - (NSObject<ProgressDelegate> *) progressDelegate;
1064
1065 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1066
1067 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1068
1069 @end
1070 /* }}} */
1071 /* ProgressEvent Implementation {{{ */
1072 @implementation CydiaProgressEvent
1073
1074 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1075     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1076 }
1077
1078 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1079     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1080     [event setPackage:package];
1081     return event;
1082 }
1083
1084 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1085     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1086
1087     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1088     NSArray *fields([description componentsSeparatedByString:@" "]);
1089     [event setItem:fields];
1090
1091     if ([fields count] > 3) {
1092         [event setPackage:[fields objectAtIndex:2]];
1093         [event setVersion:[fields objectAtIndex:3]];
1094     }
1095
1096     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1097
1098     return event;
1099 }
1100
1101 + (NSArray *) _attributeKeys {
1102     return [NSArray arrayWithObjects:
1103         @"item",
1104         @"message",
1105         @"package",
1106         @"type",
1107         @"url",
1108         @"version",
1109     nil];
1110 }
1111
1112 - (NSArray *) attributeKeys {
1113     return [[self class] _attributeKeys];
1114 }
1115
1116 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1117     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1118 }
1119
1120 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1121     if ((self = [super init]) != nil) {
1122         message_ = message;
1123         type_ = type;
1124     } return self;
1125 }
1126
1127 - (NSString *) message {
1128     return message_;
1129 }
1130
1131 - (NSString *) type {
1132     return type_;
1133 }
1134
1135 - (NSArray *) item {
1136     return (id) item_ ?: [NSNull null];
1137 }
1138
1139 - (void) setItem:(NSArray *)item {
1140     item_ = item;
1141 }
1142
1143 - (NSString *) package {
1144     return (id) package_ ?: [NSNull null];
1145 }
1146
1147 - (void) setPackage:(NSString *)package {
1148     package_ = package;
1149 }
1150
1151 - (NSString *) url {
1152     return (id) url_ ?: [NSNull null];
1153 }
1154
1155 - (void) setURL:(NSString *)url {
1156     url_ = url;
1157 }
1158
1159 - (void) setVersion:(NSString *)version {
1160     version_ = version;
1161 }
1162
1163 - (NSString *) version {
1164     return (id) version_ ?: [NSNull null];
1165 }
1166
1167 - (NSString *) compound:(NSString *)value {
1168     if (value != nil) {
1169         NSString *mode(nil); {
1170             NSString *type([self type]);
1171             if ([type isEqualToString:kCydiaProgressEventTypeError])
1172                 mode = UCLocalize("ERROR");
1173             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1174                 mode = UCLocalize("WARNING");
1175         }
1176
1177         if (mode != nil)
1178             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1179     }
1180
1181     return value;
1182 }
1183
1184 - (NSString *) compoundMessage {
1185     return [self compound:[self message]];
1186 }
1187
1188 - (NSString *) compoundTitle {
1189     NSString *title;
1190
1191     if (package_ == nil)
1192         title = nil;
1193     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1194         title = [package name];
1195     else
1196         title = package_;
1197
1198     return [self compound:title];
1199 }
1200
1201 @end
1202 /* }}} */
1203
1204 // Cytore Definitions {{{
1205 struct PackageValue :
1206     Cytore::Block
1207 {
1208     Cytore::Offset<PackageValue> next_;
1209
1210     uint32_t index_ : 23;
1211     uint32_t subscribed_ : 1;
1212     uint32_t : 8;
1213
1214     int32_t first_;
1215     int32_t last_;
1216
1217     uint16_t vhash_;
1218     uint16_t nhash_;
1219
1220     char version_[8];
1221     char name_[];
1222 };
1223
1224 struct MetaValue :
1225     Cytore::Block
1226 {
1227     uint32_t active_;
1228     Cytore::Offset<PackageValue> packages_[1 << 16];
1229 };
1230
1231 static Cytore::File<MetaValue> MetaFile_;
1232 // }}}
1233 // Cytore Helper Functions {{{
1234 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1235     SplitHash nhash = { hashlittle(name, length) };
1236
1237     PackageValue *metadata;
1238
1239     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1240     offset: if (offset->IsNull()) {
1241         *offset = MetaFile_.New<PackageValue>(length + 1);
1242         metadata = &MetaFile_.Get(*offset);
1243
1244         if (metadata == NULL) {
1245             if (fail != NULL)
1246                 *fail = true;
1247
1248             metadata = new PackageValue();
1249             memset(metadata, 0, sizeof(*metadata));
1250         }
1251
1252         memcpy(metadata->name_, name, length + 1);
1253         metadata->nhash_ = nhash.u16[1];
1254     } else {
1255         metadata = &MetaFile_.Get(*offset);
1256
1257         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1258             offset = &metadata->next_;
1259             goto offset;
1260         }
1261     }
1262
1263     return metadata;
1264 }
1265
1266 static void PackageImport(const void *key, const void *value, void *context) {
1267     bool &fail(*reinterpret_cast<bool *>(context));
1268
1269     char buffer[1024];
1270     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1271         NSLog(@"failed to import package %@", key);
1272         return;
1273     }
1274
1275     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1276     NSDictionary *package((NSDictionary *) value);
1277
1278     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1279         if ([subscribed boolValue] && !metadata->subscribed_)
1280             metadata->subscribed_ = true;
1281
1282     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1283         time_t time([date timeIntervalSince1970]);
1284         if (metadata->first_ > time || metadata->first_ == 0)
1285             metadata->first_ = time;
1286     }
1287
1288     NSDate *date([package objectForKey:@"LastSeen"]);
1289     NSString *version([package objectForKey:@"LastVersion"]);
1290
1291     if (date != nil && version != nil) {
1292         time_t time([date timeIntervalSince1970]);
1293         if (metadata->last_ < time || metadata->last_ == 0)
1294             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1295                 size_t length(strlen(buffer));
1296                 uint16_t vhash(hashlittle(buffer, length));
1297
1298                 size_t capped(std::min<size_t>(8, length));
1299                 char *latest(buffer + length - capped);
1300
1301                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1302                 metadata->vhash_ = vhash;
1303
1304                 metadata->last_ = time;
1305             }
1306     }
1307 }
1308 // }}}
1309
1310 /* Source Class {{{ */
1311 @interface Source : NSObject {
1312     unsigned era_;
1313     Database *database_;
1314     metaIndex *index_;
1315
1316     CYString depiction_;
1317     CYString description_;
1318     CYString label_;
1319     CYString origin_;
1320     CYString support_;
1321
1322     CYString uri_;
1323     CYString distribution_;
1324     CYString type_;
1325     CYString base_;
1326     CYString version_;
1327
1328     _H<NSString> host_;
1329     _H<NSString> authority_;
1330
1331     CYString defaultIcon_;
1332
1333     _H<NSMutableDictionary> record_;
1334     BOOL trusted_;
1335 }
1336
1337 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1338
1339 - (NSComparisonResult) compareByName:(Source *)source;
1340
1341 - (NSString *) depictionForPackage:(NSString *)package;
1342 - (NSString *) supportForPackage:(NSString *)package;
1343
1344 - (metaIndex *) metaIndex;
1345 - (NSDictionary *) record;
1346 - (BOOL) trusted;
1347
1348 - (NSString *) rooturi;
1349 - (NSString *) distribution;
1350 - (NSString *) type;
1351
1352 - (NSString *) key;
1353 - (NSString *) host;
1354
1355 - (NSString *) name;
1356 - (NSString *) shortDescription;
1357 - (NSString *) label;
1358 - (NSString *) origin;
1359 - (NSString *) version;
1360
1361 - (NSString *) defaultIcon;
1362 - (NSURL *) iconURL;
1363
1364 @end
1365
1366 @implementation Source
1367
1368 - (void) _clear {
1369     uri_.clear();
1370     distribution_.clear();
1371     type_.clear();
1372
1373     base_.clear();
1374
1375     description_.clear();
1376     label_.clear();
1377     origin_.clear();
1378     depiction_.clear();
1379     support_.clear();
1380     version_.clear();
1381     defaultIcon_.clear();
1382
1383     record_ = nil;
1384     host_ = nil;
1385     authority_ = nil;
1386 }
1387
1388 + (NSString *) webScriptNameForSelector:(SEL)selector {
1389     if (false);
1390     else if (selector == @selector(addSection:))
1391         return @"addSection";
1392     else if (selector == @selector(getField:))
1393         return @"getField";
1394     else if (selector == @selector(removeSection:))
1395         return @"removeSection";
1396     else if (selector == @selector(remove))
1397         return @"remove";
1398     else
1399         return nil;
1400 }
1401
1402 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1403     return [self webScriptNameForSelector:selector] == nil;
1404 }
1405
1406 + (NSArray *) _attributeKeys {
1407     return [NSArray arrayWithObjects:
1408         @"baseuri",
1409         @"distribution",
1410         @"host",
1411         @"key",
1412         @"iconuri",
1413         @"label",
1414         @"name",
1415         @"origin",
1416         @"rooturi",
1417         @"sections",
1418         @"shortDescription",
1419         @"trusted",
1420         @"type",
1421         @"version",
1422     nil];
1423 }
1424
1425 - (NSArray *) attributeKeys {
1426     return [[self class] _attributeKeys];
1427 }
1428
1429 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1430     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1431 }
1432
1433 - (metaIndex *) metaIndex {
1434     return index_;
1435 }
1436
1437 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1438     [self _clear];
1439
1440     trusted_ = index->IsTrusted();
1441
1442     uri_.set(pool, index->GetURI());
1443     distribution_.set(pool, index->GetDist());
1444     type_.set(pool, index->GetType());
1445
1446     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1447     if (dindex != NULL) {
1448         base_.set(pool, dindex->MetaIndexURI(""));
1449
1450         FileFd fd;
1451         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1452             _error->Discard();
1453         else {
1454             pkgTagFile tags(&fd);
1455
1456             pkgTagSection section;
1457             tags.Step(section);
1458
1459             struct {
1460                 const char *name_;
1461                 CYString *value_;
1462             } names[] = {
1463                 {"default-icon", &defaultIcon_},
1464                 {"depiction", &depiction_},
1465                 {"description", &description_},
1466                 {"label", &label_},
1467                 {"origin", &origin_},
1468                 {"support", &support_},
1469                 {"version", &version_},
1470             };
1471
1472             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1473                 const char *start, *end;
1474
1475                 if (section.Find(names[i].name_, start, end)) {
1476                     CYString &value(*names[i].value_);
1477                     value.set(pool, start, end - start);
1478                 }
1479             }
1480         }
1481     }
1482
1483     record_ = [Sources_ objectForKey:[self key]];
1484
1485     NSURL *url([NSURL URLWithString:uri_]);
1486
1487     host_ = [url host];
1488     if (host_ != nil)
1489         host_ = [host_ lowercaseString];
1490
1491     if (host_ != nil)
1492         authority_ = host_;
1493     else
1494         authority_ = [url path];
1495 }
1496
1497 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1498     if ((self = [super init]) != nil) {
1499         era_ = [database era];
1500         database_ = database;
1501         index_ = index;
1502
1503         [self setMetaIndex:index inPool:pool];
1504     } return self;
1505 }
1506
1507 - (NSString *) getField:(NSString *)name {
1508 @synchronized (database_) {
1509     if ([database_ era] != era_ || index_ == NULL)
1510         return nil;
1511
1512     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1513     if (dindex == NULL)
1514         return nil;
1515
1516     FileFd fd;
1517     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1518          _error->Discard();
1519          return nil;
1520     }
1521
1522     pkgTagFile tags(&fd);
1523
1524     pkgTagSection section;
1525     tags.Step(section);
1526
1527     const char *start, *end;
1528     if (!section.Find([name UTF8String], start, end))
1529         return (NSString *) [NSNull null];
1530
1531     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1532 } }
1533
1534 - (NSComparisonResult) compareByName:(Source *)source {
1535     NSString *lhs = [self name];
1536     NSString *rhs = [source name];
1537
1538     if ([lhs length] != 0 && [rhs length] != 0) {
1539         unichar lhc = [lhs characterAtIndex:0];
1540         unichar rhc = [rhs characterAtIndex:0];
1541
1542         if (isalpha(lhc) && !isalpha(rhc))
1543             return NSOrderedAscending;
1544         else if (!isalpha(lhc) && isalpha(rhc))
1545             return NSOrderedDescending;
1546     }
1547
1548     return [lhs compare:rhs options:LaxCompareOptions_];
1549 }
1550
1551 - (NSString *) depictionForPackage:(NSString *)package {
1552     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1553 }
1554
1555 - (NSString *) supportForPackage:(NSString *)package {
1556     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1557 }
1558
1559 - (NSArray *) sections {
1560     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1561 }
1562
1563 - (void) _addSection:(NSString *)section {
1564     if (record_ == nil)
1565         return;
1566     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1567         if (![sections containsObject:section]) {
1568             [sections addObject:section];
1569             Changed_ = true;
1570         }
1571     } else {
1572         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1573         Changed_ = true;
1574     }
1575 }
1576
1577 - (bool) addSection:(NSString *)section {
1578     if (record_ == nil)
1579         return false;
1580
1581     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1582     return true;
1583 }
1584
1585 - (void) _removeSection:(NSString *)section {
1586     if (record_ == nil)
1587         return;
1588
1589     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1590         if ([sections containsObject:section]) {
1591             [sections removeObject:section];
1592             Changed_ = true;
1593         }
1594 }
1595
1596 - (bool) removeSection:(NSString *)section {
1597     if (record_ == nil)
1598         return false;
1599
1600     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1601     return true;
1602 }
1603
1604 - (void) _remove {
1605     [Sources_ removeObjectForKey:[self key]];
1606     Changed_ = true;
1607 }
1608
1609 - (bool) remove {
1610     bool value(record_ != nil);
1611     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1612     return value;
1613 }
1614
1615 - (NSDictionary *) record {
1616     return record_;
1617 }
1618
1619 - (BOOL) trusted {
1620     return trusted_;
1621 }
1622
1623 - (NSString *) rooturi {
1624     return uri_;
1625 }
1626
1627 - (NSString *) distribution {
1628     return distribution_;
1629 }
1630
1631 - (NSString *) type {
1632     return type_;
1633 }
1634
1635 - (NSString *) baseuri {
1636     return base_.empty() ? nil : (id) base_;
1637 }
1638
1639 - (NSString *) iconuri {
1640     if (NSString *base = [self baseuri])
1641         return [base stringByAppendingString:@"CydiaIcon.png"];
1642
1643     return nil;
1644 }
1645
1646 - (NSURL *) iconURL {
1647     if (NSString *uri = [self iconuri])
1648         return [NSURL URLWithString:uri];
1649     return nil;
1650 }
1651
1652 - (NSString *) key {
1653     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1654 }
1655
1656 - (NSString *) host {
1657     return host_;
1658 }
1659
1660 - (NSString *) name {
1661     return origin_.empty() ? (id) authority_ : origin_;
1662 }
1663
1664 - (NSString *) shortDescription {
1665     return description_;
1666 }
1667
1668 - (NSString *) label {
1669     return label_.empty() ? (id) authority_ : label_;
1670 }
1671
1672 - (NSString *) origin {
1673     return origin_;
1674 }
1675
1676 - (NSString *) version {
1677     return version_;
1678 }
1679
1680 - (NSString *) defaultIcon {
1681     return defaultIcon_;
1682 }
1683
1684 @end
1685 /* }}} */
1686 /* CydiaOperation Class {{{ */
1687 @interface CydiaOperation : NSObject {
1688     _H<NSString> operator_;
1689     _H<NSString> value_;
1690 }
1691
1692 - (NSString *) operator;
1693 - (NSString *) value;
1694
1695 @end
1696
1697 @implementation CydiaOperation
1698
1699 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1700     if ((self = [super init]) != nil) {
1701         operator_ = [NSString stringWithUTF8String:_operator];
1702         value_ = [NSString stringWithUTF8String:value];
1703     } return self;
1704 }
1705
1706 + (NSArray *) _attributeKeys {
1707     return [NSArray arrayWithObjects:
1708         @"operator",
1709         @"value",
1710     nil];
1711 }
1712
1713 - (NSArray *) attributeKeys {
1714     return [[self class] _attributeKeys];
1715 }
1716
1717 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1718     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1719 }
1720
1721 - (NSString *) operator {
1722     return operator_;
1723 }
1724
1725 - (NSString *) value {
1726     return value_;
1727 }
1728
1729 @end
1730 /* }}} */
1731 /* CydiaClause Class {{{ */
1732 @interface CydiaClause : NSObject {
1733     _H<NSString> package_;
1734     _H<CydiaOperation> version_;
1735 }
1736
1737 - (NSString *) package;
1738 - (CydiaOperation *) version;
1739
1740 @end
1741
1742 @implementation CydiaClause
1743
1744 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1745     if ((self = [super init]) != nil) {
1746         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1747
1748         if (const char *version = dep.TargetVer())
1749             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1750         else
1751             version_ = (id) [NSNull null];
1752     } return self;
1753 }
1754
1755 + (NSArray *) _attributeKeys {
1756     return [NSArray arrayWithObjects:
1757         @"package",
1758         @"version",
1759     nil];
1760 }
1761
1762 - (NSArray *) attributeKeys {
1763     return [[self class] _attributeKeys];
1764 }
1765
1766 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1767     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1768 }
1769
1770 - (NSString *) package {
1771     return package_;
1772 }
1773
1774 - (CydiaOperation *) version {
1775     return version_;
1776 }
1777
1778 @end
1779 /* }}} */
1780 /* CydiaRelation Class {{{ */
1781 @interface CydiaRelation : NSObject {
1782     _H<NSString> relationship_;
1783     _H<NSMutableArray> clauses_;
1784 }
1785
1786 - (NSString *) relationship;
1787 - (NSArray *) clauses;
1788
1789 @end
1790
1791 @implementation CydiaRelation
1792
1793 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1794     if ((self = [super init]) != nil) {
1795         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1796         clauses_ = [NSMutableArray arrayWithCapacity:8];
1797
1798         pkgCache::DepIterator start;
1799         pkgCache::DepIterator end;
1800         dep.GlobOr(start, end); // ++dep
1801
1802         _forever {
1803             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1804
1805             // yes, seriously. (wtf?)
1806             if (start == end)
1807                 break;
1808             ++start;
1809         }
1810     } return self;
1811 }
1812
1813 + (NSArray *) _attributeKeys {
1814     return [NSArray arrayWithObjects:
1815         @"clauses",
1816         @"relationship",
1817     nil];
1818 }
1819
1820 - (NSArray *) attributeKeys {
1821     return [[self class] _attributeKeys];
1822 }
1823
1824 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1825     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1826 }
1827
1828 - (NSString *) relationship {
1829     return relationship_;
1830 }
1831
1832 - (NSArray *) clauses {
1833     return clauses_;
1834 }
1835
1836 - (void) addClause:(CydiaClause *)clause {
1837     [clauses_ addObject:clause];
1838 }
1839
1840 @end
1841 /* }}} */
1842 /* Package Class {{{ */
1843 struct ParsedPackage {
1844     CYString md5sum_;
1845     CYString tagline_;
1846
1847     CYString architecture_;
1848     CYString icon_;
1849
1850     CYString depiction_;
1851     CYString homepage_;
1852
1853     CYString sponsor_;
1854     CYString author_;
1855
1856     CYString bugs_;
1857     CYString support_;
1858 };
1859
1860 @interface Package : NSObject {
1861     uint32_t era_ : 25;
1862     uint32_t role_ : 3;
1863     uint32_t essential_ : 1;
1864     uint32_t obsolete_ : 1;
1865     uint32_t ignored_ : 1;
1866     uint32_t pooled_ : 1;
1867
1868     apr_pool_t *pool_;
1869
1870     uint32_t rank_;
1871
1872     _transient Database *database_;
1873
1874     pkgCache::VerIterator version_;
1875     pkgCache::PkgIterator iterator_;
1876     pkgCache::VerFileIterator file_;
1877
1878     CYString id_;
1879     CYString name_;
1880
1881     CYString latest_;
1882     CYString installed_;
1883
1884     const char *section_;
1885     _transient NSString *section$_;
1886
1887     _H<Source> source_;
1888
1889     PackageValue *metadata_;
1890     ParsedPackage *parsed_;
1891
1892     _H<NSMutableArray> tags_;
1893 }
1894
1895 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1896 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1897
1898 - (pkgCache::PkgIterator) iterator;
1899 - (void) parse;
1900
1901 - (NSString *) section;
1902 - (NSString *) simpleSection;
1903
1904 - (NSString *) longSection;
1905 - (NSString *) shortSection;
1906
1907 - (NSString *) uri;
1908
1909 - (MIMEAddress *) maintainer;
1910 - (size_t) size;
1911 - (NSString *) longDescription;
1912 - (NSString *) shortDescription;
1913 - (unichar) index;
1914
1915 - (PackageValue *) metadata;
1916 - (time_t) seen;
1917
1918 - (bool) subscribed;
1919 - (bool) setSubscribed:(bool)subscribed;
1920
1921 - (BOOL) ignored;
1922
1923 - (NSString *) latest;
1924 - (NSString *) installed;
1925 - (BOOL) uninstalled;
1926
1927 - (BOOL) valid;
1928 - (BOOL) upgradableAndEssential:(BOOL)essential;
1929 - (BOOL) essential;
1930 - (BOOL) broken;
1931 - (BOOL) unfiltered;
1932 - (BOOL) visible;
1933
1934 - (BOOL) half;
1935 - (BOOL) halfConfigured;
1936 - (BOOL) halfInstalled;
1937 - (BOOL) hasMode;
1938 - (NSString *) mode;
1939
1940 - (NSString *) id;
1941 - (NSString *) name;
1942 - (UIImage *) icon;
1943 - (NSString *) homepage;
1944 - (NSString *) depiction;
1945 - (MIMEAddress *) author;
1946
1947 - (NSString *) support;
1948
1949 - (NSArray *) files;
1950 - (NSArray *) warnings;
1951 - (NSArray *) applications;
1952
1953 - (Source *) source;
1954
1955 - (uint32_t) rank;
1956 - (BOOL) matches:(NSArray *)query;
1957
1958 - (bool) hasSupportingRole;
1959 - (BOOL) hasTag:(NSString *)tag;
1960 - (NSString *) primaryPurpose;
1961 - (NSArray *) purposes;
1962 - (bool) isCommercial;
1963
1964 - (void) setIndex:(size_t)index;
1965
1966 - (CYString &) cyname;
1967
1968 - (uint32_t) compareBySection:(NSArray *)sections;
1969
1970 - (void) install;
1971 - (void) remove;
1972
1973 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1974 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1975 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1976 - (bool) isVisibleInSection:(NSString *)section;
1977 - (bool) isVisibleInSource:(Source *)source;
1978
1979 @end
1980
1981 uint32_t PackageChangesRadix(Package *self, void *) {
1982     union {
1983         uint32_t key;
1984
1985         struct {
1986             uint32_t timestamp : 30;
1987             uint32_t ignored : 1;
1988             uint32_t upgradable : 1;
1989         } bits;
1990     } value;
1991
1992     bool upgradable([self upgradableAndEssential:YES]);
1993     value.bits.upgradable = upgradable ? 1 : 0;
1994
1995     if (upgradable) {
1996         value.bits.timestamp = 0;
1997         value.bits.ignored = [self ignored] ? 0 : 1;
1998         value.bits.upgradable = 1;
1999     } else {
2000         value.bits.timestamp = [self seen] >> 2;
2001         value.bits.ignored = 0;
2002         value.bits.upgradable = 0;
2003     }
2004
2005     return _not(uint32_t) - value.key;
2006 }
2007
2008 uint32_t PackagePrefixRadix(Package *self, void *context) {
2009     size_t offset(reinterpret_cast<size_t>(context));
2010     CYString &name([self cyname]);
2011
2012     size_t size(name.size());
2013     if (size == 0)
2014         return 0;
2015     char *text(name.data());
2016
2017     size_t zeros;
2018     if (!isdigit(text[0]))
2019         zeros = 0;
2020     else {
2021         size_t digits(1);
2022         while (size != digits && isdigit(text[digits]))
2023             if (++digits == 4)
2024                 break;
2025         zeros = 4 - digits;
2026     }
2027
2028     uint8_t data[4];
2029
2030     if (offset == 0 && zeros != 0) {
2031         memset(data, '0', zeros);
2032         memcpy(data + zeros, text, 4 - zeros);
2033     } else {
2034         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2035         if (size <= offset - zeros)
2036             return 0;
2037
2038         text += offset - zeros;
2039         size -= offset - zeros;
2040
2041         if (size >= 4)
2042             memcpy(data, text, 4);
2043         else {
2044             memcpy(data, text, size);
2045             memset(data + size, 0, 4 - size);
2046         }
2047
2048         for (size_t i(0); i != 4; ++i)
2049             if (isalpha(data[i]))
2050                 data[i] |= 0x20;
2051     }
2052
2053     if (offset == 0)
2054         if (data[0] == '@')
2055             data[0] = 0x7f;
2056         else
2057             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2058
2059     /* XXX: ntohl may be more honest */
2060     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2061 }
2062
2063 CYString &(*PackageName)(Package *self, SEL sel);
2064
2065 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2066     _profile(PackageNameCompare)
2067         CYString &lhi(PackageName(lhs, @selector(cyname)));
2068         CYString &rhi(PackageName(rhs, @selector(cyname)));
2069         CFStringRef lhn(lhi), rhn(rhi);
2070
2071         if (lhn == NULL)
2072             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2073         else if (rhn == NULL)
2074             return NSOrderedDescending;
2075
2076         _profile(PackageNameCompare$NumbersLast)
2077             if (!lhi.empty() && !rhi.empty()) {
2078                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2079                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2080                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2081                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2082                     return lha ? NSOrderedAscending : NSOrderedDescending;
2083             }
2084         _end
2085
2086         CFIndex length = CFStringGetLength(lhn);
2087
2088         _profile(PackageNameCompare$Compare)
2089             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2090         _end
2091     _end
2092 }
2093
2094 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2095     return PackageNameCompare(*lhs, *rhs, context);
2096 }
2097
2098 struct PackageNameOrdering :
2099     std::binary_function<Package *, Package *, bool>
2100 {
2101     _finline bool operator ()(Package *lhs, Package *rhs) const {
2102         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2103     }
2104 };
2105
2106 @implementation Package
2107
2108 - (NSString *) description {
2109     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2110 }
2111
2112 - (void) dealloc {
2113     if (!pooled_)
2114         apr_pool_destroy(pool_);
2115     if (parsed_ != NULL)
2116         delete parsed_;
2117     [super dealloc];
2118 }
2119
2120 + (NSString *) webScriptNameForSelector:(SEL)selector {
2121     if (false);
2122     else if (selector == @selector(clear))
2123         return @"clear";
2124     else if (selector == @selector(getField:))
2125         return @"getField";
2126     else if (selector == @selector(hasTag:))
2127         return @"hasTag";
2128     else if (selector == @selector(install))
2129         return @"install";
2130     else if (selector == @selector(remove))
2131         return @"remove";
2132     else
2133         return nil;
2134 }
2135
2136 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2137     return [self webScriptNameForSelector:selector] == nil;
2138 }
2139
2140 + (NSArray *) _attributeKeys {
2141     return [NSArray arrayWithObjects:
2142         @"applications",
2143         @"architecture",
2144         @"author",
2145         @"depiction",
2146         @"essential",
2147         @"homepage",
2148         @"icon",
2149         @"id",
2150         @"installed",
2151         @"latest",
2152         @"longDescription",
2153         @"longSection",
2154         @"maintainer",
2155         @"md5sum",
2156         @"mode",
2157         @"name",
2158         @"purposes",
2159         @"relations",
2160         @"section",
2161         @"selection",
2162         @"shortDescription",
2163         @"shortSection",
2164         @"simpleSection",
2165         @"size",
2166         @"source",
2167         @"sponsor",
2168         @"state",
2169         @"support",
2170         @"tags",
2171         @"warnings",
2172     nil];
2173 }
2174
2175 - (NSArray *) attributeKeys {
2176     return [[self class] _attributeKeys];
2177 }
2178
2179 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2180     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2181 }
2182
2183 - (NSArray *) relations {
2184 @synchronized (database_) {
2185     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2186     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2187         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2188     return relations;
2189 } }
2190
2191 - (NSString *) architecture {
2192     [self parse];
2193 @synchronized (database_) {
2194     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2195 } }
2196
2197 - (NSString *) getField:(NSString *)name {
2198 @synchronized (database_) {
2199     if ([database_ era] != era_ || file_.end())
2200         return nil;
2201
2202     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2203
2204     const char *start, *end;
2205     if (!parser.Find([name UTF8String], start, end))
2206         return (NSString *) [NSNull null];
2207
2208     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2209 } }
2210
2211 - (void) parse {
2212     if (parsed_ != NULL)
2213         return;
2214 @synchronized (database_) {
2215     if ([database_ era] != era_ || file_.end())
2216         return;
2217
2218     ParsedPackage *parsed(new ParsedPackage);
2219     parsed_ = parsed;
2220
2221     _profile(Package$parse)
2222         pkgRecords::Parser *parser;
2223
2224         _profile(Package$parse$Lookup)
2225             parser = &[database_ records]->Lookup(file_);
2226         _end
2227
2228         CYString website;
2229
2230         _profile(Package$parse$Find)
2231             struct {
2232                 const char *name_;
2233                 CYString *value_;
2234             } names[] = {
2235                 {"architecture", &parsed->architecture_},
2236                 {"icon", &parsed->icon_},
2237                 {"depiction", &parsed->depiction_},
2238                 {"homepage", &parsed->homepage_},
2239                 {"website", &website},
2240                 {"bugs", &parsed->bugs_},
2241                 {"support", &parsed->support_},
2242                 {"sponsor", &parsed->sponsor_},
2243                 {"author", &parsed->author_},
2244                 {"md5sum", &parsed->md5sum_},
2245             };
2246
2247             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2248                 const char *start, *end;
2249
2250                 if (parser->Find(names[i].name_, start, end)) {
2251                     CYString &value(*names[i].value_);
2252                     _profile(Package$parse$Value)
2253                         value.set(pool_, start, end - start);
2254                     _end
2255                 }
2256             }
2257         _end
2258
2259         _profile(Package$parse$Tagline)
2260             const char *start, *end;
2261             if (parser->ShortDesc(start, end)) {
2262                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2263                 if (stop == NULL)
2264                     stop = end;
2265                 while (stop != start && stop[-1] == '\r')
2266                     --stop;
2267                 parsed->tagline_.set(pool_, start, stop - start);
2268             }
2269         _end
2270
2271         _profile(Package$parse$Retain)
2272             if (parsed->homepage_.empty())
2273                 parsed->homepage_ = website;
2274             if (parsed->homepage_ == parsed->depiction_)
2275                 parsed->homepage_.clear();
2276         _end
2277     _end
2278 } }
2279
2280 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2281     if ((self = [super init]) != nil) {
2282     _profile(Package$initWithVersion)
2283         if (pool == NULL)
2284             apr_pool_create(&pool_, NULL);
2285         else {
2286             pool_ = pool;
2287             pooled_ = true;
2288         }
2289
2290         database_ = database;
2291         era_ = [database era];
2292
2293         version_ = version;
2294
2295         pkgCache::PkgIterator iterator(version.ParentPkg());
2296         iterator_ = iterator;
2297
2298         _profile(Package$initWithVersion$Version)
2299             if (!version_.end())
2300                 file_ = version_.FileList();
2301             else {
2302                 pkgCache &cache([database_ cache]);
2303                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2304             }
2305         _end
2306
2307         _profile(Package$initWithVersion$Cache)
2308             name_.set(NULL, iterator.Display());
2309
2310             latest_.set(NULL, StripVersion_(version_.VerStr()));
2311
2312             pkgCache::VerIterator current(iterator.CurrentVer());
2313             if (!current.end())
2314                 installed_.set(NULL, StripVersion_(current.VerStr()));
2315         _end
2316
2317         _profile(Package$initWithVersion$Tags)
2318             pkgCache::TagIterator tag(iterator.TagList());
2319             if (!tag.end()) {
2320                 tags_ = [NSMutableArray arrayWithCapacity:8];
2321                 do {
2322                     const char *name(tag.Name());
2323                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2324
2325                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2326                         if (strcmp(name + 6, "enduser") == 0)
2327                             role_ = 1;
2328                         else if (strcmp(name + 6, "hacker") == 0)
2329                             role_ = 2;
2330                         else if (strcmp(name + 6, "developer") == 0)
2331                             role_ = 3;
2332                         else if (strcmp(name + 6, "cydia") == 0)
2333                             role_ = 7;
2334                         else
2335                             role_ = 4;
2336                     }
2337
2338                     if (strncmp(name, "cydia::", 7) == 0) {
2339                         if (strcmp(name + 7, "essential") == 0)
2340                             essential_ = true;
2341                         else if (strcmp(name + 7, "obsolete") == 0)
2342                             obsolete_ = true;
2343                     }
2344
2345                     ++tag;
2346                 } while (!tag.end());
2347             }
2348         _end
2349
2350         _profile(Package$initWithVersion$Metadata)
2351             const char *mixed(iterator.Name());
2352             size_t size(strlen(mixed));
2353             char lower[size + 1];
2354
2355             for (size_t i(0); i != size; ++i)
2356                 lower[i] = mixed[i] | 0x20;
2357             lower[size] = '\0';
2358
2359             PackageValue *metadata(PackageFind(lower, size));
2360             metadata_ = metadata;
2361
2362             id_.set(NULL, metadata->name_, size);
2363
2364             const char *latest(version_.VerStr());
2365             size_t length(strlen(latest));
2366
2367             uint16_t vhash(hashlittle(latest, length));
2368
2369             size_t capped(std::min<size_t>(8, length));
2370             latest = latest + length - capped;
2371
2372             if (metadata->first_ == 0)
2373                 metadata->first_ = now_;
2374
2375             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2376                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2377                 metadata->vhash_ = vhash;
2378                 metadata->last_ = now_;
2379             } else if (metadata->last_ == 0)
2380                 metadata->last_ = metadata->first_;
2381         _end
2382
2383         _profile(Package$initWithVersion$Section)
2384             section_ = version_.Section();
2385         _end
2386
2387         _profile(Package$initWithVersion$Flags)
2388             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2389             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2390         _end
2391     _end } return self;
2392 }
2393
2394 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2395     pkgCache::VerIterator version;
2396
2397     _profile(Package$packageWithIterator$GetCandidateVer)
2398         version = [database policy]->GetCandidateVer(iterator);
2399     _end
2400
2401     if (version.end())
2402         return nil;
2403
2404     Package *package;
2405
2406     _profile(Package$packageWithIterator$Allocate)
2407         package = [Package allocWithZone:zone];
2408     _end
2409
2410     _profile(Package$packageWithIterator$Initialize)
2411         package = [package
2412             initWithVersion:version
2413             withZone:zone
2414             inPool:pool
2415             database:database
2416         ];
2417     _end
2418
2419     _profile(Package$packageWithIterator$Autorelease)
2420         package = [package autorelease];
2421     _end
2422
2423     return package;
2424 }
2425
2426 - (pkgCache::PkgIterator) iterator {
2427     return iterator_;
2428 }
2429
2430 - (NSString *) section {
2431     if (section$_ == nil) {
2432         if (section_ == NULL)
2433             return nil;
2434
2435         _profile(Package$section$mappedSectionForPointer)
2436             section$_ = [database_ mappedSectionForPointer:section_];
2437         _end
2438     } return section$_;
2439 }
2440
2441 - (NSString *) simpleSection {
2442     if (NSString *section = [self section])
2443         return Simplify(section);
2444     else
2445         return nil;
2446 }
2447
2448 - (NSString *) longSection {
2449     return LocalizeSection([self section]);
2450 }
2451
2452 - (NSString *) shortSection {
2453     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2454 }
2455
2456 - (NSString *) uri {
2457     return nil;
2458 #if 0
2459     pkgIndexFile *index;
2460     pkgCache::PkgFileIterator file(file_.File());
2461     if (![database_ list].FindIndex(file, index))
2462         return nil;
2463     return [NSString stringWithUTF8String:iterator_->Path];
2464     //return [NSString stringWithUTF8String:file.Site()];
2465     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2466 #endif
2467 }
2468
2469 - (MIMEAddress *) maintainer {
2470 @synchronized (database_) {
2471     if ([database_ era] != era_ || file_.end())
2472         return nil;
2473
2474     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2475     const std::string &maintainer(parser->Maintainer());
2476     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2477 } }
2478
2479 - (NSString *) md5sum {
2480     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2481 }
2482
2483 - (size_t) size {
2484 @synchronized (database_) {
2485     if ([database_ era] != era_ || version_.end())
2486         return 0;
2487
2488     return version_->InstalledSize;
2489 } }
2490
2491 - (NSString *) longDescription {
2492 @synchronized (database_) {
2493     if ([database_ era] != era_ || file_.end())
2494         return nil;
2495
2496     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2497     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2498
2499     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2500     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2501     if ([lines count] < 2)
2502         return nil;
2503
2504     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2505     for (size_t i(1), e([lines count]); i != e; ++i) {
2506         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2507         [trimmed addObject:trim];
2508     }
2509
2510     return [trimmed componentsJoinedByString:@"\n"];
2511 } }
2512
2513 - (NSString *) shortDescription {
2514     if (parsed_ != NULL)
2515         return static_cast<NSString *>(parsed_->tagline_);
2516
2517 @synchronized (database_) {
2518     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2519
2520     const char *start, *end;
2521     if (!parser.ShortDesc(start, end))
2522         return nil;
2523
2524     if (end - start > 200)
2525         end = start + 200;
2526
2527     /*
2528     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2529         end = stop;
2530
2531     while (end != start && end[-1] == '\r')
2532         --end;
2533     */
2534
2535     return [(id) CYStringCreate(start, end - start) autorelease];
2536 } }
2537
2538 - (unichar) index {
2539     _profile(Package$index)
2540         CFStringRef name((CFStringRef) [self name]);
2541         if (CFStringGetLength(name) == 0)
2542             return '#';
2543         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2544         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2545             return '#';
2546         return toupper(character);
2547     _end
2548 }
2549
2550 - (PackageValue *) metadata {
2551     return metadata_;
2552 }
2553
2554 - (time_t) seen {
2555     PackageValue *metadata([self metadata]);
2556     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2557 }
2558
2559 - (bool) subscribed {
2560     return [self metadata]->subscribed_;
2561 }
2562
2563 - (bool) setSubscribed:(bool)subscribed {
2564     PackageValue *metadata([self metadata]);
2565     if (metadata->subscribed_ == subscribed)
2566         return false;
2567     metadata->subscribed_ = subscribed;
2568     return true;
2569 }
2570
2571 - (BOOL) ignored {
2572     return ignored_;
2573 }
2574
2575 - (NSString *) latest {
2576     return latest_;
2577 }
2578
2579 - (NSString *) installed {
2580     return installed_;
2581 }
2582
2583 - (BOOL) uninstalled {
2584     return installed_.empty();
2585 }
2586
2587 - (BOOL) valid {
2588     return !version_.end();
2589 }
2590
2591 - (BOOL) upgradableAndEssential:(BOOL)essential {
2592     _profile(Package$upgradableAndEssential)
2593         pkgCache::VerIterator current(iterator_.CurrentVer());
2594         if (current.end())
2595             return essential && essential_;
2596         else
2597             return !version_.end() && version_ != current;
2598     _end
2599 }
2600
2601 - (BOOL) essential {
2602     return essential_;
2603 }
2604
2605 - (BOOL) broken {
2606     return [database_ cache][iterator_].InstBroken();
2607 }
2608
2609 - (BOOL) unfiltered {
2610     _profile(Package$unfiltered$obsolete)
2611         if (_unlikely(obsolete_))
2612             return false;
2613     _end
2614
2615     _profile(Package$unfiltered$hasSupportingRole)
2616         if (_unlikely(![self hasSupportingRole]))
2617             return false;
2618     _end
2619
2620     return true;
2621 }
2622
2623 - (BOOL) visible {
2624     if (![self unfiltered])
2625         return false;
2626
2627     NSString *section;
2628
2629     _profile(Package$visible$section)
2630         section = [self section];
2631     _end
2632
2633     _profile(Package$visible$isSectionVisible)
2634         if (!isSectionVisible(section))
2635             return false;
2636     _end
2637
2638     return true;
2639 }
2640
2641 - (BOOL) half {
2642     unsigned char current(iterator_->CurrentState);
2643     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2644 }
2645
2646 - (BOOL) halfConfigured {
2647     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2648 }
2649
2650 - (BOOL) halfInstalled {
2651     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2652 }
2653
2654 - (BOOL) hasMode {
2655 @synchronized (database_) {
2656     if ([database_ era] != era_ || iterator_.end())
2657         return nil;
2658
2659     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2660     return state.Mode != pkgDepCache::ModeKeep;
2661 } }
2662
2663 - (NSString *) mode {
2664 @synchronized (database_) {
2665     if ([database_ era] != era_ || iterator_.end())
2666         return nil;
2667
2668     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2669
2670     switch (state.Mode) {
2671         case pkgDepCache::ModeDelete:
2672             if ((state.iFlags & pkgDepCache::Purge) != 0)
2673                 return @"PURGE";
2674             else
2675                 return @"REMOVE";
2676         case pkgDepCache::ModeKeep:
2677             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2678                 return @"REINSTALL";
2679             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2680                 return nil;*/
2681             else
2682                 return nil;
2683         case pkgDepCache::ModeInstall:
2684             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2685                 return @"REINSTALL";
2686             else*/ switch (state.Status) {
2687                 case -1:
2688                     return @"DOWNGRADE";
2689                 case 0:
2690                     return @"INSTALL";
2691                 case 1:
2692                     return @"UPGRADE";
2693                 case 2:
2694                     return @"NEW_INSTALL";
2695                 _nodefault
2696             }
2697         _nodefault
2698     }
2699 } }
2700
2701 - (NSString *) id {
2702     return id_;
2703 }
2704
2705 - (NSString *) name {
2706     return name_.empty() ? id_ : name_;
2707 }
2708
2709 - (UIImage *) icon {
2710     NSString *section = [self simpleSection];
2711
2712     UIImage *icon(nil);
2713     if (parsed_ != NULL)
2714         if (NSString *href = parsed_->icon_)
2715             if ([href hasPrefix:@"file:///"])
2716                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2717     if (icon == nil) if (section != nil)
2718         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2719     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2720         if ([dicon hasPrefix:@"file:///"])
2721             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2722     if (icon == nil)
2723         icon = [UIImage applicationImageNamed:@"unknown.png"];
2724     return icon;
2725 }
2726
2727 - (NSString *) homepage {
2728     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2729 }
2730
2731 - (NSString *) depiction {
2732     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2733 }
2734
2735 - (MIMEAddress *) sponsor {
2736     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2737 }
2738
2739 - (MIMEAddress *) author {
2740     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2741 }
2742
2743 - (NSString *) support {
2744     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2745 }
2746
2747 - (NSArray *) files {
2748     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2749     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2750
2751     std::ifstream fin;
2752     fin.open([path UTF8String]);
2753     if (!fin.is_open())
2754         return nil;
2755
2756     std::string line;
2757     while (std::getline(fin, line))
2758         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2759
2760     return files;
2761 }
2762
2763 - (NSString *) state {
2764 @synchronized (database_) {
2765     if ([database_ era] != era_ || file_.end())
2766         return nil;
2767
2768     switch (iterator_->CurrentState) {
2769         case pkgCache::State::NotInstalled:
2770             return @"NotInstalled";
2771         case pkgCache::State::UnPacked:
2772             return @"UnPacked";
2773         case pkgCache::State::HalfConfigured:
2774             return @"HalfConfigured";
2775         case pkgCache::State::HalfInstalled:
2776             return @"HalfInstalled";
2777         case pkgCache::State::ConfigFiles:
2778             return @"ConfigFiles";
2779         case pkgCache::State::Installed:
2780             return @"Installed";
2781         case pkgCache::State::TriggersAwaited:
2782             return @"TriggersAwaited";
2783         case pkgCache::State::TriggersPending:
2784             return @"TriggersPending";
2785     }
2786
2787     return (NSString *) [NSNull null];
2788 } }
2789
2790 - (NSString *) selection {
2791 @synchronized (database_) {
2792     if ([database_ era] != era_ || file_.end())
2793         return nil;
2794
2795     switch (iterator_->SelectedState) {
2796         case pkgCache::State::Unknown:
2797             return @"Unknown";
2798         case pkgCache::State::Install:
2799             return @"Install";
2800         case pkgCache::State::Hold:
2801             return @"Hold";
2802         case pkgCache::State::DeInstall:
2803             return @"DeInstall";
2804         case pkgCache::State::Purge:
2805             return @"Purge";
2806     }
2807
2808     return (NSString *) [NSNull null];
2809 } }
2810
2811 - (NSArray *) warnings {
2812     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2813     const char *name(iterator_.Name());
2814
2815     size_t length(strlen(name));
2816     if (length < 2) invalid:
2817         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2818     else for (size_t i(0); i != length; ++i)
2819         if (
2820             /* XXX: technically this is not allowed */
2821             (name[i] < 'A' || name[i] > 'Z') &&
2822             (name[i] < 'a' || name[i] > 'z') &&
2823             (name[i] < '0' || name[i] > '9') &&
2824             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2825         ) goto invalid;
2826
2827     if (strcmp(name, "cydia") != 0) {
2828         bool cydia = false;
2829         bool user = false;
2830         bool _private = false;
2831         bool stash = false;
2832
2833         bool repository = [[self section] isEqualToString:@"Repositories"];
2834
2835         if (NSArray *files = [self files])
2836             for (NSString *file in files)
2837                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2838                     cydia = true;
2839                 else if (!user && [file isEqualToString:@"/User"])
2840                     user = true;
2841                 else if (!_private && [file isEqualToString:@"/private"])
2842                     _private = true;
2843                 else if (!stash && [file isEqualToString:@"/var/stash"])
2844                     stash = true;
2845
2846         /* XXX: this is not sensitive enough. only some folders are valid. */
2847         if (cydia && !repository)
2848             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2849         if (user)
2850             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2851         if (_private)
2852             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2853         if (stash)
2854             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2855     }
2856
2857     return [warnings count] == 0 ? nil : warnings;
2858 }
2859
2860 - (NSArray *) applications {
2861     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2862
2863     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2864
2865     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2866     if (NSArray *files = [self files])
2867         for (NSString *file in files)
2868             if (application_r(file)) {
2869                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2870                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2871                 if ([id isEqualToString:me])
2872                     continue;
2873
2874                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2875                 if (display == nil)
2876                     display = application_r[1];
2877
2878                 NSString *bundle([file stringByDeletingLastPathComponent]);
2879                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2880                 if (icon == nil || [icon length] == 0)
2881                     icon = @"icon.png";
2882                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2883
2884                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2885                 [applications addObject:application];
2886
2887                 [application addObject:id];
2888                 [application addObject:display];
2889                 [application addObject:url];
2890             }
2891
2892     return [applications count] == 0 ? nil : applications;
2893 }
2894
2895 - (Source *) source {
2896     if (source_ == nil) {
2897         @synchronized (database_) {
2898             if ([database_ era] != era_ || file_.end())
2899                 source_ = (Source *) [NSNull null];
2900             else
2901                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2902         }
2903     }
2904
2905     return source_ == (Source *) [NSNull null] ? nil : source_;
2906 }
2907
2908 - (uint32_t) rank {
2909     return rank_;
2910 }
2911
2912 - (BOOL) matches:(NSArray *)query {
2913     if (query == nil || [query count] == 0)
2914         return NO;
2915
2916     rank_ = 0;
2917
2918     NSString *string;
2919     NSRange range;
2920     NSUInteger length;
2921
2922     string = [self name];
2923     length = [string length];
2924
2925     for (NSString *term in query) {
2926         range = [string rangeOfString:term options:MatchCompareOptions_];
2927         if (range.location != NSNotFound)
2928             rank_ -= 6 * 1000000 / length;
2929     }
2930
2931     if (rank_ == 0) {
2932         string = [self id];
2933         length = [string length];
2934
2935         for (NSString *term in query) {
2936             range = [string rangeOfString:term options:MatchCompareOptions_];
2937             if (range.location != NSNotFound)
2938                 rank_ -= 6 * 1000000 / length;
2939         }
2940     }
2941
2942     string = [self shortDescription];
2943     length = [string length];
2944     NSUInteger stop(std::min<NSUInteger>(length, 200));
2945
2946     for (NSString *term in query) {
2947         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2948         if (range.location != NSNotFound)
2949             rank_ -= 2 * 100000;
2950     }
2951
2952     return rank_ != 0;
2953 }
2954
2955 - (bool) hasSupportingRole {
2956     if (role_ == 0)
2957         return true;
2958     if (role_ == 1)
2959         return true;
2960     if ([Role_ isEqualToString:@"User"])
2961         return false;
2962     if (role_ == 2)
2963         return true;
2964     if ([Role_ isEqualToString:@"Hacker"])
2965         return false;
2966     if (role_ == 3)
2967         return true;
2968     if ([Role_ isEqualToString:@"Developer"])
2969         return false;
2970     _assert(false);
2971 }
2972
2973 - (NSArray *) tags {
2974     return tags_;
2975 }
2976
2977 - (BOOL) hasTag:(NSString *)tag {
2978     return tags_ == nil ? NO : [tags_ containsObject:tag];
2979 }
2980
2981 - (NSString *) primaryPurpose {
2982     for (NSString *tag in (NSArray *) tags_)
2983         if ([tag hasPrefix:@"purpose::"])
2984             return [tag substringFromIndex:9];
2985     return nil;
2986 }
2987
2988 - (NSArray *) purposes {
2989     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2990     for (NSString *tag in (NSArray *) tags_)
2991         if ([tag hasPrefix:@"purpose::"])
2992             [purposes addObject:[tag substringFromIndex:9]];
2993     return [purposes count] == 0 ? nil : purposes;
2994 }
2995
2996 - (bool) isCommercial {
2997     return [self hasTag:@"cydia::commercial"];
2998 }
2999
3000 - (void) setIndex:(size_t)index {
3001     if (metadata_->index_ != index)
3002         metadata_->index_ = index;
3003 }
3004
3005 - (CYString &) cyname {
3006     return name_.empty() ? id_ : name_;
3007 }
3008
3009 - (uint32_t) compareBySection:(NSArray *)sections {
3010     NSString *section([self section]);
3011     for (size_t i(0), e([sections count]); i != e; ++i) {
3012         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3013             return i;
3014     }
3015
3016     return _not(uint32_t);
3017 }
3018
3019 - (void) clear {
3020 @synchronized (database_) {
3021     pkgProblemResolver *resolver = [database_ resolver];
3022     resolver->Clear(iterator_);
3023
3024     pkgCacheFile &cache([database_ cache]);
3025     cache->SetReInstall(iterator_, false);
3026     cache->MarkKeep(iterator_, false);
3027 } }
3028
3029 - (void) install {
3030 @synchronized (database_) {
3031     pkgProblemResolver *resolver = [database_ resolver];
3032     resolver->Clear(iterator_);
3033     resolver->Protect(iterator_);
3034
3035     pkgCacheFile &cache([database_ cache]);
3036     cache->SetReInstall(iterator_, false);
3037     cache->MarkInstall(iterator_, false);
3038
3039     pkgDepCache::StateCache &state((*cache)[iterator_]);
3040     if (!state.Install())
3041         cache->SetReInstall(iterator_, true);
3042 } }
3043
3044 - (void) remove {
3045 @synchronized (database_) {
3046     pkgProblemResolver *resolver = [database_ resolver];
3047     resolver->Clear(iterator_);
3048     resolver->Remove(iterator_);
3049     resolver->Protect(iterator_);
3050
3051     pkgCacheFile &cache([database_ cache]);
3052     cache->SetReInstall(iterator_, false);
3053     cache->MarkDelete(iterator_, true);
3054 } }
3055
3056 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3057     _profile(Package$isUnfilteredAndSearchedForBy)
3058         bool value(true);
3059
3060         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3061             value &= [self unfiltered];
3062         _end
3063
3064         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3065             value &= [self matches:query];
3066         _end
3067
3068         return value;
3069     _end
3070 }
3071
3072 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3073     if ([search length] == 0)
3074         return false;
3075
3076     _profile(Package$isUnfilteredAndSelectedForBy)
3077         bool value(true);
3078
3079         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3080             value &= [self unfiltered];
3081         _end
3082
3083         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3084             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3085         _end
3086
3087         return value;
3088     _end
3089 }
3090
3091 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3092     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3093 }
3094
3095 - (bool) isVisibleInSection:(NSString *)name {
3096     NSString *section([self section]);
3097
3098     return (
3099         name == nil ||
3100         section == nil && [name length] == 0 ||
3101         [name isEqualToString:section]
3102     ) && [self visible];
3103 }
3104
3105 - (bool) isVisibleInSource:(Source *)source {
3106     return [self source] == source && [self visible];
3107 }
3108
3109 @end
3110 /* }}} */
3111 /* Section Class {{{ */
3112 @interface Section : NSObject {
3113     _H<NSString> name_;
3114     unichar index_;
3115     size_t row_;
3116     size_t count_;
3117     _H<NSString> localized_;
3118 }
3119
3120 - (NSComparisonResult) compareByLocalized:(Section *)section;
3121 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3122 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3123 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3124 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3125 - (NSString *) name;
3126 - (unichar) index;
3127
3128 - (size_t) row;
3129 - (size_t) count;
3130
3131 - (void) addToRow;
3132 - (void) addToCount;
3133
3134 - (void) setCount:(size_t)count;
3135 - (NSString *) localized;
3136
3137 @end
3138
3139 @implementation Section
3140
3141 - (NSComparisonResult) compareByLocalized:(Section *)section {
3142     NSString *lhs(localized_);
3143     NSString *rhs([section localized]);
3144
3145     /*if ([lhs length] != 0 && [rhs length] != 0) {
3146         unichar lhc = [lhs characterAtIndex:0];
3147         unichar rhc = [rhs characterAtIndex:0];
3148
3149         if (isalpha(lhc) && !isalpha(rhc))
3150             return NSOrderedAscending;
3151         else if (!isalpha(lhc) && isalpha(rhc))
3152             return NSOrderedDescending;
3153     }*/
3154
3155     return [lhs compare:rhs options:LaxCompareOptions_];
3156 }
3157
3158 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3159     if ((self = [self initWithName:name localize:NO]) != nil) {
3160         if (localized != nil)
3161             localized_ = localized;
3162     } return self;
3163 }
3164
3165 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3166     return [self initWithName:name row:0 localize:localize];
3167 }
3168
3169 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3170     if ((self = [super init]) != nil) {
3171         name_ = name;
3172         index_ = '\0';
3173         row_ = row;
3174         if (localize)
3175             localized_ = LocalizeSection(name_);
3176     } return self;
3177 }
3178
3179 /* XXX: localize the index thingees */
3180 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3181     if ((self = [super init]) != nil) {
3182         name_ = [NSString stringWithCharacters:&index length:1];
3183         index_ = index;
3184         row_ = row;
3185     } return self;
3186 }
3187
3188 - (NSString *) name {
3189     return name_;
3190 }
3191
3192 - (unichar) index {
3193     return index_;
3194 }
3195
3196 - (size_t) row {
3197     return row_;
3198 }
3199
3200 - (size_t) count {
3201     return count_;
3202 }
3203
3204 - (void) addToRow {
3205     ++row_;
3206 }
3207
3208 - (void) addToCount {
3209     ++count_;
3210 }
3211
3212 - (void) setCount:(size_t)count {
3213     count_ = count;
3214 }
3215
3216 - (NSString *) localized {
3217     return localized_;
3218 }
3219
3220 @end
3221 /* }}} */
3222
3223 class CydiaLogCleaner :
3224     public pkgArchiveCleaner
3225 {
3226   protected:
3227     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3228         unlink(File);
3229     }
3230 };
3231
3232 /* Database Implementation {{{ */
3233 @implementation Database
3234
3235 + (Database *) sharedInstance {
3236     static _H<Database> instance;
3237     if (instance == nil)
3238         instance = [[[Database alloc] init] autorelease];
3239     return instance;
3240 }
3241
3242 - (unsigned) era {
3243     return era_;
3244 }
3245
3246 - (void) releasePackages {
3247     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3248     CFArrayRemoveAllValues(packages_);
3249 }
3250
3251 - (void) dealloc {
3252     // XXX: actually implement this thing
3253     _assert(false);
3254     [self releasePackages];
3255     apr_pool_destroy(pool_);
3256     NSRecycleZone(zone_);
3257     [super dealloc];
3258 }
3259
3260 - (void) _readCydia:(NSNumber *)fd {
3261     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3262     std::istream is(&ib);
3263     std::string line;
3264
3265     static Pcre finish_r("^finish:([^:]*)$");
3266
3267     while (std::getline(is, line)) {
3268         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3269
3270         const char *data(line.c_str());
3271         size_t size = line.size();
3272         lprintf("C:%s\n", data);
3273
3274         if (finish_r(data, size)) {
3275             NSString *finish = finish_r[1];
3276             int index = [Finishes_ indexOfObject:finish];
3277             if (index != INT_MAX && index > Finish_)
3278                 Finish_ = index;
3279         }
3280
3281         [pool release];
3282     }
3283
3284     _assume(false);
3285 }
3286
3287 - (void) _readStatus:(NSNumber *)fd {
3288     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3289     std::istream is(&ib);
3290     std::string line;
3291
3292     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3293     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3294
3295     while (std::getline(is, line)) {
3296         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3297
3298         const char *data(line.c_str());
3299         size_t size(line.size());
3300         lprintf("S:%s\n", data);
3301
3302         if (conffile_r(data, size)) {
3303             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3304             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3305         } else if (strncmp(data, "status: ", 8) == 0) {
3306             // status: <package>: {unpacked,half-configured,installed}
3307             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3308             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3309         } else if (strncmp(data, "processing: ", 12) == 0) {
3310             // processing: configure: config-test
3311             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3312             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3313         } else if (pmstatus_r(data, size)) {
3314             std::string type([pmstatus_r[1] UTF8String]);
3315
3316             NSString *package = pmstatus_r[2];
3317             if ([package isEqualToString:@"dpkg-exec"])
3318                 package = nil;
3319
3320             float percent([pmstatus_r[3] floatValue]);
3321             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3322
3323             NSString *string = pmstatus_r[4];
3324
3325             if (type == "pmerror") {
3326                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3327                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3328             } else if (type == "pmstatus") {
3329                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3330                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3331             } else if (type == "pmconffile")
3332                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3333             else
3334                 lprintf("E:unknown pmstatus\n");
3335         } else
3336             lprintf("E:unknown status\n");
3337
3338         [pool release];
3339     }
3340
3341     _assume(false);
3342 }
3343
3344 - (void) _readOutput:(NSNumber *)fd {
3345     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3346     std::istream is(&ib);
3347     std::string line;
3348
3349     while (std::getline(is, line)) {
3350         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3351
3352         lprintf("O:%s\n", line.c_str());
3353
3354         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3355         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3356
3357         [pool release];
3358     }
3359
3360     _assume(false);
3361 }
3362
3363 - (FILE *) input {
3364     return input_;
3365 }
3366
3367 - (Package *) packageWithName:(NSString *)name {
3368     if (name == nil)
3369         return nil;
3370 @synchronized (self) {
3371     if (static_cast<pkgDepCache *>(cache_) == NULL)
3372         return nil;
3373     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3374     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3375 } }
3376
3377 - (id) init {
3378     if ((self = [super init]) != nil) {
3379         policy_ = NULL;
3380         records_ = NULL;
3381         resolver_ = NULL;
3382         fetcher_ = NULL;
3383         lock_ = NULL;
3384
3385         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3386         apr_pool_create(&pool_, NULL);
3387
3388         size_t capacity(MetaFile_->active_);
3389         if (capacity == 0)
3390             capacity = 16384;
3391         else
3392             capacity += 1024;
3393
3394         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3395         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3396
3397         int fds[2];
3398
3399         _assert(pipe(fds) != -1);
3400         cydiafd_ = fds[1];
3401
3402         _config->Set("APT::Keep-Fds::", cydiafd_);
3403         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3404
3405         [NSThread
3406             detachNewThreadSelector:@selector(_readCydia:)
3407             toTarget:self
3408             withObject:[NSNumber numberWithInt:fds[0]]
3409         ];
3410
3411         _assert(pipe(fds) != -1);
3412         statusfd_ = fds[1];
3413
3414         [NSThread
3415             detachNewThreadSelector:@selector(_readStatus:)
3416             toTarget:self
3417             withObject:[NSNumber numberWithInt:fds[0]]
3418         ];
3419
3420         _assert(pipe(fds) != -1);
3421         _assert(dup2(fds[0], 0) != -1);
3422         _assert(close(fds[0]) != -1);
3423
3424         input_ = fdopen(fds[1], "a");
3425
3426         _assert(pipe(fds) != -1);
3427         _assert(dup2(fds[1], 1) != -1);
3428         _assert(close(fds[1]) != -1);
3429
3430         [NSThread
3431             detachNewThreadSelector:@selector(_readOutput:)
3432             toTarget:self
3433             withObject:[NSNumber numberWithInt:fds[0]]
3434         ];
3435     } return self;
3436 }
3437
3438 - (pkgCacheFile &) cache {
3439     return cache_;
3440 }
3441
3442 - (pkgDepCache::Policy *) policy {
3443     return policy_;
3444 }
3445
3446 - (pkgRecords *) records {
3447     return records_;
3448 }
3449
3450 - (pkgProblemResolver *) resolver {
3451     return resolver_;
3452 }
3453
3454 - (pkgAcquire &) fetcher {
3455     return *fetcher_;
3456 }
3457
3458 - (pkgSourceList &) list {
3459     return *list_;
3460 }
3461
3462 - (NSArray *) packages {
3463     return (NSArray *) packages_;
3464 }
3465
3466 - (NSArray *) sources {
3467     return sourceList_;
3468 }
3469
3470 - (Source *) sourceWithKey:(NSString *)key {
3471     for (Source *source in [self sources]) {
3472         if ([[source key] isEqualToString:key])
3473             return source;
3474     } return nil;
3475 }
3476
3477 - (bool) popErrorWithTitle:(NSString *)title {
3478     bool fatal(false);
3479
3480     while (!_error->empty()) {
3481         std::string error;
3482         bool warning(!_error->PopMessage(error));
3483         if (!warning)
3484             fatal = true;
3485
3486         for (;;) {
3487             size_t size(error.size());
3488             if (size == 0 || error[size - 1] != '\n')
3489                 break;
3490             error.resize(size - 1);
3491         }
3492
3493         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3494
3495         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3496         if (warning && no_pubkey(error.c_str()))
3497             continue;
3498
3499         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3500     }
3501
3502     return fatal;
3503 }
3504
3505 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3506     return [self popErrorWithTitle:title] || !success;
3507 }
3508
3509 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3510 @synchronized (self) {
3511     ++era_;
3512
3513     [self releasePackages];
3514
3515     sourceMap_.clear();
3516     [sourceList_ removeAllObjects];
3517
3518     _error->Discard();
3519
3520     delete list_;
3521     list_ = NULL;
3522     manager_ = NULL;
3523     delete lock_;
3524     lock_ = NULL;
3525     delete fetcher_;
3526     fetcher_ = NULL;
3527     delete resolver_;
3528     resolver_ = NULL;
3529     delete records_;
3530     records_ = NULL;
3531     delete policy_;
3532     policy_ = NULL;
3533
3534     cache_.Close();
3535
3536     apr_pool_clear(pool_);
3537
3538     NSRecycleZone(zone_);
3539     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3540
3541     int chk(creat("/tmp/cydia.chk", 0644));
3542     if (chk != -1)
3543         close(chk);
3544
3545     if (invocation != nil)
3546         [invocation invoke];
3547
3548     NSString *title(UCLocalize("DATABASE"));
3549
3550     list_ = new pkgSourceList();
3551     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3552         return;
3553
3554     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3555         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3556         [sourceList_ addObject:object];
3557     }
3558
3559     _trace();
3560     OpProgress progress;
3561   open:
3562     if (!cache_.Open(progress, true)) {
3563         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3564         while (!_error->empty()) {
3565             std::string error;
3566             bool warning(!_error->PopMessage(error));
3567
3568             lprintf("cache_.Open():[%s]\n", error.c_str());
3569
3570             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3571
3572             SEL repair(NULL);
3573             if (false);
3574             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3575                 repair = @selector(configure);
3576             //else if (error == "The package lists or status file could not be parsed or opened.")
3577             //    repair = @selector(update);
3578             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3579             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3580             // else if (error == "Malformed Status line")
3581             // else if (error == "The list of sources could not be read.")
3582
3583             if (repair != NULL) {
3584                 _error->Discard();
3585                 [delegate_ repairWithSelector:repair];
3586                 goto open;
3587             }
3588         }
3589
3590         return;
3591     }
3592     _trace();
3593
3594     unlink("/tmp/cydia.chk");
3595
3596     now_ = [[NSDate date] timeIntervalSince1970];
3597
3598     policy_ = new pkgDepCache::Policy();
3599     records_ = new pkgRecords(cache_);
3600     resolver_ = new pkgProblemResolver(cache_);
3601     fetcher_ = new pkgAcquire(&status_);
3602     lock_ = NULL;
3603
3604     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3605         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3606         return;
3607     }
3608
3609     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3610         return;
3611
3612     if (cache_->BrokenCount() != 0) {
3613         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3614             return;
3615
3616         if (cache_->BrokenCount() != 0) {
3617             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3618             return;
3619         }
3620
3621         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3622             return;
3623     }
3624
3625     for (Source *object in (id) sourceList_) {
3626         metaIndex *source([object metaIndex]);
3627         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3628         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3629             // XXX: this could be more intelligent
3630             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3631                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3632                 if (!cached.end())
3633                     sourceMap_[cached->ID] = object;
3634             }
3635     }
3636
3637     {
3638         /*std::vector<Package *> packages;
3639         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3640         packages_ = nil;*/
3641
3642         _trace();
3643
3644         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3645             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3646                 //packages.push_back(package);
3647                 CFArrayAppendValue(packages_, CFRetain(package));
3648
3649         _trace();
3650
3651         /*if (packages.empty())
3652             packages_ = [[NSArray alloc] init];
3653         else
3654             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3655         _trace();*/
3656
3657         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3658         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3659         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3660
3661         /*_trace();
3662         PrintTimes();
3663         _trace();*/
3664
3665         _trace();
3666
3667         /*if (!packages.empty())
3668             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3669         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3670
3671         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3672
3673         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3674
3675         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3676
3677         _trace();
3678
3679         size_t count(CFArrayGetCount(packages_));
3680         MetaFile_->active_ = count;
3681
3682         for (size_t index(0); index != count; ++index)
3683             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3684
3685         _trace();
3686     }
3687 } }
3688
3689 - (void) clear {
3690 @synchronized (self) {
3691     delete resolver_;
3692     resolver_ = new pkgProblemResolver(cache_);
3693
3694     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3695         if (!cache_[iterator].Keep())
3696             cache_->MarkKeep(iterator, false);
3697         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3698             cache_->SetReInstall(iterator, false);
3699 } }
3700
3701 - (void) configure {
3702     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3703     _trace();
3704     system([dpkg UTF8String]);
3705     _trace();
3706 }
3707
3708 - (bool) clean {
3709 @synchronized (self) {
3710     // XXX: I don't remember this condition
3711     if (lock_ != NULL)
3712         return false;
3713
3714     FileFd Lock;
3715     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3716
3717     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3718
3719     if ([self popErrorWithTitle:title])
3720         return false;
3721
3722     pkgAcquire fetcher;
3723     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3724
3725     CydiaLogCleaner cleaner;
3726     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3727         return false;
3728
3729     return true;
3730 } }
3731
3732 - (bool) prepare {
3733     fetcher_->Shutdown();
3734
3735     pkgRecords records(cache_);
3736
3737     lock_ = new FileFd();
3738     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3739
3740     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3741
3742     if ([self popErrorWithTitle:title])
3743         return false;
3744
3745     pkgSourceList list;
3746     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3747         return false;
3748
3749     manager_ = (_system->CreatePM(cache_));
3750     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3751         return false;
3752
3753     return true;
3754 }
3755
3756 - (void) perform {
3757     bool substrate(RestartSubstrate_);
3758     RestartSubstrate_ = false;
3759
3760     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3761
3762     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3763         pkgSourceList list;
3764         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3765             return;
3766         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3767             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3768     }
3769
3770     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3771
3772     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3773         _trace();
3774         [self popErrorWithTitle:title];
3775         return;
3776     }
3777
3778     bool failed = false;
3779     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3780         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3781             continue;
3782         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3783             continue;
3784
3785         std::string uri = (*item)->DescURI();
3786         std::string error = (*item)->ErrorText;
3787
3788         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3789         failed = true;
3790
3791         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
3792         [delegate_ addProgressEventOnMainThread:event forTask:title];
3793     }
3794
3795     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3796
3797     if (failed) {
3798         _trace();
3799         return;
3800     }
3801
3802     if (substrate)
3803         RestartSubstrate_ = true;
3804
3805     _system->UnLock();
3806     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3807     if ([self popErrorWithTitle:title])
3808         return;
3809
3810     if (result == pkgPackageManager::Failed) {
3811         _trace();
3812         return;
3813     }
3814
3815     if (result != pkgPackageManager::Completed) {
3816         _trace();
3817         return;
3818     }
3819
3820     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3821         pkgSourceList list;
3822         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3823             return;
3824         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3825             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3826     }
3827
3828     if (![before isEqualToArray:after])
3829         [self update];
3830 }
3831
3832 - (bool) upgrade {
3833     NSString *title(UCLocalize("UPGRADE"));
3834     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3835         return false;
3836     return true;
3837 }
3838
3839 - (void) update {
3840     [self updateWithStatus:status_];
3841 }
3842
3843 - (void) updateWithStatus:(Status &)status {
3844     NSString *title(UCLocalize("REFRESHING_DATA"));
3845
3846     pkgSourceList list;
3847     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3848         return;
3849
3850     FileFd lock;
3851     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3852     if ([self popErrorWithTitle:title])
3853         return;
3854
3855     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3856
3857     bool success(ListUpdate(status, list, PulseInterval_));
3858     if (status.WasCancelled())
3859         _error->Discard();
3860     else {
3861         [self popErrorWithTitle:title forOperation:success];
3862         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3863         Changed_ = true;
3864     }
3865
3866     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3867 }
3868
3869 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3870     delegate_ = delegate;
3871 }
3872
3873 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3874     progress_ = delegate;
3875     status_.setDelegate(delegate);
3876 }
3877
3878 - (NSObject<ProgressDelegate> *) progressDelegate {
3879     return progress_;
3880 }
3881
3882 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3883     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3884     return i == sourceMap_.end() ? nil : i->second;
3885 }
3886
3887 - (NSString *) mappedSectionForPointer:(const char *)section {
3888     _H<NSString> *mapped;
3889
3890     _profile(Database$mappedSectionForPointer$Cache)
3891         mapped = &sections_[section];
3892     _end
3893
3894     if (*mapped == NULL) {
3895         size_t length(strlen(section));
3896         char spaced[length + 1];
3897
3898         _profile(Database$mappedSectionForPointer$Replace)
3899             for (size_t index(0); index != length; ++index)
3900                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3901             spaced[length] = '\0';
3902         _end
3903
3904         NSString *string;
3905
3906         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3907             string = [NSString stringWithUTF8String:spaced];
3908         _end
3909
3910         _profile(Database$mappedSectionForPointer$Map)
3911             string = [SectionMap_ objectForKey:string] ?: string;
3912         _end
3913
3914         *mapped = string;
3915     } return *mapped;
3916 }
3917
3918 @end
3919 /* }}} */
3920
3921 static _H<NSMutableSet> Diversions_;
3922
3923 @interface Diversion : NSObject {
3924     Pcre pattern_;
3925     _H<NSString> key_;
3926     _H<NSString> format_;
3927 }
3928
3929 @end
3930
3931 @implementation Diversion
3932
3933 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3934     if ((self = [super init]) != nil) {
3935         pattern_ = [from UTF8String];
3936         key_ = from;
3937         format_ = to;
3938     } return self;
3939 }
3940
3941 - (NSString *) divert:(NSString *)url {
3942     return !pattern_(url) ? nil : pattern_->*format_;
3943 }
3944
3945 + (NSURL *) divertURL:(NSURL *)url {
3946   divert:
3947     NSString *href([url absoluteString]);
3948
3949     for (Diversion *diversion in (id) Diversions_)
3950         if (NSString *diverted = [diversion divert:href]) {
3951 #if !ForRelease
3952             NSLog(@"div: %@", diverted);
3953 #endif
3954             url = [NSURL URLWithString:diverted];
3955             goto divert;
3956         }
3957
3958     return url;
3959 }
3960
3961 - (NSString *) key {
3962     return key_;
3963 }
3964
3965 - (NSUInteger) hash {
3966     return [key_ hash];
3967 }
3968
3969 - (BOOL) isEqual:(Diversion *)object {
3970     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3971 }
3972
3973 @end
3974
3975 @interface CydiaObject : NSObject {
3976     _H<CyteWebViewController> indirect_;
3977     _transient id delegate_;
3978 }
3979
3980 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3981
3982 @end
3983
3984 @class CydiaObject;
3985
3986 @interface CydiaWebViewController : CyteWebViewController {
3987     _H<CydiaObject> cydia_;
3988 }
3989
3990 + (void) addDiversion:(Diversion *)diversion;
3991 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
3992 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
3993 - (void) setDelegate:(id)delegate;
3994
3995 @end
3996
3997 /* Web Scripting {{{ */
3998 @implementation CydiaObject
3999
4000 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4001     if ((self = [super init]) != nil) {
4002         indirect_ = (CyteWebViewController *) indirect;
4003     } return self;
4004 }
4005
4006 - (void) setDelegate:(id)delegate {
4007     delegate_ = delegate;
4008 }
4009
4010 + (NSArray *) _attributeKeys {
4011     return [NSArray arrayWithObjects:
4012         @"bbsnum",
4013         @"build",
4014         @"coreFoundationVersionNumber",
4015         @"device",
4016         @"ecid",
4017         @"firmware",
4018         @"hostname",
4019         @"idiom",
4020         @"mcc",
4021         @"mnc",
4022         @"model",
4023         @"operator",
4024         @"role",
4025         @"serial",
4026         @"token",
4027         @"version",
4028     nil];
4029 }
4030
4031 - (NSArray *) attributeKeys {
4032     return [[self class] _attributeKeys];
4033 }
4034
4035 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4036     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4037 }
4038
4039 - (NSString *) version {
4040     return Cydia_;
4041 }
4042
4043 - (NSString *) build {
4044     return System_;
4045 }
4046
4047 - (NSString *) coreFoundationVersionNumber {
4048     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4049 }
4050
4051 - (NSString *) device {
4052     return [[UIDevice currentDevice] uniqueIdentifier];
4053 }
4054
4055 - (NSString *) firmware {
4056     return [[UIDevice currentDevice] systemVersion];
4057 }
4058
4059 - (NSString *) hostname {
4060     return [[UIDevice currentDevice] name];
4061 }
4062
4063 - (NSString *) idiom {
4064     return (id) Idiom_ ?: [NSNull null];
4065 }
4066
4067 - (NSString *) mcc {
4068     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4069         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4070     return nil;
4071 }
4072
4073 - (NSString *) mnc {
4074     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4075         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4076     return nil;
4077 }
4078
4079 - (NSString *) operator {
4080     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4081         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4082     return nil;
4083 }
4084
4085 - (NSString *) bbsnum {
4086     return (id) BBSNum_ ?: [NSNull null];
4087 }
4088
4089 - (NSString *) ecid {
4090     return (id) ChipID_ ?: [NSNull null];
4091 }
4092
4093 - (NSString *) serial {
4094     return SerialNumber_;
4095 }
4096
4097 - (NSString *) role {
4098     return (id) Role_ ?: [NSNull null];
4099 }
4100
4101 - (NSString *) model {
4102     return [NSString stringWithUTF8String:Machine_];
4103 }
4104
4105 - (NSString *) token {
4106     return (id) Token_ ?: [NSNull null];
4107 }
4108
4109 + (NSString *) webScriptNameForSelector:(SEL)selector {
4110     if (false);
4111     else if (selector == @selector(addBridgedHost:))
4112         return @"addBridgedHost";
4113     else if (selector == @selector(addInsecureHost:))
4114         return @"addInsecureHost";
4115     else if (selector == @selector(addInternalRedirect::))
4116         return @"addInternalRedirect";
4117     else if (selector == @selector(addPipelinedHost:scheme:))
4118         return @"addPipelinedHost";
4119     else if (selector == @selector(addSource:::))
4120         return @"addSource";
4121     else if (selector == @selector(addTokenHost:))
4122         return @"addTokenHost";
4123     else if (selector == @selector(addTrivialSource:))
4124         return @"addTrivialSource";
4125     else if (selector == @selector(close))
4126         return @"close";
4127     else if (selector == @selector(du:))
4128         return @"du";
4129     else if (selector == @selector(stringWithFormat:arguments:))
4130         return @"format";
4131     else if (selector == @selector(getAllSources))
4132         return @"getAllSourcs";
4133     else if (selector == @selector(getKernelNumber:))
4134         return @"getKernelNumber";
4135     else if (selector == @selector(getKernelString:))
4136         return @"getKernelString";
4137     else if (selector == @selector(getInstalledPackages))
4138         return @"getInstalledPackages";
4139     else if (selector == @selector(getIORegistryEntry::))
4140         return @"getIORegistryEntry";
4141     else if (selector == @selector(getLocaleIdentifier))
4142         return @"getLocaleIdentifier";
4143     else if (selector == @selector(getPreferredLanguages))
4144         return @"getPreferredLanguages";
4145     else if (selector == @selector(getPackageById:))
4146         return @"getPackageById";
4147     else if (selector == @selector(getMetadataKeys))
4148         return @"getMetadataKeys";
4149     else if (selector == @selector(getMetadataValue:))
4150         return @"getMetadataValue";
4151     else if (selector == @selector(getSessionValue:))
4152         return @"getSessionValue";
4153     else if (selector == @selector(installPackages:))
4154         return @"installPackages";
4155     else if (selector == @selector(isReachable:))
4156         return @"isReachable";
4157     else if (selector == @selector(localizedStringForKey:value:table:))
4158         return @"localize";
4159     else if (selector == @selector(popViewController:))
4160         return @"popViewController";
4161     else if (selector == @selector(refreshSources))
4162         return @"refreshSources";
4163     else if (selector == @selector(removeButton))
4164         return @"removeButton";
4165     else if (selector == @selector(saveConfig))
4166         return @"saveConfig";
4167     else if (selector == @selector(setMetadataValue::))
4168         return @"setMetadataValue";
4169     else if (selector == @selector(setSessionValue::))
4170         return @"setSessionValue";
4171     else if (selector == @selector(setShowPromoted:))
4172         return @"setShowPromoted";
4173     else if (selector == @selector(substitutePackageNames:))
4174         return @"substitutePackageNames";
4175     else if (selector == @selector(scrollToBottom:))
4176         return @"scrollToBottom";
4177     else if (selector == @selector(setAllowsNavigationAction:))
4178         return @"setAllowsNavigationAction";
4179     else if (selector == @selector(setBadgeValue:))
4180         return @"setBadgeValue";
4181     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4182         return @"setButtonImage";
4183     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4184         return @"setButtonTitle";
4185     else if (selector == @selector(setHidesBackButton:))
4186         return @"setHidesBackButton";
4187     else if (selector == @selector(setHidesNavigationBar:))
4188         return @"setHidesNavigationBar";
4189     else if (selector == @selector(setNavigationBarStyle:))
4190         return @"setNavigationBarStyle";
4191     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4192         return @"setNavigationBarTintColor";
4193     else if (selector == @selector(setPasteboardString:))
4194         return @"setPasteboardString";
4195     else if (selector == @selector(setPasteboardURL:))
4196         return @"setPasteboardURL";
4197     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4198         return @"setScrollAlwaysBounceVertical";
4199     else if (selector == @selector(setScrollIndicatorStyle:))
4200         return @"setScrollIndicatorStyle";
4201     else if (selector == @selector(setToken:))
4202         return @"setToken";
4203     else if (selector == @selector(setViewportWidth:))
4204         return @"setViewportWidth";
4205     else if (selector == @selector(statfs:))
4206         return @"statfs";
4207     else if (selector == @selector(supports:))
4208         return @"supports";
4209     else if (selector == @selector(unload))
4210         return @"unload";
4211     else
4212         return nil;
4213 }
4214
4215 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4216     return [self webScriptNameForSelector:selector] == nil;
4217 }
4218
4219 - (BOOL) supports:(NSString *)feature {
4220     return [feature isEqualToString:@"window.open"];
4221 }
4222
4223 - (void) unload {
4224     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4225 }
4226
4227 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4228     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4229 }
4230
4231 - (void) setScrollIndicatorStyle:(NSString *)style {
4232     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4233 }
4234
4235 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4236     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4237 }
4238
4239 - (NSNumber *) getKernelNumber:(NSString *)name {
4240     const char *string([name UTF8String]);
4241
4242     size_t size;
4243     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4244         return (id) [NSNull null];
4245
4246     if (size != sizeof(int))
4247         return (id) [NSNull null];
4248
4249     int value;
4250     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4251         return (id) [NSNull null];
4252
4253     return [NSNumber numberWithInt:value];
4254 }
4255
4256 - (NSString *) getKernelString:(NSString *)name {
4257     const char *string([name UTF8String]);
4258
4259     size_t size;
4260     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4261         return (id) [NSNull null];
4262
4263     char value[size + 1];
4264     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4265         return (id) [NSNull null];
4266
4267     // XXX: just in case you request something ludicrous
4268     value[size] = '\0';
4269
4270     return [NSString stringWithCString:value];
4271 }
4272
4273 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4274     NSObject *value(CYIOGetValue([path UTF8String], entry));
4275
4276     if (value != nil)
4277         if ([value isKindOfClass:[NSData class]])
4278             value = CYHex((NSData *) value);
4279
4280     return value;
4281 }
4282
4283 - (NSArray *) getMetadataKeys {
4284 @synchronized (Values_) {
4285     return [Values_ allKeys];
4286 } }
4287
4288 - (void) _setShowPromoted:(NSNumber *)value {
4289     [Metadata_ setObject:value forKey:@"ShowPromoted"];
4290     Changed_ = true;
4291 }
4292
4293 - (void) setShowPromoted:(NSNumber *)value {
4294     [self performSelectorOnMainThread:@selector(_setShowPromoted:) withObject:value waitUntilDone:NO];
4295 }
4296
4297 - (id) getMetadataValue:(NSString *)key {
4298 @synchronized (Values_) {
4299     return [Values_ objectForKey:key];
4300 } }
4301
4302 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4303 @synchronized (Values_) {
4304     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4305         [Values_ removeObjectForKey:key];
4306     else
4307         [Values_ setObject:value forKey:key];
4308
4309     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4310 } }
4311
4312 - (id) getSessionValue:(NSString *)key {
4313 @synchronized (SessionData_) {
4314     return [SessionData_ objectForKey:key];
4315 } }
4316
4317 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4318 @synchronized (SessionData_) {
4319     if (value == (id) [WebUndefined undefined])
4320         [SessionData_ removeObjectForKey:key];
4321     else
4322         [SessionData_ setObject:value forKey:key];
4323 } }
4324
4325 - (void) addBridgedHost:(NSString *)host {
4326 @synchronized (HostConfig_) {
4327     [BridgedHosts_ addObject:host];
4328 } }
4329
4330 - (void) addInsecureHost:(NSString *)host {
4331 @synchronized (HostConfig_) {
4332     [InsecureHosts_ addObject:host];
4333 } }
4334
4335 - (void) addTokenHost:(NSString *)host {
4336 @synchronized (HostConfig_) {
4337     [TokenHosts_ addObject:host];
4338 } }
4339
4340 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4341 @synchronized (HostConfig_) {
4342     if (scheme != (id) [WebUndefined undefined])
4343         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4344
4345     [PipelinedHosts_ addObject:host];
4346 } }
4347
4348 - (void) popViewController:(NSNumber *)value {
4349     if (value == (id) [WebUndefined undefined])
4350         value = [NSNumber numberWithBool:YES];
4351     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4352 }
4353
4354 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4355     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4356
4357     for (NSString *section in sections)
4358         [array addObject:section];
4359
4360     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4361         @"deb", @"Type",
4362         href, @"URI",
4363         distribution, @"Distribution",
4364         array, @"Sections",
4365     nil] waitUntilDone:NO];
4366 }
4367
4368 - (void) addTrivialSource:(NSString *)href {
4369     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4370 }
4371
4372 - (void) refreshSources {
4373     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4374 }
4375
4376 - (void) saveConfig {
4377     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4378 }
4379
4380 - (NSArray *) getAllSources {
4381     return [[Database sharedInstance] sources];
4382 }
4383
4384 - (NSArray *) getInstalledPackages {
4385     Database *database([Database sharedInstance]);
4386 @synchronized (database) {
4387     NSArray *packages([database packages]);
4388     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4389     for (Package *package in packages)
4390         if (![package uninstalled])
4391             [installed addObject:package];
4392     return installed;
4393 } }
4394
4395 - (Package *) getPackageById:(NSString *)id {
4396     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4397         [package parse];
4398         return package;
4399     } else
4400         return (Package *) [NSNull null];
4401 }
4402
4403 - (NSString *) getLocaleIdentifier {
4404     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4405 }
4406
4407 - (NSArray *) getPreferredLanguages {
4408     return Languages_;
4409 }
4410
4411 - (NSArray *) statfs:(NSString *)path {
4412     struct statfs stat;
4413
4414     if (path == nil || statfs([path UTF8String], &stat) == -1)
4415         return nil;
4416
4417     return [NSArray arrayWithObjects:
4418         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4419         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4420         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4421     nil];
4422 }
4423
4424 - (NSNumber *) du:(NSString *)path {
4425     NSNumber *value(nil);
4426
4427     int fds[2];
4428     _assert(pipe(fds) != -1);
4429
4430     pid_t pid(ExecFork());
4431     if (pid == 0) {
4432         _assert(dup2(fds[1], 1) != -1);
4433         _assert(close(fds[0]) != -1);
4434         _assert(close(fds[1]) != -1);
4435         /* XXX: this should probably not use du */
4436         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4437         exit(1);
4438         _assert(false);
4439     }
4440
4441     _assert(close(fds[1]) != -1);
4442
4443     if (FILE *du = fdopen(fds[0], "r")) {
4444         char line[1024];
4445         while (fgets(line, sizeof(line), du) != NULL) {
4446             size_t length(strlen(line));
4447             while (length != 0 && line[length - 1] == '\n')
4448                 line[--length] = '\0';
4449             if (char *tab = strchr(line, '\t')) {
4450                 *tab = '\0';
4451                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4452             }
4453         }
4454
4455         fclose(du);
4456     } else _assert(close(fds[0]));
4457
4458     ReapZombie(pid);
4459
4460     return value;
4461 }
4462
4463 - (void) close {
4464     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4465 }
4466
4467 - (NSNumber *) isReachable:(NSString *)name {
4468     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4469 }
4470
4471 - (void) installPackages:(NSArray *)packages {
4472     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4473 }
4474
4475 - (NSString *) substitutePackageNames:(NSString *)message {
4476     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4477     for (size_t i(0), e([words count]); i != e; ++i) {
4478         NSString *word([words objectAtIndex:i]);
4479         if (Package *package = [[Database sharedInstance] packageWithName:word])
4480             [words replaceObjectAtIndex:i withObject:[package name]];
4481     }
4482
4483     return [words componentsJoinedByString:@" "];
4484 }
4485
4486 - (void) removeButton {
4487     [indirect_ removeButton];
4488 }
4489
4490 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4491     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4492 }
4493
4494 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4495     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4496 }
4497
4498 - (void) setBadgeValue:(id)value {
4499     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4500 }
4501
4502 - (void) setAllowsNavigationAction:(NSString *)value {
4503     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4504 }
4505
4506 - (void) setHidesBackButton:(NSString *)value {
4507     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4508 }
4509
4510 - (void) setHidesNavigationBar:(NSString *)value {
4511     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4512 }
4513
4514 - (void) setNavigationBarStyle:(NSString *)value {
4515     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4516 }
4517
4518 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4519     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4520     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4521     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4522 }
4523
4524 - (void) setPasteboardString:(NSString *)value {
4525     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4526 }
4527
4528 - (void) setPasteboardURL:(NSString *)value {
4529     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4530 }
4531
4532 - (void) _setToken:(NSString *)token {
4533     Token_ = token;
4534
4535     if (token == nil)
4536         [Metadata_ removeObjectForKey:@"Token"];
4537     else
4538         [Metadata_ setObject:Token_ forKey:@"Token"];
4539
4540     Changed_ = true;
4541 }
4542
4543 - (void) setToken:(NSString *)token {
4544     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4545 }
4546
4547 - (void) scrollToBottom:(NSNumber *)animated {
4548     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4549 }
4550
4551 - (void) setViewportWidth:(float)width {
4552     [indirect_ setViewportWidthOnMainThread:width];
4553 }
4554
4555 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4556     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4557     unsigned count([arguments count]);
4558     id values[count];
4559     for (unsigned i(0); i != count; ++i)
4560         values[i] = [arguments objectAtIndex:i];
4561     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4562 }
4563
4564 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4565     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4566         value = nil;
4567     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4568         table = nil;
4569     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4570 }
4571
4572 @end
4573 /* }}} */
4574
4575 @interface NSURL (CydiaSecure)
4576 @end
4577
4578 @implementation NSURL (CydiaSecure)
4579
4580 - (bool) isCydiaSecure {
4581     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4582         return true;
4583
4584     @synchronized (HostConfig_) {
4585         if ([InsecureHosts_ containsObject:[self host]])
4586             return true;
4587     }
4588
4589     return false;
4590 }
4591
4592 @end
4593
4594 /* Cydia Browser Controller {{{ */
4595 @implementation CydiaWebViewController
4596
4597 - (NSURL *) navigationURL {
4598     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4599 }
4600
4601 + (void) _initialize {
4602     [super _initialize];
4603
4604     Diversions_ = [NSMutableSet setWithCapacity:0];
4605 }
4606
4607 + (void) addDiversion:(Diversion *)diversion {
4608     [Diversions_ addObject:diversion];
4609 }
4610
4611 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4612     [super webView:view didClearWindowObject:window forFrame:frame];
4613     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4614 }
4615
4616 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4617     WebDataSource *source([frame dataSource]);
4618     NSURLResponse *response([source response]);
4619     NSURL *url([response URL]);
4620     NSString *scheme([[url scheme] lowercaseString]);
4621
4622     bool bridged(false);
4623
4624     @synchronized (HostConfig_) {
4625         if ([scheme isEqualToString:@"file"])
4626             bridged = true;
4627         else if ([scheme isEqualToString:@"https"])
4628             if ([BridgedHosts_ containsObject:[url host]])
4629                 bridged = true;
4630     }
4631
4632     if (bridged)
4633         [window setValue:cydia forKey:@"cydia"];
4634 }
4635
4636 - (void) _setupMail:(MFMailComposeViewController *)controller {
4637     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4638
4639     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4640     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4641 }
4642
4643 - (NSURL *) URLWithURL:(NSURL *)url {
4644     return [Diversion divertURL:url];
4645 }
4646
4647 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4648     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4649 }
4650
4651 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4652     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4653
4654     NSURL *url([copy URL]);
4655     NSString *href([url absoluteString]);
4656     NSString *host([url host]);
4657
4658     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4659         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4660             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4661             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4662         }
4663
4664         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4665         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4666
4667         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4668         return copy;
4669     }
4670
4671     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4672         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4673     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4674         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4675
4676     bool bridged;
4677     bool token;
4678
4679     @synchronized (HostConfig_) {
4680         bridged = [BridgedHosts_ containsObject:host];
4681         token = [TokenHosts_ containsObject:host];
4682     }
4683
4684     if ([url isCydiaSecure]) {
4685         if (bridged) {
4686             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4687                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4688         } else if (token) {
4689             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4690                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4691         }
4692     }
4693
4694     return copy;
4695 }
4696
4697 - (void) setDelegate:(id)delegate {
4698     [super setDelegate:delegate];
4699     [cydia_ setDelegate:delegate];
4700 }
4701
4702 - (NSString *) applicationNameForUserAgent {
4703     return UserAgent_;
4704 }
4705
4706 - (id) init {
4707     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4708         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4709     } return self;
4710 }
4711
4712 @end
4713
4714 @interface AppCacheController : CydiaWebViewController {
4715 }
4716
4717 @end
4718
4719 @implementation AppCacheController
4720
4721 - (void) didReceiveMemoryWarning {
4722     // XXX: this doesn't work
4723 }
4724
4725 - (bool) retainsNetworkActivityIndicator {
4726     return false;
4727 }
4728
4729 @end
4730 /* }}} */
4731
4732 // CydiaScript {{{
4733 @interface NSObject (CydiaScript)
4734 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4735 @end
4736
4737 @implementation NSObject (CydiaScript)
4738
4739 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4740     return self;
4741 }
4742
4743 @end
4744
4745 @implementation NSArray (CydiaScript)
4746
4747 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4748     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4749     for (size_t i(0), e([self count]); i != e; ++i)
4750         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4751     return object;
4752 }
4753
4754 @end
4755
4756 @implementation NSDictionary (CydiaScript)
4757
4758 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4759     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4760     for (id i in self)
4761         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4762     return object;
4763 }
4764
4765 @end
4766 // }}}
4767
4768 /* Confirmation Controller {{{ */
4769 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4770     if (!iterator.end())
4771         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4772             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4773                 continue;
4774             pkgCache::PkgIterator package(dep.TargetPkg());
4775             if (package.end())
4776                 continue;
4777             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4778                 return true;
4779         }
4780
4781     return false;
4782 }
4783
4784 @protocol ConfirmationControllerDelegate
4785 - (void) cancelAndClear:(bool)clear;
4786 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4787 - (void) queue;
4788 @end
4789
4790 @interface ConfirmationController : CydiaWebViewController {
4791     _transient Database *database_;
4792
4793     _H<UIAlertView> essential_;
4794
4795     _H<NSDictionary> changes_;
4796     _H<NSMutableArray> issues_;
4797     _H<NSDictionary> sizes_;
4798
4799     BOOL substrate_;
4800 }
4801
4802 - (id) initWithDatabase:(Database *)database;
4803
4804 @end
4805
4806 @implementation ConfirmationController
4807
4808 - (void) complete {
4809     if (substrate_)
4810         RestartSubstrate_ = true;
4811     [delegate_ confirmWithNavigationController:[self navigationController]];
4812 }
4813
4814 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4815     NSString *context([alert context]);
4816
4817     if ([context isEqualToString:@"remove"]) {
4818         if (button == [alert cancelButtonIndex])
4819             [self dismissModalViewControllerAnimated:YES];
4820         else if (button == [alert firstOtherButtonIndex]) {
4821             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
4822         }
4823
4824         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4825     } else if ([context isEqualToString:@"unable"]) {
4826         [self dismissModalViewControllerAnimated:YES];
4827         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4828     } else {
4829         [super alertView:alert clickedButtonAtIndex:button];
4830     }
4831 }
4832
4833 - (void) _doContinue {
4834     [delegate_ cancelAndClear:NO];
4835     [self dismissModalViewControllerAnimated:YES];
4836 }
4837
4838 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4839     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4840     return nil;
4841 }
4842
4843 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4844     [super webView:view didClearWindowObject:window forFrame:frame];
4845
4846     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4847         (id) changes_, @"changes",
4848         (id) issues_, @"issues",
4849         (id) sizes_, @"sizes",
4850         self, @"queue",
4851     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4852 }
4853
4854 - (id) initWithDatabase:(Database *)database {
4855     if ((self = [super init]) != nil) {
4856         database_ = database;
4857
4858         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4859         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4860         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4861         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4862         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4863
4864         bool remove(false);
4865
4866         pkgCacheFile &cache([database_ cache]);
4867         NSArray *packages([database_ packages]);
4868         pkgDepCache::Policy *policy([database_ policy]);
4869
4870         issues_ = [NSMutableArray arrayWithCapacity:4];
4871
4872         for (Package *package in packages) {
4873             pkgCache::PkgIterator iterator([package iterator]);
4874             NSString *name([package id]);
4875
4876             if ([package broken]) {
4877                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4878
4879                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4880                     name, @"package",
4881                     reasons, @"reasons",
4882                 nil]];
4883
4884                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4885                 if (ver.end())
4886                     continue;
4887
4888                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4889                     pkgCache::DepIterator start;
4890                     pkgCache::DepIterator end;
4891                     dep.GlobOr(start, end); // ++dep
4892
4893                     if (!cache->IsImportantDep(end))
4894                         continue;
4895                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4896                         continue;
4897
4898                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4899
4900                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4901                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4902                         clauses, @"clauses",
4903                     nil]];
4904
4905                     _forever {
4906                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4907
4908                         pkgCache::PkgIterator target(start.TargetPkg());
4909                         if (target->ProvidesList != 0)
4910                             reason = @"missing";
4911                         else {
4912                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4913                             if (!ver.end()) {
4914                                 reason = @"installed";
4915                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4916                             } else if (!cache[target].CandidateVerIter(cache).end())
4917                                 reason = @"uninstalled";
4918                             else if (target->ProvidesList == 0)
4919                                 reason = @"uninstallable";
4920                             else
4921                                 reason = @"virtual";
4922                         }
4923
4924                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4925                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4926                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4927                         nil]);
4928
4929                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4930                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4931                             version, @"version",
4932                             reason, @"reason",
4933                             installed, @"installed",
4934                         nil]];
4935
4936                         // yes, seriously. (wtf?)
4937                         if (start == end)
4938                             break;
4939                         ++start;
4940                     }
4941                 }
4942             }
4943
4944             pkgDepCache::StateCache &state(cache[iterator]);
4945
4946             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4947
4948             if (state.NewInstall())
4949                 [installs addObject:name];
4950             // XXX: else if (state.Install())
4951             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4952                 [reinstalls addObject:name];
4953             // XXX: move before previous if
4954             else if (state.Upgrade())
4955                 [upgrades addObject:name];
4956             else if (state.Downgrade())
4957                 [downgrades addObject:name];
4958             else if (!state.Delete())
4959                 // XXX: _assert(state.Keep());
4960                 continue;
4961             else if (special_r(name))
4962                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4963                     [NSNull null], @"package",
4964                     [NSArray arrayWithObjects:
4965                         [NSDictionary dictionaryWithObjectsAndKeys:
4966                             @"Conflicts", @"relationship",
4967                             [NSArray arrayWithObjects:
4968                                 [NSDictionary dictionaryWithObjectsAndKeys:
4969                                     name, @"package",
4970                                     [NSNull null], @"version",
4971                                     @"installed", @"reason",
4972                                 nil],
4973                             nil], @"clauses",
4974                         nil],
4975                     nil], @"reasons",
4976                 nil]];
4977             else {
4978                 if ([package essential])
4979                     remove = true;
4980                 [removes addObject:name];
4981             }
4982
4983             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4984             substrate_ |= DepSubstrate(iterator.CurrentVer());
4985         }
4986
4987         if (!remove)
4988             essential_ = nil;
4989         else if (Advanced_) {
4990             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4991
4992             essential_ = [[[UIAlertView alloc]
4993                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4994                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4995                 delegate:self
4996                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4997                 otherButtonTitles:
4998                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4999                 nil
5000             ] autorelease];
5001
5002             [essential_ setContext:@"remove"];
5003             [essential_ setNumberOfRows:2];
5004         } else {
5005             essential_ = [[[UIAlertView alloc]
5006                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5007                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5008                 delegate:self
5009                 cancelButtonTitle:UCLocalize("OKAY")
5010                 otherButtonTitles:nil
5011             ] autorelease];
5012
5013             [essential_ setContext:@"unable"];
5014         }
5015
5016         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5017             installs, @"installs",
5018             reinstalls, @"reinstalls",
5019             upgrades, @"upgrades",
5020             downgrades, @"downgrades",
5021             removes, @"removes",
5022         nil];
5023
5024         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5025             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5026             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5027         nil];
5028
5029         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5030     } return self;
5031 }
5032
5033 - (UIBarButtonItem *) leftButton {
5034     return [[[UIBarButtonItem alloc]
5035         initWithTitle:UCLocalize("CANCEL")
5036         style:UIBarButtonItemStylePlain
5037         target:self
5038         action:@selector(cancelButtonClicked)
5039     ] autorelease];
5040 }
5041
5042 #if !AlwaysReload
5043 - (void) applyRightButton {
5044     if ([issues_ count] == 0 && ![self isLoading])
5045         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5046             initWithTitle:UCLocalize("CONFIRM")
5047             style:UIBarButtonItemStyleDone
5048             target:self
5049             action:@selector(confirmButtonClicked)
5050         ] autorelease]];
5051     else
5052         [[self navigationItem] setRightBarButtonItem:nil];
5053 }
5054 #endif
5055
5056 - (void) cancelButtonClicked {
5057     [delegate_ cancelAndClear:YES];
5058     [self dismissModalViewControllerAnimated:YES];
5059 }
5060
5061 #if !AlwaysReload
5062 - (void) confirmButtonClicked {
5063     if (essential_ != nil)
5064         [essential_ show];
5065     else
5066         [self complete];
5067 }
5068 #endif
5069
5070 @end
5071 /* }}} */
5072
5073 /* Progress Data {{{ */
5074 @interface CydiaProgressData : NSObject {
5075     _transient id delegate_;
5076
5077     bool running_;
5078     float percent_;
5079
5080     float current_;
5081     float total_;
5082     float speed_;
5083
5084     _H<NSMutableArray> events_;
5085     _H<NSString> title_;
5086
5087     _H<NSString> status_;
5088     _H<NSString> finish_;
5089 }
5090
5091 @end
5092
5093 @implementation CydiaProgressData
5094
5095 + (NSArray *) _attributeKeys {
5096     return [NSArray arrayWithObjects:
5097         @"current",
5098         @"events",
5099         @"finish",
5100         @"percent",
5101         @"running",
5102         @"speed",
5103         @"title",
5104         @"total",
5105     nil];
5106 }
5107
5108 - (NSArray *) attributeKeys {
5109     return [[self class] _attributeKeys];
5110 }
5111
5112 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5113     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5114 }
5115
5116 - (id) init {
5117     if ((self = [super init]) != nil) {
5118         events_ = [NSMutableArray arrayWithCapacity:32];
5119     } return self;
5120 }
5121
5122 - (void) setDelegate:(id)delegate {
5123     delegate_ = delegate;
5124 }
5125
5126 - (void) setPercent:(float)value {
5127     percent_ = value;
5128 }
5129
5130 - (NSNumber *) percent {
5131     return [NSNumber numberWithFloat:percent_];
5132 }
5133
5134 - (void) setCurrent:(float)value {
5135     current_ = value;
5136 }
5137
5138 - (NSNumber *) current {
5139     return [NSNumber numberWithFloat:current_];
5140 }
5141
5142 - (void) setTotal:(float)value {
5143     total_ = value;
5144 }
5145
5146 - (NSNumber *) total {
5147     return [NSNumber numberWithFloat:total_];
5148 }
5149
5150 - (void) setSpeed:(float)value {
5151     speed_ = value;
5152 }
5153
5154 - (NSNumber *) speed {
5155     return [NSNumber numberWithFloat:speed_];
5156 }
5157
5158 - (NSArray *) events {
5159     return events_;
5160 }
5161
5162 - (void) removeAllEvents {
5163     [events_ removeAllObjects];
5164 }
5165
5166 - (void) addEvent:(CydiaProgressEvent *)event {
5167     [events_ addObject:event];
5168 }
5169
5170 - (void) setTitle:(NSString *)text {
5171     title_ = text;
5172 }
5173
5174 - (NSString *) title {
5175     return title_;
5176 }
5177
5178 - (void) setFinish:(NSString *)text {
5179     finish_ = text;
5180 }
5181
5182 - (NSString *) finish {
5183     return (id) finish_ ?: [NSNull null];
5184 }
5185
5186 - (void) setRunning:(bool)running {
5187     running_ = running;
5188 }
5189
5190 - (NSNumber *) running {
5191     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5192 }
5193
5194 @end
5195 /* }}} */
5196 /* Progress Controller {{{ */
5197 @interface ProgressController : CydiaWebViewController <
5198     ProgressDelegate
5199 > {
5200     _transient Database *database_;
5201     _H<CydiaProgressData, 1> progress_;
5202     unsigned cancel_;
5203 }
5204
5205 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5206
5207 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5208
5209 - (void) setTitle:(NSString *)title;
5210 - (void) setCancellable:(bool)cancellable;
5211
5212 @end
5213
5214 @implementation ProgressController
5215
5216 - (void) dealloc {
5217     [database_ setProgressDelegate:nil];
5218     [super dealloc];
5219 }
5220
5221 - (UIBarButtonItem *) leftButton {
5222     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5223         initWithTitle:UCLocalize("CANCEL")
5224         style:UIBarButtonItemStylePlain
5225         target:self
5226         action:@selector(cancel)
5227     ] autorelease] : nil;
5228 }
5229
5230 - (void) updateCancel {
5231     [super applyLeftButton];
5232 }
5233
5234 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5235     if ((self = [super init]) != nil) {
5236         database_ = database;
5237         delegate_ = delegate;
5238
5239         [database_ setProgressDelegate:self];
5240
5241         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5242         [progress_ setDelegate:self];
5243
5244         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5245
5246         [scroller_ setBackgroundColor:[UIColor blackColor]];
5247
5248         [[self navigationItem] setHidesBackButton:YES];
5249
5250         [self updateCancel];
5251     } return self;
5252 }
5253
5254 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5255     [super webView:view didClearWindowObject:window forFrame:frame];
5256     [window setValue:progress_ forKey:@"cydiaProgress"];
5257 }
5258
5259 - (void) updateProgress {
5260     [self dispatchEvent:@"CydiaProgressUpdate"];
5261 }
5262
5263 - (void) viewWillAppear:(BOOL)animated {
5264     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5265     [super viewWillAppear:animated];
5266 }
5267
5268 - (void) reloadSpringBoard {
5269     pid_t pid(ExecFork());
5270     if (pid == 0) {
5271         pid_t pid(ExecFork());
5272         if (pid == 0) {
5273             execl("/usr/bin/sbreload", "sbreload", NULL);
5274             perror("sbreload");
5275             exit(0);
5276         }
5277
5278         exit(0);
5279     }
5280
5281     ReapZombie(pid);
5282
5283     sleep(15);
5284     system("/usr/bin/killall SpringBoard");
5285 }
5286
5287 - (void) close {
5288     UpdateExternalStatus(0);
5289
5290     if (Finish_ > 1)
5291         [delegate_ saveState];
5292
5293     switch (Finish_) {
5294         case 0:
5295             [delegate_ returnToCydia];
5296         break;
5297
5298         case 1:
5299             [delegate_ terminateWithSuccess];
5300             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5301                 [delegate_ suspendWithAnimation:YES];
5302             else
5303                 [delegate_ suspend];*/
5304         break;
5305
5306         case 2:
5307             _trace();
5308             goto reload;
5309
5310         case 3:
5311             _trace();
5312             goto reload;
5313
5314         reload: {
5315             UIProgressHUD *hud([delegate_ addProgressHUD]);
5316             [hud setText:UCLocalize("LOADING")];
5317             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5318             return;
5319         }
5320
5321         case 4:
5322             _trace();
5323             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5324                 SBReboot(SBSSpringBoardServerPort());
5325             else
5326                 reboot2(RB_AUTOBOOT);
5327         break;
5328     }
5329
5330     [super close];
5331 }
5332
5333 - (void) setTitle:(NSString *)title {
5334     [progress_ setTitle:title];
5335     [self updateProgress];
5336 }
5337
5338 - (UIBarButtonItem *) rightButton {
5339     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5340         initWithTitle:UCLocalize("CLOSE")
5341         style:UIBarButtonItemStylePlain
5342         target:self
5343         action:@selector(close)
5344     ] autorelease];
5345 }
5346
5347 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5348     UpdateExternalStatus(1);
5349
5350     [progress_ setRunning:true];
5351     [self setTitle:title];
5352     // implicit updateProgress
5353
5354     SHA1SumValue notifyconf; {
5355         FileFd file;
5356         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5357             _error->Discard();
5358         else {
5359             MMap mmap(file, MMap::ReadOnly);
5360             SHA1Summation sha1;
5361             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5362             notifyconf = sha1.Result();
5363         }
5364     }
5365
5366     SHA1SumValue springlist; {
5367         FileFd file;
5368         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5369             _error->Discard();
5370         else {
5371             MMap mmap(file, MMap::ReadOnly);
5372             SHA1Summation sha1;
5373             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5374             springlist = sha1.Result();
5375         }
5376     }
5377
5378     if (invocation != nil) {
5379         [invocation yieldToSelector:@selector(invoke)];
5380         [self setTitle:@"COMPLETE"];
5381     }
5382
5383     if (Finish_ < 4) {
5384         FileFd file;
5385         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5386             _error->Discard();
5387         else {
5388             MMap mmap(file, MMap::ReadOnly);
5389             SHA1Summation sha1;
5390             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5391             if (!(notifyconf == sha1.Result()))
5392                 Finish_ = 4;
5393         }
5394     }
5395
5396     if (Finish_ < 3) {
5397         FileFd file;
5398         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5399             _error->Discard();
5400         else {
5401             MMap mmap(file, MMap::ReadOnly);
5402             SHA1Summation sha1;
5403             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5404             if (!(springlist == sha1.Result()))
5405                 Finish_ = 3;
5406         }
5407     }
5408
5409     if (Finish_ < 2) {
5410         if (RestartSubstrate_)
5411             Finish_ = 2;
5412     }
5413
5414     RestartSubstrate_ = false;
5415
5416     switch (Finish_) {
5417         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5418         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5419         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5420         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5421         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5422     }
5423
5424     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5425
5426     [progress_ setRunning:false];
5427     [self updateProgress];
5428
5429     [self applyRightButton];
5430 }
5431
5432 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5433     [progress_ addEvent:event];
5434     [self updateProgress];
5435 }
5436
5437 - (bool) isProgressCancelled {
5438     return cancel_ == 2;
5439 }
5440
5441 - (void) cancel {
5442     cancel_ = 2;
5443     [self updateCancel];
5444 }
5445
5446 - (void) setCancellable:(bool)cancellable {
5447     unsigned cancel(cancel_);
5448
5449     if (!cancellable)
5450         cancel_ = 0;
5451     else if (cancel_ == 0)
5452         cancel_ = 1;
5453
5454     if (cancel != cancel_)
5455         [self updateCancel];
5456 }
5457
5458 - (void) setProgressCancellable:(NSNumber *)cancellable {
5459     [self setCancellable:[cancellable boolValue]];
5460 }
5461
5462 - (void) setProgressPercent:(NSNumber *)percent {
5463     [progress_ setPercent:[percent floatValue]];
5464     [self updateProgress];
5465 }
5466
5467 - (void) setProgressStatus:(NSDictionary *)status {
5468     if (status == nil) {
5469         [progress_ setCurrent:0];
5470         [progress_ setTotal:0];
5471         [progress_ setSpeed:0];
5472     } else {
5473         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5474
5475         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5476         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5477         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5478     }
5479
5480     [self updateProgress];
5481 }
5482
5483 @end
5484 /* }}} */
5485
5486 /* Package Cell {{{ */
5487 @interface PackageCell : CyteTableViewCell <
5488     CyteTableViewCellDelegate
5489 > {
5490     _H<UIImage> icon_;
5491     _H<NSString> name_;
5492     _H<NSString> description_;
5493     bool commercial_;
5494     _H<NSString> source_;
5495     _H<UIImage> badge_;
5496     _H<UIImage> placard_;
5497 }
5498
5499 - (PackageCell *) init;
5500 - (void) setPackage:(Package *)package;
5501
5502 - (void) drawContentRect:(CGRect)rect;
5503
5504 @end
5505
5506 @implementation PackageCell
5507
5508 - (PackageCell *) init {
5509     CGRect frame(CGRectMake(0, 0, 320, 74));
5510     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5511         UIView *content([self contentView]);
5512         CGRect bounds([content bounds]);
5513
5514         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5515         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5516         [content addSubview:content_];
5517
5518         [content_ setDelegate:self];
5519         [content_ setOpaque:YES];
5520     } return self;
5521 }
5522
5523 - (NSString *) accessibilityLabel {
5524     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5525 }
5526
5527 - (void) setPackage:(Package *)package {
5528     icon_ = nil;
5529     name_ = nil;
5530     description_ = nil;
5531     source_ = nil;
5532     badge_ = nil;
5533     placard_ = nil;
5534
5535     if (package == nil)
5536         [content_ setBackgroundColor:[UIColor whiteColor]];
5537     else {
5538         [package parse];
5539
5540         Source *source = [package source];
5541
5542         icon_ = [package icon];
5543
5544         if (NSString *name = [package name])
5545             name_ = [NSString stringWithString:name];
5546
5547         NSString *description(nil);
5548
5549         if (description == nil && IsWildcat_)
5550             description = [package longDescription];
5551         if (description == nil)
5552             description = [package shortDescription];
5553
5554         if (description != nil)
5555             description_ = [NSString stringWithString:description];
5556
5557         commercial_ = [package isCommercial];
5558
5559         NSString *label = nil;
5560         bool trusted = false;
5561
5562         if (source != nil) {
5563             label = [source label];
5564             trusted = [source trusted];
5565         } else if ([[package id] isEqualToString:@"firmware"])
5566             label = UCLocalize("APPLE");
5567         else
5568             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5569
5570         NSString *from(label);
5571
5572         NSString *section = [package simpleSection];
5573         if (section != nil && ![section isEqualToString:label]) {
5574             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5575             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5576         }
5577
5578         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5579
5580         if (NSString *purpose = [package primaryPurpose])
5581             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5582
5583         UIColor *color;
5584         NSString *placard;
5585
5586         if (NSString *mode = [package mode]) {
5587             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5588                 color = RemovingColor_;
5589                 //placard = @"removing";
5590             } else {
5591                 color = InstallingColor_;
5592                 //placard = @"installing";
5593             }
5594
5595             // XXX: the removing/installing placards are not @2x
5596             placard = nil;
5597         } else {
5598             color = [UIColor whiteColor];
5599
5600             if ([package installed] != nil)
5601                 placard = @"installed";
5602             else
5603                 placard = nil;
5604         }
5605
5606         [content_ setBackgroundColor:color];
5607
5608         if (placard != nil)
5609             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5610     }
5611
5612     [self setNeedsDisplay];
5613     [content_ setNeedsDisplay];
5614 }
5615
5616 - (void) drawContentRect:(CGRect)rect {
5617     bool highlighted(highlighted_);
5618     float width([self bounds].size.width);
5619
5620     if (icon_ != nil) {
5621         CGRect rect;
5622         rect.size = [(UIImage *) icon_ size];
5623
5624         while (rect.size.width > 32 || rect.size.height > 32) {
5625             rect.size.width /= 2;
5626             rect.size.height /= 2;
5627         }
5628
5629         rect.origin.x = 25 - rect.size.width / 2;
5630         rect.origin.y = 25 - rect.size.height / 2;
5631
5632         [icon_ drawInRect:rect];
5633     }
5634
5635     if (badge_ != nil) {
5636         CGRect rect;
5637         rect.size = [(UIImage *) badge_ size];
5638
5639         rect.size.width /= 2;
5640         rect.size.height /= 2;
5641
5642         rect.origin.x = 36 - rect.size.width / 2;
5643         rect.origin.y = 36 - rect.size.height / 2;
5644
5645         [badge_ drawInRect:rect];
5646     }
5647
5648     if (highlighted)
5649         UISetColor(White_);
5650
5651     if (!highlighted)
5652         UISetColor(commercial_ ? Purple_ : Black_);
5653     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5654     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5655
5656     if (!highlighted)
5657         UISetColor(commercial_ ? Purplish_ : Gray_);
5658     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5659
5660     if (placard_ != nil)
5661         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5662 }
5663
5664 @end
5665 /* }}} */
5666 /* Section Cell {{{ */
5667 @interface SectionCell : CyteTableViewCell <
5668     CyteTableViewCellDelegate
5669 > {
5670     _H<NSString> basic_;
5671     _H<NSString> section_;
5672     _H<NSString> name_;
5673     _H<NSString> count_;
5674     _H<UIImage> icon_;
5675     _H<UISwitch> switch_;
5676     BOOL editing_;
5677 }
5678
5679 - (void) setSection:(Section *)section editing:(BOOL)editing;
5680
5681 @end
5682
5683 @implementation SectionCell
5684
5685 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5686     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5687         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5688         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5689         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5690
5691         UIView *content([self contentView]);
5692         CGRect bounds([content bounds]);
5693
5694         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5695         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5696         [content addSubview:content_];
5697         [content_ setBackgroundColor:[UIColor whiteColor]];
5698
5699         [content_ setDelegate:self];
5700     } return self;
5701 }
5702
5703 - (void) onSwitch:(id)sender {
5704     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5705     if (metadata == nil) {
5706         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5707         [Sections_ setObject:metadata forKey:basic_];
5708     }
5709
5710     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5711     Changed_ = true;
5712 }
5713
5714 - (void) setSection:(Section *)section editing:(BOOL)editing {
5715     if (editing != editing_) {
5716         if (editing_)
5717             [switch_ removeFromSuperview];
5718         else
5719             [self addSubview:switch_];
5720         editing_ = editing;
5721     }
5722
5723     basic_ = nil;
5724     section_ = nil;
5725     name_ = nil;
5726     count_ = nil;
5727
5728     if (section == nil) {
5729         name_ = UCLocalize("ALL_PACKAGES");
5730         count_ = nil;
5731     } else {
5732         basic_ = [section name];
5733         section_ = [section localized];
5734
5735         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5736         count_ = [NSString stringWithFormat:@"%d", [section count]];
5737
5738         if (editing_)
5739             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5740     }
5741
5742     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5743     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5744
5745     [content_ setNeedsDisplay];
5746 }
5747
5748 - (void) setFrame:(CGRect)frame {
5749     [super setFrame:frame];
5750
5751     CGRect rect([switch_ frame]);
5752     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5753 }
5754
5755 - (NSString *) accessibilityLabel {
5756     return name_;
5757 }
5758
5759 - (void) drawContentRect:(CGRect)rect {
5760     bool highlighted(highlighted_ && !editing_);
5761
5762     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5763
5764     if (highlighted)
5765         UISetColor(White_);
5766
5767     float width(rect.size.width);
5768     if (editing_)
5769         width -= 87;
5770
5771     if (!highlighted)
5772         UISetColor(Black_);
5773     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5774
5775     CGSize size = [count_ sizeWithFont:Font14_];
5776
5777     UISetColor(White_);
5778     if (count_ != nil)
5779         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5780 }
5781
5782 @end
5783 /* }}} */
5784
5785 /* File Table {{{ */
5786 @interface FileTable : CyteViewController <
5787     UITableViewDataSource,
5788     UITableViewDelegate
5789 > {
5790     _transient Database *database_;
5791     _H<Package> package_;
5792     _H<NSString> name_;
5793     _H<NSMutableArray> files_;
5794     _H<UITableView, 2> list_;
5795 }
5796
5797 - (id) initWithDatabase:(Database *)database;
5798 - (void) setPackage:(Package *)package;
5799
5800 @end
5801
5802 @implementation FileTable
5803
5804 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5805     return files_ == nil ? 0 : [files_ count];
5806 }
5807
5808 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5809     return 24.0f;
5810 }*/
5811
5812 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5813     static NSString *reuseIdentifier = @"Cell";
5814
5815     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5816     if (cell == nil) {
5817         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5818         [cell setFont:[UIFont systemFontOfSize:16]];
5819     }
5820     [cell setText:[files_ objectAtIndex:indexPath.row]];
5821     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5822
5823     return cell;
5824 }
5825
5826 - (NSURL *) navigationURL {
5827     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5828 }
5829
5830 - (void) loadView {
5831     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5832     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5833     [list_ setRowHeight:24.0f];
5834     [(UITableView *) list_ setDataSource:self];
5835     [list_ setDelegate:self];
5836     [self setView:list_];
5837 }
5838
5839 - (void) viewDidLoad {
5840     [super viewDidLoad];
5841
5842     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5843 }
5844
5845 - (void) releaseSubviews {
5846     list_ = nil;
5847
5848     package_ = nil;
5849     files_ = nil;
5850
5851     [super releaseSubviews];
5852 }
5853
5854 - (id) initWithDatabase:(Database *)database {
5855     if ((self = [super init]) != nil) {
5856         database_ = database;
5857     } return self;
5858 }
5859
5860 - (void) setPackage:(Package *)package {
5861     package_ = nil;
5862     name_ = nil;
5863
5864     files_ = [NSMutableArray arrayWithCapacity:32];
5865
5866     if (package != nil) {
5867         package_ = package;
5868         name_ = [package id];
5869
5870         if (NSArray *files = [package files])
5871             [files_ addObjectsFromArray:files];
5872
5873         if ([files_ count] != 0) {
5874             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5875                 [files_ removeObjectAtIndex:0];
5876             [files_ sortUsingSelector:@selector(compareByPath:)];
5877
5878             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5879             [stack addObject:@"/"];
5880
5881             for (int i(0), e([files_ count]); i != e; ++i) {
5882                 NSString *file = [files_ objectAtIndex:i];
5883                 while (![file hasPrefix:[stack lastObject]])
5884                     [stack removeLastObject];
5885                 NSString *directory = [stack lastObject];
5886                 [stack addObject:[file stringByAppendingString:@"/"]];
5887                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5888                     ([stack count] - 2) * 3, "",
5889                     [file substringFromIndex:[directory length]]
5890                 ]];
5891             }
5892         }
5893     }
5894
5895     [list_ reloadData];
5896 }
5897
5898 - (void) reloadData {
5899     [super reloadData];
5900
5901     [self setPackage:[database_ packageWithName:name_]];
5902 }
5903
5904 @end
5905 /* }}} */
5906 /* Package Controller {{{ */
5907 @interface CYPackageController : CydiaWebViewController <
5908     UIActionSheetDelegate
5909 > {
5910     _transient Database *database_;
5911     _H<Package> package_;
5912     _H<NSString> name_;
5913     bool commercial_;
5914     _H<NSMutableArray> buttons_;
5915     _H<UIBarButtonItem> button_;
5916 }
5917
5918 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
5919
5920 @end
5921
5922 @implementation CYPackageController
5923
5924 - (NSURL *) navigationURL {
5925     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5926 }
5927
5928 /* XXX: this is not safe at all... localization of /fail/ */
5929 - (void) _clickButtonWithName:(NSString *)name {
5930     if ([name isEqualToString:UCLocalize("CLEAR")])
5931         [delegate_ clearPackage:package_];
5932     else if ([name isEqualToString:UCLocalize("INSTALL")])
5933         [delegate_ installPackage:package_];
5934     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5935         [delegate_ installPackage:package_];
5936     else if ([name isEqualToString:UCLocalize("REMOVE")])
5937         [delegate_ removePackage:package_];
5938     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5939         [delegate_ installPackage:package_];
5940     else _assert(false);
5941 }
5942
5943 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5944     NSString *context([sheet context]);
5945
5946     if ([context isEqualToString:@"modify"]) {
5947         if (button != [sheet cancelButtonIndex]) {
5948             NSString *buttonName = [buttons_ objectAtIndex:button];
5949             [self _clickButtonWithName:buttonName];
5950         }
5951
5952         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5953     }
5954 }
5955
5956 - (bool) _allowJavaScriptPanel {
5957     return commercial_;
5958 }
5959
5960 #if !AlwaysReload
5961 - (void) _customButtonClicked {
5962     int count([buttons_ count]);
5963     if (count == 0)
5964         return;
5965
5966     if (count == 1)
5967         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5968     else {
5969         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5970         [buttons addObjectsFromArray:buttons_];
5971
5972         UIActionSheet *sheet = [[[UIActionSheet alloc]
5973             initWithTitle:nil
5974             delegate:self
5975             cancelButtonTitle:nil
5976             destructiveButtonTitle:nil
5977             otherButtonTitles:nil
5978         ] autorelease];
5979
5980         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5981         if (!IsWildcat_) {
5982            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5983            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5984         }
5985         [sheet setContext:@"modify"];
5986
5987         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5988     }
5989 }
5990
5991 // We don't want to allow non-commercial packages to do custom things to the install button,
5992 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5993 - (void) customButtonClicked {
5994     if (commercial_)
5995         [super customButtonClicked];
5996     else
5997         [self _customButtonClicked];
5998 }
5999
6000 - (void) reloadButtonClicked {
6001     // Don't reload a commerical package by tapping the loading button,
6002     // but if it's not an Install button, we should forward it on.
6003     if (![package_ uninstalled])
6004         [self _customButtonClicked];
6005 }
6006
6007 - (void) applyLoadingTitle {
6008     // Don't show "Loading" as the title. Ever.
6009 }
6010
6011 - (UIBarButtonItem *) rightButton {
6012     return button_;
6013 }
6014 #endif
6015
6016 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6017     if ((self = [super init]) != nil) {
6018         database_ = database;
6019         buttons_ = [NSMutableArray arrayWithCapacity:4];
6020         name_ = name == nil ? @"" : [NSString stringWithString:name];
6021         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6022     } return self;
6023 }
6024
6025 - (void) reloadData {
6026     [super reloadData];
6027
6028     package_ = [database_ packageWithName:name_];
6029
6030     [buttons_ removeAllObjects];
6031
6032     if (package_ != nil) {
6033         [(Package *) package_ parse];
6034
6035         commercial_ = [package_ isCommercial];
6036
6037         if ([package_ mode] != nil)
6038             [buttons_ addObject:UCLocalize("CLEAR")];
6039         if ([package_ source] == nil);
6040         else if ([package_ upgradableAndEssential:NO])
6041             [buttons_ addObject:UCLocalize("UPGRADE")];
6042         else if ([package_ uninstalled])
6043             [buttons_ addObject:UCLocalize("INSTALL")];
6044         else
6045             [buttons_ addObject:UCLocalize("REINSTALL")];
6046         if (![package_ uninstalled])
6047             [buttons_ addObject:UCLocalize("REMOVE")];
6048     }
6049
6050     NSString *title;
6051     switch ([buttons_ count]) {
6052         case 0: title = nil; break;
6053         case 1: title = [buttons_ objectAtIndex:0]; break;
6054         default: title = UCLocalize("MODIFY"); break;
6055     }
6056
6057     button_ = [[[UIBarButtonItem alloc]
6058         initWithTitle:title
6059         style:UIBarButtonItemStylePlain
6060         target:self
6061         action:@selector(customButtonClicked)
6062     ] autorelease];
6063 }
6064
6065 - (bool) isLoading {
6066     return commercial_ ? [super isLoading] : false;
6067 }
6068
6069 @end
6070 /* }}} */
6071
6072 /* Package List Controller {{{ */
6073
6074 // This is used to sort the filters. We want this to ensure that the
6075 // cheapest filters run first. This is probably a premature optimization.
6076 typedef enum {
6077     kPackageListFilterPriorityLow,
6078     kPackageListFilterPriorityNormal,
6079     kPackageListFilterPriorityHigh
6080 } PackageListFilterPriority;
6081
6082 typedef struct {
6083     SEL selector;
6084     id object;
6085     PackageListFilterPriority priority;
6086     IMP implementation;
6087 } PackageListFilter;
6088
6089 @interface NSValue(PackageListFilter)
6090
6091 + (id)valueWithPackageListFilter:(PackageListFilter)filter;
6092 - (PackageListFilter)packageListFilterValue;
6093
6094 @end
6095
6096 @implementation NSValue(PackageListFilter)
6097
6098 + (id)valueWithPackageListFilter:(PackageListFilter)filter {
6099     return [NSValue valueWithBytes:&filter objCType:@encode(PackageListFilter)];
6100 }
6101
6102 - (PackageListFilter)packageListFilterValue {
6103     PackageListFilter filter;
6104     [self getValue:&filter];
6105     return filter;
6106 }
6107
6108 @end
6109
6110 @interface FilteredPackageListDataSource : NSObject <UITableViewDataSource> {
6111     _transient Database *database_;
6112     unsigned era_;
6113     _H<NSArray> packages_;
6114     _H<NSMutableArray> sections_;
6115     _H<NSMutableArray> index_;
6116     _H<NSMutableDictionary> indices_;
6117     _H<NSMutableDictionary> filters_;
6118 }
6119
6120 - (id)objectForFilter:(NSString *)filter;
6121 - (void)setObject:(id)object forFilter:(NSString *)filter;
6122 - (SEL)selectorForFilter:(NSString *)filter;
6123 - (void)setSelector:(SEL)selector forFilter:(NSString *)filter;
6124 - (PackageListFilterPriority)priorityForFilter:(NSString *)filter;
6125 - (void)setPriority:(PackageListFilterPriority)priority forFilter:(NSString *)filter;
6126
6127 - (void)addFilter:(NSString *)filter withSelector:(SEL)selector;
6128 - (void)addFilter:(NSString *)filter withSelector:(SEL)selector priority:(PackageListFilterPriority)priority;
6129 - (void)addFilter:(NSString *)filter withSelector:(SEL)selector priority:(PackageListFilterPriority)priority object:(id)object;
6130 - (void)removeFilter:(NSString *)filter;
6131
6132 @end
6133
6134 @implementation FilteredPackageListDataSource
6135
6136 - (id) initWithDatabase:(Database *)database {
6137     if ((self = [super init]) != nil) {
6138         database_ = database;
6139         filters_ = [NSMutableDictionary dictionary];
6140     } return self;
6141 }
6142
6143 + (BOOL) supportsSearch {
6144     return YES;
6145 }
6146
6147 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6148 @synchronized (database_) {
6149     if ([database_ era] != era_)
6150         return nil;
6151
6152     Section *section([sections_ objectAtIndex:[path section]]);
6153     NSInteger row([path row]);
6154     Package *package([packages_ objectAtIndex:([section row] + row)]);
6155     return [[package retain] autorelease];
6156 } }
6157
6158 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6159     if ([[self class] supportsSearch])
6160         return [[NSArray arrayWithObject:UITableViewIndexSearch] arrayByAddingObjectsFromArray:index_];
6161     else
6162         return index_;
6163 }
6164
6165 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6166     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6167     if (cell == nil)
6168         cell = [[[PackageCell alloc] init] autorelease];
6169
6170     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6171     [cell setPackage:package];
6172     return cell;
6173 }
6174
6175 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6176     NSInteger count([sections_ count]);
6177     return count == 0 ? 1 : count;
6178 }
6179
6180 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6181     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6182         return nil;
6183     return [[sections_ objectAtIndex:section] name];
6184 }
6185
6186 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6187     if ([sections_ count] == 0)
6188         return 0;
6189     return [[sections_ objectAtIndex:section] count];
6190 }
6191
6192 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6193     if ([[self class] supportsSearch]) {
6194         if (index == 0) {
6195             [tableView setContentOffset:CGPointZero animated:NO];
6196             return NSNotFound;
6197         } else {
6198             return index - 1;
6199         }
6200     }
6201
6202     return index;
6203 }
6204
6205 - (IMP)implementationForSelector:(SEL)selector {
6206 @synchronized (self) {
6207     /* XXX: this is an unsafe optimization of doomy hell */
6208     Method method(class_getInstanceMethod([Package class], selector));
6209     _assert(method != NULL);
6210     IMP imp = method_getImplementation(method);
6211     _assert(imp != NULL);
6212
6213     return imp;
6214 } }
6215
6216 - (PackageListFilter)packageListFilterForFilter:(NSString *)filter {
6217     return [[filters_ objectForKey:filter] packageListFilterValue];
6218 }
6219
6220 - (void)setPackageListFilter:(PackageListFilter)filter forFilter:(NSString *)filterName {
6221     [filters_ setObject:[NSValue valueWithPackageListFilter:filter] forKey:filterName];
6222 }
6223
6224 - (id)objectForFilter:(NSString *)filter {
6225     return [self packageListFilterForFilter:filter].object;
6226 }
6227
6228 - (SEL)selectorForFilter:(NSString *)filter {
6229     return [self packageListFilterForFilter:filter].selector;
6230 }
6231
6232 - (IMP)implementationForFilter:(NSString *)filter {
6233     return [self packageListFilterForFilter:filter].implementation;
6234 }
6235
6236 - (PackageListFilterPriority)priorityForFilter:(NSString *)filter {
6237     return [self packageListFilterForFilter:filter].priority;
6238 }
6239
6240 - (void)setObject:(id)object forFilter:(NSString *)filterName {
6241     PackageListFilter filter = [self packageListFilterForFilter:filterName];
6242     filter.object = object;
6243     [self setPackageListFilter:filter forFilter:filterName];
6244 }
6245
6246 - (void)setPriority:(PackageListFilterPriority)priority forFilter:(NSString *)filterName {
6247     PackageListFilter filter = [self packageListFilterForFilter:filterName];
6248     filter.priority = priority;
6249     [self setPackageListFilter:filter forFilter:filterName];
6250 }
6251
6252 - (void)setImplementation:(IMP)implementation forFilter:(NSString *)filterName {
6253     PackageListFilter filter = [self packageListFilterForFilter:filterName];
6254     filter.implementation = implementation;
6255     [self setPackageListFilter:filter forFilter:filterName];
6256 }
6257
6258 - (void)setSelector:(SEL)selector forFilter:(NSString *)filterName {
6259     PackageListFilter filter = [self packageListFilterForFilter:filterName];
6260     filter.selector = selector;
6261     [self setPackageListFilter:filter forFilter:filterName];
6262
6263     [self setImplementation:[self implementationForSelector:selector] forFilter:filterName];
6264 }
6265
6266 - (void)addFilter:(NSString *)filterName {
6267     PackageListFilter filter;
6268     filter.object = nil;
6269     filter.selector = NULL;
6270     filter.implementation = NULL;
6271     filter.priority = kPackageListFilterPriorityNormal;
6272
6273     [self setPackageListFilter:filter forFilter:filterName];
6274 }
6275
6276 - (void)addFilter:(NSString *)filter withSelector:(SEL)selector {
6277     [self addFilter:filter];
6278     [self setSelector:selector forFilter:filter];
6279 }
6280
6281 - (void)addFilter:(NSString *)filter withSelector:(SEL)selector priority:(PackageListFilterPriority)priority {
6282     [self addFilter:filter withSelector:selector];
6283     [self setPriority:priority forFilter:filter];
6284 }
6285
6286 - (void)addFilter:(NSString *)filter withSelector:(SEL)selector priority:(PackageListFilterPriority)priority object:(id)object {
6287     [self addFilter:filter withSelector:selector];
6288     [self setObject:object forFilter:filter];
6289 }
6290
6291 - (void)removeFilter:(NSString *)filter {
6292     [filters_ removeObjectForKey:filter];
6293 }
6294
6295 - (NSMutableArray *) _reloadPackages {
6296 @synchronized (database_) {
6297     era_ = [database_ era];
6298
6299     NSArray *packages([database_ packages]);
6300     NSMutableArray *filtered;
6301
6302     NSArray *filters = [filters_ allKeys];
6303
6304     for (PackageListFilterPriority currentPriority = kPackageListFilterPriorityHigh; currentPriority >= kPackageListFilterPriorityLow; currentPriority = static_cast<PackageListFilterPriority>(static_cast<int>(currentPriority) - 1)) {
6305         for (NSString *filterName in filters) {
6306             PackageListFilter filter = [self packageListFilterForFilter:filterName];
6307
6308             if (filter.priority == currentPriority) {
6309                 filtered = [NSMutableArray arrayWithCapacity:[packages count]];
6310
6311                 IMP implementation;
6312                 SEL selector;
6313                 _H<NSObject> object;
6314
6315                 @synchronized (self) {
6316                     implementation = filter.implementation;
6317                     selector = filter.selector;
6318                     object = filter.object;
6319                 }
6320
6321                 if (implementation == NULL) continue;
6322
6323                 _profile(PackageTable$reloadData$Filter)
6324                     for (Package *package in packages)
6325                         if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(implementation))(package, selector, object))
6326                             [filtered addObject:package];
6327                 _end
6328
6329                 packages = filtered;
6330             }
6331         }
6332     }
6333
6334     // packages would also be valid here, but it's defined
6335     // as an immutable array. filtered works too, so use it.
6336     return filtered;
6337 } }
6338
6339 - (void) reloadData {
6340     NSArray *packages;
6341
6342   reload:
6343     packages = [self _reloadPackages];
6344
6345 @synchronized (database_) {
6346     if (era_ != [database_ era])
6347         goto reload;
6348
6349     packages_ = packages;
6350
6351     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6352     sections_ = [NSMutableArray arrayWithCapacity:16];
6353
6354     Section *section = nil;
6355     index_ = [NSMutableArray arrayWithCapacity:32];
6356
6357     _profile(PackageTable$reloadData$Section)
6358         for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6359             Package *package;
6360             unichar index;
6361
6362             _profile(PackageTable$reloadData$Section$Package)
6363                 package = [packages_ objectAtIndex:offset];
6364                 index = [package index];
6365             _end
6366
6367             if (section == nil || [section index] != index) {
6368                 _profile(PackageTable$reloadData$Section$Allocate)
6369                     section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6370                 _end
6371
6372                 [index_ addObject:[section name]];
6373                 //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6374
6375                 _profile(PackageTable$reloadData$Section$Add)
6376                     [sections_ addObject:section];
6377                 _end
6378             }
6379
6380             [section addToCount];
6381         }
6382     _end
6383 } }
6384
6385 @end
6386
6387 @interface FilteredPackageListController : CyteViewController <UITableViewDelegate, UISearchDisplayDelegate> {
6388     _transient Database *database_;
6389     _H<UISearchDisplayController> searchController_;
6390     _H<UISearchBar> searchBar_;
6391     _H<FilteredPackageListDataSource> datasource_;
6392     _H<UITableView, 2> list_;
6393     _H<NSString> title_;
6394 }
6395
6396 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6397 - (void) clearData;
6398
6399 @end
6400
6401 @implementation FilteredPackageListController
6402
6403 - (NSURL *) referrerURL {
6404     return [self navigationURL];
6405 }
6406
6407 - (void) deselectWithAnimation:(BOOL)animated {
6408     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6409 }
6410
6411 - (void) viewDidAppear:(BOOL)animated {
6412     [super viewDidAppear:animated];
6413     [self deselectWithAnimation:animated];
6414 }
6415
6416 - (void) didSelectPackage:(Package *)package {
6417     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6418     [view setDelegate:delegate_];
6419     [[self navigationController] pushViewController:view animated:YES];
6420 }
6421
6422 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6423     FilteredPackageListDataSource *source = datasource_;
6424
6425     Package *package([source packageAtIndexPath:path]);
6426     package = [database_ packageWithName:[package id]];
6427     [self didSelectPackage:package];
6428 }
6429
6430 + (Class) dataSourceClass {
6431     return [FilteredPackageListDataSource class];
6432 }
6433
6434 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6435     if ((self = [super init]) != nil) {
6436         database_ = database;
6437
6438         datasource_ = [[[[[self class] dataSourceClass] alloc] initWithDatabase:database_] autorelease];
6439
6440         title_ = [title copy];
6441         [[self navigationItem] setTitle:title_];
6442     } return self;
6443 }
6444
6445 - (void) loadView {
6446     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6447     [view setBackgroundColor:[UIColor whiteColor]];
6448     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6449     [self setView:view];
6450
6451     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6452     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6453     [view addSubview:list_];
6454
6455     // XXX: is 20 the most optimal number here?
6456     [list_ setSectionIndexMinimumDisplayRowCount:20];
6457     [list_ setRowHeight:73];
6458     [(UITableView *) list_ setDataSource:datasource_];
6459     [list_ setDelegate:self];
6460
6461     if ([[[self class] dataSourceClass] supportsSearch]) {
6462         searchBar_ = [[UISearchBar alloc] init];
6463         [searchBar_ sizeToFit];
6464         searchController_ = [[UISearchDisplayController alloc] initWithSearchBar:searchBar_ contentsController:self];
6465         [searchController_ setDelegate:self];
6466         [list_ setTableHeaderView:searchBar_];
6467
6468         [searchController_ setSearchResultsDataSource:datasource_];
6469         [searchController_ setSearchResultsDelegate:self];
6470     }
6471 }
6472
6473 - (BOOL)searchDisplayController:(UISearchDisplayController *)controller shouldReloadTableForSearchString:(NSString *)searchString {
6474     [datasource_ addFilter:@"search" withSelector:@selector(isUnfilteredAndSelectedForBy:) priority:kPackageListFilterPriorityLow object:searchString];
6475     [datasource_ reloadData];
6476     return YES;
6477 }
6478
6479 - (void)searchDisplayControllerWillEndSearch:(UISearchDisplayController *)controller {
6480     [datasource_ removeFilter:@"search"];
6481     [self reloadData];
6482 }
6483
6484 - (void)searchDisplayController:(UISearchDisplayController *)controller willShowSearchResultsTableView:(UITableView *)tableView {
6485     // XXX: is 20 the most optimal number here?
6486     [tableView setSectionIndexMinimumDisplayRowCount:20];
6487     [tableView setRowHeight:73];
6488 }
6489
6490 - (void) releaseSubviews {
6491     list_ = nil;
6492
6493     [super releaseSubviews];
6494 }
6495
6496 - (void) reloadData {
6497     [super reloadData];
6498
6499     [datasource_ reloadData];
6500     [list_ reloadData];
6501 }
6502
6503 - (void) resetScrollPosition {
6504     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6505 }
6506
6507 - (void) clearData {
6508     [list_ setDataSource:nil];
6509     [list_ reloadData];
6510
6511     [self resetScrollPosition];
6512 }
6513
6514 @end
6515 /* }}} */
6516
6517 /* Home Controller {{{ */
6518 @interface HomeController : CydiaWebViewController {
6519     CFRunLoopRef runloop_;
6520     SCNetworkReachabilityRef reachability_;
6521 }
6522
6523 @end
6524
6525 @implementation HomeController
6526
6527 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6528     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6529 }
6530
6531 - (id) init {
6532     if ((self = [super init]) != nil) {
6533         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6534         [self reloadData];
6535
6536         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6537         if (reachability_ != NULL) {
6538             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6539             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6540
6541             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6542             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6543                 runloop_ = runloop;
6544         }
6545     } return self;
6546 }
6547
6548 - (void) dealloc {
6549     if (reachability_ != NULL && runloop_ != NULL)
6550         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6551     [super dealloc];
6552 }
6553
6554 - (NSURL *) navigationURL {
6555     return [NSURL URLWithString:@"cydia://home"];
6556 }
6557
6558 - (void) aboutButtonClicked {
6559     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6560
6561     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6562     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6563     [alert setCancelButtonIndex:0];
6564
6565     [alert setMessage:
6566         @"Copyright \u00a9 2008-2011\n"
6567         "SaurikIT, LLC\n"
6568         "\n"
6569         "Jay Freeman (saurik)\n"
6570         "saurik@saurik.com\n"
6571         "http://www.saurik.com/"
6572     ];
6573
6574     [alert show];
6575 }
6576
6577 - (UIBarButtonItem *) leftButton {
6578     return [[[UIBarButtonItem alloc]
6579         initWithTitle:UCLocalize("ABOUT")
6580         style:UIBarButtonItemStylePlain
6581         target:self
6582         action:@selector(aboutButtonClicked)
6583     ] autorelease];
6584 }
6585
6586 @end
6587 /* }}} */
6588
6589 /* Refresh Bar {{{ */
6590 @interface RefreshBar : UINavigationBar {
6591     _H<UIProgressIndicator> indicator_;
6592     _H<UITextLabel> prompt_;
6593     _H<UIProgressBar> progress_;
6594     _H<UINavigationButton> cancel_;
6595 }
6596
6597 @end
6598
6599 @implementation RefreshBar
6600
6601 - (void) positionViews {
6602     CGRect frame = [cancel_ frame];
6603     frame.size = [cancel_ sizeThatFits:frame.size];
6604     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6605     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6606     [cancel_ setFrame:frame];
6607
6608     CGSize prgsize = {75, 100};
6609     CGRect prgrect = {{
6610         [self frame].size.width - prgsize.width - 10,
6611         ([self frame].size.height - prgsize.height) / 2
6612     } , prgsize};
6613     [progress_ setFrame:prgrect];
6614
6615     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6616     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6617     CGRect indrect = {{indoffset, indoffset}, indsize};
6618     [indicator_ setFrame:indrect];
6619
6620     CGSize prmsize = {215, indsize.height + 4};
6621     CGRect prmrect = {{
6622         indoffset * 2 + indsize.width,
6623         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6624     }, prmsize};
6625     [prompt_ setFrame:prmrect];
6626 }
6627
6628 - (void) setFrame:(CGRect)frame {
6629     [super setFrame:frame];
6630     [self positionViews];
6631 }
6632
6633 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6634     if ((self = [super initWithFrame:frame]) != nil) {
6635         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6636
6637         [self setBarStyle:UIBarStyleBlack];
6638
6639         UIBarStyle barstyle([self _barStyle:NO]);
6640         bool ugly(barstyle == UIBarStyleDefault);
6641
6642         UIProgressIndicatorStyle style = ugly ?
6643             UIProgressIndicatorStyleMediumBrown :
6644             UIProgressIndicatorStyleMediumWhite;
6645
6646         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6647         [(UIProgressIndicator *) indicator_ setStyle:style];
6648         [indicator_ startAnimation];
6649         [self addSubview:indicator_];
6650
6651         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6652         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6653         [prompt_ setBackgroundColor:[UIColor clearColor]];
6654         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6655         [self addSubview:prompt_];
6656
6657         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6658         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6659         [(UIProgressBar *) progress_ setStyle:0];
6660         [self addSubview:progress_];
6661
6662         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6663         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6664         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6665         [cancel_ setBarStyle:barstyle];
6666
6667         [self positionViews];
6668     } return self;
6669 }
6670
6671 - (void) setCancellable:(bool)cancellable {
6672     if (cancellable)
6673         [self addSubview:cancel_];
6674     else
6675         [cancel_ removeFromSuperview];
6676 }
6677
6678 - (void) start {
6679     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6680     [progress_ setProgress:0];
6681 }
6682
6683 - (void) stop {
6684     [self setCancellable:NO];
6685 }
6686
6687 - (void) setPrompt:(NSString *)prompt {
6688     [prompt_ setText:prompt];
6689 }
6690
6691 - (void) setProgress:(float)progress {
6692     [progress_ setProgress:progress];
6693 }
6694
6695 @end
6696 /* }}} */
6697
6698 /* Cydia Navigation Controller Interface {{{ */
6699 @interface UINavigationController (Cydia)
6700
6701 - (NSArray *) navigationURLCollection;
6702 - (void) unloadData;
6703
6704 @end
6705 /* }}} */
6706
6707 /* Cydia Tab Bar Controller {{{ */
6708 @interface CYTabBarController : UITabBarController <
6709     UITabBarControllerDelegate,
6710     ProgressDelegate
6711 > {
6712     _transient Database *database_;
6713     _H<RefreshBar, 1> refreshbar_;
6714
6715     bool dropped_;
6716     bool updating_;
6717     // XXX: ok, "updatedelegate_"?...
6718     _transient NSObject<CydiaDelegate> *updatedelegate_;
6719
6720     _H<UIViewController> remembered_;
6721     _transient UIViewController *transient_;
6722 }
6723
6724 - (NSArray *) navigationURLCollection;
6725 - (void) dropBar:(BOOL)animated;
6726 - (void) beginUpdate;
6727 - (void) raiseBar:(BOOL)animated;
6728 - (BOOL) updating;
6729 - (void) unloadData;
6730
6731 @end
6732
6733 @implementation CYTabBarController
6734
6735 - (void) didReceiveMemoryWarning {
6736     [super didReceiveMemoryWarning];
6737
6738     // presenting a UINavigationController on 2.x does not update its transitionView
6739     // it thereby will not allow its topViewController to be unloaded by memory pressure
6740     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6741         UIViewController *selected([self selectedViewController]);
6742         for (UINavigationController *controller in [self viewControllers])
6743             if (controller != selected)
6744                 if (UIViewController *top = [controller topViewController])
6745                     [top unloadView];
6746     }
6747 }
6748
6749 - (void) setUnselectedViewController:(UIViewController *)transient {
6750     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6751         if (transient != nil) {
6752             [[[self viewControllers] objectAtIndex:0] pushViewController:transient animated:YES];
6753             [self setSelectedIndex:0];
6754         } return;
6755     }
6756
6757     NSMutableArray *controllers = [[[self viewControllers] mutableCopy] autorelease];
6758     if (transient != nil) {
6759         UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
6760         [navigation setViewControllers:[NSArray arrayWithObject:transient]];
6761         transient = navigation;
6762
6763         if (transient_ == nil)
6764             remembered_ = [controllers objectAtIndex:0];
6765         transient_ = transient;
6766         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6767         [controllers replaceObjectAtIndex:0 withObject:transient_];
6768         [self setSelectedIndex:0];
6769         [self setViewControllers:controllers];
6770         [self concealTabBarSelection];
6771     } else if (remembered_ != nil) {
6772         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6773         transient_ = transient;
6774         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6775         remembered_ = nil;
6776         [self setViewControllers:controllers];
6777         [self revealTabBarSelection];
6778     }
6779 }
6780
6781 - (UIViewController *) unselectedViewController {
6782     return transient_;
6783 }
6784
6785 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6786     if ([self unselectedViewController])
6787         [self setUnselectedViewController:nil];
6788
6789     // presenting a UINavigationController on 2.x does not update its transitionView
6790     // if this view was unloaded, the tranitionView may currently be presenting nothing
6791     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6792         UINavigationController *navigation((UINavigationController *) viewController);
6793         [navigation pushViewController:[[[UIViewController alloc] init] autorelease] animated:NO];
6794         [navigation popViewControllerAnimated:NO];
6795     }
6796 }
6797
6798 - (NSArray *) navigationURLCollection {
6799     NSMutableArray *items([NSMutableArray array]);
6800
6801     // XXX: Should this deal with transient view controllers?
6802     for (id navigation in [self viewControllers]) {
6803         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6804         if (stack != nil)
6805             [items addObject:stack];
6806     }
6807
6808     return items;
6809 }
6810
6811 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6812     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6813         [self setUnselectedViewController:nil];
6814     else
6815         [super dismissModalViewControllerAnimated:YES];
6816 }
6817
6818 - (void) unloadData {
6819     [super unloadData];
6820
6821     for (UINavigationController *controller in [self viewControllers])
6822         [controller unloadData];
6823
6824     if (UIViewController *selected = [self selectedViewController])
6825         [selected reloadData];
6826
6827     if (UIViewController *unselected = [self unselectedViewController]) {
6828         [unselected unloadData];
6829         [unselected reloadData];
6830     }
6831 }
6832
6833 - (void) dealloc {
6834     [[NSNotificationCenter defaultCenter] removeObserver:self];
6835
6836     [super dealloc];
6837 }
6838
6839 - (id) initWithDatabase:(Database *)database {
6840     if ((self = [super init]) != nil) {
6841         database_ = database;
6842         [self setDelegate:self];
6843
6844         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6845         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6846
6847         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6848     } return self;
6849 }
6850
6851 - (void) setUpdate:(NSDate *)date {
6852     [self beginUpdate];
6853 }
6854
6855 - (void) beginUpdate {
6856     [(RefreshBar *) refreshbar_ start];
6857     [self dropBar:YES];
6858
6859     [updatedelegate_ retainNetworkActivityIndicator];
6860     updating_ = true;
6861
6862     [NSThread
6863         detachNewThreadSelector:@selector(performUpdate)
6864         toTarget:self
6865         withObject:nil
6866     ];
6867 }
6868
6869 - (void) performUpdate {
6870     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6871
6872     Status status;
6873     status.setDelegate(self);
6874     [database_ updateWithStatus:status];
6875
6876     [self
6877         performSelectorOnMainThread:@selector(completeUpdate)
6878         withObject:nil
6879         waitUntilDone:NO
6880     ];
6881
6882     [pool release];
6883 }
6884
6885 - (void) stopUpdateWithSelector:(SEL)selector {
6886     updating_ = false;
6887     [updatedelegate_ releaseNetworkActivityIndicator];
6888
6889     [self raiseBar:YES];
6890     [refreshbar_ stop];
6891
6892     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6893 }
6894
6895 - (void) completeUpdate {
6896     if (!updating_)
6897         return;
6898     [self stopUpdateWithSelector:@selector(reloadData)];
6899 }
6900
6901 - (void) cancelUpdate {
6902     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
6903 }
6904
6905 - (void) cancelPressed {
6906     [self cancelUpdate];
6907 }
6908
6909 - (BOOL) updating {
6910     return updating_;
6911 }
6912
6913 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6914     [refreshbar_ setPrompt:[event compoundMessage]];
6915 }
6916
6917 - (bool) isProgressCancelled {
6918     return !updating_;
6919 }
6920
6921 - (void) setProgressCancellable:(NSNumber *)cancellable {
6922     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6923 }
6924
6925 - (void) setProgressPercent:(NSNumber *)percent {
6926     [refreshbar_ setProgress:[percent floatValue]];
6927 }
6928
6929 - (void) setProgressStatus:(NSDictionary *)status {
6930     if (status != nil)
6931         [self setProgressPercent:[status objectForKey:@"Percent"]];
6932 }
6933
6934 - (void) setUpdateDelegate:(id)delegate {
6935     updatedelegate_ = delegate;
6936 }
6937
6938 - (UIView *) transitionView {
6939     if ([self respondsToSelector:@selector(_transitionView)])
6940         return [self _transitionView];
6941     else
6942         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6943 }
6944
6945 - (void) dropBar:(BOOL)animated {
6946     if (dropped_)
6947         return;
6948     dropped_ = true;
6949
6950     UIView *transition([self transitionView]);
6951     [[self view] addSubview:refreshbar_];
6952
6953     CGRect barframe([refreshbar_ frame]);
6954
6955     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6956         barframe.origin.y = CYStatusBarHeight();
6957     else
6958         barframe.origin.y = 0;
6959
6960     [refreshbar_ setFrame:barframe];
6961
6962     if (animated)
6963         [UIView beginAnimations:nil context:NULL];
6964
6965     CGRect viewframe = [transition frame];
6966     viewframe.origin.y += barframe.size.height;
6967     viewframe.size.height -= barframe.size.height;
6968     [transition setFrame:viewframe];
6969
6970     if (animated)
6971         [UIView commitAnimations];
6972
6973     // Ensure bar has the proper width for our view, it might have changed
6974     barframe.size.width = viewframe.size.width;
6975     [refreshbar_ setFrame:barframe];
6976 }
6977
6978 - (void) raiseBar:(BOOL)animated {
6979     if (!dropped_)
6980         return;
6981     dropped_ = false;
6982
6983     UIView *transition([self transitionView]);
6984     [refreshbar_ removeFromSuperview];
6985
6986     CGRect barframe([refreshbar_ frame]);
6987
6988     if (animated)
6989         [UIView beginAnimations:nil context:NULL];
6990
6991     CGRect viewframe = [transition frame];
6992     viewframe.origin.y -= barframe.size.height;
6993     viewframe.size.height += barframe.size.height;
6994     [transition setFrame:viewframe];
6995
6996     if (animated)
6997         [UIView commitAnimations];
6998 }
6999
7000 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7001     bool dropped(dropped_);
7002
7003     if (dropped)
7004         [self raiseBar:NO];
7005
7006     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7007
7008     if (dropped)
7009         [self dropBar:NO];
7010 }
7011
7012 - (void) statusBarFrameChanged:(NSNotification *)notification {
7013     if (dropped_) {
7014         [self raiseBar:NO];
7015         [self dropBar:NO];
7016     }
7017 }
7018
7019 @end
7020 /* }}} */
7021
7022 /* Cydia Navigation Controller Implementation {{{ */
7023 @implementation UINavigationController (Cydia)
7024
7025 - (NSArray *) navigationURLCollection {
7026     NSMutableArray *stack([NSMutableArray array]);
7027
7028     for (CyteViewController *controller in [self viewControllers]) {
7029         NSString *url = [[controller navigationURL] absoluteString];
7030         if (url != nil)
7031             [stack addObject:url];
7032     }
7033
7034     return stack;
7035 }
7036
7037 - (void) reloadData {
7038     [super reloadData];
7039
7040     UIViewController *visible([self visibleViewController]);
7041     if (visible != nil)
7042         [visible reloadData];
7043
7044     // on the iPad, this view controller is ALSO visible. :(
7045     if (IsWildcat_)
7046         if (UIViewController *top = [self topViewController])
7047             if (top != visible)
7048                 [top reloadData];
7049 }
7050
7051 - (void) unloadData {
7052     for (CyteViewController *page in [self viewControllers])
7053         [page unloadData];
7054
7055     [super unloadData];
7056 }
7057
7058 @end
7059 /* }}} */
7060
7061 /* Cydia:// Protocol {{{ */
7062 @interface CydiaURLProtocol : NSURLProtocol {
7063 }
7064
7065 @end
7066
7067 @implementation CydiaURLProtocol
7068
7069 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7070     NSURL *url([request URL]);
7071     if (url == nil)
7072         return NO;
7073
7074     NSString *scheme([[url scheme] lowercaseString]);
7075     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7076         return YES;
7077     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7078         return YES;
7079
7080     return NO;
7081 }
7082
7083 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7084     return request;
7085 }
7086
7087 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7088     id<NSURLProtocolClient> client([self client]);
7089     if (icon == nil)
7090         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7091     else {
7092         NSData *data(UIImagePNGRepresentation(icon));
7093
7094         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7095         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7096         [client URLProtocol:self didLoadData:data];
7097         [client URLProtocolDidFinishLoading:self];
7098     }
7099 }
7100
7101 - (void) startLoading {
7102     id<NSURLProtocolClient> client([self client]);
7103     NSURLRequest *request([self request]);
7104
7105     NSURL *url([request URL]);
7106     NSString *href([url absoluteString]);
7107     NSString *scheme([[url scheme] lowercaseString]);
7108
7109     NSString *path;
7110
7111     if ([scheme isEqualToString:@"cydia"])
7112         path = [href substringFromIndex:8];
7113     else if ([scheme isEqualToString:@"about"])
7114         path = [href substringFromIndex:12];
7115     else _assert(false);
7116
7117     NSRange slash([path rangeOfString:@"/"]);
7118
7119     NSString *command;
7120     if (slash.location == NSNotFound) {
7121         command = path;
7122         path = nil;
7123     } else {
7124         command = [path substringToIndex:slash.location];
7125         path = [path substringFromIndex:(slash.location + 1)];
7126     }
7127
7128     Database *database([Database sharedInstance]);
7129
7130     if ([command isEqualToString:@"package-icon"]) {
7131         if (path == nil)
7132             goto fail;
7133         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7134         Package *package([database packageWithName:path]);
7135         if (package == nil)
7136             goto fail;
7137         [package parse];
7138         UIImage *icon([package icon]);
7139         [self _returnPNGWithImage:icon forRequest:request];
7140     } else if ([command isEqualToString:@"uikit-image"]) {
7141         if (path == nil)
7142             goto fail;
7143         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7144         UIImage *icon(_UIImageWithName(path));
7145         [self _returnPNGWithImage:icon forRequest:request];
7146     } else if ([command isEqualToString:@"section-icon"]) {
7147         if (path == nil)
7148             goto fail;
7149         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7150         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7151         if (icon == nil)
7152             icon = [UIImage applicationImageNamed:@"unknown.png"];
7153         [self _returnPNGWithImage:icon forRequest:request];
7154     } else fail: {
7155         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7156     }
7157 }
7158
7159 - (void) stopLoading {
7160 }
7161
7162 @end
7163 /* }}} */
7164
7165 /* Section Controller {{{ */
7166 @interface SectionController : FilteredPackageListController {
7167     _H<IndirectDelegate, 1> indirect_;
7168     _H<CydiaObject> cydia_;
7169     _H<NSString> section_;
7170     _H<NSString> key_;
7171     _transient Source *source_;
7172     std::vector< _H<CyteWebViewTableViewCell, 1> > promoted_;
7173 }
7174
7175 - (id) initWithDatabase:(Database *)database section:(NSString *)section source:(Source *)source;
7176
7177 @end
7178
7179 @implementation SectionController
7180
7181 - (NSURL *) referrerURL {
7182     NSMutableString *path = [NSMutableString string];
7183
7184     if (source_ != nil) {
7185         [path appendString:[NSString stringWithFormat:@"sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7186     } else {
7187         [path appendString:@"sections"];
7188     }
7189
7190     [path appendString:@"/"];
7191
7192     if (section_ != nil) {
7193         [path appendString:[NSString stringWithFormat:@"%@", [section_ stringByAddingPercentEscapesIncludingReserved]]];
7194     } else {
7195         [path appendString:@"all"];
7196     }
7197
7198     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/%@", UI_, path]];
7199 }
7200
7201 - (NSURL *) navigationURL {
7202     NSMutableString *path = [NSMutableString string];
7203
7204     if (source_ != nil) {
7205         [path appendString:[NSString stringWithFormat:@"sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7206     } else {
7207         [path appendString:@"sections"];
7208     }
7209
7210     [path appendString:@"/"];
7211
7212     if (section_ != nil) {
7213         [path appendString:[NSString stringWithFormat:@"%@", [section_ stringByAddingPercentEscapesIncludingReserved]]];
7214     } else {
7215         [path appendString:@"all"];
7216     }
7217
7218     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://%@", path]];
7219 }
7220
7221 - (id) initWithDatabase:(Database *)database section:(NSString *)name source:(Source *)source {
7222     NSString *title;
7223     if (name == nil)
7224         title = UCLocalize("ALL_PACKAGES");
7225     else if (![name isEqual:@""])
7226         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7227     else
7228         title = UCLocalize("NO_SECTION");
7229
7230     if ((self = [super initWithDatabase:database title:title]) != nil) {
7231         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7232         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7233
7234         [datasource_ addFilter:@"section" withSelector:@selector(isVisibleInSection:) priority:kPackageListFilterPriorityHigh object:name];
7235         [datasource_ addFilter:@"source" withSelector:@selector(isVisibleInSource:) priority:kPackageListFilterPriorityHigh object:source];
7236
7237         section_ = name;
7238         source_ = source;
7239         key_ = [source key];
7240     } return self;
7241 }
7242
7243 /*- (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7244     return [super numberOfSectionsInTableView:list] + 1;
7245 }
7246
7247 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7248     return section == 0 ? nil : [super tableView:list titleForHeaderInSection:(section - 1)];
7249 }
7250
7251 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7252     return section == 0 ? promoted_.size() : [super tableView:list numberOfRowsInSection:(section - 1)];
7253 }
7254
7255 + (NSIndexPath *) adjustedIndexPath:(NSIndexPath *)path {
7256     return [NSIndexPath indexPathForRow:[path row] inSection:([path section] - 1)];
7257 }
7258
7259 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7260     if ([path section] != 0)
7261         return [super tableView:table cellForRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7262
7263     return promoted_[[path row]];
7264 }
7265
7266 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
7267     if ([path section] != 0)
7268         return [super tableView:table didSelectRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7269 }
7270
7271 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
7272     NSInteger section([super tableView:tableView sectionForSectionIndexTitle:title atIndex:index]);
7273     return section == 0 ? 0 : section + 1;
7274 }*/
7275
7276 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7277     NSURL *url([request URL]);
7278     if (url == nil)
7279         return;
7280
7281     if ([frame isEqualToString:@"_open"])
7282         [delegate_ openURL:url];
7283     else {
7284         WebFrame *frame(nil);
7285         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7286             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7287         if (frame == nil)
7288             frame = [view mainFrame];
7289
7290         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7291
7292         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7293         [controller setDelegate:delegate_];
7294         [[self navigationController] pushViewController:controller animated:YES];
7295     }
7296
7297     [listener ignore];
7298 }
7299
7300 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7301     return [CydiaWebViewController requestWithHeaders:request];
7302 }
7303
7304 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7305     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7306 }
7307
7308 - (void) loadView {
7309     [super loadView];
7310
7311     // XXX: this code is horrible. I mean, wtf Jay?
7312     if (ShowPromoted_ && [[Metadata_ objectForKey:@"ShowPromoted"] boolValue]) {
7313         promoted_.resize(1);
7314
7315         for (unsigned i(0); i != promoted_.size(); ++i) {
7316             CyteWebViewTableViewCell *promoted([CyteWebViewTableViewCell cellWithRequest:[NSURLRequest
7317                 requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sectionhead/%u/%@",
7318                     UI_, i, section_ == nil ? @"" : [section_ stringByAddingPercentEscapesIncludingReserved]]
7319                 ]]
7320
7321                 cachePolicy:NSURLRequestUseProtocolCachePolicy
7322                 timeoutInterval:120
7323             ]]);
7324
7325             [promoted setDelegate:self];
7326             promoted_[i] = promoted;
7327         }
7328     }
7329 }
7330
7331 - (void) setDelegate:(id)delegate {
7332     [super setDelegate:delegate];
7333     [cydia_ setDelegate:delegate];
7334 }
7335
7336 - (void) releaseSubviews {
7337     promoted_.clear();
7338     [super releaseSubviews];
7339 }
7340
7341 - (void)reloadData {
7342     source_ = [database_ sourceWithKey:key_];
7343     key_ = [source_ key];
7344     [datasource_ setObject:source_ forFilter:@"source"];
7345
7346     [super reloadData];
7347 }
7348
7349 @end
7350 /* }}} */
7351 /* Sections Controller {{{ */
7352 @interface SectionsController : CyteViewController <
7353     UITableViewDataSource,
7354     UITableViewDelegate
7355 > {
7356     _transient Database *database_;
7357     _H<NSMutableArray> sections_;
7358     _H<NSMutableArray> filtered_;
7359     _H<UITableView, 2> list_;
7360     _H<NSString> key_;
7361     _transient Source *source_;
7362 }
7363
7364 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7365 - (void) editButtonClicked;
7366
7367 @end
7368
7369 @implementation SectionsController
7370
7371 - (NSURL *) navigationURL {
7372     if (source_ != nil) {
7373         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7374     } else {
7375         return [NSURL URLWithString:@"cydia://sections"];
7376     }
7377 }
7378
7379 - (NSString *)defaultTitle {
7380     if (source_ != nil) {
7381         return [source_ label];
7382     } else {
7383         return UCLocalize("SECTIONS");
7384     }
7385 }
7386
7387 - (void) updateNavigationItem {
7388     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : [self defaultTitle]];
7389     if ([sections_ count] == 0) {
7390         [[self navigationItem] setRightBarButtonItem:nil];
7391     } else {
7392         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7393             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7394             target:self
7395             action:@selector(editButtonClicked)
7396         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7397     }
7398 }
7399
7400 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7401     [super setEditing:editing animated:animated];
7402
7403     if (editing)
7404         [list_ reloadData];
7405     else
7406         [delegate_ updateData];
7407
7408     [self updateNavigationItem];
7409 }
7410
7411 - (void) viewDidAppear:(BOOL)animated {
7412     [super viewDidAppear:animated];
7413     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7414 }
7415
7416 - (void) viewWillDisappear:(BOOL)animated {
7417     [super viewWillDisappear:animated];
7418     [self setEditing:NO];
7419 }
7420
7421 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7422     Section *section = nil;
7423     int index = [indexPath row];
7424     if (![self isEditing]) {
7425         index -= 1;
7426         if (index >= 0)
7427             section = [filtered_ objectAtIndex:index];
7428     } else {
7429         section = [sections_ objectAtIndex:index];
7430     }
7431     return section;
7432 }
7433
7434 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7435     if ([self isEditing])
7436         return [sections_ count];
7437     else
7438         return [filtered_ count] + 1;
7439 }
7440
7441 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7442     return 45.0f;
7443 }*/
7444
7445 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7446     static NSString *reuseIdentifier = @"SectionCell";
7447
7448     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7449     if (cell == nil)
7450         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7451
7452     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7453
7454     return cell;
7455 }
7456
7457 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7458     if ([self isEditing])
7459         return;
7460
7461     Section *section = [self sectionAtIndexPath:indexPath];
7462
7463     SectionController *controller = [[[SectionController alloc]
7464         initWithDatabase:database_
7465         section:[section name]
7466         source:source_
7467     ] autorelease];
7468     [controller setDelegate:delegate_];
7469
7470     [[self navigationController] pushViewController:controller animated:YES];
7471 }
7472
7473 - (void) loadView {
7474     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7475     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7476     [list_ setRowHeight:45.0f];
7477     [(UITableView *) list_ setDataSource:self];
7478     [list_ setDelegate:self];
7479     [self setView:list_];
7480 }
7481
7482 - (void) viewDidLoad {
7483     [super viewDidLoad];
7484
7485     [[self navigationItem] setTitle:[self defaultTitle]];
7486 }
7487
7488 - (void) releaseSubviews {
7489     list_ = nil;
7490
7491     sections_ = nil;
7492     filtered_ = nil;
7493
7494     [super releaseSubviews];
7495 }
7496
7497 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7498     if ((self = [super init]) != nil) {
7499         database_ = database;
7500         source_ = source;
7501         key_ = [source_ key];
7502     } return self;
7503 }
7504
7505 - (void) reloadData {
7506     source_ = [database_ sourceWithKey:key_];
7507     key_ = [source_ key];
7508
7509     [[self navigationItem] setTitle:[source_ label]];
7510
7511     [super reloadData];
7512
7513     NSArray *packages = [database_ packages];
7514
7515     sections_ = [NSMutableArray arrayWithCapacity:16];
7516     filtered_ = [NSMutableArray arrayWithCapacity:16];
7517
7518     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7519
7520     _trace();
7521     for (Package *package in packages) {
7522         // Ignore packages from other sources (but allow all without a source).
7523         if (source_ != nil && ![package isVisibleInSource:source_]) continue;
7524
7525         NSString *name([package section]);
7526         NSString *key(name == nil ? @"" : name);
7527
7528         Section *section;
7529
7530         _profile(SectionsView$reloadData$Section)
7531             section = [sections objectForKey:key];
7532             if (section == nil) {
7533                 _profile(SectionsView$reloadData$Section$Allocate)
7534                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7535                     [sections setObject:section forKey:key];
7536                 _end
7537             }
7538         _end
7539
7540         [section addToCount];
7541
7542         _profile(SectionsView$reloadData$Filter)
7543             if (![package valid] || ![package visible])
7544                 continue;
7545         _end
7546
7547         [section addToRow];
7548     }
7549     _trace();
7550
7551     [sections_ addObjectsFromArray:[sections allValues]];
7552
7553     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7554
7555     for (Section *section in (id) sections_) {
7556         size_t count([section row]);
7557         if (count == 0)
7558             continue;
7559
7560         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7561         [section setCount:count];
7562         [filtered_ addObject:section];
7563     }
7564
7565     [self updateNavigationItem];
7566     [list_ reloadData];
7567     _trace();
7568 }
7569
7570 - (void) editButtonClicked {
7571     [self setEditing:![self isEditing] animated:YES];
7572 }
7573
7574 @end
7575 /* }}} */
7576
7577 /* Changes Controller {{{ */
7578 @interface ChangesPackageListDataSource : FilteredPackageListDataSource {
7579     unsigned upgrades_;
7580 }
7581
7582 @end
7583
7584 @implementation ChangesPackageListDataSource
7585
7586 - (NSMutableArray *) _reloadPackages {
7587 @synchronized (database_) {
7588     era_ = [database_ era];
7589     NSArray *packages([database_ packages]);
7590
7591     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7592
7593     _trace();
7594     _profile(ChangesPackageListController$_reloadPackages$Filter)
7595         for (Package *package in packages)
7596             if ([package upgradableAndEssential:YES] || [package visible])
7597                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7598     _end
7599     _trace();
7600     _profile(ChangesPackageListController$_reloadPackages$radixSort)
7601         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7602     _end
7603     _trace();
7604
7605     return filtered;
7606 } }
7607
7608 - (void) reloadData {
7609     NSArray *packages = [self _reloadPackages];
7610
7611 @synchronized (database_) {
7612     packages_ = packages;
7613     sections_ = [NSMutableArray arrayWithCapacity:16];
7614
7615     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7616     Section *ignored = nil;
7617     Section *section = nil;
7618     time_t last = 0;
7619
7620     upgrades_ = 0;
7621     bool unseens = false;
7622
7623     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7624
7625     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7626         Package *package = [packages_ objectAtIndex:offset];
7627
7628         BOOL uae = [package upgradableAndEssential:YES];
7629
7630         if (!uae) {
7631             unseens = true;
7632             time_t seen([package seen]);
7633
7634             if (section == nil || last != seen) {
7635                 last = seen;
7636
7637                 NSString *name;
7638                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7639                 [name autorelease];
7640
7641                 _profile(ChangesPackageListController$reloadData$Allocate)
7642                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7643                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7644                     [sections_ addObject:section];
7645                 _end
7646             }
7647
7648             [section addToCount];
7649         } else if ([package ignored]) {
7650             if (ignored == nil) {
7651                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7652             }
7653             [ignored addToCount];
7654         } else {
7655             ++upgrades_;
7656             [upgradable addToCount];
7657         }
7658     }
7659     _trace();
7660
7661     CFRelease(formatter);
7662
7663     if (unseens) {
7664         Section *last = [sections_ lastObject];
7665         size_t count = [last count];
7666         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7667         [sections_ removeLastObject];
7668     }
7669
7670     if ([ignored count] != 0)
7671         [sections_ insertObject:ignored atIndex:0];
7672     if (upgrades_ != 0)
7673         [sections_ insertObject:upgradable atIndex:0];
7674 } }
7675
7676 - (int) upgrades {
7677     return upgrades_;
7678 }
7679
7680 + (BOOL) supportsSearch {
7681     return NO;
7682 }
7683
7684 @end
7685
7686 @interface ChangesPackageListController : FilteredPackageListController <
7687     CyteWebViewDelegate
7688 > {
7689     _H<CyteWebView, 1> dickbar_;
7690     _H<IndirectDelegate, 1> indirect_;
7691     _H<CydiaObject> cydia_;
7692 }
7693
7694 - (id) initWithDatabase:(Database *)database;
7695
7696 @end
7697
7698 @implementation ChangesPackageListController
7699
7700 - (NSURL *) navigationURL {
7701     return [NSURL URLWithString:@"cydia://changes"];
7702 }
7703
7704 - (void) viewDidAppear:(BOOL)animated {
7705     [super viewDidAppear:animated];
7706     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7707 }
7708
7709 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
7710     Package *package([datasource_ packageAtIndexPath:path]);
7711     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[NSString stringWithFormat:@"%@/#!/changes/", UI_]] autorelease]);
7712     [view setDelegate:delegate_];
7713     [[self navigationController] pushViewController:view animated:YES];
7714 }
7715
7716 + (Class) dataSourceClass {
7717     return [ChangesPackageListDataSource class];
7718 }
7719
7720 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7721     NSString *context([alert context]);
7722
7723     if ([context isEqualToString:@"norefresh"])
7724         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7725 }
7726
7727 - (void) refreshButtonClicked {
7728     if (IsReachable("cydia.saurik.com")) {
7729         [delegate_ beginUpdate];
7730         [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7731     } else {
7732         UIAlertView *alert = [[[UIAlertView alloc]
7733             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
7734             message:@"Host Unreachable" // XXX: Localize
7735             delegate:self
7736             cancelButtonTitle:UCLocalize("OK")
7737             otherButtonTitles:nil
7738         ] autorelease];
7739
7740         [alert setContext:@"norefresh"];
7741         [alert show];
7742     }
7743 }
7744
7745 - (void) upgradeButtonClicked {
7746     [delegate_ distUpgrade];
7747     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7748 }
7749
7750 - (void) loadView {
7751     [super loadView];
7752
7753     if (AprilFools_ && kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
7754         CGRect dickframe([[self view] bounds]);
7755         dickframe.size.height = 44;
7756
7757         dickbar_ = [[[CyteWebView alloc] initWithFrame:dickframe] autorelease];
7758         [dickbar_ setDelegate:self];
7759         [[self view] addSubview:dickbar_];
7760
7761         [dickbar_ setBackgroundColor:[UIColor clearColor]];
7762         [dickbar_ setScalesPageToFit:YES];
7763
7764         UIWebDocumentView *document([dickbar_ _documentView]);
7765         [document setBackgroundColor:[UIColor clearColor]];
7766         [document setDrawsBackground:NO];
7767
7768         WebView *webview([document webView]);
7769         [webview setShouldUpdateWhileOffscreen:NO];
7770
7771         UIScrollView *scroller([dickbar_ scrollView]);
7772         [scroller setScrollingEnabled:NO];
7773         [scroller setFixedBackgroundPattern:YES];
7774         [scroller setBackgroundColor:[UIColor clearColor]];
7775
7776         WebPreferences *preferences([webview preferences]);
7777         [preferences setCacheModel:WebCacheModelDocumentBrowser];
7778         [preferences setJavaScriptCanOpenWindowsAutomatically:YES];
7779         [preferences setOfflineWebApplicationCacheEnabled:YES];
7780
7781         [dickbar_ loadRequest:[NSURLRequest
7782             requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/dickbar/", UI_]]]
7783             cachePolicy:NSURLRequestUseProtocolCachePolicy
7784             timeoutInterval:120
7785         ]];
7786
7787         UIEdgeInsets inset = {44, 0, 0, 0};
7788         [list_ setContentInset:inset];
7789
7790         [dickbar_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
7791     }
7792 }
7793
7794 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7795     NSURL *url([request URL]);
7796     if (url == nil)
7797         return;
7798
7799     if ([frame isEqualToString:@"_open"])
7800         [delegate_ openURL:url];
7801     else {
7802         WebFrame *frame(nil);
7803         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7804             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7805         if (frame == nil)
7806             frame = [view mainFrame];
7807
7808         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7809
7810         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7811         [controller setDelegate:delegate_];
7812         [[self navigationController] pushViewController:controller animated:YES];
7813     }
7814
7815     [listener ignore];
7816 }
7817
7818 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7819     return [CydiaWebViewController requestWithHeaders:request];
7820 }
7821
7822 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7823     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7824 }
7825
7826 - (void) setDelegate:(id)delegate {
7827     [super setDelegate:delegate];
7828     [cydia_ setDelegate:delegate];
7829 }
7830
7831 - (void) releaseSubviews {
7832     dickbar_ = nil;
7833
7834     [super releaseSubviews];
7835 }
7836
7837 - (id) initWithDatabase:(Database *)database {
7838     if ((self = [super initWithDatabase:database title:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES"))]) != nil) {
7839         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7840         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7841         database_ = database;
7842     } return self;
7843 }
7844
7845 - (void) reloadData {
7846     [super reloadData];
7847
7848     [[self navigationItem] setRightBarButtonItem:([datasource_ upgrades] == 0 ? nil : [[[UIBarButtonItem alloc]
7849         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", [datasource_ upgrades]]]
7850         style:UIBarButtonItemStylePlain
7851         target:self
7852         action:@selector(upgradeButtonClicked)
7853     ] autorelease]) animated:YES];
7854
7855     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7856         initWithTitle:UCLocalize("REFRESH")
7857         style:UIBarButtonItemStylePlain
7858         target:self
7859         action:@selector(refreshButtonClicked)
7860     ] autorelease]) animated:YES];
7861
7862     PrintTimes();
7863 }
7864
7865 @end
7866 /* }}} */
7867 /* Package Settings Controller {{{ */
7868 @interface PackageSettingsController : CyteViewController <
7869     UITableViewDataSource,
7870     UITableViewDelegate
7871 > {
7872     _transient Database *database_;
7873     _H<NSString> name_;
7874     _H<Package> package_;
7875     _H<UITableView, 2> table_;
7876     _H<UISwitch> subscribedSwitch_;
7877     _H<UISwitch> ignoredSwitch_;
7878     _H<UITableViewCell> subscribedCell_;
7879     _H<UITableViewCell> ignoredCell_;
7880 }
7881
7882 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7883
7884 @end
7885
7886 @implementation PackageSettingsController
7887
7888 - (NSURL *) navigationURL {
7889     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7890 }
7891
7892 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7893     if (package_ == nil)
7894         return 0;
7895
7896     if ([package_ installed] == nil)
7897         return 1;
7898     else
7899         return 2;
7900 }
7901
7902 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7903     if (package_ == nil)
7904         return 0;
7905
7906     // both sections contain just one item right now.
7907     return 1;
7908 }
7909
7910 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7911     return nil;
7912 }
7913
7914 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7915     if (section == 0)
7916         return UCLocalize("SHOW_ALL_CHANGES_EX");
7917     else
7918         return UCLocalize("IGNORE_UPGRADES_EX");
7919 }
7920
7921 - (void) onSubscribed:(id)control {
7922     bool value([control isOn]);
7923     if (package_ == nil)
7924         return;
7925     if ([package_ setSubscribed:value])
7926         [delegate_ updateData];
7927 }
7928
7929 - (void) _updateIgnored {
7930     const char *package([name_ UTF8String]);
7931     bool on([ignoredSwitch_ isOn]);
7932
7933     pid_t pid(ExecFork());
7934     if (pid == 0) {
7935         FILE *dpkg(popen("dpkg --set-selections", "w"));
7936         fwrite(package, strlen(package), 1, dpkg);
7937
7938         if (on)
7939             fwrite(" hold\n", 6, 1, dpkg);
7940         else
7941             fwrite(" install\n", 9, 1, dpkg);
7942
7943         pclose(dpkg);
7944
7945         exit(0);
7946         _assert(false);
7947     }
7948
7949     ReapZombie(pid);
7950 }
7951
7952 - (void) onIgnored:(id)control {
7953     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7954     [invocation setTarget:self];
7955     [invocation setSelector:@selector(_updateIgnored)];
7956
7957     [delegate_ reloadDataWithInvocation:invocation];
7958 }
7959
7960 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7961     if (package_ == nil)
7962         return nil;
7963
7964     switch ([indexPath section]) {
7965         case 0: return subscribedCell_;
7966         case 1: return ignoredCell_;
7967
7968         _nodefault
7969     }
7970
7971     return nil;
7972 }
7973
7974 - (void) loadView {
7975     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7976     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7977     [self setView:view];
7978
7979     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7980     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7981     [(UITableView *) table_ setDataSource:self];
7982     [table_ setDelegate:self];
7983     [view addSubview:table_];
7984
7985     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7986     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7987     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7988
7989     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7990     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7991     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7992
7993     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7994     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7995     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7996     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7997
7998     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7999     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8000     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8001     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8002 }
8003
8004 - (void) viewDidLoad {
8005     [super viewDidLoad];
8006
8007     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8008 }
8009
8010 - (void) releaseSubviews {
8011     ignoredCell_ = nil;
8012     subscribedCell_ = nil;
8013     table_ = nil;
8014     ignoredSwitch_ = nil;
8015     subscribedSwitch_ = nil;
8016
8017     [super releaseSubviews];
8018 }
8019
8020 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8021     if ((self = [super init]) != nil) {
8022         database_ = database;
8023         name_ = package;
8024     } return self;
8025 }
8026
8027 - (void) reloadData {
8028     [super reloadData];
8029
8030     package_ = [database_ packageWithName:name_];
8031
8032     if (package_ != nil) {
8033         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8034         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8035     } // XXX: what now, G?
8036
8037     [table_ reloadData];
8038 }
8039
8040 @end
8041 /* }}} */
8042
8043 /* Installed Controller {{{ */
8044 @interface InstalledController : FilteredPackageListController {
8045     BOOL expert_;
8046 }
8047
8048 - (id) initWithDatabase:(Database *)database;
8049
8050 - (void) updateRoleButton;
8051 - (void) queueStatusDidChange;
8052
8053 @end
8054
8055 @implementation InstalledController
8056
8057 - (NSURL *) referrerURL {
8058     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8059 }
8060
8061 - (NSURL *) navigationURL {
8062     return [NSURL URLWithString:@"cydia://installed"];
8063 }
8064
8065 - (id) initWithDatabase:(Database *)database {
8066     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") ]) != nil) {
8067         [datasource_ addFilter:@"installed" withSelector:@selector(isInstalledAndUnfiltered:) priority:kPackageListFilterPriorityHigh object:[NSNumber numberWithBool:YES]];
8068         [self updateRoleButton];
8069         [self queueStatusDidChange];
8070     } return self;
8071 }
8072
8073 #if !AlwaysReload
8074 - (void) queueButtonClicked {
8075     [delegate_ queue];
8076 }
8077 #endif
8078
8079 - (void) queueStatusDidChange {
8080 #if !AlwaysReload
8081     if (Queuing_) {
8082         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8083             initWithTitle:UCLocalize("QUEUE")
8084             style:UIBarButtonItemStyleDone
8085             target:self
8086             action:@selector(queueButtonClicked)
8087         ] autorelease]];
8088     } else {
8089         [[self navigationItem] setLeftBarButtonItem:nil];
8090     }
8091 #endif
8092 }
8093
8094 - (void) updateRoleButton {
8095     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8096         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8097             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8098             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8099             target:self
8100             action:@selector(roleButtonClicked)
8101         ] autorelease]];
8102 }
8103
8104 - (void) roleButtonClicked {
8105     [datasource_ setObject:[NSNumber numberWithBool:expert_] forFilter:@"installed"];
8106     [self reloadData];
8107     expert_ = !expert_;
8108
8109     [self updateRoleButton];
8110 }
8111
8112 @end
8113 /* }}} */
8114
8115 /* Source Cell {{{ */
8116 @interface SourceCell : CyteTableViewCell <
8117     CyteTableViewCellDelegate
8118 > {
8119     _H<NSURL> url_;
8120     _H<UIImage> icon_;
8121     _H<NSString> origin_;
8122     _H<NSString> label_;
8123 }
8124
8125 - (void) setSource:(Source *)source;
8126
8127 @end
8128
8129 @implementation SourceCell
8130
8131 - (void) _setImage:(NSArray *)data {
8132     if ([url_ isEqual:[data objectAtIndex:0]]) {
8133         icon_ = [data objectAtIndex:1];
8134         [content_ setNeedsDisplay];
8135     }
8136 }
8137
8138 - (void) _setSource:(NSURL *) url {
8139     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8140
8141     if (NSData *data = [NSURLConnection
8142         sendSynchronousRequest:[NSURLRequest
8143             requestWithURL:url
8144             cachePolicy:NSURLRequestUseProtocolCachePolicy
8145             timeoutInterval:10
8146         ]
8147
8148         returningResponse:NULL
8149         error:NULL
8150     ])
8151         if (UIImage *image = [UIImage imageWithData:data])
8152             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8153
8154     [pool release];
8155 }
8156
8157 - (void) setSource:(Source *)source {
8158     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8159
8160     origin_ = [source name];
8161     label_ = [source rooturi];
8162
8163     [content_ setNeedsDisplay];
8164
8165     url_ = [source iconURL];
8166     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8167 }
8168
8169 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8170     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8171         UIView *content([self contentView]);
8172         CGRect bounds([content bounds]);
8173
8174         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8175         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8176         [content_ setBackgroundColor:[UIColor whiteColor]];
8177         [content addSubview:content_];
8178
8179         [content_ setDelegate:self];
8180         [content_ setOpaque:YES];
8181
8182         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8183     } return self;
8184 }
8185
8186 - (NSString *) accessibilityLabel {
8187     return label_;
8188 }
8189
8190 - (void) drawContentRect:(CGRect)rect {
8191     bool highlighted(highlighted_);
8192     float width(rect.size.width);
8193
8194     if (icon_ != nil) {
8195         CGRect rect;
8196         rect.size = [(UIImage *) icon_ size];
8197
8198         while (rect.size.width > 32 || rect.size.height > 32) {
8199             rect.size.width /= 2;
8200             rect.size.height /= 2;
8201         }
8202
8203         rect.origin.x = 25 - rect.size.width / 2;
8204         rect.origin.y = 25 - rect.size.height / 2;
8205
8206         [icon_ drawInRect:rect];
8207     }
8208
8209     if (highlighted)
8210         UISetColor(White_);
8211
8212     if (!highlighted)
8213         UISetColor(Black_);
8214     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8215
8216     if (!highlighted)
8217         UISetColor(Gray_);
8218     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8219 }
8220
8221 @end
8222 /* }}} */
8223 /* Sources Controller {{{ */
8224 @interface SourcesController : CyteViewController <
8225     UITableViewDataSource,
8226     UITableViewDelegate
8227 > {
8228     _transient Database *database_;
8229     unsigned era_;
8230
8231     _H<UITableView, 2> list_;
8232     _H<NSMutableArray> sources_;
8233     int offset_;
8234
8235     _H<NSString> href_;
8236     _H<UIProgressHUD> hud_;
8237     _H<NSError> error_;
8238
8239     //NSURLConnection *installer_;
8240     NSURLConnection *trivial_;
8241     NSURLConnection *trivial_bz2_;
8242     NSURLConnection *trivial_gz_;
8243     //NSURLConnection *automatic_;
8244
8245     BOOL cydia_;
8246 }
8247
8248 - (id) initWithDatabase:(Database *)database;
8249 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8250
8251 @end
8252
8253 @implementation SourcesController
8254
8255 - (void) _releaseConnection:(NSURLConnection *)connection {
8256     if (connection != nil) {
8257         [connection cancel];
8258         //[connection setDelegate:nil];
8259         [connection release];
8260     }
8261 }
8262
8263 - (void) dealloc {
8264     //[self _releaseConnection:installer_];
8265     [self _releaseConnection:trivial_];
8266     [self _releaseConnection:trivial_gz_];
8267     [self _releaseConnection:trivial_bz2_];
8268     //[self _releaseConnection:automatic_];
8269
8270     [super dealloc];
8271 }
8272
8273 - (NSURL *) navigationURL {
8274     return [NSURL URLWithString:@"cydia://sources"];
8275 }
8276
8277 - (void) viewDidAppear:(BOOL)animated {
8278     [super viewDidAppear:animated];
8279     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8280 }
8281
8282 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8283     return 1;
8284 }
8285
8286 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8287     return nil;
8288 }
8289
8290 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8291     return [sources_ count];
8292 }
8293
8294 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8295 @synchronized (database_) {
8296     if ([database_ era] != era_)
8297         return nil;
8298
8299     NSUInteger index([indexPath row]);
8300     return index < [sources_ count] ? [sources_ objectAtIndex:index] : nil;
8301 } }
8302
8303 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8304     static NSString *cellIdentifier = @"SourceCell";
8305
8306     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8307     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8308     [cell setSource:[self sourceAtIndexPath:indexPath]];
8309     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8310
8311     return cell;
8312 }
8313
8314 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8315     Source *source = [self sourceAtIndexPath:indexPath];
8316     if (source == nil) return;
8317
8318     SectionsController *controller = [[[SectionsController alloc]
8319         initWithDatabase:database_
8320         source:source
8321     ] autorelease];
8322
8323     [controller setDelegate:delegate_];
8324
8325     [[self navigationController] pushViewController:controller animated:YES];
8326 }
8327
8328 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8329     Source *source = [self sourceAtIndexPath:indexPath];
8330     return [source record] != nil;
8331 }
8332
8333 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8334     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8335         Source *source = [self sourceAtIndexPath:indexPath];
8336         if (source == nil) return;
8337
8338         [Sources_ removeObjectForKey:[source key]];
8339         [delegate_ _saveConfig];
8340         [delegate_ reloadDataWithInvocation:nil];
8341     }
8342 }
8343
8344 - (void) complete {
8345     [delegate_ addTrivialSource:href_];
8346     href_ = nil;
8347
8348     [delegate_ syncData];
8349 }
8350
8351 - (NSString *) getWarning {
8352     NSString *href(href_);
8353     NSRange colon([href rangeOfString:@"://"]);
8354     if (colon.location != NSNotFound)
8355         href = [href substringFromIndex:(colon.location + 3)];
8356     href = [href stringByAddingPercentEscapes];
8357     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8358
8359     NSURL *url([NSURL URLWithString:href]);
8360
8361     NSStringEncoding encoding;
8362     NSError *error(nil);
8363
8364     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8365         return [warning length] == 0 ? nil : warning;
8366     return nil;
8367 }
8368
8369 - (void) _endConnection:(NSURLConnection *)connection {
8370     // XXX: the memory management in this method is horribly awkward
8371
8372     NSURLConnection **field = NULL;
8373     if (connection == trivial_)
8374         field = &trivial_;
8375     else if (connection == trivial_bz2_)
8376         field = &trivial_bz2_;
8377     else if (connection == trivial_gz_)
8378         field = &trivial_gz_;
8379     _assert(field != NULL);
8380     [connection release];
8381     *field = nil;
8382
8383     if (
8384         trivial_ == nil &&
8385         trivial_bz2_ == nil &&
8386         trivial_gz_ == nil
8387     ) {
8388         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8389
8390         [delegate_ releaseNetworkActivityIndicator];
8391
8392         [delegate_ removeProgressHUD:hud_];
8393         hud_ = nil;
8394
8395         if (cydia_) {
8396             if (warning != nil) {
8397                 UIAlertView *alert = [[[UIAlertView alloc]
8398                     initWithTitle:UCLocalize("SOURCE_WARNING")
8399                     message:warning
8400                     delegate:self
8401                     cancelButtonTitle:UCLocalize("CANCEL")
8402                     otherButtonTitles:
8403                         UCLocalize("ADD_ANYWAY"),
8404                     nil
8405                 ] autorelease];
8406
8407                 [alert setContext:@"warning"];
8408                 [alert setNumberOfRows:1];
8409                 [alert show];
8410
8411                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8412                 error_ = nil;
8413                 return;
8414             }
8415
8416             [self complete];
8417         } else if (error_ != nil) {
8418             UIAlertView *alert = [[[UIAlertView alloc]
8419                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8420                 message:[error_ localizedDescription]
8421                 delegate:self
8422                 cancelButtonTitle:UCLocalize("OK")
8423                 otherButtonTitles:nil
8424             ] autorelease];
8425
8426             [alert setContext:@"urlerror"];
8427             [alert show];
8428
8429             href_ = nil;
8430         } else {
8431             UIAlertView *alert = [[[UIAlertView alloc]
8432                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8433                 message:UCLocalize("NOT_REPOSITORY_EX")
8434                 delegate:self
8435                 cancelButtonTitle:UCLocalize("OK")
8436                 otherButtonTitles:nil
8437             ] autorelease];
8438
8439             [alert setContext:@"trivial"];
8440             [alert show];
8441
8442             href_ = nil;
8443         }
8444
8445         error_ = nil;
8446     }
8447 }
8448
8449 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8450     switch ([response statusCode]) {
8451         case 200:
8452             cydia_ = YES;
8453     }
8454 }
8455
8456 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8457     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8458     error_ = error;
8459     [self _endConnection:connection];
8460 }
8461
8462 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8463     [self _endConnection:connection];
8464 }
8465
8466 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8467     NSURL *url([NSURL URLWithString:href]);
8468
8469     NSMutableURLRequest *request = [NSMutableURLRequest
8470         requestWithURL:url
8471         cachePolicy:NSURLRequestUseProtocolCachePolicy
8472         timeoutInterval:10
8473     ];
8474
8475     [request setHTTPMethod:method];
8476
8477     if (Machine_ != NULL)
8478         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8479
8480     if (UniqueID_ != nil)
8481         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8482
8483     if ([url isCydiaSecure]) {
8484         if (UniqueID_ != nil)
8485             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8486     }
8487
8488     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8489 }
8490
8491 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8492     NSString *context([alert context]);
8493
8494     if ([context isEqualToString:@"source"]) {
8495         switch (button) {
8496             case 1: {
8497                 NSString *href = [[alert textField] text];
8498
8499                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8500
8501                 if (![href hasSuffix:@"/"])
8502                     href_ = [href stringByAppendingString:@"/"];
8503                 else
8504                     href_ = href;
8505
8506                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8507                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8508                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8509                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8510
8511                 cydia_ = false;
8512
8513                 // XXX: this is stupid
8514                 hud_ = [delegate_ addProgressHUD];
8515                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8516                 [delegate_ retainNetworkActivityIndicator];
8517             } break;
8518
8519             case 0:
8520             break;
8521
8522             _nodefault
8523         }
8524
8525         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8526     } else if ([context isEqualToString:@"trivial"])
8527         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8528     else if ([context isEqualToString:@"urlerror"])
8529         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8530     else if ([context isEqualToString:@"warning"]) {
8531         switch (button) {
8532             case 1:
8533                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8534             break;
8535
8536             case 0:
8537             break;
8538
8539             _nodefault
8540         }
8541
8542         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8543     }
8544 }
8545
8546 - (void) loadView {
8547     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8548     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8549     [list_ setRowHeight:53];
8550     [(UITableView *) list_ setDataSource:self];
8551     [list_ setDelegate:self];
8552     [self setView:list_];
8553 }
8554
8555 - (void) viewDidLoad {
8556     [super viewDidLoad];
8557
8558     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8559     [self updateButtonsForEditingStatusAnimated:NO];
8560 }
8561
8562 - (void) viewWillDisappear:(BOOL)animated {
8563     [super viewWillAppear:animated];
8564
8565     [list_ setEditing:NO];
8566     [self updateButtonsForEditingStatusAnimated:NO];
8567 }
8568
8569 - (void) releaseSubviews {
8570     list_ = nil;
8571
8572     sources_ = nil;
8573
8574     [super releaseSubviews];
8575 }
8576
8577 - (id) initWithDatabase:(Database *)database {
8578     if ((self = [super init]) != nil) {
8579         database_ = database;
8580     } return self;
8581 }
8582
8583 - (void) reloadData {
8584     [super reloadData];
8585
8586 @synchronized (database_) {
8587     era_ = [database_ era];
8588
8589     sources_ = [NSMutableArray arrayWithCapacity:16];
8590     [sources_ addObjectsFromArray:[database_ sources]];
8591     _trace();
8592     [sources_ sortUsingSelector:@selector(compareByName:)];
8593     _trace();
8594
8595     int count([sources_ count]);
8596     offset_ = 0;
8597     for (int i = 0; i != count; i++) {
8598         if ([[sources_ objectAtIndex:i] record] == nil)
8599             break;
8600         offset_++;
8601     }
8602
8603     [list_ reloadData];
8604 } }
8605
8606 - (void) showAddSourcePrompt {
8607     UIAlertView *alert = [[[UIAlertView alloc]
8608         initWithTitle:UCLocalize("ENTER_APT_URL")
8609         message:nil
8610         delegate:self
8611         cancelButtonTitle:UCLocalize("CANCEL")
8612         otherButtonTitles:
8613             UCLocalize("ADD_SOURCE"),
8614         nil
8615     ] autorelease];
8616
8617     [alert setContext:@"source"];
8618
8619     [alert setNumberOfRows:1];
8620     [alert addTextFieldWithValue:@"http://" label:@""];
8621
8622     UITextInputTraits *traits = [[alert textField] textInputTraits];
8623     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8624     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8625     [traits setKeyboardType:UIKeyboardTypeURL];
8626     // XXX: UIReturnKeyDone
8627     [traits setReturnKeyType:UIReturnKeyNext];
8628
8629     [alert show];
8630 }
8631
8632 - (void) addButtonClicked {
8633     [self showAddSourcePrompt];
8634 }
8635
8636 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8637     BOOL editing([list_ isEditing]);
8638
8639     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8640         initWithTitle:UCLocalize("ADD")
8641         style:UIBarButtonItemStylePlain
8642         target:self
8643         action:@selector(addButtonClicked)
8644     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8645
8646     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8647         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8648         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8649         target:self
8650         action:@selector(editButtonClicked)
8651     ] autorelease] animated:animated];
8652
8653     if (!editing) {
8654         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8655             initWithTitle:UCLocalize("SETTINGS")
8656             style:UIBarButtonItemStylePlain
8657             target:self
8658             action:@selector(settingsButtonClicked)
8659         ] autorelease]];
8660     }
8661 }
8662
8663 - (void) settingsButtonClicked {
8664     [delegate_ showSettings];
8665 }
8666
8667 - (void) editButtonClicked {
8668     [list_ setEditing:![list_ isEditing] animated:YES];
8669     [self updateButtonsForEditingStatusAnimated:YES];
8670 }
8671
8672 @end
8673 /* }}} */
8674
8675 /* Settings Controller {{{ */
8676 @interface SettingsController : CyteViewController <
8677     UITableViewDataSource,
8678     UITableViewDelegate
8679 > {
8680     _transient Database *database_;
8681     // XXX: ok, "roledelegate_"?...
8682     _transient id roledelegate_;
8683     _H<UITableView, 2> table_;
8684     _H<UISegmentedControl> segment_;
8685     _H<UIView> container_;
8686 }
8687
8688 - (void) showDoneButton;
8689 - (void) resizeSegmentedControl;
8690
8691 @end
8692
8693 @implementation SettingsController
8694
8695 - (void) loadView {
8696     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
8697     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8698     [table_ setDelegate:self];
8699     [(UITableView *) table_ setDataSource:self];
8700     [self setView:table_];
8701
8702     NSArray *items = [NSArray arrayWithObjects:
8703         UCLocalize("USER"),
8704         UCLocalize("HACKER"),
8705         UCLocalize("DEVELOPER"),
8706     nil];
8707     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8708     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8709     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8710     [container_ addSubview:segment_];
8711 }
8712
8713 - (void) viewDidLoad {
8714     [super viewDidLoad];
8715
8716     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8717
8718     int index = -1;
8719     if ([Role_ isEqualToString:@"User"]) index = 0;
8720     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8721     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8722     if (index != -1) {
8723         [segment_ setSelectedSegmentIndex:index];
8724         [self showDoneButton];
8725     }
8726
8727     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8728     [self resizeSegmentedControl];
8729 }
8730
8731 - (void) releaseSubviews {
8732     table_ = nil;
8733     segment_ = nil;
8734     container_ = nil;
8735
8736     [super releaseSubviews];
8737 }
8738
8739 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8740     if ((self = [super init]) != nil) {
8741         database_ = database;
8742         roledelegate_ = delegate;
8743     } return self;
8744 }
8745
8746 - (void) resizeSegmentedControl {
8747     CGFloat width = [[self view] frame].size.width;
8748     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8749 }
8750
8751 - (void) viewWillAppear:(BOOL)animated {
8752     [super viewWillAppear:animated];
8753
8754     [self resizeSegmentedControl];
8755 }
8756
8757 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8758     [self resizeSegmentedControl];
8759 }
8760
8761 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8762     [self resizeSegmentedControl];
8763 }
8764
8765 - (void) save {
8766     NSString *role(nil);
8767
8768     switch ([segment_ selectedSegmentIndex]) {
8769         case 0: role = @"User"; break;
8770         case 1: role = @"Hacker"; break;
8771         case 2: role = @"Developer"; break;
8772
8773         _nodefault
8774     }
8775
8776     if (![role isEqualToString:Role_]) {
8777         bool rolling(Role_ == nil);
8778         Role_ = role;
8779
8780         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8781             Role_, @"Role",
8782         nil];
8783
8784         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8785         Changed_ = true;
8786
8787         if (rolling)
8788             [roledelegate_ loadData];
8789         else
8790             [roledelegate_ updateData];
8791     }
8792 }
8793
8794 - (void) segmentChanged:(UISegmentedControl *)control {
8795     [self showDoneButton];
8796 }
8797
8798 - (void) saveAndClose {
8799     [self save];
8800
8801     [[self navigationItem] setRightBarButtonItem:nil];
8802     [[self navigationController] dismissModalViewControllerAnimated:YES];
8803 }
8804
8805 - (void) doneButtonClicked {
8806     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8807     [spinner startAnimating];
8808     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8809     [[self navigationItem] setRightBarButtonItem:spinItem];
8810
8811     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8812 }
8813
8814 - (void) showDoneButton {
8815     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8816         initWithTitle:UCLocalize("DONE")
8817         style:UIBarButtonItemStyleDone
8818         target:self
8819         action:@selector(doneButtonClicked)
8820     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8821 }
8822
8823 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8824     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8825     return 6;
8826 }
8827
8828 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8829     return 0; // :(
8830 }
8831
8832 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8833     return nil; // This method is required by the protocol.
8834 }
8835
8836 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8837     if (section == 1)
8838         return UCLocalize("ROLE_EX");
8839     if (section == 4)
8840         return [NSString stringWithFormat:
8841             @"%@: %@\n%@: %@\n%@: %@",
8842             UCLocalize("USER"), UCLocalize("USER_EX"),
8843             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8844             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8845         ];
8846     else return nil;
8847 }
8848
8849 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8850     return section == 3 ? 44.0f : 0;
8851 }
8852
8853 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8854     return section == 3 ? container_ : nil;
8855 }
8856
8857 - (void) reloadData {
8858     [super reloadData];
8859
8860     [table_ reloadData];
8861 }
8862
8863 @end
8864 /* }}} */
8865 /* Stash Controller {{{ */
8866 @interface StashController : CyteViewController {
8867     _H<UIActivityIndicatorView> spinner_;
8868     _H<UILabel> status_;
8869     _H<UILabel> caption_;
8870 }
8871
8872 @end
8873
8874 @implementation StashController
8875
8876 - (void) loadView {
8877     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8878     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8879     [self setView:view];
8880
8881     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8882
8883     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8884     CGRect spinrect = [spinner_ frame];
8885     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8886     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8887     [spinner_ setFrame:spinrect];
8888     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8889     [view addSubview:spinner_];
8890     [spinner_ startAnimating];
8891
8892     CGRect captrect;
8893     captrect.size.width = [[self view] frame].size.width;
8894     captrect.size.height = 40.0f;
8895     captrect.origin.x = 0;
8896     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8897     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8898     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8899     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8900     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8901     [caption_ setTextColor:[UIColor whiteColor]];
8902     [caption_ setBackgroundColor:[UIColor clearColor]];
8903     [caption_ setShadowColor:[UIColor blackColor]];
8904     [caption_ setTextAlignment:UITextAlignmentCenter];
8905     [view addSubview:caption_];
8906
8907     CGRect statusrect;
8908     statusrect.size.width = [[self view] frame].size.width;
8909     statusrect.size.height = 30.0f;
8910     statusrect.origin.x = 0;
8911     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8912     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8913     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8914     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8915     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8916     [status_ setTextColor:[UIColor whiteColor]];
8917     [status_ setBackgroundColor:[UIColor clearColor]];
8918     [status_ setShadowColor:[UIColor blackColor]];
8919     [status_ setTextAlignment:UITextAlignmentCenter];
8920     [view addSubview:status_];
8921 }
8922
8923 - (void) releaseSubviews {
8924     spinner_ = nil;
8925     status_ = nil;
8926     caption_ = nil;
8927
8928     [super releaseSubviews];
8929 }
8930
8931 @end
8932 /* }}} */
8933
8934 @interface CYURLCache : SDURLCache {
8935 }
8936
8937 @end
8938
8939 @implementation CYURLCache
8940
8941 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8942 #if !ForRelease
8943     if (false);
8944     else if ([event isEqualToString:@"no-cache"])
8945         event = @"!!!";
8946     else if ([event isEqualToString:@"store"])
8947         event = @">>>";
8948     else if ([event isEqualToString:@"invalid"])
8949         event = @"???";
8950     else if ([event isEqualToString:@"memory"])
8951         event = @"mem";
8952     else if ([event isEqualToString:@"disk"])
8953         event = @"ssd";
8954     else if ([event isEqualToString:@"miss"])
8955         event = @"---";
8956
8957     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8958 #endif
8959 }
8960
8961 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8962     if (NSURLResponse *response = [cached response])
8963         if (NSString *mime = [response MIMEType])
8964             if ([mime isEqualToString:@"text/cache-manifest"]) {
8965                 NSURL *url([response URL]);
8966
8967 #if !ForRelease
8968                 NSLog(@"###: %@", [url absoluteString]);
8969 #endif
8970
8971                 @synchronized (HostConfig_) {
8972                     [CachedURLs_ addObject:url];
8973                 }
8974             }
8975
8976     [super storeCachedResponse:cached forRequest:request];
8977 }
8978
8979 @end
8980
8981 @interface Cydia : UIApplication <
8982     ConfirmationControllerDelegate,
8983     DatabaseDelegate,
8984     CydiaDelegate,
8985     UINavigationControllerDelegate,
8986     UITabBarControllerDelegate
8987 > {
8988     _H<UIWindow> window_;
8989     _H<CYTabBarController> tabbar_;
8990     _H<CydiaLoadingViewController> emulated_;
8991
8992     _H<NSMutableArray> essential_;
8993     _H<NSMutableArray> broken_;
8994
8995     Database *database_;
8996
8997     _H<NSURL> starturl_;
8998
8999     unsigned locked_;
9000     unsigned activity_;
9001
9002     _H<StashController> stash_;
9003
9004     bool loaded_;
9005 }
9006
9007 - (void) loadData;
9008
9009 @end
9010
9011 @implementation Cydia
9012
9013 - (void) beginUpdate {
9014     [tabbar_ beginUpdate];
9015 }
9016
9017 - (BOOL) updating {
9018     return [tabbar_ updating];
9019 }
9020
9021 - (void) _loaded {
9022     if ([broken_ count] != 0) {
9023         int count = [broken_ count];
9024
9025         UIAlertView *alert = [[[UIAlertView alloc]
9026             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9027             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9028             delegate:self
9029             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
9030             otherButtonTitles:
9031                 UCLocalize("TEMPORARY_IGNORE"),
9032             nil
9033         ] autorelease];
9034
9035         [alert setContext:@"fixhalf"];
9036         [alert setNumberOfRows:2];
9037         [alert show];
9038     } else if (!Ignored_ && [essential_ count] != 0) {
9039         int count = [essential_ count];
9040
9041         UIAlertView *alert = [[[UIAlertView alloc]
9042             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9043             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9044             delegate:self
9045             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9046             otherButtonTitles:
9047                 UCLocalize("UPGRADE_ESSENTIAL"),
9048                 UCLocalize("COMPLETE_UPGRADE"),
9049             nil
9050         ] autorelease];
9051
9052         [alert setContext:@"upgrade"];
9053         [alert show];
9054     }
9055 }
9056
9057 - (void) returnToCydia {
9058     [self _loaded];
9059 }
9060
9061 - (void) _saveConfig {
9062     @synchronized (database_) {
9063         _trace();
9064         MetaFile_.Sync();
9065         _trace();
9066     }
9067
9068     if (Changed_) {
9069         NSString *error(nil);
9070
9071         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9072             _trace();
9073             NSError *error(nil);
9074             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9075                 NSLog(@"failure to save metadata data: %@", error);
9076             _trace();
9077
9078             Changed_ = false;
9079         } else {
9080             NSLog(@"failure to serialize metadata: %@", error);
9081         }
9082     }
9083
9084     CydiaWriteSources();
9085 }
9086
9087 // Navigation controller for the queuing badge.
9088 - (UINavigationController *) queueNavigationController {
9089     NSArray *controllers = [tabbar_ viewControllers];
9090     return [controllers objectAtIndex:3];
9091 }
9092
9093 - (void) unloadData {
9094     [tabbar_ unloadData];
9095 }
9096
9097 - (void) _updateData {
9098     [self _saveConfig];
9099     [self unloadData];
9100
9101     UINavigationController *navigation = [self queueNavigationController];
9102
9103     id queuedelegate = nil;
9104     if ([[navigation viewControllers] count] > 0)
9105         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9106
9107     [queuedelegate queueStatusDidChange];
9108     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9109 }
9110
9111 - (void) _refreshIfPossible:(NSDate *)update {
9112     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9113
9114     bool recently = false;
9115     if (update != nil) {
9116         NSTimeInterval interval([update timeIntervalSinceNow]);
9117         if (interval <= 0 && interval > -(15*60))
9118             recently = true;
9119     }
9120
9121     // Don't automatic refresh if:
9122     //  - We already refreshed recently.
9123     //  - We already auto-refreshed this launch.
9124     //  - Auto-refresh is disabled.
9125     if (recently || loaded_ || ManualRefresh) {
9126         // If we are cancelling, we need to make sure it knows it's already loaded.
9127         loaded_ = true;
9128
9129         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9130     } else {
9131         // We are going to load, so remember that.
9132         loaded_ = true;
9133
9134         // If we can reach the server, auto-refresh!
9135         if (IsReachable("cydia.saurik.com"))
9136             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9137     }
9138
9139     [pool release];
9140 }
9141
9142 - (void) refreshIfPossible {
9143     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9144 }
9145
9146 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9147 @synchronized (self) {
9148     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9149     [hud setText:UCLocalize("RELOADING_DATA")];
9150
9151     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9152
9153     size_t changes(0);
9154
9155     [essential_ removeAllObjects];
9156     [broken_ removeAllObjects];
9157
9158     NSArray *packages([database_ packages]);
9159     for (Package *package in packages) {
9160         if ([package half])
9161             [broken_ addObject:package];
9162         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9163             if ([package essential] && [package installed] != nil)
9164                 [essential_ addObject:package];
9165             ++changes;
9166         }
9167     }
9168
9169     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9170     if (changes != 0) {
9171         _trace();
9172         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9173         [changesItem setBadgeValue:badge];
9174         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9175         [self setApplicationIconBadgeNumber:changes];
9176     } else {
9177         _trace();
9178         [changesItem setBadgeValue:nil];
9179         [changesItem setAnimatedBadge:NO];
9180         [self setApplicationIconBadgeNumber:0];
9181     }
9182
9183     [self _updateData];
9184
9185     if (hud != nil)
9186         [self removeProgressHUD:hud];
9187 } }
9188
9189 - (void) updateData {
9190     [self _updateData];
9191 }
9192
9193 - (void) updateDataAndLoad {
9194     [self _updateData];
9195     if ([database_ progressDelegate] == nil)
9196         [self _loaded];
9197 }
9198
9199 - (void) update_ {
9200     [database_ update];
9201     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9202 }
9203
9204 - (void) disemulate {
9205     if (emulated_ == nil)
9206         return;
9207
9208     [window_ addSubview:[tabbar_ view]];
9209     [[emulated_ view] removeFromSuperview];
9210     emulated_ = nil;
9211     [window_ setUserInteractionEnabled:YES];
9212 }
9213
9214 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9215     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9216     if (IsWildcat_)
9217         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9218
9219     UIViewController *parent;
9220     if (emulated_ == nil)
9221         parent = tabbar_;
9222     else if (!force)
9223         parent = emulated_;
9224     else {
9225         [self disemulate];
9226         parent = tabbar_;
9227     }
9228
9229     [parent presentModalViewController:navigation animated:YES];
9230 }
9231
9232 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9233     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9234
9235     if (navigation != nil)
9236         [navigation pushViewController:progress animated:YES];
9237     else
9238         [self presentModalViewController:progress force:YES];
9239
9240     [progress invoke:invocation withTitle:title];
9241     return progress;
9242 }
9243
9244 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9245     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9246 }
9247
9248 - (void) repairWithInvocation:(NSInvocation *)invocation {
9249     _trace();
9250     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9251     _trace();
9252 }
9253
9254 - (void) repairWithSelector:(SEL)selector {
9255     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9256 }
9257
9258 - (void) reloadData {
9259     [self reloadDataWithInvocation:nil];
9260     if ([database_ progressDelegate] == nil)
9261         [self _loaded];
9262 }
9263
9264 - (void) syncData {
9265     [self _saveConfig];
9266     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9267 }
9268
9269 - (void) addSource:(NSDictionary *) source {
9270     CydiaAddSource(source);
9271 }
9272
9273 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9274     CydiaAddSource(href, distribution, sections);
9275 }
9276
9277 - (void) addTrivialSource:(NSString *)href {
9278     CydiaAddSource(href, @"./");
9279 }
9280
9281 - (void) updateValues {
9282     Changed_ = true;
9283 }
9284
9285 - (void) resolve {
9286     pkgProblemResolver *resolver = [database_ resolver];
9287
9288     resolver->InstallProtect();
9289     if (!resolver->Resolve(true))
9290         _error->Discard();
9291 }
9292
9293 - (bool) perform {
9294     // XXX: this is a really crappy way of doing this.
9295     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9296     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9297     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9298     if ([tabbar_ updating])
9299         [tabbar_ cancelUpdate];
9300
9301     if (![database_ prepare])
9302         return false;
9303
9304     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9305     [page setDelegate:self];
9306     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9307
9308     if (IsWildcat_)
9309         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9310     [tabbar_ presentModalViewController:confirm_ animated:YES];
9311
9312     return true;
9313 }
9314
9315 - (void) queue {
9316     @synchronized (self) {
9317         [self perform];
9318     }
9319 }
9320
9321 - (void) clearPackage:(Package *)package {
9322     @synchronized (self) {
9323         [package clear];
9324         [self resolve];
9325         [self perform];
9326     }
9327 }
9328
9329 - (void) installPackages:(NSArray *)packages {
9330     @synchronized (self) {
9331         for (Package *package in packages)
9332             [package install];
9333         [self resolve];
9334         [self perform];
9335     }
9336 }
9337
9338 - (void) installPackage:(Package *)package {
9339     @synchronized (self) {
9340         [package install];
9341         [self resolve];
9342         [self perform];
9343     }
9344 }
9345
9346 - (void) removePackage:(Package *)package {
9347     @synchronized (self) {
9348         [package remove];
9349         [self resolve];
9350         [self perform];
9351     }
9352 }
9353
9354 - (void) distUpgrade {
9355     @synchronized (self) {
9356         if (![database_ upgrade])
9357             return;
9358         [self perform];
9359     }
9360 }
9361
9362 - (void) _uicache {
9363     _trace();
9364     system("su -c /usr/bin/uicache mobile");
9365     _trace();
9366 }
9367
9368 - (void) uicache {
9369     UIProgressHUD *hud([self addProgressHUD]);
9370     [hud setText:UCLocalize("LOADING")];
9371     [self yieldToSelector:@selector(_uicache)];
9372     [self removeProgressHUD:hud];
9373 }
9374
9375 - (void) perform_ {
9376     [database_ perform];
9377     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9378     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9379 }
9380
9381 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9382     Queuing_ = false;
9383     ++locked_;
9384     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9385     --locked_;
9386 }
9387
9388 - (void) showSettings {
9389     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9390 }
9391
9392 - (void) retainNetworkActivityIndicator {
9393     if (activity_++ == 0)
9394         [self setNetworkActivityIndicatorVisible:YES];
9395
9396 #if TraceLogging
9397     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9398 #endif
9399 }
9400
9401 - (void) releaseNetworkActivityIndicator {
9402     if (--activity_ == 0)
9403         [self setNetworkActivityIndicatorVisible:NO];
9404
9405 #if TraceLogging
9406     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9407 #endif
9408
9409 }
9410
9411 - (void) cancelAndClear:(bool)clear {
9412     @synchronized (self) {
9413         if (clear) {
9414             [database_ clear];
9415             Queuing_ = false;
9416         } else {
9417             Queuing_ = true;
9418         }
9419
9420         [self _updateData];
9421     }
9422 }
9423
9424 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9425     NSString *context([alert context]);
9426
9427     if ([context isEqualToString:@"conffile"]) {
9428         FILE *input = [database_ input];
9429         if (button == [alert cancelButtonIndex])
9430             fprintf(input, "N\n");
9431         else if (button == [alert firstOtherButtonIndex])
9432             fprintf(input, "Y\n");
9433         fflush(input);
9434
9435         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9436     } else if ([context isEqualToString:@"fixhalf"]) {
9437         if (button == [alert cancelButtonIndex]) {
9438             @synchronized (self) {
9439                 for (Package *broken in (id) broken_) {
9440                     [broken remove];
9441
9442                     NSString *id = [broken id];
9443                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9444                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9445                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9446                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9447                 }
9448
9449                 [self resolve];
9450                 [self perform];
9451             }
9452         } else if (button == [alert firstOtherButtonIndex]) {
9453             [broken_ removeAllObjects];
9454             [self _loaded];
9455         }
9456
9457         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9458     } else if ([context isEqualToString:@"upgrade"]) {
9459         if (button == [alert firstOtherButtonIndex]) {
9460             @synchronized (self) {
9461                 for (Package *essential in (id) essential_)
9462                     [essential install];
9463
9464                 [self resolve];
9465                 [self perform];
9466             }
9467         } else if (button == [alert firstOtherButtonIndex] + 1) {
9468             [self distUpgrade];
9469         } else if (button == [alert cancelButtonIndex]) {
9470             Ignored_ = YES;
9471         }
9472
9473         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9474     }
9475 }
9476
9477 - (void) system:(NSString *)command {
9478     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9479
9480     _trace();
9481     system([command UTF8String]);
9482     _trace();
9483
9484     [pool release];
9485 }
9486
9487 - (void) applicationWillSuspend {
9488     [database_ clean];
9489     [super applicationWillSuspend];
9490 }
9491
9492 - (BOOL) isSafeToSuspend {
9493     if (locked_ != 0) {
9494 #if !ForRelease
9495         NSLog(@"isSafeToSuspend: locked_ != 0");
9496 #endif
9497         return false;
9498     }
9499
9500     // Use external process status API internally.
9501     // This is probably a really bad idea.
9502     // XXX: what is the point of this? does this solve anything at all?
9503     uint64_t status = 0;
9504     int notify_token;
9505     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9506         notify_get_state(notify_token, &status);
9507         notify_cancel(notify_token);
9508     }
9509
9510     if (status != 0) {
9511 #if !ForRelease
9512         NSLog(@"isSafeToSuspend: status != 0");
9513 #endif
9514         return false;
9515     }
9516
9517 #if !ForRelease
9518     NSLog(@"isSafeToSuspend: -> true");
9519 #endif
9520     return true;
9521 }
9522
9523 - (void) applicationSuspend:(__GSEvent *)event {
9524     if ([self isSafeToSuspend])
9525         [super applicationSuspend:event];
9526 }
9527
9528 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9529     if ([self isSafeToSuspend])
9530         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9531 }
9532
9533 - (void) _setSuspended:(BOOL)value {
9534     if ([self isSafeToSuspend])
9535         [super _setSuspended:value];
9536 }
9537
9538 - (UIProgressHUD *) addProgressHUD {
9539     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9540     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9541
9542     [window_ setUserInteractionEnabled:NO];
9543
9544     UIViewController *target(tabbar_);
9545     if (UIViewController *modal = [target modalViewController])
9546         target = modal;
9547
9548     [hud showInView:[target view]];
9549
9550     ++locked_;
9551     return hud;
9552 }
9553
9554 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9555     --locked_;
9556     [hud hide];
9557     [hud removeFromSuperview];
9558     [window_ setUserInteractionEnabled:YES];
9559 }
9560
9561 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9562     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9563 }
9564
9565 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9566     NSString *scheme([[url scheme] lowercaseString]);
9567     if ([[url absoluteString] length] <= [scheme length] + 3)
9568         return nil;
9569     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9570     NSArray *components([path componentsSeparatedByString:@"/"]);
9571
9572     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9573         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9574         if (controller != nil)
9575             [controller setDelegate:self];
9576         return controller;
9577     }
9578
9579     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9580         return nil;
9581
9582     NSString *base([components objectAtIndex:0]);
9583
9584     CyteViewController *controller = nil;
9585
9586     if ([base isEqualToString:@"url"]) {
9587         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9588         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9589         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9590     } else if (!external && [components count] == 1) {
9591         if ([base isEqualToString:@"storage"]) {
9592             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9593         }
9594
9595         if ([base isEqualToString:@"sources"]) {
9596             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9597         }
9598
9599         if ([base isEqualToString:@"home"]) {
9600             controller = [[[HomeController alloc] init] autorelease];
9601         }
9602
9603         if ([base isEqualToString:@"sections"]) {
9604             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9605         }
9606
9607         if ([base isEqualToString:@"changes"]) {
9608             controller = [[[ChangesPackageListController alloc] initWithDatabase:database_] autorelease];
9609         }
9610
9611         if ([base isEqualToString:@"installed"]) {
9612             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9613         }
9614     } else if ([components count] == 2) {
9615         NSString *argument = [components objectAtIndex:1];
9616
9617         if ([base isEqualToString:@"package"]) {
9618             controller = [self pageForPackage:argument withReferrer:referrer];
9619         }
9620
9621         if (!external && [base isEqualToString:@"sections"]) {
9622             if ([argument isEqualToString:@"all"])
9623                 argument = nil;
9624             controller = [[[SectionController alloc] initWithDatabase:database_ section:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding] source:nil] autorelease];
9625         }
9626
9627         if (!external && [base isEqualToString:@"sources"]) {
9628             if ([argument isEqualToString:@"add"]) {
9629                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9630                 [(SourcesController *)controller showAddSourcePrompt];
9631             }
9632         }
9633
9634         if (!external && [base isEqualToString:@"launch"]) {
9635             [self launchApplicationWithIdentifier:argument suspended:NO];
9636             return nil;
9637         }
9638     } else if ([components count] == 3) {
9639         NSString *arg1 = [components objectAtIndex:1];
9640         NSString *arg2 = [components objectAtIndex:2];
9641
9642         if (!external && [base isEqualToString:@"package"]) {
9643             if ([arg2 isEqualToString:@"settings"]) {
9644                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9645             } else if ([arg2 isEqualToString:@"files"]) {
9646                 if (Package *package = [database_ packageWithName:arg1]) {
9647                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9648                     [(FileTable *)controller setPackage:package];
9649                 }
9650             }
9651         }
9652
9653         if (!external && [base isEqualToString:@"sources"]) {
9654             Source *source = [database_ sourceWithKey:[arg1 stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9655             NSString *section = [arg2 stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9656             if ([section isEqualToString:@"all"])
9657                 section = nil;
9658
9659             controller = [[[SectionController alloc] initWithDatabase:database_ section:arg2 source:source] autorelease];
9660         }
9661     }
9662
9663     [controller setDelegate:self];
9664     return controller;
9665 }
9666
9667 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9668     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9669
9670     if (page != nil)
9671         [tabbar_ setUnselectedViewController:page];
9672
9673     return page != nil;
9674 }
9675
9676 - (void) applicationOpenURL:(NSURL *)url {
9677     [super applicationOpenURL:url];
9678
9679     if (!loaded_)
9680         starturl_ = url;
9681     else
9682         [self openCydiaURL:url forExternal:YES];
9683 }
9684
9685 - (void) applicationWillResignActive:(UIApplication *)application {
9686     // Stop refreshing if you get a phone call or lock the device.
9687     if ([tabbar_ updating])
9688         [tabbar_ cancelUpdate];
9689
9690     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9691         [super applicationWillResignActive:application];
9692 }
9693
9694 - (void) saveState {
9695     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9696     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9697     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9698     Changed_ = true;
9699
9700     [self _saveConfig];
9701 }
9702
9703 - (void) applicationWillTerminate:(UIApplication *)application {
9704     [self saveState];
9705 }
9706
9707 - (void) setConfigurationData:(NSString *)data {
9708     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9709
9710     if (!conffile_r(data)) {
9711         lprintf("E:invalid conffile\n");
9712         return;
9713     }
9714
9715     NSString *ofile = conffile_r[1];
9716     //NSString *nfile = conffile_r[2];
9717
9718     UIAlertView *alert = [[[UIAlertView alloc]
9719         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9720         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9721         delegate:self
9722         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9723         otherButtonTitles:
9724             UCLocalize("ACCEPT_NEW_COPY"),
9725             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9726         nil
9727     ] autorelease];
9728
9729     [alert setContext:@"conffile"];
9730     [alert setNumberOfRows:2];
9731     [alert show];
9732 }
9733
9734 - (void) addStashController {
9735     ++locked_;
9736     stash_ = [[[StashController alloc] init] autorelease];
9737     [window_ addSubview:[stash_ view]];
9738 }
9739
9740 - (void) removeStashController {
9741     [[stash_ view] removeFromSuperview];
9742     stash_ = nil;
9743     --locked_;
9744 }
9745
9746 - (void) stash {
9747     [self setIdleTimerDisabled:YES];
9748
9749     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9750     UpdateExternalStatus(1);
9751     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9752     UpdateExternalStatus(0);
9753
9754     [self removeStashController];
9755
9756     pid_t pid(ExecFork());
9757     if (pid == 0) {
9758         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9759         perror("launchctl stop");
9760         exit(0);
9761     }
9762
9763     ReapZombie(pid);
9764 }
9765
9766 - (void) setupViewControllers {
9767     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9768
9769     NSMutableArray *items([NSMutableArray arrayWithObjects:
9770         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9771         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease],
9772         [[[UITabBarItem alloc] initWithTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES")) image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9773         [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease],
9774     nil]);
9775
9776     NSMutableArray *controllers([NSMutableArray array]);
9777     for (UITabBarItem *item in items) {
9778         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9779         [controller setTabBarItem:item];
9780         [controllers addObject:controller];
9781     }
9782     [tabbar_ setViewControllers:controllers];
9783
9784     [tabbar_ setUpdateDelegate:self];
9785 }
9786
9787 - (void) _sendMemoryWarningNotification {
9788     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9789         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9790     else
9791         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9792 }
9793
9794 - (void) _sendMemoryWarningNotifications {
9795     while (true) {
9796         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9797         sleep(2);
9798         //usleep(2000000);
9799     }
9800 }
9801
9802 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9803     NSLog(@"--");
9804     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9805 }
9806
9807 - (void) applicationDidFinishLaunching:(id)unused {
9808     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9809
9810 _trace();
9811     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9812         [self setApplicationSupportsShakeToEdit:NO];
9813
9814     @synchronized (HostConfig_) {
9815         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9816     }
9817
9818     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9819         initWithMemoryCapacity:524288
9820         diskCapacity:10485760
9821         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9822     ] autorelease]];
9823
9824     [CydiaWebViewController _initialize];
9825
9826     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9827
9828     // this would disallow http{,s} URLs from accessing this data
9829     //[WebView registerURLSchemeAsLocal:@"cydia"];
9830
9831     Font12_ = [UIFont systemFontOfSize:12];
9832     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9833     Font14_ = [UIFont systemFontOfSize:14];
9834     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9835     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9836
9837     essential_ = [NSMutableArray arrayWithCapacity:4];
9838     broken_ = [NSMutableArray arrayWithCapacity:4];
9839
9840     // XXX: I really need this thing... like, seriously... I'm sorry
9841     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9842
9843     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9844     [window_ orderFront:self];
9845     [window_ makeKey:self];
9846     [window_ setHidden:NO];
9847
9848     if (false) stash: {
9849         [self addStashController];
9850         // XXX: this would be much cleaner as a yieldToSelector:
9851         // that way the removeStashController could happen right here inline
9852         // we also could no longer require the useless stash_ field anymore
9853         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9854         return;
9855     }
9856
9857     struct stat root;
9858     int error(stat("/", &root));
9859     _assert(error != -1);
9860
9861     #define Stash_(path) do { \
9862         struct stat folder; \
9863         int error(lstat((path), &folder)); \
9864         if (error != -1 && ( \
9865             folder.st_dev == root.st_dev && \
9866             S_ISDIR(folder.st_mode) \
9867         ) || error == -1 && ( \
9868             errno == ENOENT || \
9869             errno == ENOTDIR \
9870         )) goto stash; \
9871     } while (false)
9872
9873     Stash_("/Applications");
9874     Stash_("/Library/Ringtones");
9875     Stash_("/Library/Wallpaper");
9876     //Stash_("/usr/bin");
9877     Stash_("/usr/include");
9878     Stash_("/usr/lib/pam");
9879     Stash_("/usr/libexec");
9880     Stash_("/usr/share");
9881     //Stash_("/var/lib");
9882
9883     database_ = [Database sharedInstance];
9884     [database_ setDelegate:self];
9885
9886     [window_ setUserInteractionEnabled:NO];
9887     [self setupViewControllers];
9888
9889     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9890     [window_ addSubview:[emulated_ view]];
9891
9892     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9893 _trace();
9894 }
9895
9896 - (NSArray *) defaultStartPages {
9897     NSMutableArray *standard = [NSMutableArray array];
9898     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9899     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9900     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9901     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9902     return standard;
9903 }
9904
9905 - (void) loadData {
9906 _trace();
9907     if (Role_ == nil) {
9908         [window_ setUserInteractionEnabled:YES];
9909         [self showSettings];
9910         return;
9911     } else {
9912         if ([emulated_ modalViewController] != nil)
9913             [emulated_ dismissModalViewControllerAnimated:YES];
9914         [window_ setUserInteractionEnabled:NO];
9915     }
9916
9917     [self reloadDataWithInvocation:nil];
9918     [self refreshIfPossible];
9919     PrintTimes();
9920
9921     [self disemulate];
9922
9923     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9924     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
9925     int standardIndex = 0;
9926     NSArray *standard = [self defaultStartPages];
9927
9928     BOOL valid = YES;
9929
9930     if (saved == nil)
9931         valid = NO;
9932
9933     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9934     if (valid && closed != nil) {
9935         NSTimeInterval interval([closed timeIntervalSinceNow]);
9936         // XXX: Is 30 minutes the optimal time here?
9937         if (interval <= -(30*60))
9938             valid = NO;
9939     }
9940
9941     if (valid && [saved count] != [standard count])
9942         valid = NO;
9943
9944     if (valid) {
9945         for (unsigned int i = 0; i < [standard count]; i++) {
9946             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9947             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9948             //      but it's good enough for now.
9949             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9950                 valid = NO;
9951                 break;
9952             }
9953         }
9954     }
9955
9956     NSArray *items = nil;
9957     if (valid) {
9958         [tabbar_ setSelectedIndex:savedIndex];
9959         items = saved;
9960     } else {
9961         [tabbar_ setSelectedIndex:standardIndex];
9962         items = standard;
9963     }
9964
9965     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9966         NSArray *stack = [items objectAtIndex:tab];
9967         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9968         NSMutableArray *current = [NSMutableArray array];
9969
9970         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9971             NSString *addr = [stack objectAtIndex:nav];
9972             NSURL *url = [NSURL URLWithString:addr];
9973             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
9974             if (page != nil)
9975                 [current addObject:page];
9976         }
9977
9978         [navigation setViewControllers:current];
9979     }
9980
9981     // (Try to) show the startup URL.
9982     if (starturl_ != nil) {
9983         [self openCydiaURL:starturl_ forExternal:NO];
9984         starturl_ = nil;
9985     }
9986 }
9987
9988 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9989     if (item != nil && IsWildcat_) {
9990         [sheet showFromBarButtonItem:item animated:YES];
9991     } else {
9992         [sheet showInView:window_];
9993     }
9994 }
9995
9996 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9997     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9998     [progress setTitle:task];
9999     [progress addProgressEvent:event];
10000 }
10001
10002 - (void) addProgressEventForTask:(NSArray *)data {
10003     CydiaProgressEvent *event([data objectAtIndex:0]);
10004     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10005     [self addProgressEvent:event forTask:task];
10006 }
10007
10008 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10009     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10010 }
10011
10012 @end
10013
10014 /*IMP alloc_;
10015 id Alloc_(id self, SEL selector) {
10016     id object = alloc_(self, selector);
10017     lprintf("[%s]A-%p\n", self->isa->name, object);
10018     return object;
10019 }*/
10020
10021 /*IMP dealloc_;
10022 id Dealloc_(id self, SEL selector) {
10023     id object = dealloc_(self, selector);
10024     lprintf("[%s]D-%p\n", self->isa->name, object);
10025     return object;
10026 }*/
10027
10028 Class $WebDefaultUIKitDelegate;
10029
10030 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
10031     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
10032         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
10033     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
10034 }
10035
10036 static NSSet *MobilizedFiles_;
10037
10038 static NSURL *MobilizeURL(NSURL *url) {
10039     NSString *path([url path]);
10040     if ([path hasPrefix:@"/var/root/"]) {
10041         NSString *file([path substringFromIndex:10]);
10042         if ([MobilizedFiles_ containsObject:file])
10043             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
10044     }
10045
10046     return url;
10047 }
10048
10049 Class $CFXPreferencesPropertyListSource;
10050 @class CFXPreferencesPropertyListSource;
10051
10052 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10053     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10054     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10055     url = MobilizeURL(url);
10056     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10057     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10058     url = old;
10059     [pool release];
10060     return value;
10061 }
10062
10063 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10064     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10065     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10066     url = MobilizeURL(url);
10067     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10068     //NSLog(@"%@ %@", [url absoluteString], value);
10069     url = old;
10070     [pool release];
10071     return value;
10072 }
10073
10074 Class $NSURLConnection;
10075
10076 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10077     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10078
10079     NSURL *url([copy URL]);
10080
10081     NSString *host([url host]);
10082     NSString *scheme([[url scheme] lowercaseString]);
10083
10084     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10085
10086     @synchronized (HostConfig_) {
10087         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10088             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10089                 [copy setHTTPShouldUsePipelining:YES];
10090
10091         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10092             if ([control isEqualToString:@"max-age=0"])
10093                 if ([CachedURLs_ containsObject:url]) {
10094 #if !ForRelease
10095                     NSLog(@"~~~: %@", url);
10096 #endif
10097
10098                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10099
10100                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10101                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10102                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10103                 }
10104     }
10105
10106     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10107     } return self;
10108 }
10109
10110 Class $WAKWindow;
10111
10112 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10113     CGSize size([[UIScreen mainScreen] bounds].size);
10114     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10115         if ([$WAKWindow hasLandscapeOrientation])
10116             std::swap(size.width, size.height);*/
10117     return size;
10118 }
10119
10120 int main(int argc, char *argv[]) {
10121     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10122
10123     _trace();
10124
10125     UpdateExternalStatus(0);
10126
10127     if (Class $UIDevice = objc_getClass("UIDevice")) {
10128         UIDevice *device([$UIDevice currentDevice]);
10129         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10130     } else
10131         IsWildcat_ = false;
10132
10133     UIScreen *screen([UIScreen mainScreen]);
10134     if ([screen respondsToSelector:@selector(scale)])
10135         ScreenScale_ = [screen scale];
10136     else
10137         ScreenScale_ = 1;
10138
10139     UIDevice *device([UIDevice currentDevice]);
10140     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10141         Idiom_ = @"iphone";
10142     else {
10143         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10144         if (idiom == UIUserInterfaceIdiomPhone)
10145             Idiom_ = @"iphone";
10146         else if (idiom == UIUserInterfaceIdiomPad)
10147             Idiom_ = @"ipad";
10148         else
10149             NSLog(@"unknown UIUserInterfaceIdiom!");
10150     }
10151
10152     Pcre pattern("^([0-9]+\\.[0-9]+)");
10153
10154     if (pattern([device systemVersion]))
10155         Firmware_ = pattern[1];
10156     if (pattern(Cydia_))
10157         Major_ = pattern[1];
10158
10159     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10160
10161     HostConfig_ = [[[NSObject alloc] init] autorelease];
10162     @synchronized (HostConfig_) {
10163         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10164         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10165         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10166         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10167         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10168     }
10169
10170     NSString *ui(@"ui/ios");
10171     if (Idiom_ != nil)
10172         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10173     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10174     UI_ = CydiaURL(ui);
10175
10176     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10177
10178     MobilizedFiles_ = [NSMutableSet setWithObjects:
10179         @"Library/Preferences/com.apple.Accessibility.plist",
10180         @"Library/Preferences/com.apple.preferences.sounds.plist",
10181     nil];
10182
10183     /* Library Hacks {{{ */
10184     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10185
10186     $WAKWindow = objc_getClass("WAKWindow");
10187     if ($WAKWindow != NULL)
10188         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10189             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10190
10191     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10192
10193     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10194     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10195         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10196         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10197     }
10198
10199     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10200     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10201         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10202         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10203     }
10204
10205     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10206     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10207     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10208         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10209         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10210     }
10211
10212     $NSURLConnection = objc_getClass("NSURLConnection");
10213     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10214     if (NSURLConnection$init$ != NULL) {
10215         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10216         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10217     }
10218     /* }}} */
10219     /* Set Locale {{{ */
10220     Locale_ = CFLocaleCopyCurrent();
10221     Languages_ = [NSLocale preferredLanguages];
10222
10223     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10224     //NSLog(@"%@", [Languages_ description]);
10225
10226     const char *lang;
10227     if (Locale_ != NULL)
10228         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10229     else if (Languages_ != nil && [Languages_ count] != 0)
10230         lang = [[Languages_ objectAtIndex:0] UTF8String];
10231     else
10232         // XXX: consider just setting to C and then falling through?
10233         lang = NULL;
10234
10235     if (lang != NULL) {
10236         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10237         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10238     }
10239
10240     NSLog(@"Setting Language: %s", lang);
10241
10242     if (lang != NULL) {
10243         setenv("LANG", lang, true);
10244         std::setlocale(LC_ALL, lang);
10245     }
10246     /* }}} */
10247
10248     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10249
10250     /* Parse Arguments {{{ */
10251     bool substrate(false);
10252
10253     if (argc != 0) {
10254         char **args(argv);
10255         int arge(1);
10256
10257         for (int argi(1); argi != argc; ++argi)
10258             if (strcmp(argv[argi], "--") == 0) {
10259                 arge = argi;
10260                 argv[argi] = argv[0];
10261                 argv += argi;
10262                 argc -= argi;
10263                 break;
10264             }
10265
10266         for (int argi(1); argi != arge; ++argi)
10267             if (strcmp(args[argi], "--substrate") == 0)
10268                 substrate = true;
10269             else
10270                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10271     }
10272     /* }}} */
10273
10274     App_ = [[NSBundle mainBundle] bundlePath];
10275     Advanced_ = YES;
10276
10277     setuid(0);
10278     setgid(0);
10279
10280     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10281     alloc_ = alloc->method_imp;
10282     alloc->method_imp = (IMP) &Alloc_;*/
10283
10284     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10285     dealloc_ = dealloc->method_imp;
10286     dealloc->method_imp = (IMP) &Dealloc_;*/
10287
10288     /* System Information {{{ */
10289     size_t size;
10290
10291     int maxproc;
10292     size = sizeof(maxproc);
10293     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10294         perror("sysctlbyname(\"kern.maxproc\", ?)");
10295     else if (maxproc < 64) {
10296         maxproc = 64;
10297         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10298             perror("sysctlbyname(\"kern.maxproc\", #)");
10299     }
10300
10301     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10302     char *osversion = new char[size];
10303     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10304         perror("sysctlbyname(\"kern.osversion\", ?)");
10305     else
10306         System_ = [NSString stringWithUTF8String:osversion];
10307
10308     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10309     char *machine = new char[size];
10310     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10311         perror("sysctlbyname(\"hw.machine\", ?)");
10312     else
10313         Machine_ = machine;
10314
10315     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10316     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10317     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10318
10319     UniqueID_ = [device uniqueIdentifier];
10320
10321     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10322         Product_ = [info objectForKey:@"SafariProductVersion"];
10323         Safari_ = [info objectForKey:@"CFBundleVersion"];
10324     }
10325
10326     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10327
10328     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10329         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10330     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10331         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10332     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10333         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10334
10335     UserAgent_ = agent;
10336     /* }}} */
10337     /* Load Database {{{ */
10338     _trace();
10339     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10340     _trace();
10341     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10342
10343     if (Metadata_ == NULL)
10344         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10345     else {
10346         Settings_ = [Metadata_ objectForKey:@"Settings"];
10347
10348         Packages_ = [Metadata_ objectForKey:@"Packages"];
10349
10350         Values_ = [Metadata_ objectForKey:@"Values"];
10351         Sections_ = [Metadata_ objectForKey:@"Sections"];
10352         Sources_ = [Metadata_ objectForKey:@"Sources"];
10353
10354         Token_ = [Metadata_ objectForKey:@"Token"];
10355
10356         Version_ = [Metadata_ objectForKey:@"Version"];
10357     }
10358
10359     if (Settings_ != nil)
10360         Role_ = [Settings_ objectForKey:@"Role"];
10361
10362     if (Values_ == nil) {
10363         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10364         [Metadata_ setObject:Values_ forKey:@"Values"];
10365     }
10366
10367     if (Sections_ == nil) {
10368         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10369         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10370     }
10371
10372     if (Sources_ == nil) {
10373         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10374         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10375     }
10376
10377     if (Version_ == nil) {
10378         Version_ = [NSNumber numberWithUnsignedInt:0];
10379         [Metadata_ setObject:Version_ forKey:@"Version"];
10380     }
10381
10382     if ([Version_ unsignedIntValue] == 0) {
10383         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10384         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10385         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10386         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10387
10388         Version_ = [NSNumber numberWithUnsignedInt:1];
10389         [Metadata_ setObject:Version_ forKey:@"Version"];
10390
10391         [Metadata_ removeObjectForKey:@"LastUpdate"];
10392
10393         Changed_ = true;
10394     }
10395     /* }}} */
10396
10397     CydiaWriteSources();
10398
10399     _trace();
10400     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10401     _trace();
10402
10403     if (Packages_ != nil) {
10404         bool fail(false);
10405         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10406         _trace();
10407
10408         if (!fail) {
10409             [Metadata_ removeObjectForKey:@"Packages"];
10410             Packages_ = nil;
10411             Changed_ = true;
10412         }
10413     }
10414
10415     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10416
10417 #define MobileSubstrate_(name) \
10418     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10419         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10420         if (handle == NULL) \
10421             NSLog(@"%s", dlerror()); \
10422     }
10423
10424     MobileSubstrate_(Activator)
10425     MobileSubstrate_(libstatusbar)
10426     MobileSubstrate_(SimulatedKeyEvents)
10427     MobileSubstrate_(WinterBoard)
10428
10429     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10430         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10431
10432     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10433
10434     if (access("/User", F_OK) != 0 || version != 5) {
10435         _trace();
10436         system("/usr/libexec/cydia/firmware.sh");
10437         _trace();
10438     }
10439
10440     _assert([[NSFileManager defaultManager]
10441         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10442         withIntermediateDirectories:YES
10443         attributes:nil
10444         error:NULL
10445     ]);
10446
10447     if (access("/tmp/cydia.chk", F_OK) == 0) {
10448         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10449             _assert(errno == ENOENT);
10450         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10451             _assert(errno == ENOENT);
10452     }
10453
10454     /* APT Initialization {{{ */
10455     _assert(pkgInitConfig(*_config));
10456     _assert(pkgInitSystem(*_config, _system));
10457
10458     if (lang != NULL)
10459         _config->Set("APT::Acquire::Translation", lang);
10460
10461     // XXX: this timeout might be important :(
10462     //_config->Set("Acquire::http::Timeout", 15);
10463
10464     _config->Set("Acquire::http::MaxParallel", 3);
10465     /* }}} */
10466     /* Color Choices {{{ */
10467     space_ = CGColorSpaceCreateDeviceRGB();
10468
10469     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10470     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10471     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10472     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10473     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10474     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10475     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10476     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10477     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10478
10479     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10480     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10481     /* }}}*/
10482     /* UIKit Configuration {{{ */
10483     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10484     if ($GSFontSetUseLegacyFontMetrics != NULL)
10485         $GSFontSetUseLegacyFontMetrics(YES);
10486
10487     // XXX: I have a feeling this was important
10488     //UIKeyboardDisableAutomaticAppearance();
10489     /* }}} */
10490
10491     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, "GSSystemHasCapability"));
10492     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10493
10494     ShowPromoted_ = fast;
10495     PulseInterval_ = fast ? 50000 : 500000;
10496
10497     Colon_ = UCLocalize("COLON_DELIMITED");
10498     Elision_ = UCLocalize("ELISION");
10499     Error_ = UCLocalize("ERROR");
10500     Warning_ = UCLocalize("WARNING");
10501
10502 #if !ForRelease
10503     AprilFools_ = true;
10504 #else
10505     CFGregorianDate date(CFAbsoluteTimeGetGregorianDate(CFAbsoluteTimeGetCurrent(), CFTimeZoneCopySystem()));
10506     AprilFools_ = date.month == 4 && date.day == 1;
10507 #endif
10508
10509     _trace();
10510     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10511
10512     CGColorSpaceRelease(space_);
10513     CFRelease(Locale_);
10514
10515     [pool release];
10516     return value;
10517 }