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 extern NSString *Cydia_;
 215
 216 #define lprintf(args...) fprintf(stderr, args)
 217
 218 #define ForRelease 1
 219 #define TraceLogging (1 && !ForRelease)
 220 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 221 #define ProfileTimes (0 && !ForRelease)
 222 #define ForSaurik (0 && !ForRelease)
 223 #define LogBrowser (0 && !ForRelease)
 224 #define TrackResize (0 && !ForRelease)
 225 #define ManualRefresh (1 && !ForRelease)
 226 #define ShowInternals (0 && !ForRelease)
 227 #define AlwaysReload (0 && !ForRelease)
 228 #define TryIndexedCollation (0 && !ForRelease)
 229
 230 #if !TraceLogging
 231 #undef _trace
 232 #define _trace(args...)
 233 #endif
 234
 235 #if !ProfileTimes
 236 #undef _profile
 237 #define _profile(name) {
 238 #undef _end
 239 #define _end }
 240 #define PrintTimes() do {} while (false)
 241 #endif
 242
 243 // Hash Functions/Structures {{{
 244 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 245
 246 union SplitHash {
 247     uint32_t u32;
 248     uint16_t u16[2];
 249 };
 250 // }}}
 251
 252 static bool ShowPromoted_;
 253
 254 static NSString *Colon_;
 255 NSString *Elision_;
 256 static NSString *Error_;
 257 static NSString *Warning_;
 258
 259 static bool AprilFools_;
 260
 261 static bool IsReachable(const char *name) {
 262     SCNetworkReachabilityFlags flags; {
 263         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 264         SCNetworkReachabilityGetFlags(reachability, &flags);
 265         CFRelease(reachability);
 266     }
 267
 268     // XXX: this elaborate mess is what Apple is using to determine this? :(
 269     // XXX: do we care if the user has to intervene? maybe that's ok?
 270     return
 271         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 272             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 273                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 274                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 275             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 276             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 277         )
 278     ;
 279 }
 280
 281 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 282
 283 static _finline NSString *CydiaURL(NSString *path) {
 284     char page[26];
 285     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 286     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 287     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 288     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 289     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 290     page[25] = '\0';
 291     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 292 }
 293
 294 static void ReapZombie(pid_t pid) {
 295     int status;
 296   wait:
 297     if (waitpid(pid, &status, 0) == -1)
 298         if (errno == EINTR)
 299             goto wait;
 300         else _assert(false);
 301 }
 302
 303 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 304     int notify_token;
 305     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 306         notify_set_state(notify_token, newStatus);
 307         notify_cancel(notify_token);
 308     }
 309     notify_post("com.saurik.Cydia.status");
 310 }
 311
 312 static CGFloat CYStatusBarHeight() {
 313     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 314     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 315 }
 316
 317 /* NSForcedOrderingSearch doesn't work on the iPhone */
 318 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 319 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 320 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 321
 322 /* Insertion Sort {{{ */
 323
 324 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 325     const char *ptr = (const char *)list;
 326     while (0 < count) {
 327         CFIndex half = count / 2;
 328         const char *probe = ptr + elementSize * half;
 329         CFComparisonResult cr = comparator(element, probe, context);
 330     if (0 == cr) return (probe - (const char *)list) / elementSize;
 331         ptr = (cr < 0) ? ptr : probe + elementSize;
 332         count = (cr < 0) ? half : (half + (count & 1) - 1);
 333     }
 334     return (ptr - (const char *)list) / elementSize;
 335 }
 336
 337 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 338     const char *ptr = (const char *)list;
 339     while (0 < count) {
 340         CFIndex half = count / 2;
 341         const char *probe = ptr + elementSize * half;
 342         CFComparisonResult cr = comparator(element, probe, context);
 343     if (0 == cr) return (probe - (const char *)list) / elementSize;
 344         ptr = (cr < 0) ? ptr : probe + elementSize;
 345         count = (cr < 0) ? half : (half + (count & 1) - 1);
 346     }
 347     return (ptr - (const char *)list) / elementSize;
 348 }
 349
 350 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 351     if (range.length == 0)
 352         return;
 353     const void **values(new const void *[range.length]);
 354     CFArrayGetValues(array, range, values);
 355
 356 #if HistogramInsertionSort > 0
 357     uint32_t total(0), *offsets(new uint32_t[range.length]);
 358 #endif
 359
 360     for (CFIndex index(1); index != range.length; ++index) {
 361         const void *value(values[index]);
 362         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 363         CFIndex correct(index);
 364         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 365 #if HistogramInsertionSort > 1
 366             NSLog(@"%@ < %@", value, values[correct - 1]);
 367 #endif
 368             if (--correct == 0)
 369                 break;
 370         }
 371         if (correct != index) {
 372             size_t offset(index - correct);
 373 #if HistogramInsertionSort
 374             total += offset;
 375             ++offsets[offset];
 376             if (offset > 10)
 377                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 378 #endif
 379             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 380             values[correct] = value;
 381         }
 382     }
 383
 384     CFArrayReplaceValues(array, range, values, range.length);
 385     delete [] values;
 386
 387 #if HistogramInsertionSort > 0
 388     for (CFIndex index(0); index != range.length; ++index)
 389         if (offsets[index] != 0)
 390             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 391     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 392     delete [] offsets;
 393 #endif
 394 }
 395
 396 /* }}} */
 397
 398 /* Apple Bug Fixes {{{ */
 399 @implementation UIWebDocumentView (Cydia)
 400
 401 - (void) _setScrollerOffset:(CGPoint)offset {
 402     UIScroller *scroller([self _scroller]);
 403
 404     CGSize size([scroller contentSize]);
 405     CGSize bounds([scroller bounds].size);
 406
 407     CGPoint max;
 408     max.x = size.width - bounds.width;
 409     max.y = size.height - bounds.height;
 410
 411     // wtf Apple?!
 412     if (max.x < 0)
 413         max.x = 0;
 414     if (max.y < 0)
 415         max.y = 0;
 416
 417     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 418     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 419
 420     [scroller setOffset:offset];
 421 }
 422
 423 @end
 424 /* }}} */
 425
 426 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 427     size_t length([self length] - state->state);
 428     if (length <= 0)
 429         return 0;
 430     else if (length > count)
 431         length = count;
 432     for (size_t i(0); i != length; ++i)
 433         objects[i] = [self item:state->state++];
 434     state->itemsPtr = objects;
 435     state->mutationsPtr = (unsigned long *) self;
 436     return length;
 437 }
 438
 439 /* Cydia NSString Additions {{{ */
 440 @interface NSString (Cydia)
 441 - (NSComparisonResult) compareByPath:(NSString *)other;
 442 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 443 @end
 444
 445 @implementation NSString (Cydia)
 446
 447 - (NSComparisonResult) compareByPath:(NSString *)other {
 448     NSString *prefix = [self commonPrefixWithString:other options:0];
 449     size_t length = [prefix length];
 450
 451     NSRange lrange = NSMakeRange(length, [self length] - length);
 452     NSRange rrange = NSMakeRange(length, [other length] - length);
 453
 454     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 455     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 456
 457     NSComparisonResult value;
 458
 459     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 460         value = NSOrderedSame;
 461     else if (lrange.location == NSNotFound)
 462         value = NSOrderedAscending;
 463     else if (rrange.location == NSNotFound)
 464         value = NSOrderedDescending;
 465     else
 466         value = NSOrderedSame;
 467
 468     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 469         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 470     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 471         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 472
 473     NSComparisonResult result = [lpath compare:rpath];
 474     return result == NSOrderedSame ? value : result;
 475 }
 476
 477 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 478     return [(id)CFURLCreateStringByAddingPercentEscapes(
 479         kCFAllocatorDefault,
 480         (CFStringRef) self,
 481         NULL,
 482         CFSTR(";/?:@&=+$,"),
 483         kCFStringEncodingUTF8
 484     ) autorelease];
 485 }
 486
 487 @end
 488 /* }}} */
 489
 490 /* C++ NSString Wrapper Cache {{{ */
 491 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 492     return size == 0 ? NULL :
 493         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 494         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 495 }
 496
 497 static _finline CFStringRef CYStringCreate(const char *data) {
 498     return CYStringCreate(data, strlen(data));
 499 }
 500
 501 class CYString {
 502   private:
 503     char *data_;
 504     size_t size_;
 505     CFStringRef cache_;
 506
 507     _finline void clear_() {
 508         if (cache_ != NULL) {
 509             CFRelease(cache_);
 510             cache_ = NULL;
 511         }
 512     }
 513
 514   public:
 515     _finline bool empty() const {
 516         return size_ == 0;
 517     }
 518
 519     _finline size_t size() const {
 520         return size_;
 521     }
 522
 523     _finline char *data() const {
 524         return data_;
 525     }
 526
 527     _finline void clear() {
 528         size_ = 0;
 529         clear_();
 530     }
 531
 532     _finline CYString() :
 533         data_(0),
 534         size_(0),
 535         cache_(NULL)
 536     {
 537     }
 538
 539     _finline ~CYString() {
 540         clear_();
 541     }
 542
 543     void operator =(const CYString &rhs) {
 544         data_ = rhs.data_;
 545         size_ = rhs.size_;
 546
 547         if (rhs.cache_ == nil)
 548             cache_ = NULL;
 549         else
 550             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 551     }
 552
 553     void copy(apr_pool_t *pool) {
 554         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 555         memcpy(temp, data_, size_);
 556         temp[size_] = '\0';
 557         data_ = temp;
 558     }
 559
 560     void set(apr_pool_t *pool, const char *data, size_t size) {
 561         if (size == 0)
 562             clear();
 563         else {
 564             clear_();
 565
 566             data_ = const_cast<char *>(data);
 567             size_ = size;
 568
 569             if (pool != NULL)
 570                 copy(pool);
 571         }
 572     }
 573
 574     _finline void set(apr_pool_t *pool, const char *data) {
 575         set(pool, data, data == NULL ? 0 : strlen(data));
 576     }
 577
 578     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 579         set(pool, rhs.data(), rhs.size());
 580     }
 581
 582     bool operator ==(const CYString &rhs) const {
 583         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 584     }
 585
 586     _finline operator CFStringRef() {
 587         if (cache_ == NULL)
 588             cache_ = CYStringCreate(data_, size_);
 589         return cache_;
 590     }
 591
 592     _finline operator id() {
 593         return (NSString *) static_cast<CFStringRef>(*this);
 594     }
 595
 596     _finline operator const char *() {
 597         return reinterpret_cast<const char *>(data_);
 598     }
 599 };
 600 /* }}} */
 601 /* C++ NSString Algorithm Adapters {{{ */
 602 extern "C" {
 603     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 604 }
 605
 606 struct NSStringMapHash :
 607     std::unary_function<NSString *, size_t>
 608 {
 609     _finline size_t operator ()(NSString *value) const {
 610         return CFStringHashNSString((CFStringRef) value);
 611     }
 612 };
 613
 614 struct NSStringMapLess :
 615     std::binary_function<NSString *, NSString *, bool>
 616 {
 617     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 618         return [lhs compare:rhs] == NSOrderedAscending;
 619     }
 620 };
 621
 622 struct NSStringMapEqual :
 623     std::binary_function<NSString *, NSString *, bool>
 624 {
 625     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 626         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 627         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 628         //[lhs isEqualToString:rhs];
 629     }
 630 };
 631 /* }}} */
 632
 633 /* CoreGraphics Primitives {{{ */
 634 class CYColor {
 635   private:
 636     CGColorRef color_;
 637
 638     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 639         CGFloat color[] = {red, green, blue, alpha};
 640         return CGColorCreate(space, color);
 641     }
 642
 643   public:
 644     CYColor() :
 645         color_(NULL)
 646     {
 647     }
 648
 649     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 650         color_(Create_(space, red, green, blue, alpha))
 651     {
 652         Set(space, red, green, blue, alpha);
 653     }
 654
 655     void Clear() {
 656         if (color_ != NULL)
 657             CGColorRelease(color_);
 658     }
 659
 660     ~CYColor() {
 661         Clear();
 662     }
 663
 664     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 665         Clear();
 666         color_ = Create_(space, red, green, blue, alpha);
 667     }
 668
 669     operator CGColorRef() {
 670         return color_;
 671     }
 672 };
 673 /* }}} */
 674
 675 /* Random Global Variables {{{ */
 676 static const int PulseInterval_ = 50000;
 677
 678 static const NSString *UI_;
 679
 680 static int Finish_;
 681 static bool RestartSubstrate_;
 682 static NSArray *Finishes_;
 683
 684 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 685 #define NotifyConfig_ "/etc/notify.conf"
 686
 687 static bool Queuing_;
 688
 689 static CYColor Blue_;
 690 static CYColor Blueish_;
 691 static CYColor Black_;
 692 static CYColor Off_;
 693 static CYColor White_;
 694 static CYColor Gray_;
 695 static CYColor Green_;
 696 static CYColor Purple_;
 697 static CYColor Purplish_;
 698
 699 static UIColor *InstallingColor_;
 700 static UIColor *RemovingColor_;
 701
 702 static NSString *App_;
 703
 704 static BOOL Advanced_;
 705 static BOOL Ignored_;
 706
 707 static _H<UIFont> Font12_;
 708 static _H<UIFont> Font12Bold_;
 709 static _H<UIFont> Font14_;
 710 static _H<UIFont> Font18Bold_;
 711 static _H<UIFont> Font22Bold_;
 712
 713 static const char *Machine_ = NULL;
 714 static _H<NSString> System_;
 715 static NSString *SerialNumber_ = nil;
 716 static NSString *ChipID_ = nil;
 717 static NSString *BBSNum_ = nil;
 718 static _H<NSString> Token_;
 719 static NSString *UniqueID_ = nil;
 720 static _H<NSString> UserAgent_;
 721 static _H<NSString> Product_;
 722 static _H<NSString> Safari_;
 723
 724 static CFLocaleRef Locale_;
 725 static NSArray *Languages_;
 726 static CGColorSpaceRef space_;
 727
 728 static NSDictionary *SectionMap_;
 729 static NSMutableDictionary *Metadata_;
 730 static _transient NSMutableDictionary *Settings_;
 731 static _transient NSString *Role_;
 732 static _transient NSMutableDictionary *Packages_;
 733 static _transient NSMutableDictionary *Values_;
 734 static _transient NSMutableDictionary *Sections_;
 735 _H<NSMutableDictionary> Sources_;
 736 static _transient NSNumber *Version_;
 737 bool Changed_;
 738 static time_t now_;
 739
 740 bool IsWildcat_;
 741 static CGFloat ScreenScale_;
 742 static NSString *Idiom_;
 743 static _H<NSString> Firmware_;
 744 static NSString *Major_;
 745
 746 static _H<NSMutableDictionary> SessionData_;
 747 static _H<NSObject> HostConfig_;
 748 static _H<NSMutableSet> BridgedHosts_;
 749 static _H<NSMutableSet> TokenHosts_;
 750 static _H<NSMutableSet> InsecureHosts_;
 751 static _H<NSMutableSet> PipelinedHosts_;
 752 static _H<NSMutableSet> CachedURLs_;
 753
 754 static NSString *kCydiaProgressEventTypeError = @"Error";
 755 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 756 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 757 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 758 /* }}} */
 759
 760 /* Display Helpers {{{ */
 761 inline float Interpolate(float begin, float end, float fraction) {
 762     return (end - begin) * fraction + begin;
 763 }
 764
 765 static _finline const char *StripVersion_(const char *version) {
 766     const char *colon(strchr(version, ':'));
 767     return colon == NULL ? version : colon + 1;
 768 }
 769
 770 NSString *LocalizeSection(NSString *section) {
 771     static Pcre title_r("^(.*?) \\((.*)\\)$");
 772     if (title_r(section)) {
 773         NSString *parent(title_r[1]);
 774         NSString *child(title_r[2]);
 775
 776         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 777             LocalizeSection(parent),
 778             LocalizeSection(child)
 779         ];
 780     }
 781
 782     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 783 }
 784
 785 NSString *Simplify(NSString *title) {
 786     const char *data = [title UTF8String];
 787     size_t size = [title length];
 788
 789     static Pcre square_r("^\\[(.*)\\]$");
 790     if (square_r(data, size))
 791         return Simplify(square_r[1]);
 792
 793     static Pcre paren_r("^\\((.*)\\)$");
 794     if (paren_r(data, size))
 795         return Simplify(paren_r[1]);
 796
 797     static Pcre title_r("^(.*?) \\((.*)\\)$");
 798     if (title_r(data, size))
 799         return Simplify(title_r[1]);
 800
 801     return title;
 802 }
 803 /* }}} */
 804
 805 NSString *GetLastUpdate() {
 806     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 807
 808     if (update == nil)
 809         return UCLocalize("NEVER_OR_UNKNOWN");
 810
 811     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 812     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 813
 814     CFRelease(formatter);
 815
 816     return [(NSString *) formatted autorelease];
 817 }
 818
 819 bool isSectionVisible(NSString *section) {
 820     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 821     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 822     return hidden == nil || ![hidden boolValue];
 823 }
 824
 825 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 826     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 827     if (entry == MACH_PORT_NULL)
 828         return nil;
 829
 830     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 831     IOObjectRelease(entry);
 832
 833     if (value == NULL)
 834         return nil;
 835     return [(id) value autorelease];
 836 }
 837
 838 static NSString *CYHex(NSData *data, bool reverse = false) {
 839     if (data == nil)
 840         return nil;
 841
 842     size_t length([data length]);
 843     uint8_t bytes[length];
 844     [data getBytes:bytes];
 845
 846     char string[length * 2 + 1];
 847     for (size_t i(0); i != length; ++i)
 848         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 849
 850     return [NSString stringWithUTF8String:string];
 851 }
 852
 853 @class Cydia;
 854
 855 /* Delegate Prototypes {{{ */
 856 @class Package;
 857 @class Source;
 858 @class CydiaProgressEvent;
 859
 860 @protocol DatabaseDelegate
 861 - (void) repairWithSelector:(SEL)selector;
 862 - (void) setConfigurationData:(NSString *)data;
 863 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 864 @end
 865
 866 @class CYPackageController;
 867
 868 @protocol CydiaDelegate
 869 - (void) returnToCydia;
 870 - (void) saveState;
 871 - (void) retainNetworkActivityIndicator;
 872 - (void) releaseNetworkActivityIndicator;
 873 - (void) clearPackage:(Package *)package;
 874 - (void) installPackage:(Package *)package;
 875 - (void) installPackages:(NSArray *)packages;
 876 - (void) removePackage:(Package *)package;
 877 - (void) beginUpdate;
 878 - (BOOL) updating;
 879 - (void) distUpgrade;
 880 - (void) loadData;
 881 - (void) updateData;
 882 - (void) syncData;
 883 - (void) addSource:(NSDictionary *)source;
 884 - (void) addTrivialSource:(NSString *)href;
 885 - (void) showSettings;
 886 - (UIProgressHUD *) addProgressHUD;
 887 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 888 - (CyteViewController *) pageForPackage:(NSString *)name;
 889 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 890 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 891 @end
 892 /* }}} */
 893
 894 /* Status Delegation {{{ */
 895 class Status :
 896     public pkgAcquireStatus
 897 {
 898   private:
 899     _transient NSObject<ProgressDelegate> *delegate_;
 900     bool cancelled_;
 901
 902   public:
 903     Status() :
 904         delegate_(nil),
 905         cancelled_(false)
 906     {
 907     }
 908
 909     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 910         delegate_ = delegate;
 911     }
 912
 913     NSObject<ProgressDelegate> *getDelegate() const {
 914         return delegate_;
 915     }
 916
 917     virtual bool MediaChange(std::string media, std::string drive) {
 918         return false;
 919     }
 920
 921     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 922         Done(item);
 923     }
 924
 925     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 926         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 927         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 928         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 929     }
 930
 931     virtual void Done(pkgAcquire::ItemDesc &item) {
 932         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 933         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 934         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 935     }
 936
 937     virtual void Fail(pkgAcquire::ItemDesc &item) {
 938         if (
 939             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 940             item.Owner->Status == pkgAcquire::Item::StatDone
 941         )
 942             return;
 943
 944         std::string &error(item.Owner->ErrorText);
 945         if (error.empty())
 946             return;
 947
 948         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 949         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 950     }
 951
 952     virtual bool Pulse(pkgAcquire *Owner) {
 953         bool value = pkgAcquireStatus::Pulse(Owner);
 954
 955         double percent(
 956             double(CurrentBytes + CurrentItems) /
 957             double(TotalBytes + TotalItems)
 958         );
 959
 960         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 961             [NSNumber numberWithDouble:percent], @"Percent",
 962
 963             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 964             [NSNumber numberWithDouble:TotalBytes], @"Total",
 965             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 966         nil] waitUntilDone:YES];
 967
 968         if (value && ![delegate_ isProgressCancelled])
 969             return true;
 970         else {
 971             cancelled_ = true;
 972             return false;
 973         }
 974     }
 975
 976     _finline bool WasCancelled() const {
 977         return cancelled_;
 978     }
 979
 980     virtual void Start() {
 981         pkgAcquireStatus::Start();
 982         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 983     }
 984
 985     virtual void Stop() {
 986         pkgAcquireStatus::Stop();
 987         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 988         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 989     }
 990 };
 991 /* }}} */
 992 /* Database Interface {{{ */
 993 typedef std::map< unsigned long, _H<Source> > SourceMap;
 994
 995 @interface Database : NSObject {
 996     NSZone *zone_;
 997     apr_pool_t *pool_;
 998
 999     unsigned era_;
1000
1001     pkgCacheFile cache_;
1002     pkgDepCache::Policy *policy_;
1003     pkgRecords *records_;
1004     pkgProblemResolver *resolver_;
1005     pkgAcquire *fetcher_;
1006     FileFd *lock_;
1007     SPtr<pkgPackageManager> manager_;
1008     pkgSourceList *list_;
1009
1010     SourceMap sourceMap_;
1011     _H<NSMutableArray> sourceList_;
1012
1013     CFMutableArrayRef packages_;
1014
1015     _transient NSObject<DatabaseDelegate> *delegate_;
1016     _transient NSObject<ProgressDelegate> *progress_;
1017
1018     Status status_;
1019
1020     int cydiafd_;
1021     int statusfd_;
1022     FILE *input_;
1023
1024     std::map<const char *, _H<NSString> > sections_;
1025 }
1026
1027 + (Database *) sharedInstance;
1028 - (unsigned) era;
1029
1030 - (void) _readCydia:(NSNumber *)fd;
1031 - (void) _readStatus:(NSNumber *)fd;
1032 - (void) _readOutput:(NSNumber *)fd;
1033
1034 - (FILE *) input;
1035
1036 - (Package *) packageWithName:(NSString *)name;
1037
1038 - (pkgCacheFile &) cache;
1039 - (pkgDepCache::Policy *) policy;
1040 - (pkgRecords *) records;
1041 - (pkgProblemResolver *) resolver;
1042 - (pkgAcquire &) fetcher;
1043 - (pkgSourceList &) list;
1044 - (NSArray *) packages;
1045 - (NSArray *) sources;
1046 - (Source *) sourceWithKey:(NSString *)key;
1047 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1048
1049 - (void) configure;
1050 - (bool) prepare;
1051 - (void) perform;
1052 - (bool) upgrade;
1053 - (void) update;
1054
1055 - (void) updateWithStatus:(Status &)status;
1056
1057 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1058
1059 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1060 - (NSObject<ProgressDelegate> *) progressDelegate;
1061
1062 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1063
1064 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1065
1066 @end
1067 /* }}} */
1068 /* ProgressEvent Implementation {{{ */
1069 @implementation CydiaProgressEvent
1070
1071 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1072     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1073 }
1074
1075 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1076     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1077     [event setPackage:package];
1078     return event;
1079 }
1080
1081 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1082     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1083
1084     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1085     NSArray *fields([description componentsSeparatedByString:@" "]);
1086     [event setItem:fields];
1087
1088     if ([fields count] > 3) {
1089         [event setPackage:[fields objectAtIndex:2]];
1090         [event setVersion:[fields objectAtIndex:3]];
1091     }
1092
1093     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1094
1095     return event;
1096 }
1097
1098 + (NSArray *) _attributeKeys {
1099     return [NSArray arrayWithObjects:
1100         @"item",
1101         @"message",
1102         @"package",
1103         @"type",
1104         @"url",
1105         @"version",
1106     nil];
1107 }
1108
1109 - (NSArray *) attributeKeys {
1110     return [[self class] _attributeKeys];
1111 }
1112
1113 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1114     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1115 }
1116
1117 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1118     if ((self = [super init]) != nil) {
1119         message_ = message;
1120         type_ = type;
1121     } return self;
1122 }
1123
1124 - (NSString *) message {
1125     return message_;
1126 }
1127
1128 - (NSString *) type {
1129     return type_;
1130 }
1131
1132 - (NSArray *) item {
1133     return (id) item_ ?: [NSNull null];
1134 }
1135
1136 - (void) setItem:(NSArray *)item {
1137     item_ = item;
1138 }
1139
1140 - (NSString *) package {
1141     return (id) package_ ?: [NSNull null];
1142 }
1143
1144 - (void) setPackage:(NSString *)package {
1145     package_ = package;
1146 }
1147
1148 - (NSString *) url {
1149     return (id) url_ ?: [NSNull null];
1150 }
1151
1152 - (void) setURL:(NSString *)url {
1153     url_ = url;
1154 }
1155
1156 - (void) setVersion:(NSString *)version {
1157     version_ = version;
1158 }
1159
1160 - (NSString *) version {
1161     return (id) version_ ?: [NSNull null];
1162 }
1163
1164 - (NSString *) compound:(NSString *)value {
1165     if (value != nil) {
1166         NSString *mode(nil); {
1167             NSString *type([self type]);
1168             if ([type isEqualToString:kCydiaProgressEventTypeError])
1169                 mode = UCLocalize("ERROR");
1170             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1171                 mode = UCLocalize("WARNING");
1172         }
1173
1174         if (mode != nil)
1175             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1176     }
1177
1178     return value;
1179 }
1180
1181 - (NSString *) compoundMessage {
1182     return [self compound:[self message]];
1183 }
1184
1185 - (NSString *) compoundTitle {
1186     NSString *title;
1187
1188     if (package_ == nil)
1189         title = nil;
1190     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1191         title = [package name];
1192     else
1193         title = package_;
1194
1195     return [self compound:title];
1196 }
1197
1198 @end
1199 /* }}} */
1200
1201 // Cytore Definitions {{{
1202 struct PackageValue :
1203     Cytore::Block
1204 {
1205     Cytore::Offset<PackageValue> next_;
1206
1207     uint32_t index_ : 23;
1208     uint32_t subscribed_ : 1;
1209     uint32_t : 8;
1210
1211     int32_t first_;
1212     int32_t last_;
1213
1214     uint16_t vhash_;
1215     uint16_t nhash_;
1216
1217     char version_[8];
1218     char name_[];
1219 };
1220
1221 struct MetaValue :
1222     Cytore::Block
1223 {
1224     uint32_t active_;
1225     Cytore::Offset<PackageValue> packages_[1 << 16];
1226 };
1227
1228 static Cytore::File<MetaValue> MetaFile_;
1229 // }}}
1230 // Cytore Helper Functions {{{
1231 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1232     SplitHash nhash = { hashlittle(name, length) };
1233
1234     PackageValue *metadata;
1235
1236     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1237     offset: if (offset->IsNull()) {
1238         *offset = MetaFile_.New<PackageValue>(length + 1);
1239         metadata = &MetaFile_.Get(*offset);
1240
1241         if (metadata == NULL) {
1242             if (fail != NULL)
1243                 *fail = true;
1244
1245             metadata = new PackageValue();
1246             memset(metadata, 0, sizeof(*metadata));
1247         }
1248
1249         memcpy(metadata->name_, name, length + 1);
1250         metadata->nhash_ = nhash.u16[1];
1251     } else {
1252         metadata = &MetaFile_.Get(*offset);
1253
1254         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1255             offset = &metadata->next_;
1256             goto offset;
1257         }
1258     }
1259
1260     return metadata;
1261 }
1262
1263 static void PackageImport(const void *key, const void *value, void *context) {
1264     bool &fail(*reinterpret_cast<bool *>(context));
1265
1266     char buffer[1024];
1267     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1268         NSLog(@"failed to import package %@", key);
1269         return;
1270     }
1271
1272     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1273     NSDictionary *package((NSDictionary *) value);
1274
1275     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1276         if ([subscribed boolValue] && !metadata->subscribed_)
1277             metadata->subscribed_ = true;
1278
1279     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1280         time_t time([date timeIntervalSince1970]);
1281         if (metadata->first_ > time || metadata->first_ == 0)
1282             metadata->first_ = time;
1283     }
1284
1285     NSDate *date([package objectForKey:@"LastSeen"]);
1286     NSString *version([package objectForKey:@"LastVersion"]);
1287
1288     if (date != nil && version != nil) {
1289         time_t time([date timeIntervalSince1970]);
1290         if (metadata->last_ < time || metadata->last_ == 0)
1291             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1292                 size_t length(strlen(buffer));
1293                 uint16_t vhash(hashlittle(buffer, length));
1294
1295                 size_t capped(std::min<size_t>(8, length));
1296                 char *latest(buffer + length - capped);
1297
1298                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1299                 metadata->vhash_ = vhash;
1300
1301                 metadata->last_ = time;
1302             }
1303     }
1304 }
1305 // }}}
1306
1307 /* Source Class {{{ */
1308 @interface Source : NSObject {
1309     unsigned era_;
1310     Database *database_;
1311     metaIndex *index_;
1312
1313     CYString depiction_;
1314     CYString description_;
1315     CYString label_;
1316     CYString origin_;
1317     CYString support_;
1318
1319     CYString uri_;
1320     CYString distribution_;
1321     CYString type_;
1322     CYString base_;
1323     CYString version_;
1324
1325     _H<NSString> host_;
1326     _H<NSString> authority_;
1327
1328     CYString defaultIcon_;
1329
1330     _H<NSDictionary> record_;
1331     BOOL trusted_;
1332 }
1333
1334 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1335
1336 - (NSComparisonResult) compareByName:(Source *)source;
1337
1338 - (NSString *) depictionForPackage:(NSString *)package;
1339 - (NSString *) supportForPackage:(NSString *)package;
1340
1341 - (NSDictionary *) record;
1342 - (BOOL) trusted;
1343
1344 - (NSString *) rooturi;
1345 - (NSString *) distribution;
1346 - (NSString *) type;
1347
1348 - (NSString *) key;
1349 - (NSString *) host;
1350
1351 - (NSString *) name;
1352 - (NSString *) shortDescription;
1353 - (NSString *) label;
1354 - (NSString *) origin;
1355 - (NSString *) version;
1356
1357 - (NSString *) defaultIcon;
1358 - (NSURL *) iconURL;
1359
1360 @end
1361
1362 @implementation Source
1363
1364 - (void) _clear {
1365     uri_.clear();
1366     distribution_.clear();
1367     type_.clear();
1368
1369     base_.clear();
1370
1371     description_.clear();
1372     label_.clear();
1373     origin_.clear();
1374     depiction_.clear();
1375     support_.clear();
1376     version_.clear();
1377     defaultIcon_.clear();
1378
1379     record_ = nil;
1380     host_ = nil;
1381     authority_ = nil;
1382 }
1383
1384 + (NSString *) webScriptNameForSelector:(SEL)selector {
1385     if (false);
1386     else if (selector == @selector(addSection:))
1387         return @"addSection";
1388     else if (selector == @selector(getField:))
1389         return @"getField";
1390     else if (selector == @selector(removeSection:))
1391         return @"removeSection";
1392     else if (selector == @selector(remove))
1393         return @"remove";
1394     else
1395         return nil;
1396 }
1397
1398 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1399     return [self webScriptNameForSelector:selector] == nil;
1400 }
1401
1402 + (NSArray *) _attributeKeys {
1403     return [NSArray arrayWithObjects:
1404         @"baseuri",
1405         @"distribution",
1406         @"host",
1407         @"key",
1408         @"iconuri",
1409         @"label",
1410         @"name",
1411         @"origin",
1412         @"rooturi",
1413         @"sections",
1414         @"shortDescription",
1415         @"trusted",
1416         @"type",
1417         @"version",
1418     nil];
1419 }
1420
1421 - (NSArray *) attributeKeys {
1422     return [[self class] _attributeKeys];
1423 }
1424
1425 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1426     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1427 }
1428
1429 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1430     [self _clear];
1431
1432     trusted_ = index->IsTrusted();
1433
1434     uri_.set(pool, index->GetURI());
1435     distribution_.set(pool, index->GetDist());
1436     type_.set(pool, index->GetType());
1437
1438     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1439     if (dindex != NULL) {
1440         base_.set(pool, dindex->MetaIndexURI(""));
1441
1442         FileFd fd;
1443         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1444             _error->Discard();
1445         else {
1446             pkgTagFile tags(&fd);
1447
1448             pkgTagSection section;
1449             tags.Step(section);
1450
1451             struct {
1452                 const char *name_;
1453                 CYString *value_;
1454             } names[] = {
1455                 {"default-icon", &defaultIcon_},
1456                 {"depiction", &depiction_},
1457                 {"description", &description_},
1458                 {"label", &label_},
1459                 {"origin", &origin_},
1460                 {"support", &support_},
1461                 {"version", &version_},
1462             };
1463
1464             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1465                 const char *start, *end;
1466
1467                 if (section.Find(names[i].name_, start, end)) {
1468                     CYString &value(*names[i].value_);
1469                     value.set(pool, start, end - start);
1470                 }
1471             }
1472         }
1473     }
1474
1475     record_ = [Sources_ objectForKey:[self key]];
1476
1477     NSURL *url([NSURL URLWithString:uri_]);
1478
1479     host_ = [url host];
1480     if (host_ != nil)
1481         host_ = [host_ lowercaseString];
1482
1483     if (host_ != nil)
1484         authority_ = host_;
1485     else
1486         authority_ = [url path];
1487 }
1488
1489 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1490     if ((self = [super init]) != nil) {
1491         era_ = [database era];
1492         database_ = database;
1493         index_ = index;
1494
1495         [self setMetaIndex:index inPool:pool];
1496     } return self;
1497 }
1498
1499 - (NSString *) getField:(NSString *)name {
1500 @synchronized (database_) {
1501     if ([database_ era] != era_ || index_ == NULL)
1502         return nil;
1503
1504     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1505     if (dindex == NULL)
1506         return nil;
1507
1508     FileFd fd;
1509     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1510          _error->Discard();
1511          return nil;
1512     }
1513
1514     pkgTagFile tags(&fd);
1515
1516     pkgTagSection section;
1517     tags.Step(section);
1518
1519     const char *start, *end;
1520     if (!section.Find([name UTF8String], start, end))
1521         return (NSString *) [NSNull null];
1522
1523     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1524 } }
1525
1526 - (NSComparisonResult) compareByName:(Source *)source {
1527     NSString *lhs = [self name];
1528     NSString *rhs = [source name];
1529
1530     if ([lhs length] != 0 && [rhs length] != 0) {
1531         unichar lhc = [lhs characterAtIndex:0];
1532         unichar rhc = [rhs characterAtIndex:0];
1533
1534         if (isalpha(lhc) && !isalpha(rhc))
1535             return NSOrderedAscending;
1536         else if (!isalpha(lhc) && isalpha(rhc))
1537             return NSOrderedDescending;
1538     }
1539
1540     return [lhs compare:rhs options:LaxCompareOptions_];
1541 }
1542
1543 - (NSString *) depictionForPackage:(NSString *)package {
1544     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1545 }
1546
1547 - (NSString *) supportForPackage:(NSString *)package {
1548     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1549 }
1550
1551 - (NSArray *) sections {
1552     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1553 }
1554
1555 - (void) _addSection:(NSString *)section {
1556     if (record_ == nil)
1557         return;
1558     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1559         if (![sections containsObject:section]) {
1560             [sections addObject:section];
1561             Changed_ = true;
1562         }
1563     } else {
1564         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1565         Changed_ = true;
1566     }
1567 }
1568
1569 - (bool) addSection:(NSString *)section {
1570     if (record_ == nil)
1571         return false;
1572
1573     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1574     return true;
1575 }
1576
1577 - (void) _removeSection:(NSString *)section {
1578     if (record_ == nil)
1579         return;
1580
1581     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1582         if ([sections containsObject:section]) {
1583             [sections removeObject:section];
1584             Changed_ = true;
1585         }
1586 }
1587
1588 - (bool) removeSection:(NSString *)section {
1589     if (record_ == nil)
1590         return false;
1591
1592     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1593     return true;
1594 }
1595
1596 - (void) _remove {
1597     [Sources_ removeObjectForKey:[self key]];
1598     Changed_ = true;
1599 }
1600
1601 - (bool) remove {
1602     bool value(record_ != nil);
1603     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1604     return value;
1605 }
1606
1607 - (NSDictionary *) record {
1608     return record_;
1609 }
1610
1611 - (BOOL) trusted {
1612     return trusted_;
1613 }
1614
1615 - (NSString *) rooturi {
1616     return uri_;
1617 }
1618
1619 - (NSString *) distribution {
1620     return distribution_;
1621 }
1622
1623 - (NSString *) type {
1624     return type_;
1625 }
1626
1627 - (NSString *) baseuri {
1628     return base_.empty() ? nil : (id) base_;
1629 }
1630
1631 - (NSString *) iconuri {
1632     if (NSString *base = [self baseuri])
1633         return [base stringByAppendingString:@"CydiaIcon.png"];
1634
1635     return nil;
1636 }
1637
1638 - (NSURL *) iconURL {
1639     if (NSString *uri = [self iconuri])
1640         return [NSURL URLWithString:uri];
1641     return nil;
1642 }
1643
1644 - (NSString *) key {
1645     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1646 }
1647
1648 - (NSString *) host {
1649     return host_;
1650 }
1651
1652 - (NSString *) name {
1653     return origin_.empty() ? (id) authority_ : origin_;
1654 }
1655
1656 - (NSString *) shortDescription {
1657     return description_;
1658 }
1659
1660 - (NSString *) label {
1661     return label_.empty() ? (id) authority_ : label_;
1662 }
1663
1664 - (NSString *) origin {
1665     return origin_;
1666 }
1667
1668 - (NSString *) version {
1669     return version_;
1670 }
1671
1672 - (NSString *) defaultIcon {
1673     return defaultIcon_;
1674 }
1675
1676 @end
1677 /* }}} */
1678 /* CydiaOperation Class {{{ */
1679 @interface CydiaOperation : NSObject {
1680     _H<NSString> operator_;
1681     _H<NSString> value_;
1682 }
1683
1684 - (NSString *) operator;
1685 - (NSString *) value;
1686
1687 @end
1688
1689 @implementation CydiaOperation
1690
1691 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1692     if ((self = [super init]) != nil) {
1693         operator_ = [NSString stringWithUTF8String:_operator];
1694         value_ = [NSString stringWithUTF8String:value];
1695     } return self;
1696 }
1697
1698 + (NSArray *) _attributeKeys {
1699     return [NSArray arrayWithObjects:
1700         @"operator",
1701         @"value",
1702     nil];
1703 }
1704
1705 - (NSArray *) attributeKeys {
1706     return [[self class] _attributeKeys];
1707 }
1708
1709 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1710     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1711 }
1712
1713 - (NSString *) operator {
1714     return operator_;
1715 }
1716
1717 - (NSString *) value {
1718     return value_;
1719 }
1720
1721 @end
1722 /* }}} */
1723 /* CydiaClause Class {{{ */
1724 @interface CydiaClause : NSObject {
1725     _H<NSString> package_;
1726     _H<CydiaOperation> version_;
1727 }
1728
1729 - (NSString *) package;
1730 - (CydiaOperation *) version;
1731
1732 @end
1733
1734 @implementation CydiaClause
1735
1736 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1737     if ((self = [super init]) != nil) {
1738         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1739
1740         if (const char *version = dep.TargetVer())
1741             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1742         else
1743             version_ = (id) [NSNull null];
1744     } return self;
1745 }
1746
1747 + (NSArray *) _attributeKeys {
1748     return [NSArray arrayWithObjects:
1749         @"package",
1750         @"version",
1751     nil];
1752 }
1753
1754 - (NSArray *) attributeKeys {
1755     return [[self class] _attributeKeys];
1756 }
1757
1758 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1759     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1760 }
1761
1762 - (NSString *) package {
1763     return package_;
1764 }
1765
1766 - (CydiaOperation *) version {
1767     return version_;
1768 }
1769
1770 @end
1771 /* }}} */
1772 /* CydiaRelation Class {{{ */
1773 @interface CydiaRelation : NSObject {
1774     _H<NSString> relationship_;
1775     _H<NSMutableArray> clauses_;
1776 }
1777
1778 - (NSString *) relationship;
1779 - (NSArray *) clauses;
1780
1781 @end
1782
1783 @implementation CydiaRelation
1784
1785 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1786     if ((self = [super init]) != nil) {
1787         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1788         clauses_ = [NSMutableArray arrayWithCapacity:8];
1789
1790         pkgCache::DepIterator start;
1791         pkgCache::DepIterator end;
1792         dep.GlobOr(start, end); // ++dep
1793
1794         _forever {
1795             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1796
1797             // yes, seriously. (wtf?)
1798             if (start == end)
1799                 break;
1800             ++start;
1801         }
1802     } return self;
1803 }
1804
1805 + (NSArray *) _attributeKeys {
1806     return [NSArray arrayWithObjects:
1807         @"clauses",
1808         @"relationship",
1809     nil];
1810 }
1811
1812 - (NSArray *) attributeKeys {
1813     return [[self class] _attributeKeys];
1814 }
1815
1816 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1817     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1818 }
1819
1820 - (NSString *) relationship {
1821     return relationship_;
1822 }
1823
1824 - (NSArray *) clauses {
1825     return clauses_;
1826 }
1827
1828 - (void) addClause:(CydiaClause *)clause {
1829     [clauses_ addObject:clause];
1830 }
1831
1832 @end
1833 /* }}} */
1834 /* Package Class {{{ */
1835 struct ParsedPackage {
1836     CYString md5sum_;
1837     CYString tagline_;
1838
1839     CYString architecture_;
1840     CYString icon_;
1841
1842     CYString depiction_;
1843     CYString homepage_;
1844
1845     CYString sponsor_;
1846     CYString author_;
1847
1848     CYString bugs_;
1849     CYString support_;
1850 };
1851
1852 @interface Package : NSObject {
1853     uint32_t era_ : 25;
1854     uint32_t role_ : 3;
1855     uint32_t essential_ : 1;
1856     uint32_t obsolete_ : 1;
1857     uint32_t ignored_ : 1;
1858     uint32_t pooled_ : 1;
1859
1860     apr_pool_t *pool_;
1861
1862     uint32_t rank_;
1863
1864     _transient Database *database_;
1865
1866     pkgCache::VerIterator version_;
1867     pkgCache::PkgIterator iterator_;
1868     pkgCache::VerFileIterator file_;
1869
1870     CYString id_;
1871     CYString name_;
1872
1873     CYString latest_;
1874     CYString installed_;
1875
1876     const char *section_;
1877     _transient NSString *section$_;
1878
1879     _H<Source> source_;
1880
1881     PackageValue *metadata_;
1882     ParsedPackage *parsed_;
1883
1884     _H<NSMutableArray> tags_;
1885 }
1886
1887 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1888 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1889
1890 - (pkgCache::PkgIterator) iterator;
1891 - (void) parse;
1892
1893 - (NSString *) section;
1894 - (NSString *) simpleSection;
1895
1896 - (NSString *) longSection;
1897 - (NSString *) shortSection;
1898
1899 - (NSString *) uri;
1900
1901 - (MIMEAddress *) maintainer;
1902 - (size_t) size;
1903 - (NSString *) longDescription;
1904 - (NSString *) shortDescription;
1905 - (unichar) index;
1906
1907 - (PackageValue *) metadata;
1908 - (time_t) seen;
1909
1910 - (bool) subscribed;
1911 - (bool) setSubscribed:(bool)subscribed;
1912
1913 - (BOOL) ignored;
1914
1915 - (NSString *) latest;
1916 - (NSString *) installed;
1917 - (BOOL) uninstalled;
1918
1919 - (BOOL) valid;
1920 - (BOOL) upgradableAndEssential:(BOOL)essential;
1921 - (BOOL) essential;
1922 - (BOOL) broken;
1923 - (BOOL) unfiltered;
1924 - (BOOL) visible;
1925
1926 - (BOOL) half;
1927 - (BOOL) halfConfigured;
1928 - (BOOL) halfInstalled;
1929 - (BOOL) hasMode;
1930 - (NSString *) mode;
1931
1932 - (NSString *) id;
1933 - (NSString *) name;
1934 - (UIImage *) icon;
1935 - (NSString *) homepage;
1936 - (NSString *) depiction;
1937 - (MIMEAddress *) author;
1938
1939 - (NSString *) support;
1940
1941 - (NSArray *) files;
1942 - (NSArray *) warnings;
1943 - (NSArray *) applications;
1944
1945 - (Source *) source;
1946
1947 - (uint32_t) rank;
1948 - (BOOL) matches:(NSArray *)query;
1949
1950 - (bool) hasSupportingRole;
1951 - (BOOL) hasTag:(NSString *)tag;
1952 - (NSString *) primaryPurpose;
1953 - (NSArray *) purposes;
1954 - (bool) isCommercial;
1955
1956 - (void) setIndex:(size_t)index;
1957
1958 - (CYString &) cyname;
1959
1960 - (uint32_t) compareBySection:(NSArray *)sections;
1961
1962 - (void) install;
1963 - (void) remove;
1964
1965 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1966 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1967 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1968 - (bool) isVisibleInSection:(NSString *)section;
1969 - (bool) isVisibleInSource:(Source *)source;
1970
1971 @end
1972
1973 uint32_t PackageChangesRadix(Package *self, void *) {
1974     union {
1975         uint32_t key;
1976
1977         struct {
1978             uint32_t timestamp : 30;
1979             uint32_t ignored : 1;
1980             uint32_t upgradable : 1;
1981         } bits;
1982     } value;
1983
1984     bool upgradable([self upgradableAndEssential:YES]);
1985     value.bits.upgradable = upgradable ? 1 : 0;
1986
1987     if (upgradable) {
1988         value.bits.timestamp = 0;
1989         value.bits.ignored = [self ignored] ? 0 : 1;
1990         value.bits.upgradable = 1;
1991     } else {
1992         value.bits.timestamp = [self seen] >> 2;
1993         value.bits.ignored = 0;
1994         value.bits.upgradable = 0;
1995     }
1996
1997     return _not(uint32_t) - value.key;
1998 }
1999
2000 uint32_t PackagePrefixRadix(Package *self, void *context) {
2001     size_t offset(reinterpret_cast<size_t>(context));
2002     CYString &name([self cyname]);
2003
2004     size_t size(name.size());
2005     if (size == 0)
2006         return 0;
2007     char *text(name.data());
2008
2009     size_t zeros;
2010     if (!isdigit(text[0]))
2011         zeros = 0;
2012     else {
2013         size_t digits(1);
2014         while (size != digits && isdigit(text[digits]))
2015             if (++digits == 4)
2016                 break;
2017         zeros = 4 - digits;
2018     }
2019
2020     uint8_t data[4];
2021
2022     if (offset == 0 && zeros != 0) {
2023         memset(data, '0', zeros);
2024         memcpy(data + zeros, text, 4 - zeros);
2025     } else {
2026         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2027         if (size <= offset - zeros)
2028             return 0;
2029
2030         text += offset - zeros;
2031         size -= offset - zeros;
2032
2033         if (size >= 4)
2034             memcpy(data, text, 4);
2035         else {
2036             memcpy(data, text, size);
2037             memset(data + size, 0, 4 - size);
2038         }
2039
2040         for (size_t i(0); i != 4; ++i)
2041             if (isalpha(data[i]))
2042                 data[i] |= 0x20;
2043     }
2044
2045     if (offset == 0)
2046         if (data[0] == '@')
2047             data[0] = 0x7f;
2048         else
2049             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2050
2051     /* XXX: ntohl may be more honest */
2052     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2053 }
2054
2055 CYString &(*PackageName)(Package *self, SEL sel);
2056
2057 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2058     _profile(PackageNameCompare)
2059         CYString &lhi(PackageName(lhs, @selector(cyname)));
2060         CYString &rhi(PackageName(rhs, @selector(cyname)));
2061         CFStringRef lhn(lhi), rhn(rhi);
2062
2063         if (lhn == NULL)
2064             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2065         else if (rhn == NULL)
2066             return NSOrderedDescending;
2067
2068         _profile(PackageNameCompare$NumbersLast)
2069             if (!lhi.empty() && !rhi.empty()) {
2070                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2071                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2072                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2073                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2074                     return lha ? NSOrderedAscending : NSOrderedDescending;
2075             }
2076         _end
2077
2078         CFIndex length = CFStringGetLength(lhn);
2079
2080         _profile(PackageNameCompare$Compare)
2081             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2082         _end
2083     _end
2084 }
2085
2086 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2087     return PackageNameCompare(*lhs, *rhs, context);
2088 }
2089
2090 struct PackageNameOrdering :
2091     std::binary_function<Package *, Package *, bool>
2092 {
2093     _finline bool operator ()(Package *lhs, Package *rhs) const {
2094         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2095     }
2096 };
2097
2098 @implementation Package
2099
2100 - (NSString *) description {
2101     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2102 }
2103
2104 - (void) dealloc {
2105     if (!pooled_)
2106         apr_pool_destroy(pool_);
2107     if (parsed_ != NULL)
2108         delete parsed_;
2109     [super dealloc];
2110 }
2111
2112 + (NSString *) webScriptNameForSelector:(SEL)selector {
2113     if (false);
2114     else if (selector == @selector(clear))
2115         return @"clear";
2116     else if (selector == @selector(getField:))
2117         return @"getField";
2118     else if (selector == @selector(hasTag:))
2119         return @"hasTag";
2120     else if (selector == @selector(install))
2121         return @"install";
2122     else if (selector == @selector(remove))
2123         return @"remove";
2124     else
2125         return nil;
2126 }
2127
2128 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2129     return [self webScriptNameForSelector:selector] == nil;
2130 }
2131
2132 + (NSArray *) _attributeKeys {
2133     return [NSArray arrayWithObjects:
2134         @"applications",
2135         @"architecture",
2136         @"author",
2137         @"depiction",
2138         @"essential",
2139         @"homepage",
2140         @"icon",
2141         @"id",
2142         @"installed",
2143         @"latest",
2144         @"longDescription",
2145         @"longSection",
2146         @"maintainer",
2147         @"md5sum",
2148         @"mode",
2149         @"name",
2150         @"purposes",
2151         @"relations",
2152         @"section",
2153         @"selection",
2154         @"shortDescription",
2155         @"shortSection",
2156         @"simpleSection",
2157         @"size",
2158         @"source",
2159         @"sponsor",
2160         @"state",
2161         @"support",
2162         @"tags",
2163         @"warnings",
2164     nil];
2165 }
2166
2167 - (NSArray *) attributeKeys {
2168     return [[self class] _attributeKeys];
2169 }
2170
2171 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2172     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2173 }
2174
2175 - (NSArray *) relations {
2176 @synchronized (database_) {
2177     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2178     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2179         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2180     return relations;
2181 } }
2182
2183 - (NSString *) architecture {
2184     [self parse];
2185 @synchronized (database_) {
2186     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2187 } }
2188
2189 - (NSString *) getField:(NSString *)name {
2190 @synchronized (database_) {
2191     if ([database_ era] != era_ || file_.end())
2192         return nil;
2193
2194     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2195
2196     const char *start, *end;
2197     if (!parser.Find([name UTF8String], start, end))
2198         return (NSString *) [NSNull null];
2199
2200     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2201 } }
2202
2203 - (void) parse {
2204     if (parsed_ != NULL)
2205         return;
2206 @synchronized (database_) {
2207     if ([database_ era] != era_ || file_.end())
2208         return;
2209
2210     ParsedPackage *parsed(new ParsedPackage);
2211     parsed_ = parsed;
2212
2213     _profile(Package$parse)
2214         pkgRecords::Parser *parser;
2215
2216         _profile(Package$parse$Lookup)
2217             parser = &[database_ records]->Lookup(file_);
2218         _end
2219
2220         CYString website;
2221
2222         _profile(Package$parse$Find)
2223             struct {
2224                 const char *name_;
2225                 CYString *value_;
2226             } names[] = {
2227                 {"architecture", &parsed->architecture_},
2228                 {"icon", &parsed->icon_},
2229                 {"depiction", &parsed->depiction_},
2230                 {"homepage", &parsed->homepage_},
2231                 {"website", &website},
2232                 {"bugs", &parsed->bugs_},
2233                 {"support", &parsed->support_},
2234                 {"sponsor", &parsed->sponsor_},
2235                 {"author", &parsed->author_},
2236                 {"md5sum", &parsed->md5sum_},
2237             };
2238
2239             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2240                 const char *start, *end;
2241
2242                 if (parser->Find(names[i].name_, start, end)) {
2243                     CYString &value(*names[i].value_);
2244                     _profile(Package$parse$Value)
2245                         value.set(pool_, start, end - start);
2246                     _end
2247                 }
2248             }
2249         _end
2250
2251         _profile(Package$parse$Tagline)
2252             const char *start, *end;
2253             if (parser->ShortDesc(start, end)) {
2254                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2255                 if (stop == NULL)
2256                     stop = end;
2257                 while (stop != start && stop[-1] == '\r')
2258                     --stop;
2259                 parsed->tagline_.set(pool_, start, stop - start);
2260             }
2261         _end
2262
2263         _profile(Package$parse$Retain)
2264             if (parsed->homepage_.empty())
2265                 parsed->homepage_ = website;
2266             if (parsed->homepage_ == parsed->depiction_)
2267                 parsed->homepage_.clear();
2268         _end
2269     _end
2270 } }
2271
2272 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2273     if ((self = [super init]) != nil) {
2274     _profile(Package$initWithVersion)
2275         if (pool == NULL)
2276             apr_pool_create(&pool_, NULL);
2277         else {
2278             pool_ = pool;
2279             pooled_ = true;
2280         }
2281
2282         database_ = database;
2283         era_ = [database era];
2284
2285         version_ = version;
2286
2287         pkgCache::PkgIterator iterator(version.ParentPkg());
2288         iterator_ = iterator;
2289
2290         _profile(Package$initWithVersion$Version)
2291             if (!version_.end())
2292                 file_ = version_.FileList();
2293             else {
2294                 pkgCache &cache([database_ cache]);
2295                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2296             }
2297         _end
2298
2299         _profile(Package$initWithVersion$Cache)
2300             name_.set(NULL, iterator.Display());
2301
2302             latest_.set(NULL, StripVersion_(version_.VerStr()));
2303
2304             pkgCache::VerIterator current(iterator.CurrentVer());
2305             if (!current.end())
2306                 installed_.set(NULL, StripVersion_(current.VerStr()));
2307         _end
2308
2309         _profile(Package$initWithVersion$Tags)
2310             pkgCache::TagIterator tag(iterator.TagList());
2311             if (!tag.end()) {
2312                 tags_ = [NSMutableArray arrayWithCapacity:8];
2313                 do {
2314                     const char *name(tag.Name());
2315                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2316
2317                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2318                         if (strcmp(name + 6, "enduser") == 0)
2319                             role_ = 1;
2320                         else if (strcmp(name + 6, "hacker") == 0)
2321                             role_ = 2;
2322                         else if (strcmp(name + 6, "developer") == 0)
2323                             role_ = 3;
2324                         else if (strcmp(name + 6, "cydia") == 0)
2325                             role_ = 7;
2326                         else
2327                             role_ = 4;
2328                     }
2329
2330                     if (strncmp(name, "cydia::", 7) == 0) {
2331                         if (strcmp(name + 7, "essential") == 0)
2332                             essential_ = true;
2333                         else if (strcmp(name + 7, "obsolete") == 0)
2334                             obsolete_ = true;
2335                     }
2336
2337                     ++tag;
2338                 } while (!tag.end());
2339             }
2340         _end
2341
2342         _profile(Package$initWithVersion$Metadata)
2343             const char *mixed(iterator.Name());
2344             size_t size(strlen(mixed));
2345             char lower[size + 1];
2346
2347             for (size_t i(0); i != size; ++i)
2348                 lower[i] = mixed[i] | 0x20;
2349             lower[size] = '\0';
2350
2351             PackageValue *metadata(PackageFind(lower, size));
2352             metadata_ = metadata;
2353
2354             id_.set(NULL, metadata->name_, size);
2355
2356             const char *latest(version_.VerStr());
2357             size_t length(strlen(latest));
2358
2359             uint16_t vhash(hashlittle(latest, length));
2360
2361             size_t capped(std::min<size_t>(8, length));
2362             latest = latest + length - capped;
2363
2364             if (metadata->first_ == 0)
2365                 metadata->first_ = now_;
2366
2367             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2368                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2369                 metadata->vhash_ = vhash;
2370                 metadata->last_ = now_;
2371             } else if (metadata->last_ == 0)
2372                 metadata->last_ = metadata->first_;
2373         _end
2374
2375         _profile(Package$initWithVersion$Section)
2376             section_ = iterator.Section();
2377         _end
2378
2379         _profile(Package$initWithVersion$Flags)
2380             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2381             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2382         _end
2383     _end } return self;
2384 }
2385
2386 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2387     pkgCache::VerIterator version;
2388
2389     _profile(Package$packageWithIterator$GetCandidateVer)
2390         version = [database policy]->GetCandidateVer(iterator);
2391     _end
2392
2393     if (version.end())
2394         return nil;
2395
2396     Package *package;
2397
2398     _profile(Package$packageWithIterator$Allocate)
2399         package = [Package allocWithZone:zone];
2400     _end
2401
2402     _profile(Package$packageWithIterator$Initialize)
2403         package = [package
2404             initWithVersion:version
2405             withZone:zone
2406             inPool:pool
2407             database:database
2408         ];
2409     _end
2410
2411     _profile(Package$packageWithIterator$Autorelease)
2412         package = [package autorelease];
2413     _end
2414
2415     return package;
2416 }
2417
2418 - (pkgCache::PkgIterator) iterator {
2419     return iterator_;
2420 }
2421
2422 - (NSString *) section {
2423     if (section$_ == nil) {
2424         if (section_ == NULL)
2425             return nil;
2426
2427         _profile(Package$section$mappedSectionForPointer)
2428             section$_ = [database_ mappedSectionForPointer:section_];
2429         _end
2430     } return section$_;
2431 }
2432
2433 - (NSString *) simpleSection {
2434     if (NSString *section = [self section])
2435         return Simplify(section);
2436     else
2437         return nil;
2438 }
2439
2440 - (NSString *) longSection {
2441     return LocalizeSection([self section]);
2442 }
2443
2444 - (NSString *) shortSection {
2445     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2446 }
2447
2448 - (NSString *) uri {
2449     return nil;
2450 #if 0
2451     pkgIndexFile *index;
2452     pkgCache::PkgFileIterator file(file_.File());
2453     if (![database_ list].FindIndex(file, index))
2454         return nil;
2455     return [NSString stringWithUTF8String:iterator_->Path];
2456     //return [NSString stringWithUTF8String:file.Site()];
2457     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2458 #endif
2459 }
2460
2461 - (MIMEAddress *) maintainer {
2462 @synchronized (database_) {
2463     if ([database_ era] != era_ || file_.end())
2464         return nil;
2465
2466     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2467     const std::string &maintainer(parser->Maintainer());
2468     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2469 } }
2470
2471 - (NSString *) md5sum {
2472     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2473 }
2474
2475 - (size_t) size {
2476 @synchronized (database_) {
2477     if ([database_ era] != era_ || version_.end())
2478         return 0;
2479
2480     return version_->InstalledSize;
2481 } }
2482
2483 - (NSString *) longDescription {
2484 @synchronized (database_) {
2485     if ([database_ era] != era_ || file_.end())
2486         return nil;
2487
2488     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2489     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2490
2491     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2492     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2493     if ([lines count] < 2)
2494         return nil;
2495
2496     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2497     for (size_t i(1), e([lines count]); i != e; ++i) {
2498         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2499         [trimmed addObject:trim];
2500     }
2501
2502     return [trimmed componentsJoinedByString:@"\n"];
2503 } }
2504
2505 - (NSString *) shortDescription {
2506     if (parsed_ != NULL)
2507         return static_cast<NSString *>(parsed_->tagline_);
2508
2509 @synchronized (database_) {
2510     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2511
2512     const char *start, *end;
2513     if (!parser.ShortDesc(start, end))
2514         return nil;
2515
2516     if (end - start > 200)
2517         end = start + 200;
2518
2519     /*
2520     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2521         end = stop;
2522
2523     while (end != start && end[-1] == '\r')
2524         --end;
2525     */
2526
2527     return [(id) CYStringCreate(start, end - start) autorelease];
2528 } }
2529
2530 - (unichar) index {
2531     _profile(Package$index)
2532         CFStringRef name((CFStringRef) [self name]);
2533         if (CFStringGetLength(name) == 0)
2534             return '#';
2535         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2536         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2537             return '#';
2538         return toupper(character);
2539     _end
2540 }
2541
2542 - (PackageValue *) metadata {
2543     return metadata_;
2544 }
2545
2546 - (time_t) seen {
2547     PackageValue *metadata([self metadata]);
2548     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2549 }
2550
2551 - (bool) subscribed {
2552     return [self metadata]->subscribed_;
2553 }
2554
2555 - (bool) setSubscribed:(bool)subscribed {
2556     PackageValue *metadata([self metadata]);
2557     if (metadata->subscribed_ == subscribed)
2558         return false;
2559     metadata->subscribed_ = subscribed;
2560     return true;
2561 }
2562
2563 - (BOOL) ignored {
2564     return ignored_;
2565 }
2566
2567 - (NSString *) latest {
2568     return latest_;
2569 }
2570
2571 - (NSString *) installed {
2572     return installed_;
2573 }
2574
2575 - (BOOL) uninstalled {
2576     return installed_.empty();
2577 }
2578
2579 - (BOOL) valid {
2580     return !version_.end();
2581 }
2582
2583 - (BOOL) upgradableAndEssential:(BOOL)essential {
2584     _profile(Package$upgradableAndEssential)
2585         pkgCache::VerIterator current(iterator_.CurrentVer());
2586         if (current.end())
2587             return essential && essential_;
2588         else
2589             return !version_.end() && version_ != current;
2590     _end
2591 }
2592
2593 - (BOOL) essential {
2594     return essential_;
2595 }
2596
2597 - (BOOL) broken {
2598     return [database_ cache][iterator_].InstBroken();
2599 }
2600
2601 - (BOOL) unfiltered {
2602     _profile(Package$unfiltered$obsolete)
2603         if (_unlikely(obsolete_))
2604             return false;
2605     _end
2606
2607     _profile(Package$unfiltered$hasSupportingRole)
2608         if (_unlikely(![self hasSupportingRole]))
2609             return false;
2610     _end
2611
2612     return true;
2613 }
2614
2615 - (BOOL) visible {
2616     if (![self unfiltered])
2617         return false;
2618
2619     NSString *section;
2620
2621     _profile(Package$visible$section)
2622         section = [self section];
2623     _end
2624
2625     _profile(Package$visible$isSectionVisible)
2626         if (!isSectionVisible(section))
2627             return false;
2628     _end
2629
2630     return true;
2631 }
2632
2633 - (BOOL) half {
2634     unsigned char current(iterator_->CurrentState);
2635     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2636 }
2637
2638 - (BOOL) halfConfigured {
2639     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2640 }
2641
2642 - (BOOL) halfInstalled {
2643     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2644 }
2645
2646 - (BOOL) hasMode {
2647 @synchronized (database_) {
2648     if ([database_ era] != era_ || iterator_.end())
2649         return nil;
2650
2651     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2652     return state.Mode != pkgDepCache::ModeKeep;
2653 } }
2654
2655 - (NSString *) mode {
2656 @synchronized (database_) {
2657     if ([database_ era] != era_ || iterator_.end())
2658         return nil;
2659
2660     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2661
2662     switch (state.Mode) {
2663         case pkgDepCache::ModeDelete:
2664             if ((state.iFlags & pkgDepCache::Purge) != 0)
2665                 return @"PURGE";
2666             else
2667                 return @"REMOVE";
2668         case pkgDepCache::ModeKeep:
2669             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2670                 return @"REINSTALL";
2671             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2672                 return nil;*/
2673             else
2674                 return nil;
2675         case pkgDepCache::ModeInstall:
2676             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2677                 return @"REINSTALL";
2678             else*/ switch (state.Status) {
2679                 case -1:
2680                     return @"DOWNGRADE";
2681                 case 0:
2682                     return @"INSTALL";
2683                 case 1:
2684                     return @"UPGRADE";
2685                 case 2:
2686                     return @"NEW_INSTALL";
2687                 _nodefault
2688             }
2689         _nodefault
2690     }
2691 } }
2692
2693 - (NSString *) id {
2694     return id_;
2695 }
2696
2697 - (NSString *) name {
2698     return name_.empty() ? id_ : name_;
2699 }
2700
2701 - (UIImage *) icon {
2702     NSString *section = [self simpleSection];
2703
2704     UIImage *icon(nil);
2705     if (parsed_ != NULL)
2706         if (NSString *href = parsed_->icon_)
2707             if ([href hasPrefix:@"file:///"])
2708                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2709     if (icon == nil) if (section != nil)
2710         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2711     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2712         if ([dicon hasPrefix:@"file:///"])
2713             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2714     if (icon == nil)
2715         icon = [UIImage applicationImageNamed:@"unknown.png"];
2716     return icon;
2717 }
2718
2719 - (NSString *) homepage {
2720     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2721 }
2722
2723 - (NSString *) depiction {
2724     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2725 }
2726
2727 - (MIMEAddress *) sponsor {
2728     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2729 }
2730
2731 - (MIMEAddress *) author {
2732     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2733 }
2734
2735 - (NSString *) support {
2736     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2737 }
2738
2739 - (NSArray *) files {
2740     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2741     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2742
2743     std::ifstream fin;
2744     fin.open([path UTF8String]);
2745     if (!fin.is_open())
2746         return nil;
2747
2748     std::string line;
2749     while (std::getline(fin, line))
2750         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2751
2752     return files;
2753 }
2754
2755 - (NSString *) state {
2756 @synchronized (database_) {
2757     if ([database_ era] != era_ || file_.end())
2758         return nil;
2759
2760     switch (iterator_->CurrentState) {
2761         case pkgCache::State::NotInstalled:
2762             return @"NotInstalled";
2763         case pkgCache::State::UnPacked:
2764             return @"UnPacked";
2765         case pkgCache::State::HalfConfigured:
2766             return @"HalfConfigured";
2767         case pkgCache::State::HalfInstalled:
2768             return @"HalfInstalled";
2769         case pkgCache::State::ConfigFiles:
2770             return @"ConfigFiles";
2771         case pkgCache::State::Installed:
2772             return @"Installed";
2773         case pkgCache::State::TriggersAwaited:
2774             return @"TriggersAwaited";
2775         case pkgCache::State::TriggersPending:
2776             return @"TriggersPending";
2777     }
2778
2779     return (NSString *) [NSNull null];
2780 } }
2781
2782 - (NSString *) selection {
2783 @synchronized (database_) {
2784     if ([database_ era] != era_ || file_.end())
2785         return nil;
2786
2787     switch (iterator_->SelectedState) {
2788         case pkgCache::State::Unknown:
2789             return @"Unknown";
2790         case pkgCache::State::Install:
2791             return @"Install";
2792         case pkgCache::State::Hold:
2793             return @"Hold";
2794         case pkgCache::State::DeInstall:
2795             return @"DeInstall";
2796         case pkgCache::State::Purge:
2797             return @"Purge";
2798     }
2799
2800     return (NSString *) [NSNull null];
2801 } }
2802
2803 - (NSArray *) warnings {
2804     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2805     const char *name(iterator_.Name());
2806
2807     size_t length(strlen(name));
2808     if (length < 2) invalid:
2809         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2810     else for (size_t i(0); i != length; ++i)
2811         if (
2812             /* XXX: technically this is not allowed */
2813             (name[i] < 'A' || name[i] > 'Z') &&
2814             (name[i] < 'a' || name[i] > 'z') &&
2815             (name[i] < '0' || name[i] > '9') &&
2816             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2817         ) goto invalid;
2818
2819     if (strcmp(name, "cydia") != 0) {
2820         bool cydia = false;
2821         bool user = false;
2822         bool _private = false;
2823         bool stash = false;
2824
2825         bool repository = [[self section] isEqualToString:@"Repositories"];
2826
2827         if (NSArray *files = [self files])
2828             for (NSString *file in files)
2829                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2830                     cydia = true;
2831                 else if (!user && [file isEqualToString:@"/User"])
2832                     user = true;
2833                 else if (!_private && [file isEqualToString:@"/private"])
2834                     _private = true;
2835                 else if (!stash && [file isEqualToString:@"/var/stash"])
2836                     stash = true;
2837
2838         /* XXX: this is not sensitive enough. only some folders are valid. */
2839         if (cydia && !repository)
2840             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2841         if (user)
2842             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2843         if (_private)
2844             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2845         if (stash)
2846             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2847     }
2848
2849     return [warnings count] == 0 ? nil : warnings;
2850 }
2851
2852 - (NSArray *) applications {
2853     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2854
2855     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2856
2857     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2858     if (NSArray *files = [self files])
2859         for (NSString *file in files)
2860             if (application_r(file)) {
2861                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2862                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2863                 if ([id isEqualToString:me])
2864                     continue;
2865
2866                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2867                 if (display == nil)
2868                     display = application_r[1];
2869
2870                 NSString *bundle([file stringByDeletingLastPathComponent]);
2871                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2872                 if (icon == nil || [icon length] == 0)
2873                     icon = @"icon.png";
2874                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2875
2876                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2877                 [applications addObject:application];
2878
2879                 [application addObject:id];
2880                 [application addObject:display];
2881                 [application addObject:url];
2882             }
2883
2884     return [applications count] == 0 ? nil : applications;
2885 }
2886
2887 - (Source *) source {
2888     if (source_ == nil) {
2889         @synchronized (database_) {
2890             if ([database_ era] != era_ || file_.end())
2891                 source_ = (Source *) [NSNull null];
2892             else
2893                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2894         }
2895     }
2896
2897     return source_ == (Source *) [NSNull null] ? nil : source_;
2898 }
2899
2900 - (uint32_t) rank {
2901     return rank_;
2902 }
2903
2904 - (BOOL) matches:(NSArray *)query {
2905     if (query == nil || [query count] == 0)
2906         return NO;
2907
2908     rank_ = 0;
2909
2910     NSString *string;
2911     NSRange range;
2912     NSUInteger length;
2913
2914     string = [self name];
2915     length = [string length];
2916
2917     for (NSString *term in query) {
2918         range = [string rangeOfString:term options:MatchCompareOptions_];
2919         if (range.location != NSNotFound)
2920             rank_ -= 6 * 1000000 / length;
2921     }
2922
2923     if (rank_ == 0) {
2924         string = [self id];
2925         length = [string length];
2926
2927         for (NSString *term in query) {
2928             range = [string rangeOfString:term options:MatchCompareOptions_];
2929             if (range.location != NSNotFound)
2930                 rank_ -= 6 * 1000000 / length;
2931         }
2932     }
2933
2934     string = [self shortDescription];
2935     length = [string length];
2936     NSUInteger stop(std::min<NSUInteger>(length, 200));
2937
2938     for (NSString *term in query) {
2939         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2940         if (range.location != NSNotFound)
2941             rank_ -= 2 * 100000;
2942     }
2943
2944     return rank_ != 0;
2945 }
2946
2947 - (bool) hasSupportingRole {
2948     if (role_ == 0)
2949         return true;
2950     if (role_ == 1)
2951         return true;
2952     if ([Role_ isEqualToString:@"User"])
2953         return false;
2954     if (role_ == 2)
2955         return true;
2956     if ([Role_ isEqualToString:@"Hacker"])
2957         return false;
2958     if (role_ == 3)
2959         return true;
2960     if ([Role_ isEqualToString:@"Developer"])
2961         return false;
2962     _assert(false);
2963 }
2964
2965 - (NSArray *) tags {
2966     return tags_;
2967 }
2968
2969 - (BOOL) hasTag:(NSString *)tag {
2970     return tags_ == nil ? NO : [tags_ containsObject:tag];
2971 }
2972
2973 - (NSString *) primaryPurpose {
2974     for (NSString *tag in (NSArray *) tags_)
2975         if ([tag hasPrefix:@"purpose::"])
2976             return [tag substringFromIndex:9];
2977     return nil;
2978 }
2979
2980 - (NSArray *) purposes {
2981     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2982     for (NSString *tag in (NSArray *) tags_)
2983         if ([tag hasPrefix:@"purpose::"])
2984             [purposes addObject:[tag substringFromIndex:9]];
2985     return [purposes count] == 0 ? nil : purposes;
2986 }
2987
2988 - (bool) isCommercial {
2989     return [self hasTag:@"cydia::commercial"];
2990 }
2991
2992 - (void) setIndex:(size_t)index {
2993     if (metadata_->index_ != index)
2994         metadata_->index_ = index;
2995 }
2996
2997 - (CYString &) cyname {
2998     return name_.empty() ? id_ : name_;
2999 }
3000
3001 - (uint32_t) compareBySection:(NSArray *)sections {
3002     NSString *section([self section]);
3003     for (size_t i(0), e([sections count]); i != e; ++i) {
3004         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3005             return i;
3006     }
3007
3008     return _not(uint32_t);
3009 }
3010
3011 - (void) clear {
3012 @synchronized (database_) {
3013     pkgProblemResolver *resolver = [database_ resolver];
3014     resolver->Clear(iterator_);
3015
3016     pkgCacheFile &cache([database_ cache]);
3017     cache->SetReInstall(iterator_, false);
3018     cache->MarkKeep(iterator_, false);
3019 } }
3020
3021 - (void) install {
3022 @synchronized (database_) {
3023     pkgProblemResolver *resolver = [database_ resolver];
3024     resolver->Clear(iterator_);
3025     resolver->Protect(iterator_);
3026
3027     pkgCacheFile &cache([database_ cache]);
3028     cache->SetReInstall(iterator_, false);
3029     cache->MarkInstall(iterator_, false);
3030
3031     pkgDepCache::StateCache &state((*cache)[iterator_]);
3032     if (!state.Install())
3033         cache->SetReInstall(iterator_, true);
3034 } }
3035
3036 - (void) remove {
3037 @synchronized (database_) {
3038     pkgProblemResolver *resolver = [database_ resolver];
3039     resolver->Clear(iterator_);
3040     resolver->Remove(iterator_);
3041     resolver->Protect(iterator_);
3042
3043     pkgCacheFile &cache([database_ cache]);
3044     cache->SetReInstall(iterator_, false);
3045     cache->MarkDelete(iterator_, true);
3046 } }
3047
3048 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3049     _profile(Package$isUnfilteredAndSearchedForBy)
3050         bool value(true);
3051
3052         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3053             value &= [self unfiltered];
3054         _end
3055
3056         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3057             value &= [self matches:query];
3058         _end
3059
3060         return value;
3061     _end
3062 }
3063
3064 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3065     if ([search length] == 0)
3066         return false;
3067
3068     _profile(Package$isUnfilteredAndSelectedForBy)
3069         bool value(true);
3070
3071         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3072             value &= [self unfiltered];
3073         _end
3074
3075         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3076             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3077         _end
3078
3079         return value;
3080     _end
3081 }
3082
3083 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3084     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3085 }
3086
3087 - (bool) isVisibleInSection:(NSString *)name {
3088     NSString *section([self section]);
3089
3090     return (
3091         name == nil ||
3092         section == nil && [name length] == 0 ||
3093         [name isEqualToString:section]
3094     ) && [self visible];
3095 }
3096
3097 - (bool) isVisibleInSource:(Source *)source {
3098     return [self source] == source && [self visible];
3099 }
3100
3101 @end
3102 /* }}} */
3103 /* Section Class {{{ */
3104 @interface Section : NSObject {
3105     _H<NSString> name_;
3106     unichar index_;
3107     size_t row_;
3108     size_t count_;
3109     _H<NSString> localized_;
3110 }
3111
3112 - (NSComparisonResult) compareByLocalized:(Section *)section;
3113 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3114 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3115 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3116 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3117 - (NSString *) name;
3118 - (unichar) index;
3119
3120 - (size_t) row;
3121 - (size_t) count;
3122
3123 - (void) addToRow;
3124 - (void) addToCount;
3125
3126 - (void) setCount:(size_t)count;
3127 - (NSString *) localized;
3128
3129 @end
3130
3131 @implementation Section
3132
3133 - (NSComparisonResult) compareByLocalized:(Section *)section {
3134     NSString *lhs(localized_);
3135     NSString *rhs([section localized]);
3136
3137     /*if ([lhs length] != 0 && [rhs length] != 0) {
3138         unichar lhc = [lhs characterAtIndex:0];
3139         unichar rhc = [rhs characterAtIndex:0];
3140
3141         if (isalpha(lhc) && !isalpha(rhc))
3142             return NSOrderedAscending;
3143         else if (!isalpha(lhc) && isalpha(rhc))
3144             return NSOrderedDescending;
3145     }*/
3146
3147     return [lhs compare:rhs options:LaxCompareOptions_];
3148 }
3149
3150 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3151     if ((self = [self initWithName:name localize:NO]) != nil) {
3152         if (localized != nil)
3153             localized_ = localized;
3154     } return self;
3155 }
3156
3157 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3158     return [self initWithName:name row:0 localize:localize];
3159 }
3160
3161 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3162     if ((self = [super init]) != nil) {
3163         name_ = name;
3164         index_ = '\0';
3165         row_ = row;
3166         if (localize)
3167             localized_ = LocalizeSection(name_);
3168     } return self;
3169 }
3170
3171 /* XXX: localize the index thingees */
3172 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3173     if ((self = [super init]) != nil) {
3174         name_ = [NSString stringWithCharacters:&index length:1];
3175         index_ = index;
3176         row_ = row;
3177     } return self;
3178 }
3179
3180 - (NSString *) name {
3181     return name_;
3182 }
3183
3184 - (unichar) index {
3185     return index_;
3186 }
3187
3188 - (size_t) row {
3189     return row_;
3190 }
3191
3192 - (size_t) count {
3193     return count_;
3194 }
3195
3196 - (void) addToRow {
3197     ++row_;
3198 }
3199
3200 - (void) addToCount {
3201     ++count_;
3202 }
3203
3204 - (void) setCount:(size_t)count {
3205     count_ = count;
3206 }
3207
3208 - (NSString *) localized {
3209     return localized_;
3210 }
3211
3212 @end
3213 /* }}} */
3214
3215 class CydiaLogCleaner :
3216     public pkgArchiveCleaner
3217 {
3218   protected:
3219     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3220         unlink(File);
3221     }
3222 };
3223
3224 /* Database Implementation {{{ */
3225 @implementation Database
3226
3227 + (Database *) sharedInstance {
3228     static _H<Database> instance;
3229     if (instance == nil)
3230         instance = [[[Database alloc] init] autorelease];
3231     return instance;
3232 }
3233
3234 - (unsigned) era {
3235     return era_;
3236 }
3237
3238 - (void) releasePackages {
3239     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3240     CFArrayRemoveAllValues(packages_);
3241 }
3242
3243 - (void) dealloc {
3244     // XXX: actually implement this thing
3245     _assert(false);
3246     [self releasePackages];
3247     apr_pool_destroy(pool_);
3248     NSRecycleZone(zone_);
3249     [super dealloc];
3250 }
3251
3252 - (void) _readCydia:(NSNumber *)fd {
3253     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3254     std::istream is(&ib);
3255     std::string line;
3256
3257     static Pcre finish_r("^finish:([^:]*)$");
3258
3259     while (std::getline(is, line)) {
3260         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3261
3262         const char *data(line.c_str());
3263         size_t size = line.size();
3264         lprintf("C:%s\n", data);
3265
3266         if (finish_r(data, size)) {
3267             NSString *finish = finish_r[1];
3268             int index = [Finishes_ indexOfObject:finish];
3269             if (index != INT_MAX && index > Finish_)
3270                 Finish_ = index;
3271         }
3272
3273         [pool release];
3274     }
3275
3276     _assume(false);
3277 }
3278
3279 - (void) _readStatus:(NSNumber *)fd {
3280     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3281     std::istream is(&ib);
3282     std::string line;
3283
3284     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3285     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3286
3287     while (std::getline(is, line)) {
3288         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3289
3290         const char *data(line.c_str());
3291         size_t size(line.size());
3292         lprintf("S:%s\n", data);
3293
3294         if (conffile_r(data, size)) {
3295             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3296             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3297         } else if (strncmp(data, "status: ", 8) == 0) {
3298             // status: <package>: {unpacked,half-configured,installed}
3299             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3300             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3301         } else if (strncmp(data, "processing: ", 12) == 0) {
3302             // processing: configure: config-test
3303             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3304             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3305         } else if (pmstatus_r(data, size)) {
3306             std::string type([pmstatus_r[1] UTF8String]);
3307
3308             NSString *package = pmstatus_r[2];
3309             if ([package isEqualToString:@"dpkg-exec"])
3310                 package = nil;
3311
3312             float percent([pmstatus_r[3] floatValue]);
3313             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3314
3315             NSString *string = pmstatus_r[4];
3316
3317             if (type == "pmerror") {
3318                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3319                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3320             } else if (type == "pmstatus") {
3321                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3322                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3323             } else if (type == "pmconffile")
3324                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3325             else
3326                 lprintf("E:unknown pmstatus\n");
3327         } else
3328             lprintf("E:unknown status\n");
3329
3330         [pool release];
3331     }
3332
3333     _assume(false);
3334 }
3335
3336 - (void) _readOutput:(NSNumber *)fd {
3337     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3338     std::istream is(&ib);
3339     std::string line;
3340
3341     while (std::getline(is, line)) {
3342         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3343
3344         lprintf("O:%s\n", line.c_str());
3345
3346         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3347         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3348
3349         [pool release];
3350     }
3351
3352     _assume(false);
3353 }
3354
3355 - (FILE *) input {
3356     return input_;
3357 }
3358
3359 - (Package *) packageWithName:(NSString *)name {
3360     if (name == nil)
3361         return nil;
3362 @synchronized (self) {
3363     if (static_cast<pkgDepCache *>(cache_) == NULL)
3364         return nil;
3365     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3366     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3367 } }
3368
3369 - (id) init {
3370     if ((self = [super init]) != nil) {
3371         policy_ = NULL;
3372         records_ = NULL;
3373         resolver_ = NULL;
3374         fetcher_ = NULL;
3375         lock_ = NULL;
3376
3377         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3378         apr_pool_create(&pool_, NULL);
3379
3380         size_t capacity(MetaFile_->active_);
3381         if (capacity == 0)
3382             capacity = 16384;
3383         else
3384             capacity += 1024;
3385
3386         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3387         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3388
3389         int fds[2];
3390
3391         _assert(pipe(fds) != -1);
3392         cydiafd_ = fds[1];
3393
3394         _config->Set("APT::Keep-Fds::", cydiafd_);
3395         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3396
3397         [NSThread
3398             detachNewThreadSelector:@selector(_readCydia:)
3399             toTarget:self
3400             withObject:[NSNumber numberWithInt:fds[0]]
3401         ];
3402
3403         _assert(pipe(fds) != -1);
3404         statusfd_ = fds[1];
3405
3406         [NSThread
3407             detachNewThreadSelector:@selector(_readStatus:)
3408             toTarget:self
3409             withObject:[NSNumber numberWithInt:fds[0]]
3410         ];
3411
3412         _assert(pipe(fds) != -1);
3413         _assert(dup2(fds[0], 0) != -1);
3414         _assert(close(fds[0]) != -1);
3415
3416         input_ = fdopen(fds[1], "a");
3417
3418         _assert(pipe(fds) != -1);
3419         _assert(dup2(fds[1], 1) != -1);
3420         _assert(close(fds[1]) != -1);
3421
3422         [NSThread
3423             detachNewThreadSelector:@selector(_readOutput:)
3424             toTarget:self
3425             withObject:[NSNumber numberWithInt:fds[0]]
3426         ];
3427     } return self;
3428 }
3429
3430 - (pkgCacheFile &) cache {
3431     return cache_;
3432 }
3433
3434 - (pkgDepCache::Policy *) policy {
3435     return policy_;
3436 }
3437
3438 - (pkgRecords *) records {
3439     return records_;
3440 }
3441
3442 - (pkgProblemResolver *) resolver {
3443     return resolver_;
3444 }
3445
3446 - (pkgAcquire &) fetcher {
3447     return *fetcher_;
3448 }
3449
3450 - (pkgSourceList &) list {
3451     return *list_;
3452 }
3453
3454 - (NSArray *) packages {
3455     return (NSArray *) packages_;
3456 }
3457
3458 - (NSArray *) sources {
3459     return sourceList_;
3460 }
3461
3462 - (Source *) sourceWithKey:(NSString *)key {
3463     for (Source *source in [self sources]) {
3464         if ([[source key] isEqualToString:key])
3465             return source;
3466     } return nil;
3467 }
3468
3469 - (bool) popErrorWithTitle:(NSString *)title {
3470     bool fatal(false);
3471
3472     while (!_error->empty()) {
3473         std::string error;
3474         bool warning(!_error->PopMessage(error));
3475         if (!warning)
3476             fatal = true;
3477
3478         for (;;) {
3479             size_t size(error.size());
3480             if (size == 0 || error[size - 1] != '\n')
3481                 break;
3482             error.resize(size - 1);
3483         }
3484
3485         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3486
3487         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3488         if (warning && no_pubkey(error.c_str()))
3489             continue;
3490
3491         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3492     }
3493
3494     return fatal;
3495 }
3496
3497 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3498     return [self popErrorWithTitle:title] || !success;
3499 }
3500
3501 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3502 @synchronized (self) {
3503     ++era_;
3504
3505     [self releasePackages];
3506
3507     sourceMap_.clear();
3508     [sourceList_ removeAllObjects];
3509
3510     _error->Discard();
3511
3512     delete list_;
3513     list_ = NULL;
3514     manager_ = NULL;
3515     delete lock_;
3516     lock_ = NULL;
3517     delete fetcher_;
3518     fetcher_ = NULL;
3519     delete resolver_;
3520     resolver_ = NULL;
3521     delete records_;
3522     records_ = NULL;
3523     delete policy_;
3524     policy_ = NULL;
3525
3526     cache_.Close();
3527
3528     apr_pool_clear(pool_);
3529
3530     NSRecycleZone(zone_);
3531     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3532
3533     int chk(creat("/tmp/cydia.chk", 0644));
3534     if (chk != -1)
3535         close(chk);
3536
3537     if (invocation != nil)
3538         [invocation invoke];
3539
3540     NSString *title(UCLocalize("DATABASE"));
3541
3542     _trace();
3543     OpProgress progress;
3544     while (!cache_.Open(progress, true)) { pop:
3545         std::string error;
3546         bool warning(!_error->PopMessage(error));
3547         lprintf("cache_.Open():[%s]\n", error.c_str());
3548
3549         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3550             [delegate_ repairWithSelector:@selector(configure)];
3551         else if (error == "The package lists or status file could not be parsed or opened.")
3552             [delegate_ repairWithSelector:@selector(update)];
3553         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3554         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3555         // else if (error == "Malformed Status line")
3556         // else if (error == "The list of sources could not be read.")
3557         else {
3558             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3559             return;
3560         }
3561
3562         if (warning)
3563             goto pop;
3564         _error->Discard();
3565     }
3566     _trace();
3567
3568     unlink("/tmp/cydia.chk");
3569
3570     now_ = [[NSDate date] timeIntervalSince1970];
3571
3572     policy_ = new pkgDepCache::Policy();
3573     records_ = new pkgRecords(cache_);
3574     resolver_ = new pkgProblemResolver(cache_);
3575     fetcher_ = new pkgAcquire(&status_);
3576     lock_ = NULL;
3577
3578     list_ = new pkgSourceList();
3579     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3580         return;
3581
3582     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3583         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3584         return;
3585     }
3586
3587     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3588         return;
3589
3590     if (cache_->BrokenCount() != 0) {
3591         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3592             return;
3593
3594         if (cache_->BrokenCount() != 0) {
3595             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3596             return;
3597         }
3598
3599         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3600             return;
3601     }
3602
3603     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3604         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3605         [sourceList_ addObject:object];
3606
3607         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3608         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3609             // XXX: this could be more intelligent
3610             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3611                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3612                 if (!cached.end())
3613                     sourceMap_[cached->ID] = object;
3614             }
3615     }
3616
3617     {
3618         /*std::vector<Package *> packages;
3619         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3620         packages_ = nil;*/
3621
3622         _trace();
3623
3624         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3625             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3626                 //packages.push_back(package);
3627                 CFArrayAppendValue(packages_, CFRetain(package));
3628
3629         _trace();
3630
3631         /*if (packages.empty())
3632             packages_ = [[NSArray alloc] init];
3633         else
3634             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3635         _trace();*/
3636
3637         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3638         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3639         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3640
3641         /*_trace();
3642         PrintTimes();
3643         _trace();*/
3644
3645         _trace();
3646
3647         /*if (!packages.empty())
3648             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3649         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3650
3651         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3652
3653         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3654
3655         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3656
3657         _trace();
3658
3659         size_t count(CFArrayGetCount(packages_));
3660         MetaFile_->active_ = count;
3661
3662         for (size_t index(0); index != count; ++index)
3663             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3664
3665         _trace();
3666     }
3667 } }
3668
3669 - (void) clear {
3670 @synchronized (self) {
3671     delete resolver_;
3672     resolver_ = new pkgProblemResolver(cache_);
3673
3674     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3675         if (!cache_[iterator].Keep())
3676             cache_->MarkKeep(iterator, false);
3677         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3678             cache_->SetReInstall(iterator, false);
3679 } }
3680
3681 - (void) configure {
3682     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3683     _trace();
3684     system([dpkg UTF8String]);
3685     _trace();
3686 }
3687
3688 - (bool) clean {
3689     // XXX: I don't remember this condition
3690     if (lock_ != NULL)
3691         return false;
3692
3693     FileFd Lock;
3694     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3695
3696     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3697
3698     if ([self popErrorWithTitle:title])
3699         return false;
3700
3701     pkgAcquire fetcher;
3702     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3703
3704     CydiaLogCleaner cleaner;
3705     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3706         return false;
3707
3708     return true;
3709 }
3710
3711 - (bool) prepare {
3712     fetcher_->Shutdown();
3713
3714     pkgRecords records(cache_);
3715
3716     lock_ = new FileFd();
3717     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3718
3719     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3720
3721     if ([self popErrorWithTitle:title])
3722         return false;
3723
3724     pkgSourceList list;
3725     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3726         return false;
3727
3728     manager_ = (_system->CreatePM(cache_));
3729     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3730         return false;
3731
3732     return true;
3733 }
3734
3735 - (void) perform {
3736     bool substrate(RestartSubstrate_);
3737     RestartSubstrate_ = false;
3738
3739     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3740
3741     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3742         pkgSourceList list;
3743         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3744             return;
3745         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3746             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3747     }
3748
3749     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3750
3751     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3752         _trace();
3753         [self popErrorWithTitle:title];
3754         return;
3755     }
3756
3757     bool failed = false;
3758     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3759         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3760             continue;
3761         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3762             continue;
3763
3764         failed = true;
3765     }
3766
3767     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3768
3769     if (failed) {
3770         _trace();
3771         return;
3772     }
3773
3774     if (substrate)
3775         RestartSubstrate_ = true;
3776
3777     _system->UnLock();
3778     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3779
3780     if (_error->PendingError()) {
3781         _trace();
3782         return;
3783     }
3784
3785     if (result == pkgPackageManager::Failed) {
3786         _trace();
3787         return;
3788     }
3789
3790     if (result != pkgPackageManager::Completed) {
3791         _trace();
3792         return;
3793     }
3794
3795     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3796         pkgSourceList list;
3797         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3798             return;
3799         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3800             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3801     }
3802
3803     if (![before isEqualToArray:after])
3804         [self update];
3805 }
3806
3807 - (bool) upgrade {
3808     NSString *title(UCLocalize("UPGRADE"));
3809     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3810         return false;
3811     return true;
3812 }
3813
3814 - (void) update {
3815     [self updateWithStatus:status_];
3816 }
3817
3818 - (void) updateWithStatus:(Status &)status {
3819     NSString *title(UCLocalize("REFRESHING_DATA"));
3820
3821     pkgSourceList list;
3822     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3823         return;
3824
3825     FileFd lock;
3826     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3827     if ([self popErrorWithTitle:title])
3828         return;
3829
3830     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3831
3832     bool success(ListUpdate(status, list, PulseInterval_));
3833     if (status.WasCancelled())
3834         _error->Discard();
3835     else {
3836         [self popErrorWithTitle:title forOperation:success];
3837         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3838         Changed_ = true;
3839     }
3840
3841     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3842 }
3843
3844 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3845     delegate_ = delegate;
3846 }
3847
3848 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3849     progress_ = delegate;
3850     status_.setDelegate(delegate);
3851 }
3852
3853 - (NSObject<ProgressDelegate> *) progressDelegate {
3854     return progress_;
3855 }
3856
3857 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3858     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3859     return i == sourceMap_.end() ? nil : i->second;
3860 }
3861
3862 - (NSString *) mappedSectionForPointer:(const char *)section {
3863     _H<NSString> *mapped;
3864
3865     _profile(Database$mappedSectionForPointer$Cache)
3866         mapped = &sections_[section];
3867     _end
3868
3869     if (*mapped == NULL) {
3870         size_t length(strlen(section));
3871         char spaced[length + 1];
3872
3873         _profile(Database$mappedSectionForPointer$Replace)
3874             for (size_t index(0); index != length; ++index)
3875                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3876             spaced[length] = '\0';
3877         _end
3878
3879         NSString *string;
3880
3881         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3882             string = [NSString stringWithUTF8String:spaced];
3883         _end
3884
3885         _profile(Database$mappedSectionForPointer$Map)
3886             string = [SectionMap_ objectForKey:string] ?: string;
3887         _end
3888
3889         *mapped = string;
3890     } return *mapped;
3891 }
3892
3893 @end
3894 /* }}} */
3895
3896 static _H<NSMutableSet> Diversions_;
3897
3898 @interface Diversion : NSObject {
3899     Pcre pattern_;
3900     _H<NSString> key_;
3901     _H<NSString> format_;
3902 }
3903
3904 @end
3905
3906 @implementation Diversion
3907
3908 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3909     if ((self = [super init]) != nil) {
3910         pattern_ = [from UTF8String];
3911         key_ = from;
3912         format_ = to;
3913     } return self;
3914 }
3915
3916 - (NSString *) divert:(NSString *)url {
3917     return !pattern_(url) ? nil : pattern_->*format_;
3918 }
3919
3920 + (NSURL *) divertURL:(NSURL *)url {
3921   divert:
3922     NSString *href([url absoluteString]);
3923
3924     for (Diversion *diversion in (id) Diversions_)
3925         if (NSString *diverted = [diversion divert:href]) {
3926 #if !ForRelease
3927             NSLog(@"div: %@", diverted);
3928 #endif
3929             url = [NSURL URLWithString:diverted];
3930             goto divert;
3931         }
3932
3933     return url;
3934 }
3935
3936 - (NSString *) key {
3937     return key_;
3938 }
3939
3940 - (NSUInteger) hash {
3941     return [key_ hash];
3942 }
3943
3944 - (BOOL) isEqual:(Diversion *)object {
3945     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3946 }
3947
3948 @end
3949
3950 @interface CydiaObject : NSObject {
3951     _H<IndirectDelegate> indirect_;
3952     _transient id delegate_;
3953 }
3954
3955 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3956
3957 @end
3958
3959 @class CydiaObject;
3960
3961 @interface CydiaWebViewController : CyteWebViewController {
3962     _H<CydiaObject> cydia_;
3963 }
3964
3965 + (void) addDiversion:(Diversion *)diversion;
3966 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
3967 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
3968 - (void) setDelegate:(id)delegate;
3969
3970 @end
3971
3972 /* Web Scripting {{{ */
3973 @implementation CydiaObject
3974
3975 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3976     if ((self = [super init]) != nil) {
3977         indirect_ = indirect;
3978     } return self;
3979 }
3980
3981 - (void) setDelegate:(id)delegate {
3982     delegate_ = delegate;
3983 }
3984
3985 + (NSArray *) _attributeKeys {
3986     return [NSArray arrayWithObjects:
3987         @"bbsnum",
3988         @"build",
3989         @"coreFoundationVersionNumber",
3990         @"device",
3991         @"ecid",
3992         @"firmware",
3993         @"hostname",
3994         @"idiom",
3995         @"mcc",
3996         @"mnc",
3997         @"model",
3998         @"operator",
3999         @"role",
4000         @"serial",
4001         @"token",
4002         @"version",
4003     nil];
4004 }
4005
4006 - (NSArray *) attributeKeys {
4007     return [[self class] _attributeKeys];
4008 }
4009
4010 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4011     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4012 }
4013
4014 - (NSString *) version {
4015     return Cydia_;
4016 }
4017
4018 - (NSString *) build {
4019     return System_;
4020 }
4021
4022 - (NSString *) coreFoundationVersionNumber {
4023     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4024 }
4025
4026 - (NSString *) device {
4027     return [[UIDevice currentDevice] uniqueIdentifier];
4028 }
4029
4030 - (NSString *) firmware {
4031     return [[UIDevice currentDevice] systemVersion];
4032 }
4033
4034 - (NSString *) hostname {
4035     return [[UIDevice currentDevice] name];
4036 }
4037
4038 - (NSString *) idiom {
4039     return (id) Idiom_ ?: [NSNull null];
4040 }
4041
4042 - (NSString *) mcc {
4043     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4044         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4045     return nil;
4046 }
4047
4048 - (NSString *) mnc {
4049     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4050         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4051     return nil;
4052 }
4053
4054 - (NSString *) operator {
4055     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4056         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4057     return nil;
4058 }
4059
4060 - (NSString *) bbsnum {
4061     return (id) BBSNum_ ?: [NSNull null];
4062 }
4063
4064 - (NSString *) ecid {
4065     return (id) ChipID_ ?: [NSNull null];
4066 }
4067
4068 - (NSString *) serial {
4069     return SerialNumber_;
4070 }
4071
4072 - (NSString *) role {
4073     return (id) Role_ ?: [NSNull null];
4074 }
4075
4076 - (NSString *) model {
4077     return [NSString stringWithUTF8String:Machine_];
4078 }
4079
4080 - (NSString *) token {
4081     return (id) Token_ ?: [NSNull null];
4082 }
4083
4084 + (NSString *) webScriptNameForSelector:(SEL)selector {
4085     if (false);
4086     else if (selector == @selector(addBridgedHost:))
4087         return @"addBridgedHost";
4088     else if (selector == @selector(addInsecureHost:))
4089         return @"addInsecureHost";
4090     else if (selector == @selector(addInternalRedirect::))
4091         return @"addInternalRedirect";
4092     else if (selector == @selector(addPipelinedHost:scheme:))
4093         return @"addPipelinedHost";
4094     else if (selector == @selector(addSource:::))
4095         return @"addSource";
4096     else if (selector == @selector(addTokenHost:))
4097         return @"addTokenHost";
4098     else if (selector == @selector(addTrivialSource:))
4099         return @"addTrivialSource";
4100     else if (selector == @selector(close))
4101         return @"close";
4102     else if (selector == @selector(du:))
4103         return @"du";
4104     else if (selector == @selector(stringWithFormat:arguments:))
4105         return @"format";
4106     else if (selector == @selector(getAllSources))
4107         return @"getAllSourcs";
4108     else if (selector == @selector(getKernelNumber:))
4109         return @"getKernelNumber";
4110     else if (selector == @selector(getKernelString:))
4111         return @"getKernelString";
4112     else if (selector == @selector(getInstalledPackages))
4113         return @"getInstalledPackages";
4114     else if (selector == @selector(getIORegistryEntry::))
4115         return @"getIORegistryEntry";
4116     else if (selector == @selector(getLocaleIdentifier))
4117         return @"getLocaleIdentifier";
4118     else if (selector == @selector(getPreferredLanguages))
4119         return @"getPreferredLanguages";
4120     else if (selector == @selector(getPackageById:))
4121         return @"getPackageById";
4122     else if (selector == @selector(getMetadataKeys))
4123         return @"getMetadataKeys";
4124     else if (selector == @selector(getMetadataValue:))
4125         return @"getMetadataValue";
4126     else if (selector == @selector(getSessionValue:))
4127         return @"getSessionValue";
4128     else if (selector == @selector(installPackages:))
4129         return @"installPackages";
4130     else if (selector == @selector(isReachable:))
4131         return @"isReachable";
4132     else if (selector == @selector(localizedStringForKey:value:table:))
4133         return @"localize";
4134     else if (selector == @selector(popViewController:))
4135         return @"popViewController";
4136     else if (selector == @selector(refreshSources))
4137         return @"refreshSources";
4138     else if (selector == @selector(removeButton))
4139         return @"removeButton";
4140     else if (selector == @selector(saveConfig))
4141         return @"saveConfig";
4142     else if (selector == @selector(setMetadataValue::))
4143         return @"setMetadataValue";
4144     else if (selector == @selector(setSessionValue::))
4145         return @"setSessionValue";
4146     else if (selector == @selector(setShowPromoted:))
4147         return @"setShowPromoted";
4148     else if (selector == @selector(substitutePackageNames:))
4149         return @"substitutePackageNames";
4150     else if (selector == @selector(scrollToBottom:))
4151         return @"scrollToBottom";
4152     else if (selector == @selector(setAllowsNavigationAction:))
4153         return @"setAllowsNavigationAction";
4154     else if (selector == @selector(setBadgeValue:))
4155         return @"setBadgeValue";
4156     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4157         return @"setButtonImage";
4158     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4159         return @"setButtonTitle";
4160     else if (selector == @selector(setHidesBackButton:))
4161         return @"setHidesBackButton";
4162     else if (selector == @selector(setHidesNavigationBar:))
4163         return @"setHidesNavigationBar";
4164     else if (selector == @selector(setNavigationBarStyle:))
4165         return @"setNavigationBarStyle";
4166     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4167         return @"setNavigationBarTintColor";
4168     else if (selector == @selector(setPasteboardString:))
4169         return @"setPasteboardString";
4170     else if (selector == @selector(setPasteboardURL:))
4171         return @"setPasteboardURL";
4172     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4173         return @"setScrollAlwaysBounceVertical";
4174     else if (selector == @selector(setScrollIndicatorStyle:))
4175         return @"setScrollIndicatorStyle";
4176     else if (selector == @selector(setToken:))
4177         return @"setToken";
4178     else if (selector == @selector(setViewportWidth:))
4179         return @"setViewportWidth";
4180     else if (selector == @selector(statfs:))
4181         return @"statfs";
4182     else if (selector == @selector(supports:))
4183         return @"supports";
4184     else if (selector == @selector(unload))
4185         return @"unload";
4186     else
4187         return nil;
4188 }
4189
4190 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4191     return [self webScriptNameForSelector:selector] == nil;
4192 }
4193
4194 - (BOOL) supports:(NSString *)feature {
4195     return [feature isEqualToString:@"window.open"];
4196 }
4197
4198 - (void) unload {
4199     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4200 }
4201
4202 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4203     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4204 }
4205
4206 - (void) setScrollIndicatorStyle:(NSString *)style {
4207     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4208 }
4209
4210 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4211     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4212 }
4213
4214 - (NSNumber *) getKernelNumber:(NSString *)name {
4215     const char *string([name UTF8String]);
4216
4217     size_t size;
4218     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4219         return (id) [NSNull null];
4220
4221     if (size != sizeof(int))
4222         return (id) [NSNull null];
4223
4224     int value;
4225     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4226         return (id) [NSNull null];
4227
4228     return [NSNumber numberWithInt:value];
4229 }
4230
4231 - (NSString *) getKernelString:(NSString *)name {
4232     const char *string([name UTF8String]);
4233
4234     size_t size;
4235     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4236         return (id) [NSNull null];
4237
4238     char value[size + 1];
4239     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4240         return (id) [NSNull null];
4241
4242     // XXX: just in case you request something ludicrous
4243     value[size] = '\0';
4244
4245     return [NSString stringWithCString:value];
4246 }
4247
4248 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4249     NSObject *value(CYIOGetValue([path UTF8String], entry));
4250
4251     if (value != nil)
4252         if ([value isKindOfClass:[NSData class]])
4253             value = CYHex((NSData *) value);
4254
4255     return value;
4256 }
4257
4258 - (NSArray *) getMetadataKeys {
4259 @synchronized (Values_) {
4260     return [Values_ allKeys];
4261 } }
4262
4263 - (void) _setShowPromoted:(NSNumber *)value {
4264     [Metadata_ setObject:value forKey:@"ShowPromoted"];
4265     Changed_ = true;
4266 }
4267
4268 - (void) setShowPromoted:(NSNumber *)value {
4269     [self performSelectorOnMainThread:@selector(_setShowPromoted:) withObject:value waitUntilDone:NO];
4270 }
4271
4272 - (id) getMetadataValue:(NSString *)key {
4273 @synchronized (Values_) {
4274     return [Values_ objectForKey:key];
4275 } }
4276
4277 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4278 @synchronized (Values_) {
4279     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4280         [Values_ removeObjectForKey:key];
4281     else
4282         [Values_ setObject:value forKey:key];
4283
4284     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4285 } }
4286
4287 - (id) getSessionValue:(NSString *)key {
4288 @synchronized (SessionData_) {
4289     return [SessionData_ objectForKey:key];
4290 } }
4291
4292 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4293 @synchronized (SessionData_) {
4294     if (value == (id) [WebUndefined undefined])
4295         [SessionData_ removeObjectForKey:key];
4296     else
4297         [SessionData_ setObject:value forKey:key];
4298 } }
4299
4300 - (void) addBridgedHost:(NSString *)host {
4301 @synchronized (HostConfig_) {
4302     [BridgedHosts_ addObject:host];
4303 } }
4304
4305 - (void) addInsecureHost:(NSString *)host {
4306 @synchronized (HostConfig_) {
4307     [InsecureHosts_ addObject:host];
4308 } }
4309
4310 - (void) addTokenHost:(NSString *)host {
4311 @synchronized (HostConfig_) {
4312     [TokenHosts_ addObject:host];
4313 } }
4314
4315 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4316 @synchronized (HostConfig_) {
4317     if (scheme != (id) [WebUndefined undefined])
4318         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4319
4320     [PipelinedHosts_ addObject:host];
4321 } }
4322
4323 - (void) popViewController:(NSNumber *)value {
4324     if (value == (id) [WebUndefined undefined])
4325         value = [NSNumber numberWithBool:YES];
4326     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4327 }
4328
4329 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4330     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4331
4332     for (NSString *section in sections)
4333         [array addObject:section];
4334
4335     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4336         @"deb", @"Type",
4337         href, @"URI",
4338         distribution, @"Distribution",
4339         array, @"Sections",
4340     nil] waitUntilDone:NO];
4341 }
4342
4343 - (void) addTrivialSource:(NSString *)href {
4344     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4345 }
4346
4347 - (void) refreshSources {
4348     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4349 }
4350
4351 - (void) saveConfig {
4352     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4353 }
4354
4355 - (NSArray *) getAllSources {
4356     return [[Database sharedInstance] sources];
4357 }
4358
4359 - (NSArray *) getInstalledPackages {
4360     Database *database([Database sharedInstance]);
4361 @synchronized (database) {
4362     NSArray *packages([database packages]);
4363     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4364     for (Package *package in packages)
4365         if (![package uninstalled])
4366             [installed addObject:package];
4367     return installed;
4368 } }
4369
4370 - (Package *) getPackageById:(NSString *)id {
4371     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4372         [package parse];
4373         return package;
4374     } else
4375         return (Package *) [NSNull null];
4376 }
4377
4378 - (NSString *) getLocaleIdentifier {
4379     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4380 }
4381
4382 - (NSArray *) getPreferredLanguages {
4383     return Languages_;
4384 }
4385
4386 - (NSArray *) statfs:(NSString *)path {
4387     struct statfs stat;
4388
4389     if (path == nil || statfs([path UTF8String], &stat) == -1)
4390         return nil;
4391
4392     return [NSArray arrayWithObjects:
4393         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4394         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4395         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4396     nil];
4397 }
4398
4399 - (NSNumber *) du:(NSString *)path {
4400     NSNumber *value(nil);
4401
4402     int fds[2];
4403     _assert(pipe(fds) != -1);
4404
4405     pid_t pid(ExecFork());
4406     if (pid == 0) {
4407         _assert(dup2(fds[1], 1) != -1);
4408         _assert(close(fds[0]) != -1);
4409         _assert(close(fds[1]) != -1);
4410         /* XXX: this should probably not use du */
4411         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4412         exit(1);
4413         _assert(false);
4414     }
4415
4416     _assert(close(fds[1]) != -1);
4417
4418     if (FILE *du = fdopen(fds[0], "r")) {
4419         char line[1024];
4420         while (fgets(line, sizeof(line), du) != NULL) {
4421             size_t length(strlen(line));
4422             while (length != 0 && line[length - 1] == '\n')
4423                 line[--length] = '\0';
4424             if (char *tab = strchr(line, '\t')) {
4425                 *tab = '\0';
4426                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4427             }
4428         }
4429
4430         fclose(du);
4431     } else _assert(close(fds[0]));
4432
4433     ReapZombie(pid);
4434
4435     return value;
4436 }
4437
4438 - (void) close {
4439     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4440 }
4441
4442 - (NSNumber *) isReachable:(NSString *)name {
4443     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4444 }
4445
4446 - (void) installPackages:(NSArray *)packages {
4447     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4448 }
4449
4450 - (NSString *) substitutePackageNames:(NSString *)message {
4451     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4452     for (size_t i(0), e([words count]); i != e; ++i) {
4453         NSString *word([words objectAtIndex:i]);
4454         if (Package *package = [[Database sharedInstance] packageWithName:word])
4455             [words replaceObjectAtIndex:i withObject:[package name]];
4456     }
4457
4458     return [words componentsJoinedByString:@" "];
4459 }
4460
4461 - (void) removeButton {
4462     [indirect_ removeButton];
4463 }
4464
4465 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4466     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4467 }
4468
4469 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4470     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4471 }
4472
4473 - (void) setBadgeValue:(id)value {
4474     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4475 }
4476
4477 - (void) setAllowsNavigationAction:(NSString *)value {
4478     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4479 }
4480
4481 - (void) setHidesBackButton:(NSString *)value {
4482     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4483 }
4484
4485 - (void) setHidesNavigationBar:(NSString *)value {
4486     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4487 }
4488
4489 - (void) setNavigationBarStyle:(NSString *)value {
4490     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4491 }
4492
4493 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4494     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4495     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4496     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4497 }
4498
4499 - (void) setPasteboardString:(NSString *)value {
4500     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4501 }
4502
4503 - (void) setPasteboardURL:(NSString *)value {
4504     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4505 }
4506
4507 - (void) _setToken:(NSString *)token {
4508     Token_ = token;
4509
4510     if (token == nil)
4511         [Metadata_ removeObjectForKey:@"Token"];
4512     else
4513         [Metadata_ setObject:Token_ forKey:@"Token"];
4514
4515     Changed_ = true;
4516 }
4517
4518 - (void) setToken:(NSString *)token {
4519     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4520 }
4521
4522 - (void) scrollToBottom:(NSNumber *)animated {
4523     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4524 }
4525
4526 - (void) setViewportWidth:(float)width {
4527     [indirect_ setViewportWidthOnMainThread:width];
4528 }
4529
4530 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4531     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4532     unsigned count([arguments count]);
4533     id values[count];
4534     for (unsigned i(0); i != count; ++i)
4535         values[i] = [arguments objectAtIndex:i];
4536     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4537 }
4538
4539 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4540     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4541         value = nil;
4542     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4543         table = nil;
4544     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4545 }
4546
4547 @end
4548 /* }}} */
4549
4550 @interface NSURL (CydiaSecure)
4551 @end
4552
4553 @implementation NSURL (CydiaSecure)
4554
4555 - (bool) isCydiaSecure {
4556     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4557         return true;
4558
4559     @synchronized (HostConfig_) {
4560         if ([InsecureHosts_ containsObject:[self host]])
4561             return true;
4562     }
4563
4564     return false;
4565 }
4566
4567 @end
4568
4569 /* Cydia Browser Controller {{{ */
4570 @implementation CydiaWebViewController
4571
4572 - (NSURL *) navigationURL {
4573     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4574 }
4575
4576 + (void) _initialize {
4577     [super _initialize];
4578
4579     Diversions_ = [NSMutableSet setWithCapacity:0];
4580 }
4581
4582 + (void) addDiversion:(Diversion *)diversion {
4583     [Diversions_ addObject:diversion];
4584 }
4585
4586 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4587     [super webView:view didClearWindowObject:window forFrame:frame];
4588     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4589 }
4590
4591 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4592     WebDataSource *source([frame dataSource]);
4593     NSURLResponse *response([source response]);
4594     NSURL *url([response URL]);
4595     NSString *scheme([[url scheme] lowercaseString]);
4596
4597     bool bridged(false);
4598
4599     @synchronized (HostConfig_) {
4600         if ([scheme isEqualToString:@"file"])
4601             bridged = true;
4602         else if ([scheme isEqualToString:@"https"])
4603             if ([BridgedHosts_ containsObject:[url host]])
4604                 bridged = true;
4605     }
4606
4607     if (bridged)
4608         [window setValue:cydia forKey:@"cydia"];
4609 }
4610
4611 - (void) _setupMail:(MFMailComposeViewController *)controller {
4612     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4613
4614     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4615     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4616 }
4617
4618 - (NSURL *) URLWithURL:(NSURL *)url {
4619     return [Diversion divertURL:url];
4620 }
4621
4622 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4623     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4624 }
4625
4626 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4627     NSMutableURLRequest *copy([request mutableCopy]);
4628
4629     NSURL *url([copy URL]);
4630     NSString *host([url host]);
4631
4632     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4633         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4634     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4635         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4636
4637     bool bridged;
4638     bool token;
4639
4640     @synchronized (HostConfig_) {
4641         bridged = [BridgedHosts_ containsObject:host];
4642         token = [TokenHosts_ containsObject:host];
4643     }
4644
4645     if ([url isCydiaSecure]) {
4646         if (bridged) {
4647             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4648                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4649         } else if (token) {
4650             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4651                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4652         }
4653     }
4654
4655     return copy;
4656 }
4657
4658 - (void) setDelegate:(id)delegate {
4659     [super setDelegate:delegate];
4660     [cydia_ setDelegate:delegate];
4661 }
4662
4663 - (NSString *) applicationNameForUserAgent {
4664     return UserAgent_;
4665 }
4666
4667 - (id) init {
4668     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4669         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4670     } return self;
4671 }
4672
4673 @end
4674
4675 @interface AppCacheController : CydiaWebViewController {
4676 }
4677
4678 @end
4679
4680 @implementation AppCacheController
4681
4682 - (void) didReceiveMemoryWarning {
4683     // XXX: this doesn't work
4684 }
4685
4686 - (bool) retainsNetworkActivityIndicator {
4687     return false;
4688 }
4689
4690 @end
4691 /* }}} */
4692
4693 // CydiaScript {{{
4694 @interface NSObject (CydiaScript)
4695 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4696 @end
4697
4698 @implementation NSObject (CydiaScript)
4699
4700 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4701     return self;
4702 }
4703
4704 @end
4705
4706 @implementation NSArray (CydiaScript)
4707
4708 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4709     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4710     for (size_t i(0), e([self count]); i != e; ++i)
4711         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4712     return object;
4713 }
4714
4715 @end
4716
4717 @implementation NSDictionary (CydiaScript)
4718
4719 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4720     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4721     for (id i in self)
4722         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4723     return object;
4724 }
4725
4726 @end
4727 // }}}
4728
4729 /* Confirmation Controller {{{ */
4730 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4731     if (!iterator.end())
4732         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4733             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4734                 continue;
4735             pkgCache::PkgIterator package(dep.TargetPkg());
4736             if (package.end())
4737                 continue;
4738             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4739                 return true;
4740         }
4741
4742     return false;
4743 }
4744
4745 @protocol ConfirmationControllerDelegate
4746 - (void) cancelAndClear:(bool)clear;
4747 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4748 - (void) queue;
4749 @end
4750
4751 @interface ConfirmationController : CydiaWebViewController {
4752     _transient Database *database_;
4753
4754     _H<UIAlertView> essential_;
4755
4756     _H<NSDictionary> changes_;
4757     _H<NSMutableArray> issues_;
4758     _H<NSDictionary> sizes_;
4759
4760     BOOL substrate_;
4761 }
4762
4763 - (id) initWithDatabase:(Database *)database;
4764
4765 @end
4766
4767 @implementation ConfirmationController
4768
4769 - (void) complete {
4770     if (substrate_)
4771         RestartSubstrate_ = true;
4772     [delegate_ confirmWithNavigationController:[self navigationController]];
4773 }
4774
4775 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4776     NSString *context([alert context]);
4777
4778     if ([context isEqualToString:@"remove"]) {
4779         if (button == [alert cancelButtonIndex])
4780             [self dismissModalViewControllerAnimated:YES];
4781         else if (button == [alert firstOtherButtonIndex]) {
4782             [self complete];
4783         }
4784
4785         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4786     } else if ([context isEqualToString:@"unable"]) {
4787         [self dismissModalViewControllerAnimated:YES];
4788         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4789     } else {
4790         [super alertView:alert clickedButtonAtIndex:button];
4791     }
4792 }
4793
4794 - (void) _doContinue {
4795     [delegate_ cancelAndClear:NO];
4796     [self dismissModalViewControllerAnimated:YES];
4797 }
4798
4799 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4800     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4801     return nil;
4802 }
4803
4804 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4805     [super webView:view didClearWindowObject:window forFrame:frame];
4806
4807     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4808         (id) changes_, @"changes",
4809         (id) issues_, @"issues",
4810         (id) sizes_, @"sizes",
4811         self, @"queue",
4812     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4813 }
4814
4815 - (id) initWithDatabase:(Database *)database {
4816     if ((self = [super init]) != nil) {
4817         database_ = database;
4818
4819         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4820         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4821         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4822         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4823         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4824
4825         bool remove(false);
4826
4827         pkgCacheFile &cache([database_ cache]);
4828         NSArray *packages([database_ packages]);
4829         pkgDepCache::Policy *policy([database_ policy]);
4830
4831         issues_ = [NSMutableArray arrayWithCapacity:4];
4832
4833         for (Package *package in packages) {
4834             pkgCache::PkgIterator iterator([package iterator]);
4835             NSString *name([package id]);
4836
4837             if ([package broken]) {
4838                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4839
4840                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4841                     name, @"package",
4842                     reasons, @"reasons",
4843                 nil]];
4844
4845                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4846                 if (ver.end())
4847                     continue;
4848
4849                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4850                     pkgCache::DepIterator start;
4851                     pkgCache::DepIterator end;
4852                     dep.GlobOr(start, end); // ++dep
4853
4854                     if (!cache->IsImportantDep(end))
4855                         continue;
4856                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4857                         continue;
4858
4859                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4860
4861                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4862                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4863                         clauses, @"clauses",
4864                     nil]];
4865
4866                     _forever {
4867                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4868
4869                         pkgCache::PkgIterator target(start.TargetPkg());
4870                         if (target->ProvidesList != 0)
4871                             reason = @"missing";
4872                         else {
4873                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4874                             if (!ver.end()) {
4875                                 reason = @"installed";
4876                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4877                             } else if (!cache[target].CandidateVerIter(cache).end())
4878                                 reason = @"uninstalled";
4879                             else if (target->ProvidesList == 0)
4880                                 reason = @"uninstallable";
4881                             else
4882                                 reason = @"virtual";
4883                         }
4884
4885                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4886                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4887                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4888                         nil]);
4889
4890                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4891                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4892                             version, @"version",
4893                             reason, @"reason",
4894                             installed, @"installed",
4895                         nil]];
4896
4897                         // yes, seriously. (wtf?)
4898                         if (start == end)
4899                             break;
4900                         ++start;
4901                     }
4902                 }
4903             }
4904
4905             pkgDepCache::StateCache &state(cache[iterator]);
4906
4907             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4908
4909             if (state.NewInstall())
4910                 [installs addObject:name];
4911             // XXX: else if (state.Install())
4912             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4913                 [reinstalls addObject:name];
4914             // XXX: move before previous if
4915             else if (state.Upgrade())
4916                 [upgrades addObject:name];
4917             else if (state.Downgrade())
4918                 [downgrades addObject:name];
4919             else if (!state.Delete())
4920                 // XXX: _assert(state.Keep());
4921                 continue;
4922             else if (special_r(name))
4923                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4924                     [NSNull null], @"package",
4925                     [NSArray arrayWithObjects:
4926                         [NSDictionary dictionaryWithObjectsAndKeys:
4927                             @"Conflicts", @"relationship",
4928                             [NSArray arrayWithObjects:
4929                                 [NSDictionary dictionaryWithObjectsAndKeys:
4930                                     name, @"package",
4931                                     [NSNull null], @"version",
4932                                     @"installed", @"reason",
4933                                 nil],
4934                             nil], @"clauses",
4935                         nil],
4936                     nil], @"reasons",
4937                 nil]];
4938             else {
4939                 if ([package essential])
4940                     remove = true;
4941                 [removes addObject:name];
4942             }
4943
4944             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4945             substrate_ |= DepSubstrate(iterator.CurrentVer());
4946         }
4947
4948         if (!remove)
4949             essential_ = nil;
4950         else if (Advanced_) {
4951             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4952
4953             essential_ = [[[UIAlertView alloc]
4954                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4955                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4956                 delegate:self
4957                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4958                 otherButtonTitles:
4959                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4960                 nil
4961             ] autorelease];
4962
4963             [essential_ setContext:@"remove"];
4964         } else {
4965             essential_ = [[[UIAlertView alloc]
4966                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4967                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4968                 delegate:self
4969                 cancelButtonTitle:UCLocalize("OKAY")
4970                 otherButtonTitles:nil
4971             ] autorelease];
4972
4973             [essential_ setContext:@"unable"];
4974         }
4975
4976         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4977             installs, @"installs",
4978             reinstalls, @"reinstalls",
4979             upgrades, @"upgrades",
4980             downgrades, @"downgrades",
4981             removes, @"removes",
4982         nil];
4983
4984         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4985             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4986             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4987         nil];
4988
4989         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4990     } return self;
4991 }
4992
4993 - (UIBarButtonItem *) leftButton {
4994     return [[[UIBarButtonItem alloc]
4995         initWithTitle:UCLocalize("CANCEL")
4996         style:UIBarButtonItemStylePlain
4997         target:self
4998         action:@selector(cancelButtonClicked)
4999     ] autorelease];
5000 }
5001
5002 #if !AlwaysReload
5003 - (void) applyRightButton {
5004     if ([issues_ count] == 0 && ![self isLoading])
5005         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5006             initWithTitle:UCLocalize("CONFIRM")
5007             style:UIBarButtonItemStyleDone
5008             target:self
5009             action:@selector(confirmButtonClicked)
5010         ] autorelease]];
5011     else
5012         [[self navigationItem] setRightBarButtonItem:nil];
5013 }
5014 #endif
5015
5016 - (void) cancelButtonClicked {
5017     [self dismissModalViewControllerAnimated:YES];
5018     [delegate_ cancelAndClear:YES];
5019 }
5020
5021 #if !AlwaysReload
5022 - (void) confirmButtonClicked {
5023     if (essential_ != nil)
5024         [essential_ show];
5025     else
5026         [self complete];
5027 }
5028 #endif
5029
5030 @end
5031 /* }}} */
5032
5033 /* Progress Data {{{ */
5034 @interface CydiaProgressData : NSObject {
5035     _transient id delegate_;
5036
5037     bool running_;
5038     float percent_;
5039
5040     float current_;
5041     float total_;
5042     float speed_;
5043
5044     _H<NSMutableArray> events_;
5045     _H<NSString> title_;
5046
5047     _H<NSString> status_;
5048     _H<NSString> finish_;
5049 }
5050
5051 @end
5052
5053 @implementation CydiaProgressData
5054
5055 + (NSArray *) _attributeKeys {
5056     return [NSArray arrayWithObjects:
5057         @"current",
5058         @"events",
5059         @"finish",
5060         @"percent",
5061         @"running",
5062         @"speed",
5063         @"title",
5064         @"total",
5065     nil];
5066 }
5067
5068 - (NSArray *) attributeKeys {
5069     return [[self class] _attributeKeys];
5070 }
5071
5072 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5073     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5074 }
5075
5076 - (id) init {
5077     if ((self = [super init]) != nil) {
5078         events_ = [NSMutableArray arrayWithCapacity:32];
5079     } return self;
5080 }
5081
5082 - (void) setDelegate:(id)delegate {
5083     delegate_ = delegate;
5084 }
5085
5086 - (void) setPercent:(float)value {
5087     percent_ = value;
5088 }
5089
5090 - (NSNumber *) percent {
5091     return [NSNumber numberWithFloat:percent_];
5092 }
5093
5094 - (void) setCurrent:(float)value {
5095     current_ = value;
5096 }
5097
5098 - (NSNumber *) current {
5099     return [NSNumber numberWithFloat:current_];
5100 }
5101
5102 - (void) setTotal:(float)value {
5103     total_ = value;
5104 }
5105
5106 - (NSNumber *) total {
5107     return [NSNumber numberWithFloat:total_];
5108 }
5109
5110 - (void) setSpeed:(float)value {
5111     speed_ = value;
5112 }
5113
5114 - (NSNumber *) speed {
5115     return [NSNumber numberWithFloat:speed_];
5116 }
5117
5118 - (NSArray *) events {
5119     return events_;
5120 }
5121
5122 - (void) removeAllEvents {
5123     [events_ removeAllObjects];
5124 }
5125
5126 - (void) addEvent:(CydiaProgressEvent *)event {
5127     [events_ addObject:event];
5128 }
5129
5130 - (void) setTitle:(NSString *)text {
5131     title_ = text;
5132 }
5133
5134 - (NSString *) title {
5135     return title_;
5136 }
5137
5138 - (void) setFinish:(NSString *)text {
5139     finish_ = text;
5140 }
5141
5142 - (NSString *) finish {
5143     return (id) finish_ ?: [NSNull null];
5144 }
5145
5146 - (void) setRunning:(bool)running {
5147     running_ = running;
5148 }
5149
5150 - (NSNumber *) running {
5151     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5152 }
5153
5154 @end
5155 /* }}} */
5156 /* Progress Controller {{{ */
5157 @interface ProgressController : CydiaWebViewController <
5158     ProgressDelegate
5159 > {
5160     _transient Database *database_;
5161     _H<CydiaProgressData, 1> progress_;
5162     unsigned cancel_;
5163 }
5164
5165 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5166
5167 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5168
5169 - (void) setTitle:(NSString *)title;
5170 - (void) setCancellable:(bool)cancellable;
5171
5172 @end
5173
5174 @implementation ProgressController
5175
5176 - (void) dealloc {
5177     [database_ setProgressDelegate:nil];
5178     [super dealloc];
5179 }
5180
5181 - (UIBarButtonItem *) leftButton {
5182     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5183         initWithTitle:UCLocalize("CANCEL")
5184         style:UIBarButtonItemStylePlain
5185         target:self
5186         action:@selector(cancel)
5187     ] autorelease] : nil;
5188 }
5189
5190 - (void) updateCancel {
5191     [super applyLeftButton];
5192 }
5193
5194 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5195     if ((self = [super init]) != nil) {
5196         database_ = database;
5197         delegate_ = delegate;
5198
5199         [database_ setProgressDelegate:self];
5200
5201         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5202         [progress_ setDelegate:self];
5203
5204         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5205
5206         [scroller_ setBackgroundColor:[UIColor blackColor]];
5207
5208         [[self navigationItem] setHidesBackButton:YES];
5209
5210         [self updateCancel];
5211     } return self;
5212 }
5213
5214 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5215     [super webView:view didClearWindowObject:window forFrame:frame];
5216     [window setValue:progress_ forKey:@"cydiaProgress"];
5217 }
5218
5219 - (void) updateProgress {
5220     [self dispatchEvent:@"CydiaProgressUpdate"];
5221 }
5222
5223 - (void) viewWillAppear:(BOOL)animated {
5224     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5225     [super viewWillAppear:animated];
5226 }
5227
5228 - (void) close {
5229     UpdateExternalStatus(0);
5230
5231     if (Finish_ > 1)
5232         [delegate_ saveState];
5233
5234     switch (Finish_) {
5235         case 0:
5236             [delegate_ returnToCydia];
5237         break;
5238
5239         case 1:
5240             [delegate_ terminateWithSuccess];
5241             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5242                 [delegate_ suspendWithAnimation:YES];
5243             else
5244                 [delegate_ suspend];*/
5245         break;
5246
5247         case 2:
5248             _trace();
5249             goto reload;
5250
5251         case 3:
5252             _trace();
5253             goto reload;
5254
5255         reload:
5256             system("/usr/bin/sbreload");
5257             _trace();
5258         break;
5259
5260         case 4:
5261             _trace();
5262             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5263                 SBReboot(SBSSpringBoardServerPort());
5264             else
5265                 reboot2(RB_AUTOBOOT);
5266         break;
5267     }
5268
5269     [super close];
5270 }
5271
5272 - (void) setTitle:(NSString *)title {
5273     [progress_ setTitle:title];
5274     [self updateProgress];
5275 }
5276
5277 - (UIBarButtonItem *) rightButton {
5278     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5279         initWithTitle:UCLocalize("CLOSE")
5280         style:UIBarButtonItemStylePlain
5281         target:self
5282         action:@selector(close)
5283     ] autorelease];
5284 }
5285
5286 - (void) uicache {
5287     _trace();
5288     system("su -c /usr/bin/uicache mobile");
5289     _trace();
5290 }
5291
5292 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5293     UpdateExternalStatus(1);
5294
5295     [progress_ setRunning:true];
5296     [self setTitle:title];
5297     // implicit updateProgress
5298
5299     SHA1SumValue notifyconf; {
5300         FileFd file;
5301         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5302             _error->Discard();
5303         else {
5304             MMap mmap(file, MMap::ReadOnly);
5305             SHA1Summation sha1;
5306             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5307             notifyconf = sha1.Result();
5308         }
5309     }
5310
5311     SHA1SumValue springlist; {
5312         FileFd file;
5313         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5314             _error->Discard();
5315         else {
5316             MMap mmap(file, MMap::ReadOnly);
5317             SHA1Summation sha1;
5318             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5319             springlist = sha1.Result();
5320         }
5321     }
5322
5323     if (invocation != nil) {
5324         [invocation yieldToSelector:@selector(invoke)];
5325         [self setTitle:@"COMPLETE"];
5326     }
5327
5328     if (Finish_ < 4) {
5329         FileFd file;
5330         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5331             _error->Discard();
5332         else {
5333             MMap mmap(file, MMap::ReadOnly);
5334             SHA1Summation sha1;
5335             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5336             if (!(notifyconf == sha1.Result()))
5337                 Finish_ = 4;
5338         }
5339     }
5340
5341     if (Finish_ < 3) {
5342         FileFd file;
5343         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5344             _error->Discard();
5345         else {
5346             MMap mmap(file, MMap::ReadOnly);
5347             SHA1Summation sha1;
5348             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5349             if (!(springlist == sha1.Result()))
5350                 Finish_ = 3;
5351         }
5352     }
5353
5354     if (Finish_ < 2) {
5355         if (RestartSubstrate_)
5356             Finish_ = 2;
5357     }
5358
5359     RestartSubstrate_ = false;
5360
5361     switch (Finish_) {
5362         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5363         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5364         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5365         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5366         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5367     }
5368
5369     UIProgressHUD *hud([delegate_ addProgressHUD]);
5370     [hud setText:UCLocalize("LOADING")];
5371     [self yieldToSelector:@selector(uicache)];
5372     [delegate_ removeProgressHUD:hud];
5373
5374     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5375
5376     [progress_ setRunning:false];
5377     [self updateProgress];
5378
5379     [self applyRightButton];
5380 }
5381
5382 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5383     [progress_ addEvent:event];
5384     [self updateProgress];
5385 }
5386
5387 - (bool) isProgressCancelled {
5388     return cancel_ == 2;
5389 }
5390
5391 - (void) cancel {
5392     cancel_ = 2;
5393     [self updateCancel];
5394 }
5395
5396 - (void) setCancellable:(bool)cancellable {
5397     unsigned cancel(cancel_);
5398
5399     if (!cancellable)
5400         cancel_ = 0;
5401     else if (cancel_ == 0)
5402         cancel_ = 1;
5403
5404     if (cancel != cancel_)
5405         [self updateCancel];
5406 }
5407
5408 - (void) setProgressCancellable:(NSNumber *)cancellable {
5409     [self setCancellable:[cancellable boolValue]];
5410 }
5411
5412 - (void) setProgressPercent:(NSNumber *)percent {
5413     [progress_ setPercent:[percent floatValue]];
5414     [self updateProgress];
5415 }
5416
5417 - (void) setProgressStatus:(NSDictionary *)status {
5418     if (status == nil) {
5419         [progress_ setCurrent:0];
5420         [progress_ setTotal:0];
5421         [progress_ setSpeed:0];
5422     } else {
5423         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5424
5425         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5426         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5427         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5428     }
5429
5430     [self updateProgress];
5431 }
5432
5433 @end
5434 /* }}} */
5435
5436 /* Package Cell {{{ */
5437 @interface PackageCell : CyteTableViewCell <
5438     CyteTableViewCellDelegate
5439 > {
5440     _H<UIImage> icon_;
5441     _H<NSString> name_;
5442     _H<NSString> description_;
5443     bool commercial_;
5444     _H<NSString> source_;
5445     _H<UIImage> badge_;
5446     _H<UIImage> placard_;
5447     bool summarized_;
5448 }
5449
5450 - (PackageCell *) init;
5451 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5452
5453 - (void) drawContentRect:(CGRect)rect;
5454
5455 @end
5456
5457 @implementation PackageCell
5458
5459 - (PackageCell *) init {
5460     CGRect frame(CGRectMake(0, 0, 320, 74));
5461     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5462         UIView *content([self contentView]);
5463         CGRect bounds([content bounds]);
5464
5465         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5466         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5467         [content addSubview:content_];
5468
5469         [content_ setDelegate:self];
5470         [content_ setOpaque:YES];
5471     } return self;
5472 }
5473
5474 - (NSString *) accessibilityLabel {
5475     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5476 }
5477
5478 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5479     summarized_ = summary;
5480
5481     icon_ = nil;
5482     name_ = nil;
5483     description_ = nil;
5484     source_ = nil;
5485     badge_ = nil;
5486     placard_ = nil;
5487
5488     if (package == nil)
5489         [content_ setBackgroundColor:[UIColor whiteColor]];
5490     else {
5491         [package parse];
5492
5493         Source *source = [package source];
5494
5495         icon_ = [package icon];
5496
5497         if (NSString *name = [package name])
5498             name_ = [NSString stringWithString:name];
5499
5500         NSString *description(nil);
5501
5502         if (description == nil && IsWildcat_)
5503             description = [package longDescription];
5504         if (description == nil)
5505             description = [package shortDescription];
5506
5507         if (description != nil)
5508             description_ = [NSString stringWithString:description];
5509
5510         commercial_ = [package isCommercial];
5511
5512         NSString *label = nil;
5513         bool trusted = false;
5514
5515         if (source != nil) {
5516             label = [source label];
5517             trusted = [source trusted];
5518         } else if ([[package id] isEqualToString:@"firmware"])
5519             label = UCLocalize("APPLE");
5520         else
5521             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5522
5523         NSString *from(label);
5524
5525         NSString *section = [package simpleSection];
5526         if (section != nil && ![section isEqualToString:label]) {
5527             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5528             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5529         }
5530
5531         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5532
5533         if (NSString *purpose = [package primaryPurpose])
5534             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5535
5536         UIColor *color;
5537         NSString *placard;
5538
5539         if (NSString *mode = [package mode]) {
5540             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5541                 color = RemovingColor_;
5542                 //placard = @"removing";
5543             } else {
5544                 color = InstallingColor_;
5545                 //placard = @"installing";
5546             }
5547
5548             // XXX: the removing/installing placards are not @2x
5549             placard = nil;
5550         } else {
5551             color = [UIColor whiteColor];
5552
5553             if ([package installed] != nil)
5554                 placard = @"installed";
5555             else
5556                 placard = nil;
5557         }
5558
5559         [content_ setBackgroundColor:color];
5560
5561         if (placard != nil)
5562             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5563     }
5564
5565     [self setNeedsDisplay];
5566     [content_ setNeedsDisplay];
5567 }
5568
5569 - (void) drawSummaryContentRect:(CGRect)rect {
5570     bool highlighted(highlighted_);
5571     float width([self bounds].size.width);
5572
5573     if (icon_ != nil) {
5574         CGRect rect;
5575         rect.size = [(UIImage *) icon_ size];
5576
5577         while (rect.size.width > 16 || rect.size.height > 16) {
5578             rect.size.width /= 2;
5579             rect.size.height /= 2;
5580         }
5581
5582         rect.origin.x = 18 - rect.size.width / 2;
5583         rect.origin.y = 18 - rect.size.height / 2;
5584
5585         [icon_ drawInRect:rect];
5586     }
5587
5588     if (badge_ != nil) {
5589         CGRect rect;
5590         rect.size = [(UIImage *) badge_ size];
5591
5592         rect.size.width /= 4;
5593         rect.size.height /= 4;
5594
5595         rect.origin.x = 23 - rect.size.width / 2;
5596         rect.origin.y = 23 - rect.size.height / 2;
5597
5598         [badge_ drawInRect:rect];
5599     }
5600
5601     if (highlighted)
5602         UISetColor(White_);
5603
5604     if (!highlighted)
5605         UISetColor(commercial_ ? Purple_ : Black_);
5606     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5607
5608     if (placard_ != nil)
5609         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5610 }
5611
5612 - (void) drawNormalContentRect:(CGRect)rect {
5613     bool highlighted(highlighted_);
5614     float width([self bounds].size.width);
5615
5616     if (icon_ != nil) {
5617         CGRect rect;
5618         rect.size = [(UIImage *) icon_ size];
5619
5620         while (rect.size.width > 32 || rect.size.height > 32) {
5621             rect.size.width /= 2;
5622             rect.size.height /= 2;
5623         }
5624
5625         rect.origin.x = 25 - rect.size.width / 2;
5626         rect.origin.y = 25 - rect.size.height / 2;
5627
5628         [icon_ drawInRect:rect];
5629     }
5630
5631     if (badge_ != nil) {
5632         CGRect rect;
5633         rect.size = [(UIImage *) badge_ size];
5634
5635         rect.size.width /= 2;
5636         rect.size.height /= 2;
5637
5638         rect.origin.x = 36 - rect.size.width / 2;
5639         rect.origin.y = 36 - rect.size.height / 2;
5640
5641         [badge_ drawInRect:rect];
5642     }
5643
5644     if (highlighted)
5645         UISetColor(White_);
5646
5647     if (!highlighted)
5648         UISetColor(commercial_ ? Purple_ : Black_);
5649     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5650     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5651
5652     if (!highlighted)
5653         UISetColor(commercial_ ? Purplish_ : Gray_);
5654     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5655
5656     if (placard_ != nil)
5657         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5658 }
5659
5660 - (void) drawContentRect:(CGRect)rect {
5661     if (summarized_)
5662         [self drawSummaryContentRect:rect];
5663     else
5664         [self drawNormalContentRect:rect];
5665 }
5666
5667 @end
5668 /* }}} */
5669 /* Section Cell {{{ */
5670 @interface SectionCell : CyteTableViewCell <
5671     CyteTableViewCellDelegate
5672 > {
5673     _H<NSString> basic_;
5674     _H<NSString> section_;
5675     _H<NSString> name_;
5676     _H<NSString> count_;
5677     _H<UIImage> icon_;
5678     _H<UISwitch> switch_;
5679     BOOL editing_;
5680 }
5681
5682 - (void) setSection:(Section *)section editing:(BOOL)editing;
5683
5684 @end
5685
5686 @implementation SectionCell
5687
5688 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5689     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5690         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5691         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5692         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5693
5694         UIView *content([self contentView]);
5695         CGRect bounds([content bounds]);
5696
5697         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5698         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5699         [content addSubview:content_];
5700         [content_ setBackgroundColor:[UIColor whiteColor]];
5701
5702         [content_ setDelegate:self];
5703     } return self;
5704 }
5705
5706 - (void) onSwitch:(id)sender {
5707     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5708     if (metadata == nil) {
5709         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5710         [Sections_ setObject:metadata forKey:basic_];
5711     }
5712
5713     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5714     Changed_ = true;
5715 }
5716
5717 - (void) setSection:(Section *)section editing:(BOOL)editing {
5718     if (editing != editing_) {
5719         if (editing_)
5720             [switch_ removeFromSuperview];
5721         else
5722             [self addSubview:switch_];
5723         editing_ = editing;
5724     }
5725
5726     basic_ = nil;
5727     section_ = nil;
5728     name_ = nil;
5729     count_ = nil;
5730
5731     if (section == nil) {
5732         name_ = UCLocalize("ALL_PACKAGES");
5733         count_ = nil;
5734     } else {
5735         basic_ = [section name];
5736         section_ = [section localized];
5737
5738         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5739         count_ = [NSString stringWithFormat:@"%d", [section count]];
5740
5741         if (editing_)
5742             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5743     }
5744
5745     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5746     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5747
5748     [content_ setNeedsDisplay];
5749 }
5750
5751 - (void) setFrame:(CGRect)frame {
5752     [super setFrame:frame];
5753
5754     CGRect rect([switch_ frame]);
5755     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5756 }
5757
5758 - (NSString *) accessibilityLabel {
5759     return name_;
5760 }
5761
5762 - (void) drawContentRect:(CGRect)rect {
5763     bool highlighted(highlighted_ && !editing_);
5764
5765     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5766
5767     if (highlighted)
5768         UISetColor(White_);
5769
5770     float width(rect.size.width);
5771     if (editing_)
5772         width -= 87;
5773
5774     if (!highlighted)
5775         UISetColor(Black_);
5776     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5777
5778     CGSize size = [count_ sizeWithFont:Font14_];
5779
5780     UISetColor(White_);
5781     if (count_ != nil)
5782         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5783 }
5784
5785 @end
5786 /* }}} */
5787
5788 /* File Table {{{ */
5789 @interface FileTable : CyteViewController <
5790     UITableViewDataSource,
5791     UITableViewDelegate
5792 > {
5793     _transient Database *database_;
5794     _H<Package> package_;
5795     _H<NSString> name_;
5796     _H<NSMutableArray> files_;
5797     _H<UITableView, 2> list_;
5798 }
5799
5800 - (id) initWithDatabase:(Database *)database;
5801 - (void) setPackage:(Package *)package;
5802
5803 @end
5804
5805 @implementation FileTable
5806
5807 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5808     return files_ == nil ? 0 : [files_ count];
5809 }
5810
5811 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5812     return 24.0f;
5813 }*/
5814
5815 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5816     static NSString *reuseIdentifier = @"Cell";
5817
5818     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5819     if (cell == nil) {
5820         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5821         [cell setFont:[UIFont systemFontOfSize:16]];
5822     }
5823     [cell setText:[files_ objectAtIndex:indexPath.row]];
5824     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5825
5826     return cell;
5827 }
5828
5829 - (NSURL *) navigationURL {
5830     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5831 }
5832
5833 - (void) loadView {
5834     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5835     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5836     [list_ setRowHeight:24.0f];
5837     [(UITableView *) list_ setDataSource:self];
5838     [list_ setDelegate:self];
5839     [self setView:list_];
5840 }
5841
5842 - (void) viewDidLoad {
5843     [super viewDidLoad];
5844
5845     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5846 }
5847
5848 - (void) releaseSubviews {
5849     list_ = nil;
5850
5851     package_ = nil;
5852     files_ = nil;
5853
5854     [super releaseSubviews];
5855 }
5856
5857 - (id) initWithDatabase:(Database *)database {
5858     if ((self = [super init]) != nil) {
5859         database_ = database;
5860     } return self;
5861 }
5862
5863 - (void) setPackage:(Package *)package {
5864     package_ = nil;
5865     name_ = nil;
5866
5867     files_ = [NSMutableArray arrayWithCapacity:32];
5868
5869     if (package != nil) {
5870         package_ = package;
5871         name_ = [package id];
5872
5873         if (NSArray *files = [package files])
5874             [files_ addObjectsFromArray:files];
5875
5876         if ([files_ count] != 0) {
5877             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5878                 [files_ removeObjectAtIndex:0];
5879             [files_ sortUsingSelector:@selector(compareByPath:)];
5880
5881             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5882             [stack addObject:@"/"];
5883
5884             for (int i(0), e([files_ count]); i != e; ++i) {
5885                 NSString *file = [files_ objectAtIndex:i];
5886                 while (![file hasPrefix:[stack lastObject]])
5887                     [stack removeLastObject];
5888                 NSString *directory = [stack lastObject];
5889                 [stack addObject:[file stringByAppendingString:@"/"]];
5890                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5891                     ([stack count] - 2) * 3, "",
5892                     [file substringFromIndex:[directory length]]
5893                 ]];
5894             }
5895         }
5896     }
5897
5898     [list_ reloadData];
5899 }
5900
5901 - (void) reloadData {
5902     [super reloadData];
5903
5904     [self setPackage:[database_ packageWithName:name_]];
5905 }
5906
5907 @end
5908 /* }}} */
5909 /* Package Controller {{{ */
5910 @interface CYPackageController : CydiaWebViewController <
5911     UIActionSheetDelegate
5912 > {
5913     _transient Database *database_;
5914     _H<Package> package_;
5915     _H<NSString> name_;
5916     bool commercial_;
5917     _H<NSMutableArray> buttons_;
5918     _H<UIBarButtonItem> button_;
5919 }
5920
5921 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5922
5923 @end
5924
5925 @implementation CYPackageController
5926
5927 - (NSURL *) navigationURL {
5928     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5929 }
5930
5931 /* XXX: this is not safe at all... localization of /fail/ */
5932 - (void) _clickButtonWithName:(NSString *)name {
5933     if ([name isEqualToString:UCLocalize("CLEAR")])
5934         [delegate_ clearPackage:package_];
5935     else if ([name isEqualToString:UCLocalize("INSTALL")])
5936         [delegate_ installPackage:package_];
5937     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5938         [delegate_ installPackage:package_];
5939     else if ([name isEqualToString:UCLocalize("REMOVE")])
5940         [delegate_ removePackage:package_];
5941     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5942         [delegate_ installPackage:package_];
5943     else _assert(false);
5944 }
5945
5946 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5947     NSString *context([sheet context]);
5948
5949     if ([context isEqualToString:@"modify"]) {
5950         if (button != [sheet cancelButtonIndex]) {
5951             NSString *buttonName = [buttons_ objectAtIndex:button];
5952             [self _clickButtonWithName:buttonName];
5953         }
5954
5955         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5956     }
5957 }
5958
5959 - (bool) _allowJavaScriptPanel {
5960     return commercial_;
5961 }
5962
5963 #if !AlwaysReload
5964 - (void) _customButtonClicked {
5965     int count([buttons_ count]);
5966     if (count == 0)
5967         return;
5968
5969     if (count == 1)
5970         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5971     else {
5972         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5973         [buttons addObjectsFromArray:buttons_];
5974
5975         UIActionSheet *sheet = [[[UIActionSheet alloc]
5976             initWithTitle:nil
5977             delegate:self
5978             cancelButtonTitle:nil
5979             destructiveButtonTitle:nil
5980             otherButtonTitles:nil
5981         ] autorelease];
5982
5983         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5984         if (!IsWildcat_) {
5985            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5986            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5987         }
5988         [sheet setContext:@"modify"];
5989
5990         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5991     }
5992 }
5993
5994 // We don't want to allow non-commercial packages to do custom things to the install button,
5995 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5996 - (void) customButtonClicked {
5997     if (commercial_)
5998         [super customButtonClicked];
5999     else
6000         [self _customButtonClicked];
6001 }
6002
6003 - (void) reloadButtonClicked {
6004     // Don't reload a commerical package by tapping the loading button,
6005     // but if it's not an Install button, we should forward it on.
6006     if (![package_ uninstalled])
6007         [self _customButtonClicked];
6008 }
6009
6010 - (void) applyLoadingTitle {
6011     // Don't show "Loading" as the title. Ever.
6012 }
6013
6014 - (UIBarButtonItem *) rightButton {
6015     return button_;
6016 }
6017 #endif
6018
6019 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
6020     if ((self = [super init]) != nil) {
6021         database_ = database;
6022         buttons_ = [NSMutableArray arrayWithCapacity:4];
6023         name_ = name == nil ? @"" : [NSString stringWithString:name];
6024         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
6025     } return self;
6026 }
6027
6028 - (void) reloadData {
6029     [super reloadData];
6030
6031     package_ = [database_ packageWithName:name_];
6032
6033     [buttons_ removeAllObjects];
6034
6035     if (package_ != nil) {
6036         [(Package *) package_ parse];
6037
6038         commercial_ = [package_ isCommercial];
6039
6040         if ([package_ mode] != nil)
6041             [buttons_ addObject:UCLocalize("CLEAR")];
6042         if ([package_ source] == nil);
6043         else if ([package_ upgradableAndEssential:NO])
6044             [buttons_ addObject:UCLocalize("UPGRADE")];
6045         else if ([package_ uninstalled])
6046             [buttons_ addObject:UCLocalize("INSTALL")];
6047         else
6048             [buttons_ addObject:UCLocalize("REINSTALL")];
6049         if (![package_ uninstalled])
6050             [buttons_ addObject:UCLocalize("REMOVE")];
6051     }
6052
6053     NSString *title;
6054     switch ([buttons_ count]) {
6055         case 0: title = nil; break;
6056         case 1: title = [buttons_ objectAtIndex:0]; break;
6057         default: title = UCLocalize("MODIFY"); break;
6058     }
6059
6060     button_ = [[[UIBarButtonItem alloc]
6061         initWithTitle:title
6062         style:UIBarButtonItemStylePlain
6063         target:self
6064         action:@selector(customButtonClicked)
6065     ] autorelease];
6066 }
6067
6068 - (bool) isLoading {
6069     return commercial_ ? [super isLoading] : false;
6070 }
6071
6072 @end
6073 /* }}} */
6074
6075 /* Package List Controller {{{ */
6076 @interface PackageListController : CyteViewController <
6077     UITableViewDataSource,
6078     UITableViewDelegate
6079 > {
6080     _transient Database *database_;
6081     unsigned era_;
6082     _H<NSArray> packages_;
6083     _H<NSMutableArray> sections_;
6084     _H<UITableView, 2> list_;
6085     _H<NSMutableArray> index_;
6086     _H<NSMutableDictionary> indices_;
6087     _H<NSString> title_;
6088     unsigned reloading_;
6089 }
6090
6091 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6092 - (void) setDelegate:(id)delegate;
6093 - (void) resetCursor;
6094 - (void) clearData;
6095
6096 @end
6097
6098 @implementation PackageListController
6099
6100 - (bool) isSummarized {
6101     return false;
6102 }
6103
6104 - (bool) showsSections {
6105     return true;
6106 }
6107
6108 - (void) deselectWithAnimation:(BOOL)animated {
6109     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6110 }
6111
6112 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6113     CGRect base = [[self view] bounds];
6114     base.size.height -= bounds.size.height;
6115     base.origin = [list_ frame].origin;
6116
6117     [UIView beginAnimations:nil context:NULL];
6118     [UIView setAnimationBeginsFromCurrentState:YES];
6119     [UIView setAnimationCurve:curve];
6120     [UIView setAnimationDuration:duration];
6121     [list_ setFrame:base];
6122     [UIView commitAnimations];
6123 }
6124
6125 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6126     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6127 }
6128
6129 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6130     [self resizeForKeyboardBounds:bounds duration:0];
6131 }
6132
6133 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6134     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6135         *curve = UIViewAnimationCurveEaseInOut;
6136     else
6137         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6138
6139     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6140         *duration = 0.3;
6141     else
6142         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6143 }
6144
6145 - (void) keyboardWillShow:(NSNotification *)notification {
6146     CGRect bounds;
6147     CGPoint center;
6148     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6149     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6150
6151     NSTimeInterval duration;
6152     UIViewAnimationCurve curve;
6153     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6154
6155     CGRect kbframe = CGRectMake(round(center.x - bounds.size.width / 2.0), round(center.y - bounds.size.height / 2.0), bounds.size.width, bounds.size.height);
6156     UIViewController *base = self;
6157     while ([base parentViewController] != nil)
6158         base = [base parentViewController];
6159     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6160     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6161
6162     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6163         intersection.size.height += CYStatusBarHeight();
6164
6165     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6166 }
6167
6168 - (void) keyboardWillHide:(NSNotification *)notification {
6169     NSTimeInterval duration;
6170     UIViewAnimationCurve curve;
6171     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6172
6173     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6174 }
6175
6176 - (void) viewWillAppear:(BOOL)animated {
6177     [super viewWillAppear:animated];
6178
6179     [self resizeForKeyboardBounds:CGRectZero];
6180     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6181     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6182 }
6183
6184 - (void) viewWillDisappear:(BOOL)animated {
6185     [super viewWillDisappear:animated];
6186
6187     [self resizeForKeyboardBounds:CGRectZero];
6188     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6189     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6190 }
6191
6192 - (void) viewDidAppear:(BOOL)animated {
6193     [super viewDidAppear:animated];
6194     [self deselectWithAnimation:animated];
6195 }
6196
6197 - (void) didSelectPackage:(Package *)package {
6198     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6199     [view setDelegate:delegate_];
6200     [[self navigationController] pushViewController:view animated:YES];
6201 }
6202
6203 #if TryIndexedCollation
6204 + (BOOL) hasIndexedCollation {
6205     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6206 }
6207 #endif
6208
6209 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6210     NSInteger count([sections_ count]);
6211     return count == 0 ? 1 : count;
6212 }
6213
6214 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6215     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6216         return nil;
6217     return [[sections_ objectAtIndex:section] name];
6218 }
6219
6220 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6221     if ([sections_ count] == 0)
6222         return 0;
6223     return [[sections_ objectAtIndex:section] count];
6224 }
6225
6226 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6227 @synchronized (database_) {
6228     if ([database_ era] != era_)
6229         return nil;
6230
6231     Section *section([sections_ objectAtIndex:[path section]]);
6232     NSInteger row([path row]);
6233     Package *package([packages_ objectAtIndex:([section row] + row)]);
6234     return [[package retain] autorelease];
6235 } }
6236
6237 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6238     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6239     if (cell == nil)
6240         cell = [[[PackageCell alloc] init] autorelease];
6241
6242     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6243     [cell setPackage:package asSummary:[self isSummarized]];
6244     return cell;
6245 }
6246
6247 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6248     Package *package([self packageAtIndexPath:path]);
6249     package = [database_ packageWithName:[package id]];
6250     [self didSelectPackage:package];
6251 }
6252
6253 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6254     if (![self showsSections])
6255         return nil;
6256
6257     return index_;
6258 }
6259
6260 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6261 #if TryIndexedCollation
6262     if ([[self class] hasIndexedCollation]) {
6263         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6264     }
6265 #endif
6266
6267     return index;
6268 }
6269
6270 - (void) updateHeight {
6271     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6272 }
6273
6274 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6275     if ((self = [super init]) != nil) {
6276         database_ = database;
6277         title_ = [title copy];
6278         [[self navigationItem] setTitle:title_];
6279     } return self;
6280 }
6281
6282 - (void) loadView {
6283     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6284     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6285     [self setView:view];
6286
6287     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6288     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6289     [view addSubview:list_];
6290
6291     // XXX: is 20 the most optimal number here?
6292     [list_ setSectionIndexMinimumDisplayRowCount:20];
6293
6294     [(UITableView *) list_ setDataSource:self];
6295     [list_ setDelegate:self];
6296
6297     [self updateHeight];
6298 }
6299
6300 - (void) releaseSubviews {
6301     list_ = nil;
6302
6303     packages_ = nil;
6304     sections_ = nil;
6305     index_ = nil;
6306     indices_ = nil;
6307
6308     [super releaseSubviews];
6309 }
6310
6311 - (void) setDelegate:(id)delegate {
6312     delegate_ = delegate;
6313 }
6314
6315 - (bool) shouldYield {
6316     return false;
6317 }
6318
6319 - (bool) shouldBlock {
6320     return false;
6321 }
6322
6323 - (NSMutableArray *) _reloadPackages {
6324 @synchronized (database_) {
6325     era_ = [database_ era];
6326     NSArray *packages([database_ packages]);
6327
6328     return [NSMutableArray arrayWithArray:packages];
6329 } }
6330
6331 - (void) _reloadData {
6332     if (reloading_ != 0) {
6333         reloading_ = 2;
6334         return;
6335     }
6336
6337     NSArray *packages;
6338
6339   reload:
6340     if ([self shouldYield]) {
6341         do {
6342             UIProgressHUD *hud;
6343
6344             if (![self shouldBlock])
6345                 hud = nil;
6346             else {
6347                 hud = [delegate_ addProgressHUD];
6348                 [hud setText:UCLocalize("LOADING")];
6349             }
6350
6351             reloading_ = 1;
6352             packages = [self yieldToSelector:@selector(_reloadPackages)];
6353
6354             if (hud != nil)
6355                 [delegate_ removeProgressHUD:hud];
6356         } while (reloading_ == 2);
6357     } else {
6358         packages = [self _reloadPackages];
6359     }
6360
6361 @synchronized (database_) {
6362     if (era_ != [database_ era])
6363         goto reload;
6364     reloading_ = 0;
6365
6366     packages_ = packages;
6367
6368     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6369     sections_ = [NSMutableArray arrayWithCapacity:16];
6370
6371     Section *section = nil;
6372
6373 #if TryIndexedCollation
6374     if ([[self class] hasIndexedCollation]) {
6375         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6376
6377         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6378         NSArray *titles = [collation sectionIndexTitles];
6379         int secidx = -1;
6380
6381         _profile(PackageTable$reloadData$Section)
6382             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6383                 Package *package;
6384                 int index;
6385
6386                 _profile(PackageTable$reloadData$Section$Package)
6387                     package = [packages_ objectAtIndex:offset];
6388                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6389                 _end
6390
6391                 while (secidx < index) {
6392                     secidx += 1;
6393
6394                     _profile(PackageTable$reloadData$Section$Allocate)
6395                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6396                     _end
6397
6398                     _profile(PackageTable$reloadData$Section$Add)
6399                         [sections_ addObject:section];
6400                     _end
6401                 }
6402
6403                 [section addToCount];
6404             }
6405         _end
6406     } else
6407 #endif
6408     {
6409         index_ = [NSMutableArray arrayWithCapacity:32];
6410
6411         bool sectioned([self showsSections]);
6412         if (!sectioned) {
6413             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6414             [sections_ addObject:section];
6415         }
6416
6417         _profile(PackageTable$reloadData$Section)
6418             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6419                 Package *package;
6420                 unichar index;
6421
6422                 _profile(PackageTable$reloadData$Section$Package)
6423                     package = [packages_ objectAtIndex:offset];
6424                     index = [package index];
6425                 _end
6426
6427                 if (sectioned && (section == nil || [section index] != index)) {
6428                     _profile(PackageTable$reloadData$Section$Allocate)
6429                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6430                     _end
6431
6432                     [index_ addObject:[section name]];
6433                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6434
6435                     _profile(PackageTable$reloadData$Section$Add)
6436                         [sections_ addObject:section];
6437                     _end
6438                 }
6439
6440                 [section addToCount];
6441             }
6442         _end
6443     }
6444
6445     [self updateHeight];
6446
6447     _profile(PackageTable$reloadData$List)
6448         [(UITableView *) list_ setDataSource:self];
6449         [list_ reloadData];
6450     _end
6451 } }
6452
6453 - (void) reloadData {
6454     [super reloadData];
6455
6456     if ([self shouldYield])
6457         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6458     else
6459         [self _reloadData];
6460 }
6461
6462 - (void) resetCursor {
6463     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6464 }
6465
6466 - (void) clearData {
6467     [self updateHeight];
6468
6469     [list_ setDataSource:nil];
6470     [list_ reloadData];
6471
6472     [self resetCursor];
6473 }
6474
6475 @end
6476 /* }}} */
6477 /* Filtered Package List Controller {{{ */
6478 @interface FilteredPackageListController : PackageListController {
6479     SEL filter_;
6480     IMP imp_;
6481     _H<NSObject> object_;
6482 }
6483
6484 - (void) setObject:(id)object;
6485 - (void) setObject:(id)object forFilter:(SEL)filter;
6486
6487 - (SEL) filter;
6488 - (void) setFilter:(SEL)filter;
6489
6490 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6491
6492 @end
6493
6494 @implementation FilteredPackageListController
6495
6496 - (SEL) filter {
6497     return filter_;
6498 }
6499
6500 - (void) setFilter:(SEL)filter {
6501 @synchronized (self) {
6502     filter_ = filter;
6503
6504     /* XXX: this is an unsafe optimization of doomy hell */
6505     Method method(class_getInstanceMethod([Package class], filter));
6506     _assert(method != NULL);
6507     imp_ = method_getImplementation(method);
6508     _assert(imp_ != NULL);
6509 } }
6510
6511 - (void) setObject:(id)object {
6512 @synchronized (self) {
6513     object_ = object;
6514 } }
6515
6516 - (void) setObject:(id)object forFilter:(SEL)filter {
6517 @synchronized (self) {
6518     [self setFilter:filter];
6519     [self setObject:object];
6520 } }
6521
6522 - (NSMutableArray *) _reloadPackages {
6523 @synchronized (database_) {
6524     era_ = [database_ era];
6525     NSArray *packages([database_ packages]);
6526
6527     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6528
6529     IMP imp;
6530     SEL filter;
6531     _H<NSObject> object;
6532
6533     @synchronized (self) {
6534         imp = imp_;
6535         filter = filter_;
6536         object = object_;
6537     }
6538
6539     _profile(PackageTable$reloadData$Filter)
6540         for (Package *package in packages)
6541             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6542                 [filtered addObject:package];
6543     _end
6544
6545     return filtered;
6546 } }
6547
6548 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6549     if ((self = [super initWithDatabase:database title:title]) != nil) {
6550         [self setFilter:filter];
6551         [self setObject:object];
6552     } return self;
6553 }
6554
6555 @end
6556 /* }}} */
6557
6558 /* Home Controller {{{ */
6559 @interface HomeController : CydiaWebViewController {
6560     CFRunLoopRef runloop_;
6561     SCNetworkReachabilityRef reachability_;
6562 }
6563
6564 @end
6565
6566 @implementation HomeController
6567
6568 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6569     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6570 }
6571
6572 - (id) init {
6573     if ((self = [super init]) != nil) {
6574         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6575         [self reloadData];
6576
6577         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6578         if (reachability_ != NULL) {
6579             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6580             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6581
6582             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6583             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6584                 runloop_ = runloop;
6585         }
6586     } return self;
6587 }
6588
6589 - (void) dealloc {
6590     if (reachability_ != NULL && runloop_ != NULL)
6591         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6592     [super dealloc];
6593 }
6594
6595 - (NSURL *) navigationURL {
6596     return [NSURL URLWithString:@"cydia://home"];
6597 }
6598
6599 - (void) aboutButtonClicked {
6600     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6601
6602     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6603     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6604     [alert setCancelButtonIndex:0];
6605
6606     [alert setMessage:
6607         @"Copyright \u00a9 2008-2011\n"
6608         "SaurikIT, LLC\n"
6609         "\n"
6610         "Jay Freeman (saurik)\n"
6611         "saurik@saurik.com\n"
6612         "http://www.saurik.com/"
6613     ];
6614
6615     [alert show];
6616 }
6617
6618 - (UIBarButtonItem *) leftButton {
6619     return [[[UIBarButtonItem alloc]
6620         initWithTitle:UCLocalize("ABOUT")
6621         style:UIBarButtonItemStylePlain
6622         target:self
6623         action:@selector(aboutButtonClicked)
6624     ] autorelease];
6625 }
6626
6627 @end
6628 /* }}} */
6629 /* Manage Controller {{{ */
6630 @interface ManageController : CydiaWebViewController {
6631 }
6632
6633 - (void) queueStatusDidChange;
6634
6635 @end
6636
6637 @implementation ManageController
6638
6639 - (id) init {
6640     if ((self = [super init]) != nil) {
6641         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6642     } return self;
6643 }
6644
6645 - (NSURL *) navigationURL {
6646     return [NSURL URLWithString:@"cydia://manage"];
6647 }
6648
6649 - (UIBarButtonItem *) leftButton {
6650     return [[[UIBarButtonItem alloc]
6651         initWithTitle:UCLocalize("SETTINGS")
6652         style:UIBarButtonItemStylePlain
6653         target:self
6654         action:@selector(settingsButtonClicked)
6655     ] autorelease];
6656 }
6657
6658 - (void) settingsButtonClicked {
6659     [delegate_ showSettings];
6660 }
6661
6662 - (void) queueButtonClicked {
6663     [delegate_ queue];
6664 }
6665
6666 - (UIBarButtonItem *) rightButton {
6667     return Queuing_ ? [[[UIBarButtonItem alloc]
6668         initWithTitle:UCLocalize("QUEUE")
6669         style:UIBarButtonItemStyleDone
6670         target:self
6671         action:@selector(queueButtonClicked)
6672     ] autorelease] : nil;
6673 }
6674
6675 - (void) queueStatusDidChange {
6676     [self applyRightButton];
6677 }
6678
6679 - (bool) isLoading {
6680     return !Queuing_ && [super isLoading];
6681 }
6682
6683 @end
6684 /* }}} */
6685
6686 /* Refresh Bar {{{ */
6687 @interface RefreshBar : UINavigationBar {
6688     _H<UIProgressIndicator> indicator_;
6689     _H<UITextLabel> prompt_;
6690     _H<UIProgressBar> progress_;
6691     _H<UINavigationButton> cancel_;
6692 }
6693
6694 @end
6695
6696 @implementation RefreshBar
6697
6698 - (void) positionViews {
6699     CGRect frame = [cancel_ frame];
6700     frame.size = [cancel_ sizeThatFits:frame.size];
6701     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6702     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6703     [cancel_ setFrame:frame];
6704
6705     CGSize prgsize = {75, 100};
6706     CGRect prgrect = {{
6707         [self frame].size.width - prgsize.width - 10,
6708         ([self frame].size.height - prgsize.height) / 2
6709     } , prgsize};
6710     [progress_ setFrame:prgrect];
6711
6712     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6713     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6714     CGRect indrect = {{indoffset, indoffset}, indsize};
6715     [indicator_ setFrame:indrect];
6716
6717     CGSize prmsize = {215, indsize.height + 4};
6718     CGRect prmrect = {{
6719         indoffset * 2 + indsize.width,
6720         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6721     }, prmsize};
6722     [prompt_ setFrame:prmrect];
6723 }
6724
6725 - (void) setFrame:(CGRect)frame {
6726     [super setFrame:frame];
6727     [self positionViews];
6728 }
6729
6730 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6731     if ((self = [super initWithFrame:frame]) != nil) {
6732         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6733
6734         [self setBarStyle:UIBarStyleBlack];
6735
6736         UIBarStyle barstyle([self _barStyle:NO]);
6737         bool ugly(barstyle == UIBarStyleDefault);
6738
6739         UIProgressIndicatorStyle style = ugly ?
6740             UIProgressIndicatorStyleMediumBrown :
6741             UIProgressIndicatorStyleMediumWhite;
6742
6743         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6744         [(UIProgressIndicator *) indicator_ setStyle:style];
6745         [indicator_ startAnimation];
6746         [self addSubview:indicator_];
6747
6748         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6749         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6750         [prompt_ setBackgroundColor:[UIColor clearColor]];
6751         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6752         [self addSubview:prompt_];
6753
6754         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6755         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6756         [(UIProgressBar *) progress_ setStyle:0];
6757         [self addSubview:progress_];
6758
6759         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6760         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6761         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6762         [cancel_ setBarStyle:barstyle];
6763
6764         [self positionViews];
6765     } return self;
6766 }
6767
6768 - (void) setCancellable:(bool)cancellable {
6769     if (cancellable)
6770         [self addSubview:cancel_];
6771     else
6772         [cancel_ removeFromSuperview];
6773 }
6774
6775 - (void) start {
6776     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6777     [progress_ setProgress:0];
6778 }
6779
6780 - (void) stop {
6781     [self setCancellable:NO];
6782 }
6783
6784 - (void) setPrompt:(NSString *)prompt {
6785     [prompt_ setText:prompt];
6786 }
6787
6788 - (void) setProgress:(float)progress {
6789     [progress_ setProgress:progress];
6790 }
6791
6792 @end
6793 /* }}} */
6794
6795 /* Cydia Navigation Controller Interface {{{ */
6796 @interface UINavigationController (Cydia)
6797
6798 - (NSArray *) navigationURLCollection;
6799 - (void) unloadData;
6800
6801 @end
6802 /* }}} */
6803
6804 /* Cydia Tab Bar Controller {{{ */
6805 @interface CYTabBarController : UITabBarController <
6806     UITabBarControllerDelegate,
6807     ProgressDelegate
6808 > {
6809     _transient Database *database_;
6810     _H<RefreshBar, 1> refreshbar_;
6811
6812     bool dropped_;
6813     bool updating_;
6814     // XXX: ok, "updatedelegate_"?...
6815     _transient NSObject<CydiaDelegate> *updatedelegate_;
6816
6817     _H<UIViewController> remembered_;
6818     _transient UIViewController *transient_;
6819 }
6820
6821 - (NSArray *) navigationURLCollection;
6822 - (void) dropBar:(BOOL)animated;
6823 - (void) beginUpdate;
6824 - (void) raiseBar:(BOOL)animated;
6825 - (BOOL) updating;
6826 - (void) unloadData;
6827
6828 @end
6829
6830 @implementation CYTabBarController
6831
6832 - (void) didReceiveMemoryWarning {
6833     [super didReceiveMemoryWarning];
6834
6835     // presenting a UINavigationController on 2.x does not update its transitionView
6836     // it thereby will not allow its topViewController to be unloaded by memory pressure
6837     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6838         UIViewController *selected([self selectedViewController]);
6839         for (UINavigationController *controller in [self viewControllers])
6840             if (controller != selected)
6841                 if (UIViewController *top = [controller topViewController])
6842                     [top unloadView];
6843     }
6844 }
6845
6846 - (void) setUnselectedViewController:(UIViewController *)transient {
6847     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6848         if (transient != nil) {
6849             [[[self viewControllers] objectAtIndex:0] pushViewController:transient animated:YES];
6850             [self setSelectedIndex:0];
6851         } return;
6852     }
6853
6854     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6855     if (transient != nil) {
6856         UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
6857         [navigation setViewControllers:[NSArray arrayWithObject:transient]];
6858         transient = navigation;
6859
6860         if (transient_ == nil)
6861             remembered_ = [controllers objectAtIndex:0];
6862         transient_ = transient;
6863         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6864         [controllers replaceObjectAtIndex:0 withObject:transient_];
6865         [self setSelectedIndex:0];
6866         [self setViewControllers:controllers];
6867         [self concealTabBarSelection];
6868     } else if (remembered_ != nil) {
6869         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6870         transient_ = transient;
6871         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6872         remembered_ = nil;
6873         [self setViewControllers:controllers];
6874         [self revealTabBarSelection];
6875     }
6876 }
6877
6878 - (UIViewController *) unselectedViewController {
6879     return transient_;
6880 }
6881
6882 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6883     if ([self unselectedViewController])
6884         [self setUnselectedViewController:nil];
6885
6886     // presenting a UINavigationController on 2.x does not update its transitionView
6887     // if this view was unloaded, the tranitionView may currently be presenting nothing
6888     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6889         UINavigationController *navigation((UINavigationController *) viewController);
6890         [navigation pushViewController:[[[UIViewController alloc] init] autorelease] animated:NO];
6891         [navigation popViewControllerAnimated:NO];
6892     }
6893 }
6894
6895 - (NSArray *) navigationURLCollection {
6896     NSMutableArray *items([NSMutableArray array]);
6897
6898     // XXX: Should this deal with transient view controllers?
6899     for (id navigation in [self viewControllers]) {
6900         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6901         if (stack != nil)
6902             [items addObject:stack];
6903     }
6904
6905     return items;
6906 }
6907
6908 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6909     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6910         [self setUnselectedViewController:nil];
6911     else
6912         [super dismissModalViewControllerAnimated:YES];
6913 }
6914
6915 - (void) unloadData {
6916     [super unloadData];
6917
6918     for (UINavigationController *controller in [self viewControllers])
6919         [controller unloadData];
6920
6921     if (UIViewController *selected = [self selectedViewController])
6922         [selected reloadData];
6923
6924     if (UIViewController *unselected = [self unselectedViewController]) {
6925         [unselected unloadData];
6926         [unselected reloadData];
6927     }
6928 }
6929
6930 - (void) dealloc {
6931     [[NSNotificationCenter defaultCenter] removeObserver:self];
6932
6933     [super dealloc];
6934 }
6935
6936 - (id) initWithDatabase:(Database *)database {
6937     if ((self = [super init]) != nil) {
6938         database_ = database;
6939         [self setDelegate:self];
6940
6941         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6942         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6943
6944         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6945     } return self;
6946 }
6947
6948 - (void) setUpdate:(NSDate *)date {
6949     [self beginUpdate];
6950 }
6951
6952 - (void) beginUpdate {
6953     [(RefreshBar *) refreshbar_ start];
6954     [self dropBar:YES];
6955
6956     [updatedelegate_ retainNetworkActivityIndicator];
6957     updating_ = true;
6958
6959     [NSThread
6960         detachNewThreadSelector:@selector(performUpdate)
6961         toTarget:self
6962         withObject:nil
6963     ];
6964 }
6965
6966 - (void) performUpdate {
6967     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6968
6969     Status status;
6970     status.setDelegate(self);
6971     [database_ updateWithStatus:status];
6972
6973     [self
6974         performSelectorOnMainThread:@selector(completeUpdate)
6975         withObject:nil
6976         waitUntilDone:NO
6977     ];
6978
6979     [pool release];
6980 }
6981
6982 - (void) stopUpdateWithSelector:(SEL)selector {
6983     updating_ = false;
6984     [updatedelegate_ releaseNetworkActivityIndicator];
6985
6986     [self raiseBar:YES];
6987     [refreshbar_ stop];
6988
6989     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6990 }
6991
6992 - (void) completeUpdate {
6993     if (!updating_)
6994         return;
6995     [self stopUpdateWithSelector:@selector(reloadData)];
6996 }
6997
6998 - (void) cancelUpdate {
6999     [self stopUpdateWithSelector:@selector(updateData)];
7000 }
7001
7002 - (void) cancelPressed {
7003     [self cancelUpdate];
7004 }
7005
7006 - (BOOL) updating {
7007     return updating_;
7008 }
7009
7010 - (void) addProgressEvent:(CydiaProgressEvent *)event {
7011     [refreshbar_ setPrompt:[event compoundMessage]];
7012 }
7013
7014 - (bool) isProgressCancelled {
7015     return !updating_;
7016 }
7017
7018 - (void) setProgressCancellable:(NSNumber *)cancellable {
7019     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
7020 }
7021
7022 - (void) setProgressPercent:(NSNumber *)percent {
7023     [refreshbar_ setProgress:[percent floatValue]];
7024 }
7025
7026 - (void) setProgressStatus:(NSDictionary *)status {
7027     if (status != nil)
7028         [self setProgressPercent:[status objectForKey:@"Percent"]];
7029 }
7030
7031 - (void) setUpdateDelegate:(id)delegate {
7032     updatedelegate_ = delegate;
7033 }
7034
7035 - (UIView *) transitionView {
7036     if ([self respondsToSelector:@selector(_transitionView)])
7037         return [self _transitionView];
7038     else
7039         return MSHookIvar<id>(self, "_viewControllerTransitionView");
7040 }
7041
7042 - (void) dropBar:(BOOL)animated {
7043     if (dropped_)
7044         return;
7045     dropped_ = true;
7046
7047     UIView *transition([self transitionView]);
7048     [[self view] addSubview:refreshbar_];
7049
7050     CGRect barframe([refreshbar_ frame]);
7051
7052     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7053         barframe.origin.y = CYStatusBarHeight();
7054     else
7055         barframe.origin.y = 0;
7056
7057     [refreshbar_ setFrame:barframe];
7058
7059     if (animated)
7060         [UIView beginAnimations:nil context:NULL];
7061
7062     CGRect viewframe = [transition frame];
7063     viewframe.origin.y += barframe.size.height;
7064     viewframe.size.height -= barframe.size.height;
7065     [transition setFrame:viewframe];
7066
7067     if (animated)
7068         [UIView commitAnimations];
7069
7070     // Ensure bar has the proper width for our view, it might have changed
7071     barframe.size.width = viewframe.size.width;
7072     [refreshbar_ setFrame:barframe];
7073 }
7074
7075 - (void) raiseBar:(BOOL)animated {
7076     if (!dropped_)
7077         return;
7078     dropped_ = false;
7079
7080     UIView *transition([self transitionView]);
7081     [refreshbar_ removeFromSuperview];
7082
7083     CGRect barframe([refreshbar_ frame]);
7084
7085     if (animated)
7086         [UIView beginAnimations:nil context:NULL];
7087
7088     CGRect viewframe = [transition frame];
7089     viewframe.origin.y -= barframe.size.height;
7090     viewframe.size.height += barframe.size.height;
7091     [transition setFrame:viewframe];
7092
7093     if (animated)
7094         [UIView commitAnimations];
7095 }
7096
7097 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7098     bool dropped(dropped_);
7099
7100     if (dropped)
7101         [self raiseBar:NO];
7102
7103     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7104
7105     if (dropped)
7106         [self dropBar:NO];
7107 }
7108
7109 - (void) statusBarFrameChanged:(NSNotification *)notification {
7110     if (dropped_) {
7111         [self raiseBar:NO];
7112         [self dropBar:NO];
7113     }
7114 }
7115
7116 @end
7117 /* }}} */
7118
7119 /* Cydia Navigation Controller Implementation {{{ */
7120 @implementation UINavigationController (Cydia)
7121
7122 - (NSArray *) navigationURLCollection {
7123     NSMutableArray *stack([NSMutableArray array]);
7124
7125     for (CyteViewController *controller in [self viewControllers]) {
7126         NSString *url = [[controller navigationURL] absoluteString];
7127         if (url != nil)
7128             [stack addObject:url];
7129     }
7130
7131     return stack;
7132 }
7133
7134 - (void) reloadData {
7135     [super reloadData];
7136
7137     UIViewController *visible([self visibleViewController]);
7138     if (visible != nil)
7139         [visible reloadData];
7140
7141     // on the iPad, this view controller is ALSO visible. :(
7142     if (IsWildcat_)
7143         if (UIViewController *top = [self topViewController])
7144             if (top != visible)
7145                 [top reloadData];
7146 }
7147
7148 - (void) unloadData {
7149     for (CyteViewController *page in [self viewControllers])
7150         [page unloadData];
7151
7152     [super unloadData];
7153 }
7154
7155 @end
7156 /* }}} */
7157
7158 /* Cydia:// Protocol {{{ */
7159 @interface CydiaURLProtocol : NSURLProtocol {
7160 }
7161
7162 @end
7163
7164 @implementation CydiaURLProtocol
7165
7166 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7167     NSURL *url([request URL]);
7168     if (url == nil)
7169         return NO;
7170
7171     NSString *scheme([[url scheme] lowercaseString]);
7172     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7173         return YES;
7174     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7175         return YES;
7176
7177     return NO;
7178 }
7179
7180 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7181     return request;
7182 }
7183
7184 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7185     id<NSURLProtocolClient> client([self client]);
7186     if (icon == nil)
7187         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7188     else {
7189         NSData *data(UIImagePNGRepresentation(icon));
7190
7191         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7192         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7193         [client URLProtocol:self didLoadData:data];
7194         [client URLProtocolDidFinishLoading:self];
7195     }
7196 }
7197
7198 - (void) startLoading {
7199     id<NSURLProtocolClient> client([self client]);
7200     NSURLRequest *request([self request]);
7201
7202     NSURL *url([request URL]);
7203     NSString *href([url absoluteString]);
7204     NSString *scheme([[url scheme] lowercaseString]);
7205
7206     NSString *path;
7207
7208     if ([scheme isEqualToString:@"cydia"])
7209         path = [href substringFromIndex:8];
7210     else if ([scheme isEqualToString:@"about"])
7211         path = [href substringFromIndex:12];
7212     else _assert(false);
7213
7214     NSRange slash([path rangeOfString:@"/"]);
7215
7216     NSString *command;
7217     if (slash.location == NSNotFound) {
7218         command = path;
7219         path = nil;
7220     } else {
7221         command = [path substringToIndex:slash.location];
7222         path = [path substringFromIndex:(slash.location + 1)];
7223     }
7224
7225     Database *database([Database sharedInstance]);
7226
7227     if ([command isEqualToString:@"package-icon"]) {
7228         if (path == nil)
7229             goto fail;
7230         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7231         Package *package([database packageWithName:path]);
7232         if (package == nil)
7233             goto fail;
7234         [package parse];
7235         UIImage *icon([package icon]);
7236         [self _returnPNGWithImage:icon forRequest:request];
7237     } else if ([command isEqualToString:@"uikit-image"]) {
7238         if (path == nil)
7239             goto fail;
7240         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7241         UIImage *icon(_UIImageWithName(path));
7242         [self _returnPNGWithImage:icon forRequest:request];
7243     } else if ([command isEqualToString:@"section-icon"]) {
7244         if (path == nil)
7245             goto fail;
7246         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7247         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7248         if (icon == nil)
7249             icon = [UIImage applicationImageNamed:@"unknown.png"];
7250         [self _returnPNGWithImage:icon forRequest:request];
7251     } else fail: {
7252         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7253     }
7254 }
7255
7256 - (void) stopLoading {
7257 }
7258
7259 @end
7260 /* }}} */
7261
7262 /* Section Controller {{{ */
7263 @interface SectionController : FilteredPackageListController {
7264     _H<IndirectDelegate, 1> indirect_;
7265     _H<CydiaObject> cydia_;
7266     _H<NSString> section_;
7267     std::vector< _H<CyteWebViewTableViewCell, 1> > promoted_;
7268 }
7269
7270 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7271
7272 @end
7273
7274 @implementation SectionController
7275
7276 - (NSURL *) navigationURL {
7277     NSString *name = section_;
7278     if (name == nil)
7279         name = @"all";
7280
7281     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", [name stringByAddingPercentEscapesIncludingReserved]]];
7282 }
7283
7284 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7285     NSString *title;
7286     if (name == nil)
7287         title = UCLocalize("ALL_PACKAGES");
7288     else if (![name isEqual:@""])
7289         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7290     else
7291         title = UCLocalize("NO_SECTION");
7292
7293     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7294         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7295         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7296         section_ = name;
7297     } return self;
7298 }
7299
7300 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7301     return [super numberOfSectionsInTableView:list] + 1;
7302 }
7303
7304 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7305     return section == 0 ? nil : [super tableView:list titleForHeaderInSection:(section - 1)];
7306 }
7307
7308 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7309     return section == 0 ? promoted_.size() : [super tableView:list numberOfRowsInSection:(section - 1)];
7310 }
7311
7312 + (NSIndexPath *) adjustedIndexPath:(NSIndexPath *)path {
7313     return [NSIndexPath indexPathForRow:[path row] inSection:([path section] - 1)];
7314 }
7315
7316 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7317     if ([path section] != 0)
7318         return [super tableView:table cellForRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7319
7320     return promoted_[[path row]];
7321 }
7322
7323 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
7324     if ([path section] != 0)
7325         return [super tableView:table didSelectRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7326 }
7327
7328 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
7329     NSInteger section([super tableView:tableView sectionForSectionIndexTitle:title atIndex:index]);
7330     return section == 0 ? 0 : section + 1;
7331 }
7332
7333 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7334     NSURL *url([request URL]);
7335     if (url == nil)
7336         return;
7337
7338     if ([frame isEqualToString:@"_open"])
7339         [delegate_ openURL:url];
7340     else {
7341         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7342         [controller setDelegate:delegate_];
7343         [[self navigationController] pushViewController:controller animated:YES];
7344     }
7345
7346     [listener ignore];
7347 }
7348
7349 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7350     return [CydiaWebViewController requestWithHeaders:request];
7351 }
7352
7353 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7354     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7355 }
7356
7357 - (void) loadView {
7358     [super loadView];
7359
7360     // XXX: this code is horrible. I mean, wtf Jay?
7361     if (ShowPromoted_ && [[Metadata_ objectForKey:@"ShowPromoted"] boolValue]) {
7362         promoted_.resize(1);
7363
7364         for (unsigned i(0); i != promoted_.size(); ++i) {
7365             CyteWebViewTableViewCell *promoted([CyteWebViewTableViewCell cellWithRequest:[NSURLRequest
7366                 requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sectionhead/%u/%@",
7367                     UI_, i, section_ == nil ? @"" : [section_ stringByAddingPercentEscapesIncludingReserved]]
7368                 ]]
7369
7370                 cachePolicy:NSURLRequestUseProtocolCachePolicy
7371                 timeoutInterval:120
7372             ]]);
7373
7374             [promoted setDelegate:self];
7375             promoted_[i] = promoted;
7376         }
7377     }
7378 }
7379
7380 - (void) setDelegate:(id)delegate {
7381     [super setDelegate:delegate];
7382     [cydia_ setDelegate:delegate];
7383 }
7384
7385 - (void) releaseSubviews {
7386     promoted_.clear();
7387     [super releaseSubviews];
7388 }
7389
7390 @end
7391 /* }}} */
7392 /* Sections Controller {{{ */
7393 @interface SectionsController : CyteViewController <
7394     UITableViewDataSource,
7395     UITableViewDelegate
7396 > {
7397     _transient Database *database_;
7398     _H<NSMutableArray> sections_;
7399     _H<NSMutableArray> filtered_;
7400     _H<UITableView, 2> list_;
7401 }
7402
7403 - (id) initWithDatabase:(Database *)database;
7404 - (void) editButtonClicked;
7405
7406 @end
7407
7408 @implementation SectionsController
7409
7410 - (NSURL *) navigationURL {
7411     return [NSURL URLWithString:@"cydia://sections"];
7412 }
7413
7414 - (void) updateNavigationItem {
7415     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7416     if ([sections_ count] == 0) {
7417         [[self navigationItem] setRightBarButtonItem:nil];
7418     } else {
7419         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7420             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7421             target:self
7422             action:@selector(editButtonClicked)
7423         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7424     }
7425 }
7426
7427 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7428     [super setEditing:editing animated:animated];
7429
7430     if (editing)
7431         [list_ reloadData];
7432     else
7433         [delegate_ updateData];
7434
7435     [self updateNavigationItem];
7436 }
7437
7438 - (void) viewDidAppear:(BOOL)animated {
7439     [super viewDidAppear:animated];
7440     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7441 }
7442
7443 - (void) viewWillDisappear:(BOOL)animated {
7444     [super viewWillDisappear:animated];
7445     [self setEditing:NO];
7446 }
7447
7448 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7449     Section *section = nil;
7450     int index = [indexPath row];
7451     if (![self isEditing]) {
7452         index -= 1;
7453         if (index >= 0)
7454             section = [filtered_ objectAtIndex:index];
7455     } else {
7456         section = [sections_ objectAtIndex:index];
7457     }
7458     return section;
7459 }
7460
7461 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7462     if ([self isEditing])
7463         return [sections_ count];
7464     else
7465         return [filtered_ count] + 1;
7466 }
7467
7468 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7469     return 45.0f;
7470 }*/
7471
7472 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7473     static NSString *reuseIdentifier = @"SectionCell";
7474
7475     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7476     if (cell == nil)
7477         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7478
7479     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7480
7481     return cell;
7482 }
7483
7484 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7485     if ([self isEditing])
7486         return;
7487
7488     Section *section = [self sectionAtIndexPath:indexPath];
7489
7490     SectionController *controller = [[[SectionController alloc]
7491         initWithDatabase:database_
7492         section:[section name]
7493     ] autorelease];
7494     [controller setDelegate:delegate_];
7495
7496     [[self navigationController] pushViewController:controller animated:YES];
7497 }
7498
7499 - (void) loadView {
7500     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7501     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7502     [list_ setRowHeight:45.0f];
7503     [(UITableView *) list_ setDataSource:self];
7504     [list_ setDelegate:self];
7505     [self setView:list_];
7506 }
7507
7508 - (void) viewDidLoad {
7509     [super viewDidLoad];
7510
7511     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7512 }
7513
7514 - (void) releaseSubviews {
7515     list_ = nil;
7516
7517     sections_ = nil;
7518     filtered_ = nil;
7519
7520     [super releaseSubviews];
7521 }
7522
7523 - (id) initWithDatabase:(Database *)database {
7524     if ((self = [super init]) != nil) {
7525         database_ = database;
7526     } return self;
7527 }
7528
7529 - (void) reloadData {
7530     [super reloadData];
7531
7532     NSArray *packages = [database_ packages];
7533
7534     sections_ = [NSMutableArray arrayWithCapacity:16];
7535     filtered_ = [NSMutableArray arrayWithCapacity:16];
7536
7537     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7538
7539     _trace();
7540     for (Package *package in packages) {
7541         NSString *name([package section]);
7542         NSString *key(name == nil ? @"" : name);
7543
7544         Section *section;
7545
7546         _profile(SectionsView$reloadData$Section)
7547             section = [sections objectForKey:key];
7548             if (section == nil) {
7549                 _profile(SectionsView$reloadData$Section$Allocate)
7550                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7551                     [sections setObject:section forKey:key];
7552                 _end
7553             }
7554         _end
7555
7556         [section addToCount];
7557
7558         _profile(SectionsView$reloadData$Filter)
7559             if (![package valid] || ![package visible])
7560                 continue;
7561         _end
7562
7563         [section addToRow];
7564     }
7565     _trace();
7566
7567     [sections_ addObjectsFromArray:[sections allValues]];
7568
7569     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7570
7571     for (Section *section in (id) sections_) {
7572         size_t count([section row]);
7573         if (count == 0)
7574             continue;
7575
7576         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7577         [section setCount:count];
7578         [filtered_ addObject:section];
7579     }
7580
7581     [self updateNavigationItem];
7582     [list_ reloadData];
7583     _trace();
7584 }
7585
7586 - (void) editButtonClicked {
7587     [self setEditing:![self isEditing] animated:YES];
7588 }
7589
7590 @end
7591 /* }}} */
7592
7593 /* Changes Controller {{{ */
7594 @interface ChangesController : CyteViewController <
7595     UITableViewDataSource,
7596     UITableViewDelegate
7597 > {
7598     _transient Database *database_;
7599     unsigned era_;
7600     _H<NSArray> packages_;
7601     _H<NSMutableArray> sections_;
7602     _H<UITableView, 2> list_;
7603     _H<CyteWebView, 1> dickbar_;
7604     unsigned upgrades_;
7605     _H<IndirectDelegate, 1> indirect_;
7606     _H<CydiaObject> cydia_;
7607 }
7608
7609 - (id) initWithDatabase:(Database *)database;
7610
7611 @end
7612
7613 @implementation ChangesController
7614
7615 - (NSURL *) navigationURL {
7616     return [NSURL URLWithString:@"cydia://changes"];
7617 }
7618
7619 - (void) viewDidAppear:(BOOL)animated {
7620     [super viewDidAppear:animated];
7621     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7622 }
7623
7624 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7625     NSInteger count([sections_ count]);
7626     return count == 0 ? 1 : count;
7627 }
7628
7629 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7630     if ([sections_ count] == 0)
7631         return nil;
7632     return [[sections_ objectAtIndex:section] name];
7633 }
7634
7635 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7636     if ([sections_ count] == 0)
7637         return 0;
7638     return [[sections_ objectAtIndex:section] count];
7639 }
7640
7641 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7642 @synchronized (database_) {
7643     if ([database_ era] != era_)
7644         return nil;
7645
7646     NSUInteger sectionIndex([path section]);
7647     if (sectionIndex >= [sections_ count])
7648         return nil;
7649     Section *section([sections_ objectAtIndex:sectionIndex]);
7650     NSInteger row([path row]);
7651     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7652 } }
7653
7654 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7655     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7656     if (cell == nil)
7657         cell = [[[PackageCell alloc] init] autorelease];
7658
7659     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7660     [cell setPackage:package asSummary:false];
7661     return cell;
7662 }
7663
7664 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7665     Package *package([self packageAtIndexPath:path]);
7666     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7667     [view setDelegate:delegate_];
7668     [[self navigationController] pushViewController:view animated:YES];
7669     return path;
7670 }
7671
7672 - (void) refreshButtonClicked {
7673     [delegate_ beginUpdate];
7674     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7675 }
7676
7677 - (void) upgradeButtonClicked {
7678     [delegate_ distUpgrade];
7679     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7680 }
7681
7682 - (void) loadView {
7683     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7684     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7685     [self setView:view];
7686
7687     list_ = [[[UITableView alloc] initWithFrame:[view bounds] style:UITableViewStylePlain] autorelease];
7688     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7689     [list_ setRowHeight:73];
7690     [(UITableView *) list_ setDataSource:self];
7691     [list_ setDelegate:self];
7692     [view addSubview:list_];
7693
7694     if (AprilFools_ && kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
7695         CGRect dickframe([view bounds]);
7696         dickframe.size.height = 44;
7697
7698         dickbar_ = [[[CyteWebView alloc] initWithFrame:dickframe] autorelease];
7699         [dickbar_ setDelegate:self];
7700         [view addSubview:dickbar_];
7701
7702         [dickbar_ setBackgroundColor:[UIColor clearColor]];
7703         [dickbar_ setScalesPageToFit:YES];
7704
7705         UIWebDocumentView *document([dickbar_ _documentView]);
7706         [document setBackgroundColor:[UIColor clearColor]];
7707         [document setDrawsBackground:NO];
7708
7709         WebView *webview([document webView]);
7710         [webview setShouldUpdateWhileOffscreen:NO];
7711
7712         UIScrollView *scroller([dickbar_ scrollView]);
7713         [scroller setScrollingEnabled:NO];
7714         [scroller setFixedBackgroundPattern:YES];
7715         [scroller setBackgroundColor:[UIColor clearColor]];
7716
7717         WebPreferences *preferences([webview preferences]);
7718         [preferences setCacheModel:WebCacheModelDocumentBrowser];
7719         [preferences setJavaScriptCanOpenWindowsAutomatically:YES];
7720         [preferences setOfflineWebApplicationCacheEnabled:YES];
7721
7722         [dickbar_ loadRequest:[NSURLRequest
7723             requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/dickbar/", UI_]]]
7724             cachePolicy:NSURLRequestUseProtocolCachePolicy
7725             timeoutInterval:120
7726         ]];
7727
7728         UIEdgeInsets inset = {44, 0, 0, 0};
7729         [list_ setContentInset:inset];
7730
7731         [dickbar_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
7732     }
7733 }
7734
7735 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7736     NSURL *url([request URL]);
7737     if (url == nil)
7738         return;
7739
7740     if ([frame isEqualToString:@"_open"])
7741         [delegate_ openURL:url];
7742     else {
7743         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7744         [controller setDelegate:delegate_];
7745         [[self navigationController] pushViewController:controller animated:YES];
7746     }
7747
7748     [listener ignore];
7749 }
7750
7751 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7752     return [CydiaWebViewController requestWithHeaders:request];
7753 }
7754
7755 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7756     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7757 }
7758
7759 - (void) setDelegate:(id)delegate {
7760     [super setDelegate:delegate];
7761     [cydia_ setDelegate:delegate];
7762 }
7763
7764 - (void) viewDidLoad {
7765     [super viewDidLoad];
7766
7767     [[self navigationItem] setTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES"))];
7768 }
7769
7770 - (void) releaseSubviews {
7771     list_ = nil;
7772
7773     packages_ = nil;
7774     sections_ = nil;
7775     dickbar_ = nil;
7776
7777     [super releaseSubviews];
7778 }
7779
7780 - (id) initWithDatabase:(Database *)database {
7781     if ((self = [super init]) != nil) {
7782         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7783         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7784         database_ = database;
7785     } return self;
7786 }
7787
7788 - (NSMutableArray *) _reloadPackages {
7789 @synchronized (database_) {
7790     era_ = [database_ era];
7791     NSArray *packages([database_ packages]);
7792
7793     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7794
7795     _trace();
7796     _profile(ChangesController$_reloadPackages$Filter)
7797         for (Package *package in packages)
7798             if ([package upgradableAndEssential:YES] || [package visible])
7799                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7800     _end
7801     _trace();
7802     _profile(ChangesController$_reloadPackages$radixSort)
7803         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7804     _end
7805     _trace();
7806
7807     return filtered;
7808 } }
7809
7810 - (void) _reloadData {
7811     NSArray *packages;
7812
7813   reload:
7814     if (true) {
7815         UIProgressHUD *hud([delegate_ addProgressHUD]);
7816         [hud setText:UCLocalize("LOADING")];
7817         //NSLog(@"HUD:%@::%@", delegate_, hud);
7818         packages = [self yieldToSelector:@selector(_reloadPackages)];
7819         [delegate_ removeProgressHUD:hud];
7820     } else {
7821         packages = [self _reloadPackages];
7822     }
7823
7824 @synchronized (database_) {
7825     if (era_ != [database_ era])
7826         goto reload;
7827
7828     packages_ = packages;
7829     sections_ = [NSMutableArray arrayWithCapacity:16];
7830
7831     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7832     Section *ignored = nil;
7833     Section *section = nil;
7834     time_t last = 0;
7835
7836     upgrades_ = 0;
7837     bool unseens = false;
7838
7839     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7840
7841     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7842         Package *package = [packages_ objectAtIndex:offset];
7843
7844         BOOL uae = [package upgradableAndEssential:YES];
7845
7846         if (!uae) {
7847             unseens = true;
7848             time_t seen([package seen]);
7849
7850             if (section == nil || last != seen) {
7851                 last = seen;
7852
7853                 NSString *name;
7854                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7855                 [name autorelease];
7856
7857                 _profile(ChangesController$reloadData$Allocate)
7858                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7859                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7860                     [sections_ addObject:section];
7861                 _end
7862             }
7863
7864             [section addToCount];
7865         } else if ([package ignored]) {
7866             if (ignored == nil) {
7867                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7868             }
7869             [ignored addToCount];
7870         } else {
7871             ++upgrades_;
7872             [upgradable addToCount];
7873         }
7874     }
7875     _trace();
7876
7877     CFRelease(formatter);
7878
7879     if (unseens) {
7880         Section *last = [sections_ lastObject];
7881         size_t count = [last count];
7882         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7883         [sections_ removeLastObject];
7884     }
7885
7886     if ([ignored count] != 0)
7887         [sections_ insertObject:ignored atIndex:0];
7888     if (upgrades_ != 0)
7889         [sections_ insertObject:upgradable atIndex:0];
7890
7891     [list_ reloadData];
7892
7893     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7894         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7895         style:UIBarButtonItemStylePlain
7896         target:self
7897         action:@selector(upgradeButtonClicked)
7898     ] autorelease]) animated:YES];
7899
7900     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7901         initWithTitle:UCLocalize("REFRESH")
7902         style:UIBarButtonItemStylePlain
7903         target:self
7904         action:@selector(refreshButtonClicked)
7905     ] autorelease]) animated:YES];
7906
7907     PrintTimes();
7908 } }
7909
7910 - (void) reloadData {
7911     [super reloadData];
7912     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7913 }
7914
7915 @end
7916 /* }}} */
7917 /* Search Controller {{{ */
7918 @interface SearchController : FilteredPackageListController <
7919     UISearchBarDelegate
7920 > {
7921     _H<UISearchBar, 1> search_;
7922     BOOL searchloaded_;
7923 }
7924
7925 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7926 - (void) reloadData;
7927
7928 @end
7929
7930 @implementation SearchController
7931
7932 - (NSURL *) navigationURL {
7933     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7934         return [NSURL URLWithString:@"cydia://search"];
7935     else
7936         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7937 }
7938
7939 - (void) useSearch {
7940     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7941     [self clearData];
7942     [self reloadData];
7943 }
7944
7945 - (void) viewWillAppear:(BOOL)animated {
7946     [super viewWillAppear:animated];
7947
7948     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7949         [self useSearch];
7950 }
7951
7952 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7953     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7954     [self clearData];
7955     [self reloadData];
7956 }
7957
7958 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7959     [search_ resignFirstResponder];
7960     [self useSearch];
7961 }
7962
7963 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7964     [search_ setText:@""];
7965     [self searchBarButtonClicked:searchBar];
7966 }
7967
7968 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7969     [self searchBarButtonClicked:searchBar];
7970 }
7971
7972 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7973     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7974     [self reloadData];
7975 }
7976
7977 - (bool) shouldYield {
7978     return YES;
7979 }
7980
7981 - (bool) shouldBlock {
7982     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7983 }
7984
7985 - (bool) isSummarized {
7986     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7987 }
7988
7989 - (bool) showsSections {
7990     return false;
7991 }
7992
7993 - (NSMutableArray *) _reloadPackages {
7994     NSMutableArray *packages([super _reloadPackages]);
7995     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7996         [packages radixSortUsingSelector:@selector(rank)];
7997     return packages;
7998 }
7999
8000 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
8001     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
8002         search_ = [[[UISearchBar alloc] init] autorelease];
8003         [search_ setDelegate:self];
8004
8005         if (query != nil)
8006             [search_ setText:query];
8007     } return self;
8008 }
8009
8010 - (void) viewDidAppear:(BOOL)animated {
8011     [super viewDidAppear:animated];
8012
8013     if (!searchloaded_) {
8014         searchloaded_ = YES;
8015         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
8016         [search_ layoutSubviews];
8017         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
8018
8019         UITextField *textField;
8020         if ([search_ respondsToSelector:@selector(searchField)])
8021             textField = [search_ searchField];
8022         else
8023             textField = MSHookIvar<UITextField *>(search_, "_searchField");
8024
8025         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8026         [textField setEnablesReturnKeyAutomatically:NO];
8027         [[self navigationItem] setTitleView:textField];
8028     }
8029 }
8030
8031 - (void) reloadData {
8032     id object([search_ text]);
8033     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8034         object = [object componentsSeparatedByString:@" "];
8035
8036     [self setObject:object];
8037     [self resetCursor];
8038
8039     [super reloadData];
8040 }
8041
8042 - (void) didSelectPackage:(Package *)package {
8043     [search_ resignFirstResponder];
8044     [super didSelectPackage:package];
8045 }
8046
8047 @end
8048 /* }}} */
8049 /* Package Settings Controller {{{ */
8050 @interface PackageSettingsController : CyteViewController <
8051     UITableViewDataSource,
8052     UITableViewDelegate
8053 > {
8054     _transient Database *database_;
8055     _H<NSString> name_;
8056     _H<Package> package_;
8057     _H<UITableView, 2> table_;
8058     _H<UISwitch> subscribedSwitch_;
8059     _H<UISwitch> ignoredSwitch_;
8060     _H<UITableViewCell> subscribedCell_;
8061     _H<UITableViewCell> ignoredCell_;
8062 }
8063
8064 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
8065
8066 @end
8067
8068 @implementation PackageSettingsController
8069
8070 - (NSURL *) navigationURL {
8071     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
8072 }
8073
8074 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8075     if (package_ == nil)
8076         return 0;
8077
8078     if ([package_ installed] == nil)
8079         return 1;
8080     else
8081         return 2;
8082 }
8083
8084 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8085     if (package_ == nil)
8086         return 0;
8087
8088     // both sections contain just one item right now.
8089     return 1;
8090 }
8091
8092 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8093     return nil;
8094 }
8095
8096 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8097     if (section == 0)
8098         return UCLocalize("SHOW_ALL_CHANGES_EX");
8099     else
8100         return UCLocalize("IGNORE_UPGRADES_EX");
8101 }
8102
8103 - (void) onSubscribed:(id)control {
8104     bool value([control isOn]);
8105     if (package_ == nil)
8106         return;
8107     if ([package_ setSubscribed:value])
8108         [delegate_ updateData];
8109 }
8110
8111 - (void) _updateIgnored {
8112     const char *package([name_ UTF8String]);
8113     bool on([ignoredSwitch_ isOn]);
8114
8115     pid_t pid(ExecFork());
8116     if (pid == 0) {
8117         FILE *dpkg(popen("dpkg --set-selections", "w"));
8118         fwrite(package, strlen(package), 1, dpkg);
8119
8120         if (on)
8121             fwrite(" hold\n", 6, 1, dpkg);
8122         else
8123             fwrite(" install\n", 9, 1, dpkg);
8124
8125         pclose(dpkg);
8126
8127         exit(0);
8128         _assert(false);
8129     }
8130
8131     ReapZombie(pid);
8132 }
8133
8134 - (void) onIgnored:(id)control {
8135     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8136     [invocation setTarget:self];
8137     [invocation setSelector:@selector(_updateIgnored)];
8138
8139     [delegate_ reloadDataWithInvocation:invocation];
8140 }
8141
8142 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8143     if (package_ == nil)
8144         return nil;
8145
8146     switch ([indexPath section]) {
8147         case 0: return subscribedCell_;
8148         case 1: return ignoredCell_;
8149
8150         _nodefault
8151     }
8152
8153     return nil;
8154 }
8155
8156 - (void) loadView {
8157     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8158     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8159     [self setView:view];
8160
8161     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8162     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8163     [(UITableView *) table_ setDataSource:self];
8164     [table_ setDelegate:self];
8165     [view addSubview:table_];
8166
8167     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8168     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8169     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8170
8171     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8172     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8173     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8174
8175     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8176     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8177     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8178     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8179
8180     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8181     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8182     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8183     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8184 }
8185
8186 - (void) viewDidLoad {
8187     [super viewDidLoad];
8188
8189     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8190 }
8191
8192 - (void) releaseSubviews {
8193     ignoredCell_ = nil;
8194     subscribedCell_ = nil;
8195     table_ = nil;
8196     ignoredSwitch_ = nil;
8197     subscribedSwitch_ = nil;
8198
8199     [super releaseSubviews];
8200 }
8201
8202 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8203     if ((self = [super init]) != nil) {
8204         database_ = database;
8205         name_ = package;
8206     } return self;
8207 }
8208
8209 - (void) reloadData {
8210     [super reloadData];
8211
8212     package_ = [database_ packageWithName:name_];
8213
8214     if (package_ != nil) {
8215         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8216         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8217     } // XXX: what now, G?
8218
8219     [table_ reloadData];
8220 }
8221
8222 @end
8223 /* }}} */
8224
8225 /* Installed Controller {{{ */
8226 @interface InstalledController : FilteredPackageListController {
8227     BOOL expert_;
8228 }
8229
8230 - (id) initWithDatabase:(Database *)database;
8231
8232 - (void) updateRoleButton;
8233 - (void) queueStatusDidChange;
8234
8235 @end
8236
8237 @implementation InstalledController
8238
8239 - (NSURL *) navigationURL {
8240     return [NSURL URLWithString:@"cydia://installed"];
8241 }
8242
8243 - (id) initWithDatabase:(Database *)database {
8244     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8245         [self updateRoleButton];
8246         [self queueStatusDidChange];
8247     } return self;
8248 }
8249
8250 #if !AlwaysReload
8251 - (void) queueButtonClicked {
8252     [delegate_ queue];
8253 }
8254 #endif
8255
8256 - (void) queueStatusDidChange {
8257 #if !AlwaysReload
8258     if (IsWildcat_) {
8259         if (Queuing_) {
8260             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8261                 initWithTitle:UCLocalize("QUEUE")
8262                 style:UIBarButtonItemStyleDone
8263                 target:self
8264                 action:@selector(queueButtonClicked)
8265             ] autorelease]];
8266         } else {
8267             [[self navigationItem] setLeftBarButtonItem:nil];
8268         }
8269     }
8270 #endif
8271 }
8272
8273 - (void) updateRoleButton {
8274     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8275         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8276             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8277             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8278             target:self
8279             action:@selector(roleButtonClicked)
8280         ] autorelease]];
8281 }
8282
8283 - (void) roleButtonClicked {
8284     [self setObject:[NSNumber numberWithBool:expert_]];
8285     [self reloadData];
8286     expert_ = !expert_;
8287
8288     [self updateRoleButton];
8289 }
8290
8291 @end
8292 /* }}} */
8293
8294 /* Source Cell {{{ */
8295 @interface SourceCell : CyteTableViewCell <
8296     CyteTableViewCellDelegate
8297 > {
8298     _H<NSURL> url_;
8299     _H<UIImage> icon_;
8300     _H<NSString> origin_;
8301     _H<NSString> label_;
8302 }
8303
8304 - (void) setSource:(Source *)source;
8305
8306 @end
8307
8308 @implementation SourceCell
8309
8310 - (void) _setImage:(NSArray *)data {
8311     if ([url_ isEqual:[data objectAtIndex:0]]) {
8312         icon_ = [data objectAtIndex:1];
8313         [content_ setNeedsDisplay];
8314     }
8315 }
8316
8317 - (void) _setSource:(NSURL *) url {
8318     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8319
8320     if (NSData *data = [NSURLConnection
8321         sendSynchronousRequest:[NSURLRequest
8322             requestWithURL:url
8323             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8324             //timeoutInterval:5
8325         ]
8326
8327         returningResponse:NULL
8328         error:NULL
8329     ])
8330         if (UIImage *image = [UIImage imageWithData:data])
8331             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8332
8333     [pool release];
8334 }
8335
8336 - (void) setSource:(Source *)source {
8337     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8338
8339     origin_ = [source name];
8340     label_ = [source rooturi];
8341
8342     [content_ setNeedsDisplay];
8343
8344     url_ = [source iconURL];
8345     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8346 }
8347
8348 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8349     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8350         UIView *content([self contentView]);
8351         CGRect bounds([content bounds]);
8352
8353         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8354         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8355         [content_ setBackgroundColor:[UIColor whiteColor]];
8356         [content addSubview:content_];
8357
8358         [content_ setDelegate:self];
8359         [content_ setOpaque:YES];
8360
8361         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8362     } return self;
8363 }
8364
8365 - (NSString *) accessibilityLabel {
8366     return label_;
8367 }
8368
8369 - (void) drawContentRect:(CGRect)rect {
8370     bool highlighted(highlighted_);
8371     float width(rect.size.width);
8372
8373     if (icon_ != nil) {
8374         CGRect rect;
8375         rect.size = [(UIImage *) icon_ size];
8376
8377         while (rect.size.width > 32 || rect.size.height > 32) {
8378             rect.size.width /= 2;
8379             rect.size.height /= 2;
8380         }
8381
8382         rect.origin.x = 25 - rect.size.width / 2;
8383         rect.origin.y = 25 - rect.size.height / 2;
8384
8385         [icon_ drawInRect:rect];
8386     }
8387
8388     if (highlighted)
8389         UISetColor(White_);
8390
8391     if (!highlighted)
8392         UISetColor(Black_);
8393     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8394
8395     if (!highlighted)
8396         UISetColor(Gray_);
8397     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8398 }
8399
8400 @end
8401 /* }}} */
8402 /* Source Controller {{{ */
8403 @interface SourceController : FilteredPackageListController {
8404     _transient Source *source_;
8405     _H<NSString> key_;
8406 }
8407
8408 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8409
8410 @end
8411
8412 @implementation SourceController
8413
8414 - (NSURL *) navigationURL {
8415     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8416 }
8417
8418 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8419     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8420         source_ = source;
8421         key_ = [source key];
8422     } return self;
8423 }
8424
8425 - (void) reloadData {
8426     source_ = [database_ sourceWithKey:key_];
8427     key_ = [source_ key];
8428     [self setObject:source_];
8429
8430     [[self navigationItem] setTitle:[source_ label]];
8431
8432     [super reloadData];
8433 }
8434
8435 @end
8436 /* }}} */
8437 /* Sources Controller {{{ */
8438 @interface SourcesController : CyteViewController <
8439     UITableViewDataSource,
8440     UITableViewDelegate
8441 > {
8442     _transient Database *database_;
8443     unsigned era_;
8444
8445     _H<UITableView, 2> list_;
8446     _H<NSMutableArray> sources_;
8447     int offset_;
8448
8449     _H<NSString> href_;
8450     _H<UIProgressHUD> hud_;
8451     _H<NSError> error_;
8452
8453     //NSURLConnection *installer_;
8454     NSURLConnection *trivial_;
8455     NSURLConnection *trivial_bz2_;
8456     NSURLConnection *trivial_gz_;
8457     //NSURLConnection *automatic_;
8458
8459     BOOL cydia_;
8460 }
8461
8462 - (id) initWithDatabase:(Database *)database;
8463 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8464
8465 @end
8466
8467 @implementation SourcesController
8468
8469 - (void) _releaseConnection:(NSURLConnection *)connection {
8470     if (connection != nil) {
8471         [connection cancel];
8472         //[connection setDelegate:nil];
8473         [connection release];
8474     }
8475 }
8476
8477 - (void) dealloc {
8478     //[self _releaseConnection:installer_];
8479     [self _releaseConnection:trivial_];
8480     [self _releaseConnection:trivial_gz_];
8481     [self _releaseConnection:trivial_bz2_];
8482     //[self _releaseConnection:automatic_];
8483
8484     [super dealloc];
8485 }
8486
8487 - (NSURL *) navigationURL {
8488     return [NSURL URLWithString:@"cydia://sources"];
8489 }
8490
8491 - (void) viewDidAppear:(BOOL)animated {
8492     [super viewDidAppear:animated];
8493     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8494 }
8495
8496 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8497     return 1;
8498 }
8499
8500 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8501     return nil;
8502 }
8503
8504 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8505     return [sources_ count];
8506 }
8507
8508 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8509 @synchronized (database_) {
8510     if ([database_ era] != era_)
8511         return nil;
8512
8513     return [sources_ objectAtIndex:[indexPath row]];
8514 } }
8515
8516 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8517     static NSString *cellIdentifier = @"SourceCell";
8518
8519     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8520     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8521     [cell setSource:[self sourceAtIndexPath:indexPath]];
8522     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8523
8524     return cell;
8525 }
8526
8527 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8528     Source *source = [self sourceAtIndexPath:indexPath];
8529
8530     SourceController *controller = [[[SourceController alloc]
8531         initWithDatabase:database_
8532         source:source
8533     ] autorelease];
8534
8535     [controller setDelegate:delegate_];
8536
8537     [[self navigationController] pushViewController:controller animated:YES];
8538 }
8539
8540 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8541     Source *source = [self sourceAtIndexPath:indexPath];
8542     return [source record] != nil;
8543 }
8544
8545 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8546     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8547         Source *source = [self sourceAtIndexPath:indexPath];
8548         [Sources_ removeObjectForKey:[source key]];
8549         [delegate_ syncData];
8550     }
8551 }
8552
8553 - (void) complete {
8554     [delegate_ addTrivialSource:href_];
8555     href_ = nil;
8556
8557     [delegate_ syncData];
8558 }
8559
8560 - (NSString *) getWarning {
8561     NSString *href(href_);
8562     NSRange colon([href rangeOfString:@"://"]);
8563     if (colon.location != NSNotFound)
8564         href = [href substringFromIndex:(colon.location + 3)];
8565     href = [href stringByAddingPercentEscapes];
8566     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8567
8568     NSURL *url([NSURL URLWithString:href]);
8569
8570     NSStringEncoding encoding;
8571     NSError *error(nil);
8572
8573     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8574         return [warning length] == 0 ? nil : warning;
8575     return nil;
8576 }
8577
8578 - (void) _endConnection:(NSURLConnection *)connection {
8579     // XXX: the memory management in this method is horribly awkward
8580
8581     NSURLConnection **field = NULL;
8582     if (connection == trivial_)
8583         field = &trivial_;
8584     else if (connection == trivial_bz2_)
8585         field = &trivial_bz2_;
8586     else if (connection == trivial_gz_)
8587         field = &trivial_gz_;
8588     _assert(field != NULL);
8589     [connection release];
8590     *field = nil;
8591
8592     if (
8593         trivial_ == nil &&
8594         trivial_bz2_ == nil &&
8595         trivial_gz_ == nil
8596     ) {
8597         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8598
8599         [delegate_ releaseNetworkActivityIndicator];
8600
8601         [delegate_ removeProgressHUD:hud_];
8602         hud_ = nil;
8603
8604         if (cydia_) {
8605             if (warning != nil) {
8606                 UIAlertView *alert = [[[UIAlertView alloc]
8607                     initWithTitle:UCLocalize("SOURCE_WARNING")
8608                     message:warning
8609                     delegate:self
8610                     cancelButtonTitle:UCLocalize("CANCEL")
8611                     otherButtonTitles:
8612                         UCLocalize("ADD_ANYWAY"),
8613                     nil
8614                 ] autorelease];
8615
8616                 [alert setContext:@"warning"];
8617                 [alert setNumberOfRows:1];
8618                 [alert show];
8619
8620                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8621                 error_ = nil;
8622                 return;
8623             }
8624
8625             [self complete];
8626         } else if (error_ != nil) {
8627             UIAlertView *alert = [[[UIAlertView alloc]
8628                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8629                 message:[error_ localizedDescription]
8630                 delegate:self
8631                 cancelButtonTitle:UCLocalize("OK")
8632                 otherButtonTitles:nil
8633             ] autorelease];
8634
8635             [alert setContext:@"urlerror"];
8636             [alert show];
8637
8638             href_ = nil;
8639         } else {
8640             UIAlertView *alert = [[[UIAlertView alloc]
8641                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8642                 message:UCLocalize("NOT_REPOSITORY_EX")
8643                 delegate:self
8644                 cancelButtonTitle:UCLocalize("OK")
8645                 otherButtonTitles:nil
8646             ] autorelease];
8647
8648             [alert setContext:@"trivial"];
8649             [alert show];
8650
8651             href_ = nil;
8652         }
8653
8654         error_ = nil;
8655     }
8656 }
8657
8658 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8659     switch ([response statusCode]) {
8660         case 200:
8661             cydia_ = YES;
8662     }
8663 }
8664
8665 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8666     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8667     error_ = error;
8668     [self _endConnection:connection];
8669 }
8670
8671 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8672     [self _endConnection:connection];
8673 }
8674
8675 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8676     NSURL *url([NSURL URLWithString:href]);
8677
8678     NSMutableURLRequest *request = [NSMutableURLRequest
8679         requestWithURL:url
8680         cachePolicy:NSURLRequestUseProtocolCachePolicy
8681         timeoutInterval:120.0
8682     ];
8683
8684     [request setHTTPMethod:method];
8685
8686     if (Machine_ != NULL)
8687         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8688
8689     if ([url isCydiaSecure]) {
8690         if (UniqueID_ != nil) {
8691             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8692             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8693         }
8694     }
8695
8696     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8697 }
8698
8699 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8700     NSString *context([alert context]);
8701
8702     if ([context isEqualToString:@"source"]) {
8703         switch (button) {
8704             case 1: {
8705                 NSString *href = [[alert textField] text];
8706
8707                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8708
8709                 if (![href hasSuffix:@"/"])
8710                     href_ = [href stringByAppendingString:@"/"];
8711                 else
8712                     href_ = href;
8713
8714                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8715                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8716                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8717                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8718
8719                 cydia_ = false;
8720
8721                 // XXX: this is stupid
8722                 hud_ = [delegate_ addProgressHUD];
8723                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8724                 [delegate_ retainNetworkActivityIndicator];
8725             } break;
8726
8727             case 0:
8728             break;
8729
8730             _nodefault
8731         }
8732
8733         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8734     } else if ([context isEqualToString:@"trivial"])
8735         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8736     else if ([context isEqualToString:@"urlerror"])
8737         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8738     else if ([context isEqualToString:@"warning"]) {
8739         switch (button) {
8740             case 1:
8741                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8742             break;
8743
8744             case 0:
8745             break;
8746
8747             _nodefault
8748         }
8749
8750         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8751     }
8752 }
8753
8754 - (void) loadView {
8755     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8756     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8757     [list_ setRowHeight:53];
8758     [(UITableView *) list_ setDataSource:self];
8759     [list_ setDelegate:self];
8760     [self setView:list_];
8761 }
8762
8763 - (void) viewDidLoad {
8764     [super viewDidLoad];
8765
8766     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8767     [self updateButtonsForEditingStatusAnimated:NO];
8768 }
8769
8770 - (void) viewWillDisappear:(BOOL)animated {
8771     [super viewWillAppear:animated];
8772
8773     [list_ setEditing:NO];
8774     [self updateButtonsForEditingStatusAnimated:NO];
8775 }
8776
8777 - (void) releaseSubviews {
8778     list_ = nil;
8779
8780     sources_ = nil;
8781
8782     [super releaseSubviews];
8783 }
8784
8785 - (id) initWithDatabase:(Database *)database {
8786     if ((self = [super init]) != nil) {
8787         database_ = database;
8788     } return self;
8789 }
8790
8791 - (void) reloadData {
8792     [super reloadData];
8793
8794 @synchronized (database_) {
8795     era_ = [database_ era];
8796
8797     pkgSourceList list;
8798     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8799         return;
8800
8801     sources_ = [NSMutableArray arrayWithCapacity:16];
8802     [sources_ addObjectsFromArray:[database_ sources]];
8803     _trace();
8804     [sources_ sortUsingSelector:@selector(compareByName:)];
8805     _trace();
8806
8807     int count([sources_ count]);
8808     offset_ = 0;
8809     for (int i = 0; i != count; i++) {
8810         if ([[sources_ objectAtIndex:i] record] == nil)
8811             break;
8812         offset_++;
8813     }
8814
8815     [list_ reloadData];
8816 } }
8817
8818 - (void) showAddSourcePrompt {
8819     UIAlertView *alert = [[[UIAlertView alloc]
8820         initWithTitle:UCLocalize("ENTER_APT_URL")
8821         message:nil
8822         delegate:self
8823         cancelButtonTitle:UCLocalize("CANCEL")
8824         otherButtonTitles:
8825             UCLocalize("ADD_SOURCE"),
8826         nil
8827     ] autorelease];
8828
8829     [alert setContext:@"source"];
8830
8831     [alert setNumberOfRows:1];
8832     [alert addTextFieldWithValue:@"http://" label:@""];
8833
8834     UITextInputTraits *traits = [[alert textField] textInputTraits];
8835     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8836     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8837     [traits setKeyboardType:UIKeyboardTypeURL];
8838     // XXX: UIReturnKeyDone
8839     [traits setReturnKeyType:UIReturnKeyNext];
8840
8841     [alert show];
8842 }
8843
8844 - (void) addButtonClicked {
8845     [self showAddSourcePrompt];
8846 }
8847
8848 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8849     BOOL editing([list_ isEditing]);
8850
8851     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8852         initWithTitle:UCLocalize("ADD")
8853         style:UIBarButtonItemStylePlain
8854         target:self
8855         action:@selector(addButtonClicked)
8856     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8857
8858     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8859         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8860         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8861         target:self
8862         action:@selector(editButtonClicked)
8863     ] autorelease] animated:animated];
8864
8865     if (IsWildcat_ && !editing)
8866         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8867             initWithTitle:UCLocalize("SETTINGS")
8868             style:UIBarButtonItemStylePlain
8869             target:self
8870             action:@selector(settingsButtonClicked)
8871         ] autorelease]];
8872 }
8873
8874 - (void) settingsButtonClicked {
8875     [delegate_ showSettings];
8876 }
8877
8878 - (void) editButtonClicked {
8879     [list_ setEditing:![list_ isEditing] animated:YES];
8880     [self updateButtonsForEditingStatusAnimated:YES];
8881 }
8882
8883 @end
8884 /* }}} */
8885
8886 /* Settings Controller {{{ */
8887 @interface SettingsController : CyteViewController <
8888     UITableViewDataSource,
8889     UITableViewDelegate
8890 > {
8891     _transient Database *database_;
8892     // XXX: ok, "roledelegate_"?...
8893     _transient id roledelegate_;
8894     _H<UITableView, 2> table_;
8895     _H<UISegmentedControl> segment_;
8896     _H<UIView> container_;
8897 }
8898
8899 - (void) showDoneButton;
8900 - (void) resizeSegmentedControl;
8901
8902 @end
8903
8904 @implementation SettingsController
8905
8906 - (void) loadView {
8907     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
8908     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8909     [table_ setDelegate:self];
8910     [(UITableView *) table_ setDataSource:self];
8911     [self setView:table_];
8912
8913     NSArray *items = [NSArray arrayWithObjects:
8914         UCLocalize("USER"),
8915         UCLocalize("HACKER"),
8916         UCLocalize("DEVELOPER"),
8917     nil];
8918     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8919     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8920     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8921     [container_ addSubview:segment_];
8922 }
8923
8924 - (void) viewDidLoad {
8925     [super viewDidLoad];
8926
8927     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8928
8929     int index = -1;
8930     if ([Role_ isEqualToString:@"User"]) index = 0;
8931     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8932     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8933     if (index != -1) {
8934         [segment_ setSelectedSegmentIndex:index];
8935         [self showDoneButton];
8936     }
8937
8938     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8939     [self resizeSegmentedControl];
8940 }
8941
8942 - (void) releaseSubviews {
8943     table_ = nil;
8944     segment_ = nil;
8945     container_ = nil;
8946
8947     [super releaseSubviews];
8948 }
8949
8950 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8951     if ((self = [super init]) != nil) {
8952         database_ = database;
8953         roledelegate_ = delegate;
8954     } return self;
8955 }
8956
8957 - (void) resizeSegmentedControl {
8958     CGFloat width = [[self view] frame].size.width;
8959     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8960 }
8961
8962 - (void) viewWillAppear:(BOOL)animated {
8963     [super viewWillAppear:animated];
8964
8965     [self resizeSegmentedControl];
8966 }
8967
8968 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8969     [self resizeSegmentedControl];
8970 }
8971
8972 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8973     [self resizeSegmentedControl];
8974 }
8975
8976 - (void) save {
8977     NSString *role(nil);
8978
8979     switch ([segment_ selectedSegmentIndex]) {
8980         case 0: role = @"User"; break;
8981         case 1: role = @"Hacker"; break;
8982         case 2: role = @"Developer"; break;
8983
8984         _nodefault
8985     }
8986
8987     if (![role isEqualToString:Role_]) {
8988         bool rolling(Role_ == nil);
8989         Role_ = role;
8990
8991         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8992             Role_, @"Role",
8993         nil];
8994
8995         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8996         Changed_ = true;
8997
8998         if (rolling)
8999             [roledelegate_ loadData];
9000         else
9001             [roledelegate_ updateData];
9002     }
9003 }
9004
9005 - (void) segmentChanged:(UISegmentedControl *)control {
9006     [self showDoneButton];
9007 }
9008
9009 - (void) saveAndClose {
9010     [self save];
9011
9012     [[self navigationItem] setRightBarButtonItem:nil];
9013     [[self navigationController] dismissModalViewControllerAnimated:YES];
9014 }
9015
9016 - (void) doneButtonClicked {
9017     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
9018     [spinner startAnimating];
9019     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
9020     [[self navigationItem] setRightBarButtonItem:spinItem];
9021
9022     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
9023 }
9024
9025 - (void) showDoneButton {
9026     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
9027         initWithTitle:UCLocalize("DONE")
9028         style:UIBarButtonItemStyleDone
9029         target:self
9030         action:@selector(doneButtonClicked)
9031     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
9032 }
9033
9034 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
9035     // XXX: For not having a single cell in the table, this sure is a lot of sections.
9036     return 6;
9037 }
9038
9039 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
9040     return 0; // :(
9041 }
9042
9043 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
9044     return nil; // This method is required by the protocol.
9045 }
9046
9047 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
9048     if (section == 1)
9049         return UCLocalize("ROLE_EX");
9050     if (section == 4)
9051         return [NSString stringWithFormat:
9052             @"%@: %@\n%@: %@\n%@: %@",
9053             UCLocalize("USER"), UCLocalize("USER_EX"),
9054             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
9055             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
9056         ];
9057     else return nil;
9058 }
9059
9060 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
9061     return section == 3 ? 44.0f : 0;
9062 }
9063
9064 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
9065     return section == 3 ? container_ : nil;
9066 }
9067
9068 - (void) reloadData {
9069     [super reloadData];
9070
9071     [table_ reloadData];
9072 }
9073
9074 @end
9075 /* }}} */
9076 /* Stash Controller {{{ */
9077 @interface StashController : CyteViewController {
9078     _H<UIActivityIndicatorView> spinner_;
9079     _H<UILabel> status_;
9080     _H<UILabel> caption_;
9081 }
9082
9083 @end
9084
9085 @implementation StashController
9086
9087 - (void) loadView {
9088     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
9089     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
9090     [self setView:view];
9091
9092     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
9093
9094     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
9095     CGRect spinrect = [spinner_ frame];
9096     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
9097     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
9098     [spinner_ setFrame:spinrect];
9099     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
9100     [view addSubview:spinner_];
9101     [spinner_ startAnimating];
9102
9103     CGRect captrect;
9104     captrect.size.width = [[self view] frame].size.width;
9105     captrect.size.height = 40.0f;
9106     captrect.origin.x = 0;
9107     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
9108     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
9109     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
9110     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9111     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
9112     [caption_ setTextColor:[UIColor whiteColor]];
9113     [caption_ setBackgroundColor:[UIColor clearColor]];
9114     [caption_ setShadowColor:[UIColor blackColor]];
9115     [caption_ setTextAlignment:UITextAlignmentCenter];
9116     [view addSubview:caption_];
9117
9118     CGRect statusrect;
9119     statusrect.size.width = [[self view] frame].size.width;
9120     statusrect.size.height = 30.0f;
9121     statusrect.origin.x = 0;
9122     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
9123     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
9124     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9125     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
9126     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
9127     [status_ setTextColor:[UIColor whiteColor]];
9128     [status_ setBackgroundColor:[UIColor clearColor]];
9129     [status_ setShadowColor:[UIColor blackColor]];
9130     [status_ setTextAlignment:UITextAlignmentCenter];
9131     [view addSubview:status_];
9132 }
9133
9134 - (void) releaseSubviews {
9135     spinner_ = nil;
9136     status_ = nil;
9137     caption_ = nil;
9138
9139     [super releaseSubviews];
9140 }
9141
9142 @end
9143 /* }}} */
9144
9145 @interface CYURLCache : SDURLCache {
9146 }
9147
9148 @end
9149
9150 @implementation CYURLCache
9151
9152 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
9153 #if !ForRelease
9154     if (false);
9155     else if ([event isEqualToString:@"no-cache"])
9156         event = @"!!!";
9157     else if ([event isEqualToString:@"store"])
9158         event = @">>>";
9159     else if ([event isEqualToString:@"invalid"])
9160         event = @"???";
9161     else if ([event isEqualToString:@"memory"])
9162         event = @"mem";
9163     else if ([event isEqualToString:@"disk"])
9164         event = @"ssd";
9165     else if ([event isEqualToString:@"miss"])
9166         event = @"---";
9167
9168     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
9169 #endif
9170 }
9171
9172 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
9173     if (NSURLResponse *response = [cached response])
9174         if (NSString *mime = [response MIMEType])
9175             if ([mime isEqualToString:@"text/cache-manifest"]) {
9176                 NSURL *url([response URL]);
9177
9178 #if !ForRelease
9179                 NSLog(@"###: %@", [url absoluteString]);
9180 #endif
9181
9182                 @synchronized (HostConfig_) {
9183                     [CachedURLs_ addObject:url];
9184                 }
9185             }
9186
9187     [super storeCachedResponse:cached forRequest:request];
9188 }
9189
9190 @end
9191
9192 @interface Cydia : UIApplication <
9193     ConfirmationControllerDelegate,
9194     DatabaseDelegate,
9195     CydiaDelegate,
9196     UINavigationControllerDelegate,
9197     UITabBarControllerDelegate
9198 > {
9199     _H<UIWindow> window_;
9200     _H<CYTabBarController> tabbar_;
9201     _H<CydiaLoadingViewController> emulated_;
9202
9203     _H<NSMutableArray> essential_;
9204     _H<NSMutableArray> broken_;
9205
9206     Database *database_;
9207
9208     _H<NSURL> starturl_;
9209
9210     unsigned locked_;
9211     unsigned activity_;
9212
9213     _H<StashController> stash_;
9214
9215     bool loaded_;
9216 }
9217
9218 - (void) loadData;
9219
9220 @end
9221
9222 @implementation Cydia
9223
9224 - (void) beginUpdate {
9225     [tabbar_ beginUpdate];
9226 }
9227
9228 - (BOOL) updating {
9229     return [tabbar_ updating];
9230 }
9231
9232 - (void) _loaded {
9233     if ([broken_ count] != 0) {
9234         int count = [broken_ count];
9235
9236         UIAlertView *alert = [[[UIAlertView alloc]
9237             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9238             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9239             delegate:self
9240             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
9241             otherButtonTitles:
9242                 UCLocalize("TEMPORARY_IGNORE"),
9243             nil
9244         ] autorelease];
9245
9246         [alert setContext:@"fixhalf"];
9247         [alert setNumberOfRows:2];
9248         [alert show];
9249     } else if (!Ignored_ && [essential_ count] != 0) {
9250         int count = [essential_ count];
9251
9252         UIAlertView *alert = [[[UIAlertView alloc]
9253             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9254             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9255             delegate:self
9256             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9257             otherButtonTitles:
9258                 UCLocalize("UPGRADE_ESSENTIAL"),
9259                 UCLocalize("COMPLETE_UPGRADE"),
9260             nil
9261         ] autorelease];
9262
9263         [alert setContext:@"upgrade"];
9264         [alert show];
9265     }
9266 }
9267
9268 - (void) returnToCydia {
9269     [self _loaded];
9270 }
9271
9272 - (void) _saveConfig {
9273     @synchronized (database_) {
9274         _trace();
9275         MetaFile_.Sync();
9276         _trace();
9277     }
9278
9279     if (Changed_) {
9280         NSString *error(nil);
9281
9282         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9283             _trace();
9284             NSError *error(nil);
9285             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9286                 NSLog(@"failure to save metadata data: %@", error);
9287             _trace();
9288
9289             Changed_ = false;
9290         } else {
9291             NSLog(@"failure to serialize metadata: %@", error);
9292         }
9293     }
9294
9295     CydiaWriteSources();
9296 }
9297
9298 // Navigation controller for the queuing badge.
9299 - (UINavigationController *) queueNavigationController {
9300     NSArray *controllers = [tabbar_ viewControllers];
9301     return [controllers objectAtIndex:3];
9302 }
9303
9304 - (void) unloadData {
9305     [tabbar_ unloadData];
9306 }
9307
9308 - (void) _updateData {
9309     [self _saveConfig];
9310     [self unloadData];
9311
9312     UINavigationController *navigation = [self queueNavigationController];
9313
9314     id queuedelegate = nil;
9315     if ([[navigation viewControllers] count] > 0)
9316         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9317
9318     [queuedelegate queueStatusDidChange];
9319     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9320 }
9321
9322 - (void) _refreshIfPossible:(NSDate *)update {
9323     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9324
9325     bool recently = false;
9326     if (update != nil) {
9327         NSTimeInterval interval([update timeIntervalSinceNow]);
9328         if (interval <= 0 && interval > -(15*60))
9329             recently = true;
9330     }
9331
9332     // Don't automatic refresh if:
9333     //  - We already refreshed recently.
9334     //  - We already auto-refreshed this launch.
9335     //  - Auto-refresh is disabled.
9336     if (recently || loaded_ || ManualRefresh) {
9337         // If we are cancelling, we need to make sure it knows it's already loaded.
9338         loaded_ = true;
9339
9340         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9341     } else {
9342         // We are going to load, so remember that.
9343         loaded_ = true;
9344
9345         // If we can reach the server, auto-refresh!
9346         if (IsReachable("cydia.saurik.com"))
9347             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9348     }
9349
9350     [pool release];
9351 }
9352
9353 - (void) refreshIfPossible {
9354     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9355 }
9356
9357 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9358 @synchronized (self) {
9359     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9360     [hud setText:UCLocalize("RELOADING_DATA")];
9361
9362     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9363
9364     size_t changes(0);
9365
9366     [essential_ removeAllObjects];
9367     [broken_ removeAllObjects];
9368
9369     NSArray *packages([database_ packages]);
9370     for (Package *package in packages) {
9371         if ([package half])
9372             [broken_ addObject:package];
9373         if ([package upgradableAndEssential:NO]) {
9374             if ([package essential])
9375                 [essential_ addObject:package];
9376             ++changes;
9377         }
9378     }
9379
9380     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9381     if (changes != 0) {
9382         _trace();
9383         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9384         [changesItem setBadgeValue:badge];
9385         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9386         [self setApplicationIconBadgeNumber:changes];
9387     } else {
9388         _trace();
9389         [changesItem setBadgeValue:nil];
9390         [changesItem setAnimatedBadge:NO];
9391         [self setApplicationIconBadgeNumber:0];
9392     }
9393
9394     [self _updateData];
9395
9396     if (hud != nil)
9397         [self removeProgressHUD:hud];
9398 } }
9399
9400 - (void) updateData {
9401     [self _updateData];
9402 }
9403
9404 - (void) update_ {
9405     [database_ update];
9406     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9407 }
9408
9409 - (void) disemulate {
9410     if (emulated_ == nil)
9411         return;
9412
9413     [window_ addSubview:[tabbar_ view]];
9414     [[emulated_ view] removeFromSuperview];
9415     emulated_ = nil;
9416     [window_ setUserInteractionEnabled:YES];
9417 }
9418
9419 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9420     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9421     if (IsWildcat_)
9422         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9423
9424     UIViewController *parent;
9425     if (emulated_ == nil)
9426         parent = tabbar_;
9427     else if (!force)
9428         parent = emulated_;
9429     else {
9430         [self disemulate];
9431         parent = tabbar_;
9432     }
9433
9434     [parent presentModalViewController:navigation animated:YES];
9435 }
9436
9437 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9438     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9439
9440     if (navigation != nil)
9441         [navigation pushViewController:progress animated:YES];
9442     else
9443         [self presentModalViewController:progress force:YES];
9444
9445     [progress invoke:invocation withTitle:title];
9446     return progress;
9447 }
9448
9449 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9450     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9451 }
9452
9453 - (void) repairWithInvocation:(NSInvocation *)invocation {
9454     _trace();
9455     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9456     _trace();
9457 }
9458
9459 - (void) repairWithSelector:(SEL)selector {
9460     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9461 }
9462
9463 - (void) reloadData {
9464     [self reloadDataWithInvocation:nil];
9465     if ([database_ progressDelegate] == nil)
9466         [self _loaded];
9467 }
9468
9469 - (void) syncData {
9470     [self _saveConfig];
9471     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9472 }
9473
9474 - (void) addSource:(NSDictionary *) source {
9475     CydiaAddSource(source);
9476 }
9477
9478 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9479     CydiaAddSource(href, distribution, sections);
9480 }
9481
9482 - (void) addTrivialSource:(NSString *)href {
9483     CydiaAddSource(href, @"./");
9484 }
9485
9486 - (void) updateValues {
9487     Changed_ = true;
9488 }
9489
9490 - (void) resolve {
9491     pkgProblemResolver *resolver = [database_ resolver];
9492
9493     resolver->InstallProtect();
9494     if (!resolver->Resolve(true))
9495         _error->Discard();
9496 }
9497
9498 - (bool) perform {
9499     // XXX: this is a really crappy way of doing this.
9500     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9501     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9502     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9503     if ([tabbar_ updating])
9504         [tabbar_ cancelUpdate];
9505
9506     if (![database_ prepare])
9507         return false;
9508
9509     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9510     [page setDelegate:self];
9511     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9512
9513     if (IsWildcat_)
9514         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9515     [tabbar_ presentModalViewController:confirm_ animated:YES];
9516
9517     return true;
9518 }
9519
9520 - (void) queue {
9521     @synchronized (self) {
9522         [self perform];
9523     }
9524 }
9525
9526 - (void) clearPackage:(Package *)package {
9527     @synchronized (self) {
9528         [package clear];
9529         [self resolve];
9530         [self perform];
9531     }
9532 }
9533
9534 - (void) installPackages:(NSArray *)packages {
9535     @synchronized (self) {
9536         for (Package *package in packages)
9537             [package install];
9538         [self resolve];
9539         [self perform];
9540     }
9541 }
9542
9543 - (void) installPackage:(Package *)package {
9544     @synchronized (self) {
9545         [package install];
9546         [self resolve];
9547         [self perform];
9548     }
9549 }
9550
9551 - (void) removePackage:(Package *)package {
9552     @synchronized (self) {
9553         [package remove];
9554         [self resolve];
9555         [self perform];
9556     }
9557 }
9558
9559 - (void) distUpgrade {
9560     @synchronized (self) {
9561         if (![database_ upgrade])
9562             return;
9563         [self perform];
9564     }
9565 }
9566
9567 - (void) perform_ {
9568     [database_ perform];
9569     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9570 }
9571
9572 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9573     Queuing_ = false;
9574     ++locked_;
9575     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9576     --locked_;
9577     [self refreshIfPossible];
9578 }
9579
9580 - (void) showSettings {
9581     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9582 }
9583
9584 - (void) retainNetworkActivityIndicator {
9585     if (activity_++ == 0)
9586         [self setNetworkActivityIndicatorVisible:YES];
9587
9588 #if TraceLogging
9589     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9590 #endif
9591 }
9592
9593 - (void) releaseNetworkActivityIndicator {
9594     if (--activity_ == 0)
9595         [self setNetworkActivityIndicatorVisible:NO];
9596
9597 #if TraceLogging
9598     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9599 #endif
9600
9601 }
9602
9603 - (void) cancelAndClear:(bool)clear {
9604     @synchronized (self) {
9605         if (clear) {
9606             [database_ clear];
9607             Queuing_ = false;
9608         } else {
9609             Queuing_ = true;
9610         }
9611
9612         [self _updateData];
9613     }
9614 }
9615
9616 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9617     NSString *context([alert context]);
9618
9619     if ([context isEqualToString:@"conffile"]) {
9620         FILE *input = [database_ input];
9621         if (button == [alert cancelButtonIndex])
9622             fprintf(input, "N\n");
9623         else if (button == [alert firstOtherButtonIndex])
9624             fprintf(input, "Y\n");
9625         fflush(input);
9626
9627         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9628     } else if ([context isEqualToString:@"fixhalf"]) {
9629         if (button == [alert cancelButtonIndex]) {
9630             @synchronized (self) {
9631                 for (Package *broken in (id) broken_) {
9632                     [broken remove];
9633
9634                     NSString *id = [broken id];
9635                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9636                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9637                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9638                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9639                 }
9640
9641                 [self resolve];
9642                 [self perform];
9643             }
9644         } else if (button == [alert firstOtherButtonIndex]) {
9645             [broken_ removeAllObjects];
9646             [self _loaded];
9647         }
9648
9649         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9650     } else if ([context isEqualToString:@"upgrade"]) {
9651         if (button == [alert firstOtherButtonIndex]) {
9652             @synchronized (self) {
9653                 for (Package *essential in (id) essential_)
9654                     [essential install];
9655
9656                 [self resolve];
9657                 [self perform];
9658             }
9659         } else if (button == [alert firstOtherButtonIndex] + 1) {
9660             [self distUpgrade];
9661         } else if (button == [alert cancelButtonIndex]) {
9662             Ignored_ = YES;
9663         }
9664
9665         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9666     }
9667 }
9668
9669 - (void) system:(NSString *)command {
9670     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9671
9672     _trace();
9673     system([command UTF8String]);
9674     _trace();
9675
9676     [pool release];
9677 }
9678
9679 - (void) applicationWillSuspend {
9680     [database_ clean];
9681     [super applicationWillSuspend];
9682 }
9683
9684 - (BOOL) isSafeToSuspend {
9685     if (locked_ != 0) {
9686 #if !ForRelease
9687         NSLog(@"isSafeToSuspend: locked_ != 0");
9688 #endif
9689         return false;
9690     }
9691
9692     // Use external process status API internally.
9693     // This is probably a really bad idea.
9694     // XXX: what is the point of this? does this solve anything at all?
9695     uint64_t status = 0;
9696     int notify_token;
9697     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9698         notify_get_state(notify_token, &status);
9699         notify_cancel(notify_token);
9700     }
9701
9702     if (status != 0) {
9703 #if !ForRelease
9704         NSLog(@"isSafeToSuspend: status != 0");
9705 #endif
9706         return false;
9707     }
9708
9709 #if !ForRelease
9710     NSLog(@"isSafeToSuspend: -> true");
9711 #endif
9712     return true;
9713 }
9714
9715 - (void) applicationSuspend:(__GSEvent *)event {
9716     if ([self isSafeToSuspend])
9717         [super applicationSuspend:event];
9718 }
9719
9720 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9721     if ([self isSafeToSuspend])
9722         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9723 }
9724
9725 - (void) _setSuspended:(BOOL)value {
9726     if ([self isSafeToSuspend])
9727         [super _setSuspended:value];
9728 }
9729
9730 - (UIProgressHUD *) addProgressHUD {
9731     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9732     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9733
9734     [window_ setUserInteractionEnabled:NO];
9735
9736     UIViewController *target(tabbar_);
9737     if (UIViewController *modal = [target modalViewController])
9738         target = modal;
9739
9740     [hud showInView:[target view]];
9741
9742     ++locked_;
9743     return hud;
9744 }
9745
9746 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9747     --locked_;
9748     [hud hide];
9749     [hud removeFromSuperview];
9750     [window_ setUserInteractionEnabled:YES];
9751 }
9752
9753 - (CyteViewController *) pageForPackage:(NSString *)name {
9754     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9755 }
9756
9757 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9758     NSString *scheme([[url scheme] lowercaseString]);
9759     if ([[url absoluteString] length] <= [scheme length] + 3)
9760         return nil;
9761     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9762     NSArray *components([path componentsSeparatedByString:@"/"]);
9763
9764     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9765         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1]]);
9766         if (controller != nil)
9767             [controller setDelegate:self];
9768         return controller;
9769     }
9770
9771     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9772         return nil;
9773
9774     NSString *base([components objectAtIndex:0]);
9775
9776     CyteViewController *controller = nil;
9777
9778     if ([base isEqualToString:@"url"]) {
9779         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9780         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9781         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9782     } else if (!external && [components count] == 1) {
9783         if ([base isEqualToString:@"manage"]) {
9784             controller = [[[ManageController alloc] init] autorelease];
9785         }
9786
9787         if ([base isEqualToString:@"storage"]) {
9788             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9789         }
9790
9791         if ([base isEqualToString:@"sources"]) {
9792             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9793         }
9794
9795         if ([base isEqualToString:@"home"]) {
9796             controller = [[[HomeController alloc] init] autorelease];
9797         }
9798
9799         if ([base isEqualToString:@"sections"]) {
9800             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9801         }
9802
9803         if ([base isEqualToString:@"search"]) {
9804             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9805         }
9806
9807         if ([base isEqualToString:@"changes"]) {
9808             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9809         }
9810
9811         if ([base isEqualToString:@"installed"]) {
9812             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9813         }
9814     } else if ([components count] == 2) {
9815         NSString *argument = [components objectAtIndex:1];
9816
9817         if ([base isEqualToString:@"package"]) {
9818             controller = [self pageForPackage:argument];
9819         }
9820
9821         if (!external && [base isEqualToString:@"search"]) {
9822             controller = [[[SearchController alloc] initWithDatabase:database_ query:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9823         }
9824
9825         if (!external && [base isEqualToString:@"sections"]) {
9826             if ([argument isEqualToString:@"all"])
9827                 argument = nil;
9828             controller = [[[SectionController alloc] initWithDatabase:database_ section:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9829         }
9830
9831         if (!external && [base isEqualToString:@"sources"]) {
9832             if ([argument isEqualToString:@"add"]) {
9833                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9834                 [(SourcesController *)controller showAddSourcePrompt];
9835             } else {
9836                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9837                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9838             }
9839         }
9840
9841         if (!external && [base isEqualToString:@"launch"]) {
9842             [self launchApplicationWithIdentifier:argument suspended:NO];
9843             return nil;
9844         }
9845     } else if (!external && [components count] == 3) {
9846         NSString *arg1 = [components objectAtIndex:1];
9847         NSString *arg2 = [components objectAtIndex:2];
9848
9849         if ([base isEqualToString:@"package"]) {
9850             if ([arg2 isEqualToString:@"settings"]) {
9851                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9852             } else if ([arg2 isEqualToString:@"files"]) {
9853                 if (Package *package = [database_ packageWithName:arg1]) {
9854                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9855                     [(FileTable *)controller setPackage:package];
9856                 }
9857             }
9858         }
9859     }
9860
9861     [controller setDelegate:self];
9862     return controller;
9863 }
9864
9865 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9866     CyteViewController *page([self pageForURL:url forExternal:external]);
9867
9868     if (page != nil)
9869         [tabbar_ setUnselectedViewController:page];
9870
9871     return page != nil;
9872 }
9873
9874 - (void) applicationOpenURL:(NSURL *)url {
9875     [super applicationOpenURL:url];
9876
9877     if (!loaded_)
9878         starturl_ = url;
9879     else
9880         [self openCydiaURL:url forExternal:YES];
9881 }
9882
9883 - (void) applicationWillResignActive:(UIApplication *)application {
9884     // Stop refreshing if you get a phone call or lock the device.
9885     if ([tabbar_ updating])
9886         [tabbar_ cancelUpdate];
9887
9888     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9889         [super applicationWillResignActive:application];
9890 }
9891
9892 - (void) saveState {
9893     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9894     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9895     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9896     Changed_ = true;
9897
9898     [self _saveConfig];
9899 }
9900
9901 - (void) applicationWillTerminate:(UIApplication *)application {
9902     [self saveState];
9903 }
9904
9905 - (void) setConfigurationData:(NSString *)data {
9906     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9907
9908     if (!conffile_r(data)) {
9909         lprintf("E:invalid conffile\n");
9910         return;
9911     }
9912
9913     NSString *ofile = conffile_r[1];
9914     //NSString *nfile = conffile_r[2];
9915
9916     UIAlertView *alert = [[[UIAlertView alloc]
9917         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9918         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9919         delegate:self
9920         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9921         otherButtonTitles:
9922             UCLocalize("ACCEPT_NEW_COPY"),
9923             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9924         nil
9925     ] autorelease];
9926
9927     [alert setContext:@"conffile"];
9928     [alert setNumberOfRows:2];
9929     [alert show];
9930 }
9931
9932 - (void) addStashController {
9933     ++locked_;
9934     stash_ = [[[StashController alloc] init] autorelease];
9935     [window_ addSubview:[stash_ view]];
9936 }
9937
9938 - (void) removeStashController {
9939     [[stash_ view] removeFromSuperview];
9940     stash_ = nil;
9941     --locked_;
9942 }
9943
9944 - (void) stash {
9945     [self setIdleTimerDisabled:YES];
9946
9947     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9948     UpdateExternalStatus(1);
9949     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9950     UpdateExternalStatus(0);
9951
9952     [self removeStashController];
9953
9954     pid_t pid(ExecFork());
9955     if (pid == 0) {
9956         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9957         perror("launchctl stop");
9958         exit(0);
9959     }
9960
9961     ReapZombie(pid);
9962 }
9963
9964 - (void) setupViewControllers {
9965     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9966
9967     NSMutableArray *items([NSMutableArray arrayWithObjects:
9968         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9969         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9970         [[[UITabBarItem alloc] initWithTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES")) image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9971         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9972     nil]);
9973
9974     if (IsWildcat_) {
9975         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9976         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9977     } else {
9978         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9979     }
9980
9981     NSMutableArray *controllers([NSMutableArray array]);
9982     for (UITabBarItem *item in items) {
9983         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9984         [controller setTabBarItem:item];
9985         [controllers addObject:controller];
9986     }
9987     [tabbar_ setViewControllers:controllers];
9988
9989     [tabbar_ setUpdateDelegate:self];
9990 }
9991
9992 - (void) _sendMemoryWarningNotification {
9993     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9994         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9995     else
9996         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9997 }
9998
9999 - (void) _sendMemoryWarningNotifications {
10000     while (true) {
10001         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
10002         sleep(2);
10003         //usleep(2000000);
10004     }
10005 }
10006
10007 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
10008     NSLog(@"--");
10009     [[NSURLCache sharedURLCache] removeAllCachedResponses];
10010 }
10011
10012 - (void) applicationDidFinishLaunching:(id)unused {
10013     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
10014
10015 _trace();
10016     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
10017         [self setApplicationSupportsShakeToEdit:NO];
10018
10019     @synchronized (HostConfig_) {
10020         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
10021     }
10022
10023     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
10024         initWithMemoryCapacity:524288
10025         diskCapacity:10485760
10026         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
10027     ] autorelease]];
10028
10029     [CydiaWebViewController _initialize];
10030
10031     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
10032
10033     // this would disallow http{,s} URLs from accessing this data
10034     //[WebView registerURLSchemeAsLocal:@"cydia"];
10035
10036     Font12_ = [UIFont systemFontOfSize:12];
10037     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
10038     Font14_ = [UIFont systemFontOfSize:14];
10039     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
10040     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
10041
10042     essential_ = [NSMutableArray arrayWithCapacity:4];
10043     broken_ = [NSMutableArray arrayWithCapacity:4];
10044
10045     // XXX: I really need this thing... like, seriously... I'm sorry
10046     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
10047
10048     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
10049     [window_ orderFront:self];
10050     [window_ makeKey:self];
10051     [window_ setHidden:NO];
10052
10053     if (
10054         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
10055         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
10056         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
10057         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
10058         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
10059         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
10060         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
10061         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
10062         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
10063         false
10064     ) {
10065         [self addStashController];
10066         // XXX: this would be much cleaner as a yieldToSelector:
10067         // that way the removeStashController could happen right here inline
10068         // we also could no longer require the useless stash_ field anymore
10069         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
10070         return;
10071     }
10072
10073     database_ = [Database sharedInstance];
10074     [database_ setDelegate:self];
10075
10076     [window_ setUserInteractionEnabled:NO];
10077     [self setupViewControllers];
10078
10079     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
10080     [window_ addSubview:[emulated_ view]];
10081
10082     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
10083 _trace();
10084 }
10085
10086 - (NSArray *) defaultStartPages {
10087     NSMutableArray *standard = [NSMutableArray array];
10088     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
10089     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
10090     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
10091     if (!IsWildcat_) {
10092         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
10093     } else {
10094         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
10095         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
10096     }
10097     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
10098     return standard;
10099 }
10100
10101 - (void) loadData {
10102 _trace();
10103     if (Role_ == nil) {
10104         [window_ setUserInteractionEnabled:YES];
10105         [self showSettings];
10106         return;
10107     } else {
10108         if ([emulated_ modalViewController] != nil)
10109             [emulated_ dismissModalViewControllerAnimated:YES];
10110         [window_ setUserInteractionEnabled:NO];
10111     }
10112
10113     [self reloadDataWithInvocation:nil];
10114     [self refreshIfPossible];
10115     PrintTimes();
10116
10117     [self disemulate];
10118
10119     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
10120     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
10121     int standardIndex = 0;
10122     NSArray *standard = [self defaultStartPages];
10123
10124     BOOL valid = YES;
10125
10126     if (saved == nil)
10127         valid = NO;
10128
10129     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
10130     if (valid && closed != nil) {
10131         NSTimeInterval interval([closed timeIntervalSinceNow]);
10132         // XXX: Is 30 minutes the optimal time here?
10133         if (interval <= -(30*60))
10134             valid = NO;
10135     }
10136
10137     if (valid && [saved count] != [standard count])
10138         valid = NO;
10139
10140     if (valid) {
10141         for (unsigned int i = 0; i < [standard count]; i++) {
10142             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10143             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10144             //      but it's good enough for now.
10145             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10146                 valid = NO;
10147                 break;
10148             }
10149         }
10150     }
10151
10152     NSArray *items = nil;
10153     if (valid) {
10154         [tabbar_ setSelectedIndex:savedIndex];
10155         items = saved;
10156     } else {
10157         [tabbar_ setSelectedIndex:standardIndex];
10158         items = standard;
10159     }
10160
10161     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10162         NSArray *stack = [items objectAtIndex:tab];
10163         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10164         NSMutableArray *current = [NSMutableArray array];
10165
10166         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10167             NSString *addr = [stack objectAtIndex:nav];
10168             NSURL *url = [NSURL URLWithString:addr];
10169             CyteViewController *page = [self pageForURL:url forExternal:NO];
10170             if (page != nil)
10171                 [current addObject:page];
10172         }
10173
10174         [navigation setViewControllers:current];
10175     }
10176
10177     // (Try to) show the startup URL.
10178     if (starturl_ != nil) {
10179         [self openCydiaURL:starturl_ forExternal:NO];
10180         starturl_ = nil;
10181     }
10182 }
10183
10184 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10185     if (item != nil && IsWildcat_) {
10186         [sheet showFromBarButtonItem:item animated:YES];
10187     } else {
10188         [sheet showInView:window_];
10189     }
10190 }
10191
10192 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10193     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10194     [progress setTitle:task];
10195     [progress addProgressEvent:event];
10196 }
10197
10198 - (void) addProgressEventForTask:(NSArray *)data {
10199     CydiaProgressEvent *event([data objectAtIndex:0]);
10200     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10201     [self addProgressEvent:event forTask:task];
10202 }
10203
10204 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10205     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10206 }
10207
10208 @end
10209
10210 /*IMP alloc_;
10211 id Alloc_(id self, SEL selector) {
10212     id object = alloc_(self, selector);
10213     lprintf("[%s]A-%p\n", self->isa->name, object);
10214     return object;
10215 }*/
10216
10217 /*IMP dealloc_;
10218 id Dealloc_(id self, SEL selector) {
10219     id object = dealloc_(self, selector);
10220     lprintf("[%s]D-%p\n", self->isa->name, object);
10221     return object;
10222 }*/
10223
10224 Class $WebDefaultUIKitDelegate;
10225
10226 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
10227     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
10228         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
10229     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
10230 }
10231
10232 static NSSet *MobilizedFiles_;
10233
10234 static NSURL *MobilizeURL(NSURL *url) {
10235     NSString *path([url path]);
10236     if ([path hasPrefix:@"/var/root/"]) {
10237         NSString *file([path substringFromIndex:10]);
10238         if ([MobilizedFiles_ containsObject:file])
10239             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
10240     }
10241
10242     return url;
10243 }
10244
10245 Class $CFXPreferencesPropertyListSource;
10246 @class CFXPreferencesPropertyListSource;
10247
10248 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10249     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10250     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10251     url = MobilizeURL(url);
10252     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10253     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10254     url = old;
10255     [pool release];
10256     return value;
10257 }
10258
10259 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10260     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10261     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10262     url = MobilizeURL(url);
10263     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10264     //NSLog(@"%@ %@", [url absoluteString], value);
10265     url = old;
10266     [pool release];
10267     return value;
10268 }
10269
10270 Class $NSURLConnection;
10271
10272 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10273     NSMutableURLRequest *copy([request mutableCopy]);
10274
10275     NSURL *url([copy URL]);
10276
10277     NSString *host([url host]);
10278     NSString *scheme([[url scheme] lowercaseString]);
10279
10280     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10281
10282     @synchronized (HostConfig_) {
10283         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10284             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10285                 [copy setHTTPShouldUsePipelining:YES];
10286
10287         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10288             if ([control isEqualToString:@"max-age=0"])
10289                 if ([CachedURLs_ containsObject:url]) {
10290 #if !ForRelease
10291                     NSLog(@"~~~: %@", url);
10292 #endif
10293
10294                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10295
10296                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10297                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10298                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10299                 }
10300     }
10301
10302     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10303     } return self;
10304 }
10305
10306 int main(int argc, char *argv[]) {
10307     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10308
10309     _trace();
10310
10311     UpdateExternalStatus(0);
10312
10313     if (Class $UIDevice = objc_getClass("UIDevice")) {
10314         UIDevice *device([$UIDevice currentDevice]);
10315         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10316     } else
10317         IsWildcat_ = false;
10318
10319     UIScreen *screen([UIScreen mainScreen]);
10320     if ([screen respondsToSelector:@selector(scale)])
10321         ScreenScale_ = [screen scale];
10322     else
10323         ScreenScale_ = 1;
10324
10325     UIDevice *device([UIDevice currentDevice]);
10326     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10327         Idiom_ = @"iphone";
10328     else {
10329         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10330         if (idiom == UIUserInterfaceIdiomPhone)
10331             Idiom_ = @"iphone";
10332         else if (idiom == UIUserInterfaceIdiomPad)
10333             Idiom_ = @"ipad";
10334         else
10335             NSLog(@"unknown UIUserInterfaceIdiom!");
10336     }
10337
10338     Pcre pattern("^([0-9]+\\.[0-9]+)");
10339
10340     if (pattern([device systemVersion]))
10341         Firmware_ = pattern[1];
10342     if (pattern(Cydia_))
10343         Major_ = pattern[1];
10344
10345     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10346
10347     HostConfig_ = [[[NSObject alloc] init] autorelease];
10348     @synchronized (HostConfig_) {
10349         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10350         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10351         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10352         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10353         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10354     }
10355
10356     NSString *ui(@"ui/ios");
10357     if (Idiom_ != nil)
10358         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10359     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10360     UI_ = CydiaURL(ui);
10361
10362     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10363
10364     MobilizedFiles_ = [NSMutableSet setWithObjects:
10365         @"Library/Preferences/com.apple.Accessibility.plist",
10366         @"Library/Preferences/com.apple.preferences.sounds.plist",
10367     nil];
10368
10369     /* Library Hacks {{{ */
10370     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10371
10372     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10373
10374     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10375     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10376         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10377         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10378     }
10379
10380     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10381     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10382         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10383         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10384     }
10385
10386     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10387     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10388     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10389         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10390         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10391     }
10392
10393     $NSURLConnection = objc_getClass("NSURLConnection");
10394     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10395     if (NSURLConnection$init$ != NULL) {
10396         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10397         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10398     }
10399     /* }}} */
10400     /* Set Locale {{{ */
10401     Locale_ = CFLocaleCopyCurrent();
10402     Languages_ = [NSLocale preferredLanguages];
10403
10404     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10405     //NSLog(@"%@", [Languages_ description]);
10406
10407     const char *lang;
10408     if (Locale_ != NULL)
10409         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10410     else if (Languages_ != nil && [Languages_ count] != 0)
10411         lang = [[Languages_ objectAtIndex:0] UTF8String];
10412     else
10413         // XXX: consider just setting to C and then falling through?
10414         lang = NULL;
10415
10416     if (lang != NULL) {
10417         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10418         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10419     }
10420
10421     NSLog(@"Setting Language: %s", lang);
10422
10423     if (lang != NULL) {
10424         setenv("LANG", lang, true);
10425         std::setlocale(LC_ALL, lang);
10426     }
10427     /* }}} */
10428
10429     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10430
10431     /* Parse Arguments {{{ */
10432     bool substrate(false);
10433
10434     if (argc != 0) {
10435         char **args(argv);
10436         int arge(1);
10437
10438         for (int argi(1); argi != argc; ++argi)
10439             if (strcmp(argv[argi], "--") == 0) {
10440                 arge = argi;
10441                 argv[argi] = argv[0];
10442                 argv += argi;
10443                 argc -= argi;
10444                 break;
10445             }
10446
10447         for (int argi(1); argi != arge; ++argi)
10448             if (strcmp(args[argi], "--substrate") == 0)
10449                 substrate = true;
10450             else
10451                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10452     }
10453     /* }}} */
10454
10455     App_ = [[NSBundle mainBundle] bundlePath];
10456     Advanced_ = YES;
10457
10458     setuid(0);
10459     setgid(0);
10460
10461     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10462     alloc_ = alloc->method_imp;
10463     alloc->method_imp = (IMP) &Alloc_;*/
10464
10465     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10466     dealloc_ = dealloc->method_imp;
10467     dealloc->method_imp = (IMP) &Dealloc_;*/
10468
10469     /* System Information {{{ */
10470     size_t size;
10471
10472     int maxproc;
10473     size = sizeof(maxproc);
10474     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10475         perror("sysctlbyname(\"kern.maxproc\", ?)");
10476     else if (maxproc < 64) {
10477         maxproc = 64;
10478         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10479             perror("sysctlbyname(\"kern.maxproc\", #)");
10480     }
10481
10482     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10483     char *osversion = new char[size];
10484     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10485         perror("sysctlbyname(\"kern.osversion\", ?)");
10486     else
10487         System_ = [NSString stringWithUTF8String:osversion];
10488
10489     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10490     char *machine = new char[size];
10491     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10492         perror("sysctlbyname(\"hw.machine\", ?)");
10493     else
10494         Machine_ = machine;
10495
10496     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10497     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10498     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10499
10500     UniqueID_ = [device uniqueIdentifier];
10501
10502     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10503         Product_ = [info objectForKey:@"SafariProductVersion"];
10504         Safari_ = [info objectForKey:@"CFBundleVersion"];
10505     }
10506
10507     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10508
10509     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10510         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10511     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10512         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10513     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10514         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10515
10516     UserAgent_ = agent;
10517     /* }}} */
10518     /* Load Database {{{ */
10519     _trace();
10520     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10521     _trace();
10522     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10523
10524     if (Metadata_ == NULL)
10525         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10526     else {
10527         Settings_ = [Metadata_ objectForKey:@"Settings"];
10528
10529         Packages_ = [Metadata_ objectForKey:@"Packages"];
10530
10531         Values_ = [Metadata_ objectForKey:@"Values"];
10532         Sections_ = [Metadata_ objectForKey:@"Sections"];
10533         Sources_ = [Metadata_ objectForKey:@"Sources"];
10534
10535         Token_ = [Metadata_ objectForKey:@"Token"];
10536
10537         Version_ = [Metadata_ objectForKey:@"Version"];
10538     }
10539
10540     if (Settings_ != nil)
10541         Role_ = [Settings_ objectForKey:@"Role"];
10542
10543     if (Values_ == nil) {
10544         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10545         [Metadata_ setObject:Values_ forKey:@"Values"];
10546     }
10547
10548     if (Sections_ == nil) {
10549         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10550         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10551     }
10552
10553     if (Sources_ == nil) {
10554         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10555         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10556     }
10557
10558     if (Version_ == nil) {
10559         Version_ = [NSNumber numberWithUnsignedInt:0];
10560         [Metadata_ setObject:Version_ forKey:@"Version"];
10561     }
10562
10563     if ([Version_ unsignedIntValue] == 0) {
10564         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10565         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10566         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10567         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10568
10569         Version_ = [NSNumber numberWithUnsignedInt:1];
10570         [Metadata_ setObject:Version_ forKey:@"Version"];
10571
10572         [Metadata_ removeObjectForKey:@"LastUpdate"];
10573
10574         Changed_ = true;
10575     }
10576     /* }}} */
10577
10578     CydiaWriteSources();
10579
10580     _trace();
10581     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10582     _trace();
10583
10584     if (Packages_ != nil) {
10585         bool fail(false);
10586         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10587         _trace();
10588
10589         if (!fail) {
10590             [Metadata_ removeObjectForKey:@"Packages"];
10591             Packages_ = nil;
10592             Changed_ = true;
10593         }
10594     }
10595
10596     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10597
10598 #define MobileSubstrate_(name) \
10599     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10600         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10601         if (handle == NULL) \
10602             NSLog(@"%s", dlerror()); \
10603     }
10604
10605     MobileSubstrate_(Activator)
10606     MobileSubstrate_(libstatusbar)
10607     MobileSubstrate_(SimulatedKeyEvents)
10608     MobileSubstrate_(WinterBoard)
10609
10610     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10611         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10612
10613     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10614
10615     if (access("/User", F_OK) != 0 || version != 5) {
10616         _trace();
10617         system("/usr/libexec/cydia/firmware.sh");
10618         _trace();
10619     }
10620
10621     _assert([[NSFileManager defaultManager]
10622         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10623         withIntermediateDirectories:YES
10624         attributes:nil
10625         error:NULL
10626     ]);
10627
10628     if (access("/tmp/cydia.chk", F_OK) == 0) {
10629         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10630             _assert(errno == ENOENT);
10631         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10632             _assert(errno == ENOENT);
10633     }
10634
10635     /* APT Initialization {{{ */
10636     _assert(pkgInitConfig(*_config));
10637     _assert(pkgInitSystem(*_config, _system));
10638
10639     if (lang != NULL)
10640         _config->Set("APT::Acquire::Translation", lang);
10641
10642     // XXX: this timeout might be important :(
10643     //_config->Set("Acquire::http::Timeout", 15);
10644
10645     _config->Set("Acquire::http::MaxParallel", 3);
10646     /* }}} */
10647     /* Color Choices {{{ */
10648     space_ = CGColorSpaceCreateDeviceRGB();
10649
10650     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10651     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10652     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10653     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10654     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10655     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10656     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10657     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10658     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10659
10660     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10661     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10662     /* }}}*/
10663     /* UIKit Configuration {{{ */
10664     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10665     if ($GSFontSetUseLegacyFontMetrics != NULL)
10666         $GSFontSetUseLegacyFontMetrics(YES);
10667
10668     // XXX: I have a feeling this was important
10669     //UIKeyboardDisableAutomaticAppearance();
10670     /* }}} */
10671
10672     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, "GSSystemHasCapability"));
10673     ShowPromoted_ = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10674
10675     Colon_ = UCLocalize("COLON_DELIMITED");
10676     Elision_ = UCLocalize("ELISION");
10677     Error_ = UCLocalize("ERROR");
10678     Warning_ = UCLocalize("WARNING");
10679
10680 #if !ForRelease
10681     AprilFools_ = true;
10682 #else
10683     CFGregorianDate date(CFAbsoluteTimeGetGregorianDate(CFAbsoluteTimeGetCurrent(), CFTimeZoneCopySystem()));
10684     AprilFools_ = date.month == 4 && date.day == 1;
10685 #endif
10686
10687     _trace();
10688     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10689
10690     CGColorSpaceRelease(space_);
10691     CFRelease(Locale_);
10692
10693     [pool release];
10694     return value;
10695 }