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 int PulseInterval_ = 500000;
 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) _saveConfig;
 883 - (void) syncData;
 884 - (void) addSource:(NSDictionary *)source;
 885 - (void) addTrivialSource:(NSString *)href;
 886 - (void) showSettings;
 887 - (UIProgressHUD *) addProgressHUD;
 888 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 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 @synchronized (self) {
3690     // XXX: I don't remember this condition
3691     if (lock_ != NULL)
3692         return false;
3693
3694     FileFd Lock;
3695     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3696
3697     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3698
3699     if ([self popErrorWithTitle:title])
3700         return false;
3701
3702     pkgAcquire fetcher;
3703     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3704
3705     CydiaLogCleaner cleaner;
3706     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3707         return false;
3708
3709     return true;
3710 } }
3711
3712 - (bool) prepare {
3713     fetcher_->Shutdown();
3714
3715     pkgRecords records(cache_);
3716
3717     lock_ = new FileFd();
3718     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3719
3720     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3721
3722     if ([self popErrorWithTitle:title])
3723         return false;
3724
3725     pkgSourceList list;
3726     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3727         return false;
3728
3729     manager_ = (_system->CreatePM(cache_));
3730     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3731         return false;
3732
3733     return true;
3734 }
3735
3736 - (void) perform {
3737     bool substrate(RestartSubstrate_);
3738     RestartSubstrate_ = false;
3739
3740     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3741
3742     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3743         pkgSourceList list;
3744         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3745             return;
3746         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3747             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3748     }
3749
3750     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3751
3752     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3753         _trace();
3754         [self popErrorWithTitle:title];
3755         return;
3756     }
3757
3758     bool failed = false;
3759     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3760         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3761             continue;
3762         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3763             continue;
3764
3765         std::string uri = (*item)->DescURI();
3766         std::string error = (*item)->ErrorText;
3767
3768         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3769         failed = true;
3770
3771         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
3772         [delegate_ addProgressEventOnMainThread:event forTask:title];
3773     }
3774
3775     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3776
3777     if (failed) {
3778         _trace();
3779         return;
3780     }
3781
3782     if (substrate)
3783         RestartSubstrate_ = true;
3784
3785     _system->UnLock();
3786     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3787     if ([self popErrorWithTitle:title])
3788         return;
3789
3790     if (result == pkgPackageManager::Failed) {
3791         _trace();
3792         return;
3793     }
3794
3795     if (result != pkgPackageManager::Completed) {
3796         _trace();
3797         return;
3798     }
3799
3800     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3801         pkgSourceList list;
3802         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3803             return;
3804         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3805             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3806     }
3807
3808     if (![before isEqualToArray:after])
3809         [self update];
3810 }
3811
3812 - (bool) upgrade {
3813     NSString *title(UCLocalize("UPGRADE"));
3814     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3815         return false;
3816     return true;
3817 }
3818
3819 - (void) update {
3820     [self updateWithStatus:status_];
3821 }
3822
3823 - (void) updateWithStatus:(Status &)status {
3824     NSString *title(UCLocalize("REFRESHING_DATA"));
3825
3826     pkgSourceList list;
3827     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3828         return;
3829
3830     FileFd lock;
3831     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3832     if ([self popErrorWithTitle:title])
3833         return;
3834
3835     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3836
3837     bool success(ListUpdate(status, list, PulseInterval_));
3838     if (status.WasCancelled())
3839         _error->Discard();
3840     else {
3841         [self popErrorWithTitle:title forOperation:success];
3842         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3843         Changed_ = true;
3844     }
3845
3846     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3847 }
3848
3849 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3850     delegate_ = delegate;
3851 }
3852
3853 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3854     progress_ = delegate;
3855     status_.setDelegate(delegate);
3856 }
3857
3858 - (NSObject<ProgressDelegate> *) progressDelegate {
3859     return progress_;
3860 }
3861
3862 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3863     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3864     return i == sourceMap_.end() ? nil : i->second;
3865 }
3866
3867 - (NSString *) mappedSectionForPointer:(const char *)section {
3868     _H<NSString> *mapped;
3869
3870     _profile(Database$mappedSectionForPointer$Cache)
3871         mapped = &sections_[section];
3872     _end
3873
3874     if (*mapped == NULL) {
3875         size_t length(strlen(section));
3876         char spaced[length + 1];
3877
3878         _profile(Database$mappedSectionForPointer$Replace)
3879             for (size_t index(0); index != length; ++index)
3880                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3881             spaced[length] = '\0';
3882         _end
3883
3884         NSString *string;
3885
3886         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3887             string = [NSString stringWithUTF8String:spaced];
3888         _end
3889
3890         _profile(Database$mappedSectionForPointer$Map)
3891             string = [SectionMap_ objectForKey:string] ?: string;
3892         _end
3893
3894         *mapped = string;
3895     } return *mapped;
3896 }
3897
3898 @end
3899 /* }}} */
3900
3901 static _H<NSMutableSet> Diversions_;
3902
3903 @interface Diversion : NSObject {
3904     Pcre pattern_;
3905     _H<NSString> key_;
3906     _H<NSString> format_;
3907 }
3908
3909 @end
3910
3911 @implementation Diversion
3912
3913 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3914     if ((self = [super init]) != nil) {
3915         pattern_ = [from UTF8String];
3916         key_ = from;
3917         format_ = to;
3918     } return self;
3919 }
3920
3921 - (NSString *) divert:(NSString *)url {
3922     return !pattern_(url) ? nil : pattern_->*format_;
3923 }
3924
3925 + (NSURL *) divertURL:(NSURL *)url {
3926   divert:
3927     NSString *href([url absoluteString]);
3928
3929     for (Diversion *diversion in (id) Diversions_)
3930         if (NSString *diverted = [diversion divert:href]) {
3931 #if !ForRelease
3932             NSLog(@"div: %@", diverted);
3933 #endif
3934             url = [NSURL URLWithString:diverted];
3935             goto divert;
3936         }
3937
3938     return url;
3939 }
3940
3941 - (NSString *) key {
3942     return key_;
3943 }
3944
3945 - (NSUInteger) hash {
3946     return [key_ hash];
3947 }
3948
3949 - (BOOL) isEqual:(Diversion *)object {
3950     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3951 }
3952
3953 @end
3954
3955 @interface CydiaObject : NSObject {
3956     _H<IndirectDelegate> indirect_;
3957     _transient id delegate_;
3958 }
3959
3960 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3961
3962 @end
3963
3964 @class CydiaObject;
3965
3966 @interface CydiaWebViewController : CyteWebViewController {
3967     _H<CydiaObject> cydia_;
3968 }
3969
3970 + (void) addDiversion:(Diversion *)diversion;
3971 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
3972 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
3973 - (void) setDelegate:(id)delegate;
3974
3975 @end
3976
3977 /* Web Scripting {{{ */
3978 @implementation CydiaObject
3979
3980 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3981     if ((self = [super init]) != nil) {
3982         indirect_ = indirect;
3983     } return self;
3984 }
3985
3986 - (void) setDelegate:(id)delegate {
3987     delegate_ = delegate;
3988 }
3989
3990 + (NSArray *) _attributeKeys {
3991     return [NSArray arrayWithObjects:
3992         @"bbsnum",
3993         @"build",
3994         @"coreFoundationVersionNumber",
3995         @"device",
3996         @"ecid",
3997         @"firmware",
3998         @"hostname",
3999         @"idiom",
4000         @"mcc",
4001         @"mnc",
4002         @"model",
4003         @"operator",
4004         @"role",
4005         @"serial",
4006         @"token",
4007         @"version",
4008     nil];
4009 }
4010
4011 - (NSArray *) attributeKeys {
4012     return [[self class] _attributeKeys];
4013 }
4014
4015 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4016     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4017 }
4018
4019 - (NSString *) version {
4020     return Cydia_;
4021 }
4022
4023 - (NSString *) build {
4024     return System_;
4025 }
4026
4027 - (NSString *) coreFoundationVersionNumber {
4028     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4029 }
4030
4031 - (NSString *) device {
4032     return [[UIDevice currentDevice] uniqueIdentifier];
4033 }
4034
4035 - (NSString *) firmware {
4036     return [[UIDevice currentDevice] systemVersion];
4037 }
4038
4039 - (NSString *) hostname {
4040     return [[UIDevice currentDevice] name];
4041 }
4042
4043 - (NSString *) idiom {
4044     return (id) Idiom_ ?: [NSNull null];
4045 }
4046
4047 - (NSString *) mcc {
4048     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4049         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4050     return nil;
4051 }
4052
4053 - (NSString *) mnc {
4054     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4055         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4056     return nil;
4057 }
4058
4059 - (NSString *) operator {
4060     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4061         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4062     return nil;
4063 }
4064
4065 - (NSString *) bbsnum {
4066     return (id) BBSNum_ ?: [NSNull null];
4067 }
4068
4069 - (NSString *) ecid {
4070     return (id) ChipID_ ?: [NSNull null];
4071 }
4072
4073 - (NSString *) serial {
4074     return SerialNumber_;
4075 }
4076
4077 - (NSString *) role {
4078     return (id) Role_ ?: [NSNull null];
4079 }
4080
4081 - (NSString *) model {
4082     return [NSString stringWithUTF8String:Machine_];
4083 }
4084
4085 - (NSString *) token {
4086     return (id) Token_ ?: [NSNull null];
4087 }
4088
4089 + (NSString *) webScriptNameForSelector:(SEL)selector {
4090     if (false);
4091     else if (selector == @selector(addBridgedHost:))
4092         return @"addBridgedHost";
4093     else if (selector == @selector(addInsecureHost:))
4094         return @"addInsecureHost";
4095     else if (selector == @selector(addInternalRedirect::))
4096         return @"addInternalRedirect";
4097     else if (selector == @selector(addPipelinedHost:scheme:))
4098         return @"addPipelinedHost";
4099     else if (selector == @selector(addSource:::))
4100         return @"addSource";
4101     else if (selector == @selector(addTokenHost:))
4102         return @"addTokenHost";
4103     else if (selector == @selector(addTrivialSource:))
4104         return @"addTrivialSource";
4105     else if (selector == @selector(close))
4106         return @"close";
4107     else if (selector == @selector(du:))
4108         return @"du";
4109     else if (selector == @selector(stringWithFormat:arguments:))
4110         return @"format";
4111     else if (selector == @selector(getAllSources))
4112         return @"getAllSourcs";
4113     else if (selector == @selector(getKernelNumber:))
4114         return @"getKernelNumber";
4115     else if (selector == @selector(getKernelString:))
4116         return @"getKernelString";
4117     else if (selector == @selector(getInstalledPackages))
4118         return @"getInstalledPackages";
4119     else if (selector == @selector(getIORegistryEntry::))
4120         return @"getIORegistryEntry";
4121     else if (selector == @selector(getLocaleIdentifier))
4122         return @"getLocaleIdentifier";
4123     else if (selector == @selector(getPreferredLanguages))
4124         return @"getPreferredLanguages";
4125     else if (selector == @selector(getPackageById:))
4126         return @"getPackageById";
4127     else if (selector == @selector(getMetadataKeys))
4128         return @"getMetadataKeys";
4129     else if (selector == @selector(getMetadataValue:))
4130         return @"getMetadataValue";
4131     else if (selector == @selector(getSessionValue:))
4132         return @"getSessionValue";
4133     else if (selector == @selector(installPackages:))
4134         return @"installPackages";
4135     else if (selector == @selector(isReachable:))
4136         return @"isReachable";
4137     else if (selector == @selector(localizedStringForKey:value:table:))
4138         return @"localize";
4139     else if (selector == @selector(popViewController:))
4140         return @"popViewController";
4141     else if (selector == @selector(refreshSources))
4142         return @"refreshSources";
4143     else if (selector == @selector(removeButton))
4144         return @"removeButton";
4145     else if (selector == @selector(saveConfig))
4146         return @"saveConfig";
4147     else if (selector == @selector(setMetadataValue::))
4148         return @"setMetadataValue";
4149     else if (selector == @selector(setSessionValue::))
4150         return @"setSessionValue";
4151     else if (selector == @selector(setShowPromoted:))
4152         return @"setShowPromoted";
4153     else if (selector == @selector(substitutePackageNames:))
4154         return @"substitutePackageNames";
4155     else if (selector == @selector(scrollToBottom:))
4156         return @"scrollToBottom";
4157     else if (selector == @selector(setAllowsNavigationAction:))
4158         return @"setAllowsNavigationAction";
4159     else if (selector == @selector(setBadgeValue:))
4160         return @"setBadgeValue";
4161     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4162         return @"setButtonImage";
4163     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4164         return @"setButtonTitle";
4165     else if (selector == @selector(setHidesBackButton:))
4166         return @"setHidesBackButton";
4167     else if (selector == @selector(setHidesNavigationBar:))
4168         return @"setHidesNavigationBar";
4169     else if (selector == @selector(setNavigationBarStyle:))
4170         return @"setNavigationBarStyle";
4171     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4172         return @"setNavigationBarTintColor";
4173     else if (selector == @selector(setPasteboardString:))
4174         return @"setPasteboardString";
4175     else if (selector == @selector(setPasteboardURL:))
4176         return @"setPasteboardURL";
4177     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4178         return @"setScrollAlwaysBounceVertical";
4179     else if (selector == @selector(setScrollIndicatorStyle:))
4180         return @"setScrollIndicatorStyle";
4181     else if (selector == @selector(setToken:))
4182         return @"setToken";
4183     else if (selector == @selector(setViewportWidth:))
4184         return @"setViewportWidth";
4185     else if (selector == @selector(statfs:))
4186         return @"statfs";
4187     else if (selector == @selector(supports:))
4188         return @"supports";
4189     else if (selector == @selector(unload))
4190         return @"unload";
4191     else
4192         return nil;
4193 }
4194
4195 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4196     return [self webScriptNameForSelector:selector] == nil;
4197 }
4198
4199 - (BOOL) supports:(NSString *)feature {
4200     return [feature isEqualToString:@"window.open"];
4201 }
4202
4203 - (void) unload {
4204     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4205 }
4206
4207 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4208     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4209 }
4210
4211 - (void) setScrollIndicatorStyle:(NSString *)style {
4212     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4213 }
4214
4215 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4216     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4217 }
4218
4219 - (NSNumber *) getKernelNumber:(NSString *)name {
4220     const char *string([name UTF8String]);
4221
4222     size_t size;
4223     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4224         return (id) [NSNull null];
4225
4226     if (size != sizeof(int))
4227         return (id) [NSNull null];
4228
4229     int value;
4230     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4231         return (id) [NSNull null];
4232
4233     return [NSNumber numberWithInt:value];
4234 }
4235
4236 - (NSString *) getKernelString:(NSString *)name {
4237     const char *string([name UTF8String]);
4238
4239     size_t size;
4240     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4241         return (id) [NSNull null];
4242
4243     char value[size + 1];
4244     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4245         return (id) [NSNull null];
4246
4247     // XXX: just in case you request something ludicrous
4248     value[size] = '\0';
4249
4250     return [NSString stringWithCString:value];
4251 }
4252
4253 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4254     NSObject *value(CYIOGetValue([path UTF8String], entry));
4255
4256     if (value != nil)
4257         if ([value isKindOfClass:[NSData class]])
4258             value = CYHex((NSData *) value);
4259
4260     return value;
4261 }
4262
4263 - (NSArray *) getMetadataKeys {
4264 @synchronized (Values_) {
4265     return [Values_ allKeys];
4266 } }
4267
4268 - (void) _setShowPromoted:(NSNumber *)value {
4269     [Metadata_ setObject:value forKey:@"ShowPromoted"];
4270     Changed_ = true;
4271 }
4272
4273 - (void) setShowPromoted:(NSNumber *)value {
4274     [self performSelectorOnMainThread:@selector(_setShowPromoted:) withObject:value waitUntilDone:NO];
4275 }
4276
4277 - (id) getMetadataValue:(NSString *)key {
4278 @synchronized (Values_) {
4279     return [Values_ objectForKey:key];
4280 } }
4281
4282 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4283 @synchronized (Values_) {
4284     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4285         [Values_ removeObjectForKey:key];
4286     else
4287         [Values_ setObject:value forKey:key];
4288
4289     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4290 } }
4291
4292 - (id) getSessionValue:(NSString *)key {
4293 @synchronized (SessionData_) {
4294     return [SessionData_ objectForKey:key];
4295 } }
4296
4297 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4298 @synchronized (SessionData_) {
4299     if (value == (id) [WebUndefined undefined])
4300         [SessionData_ removeObjectForKey:key];
4301     else
4302         [SessionData_ setObject:value forKey:key];
4303 } }
4304
4305 - (void) addBridgedHost:(NSString *)host {
4306 @synchronized (HostConfig_) {
4307     [BridgedHosts_ addObject:host];
4308 } }
4309
4310 - (void) addInsecureHost:(NSString *)host {
4311 @synchronized (HostConfig_) {
4312     [InsecureHosts_ addObject:host];
4313 } }
4314
4315 - (void) addTokenHost:(NSString *)host {
4316 @synchronized (HostConfig_) {
4317     [TokenHosts_ addObject:host];
4318 } }
4319
4320 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4321 @synchronized (HostConfig_) {
4322     if (scheme != (id) [WebUndefined undefined])
4323         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4324
4325     [PipelinedHosts_ addObject:host];
4326 } }
4327
4328 - (void) popViewController:(NSNumber *)value {
4329     if (value == (id) [WebUndefined undefined])
4330         value = [NSNumber numberWithBool:YES];
4331     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4332 }
4333
4334 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4335     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4336
4337     for (NSString *section in sections)
4338         [array addObject:section];
4339
4340     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4341         @"deb", @"Type",
4342         href, @"URI",
4343         distribution, @"Distribution",
4344         array, @"Sections",
4345     nil] waitUntilDone:NO];
4346 }
4347
4348 - (void) addTrivialSource:(NSString *)href {
4349     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4350 }
4351
4352 - (void) refreshSources {
4353     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4354 }
4355
4356 - (void) saveConfig {
4357     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4358 }
4359
4360 - (NSArray *) getAllSources {
4361     return [[Database sharedInstance] sources];
4362 }
4363
4364 - (NSArray *) getInstalledPackages {
4365     Database *database([Database sharedInstance]);
4366 @synchronized (database) {
4367     NSArray *packages([database packages]);
4368     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4369     for (Package *package in packages)
4370         if (![package uninstalled])
4371             [installed addObject:package];
4372     return installed;
4373 } }
4374
4375 - (Package *) getPackageById:(NSString *)id {
4376     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4377         [package parse];
4378         return package;
4379     } else
4380         return (Package *) [NSNull null];
4381 }
4382
4383 - (NSString *) getLocaleIdentifier {
4384     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4385 }
4386
4387 - (NSArray *) getPreferredLanguages {
4388     return Languages_;
4389 }
4390
4391 - (NSArray *) statfs:(NSString *)path {
4392     struct statfs stat;
4393
4394     if (path == nil || statfs([path UTF8String], &stat) == -1)
4395         return nil;
4396
4397     return [NSArray arrayWithObjects:
4398         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4399         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4400         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4401     nil];
4402 }
4403
4404 - (NSNumber *) du:(NSString *)path {
4405     NSNumber *value(nil);
4406
4407     int fds[2];
4408     _assert(pipe(fds) != -1);
4409
4410     pid_t pid(ExecFork());
4411     if (pid == 0) {
4412         _assert(dup2(fds[1], 1) != -1);
4413         _assert(close(fds[0]) != -1);
4414         _assert(close(fds[1]) != -1);
4415         /* XXX: this should probably not use du */
4416         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4417         exit(1);
4418         _assert(false);
4419     }
4420
4421     _assert(close(fds[1]) != -1);
4422
4423     if (FILE *du = fdopen(fds[0], "r")) {
4424         char line[1024];
4425         while (fgets(line, sizeof(line), du) != NULL) {
4426             size_t length(strlen(line));
4427             while (length != 0 && line[length - 1] == '\n')
4428                 line[--length] = '\0';
4429             if (char *tab = strchr(line, '\t')) {
4430                 *tab = '\0';
4431                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4432             }
4433         }
4434
4435         fclose(du);
4436     } else _assert(close(fds[0]));
4437
4438     ReapZombie(pid);
4439
4440     return value;
4441 }
4442
4443 - (void) close {
4444     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4445 }
4446
4447 - (NSNumber *) isReachable:(NSString *)name {
4448     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4449 }
4450
4451 - (void) installPackages:(NSArray *)packages {
4452     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4453 }
4454
4455 - (NSString *) substitutePackageNames:(NSString *)message {
4456     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4457     for (size_t i(0), e([words count]); i != e; ++i) {
4458         NSString *word([words objectAtIndex:i]);
4459         if (Package *package = [[Database sharedInstance] packageWithName:word])
4460             [words replaceObjectAtIndex:i withObject:[package name]];
4461     }
4462
4463     return [words componentsJoinedByString:@" "];
4464 }
4465
4466 - (void) removeButton {
4467     [indirect_ removeButton];
4468 }
4469
4470 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4471     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4472 }
4473
4474 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4475     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4476 }
4477
4478 - (void) setBadgeValue:(id)value {
4479     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4480 }
4481
4482 - (void) setAllowsNavigationAction:(NSString *)value {
4483     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4484 }
4485
4486 - (void) setHidesBackButton:(NSString *)value {
4487     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4488 }
4489
4490 - (void) setHidesNavigationBar:(NSString *)value {
4491     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4492 }
4493
4494 - (void) setNavigationBarStyle:(NSString *)value {
4495     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4496 }
4497
4498 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4499     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4500     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4501     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4502 }
4503
4504 - (void) setPasteboardString:(NSString *)value {
4505     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4506 }
4507
4508 - (void) setPasteboardURL:(NSString *)value {
4509     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4510 }
4511
4512 - (void) _setToken:(NSString *)token {
4513     Token_ = token;
4514
4515     if (token == nil)
4516         [Metadata_ removeObjectForKey:@"Token"];
4517     else
4518         [Metadata_ setObject:Token_ forKey:@"Token"];
4519
4520     Changed_ = true;
4521 }
4522
4523 - (void) setToken:(NSString *)token {
4524     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4525 }
4526
4527 - (void) scrollToBottom:(NSNumber *)animated {
4528     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4529 }
4530
4531 - (void) setViewportWidth:(float)width {
4532     [indirect_ setViewportWidthOnMainThread:width];
4533 }
4534
4535 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4536     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4537     unsigned count([arguments count]);
4538     id values[count];
4539     for (unsigned i(0); i != count; ++i)
4540         values[i] = [arguments objectAtIndex:i];
4541     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4542 }
4543
4544 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4545     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4546         value = nil;
4547     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4548         table = nil;
4549     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4550 }
4551
4552 @end
4553 /* }}} */
4554
4555 @interface NSURL (CydiaSecure)
4556 @end
4557
4558 @implementation NSURL (CydiaSecure)
4559
4560 - (bool) isCydiaSecure {
4561     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4562         return true;
4563
4564     @synchronized (HostConfig_) {
4565         if ([InsecureHosts_ containsObject:[self host]])
4566             return true;
4567     }
4568
4569     return false;
4570 }
4571
4572 @end
4573
4574 /* Cydia Browser Controller {{{ */
4575 @implementation CydiaWebViewController
4576
4577 - (NSURL *) navigationURL {
4578     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4579 }
4580
4581 + (void) _initialize {
4582     [super _initialize];
4583
4584     Diversions_ = [NSMutableSet setWithCapacity:0];
4585 }
4586
4587 + (void) addDiversion:(Diversion *)diversion {
4588     [Diversions_ addObject:diversion];
4589 }
4590
4591 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4592     [super webView:view didClearWindowObject:window forFrame:frame];
4593     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4594 }
4595
4596 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4597     WebDataSource *source([frame dataSource]);
4598     NSURLResponse *response([source response]);
4599     NSURL *url([response URL]);
4600     NSString *scheme([[url scheme] lowercaseString]);
4601
4602     bool bridged(false);
4603
4604     @synchronized (HostConfig_) {
4605         if ([scheme isEqualToString:@"file"])
4606             bridged = true;
4607         else if ([scheme isEqualToString:@"https"])
4608             if ([BridgedHosts_ containsObject:[url host]])
4609                 bridged = true;
4610     }
4611
4612     if (bridged)
4613         [window setValue:cydia forKey:@"cydia"];
4614 }
4615
4616 - (void) _setupMail:(MFMailComposeViewController *)controller {
4617     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4618
4619     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4620     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4621 }
4622
4623 - (NSURL *) URLWithURL:(NSURL *)url {
4624     return [Diversion divertURL:url];
4625 }
4626
4627 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4628     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4629 }
4630
4631 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4632     NSMutableURLRequest *copy([request mutableCopy]);
4633
4634     NSURL *url([copy URL]);
4635     NSString *host([url host]);
4636
4637     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4638         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4639     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4640         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4641
4642     bool bridged;
4643     bool token;
4644
4645     @synchronized (HostConfig_) {
4646         bridged = [BridgedHosts_ containsObject:host];
4647         token = [TokenHosts_ containsObject:host];
4648     }
4649
4650     if ([url isCydiaSecure]) {
4651         if (bridged) {
4652             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4653                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4654         } else if (token) {
4655             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4656                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4657         }
4658     }
4659
4660     return copy;
4661 }
4662
4663 - (void) setDelegate:(id)delegate {
4664     [super setDelegate:delegate];
4665     [cydia_ setDelegate:delegate];
4666 }
4667
4668 - (NSString *) applicationNameForUserAgent {
4669     return UserAgent_;
4670 }
4671
4672 - (id) init {
4673     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4674         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4675     } return self;
4676 }
4677
4678 @end
4679
4680 @interface AppCacheController : CydiaWebViewController {
4681 }
4682
4683 @end
4684
4685 @implementation AppCacheController
4686
4687 - (void) didReceiveMemoryWarning {
4688     // XXX: this doesn't work
4689 }
4690
4691 - (bool) retainsNetworkActivityIndicator {
4692     return false;
4693 }
4694
4695 @end
4696 /* }}} */
4697
4698 // CydiaScript {{{
4699 @interface NSObject (CydiaScript)
4700 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4701 @end
4702
4703 @implementation NSObject (CydiaScript)
4704
4705 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4706     return self;
4707 }
4708
4709 @end
4710
4711 @implementation NSArray (CydiaScript)
4712
4713 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4714     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4715     for (size_t i(0), e([self count]); i != e; ++i)
4716         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4717     return object;
4718 }
4719
4720 @end
4721
4722 @implementation NSDictionary (CydiaScript)
4723
4724 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4725     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4726     for (id i in self)
4727         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4728     return object;
4729 }
4730
4731 @end
4732 // }}}
4733
4734 /* Confirmation Controller {{{ */
4735 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4736     if (!iterator.end())
4737         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4738             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4739                 continue;
4740             pkgCache::PkgIterator package(dep.TargetPkg());
4741             if (package.end())
4742                 continue;
4743             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4744                 return true;
4745         }
4746
4747     return false;
4748 }
4749
4750 @protocol ConfirmationControllerDelegate
4751 - (void) cancelAndClear:(bool)clear;
4752 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4753 - (void) queue;
4754 @end
4755
4756 @interface ConfirmationController : CydiaWebViewController {
4757     _transient Database *database_;
4758
4759     _H<UIAlertView> essential_;
4760
4761     _H<NSDictionary> changes_;
4762     _H<NSMutableArray> issues_;
4763     _H<NSDictionary> sizes_;
4764
4765     BOOL substrate_;
4766 }
4767
4768 - (id) initWithDatabase:(Database *)database;
4769
4770 @end
4771
4772 @implementation ConfirmationController
4773
4774 - (void) complete {
4775     if (substrate_)
4776         RestartSubstrate_ = true;
4777     [delegate_ confirmWithNavigationController:[self navigationController]];
4778 }
4779
4780 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4781     NSString *context([alert context]);
4782
4783     if ([context isEqualToString:@"remove"]) {
4784         if (button == [alert cancelButtonIndex])
4785             [self dismissModalViewControllerAnimated:YES];
4786         else if (button == [alert firstOtherButtonIndex]) {
4787             [self complete];
4788         }
4789
4790         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4791     } else if ([context isEqualToString:@"unable"]) {
4792         [self dismissModalViewControllerAnimated:YES];
4793         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4794     } else {
4795         [super alertView:alert clickedButtonAtIndex:button];
4796     }
4797 }
4798
4799 - (void) _doContinue {
4800     [delegate_ cancelAndClear:NO];
4801     [self dismissModalViewControllerAnimated:YES];
4802 }
4803
4804 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4805     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4806     return nil;
4807 }
4808
4809 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4810     [super webView:view didClearWindowObject:window forFrame:frame];
4811
4812     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4813         (id) changes_, @"changes",
4814         (id) issues_, @"issues",
4815         (id) sizes_, @"sizes",
4816         self, @"queue",
4817     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4818 }
4819
4820 - (id) initWithDatabase:(Database *)database {
4821     if ((self = [super init]) != nil) {
4822         database_ = database;
4823
4824         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4825         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4826         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4827         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4828         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4829
4830         bool remove(false);
4831
4832         pkgCacheFile &cache([database_ cache]);
4833         NSArray *packages([database_ packages]);
4834         pkgDepCache::Policy *policy([database_ policy]);
4835
4836         issues_ = [NSMutableArray arrayWithCapacity:4];
4837
4838         for (Package *package in packages) {
4839             pkgCache::PkgIterator iterator([package iterator]);
4840             NSString *name([package id]);
4841
4842             if ([package broken]) {
4843                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4844
4845                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4846                     name, @"package",
4847                     reasons, @"reasons",
4848                 nil]];
4849
4850                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4851                 if (ver.end())
4852                     continue;
4853
4854                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4855                     pkgCache::DepIterator start;
4856                     pkgCache::DepIterator end;
4857                     dep.GlobOr(start, end); // ++dep
4858
4859                     if (!cache->IsImportantDep(end))
4860                         continue;
4861                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4862                         continue;
4863
4864                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4865
4866                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4867                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4868                         clauses, @"clauses",
4869                     nil]];
4870
4871                     _forever {
4872                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4873
4874                         pkgCache::PkgIterator target(start.TargetPkg());
4875                         if (target->ProvidesList != 0)
4876                             reason = @"missing";
4877                         else {
4878                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4879                             if (!ver.end()) {
4880                                 reason = @"installed";
4881                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4882                             } else if (!cache[target].CandidateVerIter(cache).end())
4883                                 reason = @"uninstalled";
4884                             else if (target->ProvidesList == 0)
4885                                 reason = @"uninstallable";
4886                             else
4887                                 reason = @"virtual";
4888                         }
4889
4890                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4891                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4892                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4893                         nil]);
4894
4895                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4896                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4897                             version, @"version",
4898                             reason, @"reason",
4899                             installed, @"installed",
4900                         nil]];
4901
4902                         // yes, seriously. (wtf?)
4903                         if (start == end)
4904                             break;
4905                         ++start;
4906                     }
4907                 }
4908             }
4909
4910             pkgDepCache::StateCache &state(cache[iterator]);
4911
4912             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4913
4914             if (state.NewInstall())
4915                 [installs addObject:name];
4916             // XXX: else if (state.Install())
4917             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4918                 [reinstalls addObject:name];
4919             // XXX: move before previous if
4920             else if (state.Upgrade())
4921                 [upgrades addObject:name];
4922             else if (state.Downgrade())
4923                 [downgrades addObject:name];
4924             else if (!state.Delete())
4925                 // XXX: _assert(state.Keep());
4926                 continue;
4927             else if (special_r(name))
4928                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4929                     [NSNull null], @"package",
4930                     [NSArray arrayWithObjects:
4931                         [NSDictionary dictionaryWithObjectsAndKeys:
4932                             @"Conflicts", @"relationship",
4933                             [NSArray arrayWithObjects:
4934                                 [NSDictionary dictionaryWithObjectsAndKeys:
4935                                     name, @"package",
4936                                     [NSNull null], @"version",
4937                                     @"installed", @"reason",
4938                                 nil],
4939                             nil], @"clauses",
4940                         nil],
4941                     nil], @"reasons",
4942                 nil]];
4943             else {
4944                 if ([package essential])
4945                     remove = true;
4946                 [removes addObject:name];
4947             }
4948
4949             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4950             substrate_ |= DepSubstrate(iterator.CurrentVer());
4951         }
4952
4953         if (!remove)
4954             essential_ = nil;
4955         else if (Advanced_) {
4956             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4957
4958             essential_ = [[[UIAlertView alloc]
4959                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4960                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4961                 delegate:self
4962                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4963                 otherButtonTitles:
4964                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4965                 nil
4966             ] autorelease];
4967
4968             [essential_ setContext:@"remove"];
4969         } else {
4970             essential_ = [[[UIAlertView alloc]
4971                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4972                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4973                 delegate:self
4974                 cancelButtonTitle:UCLocalize("OKAY")
4975                 otherButtonTitles:nil
4976             ] autorelease];
4977
4978             [essential_ setContext:@"unable"];
4979         }
4980
4981         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4982             installs, @"installs",
4983             reinstalls, @"reinstalls",
4984             upgrades, @"upgrades",
4985             downgrades, @"downgrades",
4986             removes, @"removes",
4987         nil];
4988
4989         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4990             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4991             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4992         nil];
4993
4994         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4995     } return self;
4996 }
4997
4998 - (UIBarButtonItem *) leftButton {
4999     return [[[UIBarButtonItem alloc]
5000         initWithTitle:UCLocalize("CANCEL")
5001         style:UIBarButtonItemStylePlain
5002         target:self
5003         action:@selector(cancelButtonClicked)
5004     ] autorelease];
5005 }
5006
5007 #if !AlwaysReload
5008 - (void) applyRightButton {
5009     if ([issues_ count] == 0 && ![self isLoading])
5010         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5011             initWithTitle:UCLocalize("CONFIRM")
5012             style:UIBarButtonItemStyleDone
5013             target:self
5014             action:@selector(confirmButtonClicked)
5015         ] autorelease]];
5016     else
5017         [[self navigationItem] setRightBarButtonItem:nil];
5018 }
5019 #endif
5020
5021 - (void) cancelButtonClicked {
5022     [delegate_ cancelAndClear:YES];
5023     [self dismissModalViewControllerAnimated:YES];
5024 }
5025
5026 #if !AlwaysReload
5027 - (void) confirmButtonClicked {
5028     if (essential_ != nil)
5029         [essential_ show];
5030     else
5031         [self complete];
5032 }
5033 #endif
5034
5035 @end
5036 /* }}} */
5037
5038 /* Progress Data {{{ */
5039 @interface CydiaProgressData : NSObject {
5040     _transient id delegate_;
5041
5042     bool running_;
5043     float percent_;
5044
5045     float current_;
5046     float total_;
5047     float speed_;
5048
5049     _H<NSMutableArray> events_;
5050     _H<NSString> title_;
5051
5052     _H<NSString> status_;
5053     _H<NSString> finish_;
5054 }
5055
5056 @end
5057
5058 @implementation CydiaProgressData
5059
5060 + (NSArray *) _attributeKeys {
5061     return [NSArray arrayWithObjects:
5062         @"current",
5063         @"events",
5064         @"finish",
5065         @"percent",
5066         @"running",
5067         @"speed",
5068         @"title",
5069         @"total",
5070     nil];
5071 }
5072
5073 - (NSArray *) attributeKeys {
5074     return [[self class] _attributeKeys];
5075 }
5076
5077 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5078     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5079 }
5080
5081 - (id) init {
5082     if ((self = [super init]) != nil) {
5083         events_ = [NSMutableArray arrayWithCapacity:32];
5084     } return self;
5085 }
5086
5087 - (void) setDelegate:(id)delegate {
5088     delegate_ = delegate;
5089 }
5090
5091 - (void) setPercent:(float)value {
5092     percent_ = value;
5093 }
5094
5095 - (NSNumber *) percent {
5096     return [NSNumber numberWithFloat:percent_];
5097 }
5098
5099 - (void) setCurrent:(float)value {
5100     current_ = value;
5101 }
5102
5103 - (NSNumber *) current {
5104     return [NSNumber numberWithFloat:current_];
5105 }
5106
5107 - (void) setTotal:(float)value {
5108     total_ = value;
5109 }
5110
5111 - (NSNumber *) total {
5112     return [NSNumber numberWithFloat:total_];
5113 }
5114
5115 - (void) setSpeed:(float)value {
5116     speed_ = value;
5117 }
5118
5119 - (NSNumber *) speed {
5120     return [NSNumber numberWithFloat:speed_];
5121 }
5122
5123 - (NSArray *) events {
5124     return events_;
5125 }
5126
5127 - (void) removeAllEvents {
5128     [events_ removeAllObjects];
5129 }
5130
5131 - (void) addEvent:(CydiaProgressEvent *)event {
5132     [events_ addObject:event];
5133 }
5134
5135 - (void) setTitle:(NSString *)text {
5136     title_ = text;
5137 }
5138
5139 - (NSString *) title {
5140     return title_;
5141 }
5142
5143 - (void) setFinish:(NSString *)text {
5144     finish_ = text;
5145 }
5146
5147 - (NSString *) finish {
5148     return (id) finish_ ?: [NSNull null];
5149 }
5150
5151 - (void) setRunning:(bool)running {
5152     running_ = running;
5153 }
5154
5155 - (NSNumber *) running {
5156     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5157 }
5158
5159 @end
5160 /* }}} */
5161 /* Progress Controller {{{ */
5162 @interface ProgressController : CydiaWebViewController <
5163     ProgressDelegate
5164 > {
5165     _transient Database *database_;
5166     _H<CydiaProgressData, 1> progress_;
5167     unsigned cancel_;
5168 }
5169
5170 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5171
5172 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5173
5174 - (void) setTitle:(NSString *)title;
5175 - (void) setCancellable:(bool)cancellable;
5176
5177 @end
5178
5179 @implementation ProgressController
5180
5181 - (void) dealloc {
5182     [database_ setProgressDelegate:nil];
5183     [super dealloc];
5184 }
5185
5186 - (UIBarButtonItem *) leftButton {
5187     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5188         initWithTitle:UCLocalize("CANCEL")
5189         style:UIBarButtonItemStylePlain
5190         target:self
5191         action:@selector(cancel)
5192     ] autorelease] : nil;
5193 }
5194
5195 - (void) updateCancel {
5196     [super applyLeftButton];
5197 }
5198
5199 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5200     if ((self = [super init]) != nil) {
5201         database_ = database;
5202         delegate_ = delegate;
5203
5204         [database_ setProgressDelegate:self];
5205
5206         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5207         [progress_ setDelegate:self];
5208
5209         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5210
5211         [scroller_ setBackgroundColor:[UIColor blackColor]];
5212
5213         [[self navigationItem] setHidesBackButton:YES];
5214
5215         [self updateCancel];
5216     } return self;
5217 }
5218
5219 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5220     [super webView:view didClearWindowObject:window forFrame:frame];
5221     [window setValue:progress_ forKey:@"cydiaProgress"];
5222 }
5223
5224 - (void) updateProgress {
5225     [self dispatchEvent:@"CydiaProgressUpdate"];
5226 }
5227
5228 - (void) viewWillAppear:(BOOL)animated {
5229     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5230     [super viewWillAppear:animated];
5231 }
5232
5233 - (void) reloadSpringBoard {
5234     pid_t pid(ExecFork());
5235     if (pid == 0) {
5236         pid_t pid(ExecFork());
5237         if (pid == 0) {
5238             execl("/usr/bin/sbreload", "sbreload", NULL);
5239             perror("sbreload");
5240             exit(0);
5241         }
5242
5243         exit(0);
5244     }
5245
5246     ReapZombie(pid);
5247
5248     sleep(15);
5249     system("/usr/bin/killall SpringBoard");
5250 }
5251
5252 - (void) close {
5253     UpdateExternalStatus(0);
5254
5255     if (Finish_ > 1)
5256         [delegate_ saveState];
5257
5258     switch (Finish_) {
5259         case 0:
5260             [delegate_ returnToCydia];
5261         break;
5262
5263         case 1:
5264             [delegate_ terminateWithSuccess];
5265             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5266                 [delegate_ suspendWithAnimation:YES];
5267             else
5268                 [delegate_ suspend];*/
5269         break;
5270
5271         case 2:
5272             _trace();
5273             goto reload;
5274
5275         case 3:
5276             _trace();
5277             goto reload;
5278
5279         reload: {
5280             UIProgressHUD *hud([delegate_ addProgressHUD]);
5281             [hud setText:UCLocalize("LOADING")];
5282             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5283             return;
5284         }
5285
5286         case 4:
5287             _trace();
5288             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5289                 SBReboot(SBSSpringBoardServerPort());
5290             else
5291                 reboot2(RB_AUTOBOOT);
5292         break;
5293     }
5294
5295     [super close];
5296 }
5297
5298 - (void) setTitle:(NSString *)title {
5299     [progress_ setTitle:title];
5300     [self updateProgress];
5301 }
5302
5303 - (UIBarButtonItem *) rightButton {
5304     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5305         initWithTitle:UCLocalize("CLOSE")
5306         style:UIBarButtonItemStylePlain
5307         target:self
5308         action:@selector(close)
5309     ] autorelease];
5310 }
5311
5312 - (void) uicache {
5313     _trace();
5314     system("su -c /usr/bin/uicache mobile");
5315     _trace();
5316 }
5317
5318 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5319     UpdateExternalStatus(1);
5320
5321     [progress_ setRunning:true];
5322     [self setTitle:title];
5323     // implicit updateProgress
5324
5325     SHA1SumValue notifyconf; {
5326         FileFd file;
5327         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5328             _error->Discard();
5329         else {
5330             MMap mmap(file, MMap::ReadOnly);
5331             SHA1Summation sha1;
5332             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5333             notifyconf = sha1.Result();
5334         }
5335     }
5336
5337     SHA1SumValue springlist; {
5338         FileFd file;
5339         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5340             _error->Discard();
5341         else {
5342             MMap mmap(file, MMap::ReadOnly);
5343             SHA1Summation sha1;
5344             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5345             springlist = sha1.Result();
5346         }
5347     }
5348
5349     if (invocation != nil) {
5350         [invocation yieldToSelector:@selector(invoke)];
5351         [self setTitle:@"COMPLETE"];
5352     }
5353
5354     if (Finish_ < 4) {
5355         FileFd file;
5356         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5357             _error->Discard();
5358         else {
5359             MMap mmap(file, MMap::ReadOnly);
5360             SHA1Summation sha1;
5361             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5362             if (!(notifyconf == sha1.Result()))
5363                 Finish_ = 4;
5364         }
5365     }
5366
5367     if (Finish_ < 3) {
5368         FileFd file;
5369         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5370             _error->Discard();
5371         else {
5372             MMap mmap(file, MMap::ReadOnly);
5373             SHA1Summation sha1;
5374             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5375             if (!(springlist == sha1.Result()))
5376                 Finish_ = 3;
5377         }
5378     }
5379
5380     if (Finish_ < 2) {
5381         if (RestartSubstrate_)
5382             Finish_ = 2;
5383     }
5384
5385     RestartSubstrate_ = false;
5386
5387     switch (Finish_) {
5388         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5389         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5390         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5391         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5392         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5393     }
5394
5395     UIProgressHUD *hud([delegate_ addProgressHUD]);
5396     [hud setText:UCLocalize("LOADING")];
5397     [self yieldToSelector:@selector(uicache)];
5398     [delegate_ removeProgressHUD:hud];
5399
5400     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5401
5402     [progress_ setRunning:false];
5403     [self updateProgress];
5404
5405     [self applyRightButton];
5406 }
5407
5408 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5409     [progress_ addEvent:event];
5410     [self updateProgress];
5411 }
5412
5413 - (bool) isProgressCancelled {
5414     return cancel_ == 2;
5415 }
5416
5417 - (void) cancel {
5418     cancel_ = 2;
5419     [self updateCancel];
5420 }
5421
5422 - (void) setCancellable:(bool)cancellable {
5423     unsigned cancel(cancel_);
5424
5425     if (!cancellable)
5426         cancel_ = 0;
5427     else if (cancel_ == 0)
5428         cancel_ = 1;
5429
5430     if (cancel != cancel_)
5431         [self updateCancel];
5432 }
5433
5434 - (void) setProgressCancellable:(NSNumber *)cancellable {
5435     [self setCancellable:[cancellable boolValue]];
5436 }
5437
5438 - (void) setProgressPercent:(NSNumber *)percent {
5439     [progress_ setPercent:[percent floatValue]];
5440     [self updateProgress];
5441 }
5442
5443 - (void) setProgressStatus:(NSDictionary *)status {
5444     if (status == nil) {
5445         [progress_ setCurrent:0];
5446         [progress_ setTotal:0];
5447         [progress_ setSpeed:0];
5448     } else {
5449         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5450
5451         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5452         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5453         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5454     }
5455
5456     [self updateProgress];
5457 }
5458
5459 @end
5460 /* }}} */
5461
5462 /* Package Cell {{{ */
5463 @interface PackageCell : CyteTableViewCell <
5464     CyteTableViewCellDelegate
5465 > {
5466     _H<UIImage> icon_;
5467     _H<NSString> name_;
5468     _H<NSString> description_;
5469     bool commercial_;
5470     _H<NSString> source_;
5471     _H<UIImage> badge_;
5472     _H<UIImage> placard_;
5473     bool summarized_;
5474 }
5475
5476 - (PackageCell *) init;
5477 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5478
5479 - (void) drawContentRect:(CGRect)rect;
5480
5481 @end
5482
5483 @implementation PackageCell
5484
5485 - (PackageCell *) init {
5486     CGRect frame(CGRectMake(0, 0, 320, 74));
5487     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5488         UIView *content([self contentView]);
5489         CGRect bounds([content bounds]);
5490
5491         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5492         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5493         [content addSubview:content_];
5494
5495         [content_ setDelegate:self];
5496         [content_ setOpaque:YES];
5497     } return self;
5498 }
5499
5500 - (NSString *) accessibilityLabel {
5501     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5502 }
5503
5504 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5505     summarized_ = summary;
5506
5507     icon_ = nil;
5508     name_ = nil;
5509     description_ = nil;
5510     source_ = nil;
5511     badge_ = nil;
5512     placard_ = nil;
5513
5514     if (package == nil)
5515         [content_ setBackgroundColor:[UIColor whiteColor]];
5516     else {
5517         [package parse];
5518
5519         Source *source = [package source];
5520
5521         icon_ = [package icon];
5522
5523         if (NSString *name = [package name])
5524             name_ = [NSString stringWithString:name];
5525
5526         NSString *description(nil);
5527
5528         if (description == nil && IsWildcat_)
5529             description = [package longDescription];
5530         if (description == nil)
5531             description = [package shortDescription];
5532
5533         if (description != nil)
5534             description_ = [NSString stringWithString:description];
5535
5536         commercial_ = [package isCommercial];
5537
5538         NSString *label = nil;
5539         bool trusted = false;
5540
5541         if (source != nil) {
5542             label = [source label];
5543             trusted = [source trusted];
5544         } else if ([[package id] isEqualToString:@"firmware"])
5545             label = UCLocalize("APPLE");
5546         else
5547             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5548
5549         NSString *from(label);
5550
5551         NSString *section = [package simpleSection];
5552         if (section != nil && ![section isEqualToString:label]) {
5553             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5554             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5555         }
5556
5557         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5558
5559         if (NSString *purpose = [package primaryPurpose])
5560             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5561
5562         UIColor *color;
5563         NSString *placard;
5564
5565         if (NSString *mode = [package mode]) {
5566             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5567                 color = RemovingColor_;
5568                 //placard = @"removing";
5569             } else {
5570                 color = InstallingColor_;
5571                 //placard = @"installing";
5572             }
5573
5574             // XXX: the removing/installing placards are not @2x
5575             placard = nil;
5576         } else {
5577             color = [UIColor whiteColor];
5578
5579             if ([package installed] != nil)
5580                 placard = @"installed";
5581             else
5582                 placard = nil;
5583         }
5584
5585         [content_ setBackgroundColor:color];
5586
5587         if (placard != nil)
5588             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5589     }
5590
5591     [self setNeedsDisplay];
5592     [content_ setNeedsDisplay];
5593 }
5594
5595 - (void) drawSummaryContentRect:(CGRect)rect {
5596     bool highlighted(highlighted_);
5597     float width([self bounds].size.width);
5598
5599     if (icon_ != nil) {
5600         CGRect rect;
5601         rect.size = [(UIImage *) icon_ size];
5602
5603         while (rect.size.width > 16 || rect.size.height > 16) {
5604             rect.size.width /= 2;
5605             rect.size.height /= 2;
5606         }
5607
5608         rect.origin.x = 18 - rect.size.width / 2;
5609         rect.origin.y = 18 - rect.size.height / 2;
5610
5611         [icon_ drawInRect:rect];
5612     }
5613
5614     if (badge_ != nil) {
5615         CGRect rect;
5616         rect.size = [(UIImage *) badge_ size];
5617
5618         rect.size.width /= 4;
5619         rect.size.height /= 4;
5620
5621         rect.origin.x = 23 - rect.size.width / 2;
5622         rect.origin.y = 23 - rect.size.height / 2;
5623
5624         [badge_ drawInRect:rect];
5625     }
5626
5627     if (highlighted)
5628         UISetColor(White_);
5629
5630     if (!highlighted)
5631         UISetColor(commercial_ ? Purple_ : Black_);
5632     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5633
5634     if (placard_ != nil)
5635         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5636 }
5637
5638 - (void) drawNormalContentRect:(CGRect)rect {
5639     bool highlighted(highlighted_);
5640     float width([self bounds].size.width);
5641
5642     if (icon_ != nil) {
5643         CGRect rect;
5644         rect.size = [(UIImage *) icon_ size];
5645
5646         while (rect.size.width > 32 || rect.size.height > 32) {
5647             rect.size.width /= 2;
5648             rect.size.height /= 2;
5649         }
5650
5651         rect.origin.x = 25 - rect.size.width / 2;
5652         rect.origin.y = 25 - rect.size.height / 2;
5653
5654         [icon_ drawInRect:rect];
5655     }
5656
5657     if (badge_ != nil) {
5658         CGRect rect;
5659         rect.size = [(UIImage *) badge_ size];
5660
5661         rect.size.width /= 2;
5662         rect.size.height /= 2;
5663
5664         rect.origin.x = 36 - rect.size.width / 2;
5665         rect.origin.y = 36 - rect.size.height / 2;
5666
5667         [badge_ drawInRect:rect];
5668     }
5669
5670     if (highlighted)
5671         UISetColor(White_);
5672
5673     if (!highlighted)
5674         UISetColor(commercial_ ? Purple_ : Black_);
5675     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5676     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5677
5678     if (!highlighted)
5679         UISetColor(commercial_ ? Purplish_ : Gray_);
5680     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5681
5682     if (placard_ != nil)
5683         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5684 }
5685
5686 - (void) drawContentRect:(CGRect)rect {
5687     if (summarized_)
5688         [self drawSummaryContentRect:rect];
5689     else
5690         [self drawNormalContentRect:rect];
5691 }
5692
5693 @end
5694 /* }}} */
5695 /* Section Cell {{{ */
5696 @interface SectionCell : CyteTableViewCell <
5697     CyteTableViewCellDelegate
5698 > {
5699     _H<NSString> basic_;
5700     _H<NSString> section_;
5701     _H<NSString> name_;
5702     _H<NSString> count_;
5703     _H<UIImage> icon_;
5704     _H<UISwitch> switch_;
5705     BOOL editing_;
5706 }
5707
5708 - (void) setSection:(Section *)section editing:(BOOL)editing;
5709
5710 @end
5711
5712 @implementation SectionCell
5713
5714 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5715     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5716         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5717         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5718         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5719
5720         UIView *content([self contentView]);
5721         CGRect bounds([content bounds]);
5722
5723         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5724         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5725         [content addSubview:content_];
5726         [content_ setBackgroundColor:[UIColor whiteColor]];
5727
5728         [content_ setDelegate:self];
5729     } return self;
5730 }
5731
5732 - (void) onSwitch:(id)sender {
5733     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5734     if (metadata == nil) {
5735         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5736         [Sections_ setObject:metadata forKey:basic_];
5737     }
5738
5739     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5740     Changed_ = true;
5741 }
5742
5743 - (void) setSection:(Section *)section editing:(BOOL)editing {
5744     if (editing != editing_) {
5745         if (editing_)
5746             [switch_ removeFromSuperview];
5747         else
5748             [self addSubview:switch_];
5749         editing_ = editing;
5750     }
5751
5752     basic_ = nil;
5753     section_ = nil;
5754     name_ = nil;
5755     count_ = nil;
5756
5757     if (section == nil) {
5758         name_ = UCLocalize("ALL_PACKAGES");
5759         count_ = nil;
5760     } else {
5761         basic_ = [section name];
5762         section_ = [section localized];
5763
5764         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5765         count_ = [NSString stringWithFormat:@"%d", [section count]];
5766
5767         if (editing_)
5768             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5769     }
5770
5771     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5772     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5773
5774     [content_ setNeedsDisplay];
5775 }
5776
5777 - (void) setFrame:(CGRect)frame {
5778     [super setFrame:frame];
5779
5780     CGRect rect([switch_ frame]);
5781     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5782 }
5783
5784 - (NSString *) accessibilityLabel {
5785     return name_;
5786 }
5787
5788 - (void) drawContentRect:(CGRect)rect {
5789     bool highlighted(highlighted_ && !editing_);
5790
5791     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5792
5793     if (highlighted)
5794         UISetColor(White_);
5795
5796     float width(rect.size.width);
5797     if (editing_)
5798         width -= 87;
5799
5800     if (!highlighted)
5801         UISetColor(Black_);
5802     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5803
5804     CGSize size = [count_ sizeWithFont:Font14_];
5805
5806     UISetColor(White_);
5807     if (count_ != nil)
5808         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5809 }
5810
5811 @end
5812 /* }}} */
5813
5814 /* File Table {{{ */
5815 @interface FileTable : CyteViewController <
5816     UITableViewDataSource,
5817     UITableViewDelegate
5818 > {
5819     _transient Database *database_;
5820     _H<Package> package_;
5821     _H<NSString> name_;
5822     _H<NSMutableArray> files_;
5823     _H<UITableView, 2> list_;
5824 }
5825
5826 - (id) initWithDatabase:(Database *)database;
5827 - (void) setPackage:(Package *)package;
5828
5829 @end
5830
5831 @implementation FileTable
5832
5833 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5834     return files_ == nil ? 0 : [files_ count];
5835 }
5836
5837 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5838     return 24.0f;
5839 }*/
5840
5841 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5842     static NSString *reuseIdentifier = @"Cell";
5843
5844     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5845     if (cell == nil) {
5846         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5847         [cell setFont:[UIFont systemFontOfSize:16]];
5848     }
5849     [cell setText:[files_ objectAtIndex:indexPath.row]];
5850     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5851
5852     return cell;
5853 }
5854
5855 - (NSURL *) navigationURL {
5856     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5857 }
5858
5859 - (void) loadView {
5860     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5861     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5862     [list_ setRowHeight:24.0f];
5863     [(UITableView *) list_ setDataSource:self];
5864     [list_ setDelegate:self];
5865     [self setView:list_];
5866 }
5867
5868 - (void) viewDidLoad {
5869     [super viewDidLoad];
5870
5871     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5872 }
5873
5874 - (void) releaseSubviews {
5875     list_ = nil;
5876
5877     package_ = nil;
5878     files_ = nil;
5879
5880     [super releaseSubviews];
5881 }
5882
5883 - (id) initWithDatabase:(Database *)database {
5884     if ((self = [super init]) != nil) {
5885         database_ = database;
5886     } return self;
5887 }
5888
5889 - (void) setPackage:(Package *)package {
5890     package_ = nil;
5891     name_ = nil;
5892
5893     files_ = [NSMutableArray arrayWithCapacity:32];
5894
5895     if (package != nil) {
5896         package_ = package;
5897         name_ = [package id];
5898
5899         if (NSArray *files = [package files])
5900             [files_ addObjectsFromArray:files];
5901
5902         if ([files_ count] != 0) {
5903             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5904                 [files_ removeObjectAtIndex:0];
5905             [files_ sortUsingSelector:@selector(compareByPath:)];
5906
5907             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5908             [stack addObject:@"/"];
5909
5910             for (int i(0), e([files_ count]); i != e; ++i) {
5911                 NSString *file = [files_ objectAtIndex:i];
5912                 while (![file hasPrefix:[stack lastObject]])
5913                     [stack removeLastObject];
5914                 NSString *directory = [stack lastObject];
5915                 [stack addObject:[file stringByAppendingString:@"/"]];
5916                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5917                     ([stack count] - 2) * 3, "",
5918                     [file substringFromIndex:[directory length]]
5919                 ]];
5920             }
5921         }
5922     }
5923
5924     [list_ reloadData];
5925 }
5926
5927 - (void) reloadData {
5928     [super reloadData];
5929
5930     [self setPackage:[database_ packageWithName:name_]];
5931 }
5932
5933 @end
5934 /* }}} */
5935 /* Package Controller {{{ */
5936 @interface CYPackageController : CydiaWebViewController <
5937     UIActionSheetDelegate
5938 > {
5939     _transient Database *database_;
5940     _H<Package> package_;
5941     _H<NSString> name_;
5942     bool commercial_;
5943     _H<NSMutableArray> buttons_;
5944     _H<UIBarButtonItem> button_;
5945 }
5946
5947 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
5948
5949 @end
5950
5951 @implementation CYPackageController
5952
5953 - (NSURL *) navigationURL {
5954     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5955 }
5956
5957 /* XXX: this is not safe at all... localization of /fail/ */
5958 - (void) _clickButtonWithName:(NSString *)name {
5959     if ([name isEqualToString:UCLocalize("CLEAR")])
5960         [delegate_ clearPackage:package_];
5961     else if ([name isEqualToString:UCLocalize("INSTALL")])
5962         [delegate_ installPackage:package_];
5963     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5964         [delegate_ installPackage:package_];
5965     else if ([name isEqualToString:UCLocalize("REMOVE")])
5966         [delegate_ removePackage:package_];
5967     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5968         [delegate_ installPackage:package_];
5969     else _assert(false);
5970 }
5971
5972 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5973     NSString *context([sheet context]);
5974
5975     if ([context isEqualToString:@"modify"]) {
5976         if (button != [sheet cancelButtonIndex]) {
5977             NSString *buttonName = [buttons_ objectAtIndex:button];
5978             [self _clickButtonWithName:buttonName];
5979         }
5980
5981         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5982     }
5983 }
5984
5985 - (bool) _allowJavaScriptPanel {
5986     return commercial_;
5987 }
5988
5989 #if !AlwaysReload
5990 - (void) _customButtonClicked {
5991     int count([buttons_ count]);
5992     if (count == 0)
5993         return;
5994
5995     if (count == 1)
5996         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5997     else {
5998         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5999         [buttons addObjectsFromArray:buttons_];
6000
6001         UIActionSheet *sheet = [[[UIActionSheet alloc]
6002             initWithTitle:nil
6003             delegate:self
6004             cancelButtonTitle:nil
6005             destructiveButtonTitle:nil
6006             otherButtonTitles:nil
6007         ] autorelease];
6008
6009         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6010         if (!IsWildcat_) {
6011            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6012            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6013         }
6014         [sheet setContext:@"modify"];
6015
6016         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6017     }
6018 }
6019
6020 // We don't want to allow non-commercial packages to do custom things to the install button,
6021 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
6022 - (void) customButtonClicked {
6023     if (commercial_)
6024         [super customButtonClicked];
6025     else
6026         [self _customButtonClicked];
6027 }
6028
6029 - (void) reloadButtonClicked {
6030     // Don't reload a commerical package by tapping the loading button,
6031     // but if it's not an Install button, we should forward it on.
6032     if (![package_ uninstalled])
6033         [self _customButtonClicked];
6034 }
6035
6036 - (void) applyLoadingTitle {
6037     // Don't show "Loading" as the title. Ever.
6038 }
6039
6040 - (UIBarButtonItem *) rightButton {
6041     return button_;
6042 }
6043 #endif
6044
6045 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6046     if ((self = [super init]) != nil) {
6047         database_ = database;
6048         buttons_ = [NSMutableArray arrayWithCapacity:4];
6049         name_ = name == nil ? @"" : [NSString stringWithString:name];
6050         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6051     } return self;
6052 }
6053
6054 - (void) reloadData {
6055     [super reloadData];
6056
6057     package_ = [database_ packageWithName:name_];
6058
6059     [buttons_ removeAllObjects];
6060
6061     if (package_ != nil) {
6062         [(Package *) package_ parse];
6063
6064         commercial_ = [package_ isCommercial];
6065
6066         if ([package_ mode] != nil)
6067             [buttons_ addObject:UCLocalize("CLEAR")];
6068         if ([package_ source] == nil);
6069         else if ([package_ upgradableAndEssential:NO])
6070             [buttons_ addObject:UCLocalize("UPGRADE")];
6071         else if ([package_ uninstalled])
6072             [buttons_ addObject:UCLocalize("INSTALL")];
6073         else
6074             [buttons_ addObject:UCLocalize("REINSTALL")];
6075         if (![package_ uninstalled])
6076             [buttons_ addObject:UCLocalize("REMOVE")];
6077     }
6078
6079     NSString *title;
6080     switch ([buttons_ count]) {
6081         case 0: title = nil; break;
6082         case 1: title = [buttons_ objectAtIndex:0]; break;
6083         default: title = UCLocalize("MODIFY"); break;
6084     }
6085
6086     button_ = [[[UIBarButtonItem alloc]
6087         initWithTitle:title
6088         style:UIBarButtonItemStylePlain
6089         target:self
6090         action:@selector(customButtonClicked)
6091     ] autorelease];
6092 }
6093
6094 - (bool) isLoading {
6095     return commercial_ ? [super isLoading] : false;
6096 }
6097
6098 @end
6099 /* }}} */
6100
6101 /* Package List Controller {{{ */
6102 @interface PackageListController : CyteViewController <
6103     UITableViewDataSource,
6104     UITableViewDelegate
6105 > {
6106     _transient Database *database_;
6107     unsigned era_;
6108     _H<NSArray> packages_;
6109     _H<NSMutableArray> sections_;
6110     _H<UITableView, 2> list_;
6111     _H<NSMutableArray> index_;
6112     _H<NSMutableDictionary> indices_;
6113     _H<NSString> title_;
6114     unsigned reloading_;
6115 }
6116
6117 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6118 - (void) setDelegate:(id)delegate;
6119 - (void) resetCursor;
6120 - (void) clearData;
6121
6122 @end
6123
6124 @implementation PackageListController
6125
6126 - (NSURL *) referrerURL {
6127     return [self navigationURL];
6128 }
6129
6130 - (bool) isSummarized {
6131     return false;
6132 }
6133
6134 - (bool) showsSections {
6135     return true;
6136 }
6137
6138 - (void) deselectWithAnimation:(BOOL)animated {
6139     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6140 }
6141
6142 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6143     CGRect base = [[self view] bounds];
6144     base.size.height -= bounds.size.height;
6145     base.origin = [list_ frame].origin;
6146
6147     [UIView beginAnimations:nil context:NULL];
6148     [UIView setAnimationBeginsFromCurrentState:YES];
6149     [UIView setAnimationCurve:curve];
6150     [UIView setAnimationDuration:duration];
6151     [list_ setFrame:base];
6152     [UIView commitAnimations];
6153 }
6154
6155 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6156     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6157 }
6158
6159 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6160     [self resizeForKeyboardBounds:bounds duration:0];
6161 }
6162
6163 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6164     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6165         *curve = UIViewAnimationCurveEaseInOut;
6166     else
6167         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6168
6169     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6170         *duration = 0.3;
6171     else
6172         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6173 }
6174
6175 - (void) keyboardWillShow:(NSNotification *)notification {
6176     CGRect bounds;
6177     CGPoint center;
6178     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6179     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6180
6181     NSTimeInterval duration;
6182     UIViewAnimationCurve curve;
6183     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6184
6185     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);
6186     UIViewController *base = self;
6187     while ([base parentViewController] != nil)
6188         base = [base parentViewController];
6189     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6190     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6191
6192     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6193         intersection.size.height += CYStatusBarHeight();
6194
6195     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6196 }
6197
6198 - (void) keyboardWillHide:(NSNotification *)notification {
6199     NSTimeInterval duration;
6200     UIViewAnimationCurve curve;
6201     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6202
6203     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6204 }
6205
6206 - (void) viewWillAppear:(BOOL)animated {
6207     [super viewWillAppear:animated];
6208
6209     [self resizeForKeyboardBounds:CGRectZero];
6210     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6211     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6212 }
6213
6214 - (void) viewWillDisappear:(BOOL)animated {
6215     [super viewWillDisappear:animated];
6216
6217     [self resizeForKeyboardBounds:CGRectZero];
6218     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6219     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6220 }
6221
6222 - (void) viewDidAppear:(BOOL)animated {
6223     [super viewDidAppear:animated];
6224     [self deselectWithAnimation:animated];
6225 }
6226
6227 - (void) didSelectPackage:(Package *)package {
6228     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6229     [view setDelegate:delegate_];
6230     [[self navigationController] pushViewController:view animated:YES];
6231 }
6232
6233 #if TryIndexedCollation
6234 + (BOOL) hasIndexedCollation {
6235     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6236 }
6237 #endif
6238
6239 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6240     NSInteger count([sections_ count]);
6241     return count == 0 ? 1 : count;
6242 }
6243
6244 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6245     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6246         return nil;
6247     return [[sections_ objectAtIndex:section] name];
6248 }
6249
6250 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6251     if ([sections_ count] == 0)
6252         return 0;
6253     return [[sections_ objectAtIndex:section] count];
6254 }
6255
6256 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6257 @synchronized (database_) {
6258     if ([database_ era] != era_)
6259         return nil;
6260
6261     Section *section([sections_ objectAtIndex:[path section]]);
6262     NSInteger row([path row]);
6263     Package *package([packages_ objectAtIndex:([section row] + row)]);
6264     return [[package retain] autorelease];
6265 } }
6266
6267 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6268     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6269     if (cell == nil)
6270         cell = [[[PackageCell alloc] init] autorelease];
6271
6272     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6273     [cell setPackage:package asSummary:[self isSummarized]];
6274     return cell;
6275 }
6276
6277 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6278     Package *package([self packageAtIndexPath:path]);
6279     package = [database_ packageWithName:[package id]];
6280     [self didSelectPackage:package];
6281 }
6282
6283 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6284     if (![self showsSections])
6285         return nil;
6286
6287     return index_;
6288 }
6289
6290 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6291 #if TryIndexedCollation
6292     if ([[self class] hasIndexedCollation]) {
6293         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6294     }
6295 #endif
6296
6297     return index;
6298 }
6299
6300 - (void) updateHeight {
6301     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6302 }
6303
6304 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6305     if ((self = [super init]) != nil) {
6306         database_ = database;
6307         title_ = [title copy];
6308         [[self navigationItem] setTitle:title_];
6309     } return self;
6310 }
6311
6312 - (void) loadView {
6313     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6314     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6315     [self setView:view];
6316
6317     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6318     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6319     [view addSubview:list_];
6320
6321     // XXX: is 20 the most optimal number here?
6322     [list_ setSectionIndexMinimumDisplayRowCount:20];
6323
6324     [(UITableView *) list_ setDataSource:self];
6325     [list_ setDelegate:self];
6326
6327     [self updateHeight];
6328 }
6329
6330 - (void) releaseSubviews {
6331     list_ = nil;
6332
6333     packages_ = nil;
6334     sections_ = nil;
6335     index_ = nil;
6336     indices_ = nil;
6337
6338     [super releaseSubviews];
6339 }
6340
6341 - (void) setDelegate:(id)delegate {
6342     delegate_ = delegate;
6343 }
6344
6345 - (bool) shouldYield {
6346     return false;
6347 }
6348
6349 - (bool) shouldBlock {
6350     return false;
6351 }
6352
6353 - (NSMutableArray *) _reloadPackages {
6354 @synchronized (database_) {
6355     era_ = [database_ era];
6356     NSArray *packages([database_ packages]);
6357
6358     return [NSMutableArray arrayWithArray:packages];
6359 } }
6360
6361 - (void) _reloadData {
6362     if (reloading_ != 0) {
6363         reloading_ = 2;
6364         return;
6365     }
6366
6367     NSArray *packages;
6368
6369   reload:
6370     if ([self shouldYield]) {
6371         do {
6372             UIProgressHUD *hud;
6373
6374             if (![self shouldBlock])
6375                 hud = nil;
6376             else {
6377                 hud = [delegate_ addProgressHUD];
6378                 [hud setText:UCLocalize("LOADING")];
6379             }
6380
6381             reloading_ = 1;
6382             packages = [self yieldToSelector:@selector(_reloadPackages)];
6383
6384             if (hud != nil)
6385                 [delegate_ removeProgressHUD:hud];
6386         } while (reloading_ == 2);
6387     } else {
6388         packages = [self _reloadPackages];
6389     }
6390
6391 @synchronized (database_) {
6392     if (era_ != [database_ era])
6393         goto reload;
6394     reloading_ = 0;
6395
6396     packages_ = packages;
6397
6398     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6399     sections_ = [NSMutableArray arrayWithCapacity:16];
6400
6401     Section *section = nil;
6402
6403 #if TryIndexedCollation
6404     if ([[self class] hasIndexedCollation]) {
6405         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6406
6407         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6408         NSArray *titles = [collation sectionIndexTitles];
6409         int secidx = -1;
6410
6411         _profile(PackageTable$reloadData$Section)
6412             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6413                 Package *package;
6414                 int index;
6415
6416                 _profile(PackageTable$reloadData$Section$Package)
6417                     package = [packages_ objectAtIndex:offset];
6418                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6419                 _end
6420
6421                 while (secidx < index) {
6422                     secidx += 1;
6423
6424                     _profile(PackageTable$reloadData$Section$Allocate)
6425                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6426                     _end
6427
6428                     _profile(PackageTable$reloadData$Section$Add)
6429                         [sections_ addObject:section];
6430                     _end
6431                 }
6432
6433                 [section addToCount];
6434             }
6435         _end
6436     } else
6437 #endif
6438     {
6439         index_ = [NSMutableArray arrayWithCapacity:32];
6440
6441         bool sectioned([self showsSections]);
6442         if (!sectioned) {
6443             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6444             [sections_ addObject:section];
6445         }
6446
6447         _profile(PackageTable$reloadData$Section)
6448             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6449                 Package *package;
6450                 unichar index;
6451
6452                 _profile(PackageTable$reloadData$Section$Package)
6453                     package = [packages_ objectAtIndex:offset];
6454                     index = [package index];
6455                 _end
6456
6457                 if (sectioned && (section == nil || [section index] != index)) {
6458                     _profile(PackageTable$reloadData$Section$Allocate)
6459                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6460                     _end
6461
6462                     [index_ addObject:[section name]];
6463                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6464
6465                     _profile(PackageTable$reloadData$Section$Add)
6466                         [sections_ addObject:section];
6467                     _end
6468                 }
6469
6470                 [section addToCount];
6471             }
6472         _end
6473     }
6474
6475     [self updateHeight];
6476
6477     _profile(PackageTable$reloadData$List)
6478         [(UITableView *) list_ setDataSource:self];
6479         [list_ reloadData];
6480     _end
6481 } }
6482
6483 - (void) reloadData {
6484     [super reloadData];
6485
6486     if ([self shouldYield])
6487         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6488     else
6489         [self _reloadData];
6490 }
6491
6492 - (void) resetCursor {
6493     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6494 }
6495
6496 - (void) clearData {
6497     [self updateHeight];
6498
6499     [list_ setDataSource:nil];
6500     [list_ reloadData];
6501
6502     [self resetCursor];
6503 }
6504
6505 @end
6506 /* }}} */
6507 /* Filtered Package List Controller {{{ */
6508 @interface FilteredPackageListController : PackageListController {
6509     SEL filter_;
6510     IMP imp_;
6511     _H<NSObject> object_;
6512 }
6513
6514 - (void) setObject:(id)object;
6515 - (void) setObject:(id)object forFilter:(SEL)filter;
6516
6517 - (SEL) filter;
6518 - (void) setFilter:(SEL)filter;
6519
6520 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6521
6522 @end
6523
6524 @implementation FilteredPackageListController
6525
6526 - (SEL) filter {
6527     return filter_;
6528 }
6529
6530 - (void) setFilter:(SEL)filter {
6531 @synchronized (self) {
6532     filter_ = filter;
6533
6534     /* XXX: this is an unsafe optimization of doomy hell */
6535     Method method(class_getInstanceMethod([Package class], filter));
6536     _assert(method != NULL);
6537     imp_ = method_getImplementation(method);
6538     _assert(imp_ != NULL);
6539 } }
6540
6541 - (void) setObject:(id)object {
6542 @synchronized (self) {
6543     object_ = object;
6544 } }
6545
6546 - (void) setObject:(id)object forFilter:(SEL)filter {
6547 @synchronized (self) {
6548     [self setFilter:filter];
6549     [self setObject:object];
6550 } }
6551
6552 - (NSMutableArray *) _reloadPackages {
6553 @synchronized (database_) {
6554     era_ = [database_ era];
6555     NSArray *packages([database_ packages]);
6556
6557     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6558
6559     IMP imp;
6560     SEL filter;
6561     _H<NSObject> object;
6562
6563     @synchronized (self) {
6564         imp = imp_;
6565         filter = filter_;
6566         object = object_;
6567     }
6568
6569     _profile(PackageTable$reloadData$Filter)
6570         for (Package *package in packages)
6571             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6572                 [filtered addObject:package];
6573     _end
6574
6575     return filtered;
6576 } }
6577
6578 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6579     if ((self = [super initWithDatabase:database title:title]) != nil) {
6580         [self setFilter:filter];
6581         [self setObject:object];
6582     } return self;
6583 }
6584
6585 @end
6586 /* }}} */
6587
6588 /* Home Controller {{{ */
6589 @interface HomeController : CydiaWebViewController {
6590     CFRunLoopRef runloop_;
6591     SCNetworkReachabilityRef reachability_;
6592 }
6593
6594 @end
6595
6596 @implementation HomeController
6597
6598 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6599     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6600 }
6601
6602 - (id) init {
6603     if ((self = [super init]) != nil) {
6604         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6605         [self reloadData];
6606
6607         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6608         if (reachability_ != NULL) {
6609             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6610             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6611
6612             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6613             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6614                 runloop_ = runloop;
6615         }
6616     } return self;
6617 }
6618
6619 - (void) dealloc {
6620     if (reachability_ != NULL && runloop_ != NULL)
6621         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6622     [super dealloc];
6623 }
6624
6625 - (NSURL *) navigationURL {
6626     return [NSURL URLWithString:@"cydia://home"];
6627 }
6628
6629 - (void) aboutButtonClicked {
6630     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6631
6632     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6633     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6634     [alert setCancelButtonIndex:0];
6635
6636     [alert setMessage:
6637         @"Copyright \u00a9 2008-2011\n"
6638         "SaurikIT, LLC\n"
6639         "\n"
6640         "Jay Freeman (saurik)\n"
6641         "saurik@saurik.com\n"
6642         "http://www.saurik.com/"
6643     ];
6644
6645     [alert show];
6646 }
6647
6648 - (UIBarButtonItem *) leftButton {
6649     return [[[UIBarButtonItem alloc]
6650         initWithTitle:UCLocalize("ABOUT")
6651         style:UIBarButtonItemStylePlain
6652         target:self
6653         action:@selector(aboutButtonClicked)
6654     ] autorelease];
6655 }
6656
6657 @end
6658 /* }}} */
6659 /* Manage Controller {{{ */
6660 @interface ManageController : CydiaWebViewController {
6661 }
6662
6663 - (void) queueStatusDidChange;
6664
6665 @end
6666
6667 @implementation ManageController
6668
6669 - (id) init {
6670     if ((self = [super init]) != nil) {
6671         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6672     } return self;
6673 }
6674
6675 - (NSURL *) navigationURL {
6676     return [NSURL URLWithString:@"cydia://manage"];
6677 }
6678
6679 - (UIBarButtonItem *) leftButton {
6680     return [[[UIBarButtonItem alloc]
6681         initWithTitle:UCLocalize("SETTINGS")
6682         style:UIBarButtonItemStylePlain
6683         target:self
6684         action:@selector(settingsButtonClicked)
6685     ] autorelease];
6686 }
6687
6688 - (void) settingsButtonClicked {
6689     [delegate_ showSettings];
6690 }
6691
6692 - (void) queueButtonClicked {
6693     [delegate_ queue];
6694 }
6695
6696 - (UIBarButtonItem *) rightButton {
6697     return Queuing_ ? [[[UIBarButtonItem alloc]
6698         initWithTitle:UCLocalize("QUEUE")
6699         style:UIBarButtonItemStyleDone
6700         target:self
6701         action:@selector(queueButtonClicked)
6702     ] autorelease] : nil;
6703 }
6704
6705 - (void) queueStatusDidChange {
6706     [self applyRightButton];
6707 }
6708
6709 - (bool) isLoading {
6710     return !Queuing_ && [super isLoading];
6711 }
6712
6713 @end
6714 /* }}} */
6715
6716 /* Refresh Bar {{{ */
6717 @interface RefreshBar : UINavigationBar {
6718     _H<UIProgressIndicator> indicator_;
6719     _H<UITextLabel> prompt_;
6720     _H<UIProgressBar> progress_;
6721     _H<UINavigationButton> cancel_;
6722 }
6723
6724 @end
6725
6726 @implementation RefreshBar
6727
6728 - (void) positionViews {
6729     CGRect frame = [cancel_ frame];
6730     frame.size = [cancel_ sizeThatFits:frame.size];
6731     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6732     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6733     [cancel_ setFrame:frame];
6734
6735     CGSize prgsize = {75, 100};
6736     CGRect prgrect = {{
6737         [self frame].size.width - prgsize.width - 10,
6738         ([self frame].size.height - prgsize.height) / 2
6739     } , prgsize};
6740     [progress_ setFrame:prgrect];
6741
6742     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6743     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6744     CGRect indrect = {{indoffset, indoffset}, indsize};
6745     [indicator_ setFrame:indrect];
6746
6747     CGSize prmsize = {215, indsize.height + 4};
6748     CGRect prmrect = {{
6749         indoffset * 2 + indsize.width,
6750         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6751     }, prmsize};
6752     [prompt_ setFrame:prmrect];
6753 }
6754
6755 - (void) setFrame:(CGRect)frame {
6756     [super setFrame:frame];
6757     [self positionViews];
6758 }
6759
6760 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6761     if ((self = [super initWithFrame:frame]) != nil) {
6762         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6763
6764         [self setBarStyle:UIBarStyleBlack];
6765
6766         UIBarStyle barstyle([self _barStyle:NO]);
6767         bool ugly(barstyle == UIBarStyleDefault);
6768
6769         UIProgressIndicatorStyle style = ugly ?
6770             UIProgressIndicatorStyleMediumBrown :
6771             UIProgressIndicatorStyleMediumWhite;
6772
6773         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6774         [(UIProgressIndicator *) indicator_ setStyle:style];
6775         [indicator_ startAnimation];
6776         [self addSubview:indicator_];
6777
6778         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6779         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6780         [prompt_ setBackgroundColor:[UIColor clearColor]];
6781         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6782         [self addSubview:prompt_];
6783
6784         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6785         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6786         [(UIProgressBar *) progress_ setStyle:0];
6787         [self addSubview:progress_];
6788
6789         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6790         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6791         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6792         [cancel_ setBarStyle:barstyle];
6793
6794         [self positionViews];
6795     } return self;
6796 }
6797
6798 - (void) setCancellable:(bool)cancellable {
6799     if (cancellable)
6800         [self addSubview:cancel_];
6801     else
6802         [cancel_ removeFromSuperview];
6803 }
6804
6805 - (void) start {
6806     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6807     [progress_ setProgress:0];
6808 }
6809
6810 - (void) stop {
6811     [self setCancellable:NO];
6812 }
6813
6814 - (void) setPrompt:(NSString *)prompt {
6815     [prompt_ setText:prompt];
6816 }
6817
6818 - (void) setProgress:(float)progress {
6819     [progress_ setProgress:progress];
6820 }
6821
6822 @end
6823 /* }}} */
6824
6825 /* Cydia Navigation Controller Interface {{{ */
6826 @interface UINavigationController (Cydia)
6827
6828 - (NSArray *) navigationURLCollection;
6829 - (void) unloadData;
6830
6831 @end
6832 /* }}} */
6833
6834 /* Cydia Tab Bar Controller {{{ */
6835 @interface CYTabBarController : UITabBarController <
6836     UITabBarControllerDelegate,
6837     ProgressDelegate
6838 > {
6839     _transient Database *database_;
6840     _H<RefreshBar, 1> refreshbar_;
6841
6842     bool dropped_;
6843     bool updating_;
6844     // XXX: ok, "updatedelegate_"?...
6845     _transient NSObject<CydiaDelegate> *updatedelegate_;
6846
6847     _H<UIViewController> remembered_;
6848     _transient UIViewController *transient_;
6849 }
6850
6851 - (NSArray *) navigationURLCollection;
6852 - (void) dropBar:(BOOL)animated;
6853 - (void) beginUpdate;
6854 - (void) raiseBar:(BOOL)animated;
6855 - (BOOL) updating;
6856 - (void) unloadData;
6857
6858 @end
6859
6860 @implementation CYTabBarController
6861
6862 - (void) didReceiveMemoryWarning {
6863     [super didReceiveMemoryWarning];
6864
6865     // presenting a UINavigationController on 2.x does not update its transitionView
6866     // it thereby will not allow its topViewController to be unloaded by memory pressure
6867     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6868         UIViewController *selected([self selectedViewController]);
6869         for (UINavigationController *controller in [self viewControllers])
6870             if (controller != selected)
6871                 if (UIViewController *top = [controller topViewController])
6872                     [top unloadView];
6873     }
6874 }
6875
6876 - (void) setUnselectedViewController:(UIViewController *)transient {
6877     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6878         if (transient != nil) {
6879             [[[self viewControllers] objectAtIndex:0] pushViewController:transient animated:YES];
6880             [self setSelectedIndex:0];
6881         } return;
6882     }
6883
6884     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6885     if (transient != nil) {
6886         UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
6887         [navigation setViewControllers:[NSArray arrayWithObject:transient]];
6888         transient = navigation;
6889
6890         if (transient_ == nil)
6891             remembered_ = [controllers objectAtIndex:0];
6892         transient_ = transient;
6893         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6894         [controllers replaceObjectAtIndex:0 withObject:transient_];
6895         [self setSelectedIndex:0];
6896         [self setViewControllers:controllers];
6897         [self concealTabBarSelection];
6898     } else if (remembered_ != nil) {
6899         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6900         transient_ = transient;
6901         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6902         remembered_ = nil;
6903         [self setViewControllers:controllers];
6904         [self revealTabBarSelection];
6905     }
6906 }
6907
6908 - (UIViewController *) unselectedViewController {
6909     return transient_;
6910 }
6911
6912 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6913     if ([self unselectedViewController])
6914         [self setUnselectedViewController:nil];
6915
6916     // presenting a UINavigationController on 2.x does not update its transitionView
6917     // if this view was unloaded, the tranitionView may currently be presenting nothing
6918     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6919         UINavigationController *navigation((UINavigationController *) viewController);
6920         [navigation pushViewController:[[[UIViewController alloc] init] autorelease] animated:NO];
6921         [navigation popViewControllerAnimated:NO];
6922     }
6923 }
6924
6925 - (NSArray *) navigationURLCollection {
6926     NSMutableArray *items([NSMutableArray array]);
6927
6928     // XXX: Should this deal with transient view controllers?
6929     for (id navigation in [self viewControllers]) {
6930         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6931         if (stack != nil)
6932             [items addObject:stack];
6933     }
6934
6935     return items;
6936 }
6937
6938 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6939     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6940         [self setUnselectedViewController:nil];
6941     else
6942         [super dismissModalViewControllerAnimated:YES];
6943 }
6944
6945 - (void) unloadData {
6946     [super unloadData];
6947
6948     for (UINavigationController *controller in [self viewControllers])
6949         [controller unloadData];
6950
6951     if (UIViewController *selected = [self selectedViewController])
6952         [selected reloadData];
6953
6954     if (UIViewController *unselected = [self unselectedViewController]) {
6955         [unselected unloadData];
6956         [unselected reloadData];
6957     }
6958 }
6959
6960 - (void) dealloc {
6961     [[NSNotificationCenter defaultCenter] removeObserver:self];
6962
6963     [super dealloc];
6964 }
6965
6966 - (id) initWithDatabase:(Database *)database {
6967     if ((self = [super init]) != nil) {
6968         database_ = database;
6969         [self setDelegate:self];
6970
6971         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6972         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6973
6974         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6975     } return self;
6976 }
6977
6978 - (void) setUpdate:(NSDate *)date {
6979     [self beginUpdate];
6980 }
6981
6982 - (void) beginUpdate {
6983     [(RefreshBar *) refreshbar_ start];
6984     [self dropBar:YES];
6985
6986     [updatedelegate_ retainNetworkActivityIndicator];
6987     updating_ = true;
6988
6989     [NSThread
6990         detachNewThreadSelector:@selector(performUpdate)
6991         toTarget:self
6992         withObject:nil
6993     ];
6994 }
6995
6996 - (void) performUpdate {
6997     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6998
6999     Status status;
7000     status.setDelegate(self);
7001     [database_ updateWithStatus:status];
7002
7003     [self
7004         performSelectorOnMainThread:@selector(completeUpdate)
7005         withObject:nil
7006         waitUntilDone:NO
7007     ];
7008
7009     [pool release];
7010 }
7011
7012 - (void) stopUpdateWithSelector:(SEL)selector {
7013     updating_ = false;
7014     [updatedelegate_ releaseNetworkActivityIndicator];
7015
7016     [self raiseBar:YES];
7017     [refreshbar_ stop];
7018
7019     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7020 }
7021
7022 - (void) completeUpdate {
7023     if (!updating_)
7024         return;
7025     [self stopUpdateWithSelector:@selector(reloadData)];
7026 }
7027
7028 - (void) cancelUpdate {
7029     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7030 }
7031
7032 - (void) cancelPressed {
7033     [self cancelUpdate];
7034 }
7035
7036 - (BOOL) updating {
7037     return updating_;
7038 }
7039
7040 - (void) addProgressEvent:(CydiaProgressEvent *)event {
7041     [refreshbar_ setPrompt:[event compoundMessage]];
7042 }
7043
7044 - (bool) isProgressCancelled {
7045     return !updating_;
7046 }
7047
7048 - (void) setProgressCancellable:(NSNumber *)cancellable {
7049     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
7050 }
7051
7052 - (void) setProgressPercent:(NSNumber *)percent {
7053     [refreshbar_ setProgress:[percent floatValue]];
7054 }
7055
7056 - (void) setProgressStatus:(NSDictionary *)status {
7057     if (status != nil)
7058         [self setProgressPercent:[status objectForKey:@"Percent"]];
7059 }
7060
7061 - (void) setUpdateDelegate:(id)delegate {
7062     updatedelegate_ = delegate;
7063 }
7064
7065 - (UIView *) transitionView {
7066     if ([self respondsToSelector:@selector(_transitionView)])
7067         return [self _transitionView];
7068     else
7069         return MSHookIvar<id>(self, "_viewControllerTransitionView");
7070 }
7071
7072 - (void) dropBar:(BOOL)animated {
7073     if (dropped_)
7074         return;
7075     dropped_ = true;
7076
7077     UIView *transition([self transitionView]);
7078     [[self view] addSubview:refreshbar_];
7079
7080     CGRect barframe([refreshbar_ frame]);
7081
7082     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7083         barframe.origin.y = CYStatusBarHeight();
7084     else
7085         barframe.origin.y = 0;
7086
7087     [refreshbar_ setFrame:barframe];
7088
7089     if (animated)
7090         [UIView beginAnimations:nil context:NULL];
7091
7092     CGRect viewframe = [transition frame];
7093     viewframe.origin.y += barframe.size.height;
7094     viewframe.size.height -= barframe.size.height;
7095     [transition setFrame:viewframe];
7096
7097     if (animated)
7098         [UIView commitAnimations];
7099
7100     // Ensure bar has the proper width for our view, it might have changed
7101     barframe.size.width = viewframe.size.width;
7102     [refreshbar_ setFrame:barframe];
7103 }
7104
7105 - (void) raiseBar:(BOOL)animated {
7106     if (!dropped_)
7107         return;
7108     dropped_ = false;
7109
7110     UIView *transition([self transitionView]);
7111     [refreshbar_ removeFromSuperview];
7112
7113     CGRect barframe([refreshbar_ frame]);
7114
7115     if (animated)
7116         [UIView beginAnimations:nil context:NULL];
7117
7118     CGRect viewframe = [transition frame];
7119     viewframe.origin.y -= barframe.size.height;
7120     viewframe.size.height += barframe.size.height;
7121     [transition setFrame:viewframe];
7122
7123     if (animated)
7124         [UIView commitAnimations];
7125 }
7126
7127 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7128     bool dropped(dropped_);
7129
7130     if (dropped)
7131         [self raiseBar:NO];
7132
7133     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7134
7135     if (dropped)
7136         [self dropBar:NO];
7137 }
7138
7139 - (void) statusBarFrameChanged:(NSNotification *)notification {
7140     if (dropped_) {
7141         [self raiseBar:NO];
7142         [self dropBar:NO];
7143     }
7144 }
7145
7146 @end
7147 /* }}} */
7148
7149 /* Cydia Navigation Controller Implementation {{{ */
7150 @implementation UINavigationController (Cydia)
7151
7152 - (NSArray *) navigationURLCollection {
7153     NSMutableArray *stack([NSMutableArray array]);
7154
7155     for (CyteViewController *controller in [self viewControllers]) {
7156         NSString *url = [[controller navigationURL] absoluteString];
7157         if (url != nil)
7158             [stack addObject:url];
7159     }
7160
7161     return stack;
7162 }
7163
7164 - (void) reloadData {
7165     [super reloadData];
7166
7167     UIViewController *visible([self visibleViewController]);
7168     if (visible != nil)
7169         [visible reloadData];
7170
7171     // on the iPad, this view controller is ALSO visible. :(
7172     if (IsWildcat_)
7173         if (UIViewController *top = [self topViewController])
7174             if (top != visible)
7175                 [top reloadData];
7176 }
7177
7178 - (void) unloadData {
7179     for (CyteViewController *page in [self viewControllers])
7180         [page unloadData];
7181
7182     [super unloadData];
7183 }
7184
7185 @end
7186 /* }}} */
7187
7188 /* Cydia:// Protocol {{{ */
7189 @interface CydiaURLProtocol : NSURLProtocol {
7190 }
7191
7192 @end
7193
7194 @implementation CydiaURLProtocol
7195
7196 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7197     NSURL *url([request URL]);
7198     if (url == nil)
7199         return NO;
7200
7201     NSString *scheme([[url scheme] lowercaseString]);
7202     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7203         return YES;
7204     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7205         return YES;
7206
7207     return NO;
7208 }
7209
7210 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7211     return request;
7212 }
7213
7214 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7215     id<NSURLProtocolClient> client([self client]);
7216     if (icon == nil)
7217         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7218     else {
7219         NSData *data(UIImagePNGRepresentation(icon));
7220
7221         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7222         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7223         [client URLProtocol:self didLoadData:data];
7224         [client URLProtocolDidFinishLoading:self];
7225     }
7226 }
7227
7228 - (void) startLoading {
7229     id<NSURLProtocolClient> client([self client]);
7230     NSURLRequest *request([self request]);
7231
7232     NSURL *url([request URL]);
7233     NSString *href([url absoluteString]);
7234     NSString *scheme([[url scheme] lowercaseString]);
7235
7236     NSString *path;
7237
7238     if ([scheme isEqualToString:@"cydia"])
7239         path = [href substringFromIndex:8];
7240     else if ([scheme isEqualToString:@"about"])
7241         path = [href substringFromIndex:12];
7242     else _assert(false);
7243
7244     NSRange slash([path rangeOfString:@"/"]);
7245
7246     NSString *command;
7247     if (slash.location == NSNotFound) {
7248         command = path;
7249         path = nil;
7250     } else {
7251         command = [path substringToIndex:slash.location];
7252         path = [path substringFromIndex:(slash.location + 1)];
7253     }
7254
7255     Database *database([Database sharedInstance]);
7256
7257     if ([command isEqualToString:@"package-icon"]) {
7258         if (path == nil)
7259             goto fail;
7260         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7261         Package *package([database packageWithName:path]);
7262         if (package == nil)
7263             goto fail;
7264         [package parse];
7265         UIImage *icon([package icon]);
7266         [self _returnPNGWithImage:icon forRequest:request];
7267     } else if ([command isEqualToString:@"uikit-image"]) {
7268         if (path == nil)
7269             goto fail;
7270         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7271         UIImage *icon(_UIImageWithName(path));
7272         [self _returnPNGWithImage:icon forRequest:request];
7273     } else if ([command isEqualToString:@"section-icon"]) {
7274         if (path == nil)
7275             goto fail;
7276         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7277         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7278         if (icon == nil)
7279             icon = [UIImage applicationImageNamed:@"unknown.png"];
7280         [self _returnPNGWithImage:icon forRequest:request];
7281     } else fail: {
7282         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7283     }
7284 }
7285
7286 - (void) stopLoading {
7287 }
7288
7289 @end
7290 /* }}} */
7291
7292 /* Section Controller {{{ */
7293 @interface SectionController : FilteredPackageListController {
7294     _H<IndirectDelegate, 1> indirect_;
7295     _H<CydiaObject> cydia_;
7296     _H<NSString> section_;
7297     std::vector< _H<CyteWebViewTableViewCell, 1> > promoted_;
7298 }
7299
7300 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7301
7302 @end
7303
7304 @implementation SectionController
7305
7306 - (NSURL *) referrerURL {
7307     NSString *name = section_;
7308     if (name == nil)
7309         name = @"all";
7310
7311     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@", UI_, [name stringByAddingPercentEscapesIncludingReserved]]];
7312 }
7313
7314 - (NSURL *) navigationURL {
7315     NSString *name = section_;
7316     if (name == nil)
7317         name = @"all";
7318
7319     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", [name stringByAddingPercentEscapesIncludingReserved]]];
7320 }
7321
7322 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7323     NSString *title;
7324     if (name == nil)
7325         title = UCLocalize("ALL_PACKAGES");
7326     else if (![name isEqual:@""])
7327         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7328     else
7329         title = UCLocalize("NO_SECTION");
7330
7331     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7332         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7333         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7334         section_ = name;
7335     } return self;
7336 }
7337
7338 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7339     return [super numberOfSectionsInTableView:list] + 1;
7340 }
7341
7342 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7343     return section == 0 ? nil : [super tableView:list titleForHeaderInSection:(section - 1)];
7344 }
7345
7346 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7347     return section == 0 ? promoted_.size() : [super tableView:list numberOfRowsInSection:(section - 1)];
7348 }
7349
7350 + (NSIndexPath *) adjustedIndexPath:(NSIndexPath *)path {
7351     return [NSIndexPath indexPathForRow:[path row] inSection:([path section] - 1)];
7352 }
7353
7354 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7355     if ([path section] != 0)
7356         return [super tableView:table cellForRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7357
7358     return promoted_[[path row]];
7359 }
7360
7361 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
7362     if ([path section] != 0)
7363         return [super tableView:table didSelectRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7364 }
7365
7366 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
7367     NSInteger section([super tableView:tableView sectionForSectionIndexTitle:title atIndex:index]);
7368     return section == 0 ? 0 : section + 1;
7369 }
7370
7371 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7372     NSURL *url([request URL]);
7373     if (url == nil)
7374         return;
7375
7376     if ([frame isEqualToString:@"_open"])
7377         [delegate_ openURL:url];
7378     else {
7379         WebFrame *frame(nil);
7380         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7381             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7382         if (frame == nil)
7383             frame = [view mainFrame];
7384
7385         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7386
7387         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7388         [controller setDelegate:delegate_];
7389         [[self navigationController] pushViewController:controller animated:YES];
7390     }
7391
7392     [listener ignore];
7393 }
7394
7395 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7396     return [CydiaWebViewController requestWithHeaders:request];
7397 }
7398
7399 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7400     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7401 }
7402
7403 - (void) loadView {
7404     [super loadView];
7405
7406     // XXX: this code is horrible. I mean, wtf Jay?
7407     if (ShowPromoted_ && [[Metadata_ objectForKey:@"ShowPromoted"] boolValue]) {
7408         promoted_.resize(1);
7409
7410         for (unsigned i(0); i != promoted_.size(); ++i) {
7411             CyteWebViewTableViewCell *promoted([CyteWebViewTableViewCell cellWithRequest:[NSURLRequest
7412                 requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sectionhead/%u/%@",
7413                     UI_, i, section_ == nil ? @"" : [section_ stringByAddingPercentEscapesIncludingReserved]]
7414                 ]]
7415
7416                 cachePolicy:NSURLRequestUseProtocolCachePolicy
7417                 timeoutInterval:120
7418             ]]);
7419
7420             [promoted setDelegate:self];
7421             promoted_[i] = promoted;
7422         }
7423     }
7424 }
7425
7426 - (void) setDelegate:(id)delegate {
7427     [super setDelegate:delegate];
7428     [cydia_ setDelegate:delegate];
7429 }
7430
7431 - (void) releaseSubviews {
7432     promoted_.clear();
7433     [super releaseSubviews];
7434 }
7435
7436 @end
7437 /* }}} */
7438 /* Sections Controller {{{ */
7439 @interface SectionsController : CyteViewController <
7440     UITableViewDataSource,
7441     UITableViewDelegate
7442 > {
7443     _transient Database *database_;
7444     _H<NSMutableArray> sections_;
7445     _H<NSMutableArray> filtered_;
7446     _H<UITableView, 2> list_;
7447 }
7448
7449 - (id) initWithDatabase:(Database *)database;
7450 - (void) editButtonClicked;
7451
7452 @end
7453
7454 @implementation SectionsController
7455
7456 - (NSURL *) navigationURL {
7457     return [NSURL URLWithString:@"cydia://sections"];
7458 }
7459
7460 - (void) updateNavigationItem {
7461     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7462     if ([sections_ count] == 0) {
7463         [[self navigationItem] setRightBarButtonItem:nil];
7464     } else {
7465         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7466             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7467             target:self
7468             action:@selector(editButtonClicked)
7469         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7470     }
7471 }
7472
7473 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7474     [super setEditing:editing animated:animated];
7475
7476     if (editing)
7477         [list_ reloadData];
7478     else
7479         [delegate_ updateData];
7480
7481     [self updateNavigationItem];
7482 }
7483
7484 - (void) viewDidAppear:(BOOL)animated {
7485     [super viewDidAppear:animated];
7486     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7487 }
7488
7489 - (void) viewWillDisappear:(BOOL)animated {
7490     [super viewWillDisappear:animated];
7491     [self setEditing:NO];
7492 }
7493
7494 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7495     Section *section = nil;
7496     int index = [indexPath row];
7497     if (![self isEditing]) {
7498         index -= 1;
7499         if (index >= 0)
7500             section = [filtered_ objectAtIndex:index];
7501     } else {
7502         section = [sections_ objectAtIndex:index];
7503     }
7504     return section;
7505 }
7506
7507 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7508     if ([self isEditing])
7509         return [sections_ count];
7510     else
7511         return [filtered_ count] + 1;
7512 }
7513
7514 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7515     return 45.0f;
7516 }*/
7517
7518 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7519     static NSString *reuseIdentifier = @"SectionCell";
7520
7521     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7522     if (cell == nil)
7523         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7524
7525     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7526
7527     return cell;
7528 }
7529
7530 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7531     if ([self isEditing])
7532         return;
7533
7534     Section *section = [self sectionAtIndexPath:indexPath];
7535
7536     SectionController *controller = [[[SectionController alloc]
7537         initWithDatabase:database_
7538         section:[section name]
7539     ] autorelease];
7540     [controller setDelegate:delegate_];
7541
7542     [[self navigationController] pushViewController:controller animated:YES];
7543 }
7544
7545 - (void) loadView {
7546     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7547     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7548     [list_ setRowHeight:45.0f];
7549     [(UITableView *) list_ setDataSource:self];
7550     [list_ setDelegate:self];
7551     [self setView:list_];
7552 }
7553
7554 - (void) viewDidLoad {
7555     [super viewDidLoad];
7556
7557     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7558 }
7559
7560 - (void) releaseSubviews {
7561     list_ = nil;
7562
7563     sections_ = nil;
7564     filtered_ = nil;
7565
7566     [super releaseSubviews];
7567 }
7568
7569 - (id) initWithDatabase:(Database *)database {
7570     if ((self = [super init]) != nil) {
7571         database_ = database;
7572     } return self;
7573 }
7574
7575 - (void) reloadData {
7576     [super reloadData];
7577
7578     NSArray *packages = [database_ packages];
7579
7580     sections_ = [NSMutableArray arrayWithCapacity:16];
7581     filtered_ = [NSMutableArray arrayWithCapacity:16];
7582
7583     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7584
7585     _trace();
7586     for (Package *package in packages) {
7587         NSString *name([package section]);
7588         NSString *key(name == nil ? @"" : name);
7589
7590         Section *section;
7591
7592         _profile(SectionsView$reloadData$Section)
7593             section = [sections objectForKey:key];
7594             if (section == nil) {
7595                 _profile(SectionsView$reloadData$Section$Allocate)
7596                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7597                     [sections setObject:section forKey:key];
7598                 _end
7599             }
7600         _end
7601
7602         [section addToCount];
7603
7604         _profile(SectionsView$reloadData$Filter)
7605             if (![package valid] || ![package visible])
7606                 continue;
7607         _end
7608
7609         [section addToRow];
7610     }
7611     _trace();
7612
7613     [sections_ addObjectsFromArray:[sections allValues]];
7614
7615     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7616
7617     for (Section *section in (id) sections_) {
7618         size_t count([section row]);
7619         if (count == 0)
7620             continue;
7621
7622         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7623         [section setCount:count];
7624         [filtered_ addObject:section];
7625     }
7626
7627     [self updateNavigationItem];
7628     [list_ reloadData];
7629     _trace();
7630 }
7631
7632 - (void) editButtonClicked {
7633     [self setEditing:![self isEditing] animated:YES];
7634 }
7635
7636 @end
7637 /* }}} */
7638
7639 /* Changes Controller {{{ */
7640 @interface ChangesController : CyteViewController <
7641     UITableViewDataSource,
7642     UITableViewDelegate
7643 > {
7644     _transient Database *database_;
7645     unsigned era_;
7646     _H<NSArray> packages_;
7647     _H<NSMutableArray> sections_;
7648     _H<UITableView, 2> list_;
7649     _H<CyteWebView, 1> dickbar_;
7650     unsigned upgrades_;
7651     _H<IndirectDelegate, 1> indirect_;
7652     _H<CydiaObject> cydia_;
7653 }
7654
7655 - (id) initWithDatabase:(Database *)database;
7656
7657 @end
7658
7659 @implementation ChangesController
7660
7661 - (NSURL *) navigationURL {
7662     return [NSURL URLWithString:@"cydia://changes"];
7663 }
7664
7665 - (void) viewDidAppear:(BOOL)animated {
7666     [super viewDidAppear:animated];
7667     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7668 }
7669
7670 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7671     NSInteger count([sections_ count]);
7672     return count == 0 ? 1 : count;
7673 }
7674
7675 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7676     if ([sections_ count] == 0)
7677         return nil;
7678     return [[sections_ objectAtIndex:section] name];
7679 }
7680
7681 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7682     if ([sections_ count] == 0)
7683         return 0;
7684     return [[sections_ objectAtIndex:section] count];
7685 }
7686
7687 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7688 @synchronized (database_) {
7689     if ([database_ era] != era_)
7690         return nil;
7691
7692     NSUInteger sectionIndex([path section]);
7693     if (sectionIndex >= [sections_ count])
7694         return nil;
7695     Section *section([sections_ objectAtIndex:sectionIndex]);
7696     NSInteger row([path row]);
7697     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7698 } }
7699
7700 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7701     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7702     if (cell == nil)
7703         cell = [[[PackageCell alloc] init] autorelease];
7704
7705     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7706     [cell setPackage:package asSummary:false];
7707     return cell;
7708 }
7709
7710 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7711     Package *package([self packageAtIndexPath:path]);
7712     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[NSString stringWithFormat:@"%@/#!/changes/", UI_]] autorelease]);
7713     [view setDelegate:delegate_];
7714     [[self navigationController] pushViewController:view animated:YES];
7715     return path;
7716 }
7717
7718 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7719     NSString *context([alert context]);
7720
7721     if ([context isEqualToString:@"norefresh"])
7722         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7723 }
7724
7725 - (void) refreshButtonClicked {
7726     if (IsReachable("cydia.saurik.com")) {
7727         [delegate_ beginUpdate];
7728         [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7729     } else {
7730         UIAlertView *alert = [[[UIAlertView alloc]
7731             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
7732             message:@"Host Unreachable" // XXX: Localize
7733             delegate:self
7734             cancelButtonTitle:UCLocalize("OK")
7735             otherButtonTitles:nil
7736         ] autorelease];
7737
7738         [alert setContext:@"norefresh"];
7739         [alert show];
7740     }
7741 }
7742
7743 - (void) upgradeButtonClicked {
7744     [delegate_ distUpgrade];
7745     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7746 }
7747
7748 - (void) loadView {
7749     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7750     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7751     [self setView:view];
7752
7753     list_ = [[[UITableView alloc] initWithFrame:[view bounds] style:UITableViewStylePlain] autorelease];
7754     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7755     [list_ setRowHeight:73];
7756     [(UITableView *) list_ setDataSource:self];
7757     [list_ setDelegate:self];
7758     [view addSubview:list_];
7759
7760     if (AprilFools_ && kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
7761         CGRect dickframe([view bounds]);
7762         dickframe.size.height = 44;
7763
7764         dickbar_ = [[[CyteWebView alloc] initWithFrame:dickframe] autorelease];
7765         [dickbar_ setDelegate:self];
7766         [view addSubview:dickbar_];
7767
7768         [dickbar_ setBackgroundColor:[UIColor clearColor]];
7769         [dickbar_ setScalesPageToFit:YES];
7770
7771         UIWebDocumentView *document([dickbar_ _documentView]);
7772         [document setBackgroundColor:[UIColor clearColor]];
7773         [document setDrawsBackground:NO];
7774
7775         WebView *webview([document webView]);
7776         [webview setShouldUpdateWhileOffscreen:NO];
7777
7778         UIScrollView *scroller([dickbar_ scrollView]);
7779         [scroller setScrollingEnabled:NO];
7780         [scroller setFixedBackgroundPattern:YES];
7781         [scroller setBackgroundColor:[UIColor clearColor]];
7782
7783         WebPreferences *preferences([webview preferences]);
7784         [preferences setCacheModel:WebCacheModelDocumentBrowser];
7785         [preferences setJavaScriptCanOpenWindowsAutomatically:YES];
7786         [preferences setOfflineWebApplicationCacheEnabled:YES];
7787
7788         [dickbar_ loadRequest:[NSURLRequest
7789             requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/dickbar/", UI_]]]
7790             cachePolicy:NSURLRequestUseProtocolCachePolicy
7791             timeoutInterval:120
7792         ]];
7793
7794         UIEdgeInsets inset = {44, 0, 0, 0};
7795         [list_ setContentInset:inset];
7796
7797         [dickbar_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
7798     }
7799 }
7800
7801 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7802     NSURL *url([request URL]);
7803     if (url == nil)
7804         return;
7805
7806     if ([frame isEqualToString:@"_open"])
7807         [delegate_ openURL:url];
7808     else {
7809         WebFrame *frame(nil);
7810         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7811             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7812         if (frame == nil)
7813             frame = [view mainFrame];
7814
7815         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7816
7817         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7818         [controller setDelegate:delegate_];
7819         [[self navigationController] pushViewController:controller animated:YES];
7820     }
7821
7822     [listener ignore];
7823 }
7824
7825 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7826     return [CydiaWebViewController requestWithHeaders:request];
7827 }
7828
7829 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7830     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7831 }
7832
7833 - (void) setDelegate:(id)delegate {
7834     [super setDelegate:delegate];
7835     [cydia_ setDelegate:delegate];
7836 }
7837
7838 - (void) viewDidLoad {
7839     [super viewDidLoad];
7840
7841     [[self navigationItem] setTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES"))];
7842 }
7843
7844 - (void) releaseSubviews {
7845     list_ = nil;
7846
7847     packages_ = nil;
7848     sections_ = nil;
7849     dickbar_ = nil;
7850
7851     [super releaseSubviews];
7852 }
7853
7854 - (id) initWithDatabase:(Database *)database {
7855     if ((self = [super init]) != nil) {
7856         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7857         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7858         database_ = database;
7859     } return self;
7860 }
7861
7862 - (NSMutableArray *) _reloadPackages {
7863 @synchronized (database_) {
7864     era_ = [database_ era];
7865     NSArray *packages([database_ packages]);
7866
7867     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7868
7869     _trace();
7870     _profile(ChangesController$_reloadPackages$Filter)
7871         for (Package *package in packages)
7872             if ([package upgradableAndEssential:YES] || [package visible])
7873                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7874     _end
7875     _trace();
7876     _profile(ChangesController$_reloadPackages$radixSort)
7877         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7878     _end
7879     _trace();
7880
7881     return filtered;
7882 } }
7883
7884 - (void) _reloadData {
7885     NSArray *packages;
7886
7887   reload:
7888     if (true) {
7889         UIProgressHUD *hud([delegate_ addProgressHUD]);
7890         [hud setText:UCLocalize("LOADING")];
7891         //NSLog(@"HUD:%@::%@", delegate_, hud);
7892         packages = [self yieldToSelector:@selector(_reloadPackages)];
7893         [delegate_ removeProgressHUD:hud];
7894     } else {
7895         packages = [self _reloadPackages];
7896     }
7897
7898 @synchronized (database_) {
7899     if (era_ != [database_ era])
7900         goto reload;
7901
7902     packages_ = packages;
7903     sections_ = [NSMutableArray arrayWithCapacity:16];
7904
7905     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7906     Section *ignored = nil;
7907     Section *section = nil;
7908     time_t last = 0;
7909
7910     upgrades_ = 0;
7911     bool unseens = false;
7912
7913     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7914
7915     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7916         Package *package = [packages_ objectAtIndex:offset];
7917
7918         BOOL uae = [package upgradableAndEssential:YES];
7919
7920         if (!uae) {
7921             unseens = true;
7922             time_t seen([package seen]);
7923
7924             if (section == nil || last != seen) {
7925                 last = seen;
7926
7927                 NSString *name;
7928                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7929                 [name autorelease];
7930
7931                 _profile(ChangesController$reloadData$Allocate)
7932                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7933                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7934                     [sections_ addObject:section];
7935                 _end
7936             }
7937
7938             [section addToCount];
7939         } else if ([package ignored]) {
7940             if (ignored == nil) {
7941                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7942             }
7943             [ignored addToCount];
7944         } else {
7945             ++upgrades_;
7946             [upgradable addToCount];
7947         }
7948     }
7949     _trace();
7950
7951     CFRelease(formatter);
7952
7953     if (unseens) {
7954         Section *last = [sections_ lastObject];
7955         size_t count = [last count];
7956         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7957         [sections_ removeLastObject];
7958     }
7959
7960     if ([ignored count] != 0)
7961         [sections_ insertObject:ignored atIndex:0];
7962     if (upgrades_ != 0)
7963         [sections_ insertObject:upgradable atIndex:0];
7964
7965     [list_ reloadData];
7966
7967     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7968         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7969         style:UIBarButtonItemStylePlain
7970         target:self
7971         action:@selector(upgradeButtonClicked)
7972     ] autorelease]) animated:YES];
7973
7974     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7975         initWithTitle:UCLocalize("REFRESH")
7976         style:UIBarButtonItemStylePlain
7977         target:self
7978         action:@selector(refreshButtonClicked)
7979     ] autorelease]) animated:YES];
7980
7981     PrintTimes();
7982 } }
7983
7984 - (void) reloadData {
7985     [super reloadData];
7986     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7987 }
7988
7989 @end
7990 /* }}} */
7991 /* Search Controller {{{ */
7992 @interface SearchController : FilteredPackageListController <
7993     UISearchBarDelegate
7994 > {
7995     _H<UISearchBar, 1> search_;
7996     BOOL searchloaded_;
7997 }
7998
7999 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
8000 - (void) reloadData;
8001
8002 @end
8003
8004 @implementation SearchController
8005
8006 - (NSURL *) referrerURL {
8007     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
8008 }
8009
8010 - (NSURL *) navigationURL {
8011     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
8012         return [NSURL URLWithString:@"cydia://search"];
8013     else
8014         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
8015 }
8016
8017 - (NSArray *) termsForQuery:(NSString *)query {
8018     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
8019     for (NSString *component in [query componentsSeparatedByString:@" "])
8020         if ([component length] != 0)
8021             [terms addObject:component];
8022
8023     return terms;
8024 }
8025
8026 - (void) useSearch {
8027     [self setObject:[self termsForQuery:[search_ text]] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
8028     [self clearData];
8029     [self reloadData];
8030 }
8031
8032 - (void) viewWillAppear:(BOOL)animated {
8033     [super viewWillAppear:animated];
8034
8035     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
8036         [self useSearch];
8037 }
8038
8039 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
8040     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8041     [self clearData];
8042     [self reloadData];
8043 }
8044
8045 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
8046     [search_ resignFirstResponder];
8047     [self useSearch];
8048 }
8049
8050 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
8051     [search_ setText:@""];
8052     [self searchBarButtonClicked:searchBar];
8053 }
8054
8055 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
8056     [self searchBarButtonClicked:searchBar];
8057 }
8058
8059 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
8060     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8061     [self reloadData];
8062 }
8063
8064 - (bool) shouldYield {
8065     return YES;
8066 }
8067
8068 - (bool) shouldBlock {
8069     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
8070 }
8071
8072 - (bool) isSummarized {
8073     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
8074 }
8075
8076 - (bool) showsSections {
8077     return false;
8078 }
8079
8080 - (NSMutableArray *) _reloadPackages {
8081     NSMutableArray *packages([super _reloadPackages]);
8082     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8083         [packages radixSortUsingSelector:@selector(rank)];
8084     return packages;
8085 }
8086
8087 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
8088     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[self termsForQuery:query]])) {
8089         search_ = [[[UISearchBar alloc] init] autorelease];
8090         [search_ setDelegate:self];
8091
8092         if (query != nil)
8093             [search_ setText:query];
8094     } return self;
8095 }
8096
8097 - (void) viewDidAppear:(BOOL)animated {
8098     [super viewDidAppear:animated];
8099
8100     if (!searchloaded_) {
8101         searchloaded_ = YES;
8102         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
8103         [search_ layoutSubviews];
8104         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
8105
8106         UITextField *textField;
8107         if ([search_ respondsToSelector:@selector(searchField)])
8108             textField = [search_ searchField];
8109         else
8110             textField = MSHookIvar<UITextField *>(search_, "_searchField");
8111
8112         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8113         [textField setEnablesReturnKeyAutomatically:NO];
8114         [[self navigationItem] setTitleView:textField];
8115     }
8116 }
8117
8118 - (void) reloadData {
8119     id object([search_ text]);
8120     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8121         object = [self termsForQuery:object];
8122
8123     [self setObject:object];
8124     [self resetCursor];
8125
8126     [super reloadData];
8127 }
8128
8129 - (void) didSelectPackage:(Package *)package {
8130     [search_ resignFirstResponder];
8131     [super didSelectPackage:package];
8132 }
8133
8134 @end
8135 /* }}} */
8136 /* Package Settings Controller {{{ */
8137 @interface PackageSettingsController : CyteViewController <
8138     UITableViewDataSource,
8139     UITableViewDelegate
8140 > {
8141     _transient Database *database_;
8142     _H<NSString> name_;
8143     _H<Package> package_;
8144     _H<UITableView, 2> table_;
8145     _H<UISwitch> subscribedSwitch_;
8146     _H<UISwitch> ignoredSwitch_;
8147     _H<UITableViewCell> subscribedCell_;
8148     _H<UITableViewCell> ignoredCell_;
8149 }
8150
8151 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
8152
8153 @end
8154
8155 @implementation PackageSettingsController
8156
8157 - (NSURL *) navigationURL {
8158     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
8159 }
8160
8161 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8162     if (package_ == nil)
8163         return 0;
8164
8165     if ([package_ installed] == nil)
8166         return 1;
8167     else
8168         return 2;
8169 }
8170
8171 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8172     if (package_ == nil)
8173         return 0;
8174
8175     // both sections contain just one item right now.
8176     return 1;
8177 }
8178
8179 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8180     return nil;
8181 }
8182
8183 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8184     if (section == 0)
8185         return UCLocalize("SHOW_ALL_CHANGES_EX");
8186     else
8187         return UCLocalize("IGNORE_UPGRADES_EX");
8188 }
8189
8190 - (void) onSubscribed:(id)control {
8191     bool value([control isOn]);
8192     if (package_ == nil)
8193         return;
8194     if ([package_ setSubscribed:value])
8195         [delegate_ updateData];
8196 }
8197
8198 - (void) _updateIgnored {
8199     const char *package([name_ UTF8String]);
8200     bool on([ignoredSwitch_ isOn]);
8201
8202     pid_t pid(ExecFork());
8203     if (pid == 0) {
8204         FILE *dpkg(popen("dpkg --set-selections", "w"));
8205         fwrite(package, strlen(package), 1, dpkg);
8206
8207         if (on)
8208             fwrite(" hold\n", 6, 1, dpkg);
8209         else
8210             fwrite(" install\n", 9, 1, dpkg);
8211
8212         pclose(dpkg);
8213
8214         exit(0);
8215         _assert(false);
8216     }
8217
8218     ReapZombie(pid);
8219 }
8220
8221 - (void) onIgnored:(id)control {
8222     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8223     [invocation setTarget:self];
8224     [invocation setSelector:@selector(_updateIgnored)];
8225
8226     [delegate_ reloadDataWithInvocation:invocation];
8227 }
8228
8229 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8230     if (package_ == nil)
8231         return nil;
8232
8233     switch ([indexPath section]) {
8234         case 0: return subscribedCell_;
8235         case 1: return ignoredCell_;
8236
8237         _nodefault
8238     }
8239
8240     return nil;
8241 }
8242
8243 - (void) loadView {
8244     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8245     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8246     [self setView:view];
8247
8248     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8249     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8250     [(UITableView *) table_ setDataSource:self];
8251     [table_ setDelegate:self];
8252     [view addSubview:table_];
8253
8254     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8255     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8256     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8257
8258     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8259     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8260     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8261
8262     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8263     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8264     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8265     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8266
8267     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8268     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8269     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8270     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8271 }
8272
8273 - (void) viewDidLoad {
8274     [super viewDidLoad];
8275
8276     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8277 }
8278
8279 - (void) releaseSubviews {
8280     ignoredCell_ = nil;
8281     subscribedCell_ = nil;
8282     table_ = nil;
8283     ignoredSwitch_ = nil;
8284     subscribedSwitch_ = nil;
8285
8286     [super releaseSubviews];
8287 }
8288
8289 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8290     if ((self = [super init]) != nil) {
8291         database_ = database;
8292         name_ = package;
8293     } return self;
8294 }
8295
8296 - (void) reloadData {
8297     [super reloadData];
8298
8299     package_ = [database_ packageWithName:name_];
8300
8301     if (package_ != nil) {
8302         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8303         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8304     } // XXX: what now, G?
8305
8306     [table_ reloadData];
8307 }
8308
8309 @end
8310 /* }}} */
8311
8312 /* Installed Controller {{{ */
8313 @interface InstalledController : FilteredPackageListController {
8314     BOOL expert_;
8315 }
8316
8317 - (id) initWithDatabase:(Database *)database;
8318
8319 - (void) updateRoleButton;
8320 - (void) queueStatusDidChange;
8321
8322 @end
8323
8324 @implementation InstalledController
8325
8326 - (NSURL *) referrerURL {
8327     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8328 }
8329
8330 - (NSURL *) navigationURL {
8331     return [NSURL URLWithString:@"cydia://installed"];
8332 }
8333
8334 - (id) initWithDatabase:(Database *)database {
8335     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8336         [self updateRoleButton];
8337         [self queueStatusDidChange];
8338     } return self;
8339 }
8340
8341 #if !AlwaysReload
8342 - (void) queueButtonClicked {
8343     [delegate_ queue];
8344 }
8345 #endif
8346
8347 - (void) queueStatusDidChange {
8348 #if !AlwaysReload
8349     if (IsWildcat_) {
8350         if (Queuing_) {
8351             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8352                 initWithTitle:UCLocalize("QUEUE")
8353                 style:UIBarButtonItemStyleDone
8354                 target:self
8355                 action:@selector(queueButtonClicked)
8356             ] autorelease]];
8357         } else {
8358             [[self navigationItem] setLeftBarButtonItem:nil];
8359         }
8360     }
8361 #endif
8362 }
8363
8364 - (void) updateRoleButton {
8365     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8366         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8367             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8368             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8369             target:self
8370             action:@selector(roleButtonClicked)
8371         ] autorelease]];
8372 }
8373
8374 - (void) roleButtonClicked {
8375     [self setObject:[NSNumber numberWithBool:expert_]];
8376     [self reloadData];
8377     expert_ = !expert_;
8378
8379     [self updateRoleButton];
8380 }
8381
8382 @end
8383 /* }}} */
8384
8385 /* Source Cell {{{ */
8386 @interface SourceCell : CyteTableViewCell <
8387     CyteTableViewCellDelegate
8388 > {
8389     _H<NSURL> url_;
8390     _H<UIImage> icon_;
8391     _H<NSString> origin_;
8392     _H<NSString> label_;
8393 }
8394
8395 - (void) setSource:(Source *)source;
8396
8397 @end
8398
8399 @implementation SourceCell
8400
8401 - (void) _setImage:(NSArray *)data {
8402     if ([url_ isEqual:[data objectAtIndex:0]]) {
8403         icon_ = [data objectAtIndex:1];
8404         [content_ setNeedsDisplay];
8405     }
8406 }
8407
8408 - (void) _setSource:(NSURL *) url {
8409     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8410
8411     if (NSData *data = [NSURLConnection
8412         sendSynchronousRequest:[NSURLRequest
8413             requestWithURL:url
8414             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8415             //timeoutInterval:5
8416         ]
8417
8418         returningResponse:NULL
8419         error:NULL
8420     ])
8421         if (UIImage *image = [UIImage imageWithData:data])
8422             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8423
8424     [pool release];
8425 }
8426
8427 - (void) setSource:(Source *)source {
8428     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8429
8430     origin_ = [source name];
8431     label_ = [source rooturi];
8432
8433     [content_ setNeedsDisplay];
8434
8435     url_ = [source iconURL];
8436     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8437 }
8438
8439 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8440     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8441         UIView *content([self contentView]);
8442         CGRect bounds([content bounds]);
8443
8444         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8445         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8446         [content_ setBackgroundColor:[UIColor whiteColor]];
8447         [content addSubview:content_];
8448
8449         [content_ setDelegate:self];
8450         [content_ setOpaque:YES];
8451
8452         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8453     } return self;
8454 }
8455
8456 - (NSString *) accessibilityLabel {
8457     return label_;
8458 }
8459
8460 - (void) drawContentRect:(CGRect)rect {
8461     bool highlighted(highlighted_);
8462     float width(rect.size.width);
8463
8464     if (icon_ != nil) {
8465         CGRect rect;
8466         rect.size = [(UIImage *) icon_ size];
8467
8468         while (rect.size.width > 32 || rect.size.height > 32) {
8469             rect.size.width /= 2;
8470             rect.size.height /= 2;
8471         }
8472
8473         rect.origin.x = 25 - rect.size.width / 2;
8474         rect.origin.y = 25 - rect.size.height / 2;
8475
8476         [icon_ drawInRect:rect];
8477     }
8478
8479     if (highlighted)
8480         UISetColor(White_);
8481
8482     if (!highlighted)
8483         UISetColor(Black_);
8484     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8485
8486     if (!highlighted)
8487         UISetColor(Gray_);
8488     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8489 }
8490
8491 @end
8492 /* }}} */
8493 /* Source Controller {{{ */
8494 @interface SourceController : FilteredPackageListController {
8495     _transient Source *source_;
8496     _H<NSString> key_;
8497 }
8498
8499 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8500
8501 @end
8502
8503 @implementation SourceController
8504
8505 - (NSURL *) referrerURL {
8506     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sources/%@", UI_, [key_ stringByAddingPercentEscapesIncludingReserved]]];
8507 }
8508
8509 - (NSURL *) navigationURL {
8510     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8511 }
8512
8513 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8514     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8515         source_ = source;
8516         key_ = [source key];
8517     } return self;
8518 }
8519
8520 - (void) reloadData {
8521     source_ = [database_ sourceWithKey:key_];
8522     key_ = [source_ key];
8523     [self setObject:source_];
8524
8525     [[self navigationItem] setTitle:[source_ label]];
8526
8527     [super reloadData];
8528 }
8529
8530 @end
8531 /* }}} */
8532 /* Sources Controller {{{ */
8533 @interface SourcesController : CyteViewController <
8534     UITableViewDataSource,
8535     UITableViewDelegate
8536 > {
8537     _transient Database *database_;
8538     unsigned era_;
8539
8540     _H<UITableView, 2> list_;
8541     _H<NSMutableArray> sources_;
8542     int offset_;
8543
8544     _H<NSString> href_;
8545     _H<UIProgressHUD> hud_;
8546     _H<NSError> error_;
8547
8548     //NSURLConnection *installer_;
8549     NSURLConnection *trivial_;
8550     NSURLConnection *trivial_bz2_;
8551     NSURLConnection *trivial_gz_;
8552     //NSURLConnection *automatic_;
8553
8554     BOOL cydia_;
8555 }
8556
8557 - (id) initWithDatabase:(Database *)database;
8558 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8559
8560 @end
8561
8562 @implementation SourcesController
8563
8564 - (void) _releaseConnection:(NSURLConnection *)connection {
8565     if (connection != nil) {
8566         [connection cancel];
8567         //[connection setDelegate:nil];
8568         [connection release];
8569     }
8570 }
8571
8572 - (void) dealloc {
8573     //[self _releaseConnection:installer_];
8574     [self _releaseConnection:trivial_];
8575     [self _releaseConnection:trivial_gz_];
8576     [self _releaseConnection:trivial_bz2_];
8577     //[self _releaseConnection:automatic_];
8578
8579     [super dealloc];
8580 }
8581
8582 - (NSURL *) navigationURL {
8583     return [NSURL URLWithString:@"cydia://sources"];
8584 }
8585
8586 - (void) viewDidAppear:(BOOL)animated {
8587     [super viewDidAppear:animated];
8588     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8589 }
8590
8591 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8592     return 1;
8593 }
8594
8595 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8596     return nil;
8597 }
8598
8599 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8600     return [sources_ count];
8601 }
8602
8603 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8604 @synchronized (database_) {
8605     if ([database_ era] != era_)
8606         return nil;
8607
8608     NSUInteger index([indexPath row]);
8609     return index < [sources_ count] ? [sources_ objectAtIndex:index] : nil;
8610 } }
8611
8612 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8613     static NSString *cellIdentifier = @"SourceCell";
8614
8615     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8616     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8617     [cell setSource:[self sourceAtIndexPath:indexPath]];
8618     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8619
8620     return cell;
8621 }
8622
8623 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8624     Source *source = [self sourceAtIndexPath:indexPath];
8625     if (source == nil) return;
8626
8627     SourceController *controller = [[[SourceController alloc]
8628         initWithDatabase:database_
8629         source:source
8630     ] autorelease];
8631
8632     [controller setDelegate:delegate_];
8633
8634     [[self navigationController] pushViewController:controller animated:YES];
8635 }
8636
8637 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8638     Source *source = [self sourceAtIndexPath:indexPath];
8639     return [source record] != nil;
8640 }
8641
8642 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8643     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8644         Source *source = [self sourceAtIndexPath:indexPath];
8645         if (source == nil) return;
8646
8647         [Sources_ removeObjectForKey:[source key]];
8648         [delegate_ _saveConfig];
8649         [delegate_ reloadDataWithInvocation:nil];
8650     }
8651 }
8652
8653 - (void) complete {
8654     [delegate_ addTrivialSource:href_];
8655     href_ = nil;
8656
8657     [delegate_ syncData];
8658 }
8659
8660 - (NSString *) getWarning {
8661     NSString *href(href_);
8662     NSRange colon([href rangeOfString:@"://"]);
8663     if (colon.location != NSNotFound)
8664         href = [href substringFromIndex:(colon.location + 3)];
8665     href = [href stringByAddingPercentEscapes];
8666     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8667
8668     NSURL *url([NSURL URLWithString:href]);
8669
8670     NSStringEncoding encoding;
8671     NSError *error(nil);
8672
8673     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8674         return [warning length] == 0 ? nil : warning;
8675     return nil;
8676 }
8677
8678 - (void) _endConnection:(NSURLConnection *)connection {
8679     // XXX: the memory management in this method is horribly awkward
8680
8681     NSURLConnection **field = NULL;
8682     if (connection == trivial_)
8683         field = &trivial_;
8684     else if (connection == trivial_bz2_)
8685         field = &trivial_bz2_;
8686     else if (connection == trivial_gz_)
8687         field = &trivial_gz_;
8688     _assert(field != NULL);
8689     [connection release];
8690     *field = nil;
8691
8692     if (
8693         trivial_ == nil &&
8694         trivial_bz2_ == nil &&
8695         trivial_gz_ == nil
8696     ) {
8697         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8698
8699         [delegate_ releaseNetworkActivityIndicator];
8700
8701         [delegate_ removeProgressHUD:hud_];
8702         hud_ = nil;
8703
8704         if (cydia_) {
8705             if (warning != nil) {
8706                 UIAlertView *alert = [[[UIAlertView alloc]
8707                     initWithTitle:UCLocalize("SOURCE_WARNING")
8708                     message:warning
8709                     delegate:self
8710                     cancelButtonTitle:UCLocalize("CANCEL")
8711                     otherButtonTitles:
8712                         UCLocalize("ADD_ANYWAY"),
8713                     nil
8714                 ] autorelease];
8715
8716                 [alert setContext:@"warning"];
8717                 [alert setNumberOfRows:1];
8718                 [alert show];
8719
8720                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8721                 error_ = nil;
8722                 return;
8723             }
8724
8725             [self complete];
8726         } else if (error_ != nil) {
8727             UIAlertView *alert = [[[UIAlertView alloc]
8728                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8729                 message:[error_ localizedDescription]
8730                 delegate:self
8731                 cancelButtonTitle:UCLocalize("OK")
8732                 otherButtonTitles:nil
8733             ] autorelease];
8734
8735             [alert setContext:@"urlerror"];
8736             [alert show];
8737
8738             href_ = nil;
8739         } else {
8740             UIAlertView *alert = [[[UIAlertView alloc]
8741                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8742                 message:UCLocalize("NOT_REPOSITORY_EX")
8743                 delegate:self
8744                 cancelButtonTitle:UCLocalize("OK")
8745                 otherButtonTitles:nil
8746             ] autorelease];
8747
8748             [alert setContext:@"trivial"];
8749             [alert show];
8750
8751             href_ = nil;
8752         }
8753
8754         error_ = nil;
8755     }
8756 }
8757
8758 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8759     switch ([response statusCode]) {
8760         case 200:
8761             cydia_ = YES;
8762     }
8763 }
8764
8765 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8766     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8767     error_ = error;
8768     [self _endConnection:connection];
8769 }
8770
8771 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8772     [self _endConnection:connection];
8773 }
8774
8775 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8776     NSURL *url([NSURL URLWithString:href]);
8777
8778     NSMutableURLRequest *request = [NSMutableURLRequest
8779         requestWithURL:url
8780         cachePolicy:NSURLRequestUseProtocolCachePolicy
8781         timeoutInterval:120.0
8782     ];
8783
8784     [request setHTTPMethod:method];
8785
8786     if (Machine_ != NULL)
8787         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8788
8789     if ([url isCydiaSecure]) {
8790         if (UniqueID_ != nil) {
8791             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8792             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8793         }
8794     }
8795
8796     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8797 }
8798
8799 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8800     NSString *context([alert context]);
8801
8802     if ([context isEqualToString:@"source"]) {
8803         switch (button) {
8804             case 1: {
8805                 NSString *href = [[alert textField] text];
8806
8807                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8808
8809                 if (![href hasSuffix:@"/"])
8810                     href_ = [href stringByAppendingString:@"/"];
8811                 else
8812                     href_ = href;
8813
8814                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8815                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8816                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8817                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8818
8819                 cydia_ = false;
8820
8821                 // XXX: this is stupid
8822                 hud_ = [delegate_ addProgressHUD];
8823                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8824                 [delegate_ retainNetworkActivityIndicator];
8825             } break;
8826
8827             case 0:
8828             break;
8829
8830             _nodefault
8831         }
8832
8833         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8834     } else if ([context isEqualToString:@"trivial"])
8835         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8836     else if ([context isEqualToString:@"urlerror"])
8837         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8838     else if ([context isEqualToString:@"warning"]) {
8839         switch (button) {
8840             case 1:
8841                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8842             break;
8843
8844             case 0:
8845             break;
8846
8847             _nodefault
8848         }
8849
8850         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8851     }
8852 }
8853
8854 - (void) loadView {
8855     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8856     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8857     [list_ setRowHeight:53];
8858     [(UITableView *) list_ setDataSource:self];
8859     [list_ setDelegate:self];
8860     [self setView:list_];
8861 }
8862
8863 - (void) viewDidLoad {
8864     [super viewDidLoad];
8865
8866     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8867     [self updateButtonsForEditingStatusAnimated:NO];
8868 }
8869
8870 - (void) viewWillDisappear:(BOOL)animated {
8871     [super viewWillAppear:animated];
8872
8873     [list_ setEditing:NO];
8874     [self updateButtonsForEditingStatusAnimated:NO];
8875 }
8876
8877 - (void) releaseSubviews {
8878     list_ = nil;
8879
8880     sources_ = nil;
8881
8882     [super releaseSubviews];
8883 }
8884
8885 - (id) initWithDatabase:(Database *)database {
8886     if ((self = [super init]) != nil) {
8887         database_ = database;
8888     } return self;
8889 }
8890
8891 - (void) reloadData {
8892     [super reloadData];
8893
8894 @synchronized (database_) {
8895     era_ = [database_ era];
8896
8897     pkgSourceList list;
8898     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8899         return;
8900
8901     sources_ = [NSMutableArray arrayWithCapacity:16];
8902     [sources_ addObjectsFromArray:[database_ sources]];
8903     _trace();
8904     [sources_ sortUsingSelector:@selector(compareByName:)];
8905     _trace();
8906
8907     int count([sources_ count]);
8908     offset_ = 0;
8909     for (int i = 0; i != count; i++) {
8910         if ([[sources_ objectAtIndex:i] record] == nil)
8911             break;
8912         offset_++;
8913     }
8914
8915     [list_ reloadData];
8916 } }
8917
8918 - (void) showAddSourcePrompt {
8919     UIAlertView *alert = [[[UIAlertView alloc]
8920         initWithTitle:UCLocalize("ENTER_APT_URL")
8921         message:nil
8922         delegate:self
8923         cancelButtonTitle:UCLocalize("CANCEL")
8924         otherButtonTitles:
8925             UCLocalize("ADD_SOURCE"),
8926         nil
8927     ] autorelease];
8928
8929     [alert setContext:@"source"];
8930
8931     [alert setNumberOfRows:1];
8932     [alert addTextFieldWithValue:@"http://" label:@""];
8933
8934     UITextInputTraits *traits = [[alert textField] textInputTraits];
8935     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8936     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8937     [traits setKeyboardType:UIKeyboardTypeURL];
8938     // XXX: UIReturnKeyDone
8939     [traits setReturnKeyType:UIReturnKeyNext];
8940
8941     [alert show];
8942 }
8943
8944 - (void) addButtonClicked {
8945     [self showAddSourcePrompt];
8946 }
8947
8948 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8949     BOOL editing([list_ isEditing]);
8950
8951     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8952         initWithTitle:UCLocalize("ADD")
8953         style:UIBarButtonItemStylePlain
8954         target:self
8955         action:@selector(addButtonClicked)
8956     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8957
8958     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8959         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8960         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8961         target:self
8962         action:@selector(editButtonClicked)
8963     ] autorelease] animated:animated];
8964
8965     if (IsWildcat_ && !editing)
8966         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8967             initWithTitle:UCLocalize("SETTINGS")
8968             style:UIBarButtonItemStylePlain
8969             target:self
8970             action:@selector(settingsButtonClicked)
8971         ] autorelease]];
8972 }
8973
8974 - (void) settingsButtonClicked {
8975     [delegate_ showSettings];
8976 }
8977
8978 - (void) editButtonClicked {
8979     [list_ setEditing:![list_ isEditing] animated:YES];
8980     [self updateButtonsForEditingStatusAnimated:YES];
8981 }
8982
8983 @end
8984 /* }}} */
8985
8986 /* Settings Controller {{{ */
8987 @interface SettingsController : CyteViewController <
8988     UITableViewDataSource,
8989     UITableViewDelegate
8990 > {
8991     _transient Database *database_;
8992     // XXX: ok, "roledelegate_"?...
8993     _transient id roledelegate_;
8994     _H<UITableView, 2> table_;
8995     _H<UISegmentedControl> segment_;
8996     _H<UIView> container_;
8997 }
8998
8999 - (void) showDoneButton;
9000 - (void) resizeSegmentedControl;
9001
9002 @end
9003
9004 @implementation SettingsController
9005
9006 - (void) loadView {
9007     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
9008     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9009     [table_ setDelegate:self];
9010     [(UITableView *) table_ setDataSource:self];
9011     [self setView:table_];
9012
9013     NSArray *items = [NSArray arrayWithObjects:
9014         UCLocalize("USER"),
9015         UCLocalize("HACKER"),
9016         UCLocalize("DEVELOPER"),
9017     nil];
9018     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
9019     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
9020     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
9021     [container_ addSubview:segment_];
9022 }
9023
9024 - (void) viewDidLoad {
9025     [super viewDidLoad];
9026
9027     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
9028
9029     int index = -1;
9030     if ([Role_ isEqualToString:@"User"]) index = 0;
9031     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
9032     if ([Role_ isEqualToString:@"Developer"]) index = 2;
9033     if (index != -1) {
9034         [segment_ setSelectedSegmentIndex:index];
9035         [self showDoneButton];
9036     }
9037
9038     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
9039     [self resizeSegmentedControl];
9040 }
9041
9042 - (void) releaseSubviews {
9043     table_ = nil;
9044     segment_ = nil;
9045     container_ = nil;
9046
9047     [super releaseSubviews];
9048 }
9049
9050 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
9051     if ((self = [super init]) != nil) {
9052         database_ = database;
9053         roledelegate_ = delegate;
9054     } return self;
9055 }
9056
9057 - (void) resizeSegmentedControl {
9058     CGFloat width = [[self view] frame].size.width;
9059     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
9060 }
9061
9062 - (void) viewWillAppear:(BOOL)animated {
9063     [super viewWillAppear:animated];
9064
9065     [self resizeSegmentedControl];
9066 }
9067
9068 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
9069     [self resizeSegmentedControl];
9070 }
9071
9072 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
9073     [self resizeSegmentedControl];
9074 }
9075
9076 - (void) save {
9077     NSString *role(nil);
9078
9079     switch ([segment_ selectedSegmentIndex]) {
9080         case 0: role = @"User"; break;
9081         case 1: role = @"Hacker"; break;
9082         case 2: role = @"Developer"; break;
9083
9084         _nodefault
9085     }
9086
9087     if (![role isEqualToString:Role_]) {
9088         bool rolling(Role_ == nil);
9089         Role_ = role;
9090
9091         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
9092             Role_, @"Role",
9093         nil];
9094
9095         [Metadata_ setObject:Settings_ forKey:@"Settings"];
9096         Changed_ = true;
9097
9098         if (rolling)
9099             [roledelegate_ loadData];
9100         else
9101             [roledelegate_ updateData];
9102     }
9103 }
9104
9105 - (void) segmentChanged:(UISegmentedControl *)control {
9106     [self showDoneButton];
9107 }
9108
9109 - (void) saveAndClose {
9110     [self save];
9111
9112     [[self navigationItem] setRightBarButtonItem:nil];
9113     [[self navigationController] dismissModalViewControllerAnimated:YES];
9114 }
9115
9116 - (void) doneButtonClicked {
9117     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
9118     [spinner startAnimating];
9119     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
9120     [[self navigationItem] setRightBarButtonItem:spinItem];
9121
9122     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
9123 }
9124
9125 - (void) showDoneButton {
9126     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
9127         initWithTitle:UCLocalize("DONE")
9128         style:UIBarButtonItemStyleDone
9129         target:self
9130         action:@selector(doneButtonClicked)
9131     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
9132 }
9133
9134 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
9135     // XXX: For not having a single cell in the table, this sure is a lot of sections.
9136     return 6;
9137 }
9138
9139 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
9140     return 0; // :(
9141 }
9142
9143 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
9144     return nil; // This method is required by the protocol.
9145 }
9146
9147 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
9148     if (section == 1)
9149         return UCLocalize("ROLE_EX");
9150     if (section == 4)
9151         return [NSString stringWithFormat:
9152             @"%@: %@\n%@: %@\n%@: %@",
9153             UCLocalize("USER"), UCLocalize("USER_EX"),
9154             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
9155             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
9156         ];
9157     else return nil;
9158 }
9159
9160 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
9161     return section == 3 ? 44.0f : 0;
9162 }
9163
9164 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
9165     return section == 3 ? container_ : nil;
9166 }
9167
9168 - (void) reloadData {
9169     [super reloadData];
9170
9171     [table_ reloadData];
9172 }
9173
9174 @end
9175 /* }}} */
9176 /* Stash Controller {{{ */
9177 @interface StashController : CyteViewController {
9178     _H<UIActivityIndicatorView> spinner_;
9179     _H<UILabel> status_;
9180     _H<UILabel> caption_;
9181 }
9182
9183 @end
9184
9185 @implementation StashController
9186
9187 - (void) loadView {
9188     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
9189     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
9190     [self setView:view];
9191
9192     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
9193
9194     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
9195     CGRect spinrect = [spinner_ frame];
9196     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
9197     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
9198     [spinner_ setFrame:spinrect];
9199     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
9200     [view addSubview:spinner_];
9201     [spinner_ startAnimating];
9202
9203     CGRect captrect;
9204     captrect.size.width = [[self view] frame].size.width;
9205     captrect.size.height = 40.0f;
9206     captrect.origin.x = 0;
9207     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
9208     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
9209     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
9210     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9211     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
9212     [caption_ setTextColor:[UIColor whiteColor]];
9213     [caption_ setBackgroundColor:[UIColor clearColor]];
9214     [caption_ setShadowColor:[UIColor blackColor]];
9215     [caption_ setTextAlignment:UITextAlignmentCenter];
9216     [view addSubview:caption_];
9217
9218     CGRect statusrect;
9219     statusrect.size.width = [[self view] frame].size.width;
9220     statusrect.size.height = 30.0f;
9221     statusrect.origin.x = 0;
9222     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
9223     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
9224     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9225     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
9226     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
9227     [status_ setTextColor:[UIColor whiteColor]];
9228     [status_ setBackgroundColor:[UIColor clearColor]];
9229     [status_ setShadowColor:[UIColor blackColor]];
9230     [status_ setTextAlignment:UITextAlignmentCenter];
9231     [view addSubview:status_];
9232 }
9233
9234 - (void) releaseSubviews {
9235     spinner_ = nil;
9236     status_ = nil;
9237     caption_ = nil;
9238
9239     [super releaseSubviews];
9240 }
9241
9242 @end
9243 /* }}} */
9244
9245 @interface CYURLCache : SDURLCache {
9246 }
9247
9248 @end
9249
9250 @implementation CYURLCache
9251
9252 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
9253 #if !ForRelease
9254     if (false);
9255     else if ([event isEqualToString:@"no-cache"])
9256         event = @"!!!";
9257     else if ([event isEqualToString:@"store"])
9258         event = @">>>";
9259     else if ([event isEqualToString:@"invalid"])
9260         event = @"???";
9261     else if ([event isEqualToString:@"memory"])
9262         event = @"mem";
9263     else if ([event isEqualToString:@"disk"])
9264         event = @"ssd";
9265     else if ([event isEqualToString:@"miss"])
9266         event = @"---";
9267
9268     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
9269 #endif
9270 }
9271
9272 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
9273     if (NSURLResponse *response = [cached response])
9274         if (NSString *mime = [response MIMEType])
9275             if ([mime isEqualToString:@"text/cache-manifest"]) {
9276                 NSURL *url([response URL]);
9277
9278 #if !ForRelease
9279                 NSLog(@"###: %@", [url absoluteString]);
9280 #endif
9281
9282                 @synchronized (HostConfig_) {
9283                     [CachedURLs_ addObject:url];
9284                 }
9285             }
9286
9287     [super storeCachedResponse:cached forRequest:request];
9288 }
9289
9290 @end
9291
9292 @interface Cydia : UIApplication <
9293     ConfirmationControllerDelegate,
9294     DatabaseDelegate,
9295     CydiaDelegate,
9296     UINavigationControllerDelegate,
9297     UITabBarControllerDelegate
9298 > {
9299     _H<UIWindow> window_;
9300     _H<CYTabBarController> tabbar_;
9301     _H<CydiaLoadingViewController> emulated_;
9302
9303     _H<NSMutableArray> essential_;
9304     _H<NSMutableArray> broken_;
9305
9306     Database *database_;
9307
9308     _H<NSURL> starturl_;
9309
9310     unsigned locked_;
9311     unsigned activity_;
9312
9313     _H<StashController> stash_;
9314
9315     bool loaded_;
9316 }
9317
9318 - (void) loadData;
9319
9320 @end
9321
9322 @implementation Cydia
9323
9324 - (void) beginUpdate {
9325     [tabbar_ beginUpdate];
9326 }
9327
9328 - (BOOL) updating {
9329     return [tabbar_ updating];
9330 }
9331
9332 - (void) _loaded {
9333     if ([broken_ count] != 0) {
9334         int count = [broken_ count];
9335
9336         UIAlertView *alert = [[[UIAlertView alloc]
9337             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9338             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9339             delegate:self
9340             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
9341             otherButtonTitles:
9342                 UCLocalize("TEMPORARY_IGNORE"),
9343             nil
9344         ] autorelease];
9345
9346         [alert setContext:@"fixhalf"];
9347         [alert setNumberOfRows:2];
9348         [alert show];
9349     } else if (!Ignored_ && [essential_ count] != 0) {
9350         int count = [essential_ count];
9351
9352         UIAlertView *alert = [[[UIAlertView alloc]
9353             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9354             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9355             delegate:self
9356             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9357             otherButtonTitles:
9358                 UCLocalize("UPGRADE_ESSENTIAL"),
9359                 UCLocalize("COMPLETE_UPGRADE"),
9360             nil
9361         ] autorelease];
9362
9363         [alert setContext:@"upgrade"];
9364         [alert show];
9365     }
9366 }
9367
9368 - (void) returnToCydia {
9369     [self _loaded];
9370 }
9371
9372 - (void) _saveConfig {
9373     @synchronized (database_) {
9374         _trace();
9375         MetaFile_.Sync();
9376         _trace();
9377     }
9378
9379     if (Changed_) {
9380         NSString *error(nil);
9381
9382         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9383             _trace();
9384             NSError *error(nil);
9385             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9386                 NSLog(@"failure to save metadata data: %@", error);
9387             _trace();
9388
9389             Changed_ = false;
9390         } else {
9391             NSLog(@"failure to serialize metadata: %@", error);
9392         }
9393     }
9394
9395     CydiaWriteSources();
9396 }
9397
9398 // Navigation controller for the queuing badge.
9399 - (UINavigationController *) queueNavigationController {
9400     NSArray *controllers = [tabbar_ viewControllers];
9401     return [controllers objectAtIndex:3];
9402 }
9403
9404 - (void) unloadData {
9405     [tabbar_ unloadData];
9406 }
9407
9408 - (void) _updateData {
9409     [self _saveConfig];
9410     [self unloadData];
9411
9412     UINavigationController *navigation = [self queueNavigationController];
9413
9414     id queuedelegate = nil;
9415     if ([[navigation viewControllers] count] > 0)
9416         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9417
9418     [queuedelegate queueStatusDidChange];
9419     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9420 }
9421
9422 - (void) _refreshIfPossible:(NSDate *)update {
9423     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9424
9425     bool recently = false;
9426     if (update != nil) {
9427         NSTimeInterval interval([update timeIntervalSinceNow]);
9428         if (interval <= 0 && interval > -(15*60))
9429             recently = true;
9430     }
9431
9432     // Don't automatic refresh if:
9433     //  - We already refreshed recently.
9434     //  - We already auto-refreshed this launch.
9435     //  - Auto-refresh is disabled.
9436     if (recently || loaded_ || ManualRefresh) {
9437         // If we are cancelling, we need to make sure it knows it's already loaded.
9438         loaded_ = true;
9439
9440         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9441     } else {
9442         // We are going to load, so remember that.
9443         loaded_ = true;
9444
9445         // If we can reach the server, auto-refresh!
9446         if (IsReachable("cydia.saurik.com"))
9447             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9448     }
9449
9450     [pool release];
9451 }
9452
9453 - (void) refreshIfPossible {
9454     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9455 }
9456
9457 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9458 @synchronized (self) {
9459     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9460     [hud setText:UCLocalize("RELOADING_DATA")];
9461
9462     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9463
9464     size_t changes(0);
9465
9466     [essential_ removeAllObjects];
9467     [broken_ removeAllObjects];
9468
9469     NSArray *packages([database_ packages]);
9470     for (Package *package in packages) {
9471         if ([package half])
9472             [broken_ addObject:package];
9473         if ([package upgradableAndEssential:NO] && ![package ignored]) {
9474             if ([package essential])
9475                 [essential_ addObject:package];
9476             ++changes;
9477         }
9478     }
9479
9480     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9481     if (changes != 0) {
9482         _trace();
9483         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9484         [changesItem setBadgeValue:badge];
9485         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9486         [self setApplicationIconBadgeNumber:changes];
9487     } else {
9488         _trace();
9489         [changesItem setBadgeValue:nil];
9490         [changesItem setAnimatedBadge:NO];
9491         [self setApplicationIconBadgeNumber:0];
9492     }
9493
9494     [self _updateData];
9495
9496     if (hud != nil)
9497         [self removeProgressHUD:hud];
9498 } }
9499
9500 - (void) updateData {
9501     [self _updateData];
9502 }
9503
9504 - (void) updateDataAndLoad {
9505     [self _updateData];
9506     if ([database_ progressDelegate] == nil)
9507         [self _loaded];
9508 }
9509
9510 - (void) update_ {
9511     [database_ update];
9512     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9513 }
9514
9515 - (void) disemulate {
9516     if (emulated_ == nil)
9517         return;
9518
9519     [window_ addSubview:[tabbar_ view]];
9520     [[emulated_ view] removeFromSuperview];
9521     emulated_ = nil;
9522     [window_ setUserInteractionEnabled:YES];
9523 }
9524
9525 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9526     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9527     if (IsWildcat_)
9528         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9529
9530     UIViewController *parent;
9531     if (emulated_ == nil)
9532         parent = tabbar_;
9533     else if (!force)
9534         parent = emulated_;
9535     else {
9536         [self disemulate];
9537         parent = tabbar_;
9538     }
9539
9540     [parent presentModalViewController:navigation animated:YES];
9541 }
9542
9543 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9544     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9545
9546     if (navigation != nil)
9547         [navigation pushViewController:progress animated:YES];
9548     else
9549         [self presentModalViewController:progress force:YES];
9550
9551     [progress invoke:invocation withTitle:title];
9552     return progress;
9553 }
9554
9555 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9556     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9557 }
9558
9559 - (void) repairWithInvocation:(NSInvocation *)invocation {
9560     _trace();
9561     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9562     _trace();
9563 }
9564
9565 - (void) repairWithSelector:(SEL)selector {
9566     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9567 }
9568
9569 - (void) reloadData {
9570     [self reloadDataWithInvocation:nil];
9571     if ([database_ progressDelegate] == nil)
9572         [self _loaded];
9573 }
9574
9575 - (void) syncData {
9576     [self _saveConfig];
9577     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9578 }
9579
9580 - (void) addSource:(NSDictionary *) source {
9581     CydiaAddSource(source);
9582 }
9583
9584 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9585     CydiaAddSource(href, distribution, sections);
9586 }
9587
9588 - (void) addTrivialSource:(NSString *)href {
9589     CydiaAddSource(href, @"./");
9590 }
9591
9592 - (void) updateValues {
9593     Changed_ = true;
9594 }
9595
9596 - (void) resolve {
9597     pkgProblemResolver *resolver = [database_ resolver];
9598
9599     resolver->InstallProtect();
9600     if (!resolver->Resolve(true))
9601         _error->Discard();
9602 }
9603
9604 - (bool) perform {
9605     // XXX: this is a really crappy way of doing this.
9606     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9607     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9608     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9609     if ([tabbar_ updating])
9610         [tabbar_ cancelUpdate];
9611
9612     if (![database_ prepare])
9613         return false;
9614
9615     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9616     [page setDelegate:self];
9617     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9618
9619     if (IsWildcat_)
9620         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9621     [tabbar_ presentModalViewController:confirm_ animated:YES];
9622
9623     return true;
9624 }
9625
9626 - (void) queue {
9627     @synchronized (self) {
9628         [self perform];
9629     }
9630 }
9631
9632 - (void) clearPackage:(Package *)package {
9633     @synchronized (self) {
9634         [package clear];
9635         [self resolve];
9636         [self perform];
9637     }
9638 }
9639
9640 - (void) installPackages:(NSArray *)packages {
9641     @synchronized (self) {
9642         for (Package *package in packages)
9643             [package install];
9644         [self resolve];
9645         [self perform];
9646     }
9647 }
9648
9649 - (void) installPackage:(Package *)package {
9650     @synchronized (self) {
9651         [package install];
9652         [self resolve];
9653         [self perform];
9654     }
9655 }
9656
9657 - (void) removePackage:(Package *)package {
9658     @synchronized (self) {
9659         [package remove];
9660         [self resolve];
9661         [self perform];
9662     }
9663 }
9664
9665 - (void) distUpgrade {
9666     @synchronized (self) {
9667         if (![database_ upgrade])
9668             return;
9669         [self perform];
9670     }
9671 }
9672
9673 - (void) perform_ {
9674     [database_ perform];
9675     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9676 }
9677
9678 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9679     Queuing_ = false;
9680     ++locked_;
9681     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9682     --locked_;
9683 }
9684
9685 - (void) showSettings {
9686     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9687 }
9688
9689 - (void) retainNetworkActivityIndicator {
9690     if (activity_++ == 0)
9691         [self setNetworkActivityIndicatorVisible:YES];
9692
9693 #if TraceLogging
9694     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9695 #endif
9696 }
9697
9698 - (void) releaseNetworkActivityIndicator {
9699     if (--activity_ == 0)
9700         [self setNetworkActivityIndicatorVisible:NO];
9701
9702 #if TraceLogging
9703     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9704 #endif
9705
9706 }
9707
9708 - (void) cancelAndClear:(bool)clear {
9709     @synchronized (self) {
9710         if (clear) {
9711             [database_ clear];
9712             Queuing_ = false;
9713         } else {
9714             Queuing_ = true;
9715         }
9716
9717         [self _updateData];
9718     }
9719 }
9720
9721 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9722     NSString *context([alert context]);
9723
9724     if ([context isEqualToString:@"conffile"]) {
9725         FILE *input = [database_ input];
9726         if (button == [alert cancelButtonIndex])
9727             fprintf(input, "N\n");
9728         else if (button == [alert firstOtherButtonIndex])
9729             fprintf(input, "Y\n");
9730         fflush(input);
9731
9732         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9733     } else if ([context isEqualToString:@"fixhalf"]) {
9734         if (button == [alert cancelButtonIndex]) {
9735             @synchronized (self) {
9736                 for (Package *broken in (id) broken_) {
9737                     [broken remove];
9738
9739                     NSString *id = [broken id];
9740                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9741                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9742                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9743                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9744                 }
9745
9746                 [self resolve];
9747                 [self perform];
9748             }
9749         } else if (button == [alert firstOtherButtonIndex]) {
9750             [broken_ removeAllObjects];
9751             [self _loaded];
9752         }
9753
9754         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9755     } else if ([context isEqualToString:@"upgrade"]) {
9756         if (button == [alert firstOtherButtonIndex]) {
9757             @synchronized (self) {
9758                 for (Package *essential in (id) essential_)
9759                     [essential install];
9760
9761                 [self resolve];
9762                 [self perform];
9763             }
9764         } else if (button == [alert firstOtherButtonIndex] + 1) {
9765             [self distUpgrade];
9766         } else if (button == [alert cancelButtonIndex]) {
9767             Ignored_ = YES;
9768         }
9769
9770         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9771     }
9772 }
9773
9774 - (void) system:(NSString *)command {
9775     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9776
9777     _trace();
9778     system([command UTF8String]);
9779     _trace();
9780
9781     [pool release];
9782 }
9783
9784 - (void) applicationWillSuspend {
9785     [database_ clean];
9786     [super applicationWillSuspend];
9787 }
9788
9789 - (BOOL) isSafeToSuspend {
9790     if (locked_ != 0) {
9791 #if !ForRelease
9792         NSLog(@"isSafeToSuspend: locked_ != 0");
9793 #endif
9794         return false;
9795     }
9796
9797     // Use external process status API internally.
9798     // This is probably a really bad idea.
9799     // XXX: what is the point of this? does this solve anything at all?
9800     uint64_t status = 0;
9801     int notify_token;
9802     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9803         notify_get_state(notify_token, &status);
9804         notify_cancel(notify_token);
9805     }
9806
9807     if (status != 0) {
9808 #if !ForRelease
9809         NSLog(@"isSafeToSuspend: status != 0");
9810 #endif
9811         return false;
9812     }
9813
9814 #if !ForRelease
9815     NSLog(@"isSafeToSuspend: -> true");
9816 #endif
9817     return true;
9818 }
9819
9820 - (void) applicationSuspend:(__GSEvent *)event {
9821     if ([self isSafeToSuspend])
9822         [super applicationSuspend:event];
9823 }
9824
9825 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9826     if ([self isSafeToSuspend])
9827         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9828 }
9829
9830 - (void) _setSuspended:(BOOL)value {
9831     if ([self isSafeToSuspend])
9832         [super _setSuspended:value];
9833 }
9834
9835 - (UIProgressHUD *) addProgressHUD {
9836     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9837     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9838
9839     [window_ setUserInteractionEnabled:NO];
9840
9841     UIViewController *target(tabbar_);
9842     if (UIViewController *modal = [target modalViewController])
9843         target = modal;
9844
9845     [hud showInView:[target view]];
9846
9847     ++locked_;
9848     return hud;
9849 }
9850
9851 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9852     --locked_;
9853     [hud hide];
9854     [hud removeFromSuperview];
9855     [window_ setUserInteractionEnabled:YES];
9856 }
9857
9858 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9859     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9860 }
9861
9862 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9863     NSString *scheme([[url scheme] lowercaseString]);
9864     if ([[url absoluteString] length] <= [scheme length] + 3)
9865         return nil;
9866     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9867     NSArray *components([path componentsSeparatedByString:@"/"]);
9868
9869     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9870         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9871         if (controller != nil)
9872             [controller setDelegate:self];
9873         return controller;
9874     }
9875
9876     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9877         return nil;
9878
9879     NSString *base([components objectAtIndex:0]);
9880
9881     CyteViewController *controller = nil;
9882
9883     if ([base isEqualToString:@"url"]) {
9884         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9885         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9886         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9887     } else if (!external && [components count] == 1) {
9888         if ([base isEqualToString:@"manage"]) {
9889             controller = [[[ManageController alloc] init] autorelease];
9890         }
9891
9892         if ([base isEqualToString:@"storage"]) {
9893             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9894         }
9895
9896         if ([base isEqualToString:@"sources"]) {
9897             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9898         }
9899
9900         if ([base isEqualToString:@"home"]) {
9901             controller = [[[HomeController alloc] init] autorelease];
9902         }
9903
9904         if ([base isEqualToString:@"sections"]) {
9905             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9906         }
9907
9908         if ([base isEqualToString:@"search"]) {
9909             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9910         }
9911
9912         if ([base isEqualToString:@"changes"]) {
9913             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9914         }
9915
9916         if ([base isEqualToString:@"installed"]) {
9917             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9918         }
9919     } else if ([components count] == 2) {
9920         NSString *argument = [components objectAtIndex:1];
9921
9922         if ([base isEqualToString:@"package"]) {
9923             controller = [self pageForPackage:argument withReferrer:referrer];
9924         }
9925
9926         if (!external && [base isEqualToString:@"search"]) {
9927             controller = [[[SearchController alloc] initWithDatabase:database_ query:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9928         }
9929
9930         if (!external && [base isEqualToString:@"sections"]) {
9931             if ([argument isEqualToString:@"all"])
9932                 argument = nil;
9933             controller = [[[SectionController alloc] initWithDatabase:database_ section:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9934         }
9935
9936         if (!external && [base isEqualToString:@"sources"]) {
9937             if ([argument isEqualToString:@"add"]) {
9938                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9939                 [(SourcesController *)controller showAddSourcePrompt];
9940             } else {
9941                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9942                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9943             }
9944         }
9945
9946         if (!external && [base isEqualToString:@"launch"]) {
9947             [self launchApplicationWithIdentifier:argument suspended:NO];
9948             return nil;
9949         }
9950     } else if (!external && [components count] == 3) {
9951         NSString *arg1 = [components objectAtIndex:1];
9952         NSString *arg2 = [components objectAtIndex:2];
9953
9954         if ([base isEqualToString:@"package"]) {
9955             if ([arg2 isEqualToString:@"settings"]) {
9956                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9957             } else if ([arg2 isEqualToString:@"files"]) {
9958                 if (Package *package = [database_ packageWithName:arg1]) {
9959                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9960                     [(FileTable *)controller setPackage:package];
9961                 }
9962             }
9963         }
9964     }
9965
9966     [controller setDelegate:self];
9967     return controller;
9968 }
9969
9970 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9971     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9972
9973     if (page != nil)
9974         [tabbar_ setUnselectedViewController:page];
9975
9976     return page != nil;
9977 }
9978
9979 - (void) applicationOpenURL:(NSURL *)url {
9980     [super applicationOpenURL:url];
9981
9982     if (!loaded_)
9983         starturl_ = url;
9984     else
9985         [self openCydiaURL:url forExternal:YES];
9986 }
9987
9988 - (void) applicationWillResignActive:(UIApplication *)application {
9989     // Stop refreshing if you get a phone call or lock the device.
9990     if ([tabbar_ updating])
9991         [tabbar_ cancelUpdate];
9992
9993     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9994         [super applicationWillResignActive:application];
9995 }
9996
9997 - (void) saveState {
9998     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9999     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
10000     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
10001     Changed_ = true;
10002
10003     [self _saveConfig];
10004 }
10005
10006 - (void) applicationWillTerminate:(UIApplication *)application {
10007     [self saveState];
10008 }
10009
10010 - (void) setConfigurationData:(NSString *)data {
10011     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
10012
10013     if (!conffile_r(data)) {
10014         lprintf("E:invalid conffile\n");
10015         return;
10016     }
10017
10018     NSString *ofile = conffile_r[1];
10019     //NSString *nfile = conffile_r[2];
10020
10021     UIAlertView *alert = [[[UIAlertView alloc]
10022         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
10023         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
10024         delegate:self
10025         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
10026         otherButtonTitles:
10027             UCLocalize("ACCEPT_NEW_COPY"),
10028             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
10029         nil
10030     ] autorelease];
10031
10032     [alert setContext:@"conffile"];
10033     [alert setNumberOfRows:2];
10034     [alert show];
10035 }
10036
10037 - (void) addStashController {
10038     ++locked_;
10039     stash_ = [[[StashController alloc] init] autorelease];
10040     [window_ addSubview:[stash_ view]];
10041 }
10042
10043 - (void) removeStashController {
10044     [[stash_ view] removeFromSuperview];
10045     stash_ = nil;
10046     --locked_;
10047 }
10048
10049 - (void) stash {
10050     [self setIdleTimerDisabled:YES];
10051
10052     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
10053     UpdateExternalStatus(1);
10054     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
10055     UpdateExternalStatus(0);
10056
10057     [self removeStashController];
10058
10059     pid_t pid(ExecFork());
10060     if (pid == 0) {
10061         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
10062         perror("launchctl stop");
10063         exit(0);
10064     }
10065
10066     ReapZombie(pid);
10067 }
10068
10069 - (void) setupViewControllers {
10070     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
10071
10072     NSMutableArray *items([NSMutableArray arrayWithObjects:
10073         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
10074         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
10075         [[[UITabBarItem alloc] initWithTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES")) image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
10076         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
10077     nil]);
10078
10079     if (IsWildcat_) {
10080         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
10081         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10082     } else {
10083         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10084     }
10085
10086     NSMutableArray *controllers([NSMutableArray array]);
10087     for (UITabBarItem *item in items) {
10088         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
10089         [controller setTabBarItem:item];
10090         [controllers addObject:controller];
10091     }
10092     [tabbar_ setViewControllers:controllers];
10093
10094     [tabbar_ setUpdateDelegate:self];
10095 }
10096
10097 - (void) _sendMemoryWarningNotification {
10098     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
10099         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
10100     else
10101         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
10102 }
10103
10104 - (void) _sendMemoryWarningNotifications {
10105     while (true) {
10106         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
10107         sleep(2);
10108         //usleep(2000000);
10109     }
10110 }
10111
10112 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
10113     NSLog(@"--");
10114     [[NSURLCache sharedURLCache] removeAllCachedResponses];
10115 }
10116
10117 - (void) applicationDidFinishLaunching:(id)unused {
10118     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
10119
10120 _trace();
10121     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
10122         [self setApplicationSupportsShakeToEdit:NO];
10123
10124     @synchronized (HostConfig_) {
10125         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
10126     }
10127
10128     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
10129         initWithMemoryCapacity:524288
10130         diskCapacity:10485760
10131         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
10132     ] autorelease]];
10133
10134     [CydiaWebViewController _initialize];
10135
10136     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
10137
10138     // this would disallow http{,s} URLs from accessing this data
10139     //[WebView registerURLSchemeAsLocal:@"cydia"];
10140
10141     Font12_ = [UIFont systemFontOfSize:12];
10142     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
10143     Font14_ = [UIFont systemFontOfSize:14];
10144     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
10145     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
10146
10147     essential_ = [NSMutableArray arrayWithCapacity:4];
10148     broken_ = [NSMutableArray arrayWithCapacity:4];
10149
10150     // XXX: I really need this thing... like, seriously... I'm sorry
10151     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
10152
10153     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
10154     [window_ orderFront:self];
10155     [window_ makeKey:self];
10156     [window_ setHidden:NO];
10157
10158     if (
10159         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
10160         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
10161         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
10162         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
10163         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
10164         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
10165         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
10166         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
10167         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
10168         false
10169     ) {
10170         [self addStashController];
10171         // XXX: this would be much cleaner as a yieldToSelector:
10172         // that way the removeStashController could happen right here inline
10173         // we also could no longer require the useless stash_ field anymore
10174         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
10175         return;
10176     }
10177
10178     database_ = [Database sharedInstance];
10179     [database_ setDelegate:self];
10180
10181     [window_ setUserInteractionEnabled:NO];
10182     [self setupViewControllers];
10183
10184     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
10185     [window_ addSubview:[emulated_ view]];
10186
10187     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
10188 _trace();
10189 }
10190
10191 - (NSArray *) defaultStartPages {
10192     NSMutableArray *standard = [NSMutableArray array];
10193     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
10194     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
10195     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
10196     if (!IsWildcat_) {
10197         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
10198     } else {
10199         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
10200         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
10201     }
10202     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
10203     return standard;
10204 }
10205
10206 - (void) loadData {
10207 _trace();
10208     if (Role_ == nil) {
10209         [window_ setUserInteractionEnabled:YES];
10210         [self showSettings];
10211         return;
10212     } else {
10213         if ([emulated_ modalViewController] != nil)
10214             [emulated_ dismissModalViewControllerAnimated:YES];
10215         [window_ setUserInteractionEnabled:NO];
10216     }
10217
10218     [self reloadDataWithInvocation:nil];
10219     [self refreshIfPossible];
10220     PrintTimes();
10221
10222     [self disemulate];
10223
10224     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
10225     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
10226     int standardIndex = 0;
10227     NSArray *standard = [self defaultStartPages];
10228
10229     BOOL valid = YES;
10230
10231     if (saved == nil)
10232         valid = NO;
10233
10234     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
10235     if (valid && closed != nil) {
10236         NSTimeInterval interval([closed timeIntervalSinceNow]);
10237         // XXX: Is 30 minutes the optimal time here?
10238         if (interval <= -(30*60))
10239             valid = NO;
10240     }
10241
10242     if (valid && [saved count] != [standard count])
10243         valid = NO;
10244
10245     if (valid) {
10246         for (unsigned int i = 0; i < [standard count]; i++) {
10247             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10248             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10249             //      but it's good enough for now.
10250             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10251                 valid = NO;
10252                 break;
10253             }
10254         }
10255     }
10256
10257     NSArray *items = nil;
10258     if (valid) {
10259         [tabbar_ setSelectedIndex:savedIndex];
10260         items = saved;
10261     } else {
10262         [tabbar_ setSelectedIndex:standardIndex];
10263         items = standard;
10264     }
10265
10266     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10267         NSArray *stack = [items objectAtIndex:tab];
10268         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10269         NSMutableArray *current = [NSMutableArray array];
10270
10271         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10272             NSString *addr = [stack objectAtIndex:nav];
10273             NSURL *url = [NSURL URLWithString:addr];
10274             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10275             if (page != nil)
10276                 [current addObject:page];
10277         }
10278
10279         [navigation setViewControllers:current];
10280     }
10281
10282     // (Try to) show the startup URL.
10283     if (starturl_ != nil) {
10284         [self openCydiaURL:starturl_ forExternal:NO];
10285         starturl_ = nil;
10286     }
10287 }
10288
10289 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10290     if (item != nil && IsWildcat_) {
10291         [sheet showFromBarButtonItem:item animated:YES];
10292     } else {
10293         [sheet showInView:window_];
10294     }
10295 }
10296
10297 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10298     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10299     [progress setTitle:task];
10300     [progress addProgressEvent:event];
10301 }
10302
10303 - (void) addProgressEventForTask:(NSArray *)data {
10304     CydiaProgressEvent *event([data objectAtIndex:0]);
10305     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10306     [self addProgressEvent:event forTask:task];
10307 }
10308
10309 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10310     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10311 }
10312
10313 @end
10314
10315 /*IMP alloc_;
10316 id Alloc_(id self, SEL selector) {
10317     id object = alloc_(self, selector);
10318     lprintf("[%s]A-%p\n", self->isa->name, object);
10319     return object;
10320 }*/
10321
10322 /*IMP dealloc_;
10323 id Dealloc_(id self, SEL selector) {
10324     id object = dealloc_(self, selector);
10325     lprintf("[%s]D-%p\n", self->isa->name, object);
10326     return object;
10327 }*/
10328
10329 Class $WebDefaultUIKitDelegate;
10330
10331 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
10332     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
10333         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
10334     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
10335 }
10336
10337 static NSSet *MobilizedFiles_;
10338
10339 static NSURL *MobilizeURL(NSURL *url) {
10340     NSString *path([url path]);
10341     if ([path hasPrefix:@"/var/root/"]) {
10342         NSString *file([path substringFromIndex:10]);
10343         if ([MobilizedFiles_ containsObject:file])
10344             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
10345     }
10346
10347     return url;
10348 }
10349
10350 Class $CFXPreferencesPropertyListSource;
10351 @class CFXPreferencesPropertyListSource;
10352
10353 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10354     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10355     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10356     url = MobilizeURL(url);
10357     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10358     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10359     url = old;
10360     [pool release];
10361     return value;
10362 }
10363
10364 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10365     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10366     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10367     url = MobilizeURL(url);
10368     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10369     //NSLog(@"%@ %@", [url absoluteString], value);
10370     url = old;
10371     [pool release];
10372     return value;
10373 }
10374
10375 Class $NSURLConnection;
10376
10377 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10378     NSMutableURLRequest *copy([request mutableCopy]);
10379
10380     NSURL *url([copy URL]);
10381
10382     NSString *host([url host]);
10383     NSString *scheme([[url scheme] lowercaseString]);
10384
10385     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10386
10387     @synchronized (HostConfig_) {
10388         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10389             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10390                 [copy setHTTPShouldUsePipelining:YES];
10391
10392         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10393             if ([control isEqualToString:@"max-age=0"])
10394                 if ([CachedURLs_ containsObject:url]) {
10395 #if !ForRelease
10396                     NSLog(@"~~~: %@", url);
10397 #endif
10398
10399                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10400
10401                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10402                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10403                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10404                 }
10405     }
10406
10407     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10408     } return self;
10409 }
10410
10411 Class $WAKWindow;
10412
10413 static CGSize $WAKWindow$screenSize(WAKWindow self, SEL _cmd) {
10414     CGSize size([[UIScreen mainScreen] bounds].size);
10415     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10416         if ([$WAKWindow hasLandscapeOrientation])
10417             std::swap(size.width, size.height);*/
10418     return size;
10419 }
10420
10421 int main(int argc, char *argv[]) {
10422     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10423
10424     _trace();
10425
10426     UpdateExternalStatus(0);
10427
10428     if (Class $UIDevice = objc_getClass("UIDevice")) {
10429         UIDevice *device([$UIDevice currentDevice]);
10430         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10431     } else
10432         IsWildcat_ = false;
10433
10434     UIScreen *screen([UIScreen mainScreen]);
10435     if ([screen respondsToSelector:@selector(scale)])
10436         ScreenScale_ = [screen scale];
10437     else
10438         ScreenScale_ = 1;
10439
10440     UIDevice *device([UIDevice currentDevice]);
10441     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10442         Idiom_ = @"iphone";
10443     else {
10444         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10445         if (idiom == UIUserInterfaceIdiomPhone)
10446             Idiom_ = @"iphone";
10447         else if (idiom == UIUserInterfaceIdiomPad)
10448             Idiom_ = @"ipad";
10449         else
10450             NSLog(@"unknown UIUserInterfaceIdiom!");
10451     }
10452
10453     Pcre pattern("^([0-9]+\\.[0-9]+)");
10454
10455     if (pattern([device systemVersion]))
10456         Firmware_ = pattern[1];
10457     if (pattern(Cydia_))
10458         Major_ = pattern[1];
10459
10460     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10461
10462     HostConfig_ = [[[NSObject alloc] init] autorelease];
10463     @synchronized (HostConfig_) {
10464         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10465         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10466         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10467         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10468         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10469     }
10470
10471     NSString *ui(@"ui/ios");
10472     if (Idiom_ != nil)
10473         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10474     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10475     UI_ = CydiaURL(ui);
10476
10477     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10478
10479     MobilizedFiles_ = [NSMutableSet setWithObjects:
10480         @"Library/Preferences/com.apple.Accessibility.plist",
10481         @"Library/Preferences/com.apple.preferences.sounds.plist",
10482     nil];
10483
10484     /* Library Hacks {{{ */
10485     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10486
10487     $WAKWindow = objc_getClass("WAKWindow");
10488     if ($WAKWindow != NULL)
10489         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10490             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10491
10492     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10493
10494     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10495     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10496         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10497         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10498     }
10499
10500     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10501     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10502         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10503         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10504     }
10505
10506     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10507     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10508     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10509         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10510         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10511     }
10512
10513     $NSURLConnection = objc_getClass("NSURLConnection");
10514     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10515     if (NSURLConnection$init$ != NULL) {
10516         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10517         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10518     }
10519     /* }}} */
10520     /* Set Locale {{{ */
10521     Locale_ = CFLocaleCopyCurrent();
10522     Languages_ = [NSLocale preferredLanguages];
10523
10524     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10525     //NSLog(@"%@", [Languages_ description]);
10526
10527     const char *lang;
10528     if (Locale_ != NULL)
10529         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10530     else if (Languages_ != nil && [Languages_ count] != 0)
10531         lang = [[Languages_ objectAtIndex:0] UTF8String];
10532     else
10533         // XXX: consider just setting to C and then falling through?
10534         lang = NULL;
10535
10536     if (lang != NULL) {
10537         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10538         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10539     }
10540
10541     NSLog(@"Setting Language: %s", lang);
10542
10543     if (lang != NULL) {
10544         setenv("LANG", lang, true);
10545         std::setlocale(LC_ALL, lang);
10546     }
10547     /* }}} */
10548
10549     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10550
10551     /* Parse Arguments {{{ */
10552     bool substrate(false);
10553
10554     if (argc != 0) {
10555         char **args(argv);
10556         int arge(1);
10557
10558         for (int argi(1); argi != argc; ++argi)
10559             if (strcmp(argv[argi], "--") == 0) {
10560                 arge = argi;
10561                 argv[argi] = argv[0];
10562                 argv += argi;
10563                 argc -= argi;
10564                 break;
10565             }
10566
10567         for (int argi(1); argi != arge; ++argi)
10568             if (strcmp(args[argi], "--substrate") == 0)
10569                 substrate = true;
10570             else
10571                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10572     }
10573     /* }}} */
10574
10575     App_ = [[NSBundle mainBundle] bundlePath];
10576     Advanced_ = YES;
10577
10578     setuid(0);
10579     setgid(0);
10580
10581     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10582     alloc_ = alloc->method_imp;
10583     alloc->method_imp = (IMP) &Alloc_;*/
10584
10585     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10586     dealloc_ = dealloc->method_imp;
10587     dealloc->method_imp = (IMP) &Dealloc_;*/
10588
10589     /* System Information {{{ */
10590     size_t size;
10591
10592     int maxproc;
10593     size = sizeof(maxproc);
10594     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10595         perror("sysctlbyname(\"kern.maxproc\", ?)");
10596     else if (maxproc < 64) {
10597         maxproc = 64;
10598         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10599             perror("sysctlbyname(\"kern.maxproc\", #)");
10600     }
10601
10602     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10603     char *osversion = new char[size];
10604     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10605         perror("sysctlbyname(\"kern.osversion\", ?)");
10606     else
10607         System_ = [NSString stringWithUTF8String:osversion];
10608
10609     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10610     char *machine = new char[size];
10611     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10612         perror("sysctlbyname(\"hw.machine\", ?)");
10613     else
10614         Machine_ = machine;
10615
10616     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10617     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10618     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10619
10620     UniqueID_ = [device uniqueIdentifier];
10621
10622     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10623         Product_ = [info objectForKey:@"SafariProductVersion"];
10624         Safari_ = [info objectForKey:@"CFBundleVersion"];
10625     }
10626
10627     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10628
10629     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10630         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10631     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10632         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10633     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10634         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10635
10636     UserAgent_ = agent;
10637     /* }}} */
10638     /* Load Database {{{ */
10639     _trace();
10640     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10641     _trace();
10642     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10643
10644     if (Metadata_ == NULL)
10645         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10646     else {
10647         Settings_ = [Metadata_ objectForKey:@"Settings"];
10648
10649         Packages_ = [Metadata_ objectForKey:@"Packages"];
10650
10651         Values_ = [Metadata_ objectForKey:@"Values"];
10652         Sections_ = [Metadata_ objectForKey:@"Sections"];
10653         Sources_ = [Metadata_ objectForKey:@"Sources"];
10654
10655         Token_ = [Metadata_ objectForKey:@"Token"];
10656
10657         Version_ = [Metadata_ objectForKey:@"Version"];
10658     }
10659
10660     if (Settings_ != nil)
10661         Role_ = [Settings_ objectForKey:@"Role"];
10662
10663     if (Values_ == nil) {
10664         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10665         [Metadata_ setObject:Values_ forKey:@"Values"];
10666     }
10667
10668     if (Sections_ == nil) {
10669         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10670         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10671     }
10672
10673     if (Sources_ == nil) {
10674         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10675         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10676     }
10677
10678     if (Version_ == nil) {
10679         Version_ = [NSNumber numberWithUnsignedInt:0];
10680         [Metadata_ setObject:Version_ forKey:@"Version"];
10681     }
10682
10683     if ([Version_ unsignedIntValue] == 0) {
10684         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10685         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10686         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10687         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10688
10689         Version_ = [NSNumber numberWithUnsignedInt:1];
10690         [Metadata_ setObject:Version_ forKey:@"Version"];
10691
10692         [Metadata_ removeObjectForKey:@"LastUpdate"];
10693
10694         Changed_ = true;
10695     }
10696     /* }}} */
10697
10698     CydiaWriteSources();
10699
10700     _trace();
10701     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10702     _trace();
10703
10704     if (Packages_ != nil) {
10705         bool fail(false);
10706         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10707         _trace();
10708
10709         if (!fail) {
10710             [Metadata_ removeObjectForKey:@"Packages"];
10711             Packages_ = nil;
10712             Changed_ = true;
10713         }
10714     }
10715
10716     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10717
10718 #define MobileSubstrate_(name) \
10719     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10720         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10721         if (handle == NULL) \
10722             NSLog(@"%s", dlerror()); \
10723     }
10724
10725     MobileSubstrate_(Activator)
10726     MobileSubstrate_(libstatusbar)
10727     MobileSubstrate_(SimulatedKeyEvents)
10728     MobileSubstrate_(WinterBoard)
10729
10730     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10731         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10732
10733     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10734
10735     if (access("/User", F_OK) != 0 || version != 5) {
10736         _trace();
10737         system("/usr/libexec/cydia/firmware.sh");
10738         _trace();
10739     }
10740
10741     _assert([[NSFileManager defaultManager]
10742         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10743         withIntermediateDirectories:YES
10744         attributes:nil
10745         error:NULL
10746     ]);
10747
10748     if (access("/tmp/cydia.chk", F_OK) == 0) {
10749         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10750             _assert(errno == ENOENT);
10751         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10752             _assert(errno == ENOENT);
10753     }
10754
10755     /* APT Initialization {{{ */
10756     _assert(pkgInitConfig(*_config));
10757     _assert(pkgInitSystem(*_config, _system));
10758
10759     if (lang != NULL)
10760         _config->Set("APT::Acquire::Translation", lang);
10761
10762     // XXX: this timeout might be important :(
10763     //_config->Set("Acquire::http::Timeout", 15);
10764
10765     _config->Set("Acquire::http::MaxParallel", 3);
10766     /* }}} */
10767     /* Color Choices {{{ */
10768     space_ = CGColorSpaceCreateDeviceRGB();
10769
10770     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10771     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10772     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10773     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10774     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10775     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10776     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10777     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10778     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10779
10780     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10781     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10782     /* }}}*/
10783     /* UIKit Configuration {{{ */
10784     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10785     if ($GSFontSetUseLegacyFontMetrics != NULL)
10786         $GSFontSetUseLegacyFontMetrics(YES);
10787
10788     // XXX: I have a feeling this was important
10789     //UIKeyboardDisableAutomaticAppearance();
10790     /* }}} */
10791
10792     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, "GSSystemHasCapability"));
10793     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10794
10795     ShowPromoted_ = fast;
10796     PulseInterval_ = fast ? 50000 : 500000;
10797
10798     Colon_ = UCLocalize("COLON_DELIMITED");
10799     Elision_ = UCLocalize("ELISION");
10800     Error_ = UCLocalize("ERROR");
10801     Warning_ = UCLocalize("WARNING");
10802
10803 #if !ForRelease
10804     AprilFools_ = true;
10805 #else
10806     CFGregorianDate date(CFAbsoluteTimeGetGregorianDate(CFAbsoluteTimeGetCurrent(), CFTimeZoneCopySystem()));
10807     AprilFools_ = date.month == 4 && date.day == 1;
10808 #endif
10809
10810     _trace();
10811     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10812
10813     CGColorSpaceRelease(space_);
10814     CFRelease(Locale_);
10815
10816     [pool release];
10817     return value;
10818 }