MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "CyteKit/UCPlatform.h"
  45 #include "CyteKit/Localize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <QuartzCore/CALayer.h>
  70
  71 #include <WebCore/WebCoreThread.h>
  72
  73 #include <algorithm>
  74 #include <iomanip>
  75 #include <sstream>
  76 #include <string>
  77
  78 #include <ext/stdio_filebuf.h>
  79
  80 #undef ABS
  81
  82 #include <apt-pkg/acquire.h>
  83 #include <apt-pkg/acquire-item.h>
  84 #include <apt-pkg/algorithms.h>
  85 #include <apt-pkg/cachefile.h>
  86 #include <apt-pkg/clean.h>
  87 #include <apt-pkg/configuration.h>
  88 #include <apt-pkg/debindexfile.h>
  89 #include <apt-pkg/debmetaindex.h>
  90 #include <apt-pkg/error.h>
  91 #include <apt-pkg/init.h>
  92 #include <apt-pkg/mmap.h>
  93 #include <apt-pkg/pkgrecords.h>
  94 #include <apt-pkg/sha1.h>
  95 #include <apt-pkg/sourcelist.h>
  96 #include <apt-pkg/sptr.h>
  97 #include <apt-pkg/strutl.h>
  98 #include <apt-pkg/tagfile.h>
  99
 100 #include <apr-1/apr_pools.h>
 101
 102 #include <sys/types.h>
 103 #include <sys/stat.h>
 104 #include <sys/sysctl.h>
 105 #include <sys/param.h>
 106 #include <sys/mount.h>
 107 #include <sys/reboot.h>
 108
 109 #include <fcntl.h>
 110 #include <notify.h>
 111 #include <dlfcn.h>
 112
 113 extern "C" {
 114 #include <mach-o/nlist.h>
 115 }
 116
 117 #include <cstdio>
 118 #include <cstdlib>
 119 #include <cstring>
 120
 121 #include <errno.h>
 122
 123 #include <Cytore.hpp>
 124 #include "Sources.h"
 125
 126 #include <CydiaSubstrate/CydiaSubstrate.h>
 127 #include "Menes/Menes.h"
 128
 129 #include "CyteKit/IndirectDelegate.h"
 130 #include "CyteKit/PerlCompatibleRegEx.hpp"
 131 #include "CyteKit/TableViewCell.h"
 132 #include "CyteKit/WebScriptObject-Cyte.h"
 133 #include "CyteKit/WebViewController.h"
 134 #include "CyteKit/WebViewTableViewCell.h"
 135 #include "CyteKit/stringWithUTF8Bytes.h"
 136
 137 #include "Cydia/MIMEAddress.h"
 138 #include "Cydia/LoadingViewController.h"
 139 #include "Cydia/ProgressEvent.h"
 140
 141 #include "SDURLCache/SDURLCache.h"
 142 /* }}} */
 143
 144 /* Profiler {{{ */
 145 struct timeval _ltv;
 146 bool _itv;
 147
 148 #define _timestamp ({ \
 149     struct timeval tv; \
 150     gettimeofday(&tv, NULL); \
 151     tv.tv_sec * 1000000 + tv.tv_usec; \
 152 })
 153
 154 typedef std::vector<class ProfileTime *> TimeList;
 155 TimeList times_;
 156
 157 class ProfileTime {
 158   private:
 159     const char *name_;
 160     uint64_t total_;
 161     uint64_t count_;
 162
 163   public:
 164     ProfileTime(const char *name) :
 165         name_(name),
 166         total_(0)
 167     {
 168         times_.push_back(this);
 169     }
 170
 171     void AddTime(uint64_t time) {
 172         total_ += time;
 173         ++count_;
 174     }
 175
 176     void Print() {
 177         if (total_ != 0)
 178             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 179         total_ = 0;
 180         count_ = 0;
 181     }
 182 };
 183
 184 class ProfileTimer {
 185   private:
 186     ProfileTime &time_;
 187     uint64_t start_;
 188
 189   public:
 190     ProfileTimer(ProfileTime &time) :
 191         time_(time),
 192         start_(_timestamp)
 193     {
 194     }
 195
 196     ~ProfileTimer() {
 197         time_.AddTime(_timestamp - start_);
 198     }
 199 };
 200
 201 void PrintTimes() {
 202     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 203         (*i)->Print();
 204     std::cerr << "========" << std::endl;
 205 }
 206
 207 #define _profile(name) { \
 208     static ProfileTime name(#name); \
 209     ProfileTimer _ ## name(name);
 210
 211 #define _end }
 212 /* }}} */
 213
 214 extern NSString *Cydia_;
 215
 216 #define lprintf(args...) fprintf(stderr, args)
 217
 218 #define ForRelease 1
 219 #define TraceLogging (1 && !ForRelease)
 220 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 221 #define ProfileTimes (0 && !ForRelease)
 222 #define ForSaurik (0 && !ForRelease)
 223 #define LogBrowser (0 && !ForRelease)
 224 #define TrackResize (0 && !ForRelease)
 225 #define ManualRefresh (1 && !ForRelease)
 226 #define ShowInternals (0 && !ForRelease)
 227 #define AlwaysReload (0 && !ForRelease)
 228 #define TryIndexedCollation (0 && !ForRelease)
 229
 230 #if !TraceLogging
 231 #undef _trace
 232 #define _trace(args...)
 233 #endif
 234
 235 #if !ProfileTimes
 236 #undef _profile
 237 #define _profile(name) {
 238 #undef _end
 239 #define _end }
 240 #define PrintTimes() do {} while (false)
 241 #endif
 242
 243 // Hash Functions/Structures {{{
 244 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 245
 246 union SplitHash {
 247     uint32_t u32;
 248     uint16_t u16[2];
 249 };
 250 // }}}
 251
 252 static bool ShowPromoted_;
 253
 254 static NSString *Colon_;
 255 NSString *Elision_;
 256 static NSString *Error_;
 257 static NSString *Warning_;
 258
 259 static bool AprilFools_;
 260
 261 static bool IsReachable(const char *name) {
 262     SCNetworkReachabilityFlags flags; {
 263         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 264         SCNetworkReachabilityGetFlags(reachability, &flags);
 265         CFRelease(reachability);
 266     }
 267
 268     // XXX: this elaborate mess is what Apple is using to determine this? :(
 269     // XXX: do we care if the user has to intervene? maybe that's ok?
 270     return
 271         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 272             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 273                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 274                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 275             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 276             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 277         )
 278     ;
 279 }
 280
 281 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 282
 283 static _finline NSString *CydiaURL(NSString *path) {
 284     char page[26];
 285     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 286     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 287     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 288     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 289     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 290     page[25] = '\0';
 291     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 292 }
 293
 294 static void ReapZombie(pid_t pid) {
 295     int status;
 296   wait:
 297     if (waitpid(pid, &status, 0) == -1)
 298         if (errno == EINTR)
 299             goto wait;
 300         else _assert(false);
 301 }
 302
 303 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 304     int notify_token;
 305     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 306         notify_set_state(notify_token, newStatus);
 307         notify_cancel(notify_token);
 308     }
 309     notify_post("com.saurik.Cydia.status");
 310 }
 311
 312 static CGFloat CYStatusBarHeight() {
 313     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 314     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 315 }
 316
 317 /* NSForcedOrderingSearch doesn't work on the iPhone */
 318 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 319 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 320 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 321
 322 /* Insertion Sort {{{ */
 323
 324 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 325     const char *ptr = (const char *)list;
 326     while (0 < count) {
 327         CFIndex half = count / 2;
 328         const char *probe = ptr + elementSize * half;
 329         CFComparisonResult cr = comparator(element, probe, context);
 330     if (0 == cr) return (probe - (const char *)list) / elementSize;
 331         ptr = (cr < 0) ? ptr : probe + elementSize;
 332         count = (cr < 0) ? half : (half + (count & 1) - 1);
 333     }
 334     return (ptr - (const char *)list) / elementSize;
 335 }
 336
 337 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 338     const char *ptr = (const char *)list;
 339     while (0 < count) {
 340         CFIndex half = count / 2;
 341         const char *probe = ptr + elementSize * half;
 342         CFComparisonResult cr = comparator(element, probe, context);
 343     if (0 == cr) return (probe - (const char *)list) / elementSize;
 344         ptr = (cr < 0) ? ptr : probe + elementSize;
 345         count = (cr < 0) ? half : (half + (count & 1) - 1);
 346     }
 347     return (ptr - (const char *)list) / elementSize;
 348 }
 349
 350 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 351     if (range.length == 0)
 352         return;
 353     const void **values(new const void *[range.length]);
 354     CFArrayGetValues(array, range, values);
 355
 356 #if HistogramInsertionSort > 0
 357     uint32_t total(0), *offsets(new uint32_t[range.length]);
 358 #endif
 359
 360     for (CFIndex index(1); index != range.length; ++index) {
 361         const void *value(values[index]);
 362         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 363         CFIndex correct(index);
 364         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 365 #if HistogramInsertionSort > 1
 366             NSLog(@"%@ < %@", value, values[correct - 1]);
 367 #endif
 368             if (--correct == 0)
 369                 break;
 370         }
 371         if (correct != index) {
 372             size_t offset(index - correct);
 373 #if HistogramInsertionSort
 374             total += offset;
 375             ++offsets[offset];
 376             if (offset > 10)
 377                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 378 #endif
 379             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 380             values[correct] = value;
 381         }
 382     }
 383
 384     CFArrayReplaceValues(array, range, values, range.length);
 385     delete [] values;
 386
 387 #if HistogramInsertionSort > 0
 388     for (CFIndex index(0); index != range.length; ++index)
 389         if (offsets[index] != 0)
 390             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 391     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 392     delete [] offsets;
 393 #endif
 394 }
 395
 396 /* }}} */
 397
 398 /* Apple Bug Fixes {{{ */
 399 @implementation UIWebDocumentView (Cydia)
 400
 401 - (void) _setScrollerOffset:(CGPoint)offset {
 402     UIScroller *scroller([self _scroller]);
 403
 404     CGSize size([scroller contentSize]);
 405     CGSize bounds([scroller bounds].size);
 406
 407     CGPoint max;
 408     max.x = size.width - bounds.width;
 409     max.y = size.height - bounds.height;
 410
 411     // wtf Apple?!
 412     if (max.x < 0)
 413         max.x = 0;
 414     if (max.y < 0)
 415         max.y = 0;
 416
 417     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 418     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 419
 420     [scroller setOffset:offset];
 421 }
 422
 423 @end
 424 /* }}} */
 425
 426 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 427     size_t length([self length] - state->state);
 428     if (length <= 0)
 429         return 0;
 430     else if (length > count)
 431         length = count;
 432     for (size_t i(0); i != length; ++i)
 433         objects[i] = [self item:state->state++];
 434     state->itemsPtr = objects;
 435     state->mutationsPtr = (unsigned long *) self;
 436     return length;
 437 }
 438
 439 /* Cydia NSString Additions {{{ */
 440 @interface NSString (Cydia)
 441 - (NSComparisonResult) compareByPath:(NSString *)other;
 442 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 443 @end
 444
 445 @implementation NSString (Cydia)
 446
 447 - (NSComparisonResult) compareByPath:(NSString *)other {
 448     NSString *prefix = [self commonPrefixWithString:other options:0];
 449     size_t length = [prefix length];
 450
 451     NSRange lrange = NSMakeRange(length, [self length] - length);
 452     NSRange rrange = NSMakeRange(length, [other length] - length);
 453
 454     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 455     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 456
 457     NSComparisonResult value;
 458
 459     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 460         value = NSOrderedSame;
 461     else if (lrange.location == NSNotFound)
 462         value = NSOrderedAscending;
 463     else if (rrange.location == NSNotFound)
 464         value = NSOrderedDescending;
 465     else
 466         value = NSOrderedSame;
 467
 468     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 469         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 470     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 471         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 472
 473     NSComparisonResult result = [lpath compare:rpath];
 474     return result == NSOrderedSame ? value : result;
 475 }
 476
 477 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 478     return [(id)CFURLCreateStringByAddingPercentEscapes(
 479         kCFAllocatorDefault,
 480         (CFStringRef) self,
 481         NULL,
 482         CFSTR(";/?:@&=+$,"),
 483         kCFStringEncodingUTF8
 484     ) autorelease];
 485 }
 486
 487 @end
 488 /* }}} */
 489
 490 /* C++ NSString Wrapper Cache {{{ */
 491 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 492     return size == 0 ? NULL :
 493         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 494         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 495 }
 496
 497 static _finline CFStringRef CYStringCreate(const char *data) {
 498     return CYStringCreate(data, strlen(data));
 499 }
 500
 501 class CYString {
 502   private:
 503     char *data_;
 504     size_t size_;
 505     CFStringRef cache_;
 506
 507     _finline void clear_() {
 508         if (cache_ != NULL) {
 509             CFRelease(cache_);
 510             cache_ = NULL;
 511         }
 512     }
 513
 514   public:
 515     _finline bool empty() const {
 516         return size_ == 0;
 517     }
 518
 519     _finline size_t size() const {
 520         return size_;
 521     }
 522
 523     _finline char *data() const {
 524         return data_;
 525     }
 526
 527     _finline void clear() {
 528         size_ = 0;
 529         clear_();
 530     }
 531
 532     _finline CYString() :
 533         data_(0),
 534         size_(0),
 535         cache_(NULL)
 536     {
 537     }
 538
 539     _finline ~CYString() {
 540         clear_();
 541     }
 542
 543     void operator =(const CYString &rhs) {
 544         data_ = rhs.data_;
 545         size_ = rhs.size_;
 546
 547         if (rhs.cache_ == nil)
 548             cache_ = NULL;
 549         else
 550             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 551     }
 552
 553     void copy(apr_pool_t *pool) {
 554         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 555         memcpy(temp, data_, size_);
 556         temp[size_] = '\0';
 557         data_ = temp;
 558     }
 559
 560     void set(apr_pool_t *pool, const char *data, size_t size) {
 561         if (size == 0)
 562             clear();
 563         else {
 564             clear_();
 565
 566             data_ = const_cast<char *>(data);
 567             size_ = size;
 568
 569             if (pool != NULL)
 570                 copy(pool);
 571         }
 572     }
 573
 574     _finline void set(apr_pool_t *pool, const char *data) {
 575         set(pool, data, data == NULL ? 0 : strlen(data));
 576     }
 577
 578     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 579         set(pool, rhs.data(), rhs.size());
 580     }
 581
 582     bool operator ==(const CYString &rhs) const {
 583         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 584     }
 585
 586     _finline operator CFStringRef() {
 587         if (cache_ == NULL)
 588             cache_ = CYStringCreate(data_, size_);
 589         return cache_;
 590     }
 591
 592     _finline operator id() {
 593         return (NSString *) static_cast<CFStringRef>(*this);
 594     }
 595
 596     _finline operator const char *() {
 597         return reinterpret_cast<const char *>(data_);
 598     }
 599 };
 600 /* }}} */
 601 /* C++ NSString Algorithm Adapters {{{ */
 602 extern "C" {
 603     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 604 }
 605
 606 struct NSStringMapHash :
 607     std::unary_function<NSString *, size_t>
 608 {
 609     _finline size_t operator ()(NSString *value) const {
 610         return CFStringHashNSString((CFStringRef) value);
 611     }
 612 };
 613
 614 struct NSStringMapLess :
 615     std::binary_function<NSString *, NSString *, bool>
 616 {
 617     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 618         return [lhs compare:rhs] == NSOrderedAscending;
 619     }
 620 };
 621
 622 struct NSStringMapEqual :
 623     std::binary_function<NSString *, NSString *, bool>
 624 {
 625     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 626         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 627         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 628         //[lhs isEqualToString:rhs];
 629     }
 630 };
 631 /* }}} */
 632
 633 /* CoreGraphics Primitives {{{ */
 634 class CYColor {
 635   private:
 636     CGColorRef color_;
 637
 638     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 639         CGFloat color[] = {red, green, blue, alpha};
 640         return CGColorCreate(space, color);
 641     }
 642
 643   public:
 644     CYColor() :
 645         color_(NULL)
 646     {
 647     }
 648
 649     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 650         color_(Create_(space, red, green, blue, alpha))
 651     {
 652         Set(space, red, green, blue, alpha);
 653     }
 654
 655     void Clear() {
 656         if (color_ != NULL)
 657             CGColorRelease(color_);
 658     }
 659
 660     ~CYColor() {
 661         Clear();
 662     }
 663
 664     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 665         Clear();
 666         color_ = Create_(space, red, green, blue, alpha);
 667     }
 668
 669     operator CGColorRef() {
 670         return color_;
 671     }
 672 };
 673 /* }}} */
 674
 675 /* Random Global Variables {{{ */
 676 static const int PulseInterval_ = 50000;
 677
 678 static const NSString *UI_;
 679
 680 static int Finish_;
 681 static bool RestartSubstrate_;
 682 static NSArray *Finishes_;
 683
 684 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 685 #define NotifyConfig_ "/etc/notify.conf"
 686
 687 static bool Queuing_;
 688
 689 static CYColor Blue_;
 690 static CYColor Blueish_;
 691 static CYColor Black_;
 692 static CYColor Off_;
 693 static CYColor White_;
 694 static CYColor Gray_;
 695 static CYColor Green_;
 696 static CYColor Purple_;
 697 static CYColor Purplish_;
 698
 699 static UIColor *InstallingColor_;
 700 static UIColor *RemovingColor_;
 701
 702 static NSString *App_;
 703
 704 static BOOL Advanced_;
 705 static BOOL Ignored_;
 706
 707 static _H<UIFont> Font12_;
 708 static _H<UIFont> Font12Bold_;
 709 static _H<UIFont> Font14_;
 710 static _H<UIFont> Font18Bold_;
 711 static _H<UIFont> Font22Bold_;
 712
 713 static const char *Machine_ = NULL;
 714 static _H<NSString> System_;
 715 static NSString *SerialNumber_ = nil;
 716 static NSString *ChipID_ = nil;
 717 static NSString *BBSNum_ = nil;
 718 static _H<NSString> Token_;
 719 static NSString *UniqueID_ = nil;
 720 static _H<NSString> UserAgent_;
 721 static _H<NSString> Product_;
 722 static _H<NSString> Safari_;
 723
 724 static CFLocaleRef Locale_;
 725 static NSArray *Languages_;
 726 static CGColorSpaceRef space_;
 727
 728 static NSDictionary *SectionMap_;
 729 static NSMutableDictionary *Metadata_;
 730 static _transient NSMutableDictionary *Settings_;
 731 static _transient NSString *Role_;
 732 static _transient NSMutableDictionary *Packages_;
 733 static _transient NSMutableDictionary *Values_;
 734 static _transient NSMutableDictionary *Sections_;
 735 _H<NSMutableDictionary> Sources_;
 736 static _transient NSNumber *Version_;
 737 bool Changed_;
 738 static time_t now_;
 739
 740 bool IsWildcat_;
 741 static CGFloat ScreenScale_;
 742 static NSString *Idiom_;
 743 static _H<NSString> Firmware_;
 744 static NSString *Major_;
 745
 746 static _H<NSMutableDictionary> SessionData_;
 747 static _H<NSObject> HostConfig_;
 748 static _H<NSMutableSet> BridgedHosts_;
 749 static _H<NSMutableSet> TokenHosts_;
 750 static _H<NSMutableSet> InsecureHosts_;
 751 static _H<NSMutableSet> PipelinedHosts_;
 752 static _H<NSMutableSet> CachedURLs_;
 753
 754 static NSString *kCydiaProgressEventTypeError = @"Error";
 755 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 756 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 757 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 758 /* }}} */
 759
 760 /* Display Helpers {{{ */
 761 inline float Interpolate(float begin, float end, float fraction) {
 762     return (end - begin) * fraction + begin;
 763 }
 764
 765 static _finline const char *StripVersion_(const char *version) {
 766     const char *colon(strchr(version, ':'));
 767     return colon == NULL ? version : colon + 1;
 768 }
 769
 770 NSString *LocalizeSection(NSString *section) {
 771     static Pcre title_r("^(.*?) \\((.*)\\)$");
 772     if (title_r(section)) {
 773         NSString *parent(title_r[1]);
 774         NSString *child(title_r[2]);
 775
 776         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 777             LocalizeSection(parent),
 778             LocalizeSection(child)
 779         ];
 780     }
 781
 782     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 783 }
 784
 785 NSString *Simplify(NSString *title) {
 786     const char *data = [title UTF8String];
 787     size_t size = [title length];
 788
 789     static Pcre square_r("^\\[(.*)\\]$");
 790     if (square_r(data, size))
 791         return Simplify(square_r[1]);
 792
 793     static Pcre paren_r("^\\((.*)\\)$");
 794     if (paren_r(data, size))
 795         return Simplify(paren_r[1]);
 796
 797     static Pcre title_r("^(.*?) \\((.*)\\)$");
 798     if (title_r(data, size))
 799         return Simplify(title_r[1]);
 800
 801     return title;
 802 }
 803 /* }}} */
 804
 805 NSString *GetLastUpdate() {
 806     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 807
 808     if (update == nil)
 809         return UCLocalize("NEVER_OR_UNKNOWN");
 810
 811     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 812     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 813
 814     CFRelease(formatter);
 815
 816     return [(NSString *) formatted autorelease];
 817 }
 818
 819 bool isSectionVisible(NSString *section) {
 820     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 821     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 822     return hidden == nil || ![hidden boolValue];
 823 }
 824
 825 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 826     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 827     if (entry == MACH_PORT_NULL)
 828         return nil;
 829
 830     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 831     IOObjectRelease(entry);
 832
 833     if (value == NULL)
 834         return nil;
 835     return [(id) value autorelease];
 836 }
 837
 838 static NSString *CYHex(NSData *data, bool reverse = false) {
 839     if (data == nil)
 840         return nil;
 841
 842     size_t length([data length]);
 843     uint8_t bytes[length];
 844     [data getBytes:bytes];
 845
 846     char string[length * 2 + 1];
 847     for (size_t i(0); i != length; ++i)
 848         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 849
 850     return [NSString stringWithUTF8String:string];
 851 }
 852
 853 @class Cydia;
 854
 855 /* Delegate Prototypes {{{ */
 856 @class Package;
 857 @class Source;
 858 @class CydiaProgressEvent;
 859
 860 @protocol DatabaseDelegate
 861 - (void) repairWithSelector:(SEL)selector;
 862 - (void) setConfigurationData:(NSString *)data;
 863 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 864 @end
 865
 866 @class CYPackageController;
 867
 868 @protocol CydiaDelegate
 869 - (void) returnToCydia;
 870 - (void) saveState;
 871 - (void) retainNetworkActivityIndicator;
 872 - (void) releaseNetworkActivityIndicator;
 873 - (void) clearPackage:(Package *)package;
 874 - (void) installPackage:(Package *)package;
 875 - (void) installPackages:(NSArray *)packages;
 876 - (void) removePackage:(Package *)package;
 877 - (void) beginUpdate;
 878 - (BOOL) updating;
 879 - (void) distUpgrade;
 880 - (void) loadData;
 881 - (void) updateData;
 882 - (void) syncData;
 883 - (void) addSource:(NSDictionary *)source;
 884 - (void) addTrivialSource:(NSString *)href;
 885 - (void) showSettings;
 886 - (UIProgressHUD *) addProgressHUD;
 887 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 888 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 889 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 890 @end
 891 /* }}} */
 892
 893 /* Status Delegation {{{ */
 894 class Status :
 895     public pkgAcquireStatus
 896 {
 897   private:
 898     _transient NSObject<ProgressDelegate> *delegate_;
 899     bool cancelled_;
 900
 901   public:
 902     Status() :
 903         delegate_(nil),
 904         cancelled_(false)
 905     {
 906     }
 907
 908     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 909         delegate_ = delegate;
 910     }
 911
 912     NSObject<ProgressDelegate> *getDelegate() const {
 913         return delegate_;
 914     }
 915
 916     virtual bool MediaChange(std::string media, std::string drive) {
 917         return false;
 918     }
 919
 920     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 921         Done(item);
 922     }
 923
 924     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 925         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 926         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 927         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 928     }
 929
 930     virtual void Done(pkgAcquire::ItemDesc &item) {
 931         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 932         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 933         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 934     }
 935
 936     virtual void Fail(pkgAcquire::ItemDesc &item) {
 937         if (
 938             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 939             item.Owner->Status == pkgAcquire::Item::StatDone
 940         )
 941             return;
 942
 943         std::string &error(item.Owner->ErrorText);
 944         if (error.empty())
 945             return;
 946
 947         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 948         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 949     }
 950
 951     virtual bool Pulse(pkgAcquire *Owner) {
 952         bool value = pkgAcquireStatus::Pulse(Owner);
 953
 954         double percent(
 955             double(CurrentBytes + CurrentItems) /
 956             double(TotalBytes + TotalItems)
 957         );
 958
 959         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 960             [NSNumber numberWithDouble:percent], @"Percent",
 961
 962             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 963             [NSNumber numberWithDouble:TotalBytes], @"Total",
 964             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 965         nil] waitUntilDone:YES];
 966
 967         if (value && ![delegate_ isProgressCancelled])
 968             return true;
 969         else {
 970             cancelled_ = true;
 971             return false;
 972         }
 973     }
 974
 975     _finline bool WasCancelled() const {
 976         return cancelled_;
 977     }
 978
 979     virtual void Start() {
 980         pkgAcquireStatus::Start();
 981         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 982     }
 983
 984     virtual void Stop() {
 985         pkgAcquireStatus::Stop();
 986         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 987         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 988     }
 989 };
 990 /* }}} */
 991 /* Database Interface {{{ */
 992 typedef std::map< unsigned long, _H<Source> > SourceMap;
 993
 994 @interface Database : NSObject {
 995     NSZone *zone_;
 996     apr_pool_t *pool_;
 997
 998     unsigned era_;
 999
1000     pkgCacheFile cache_;
1001     pkgDepCache::Policy *policy_;
1002     pkgRecords *records_;
1003     pkgProblemResolver *resolver_;
1004     pkgAcquire *fetcher_;
1005     FileFd *lock_;
1006     SPtr<pkgPackageManager> manager_;
1007     pkgSourceList *list_;
1008
1009     SourceMap sourceMap_;
1010     _H<NSMutableArray> sourceList_;
1011
1012     CFMutableArrayRef packages_;
1013
1014     _transient NSObject<DatabaseDelegate> *delegate_;
1015     _transient NSObject<ProgressDelegate> *progress_;
1016
1017     Status status_;
1018
1019     int cydiafd_;
1020     int statusfd_;
1021     FILE *input_;
1022
1023     std::map<const char *, _H<NSString> > sections_;
1024 }
1025
1026 + (Database *) sharedInstance;
1027 - (unsigned) era;
1028
1029 - (void) _readCydia:(NSNumber *)fd;
1030 - (void) _readStatus:(NSNumber *)fd;
1031 - (void) _readOutput:(NSNumber *)fd;
1032
1033 - (FILE *) input;
1034
1035 - (Package *) packageWithName:(NSString *)name;
1036
1037 - (pkgCacheFile &) cache;
1038 - (pkgDepCache::Policy *) policy;
1039 - (pkgRecords *) records;
1040 - (pkgProblemResolver *) resolver;
1041 - (pkgAcquire &) fetcher;
1042 - (pkgSourceList &) list;
1043 - (NSArray *) packages;
1044 - (NSArray *) sources;
1045 - (Source *) sourceWithKey:(NSString *)key;
1046 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1047
1048 - (void) configure;
1049 - (bool) prepare;
1050 - (void) perform;
1051 - (bool) upgrade;
1052 - (void) update;
1053
1054 - (void) updateWithStatus:(Status &)status;
1055
1056 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1057
1058 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1059 - (NSObject<ProgressDelegate> *) progressDelegate;
1060
1061 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1062
1063 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1064
1065 @end
1066 /* }}} */
1067 /* ProgressEvent Implementation {{{ */
1068 @implementation CydiaProgressEvent
1069
1070 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1071     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1072 }
1073
1074 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1075     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1076     [event setPackage:package];
1077     return event;
1078 }
1079
1080 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1081     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1082
1083     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1084     NSArray *fields([description componentsSeparatedByString:@" "]);
1085     [event setItem:fields];
1086
1087     if ([fields count] > 3) {
1088         [event setPackage:[fields objectAtIndex:2]];
1089         [event setVersion:[fields objectAtIndex:3]];
1090     }
1091
1092     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1093
1094     return event;
1095 }
1096
1097 + (NSArray *) _attributeKeys {
1098     return [NSArray arrayWithObjects:
1099         @"item",
1100         @"message",
1101         @"package",
1102         @"type",
1103         @"url",
1104         @"version",
1105     nil];
1106 }
1107
1108 - (NSArray *) attributeKeys {
1109     return [[self class] _attributeKeys];
1110 }
1111
1112 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1113     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1114 }
1115
1116 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1117     if ((self = [super init]) != nil) {
1118         message_ = message;
1119         type_ = type;
1120     } return self;
1121 }
1122
1123 - (NSString *) message {
1124     return message_;
1125 }
1126
1127 - (NSString *) type {
1128     return type_;
1129 }
1130
1131 - (NSArray *) item {
1132     return (id) item_ ?: [NSNull null];
1133 }
1134
1135 - (void) setItem:(NSArray *)item {
1136     item_ = item;
1137 }
1138
1139 - (NSString *) package {
1140     return (id) package_ ?: [NSNull null];
1141 }
1142
1143 - (void) setPackage:(NSString *)package {
1144     package_ = package;
1145 }
1146
1147 - (NSString *) url {
1148     return (id) url_ ?: [NSNull null];
1149 }
1150
1151 - (void) setURL:(NSString *)url {
1152     url_ = url;
1153 }
1154
1155 - (void) setVersion:(NSString *)version {
1156     version_ = version;
1157 }
1158
1159 - (NSString *) version {
1160     return (id) version_ ?: [NSNull null];
1161 }
1162
1163 - (NSString *) compound:(NSString *)value {
1164     if (value != nil) {
1165         NSString *mode(nil); {
1166             NSString *type([self type]);
1167             if ([type isEqualToString:kCydiaProgressEventTypeError])
1168                 mode = UCLocalize("ERROR");
1169             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1170                 mode = UCLocalize("WARNING");
1171         }
1172
1173         if (mode != nil)
1174             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1175     }
1176
1177     return value;
1178 }
1179
1180 - (NSString *) compoundMessage {
1181     return [self compound:[self message]];
1182 }
1183
1184 - (NSString *) compoundTitle {
1185     NSString *title;
1186
1187     if (package_ == nil)
1188         title = nil;
1189     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1190         title = [package name];
1191     else
1192         title = package_;
1193
1194     return [self compound:title];
1195 }
1196
1197 @end
1198 /* }}} */
1199
1200 // Cytore Definitions {{{
1201 struct PackageValue :
1202     Cytore::Block
1203 {
1204     Cytore::Offset<PackageValue> next_;
1205
1206     uint32_t index_ : 23;
1207     uint32_t subscribed_ : 1;
1208     uint32_t : 8;
1209
1210     int32_t first_;
1211     int32_t last_;
1212
1213     uint16_t vhash_;
1214     uint16_t nhash_;
1215
1216     char version_[8];
1217     char name_[];
1218 };
1219
1220 struct MetaValue :
1221     Cytore::Block
1222 {
1223     uint32_t active_;
1224     Cytore::Offset<PackageValue> packages_[1 << 16];
1225 };
1226
1227 static Cytore::File<MetaValue> MetaFile_;
1228 // }}}
1229 // Cytore Helper Functions {{{
1230 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1231     SplitHash nhash = { hashlittle(name, length) };
1232
1233     PackageValue *metadata;
1234
1235     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1236     offset: if (offset->IsNull()) {
1237         *offset = MetaFile_.New<PackageValue>(length + 1);
1238         metadata = &MetaFile_.Get(*offset);
1239
1240         if (metadata == NULL) {
1241             if (fail != NULL)
1242                 *fail = true;
1243
1244             metadata = new PackageValue();
1245             memset(metadata, 0, sizeof(*metadata));
1246         }
1247
1248         memcpy(metadata->name_, name, length + 1);
1249         metadata->nhash_ = nhash.u16[1];
1250     } else {
1251         metadata = &MetaFile_.Get(*offset);
1252
1253         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1254             offset = &metadata->next_;
1255             goto offset;
1256         }
1257     }
1258
1259     return metadata;
1260 }
1261
1262 static void PackageImport(const void *key, const void *value, void *context) {
1263     bool &fail(*reinterpret_cast<bool *>(context));
1264
1265     char buffer[1024];
1266     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1267         NSLog(@"failed to import package %@", key);
1268         return;
1269     }
1270
1271     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1272     NSDictionary *package((NSDictionary *) value);
1273
1274     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1275         if ([subscribed boolValue] && !metadata->subscribed_)
1276             metadata->subscribed_ = true;
1277
1278     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1279         time_t time([date timeIntervalSince1970]);
1280         if (metadata->first_ > time || metadata->first_ == 0)
1281             metadata->first_ = time;
1282     }
1283
1284     NSDate *date([package objectForKey:@"LastSeen"]);
1285     NSString *version([package objectForKey:@"LastVersion"]);
1286
1287     if (date != nil && version != nil) {
1288         time_t time([date timeIntervalSince1970]);
1289         if (metadata->last_ < time || metadata->last_ == 0)
1290             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1291                 size_t length(strlen(buffer));
1292                 uint16_t vhash(hashlittle(buffer, length));
1293
1294                 size_t capped(std::min<size_t>(8, length));
1295                 char *latest(buffer + length - capped);
1296
1297                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1298                 metadata->vhash_ = vhash;
1299
1300                 metadata->last_ = time;
1301             }
1302     }
1303 }
1304 // }}}
1305
1306 /* Source Class {{{ */
1307 @interface Source : NSObject {
1308     unsigned era_;
1309     Database *database_;
1310     metaIndex *index_;
1311
1312     CYString depiction_;
1313     CYString description_;
1314     CYString label_;
1315     CYString origin_;
1316     CYString support_;
1317
1318     CYString uri_;
1319     CYString distribution_;
1320     CYString type_;
1321     CYString base_;
1322     CYString version_;
1323
1324     _H<NSString> host_;
1325     _H<NSString> authority_;
1326
1327     CYString defaultIcon_;
1328
1329     _H<NSDictionary> record_;
1330     BOOL trusted_;
1331 }
1332
1333 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1334
1335 - (NSComparisonResult) compareByName:(Source *)source;
1336
1337 - (NSString *) depictionForPackage:(NSString *)package;
1338 - (NSString *) supportForPackage:(NSString *)package;
1339
1340 - (NSDictionary *) record;
1341 - (BOOL) trusted;
1342
1343 - (NSString *) rooturi;
1344 - (NSString *) distribution;
1345 - (NSString *) type;
1346
1347 - (NSString *) key;
1348 - (NSString *) host;
1349
1350 - (NSString *) name;
1351 - (NSString *) shortDescription;
1352 - (NSString *) label;
1353 - (NSString *) origin;
1354 - (NSString *) version;
1355
1356 - (NSString *) defaultIcon;
1357 - (NSURL *) iconURL;
1358
1359 @end
1360
1361 @implementation Source
1362
1363 - (void) _clear {
1364     uri_.clear();
1365     distribution_.clear();
1366     type_.clear();
1367
1368     base_.clear();
1369
1370     description_.clear();
1371     label_.clear();
1372     origin_.clear();
1373     depiction_.clear();
1374     support_.clear();
1375     version_.clear();
1376     defaultIcon_.clear();
1377
1378     record_ = nil;
1379     host_ = nil;
1380     authority_ = nil;
1381 }
1382
1383 + (NSString *) webScriptNameForSelector:(SEL)selector {
1384     if (false);
1385     else if (selector == @selector(addSection:))
1386         return @"addSection";
1387     else if (selector == @selector(getField:))
1388         return @"getField";
1389     else if (selector == @selector(removeSection:))
1390         return @"removeSection";
1391     else if (selector == @selector(remove))
1392         return @"remove";
1393     else
1394         return nil;
1395 }
1396
1397 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1398     return [self webScriptNameForSelector:selector] == nil;
1399 }
1400
1401 + (NSArray *) _attributeKeys {
1402     return [NSArray arrayWithObjects:
1403         @"baseuri",
1404         @"distribution",
1405         @"host",
1406         @"key",
1407         @"iconuri",
1408         @"label",
1409         @"name",
1410         @"origin",
1411         @"rooturi",
1412         @"sections",
1413         @"shortDescription",
1414         @"trusted",
1415         @"type",
1416         @"version",
1417     nil];
1418 }
1419
1420 - (NSArray *) attributeKeys {
1421     return [[self class] _attributeKeys];
1422 }
1423
1424 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1425     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1426 }
1427
1428 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1429     [self _clear];
1430
1431     trusted_ = index->IsTrusted();
1432
1433     uri_.set(pool, index->GetURI());
1434     distribution_.set(pool, index->GetDist());
1435     type_.set(pool, index->GetType());
1436
1437     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1438     if (dindex != NULL) {
1439         base_.set(pool, dindex->MetaIndexURI(""));
1440
1441         FileFd fd;
1442         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1443             _error->Discard();
1444         else {
1445             pkgTagFile tags(&fd);
1446
1447             pkgTagSection section;
1448             tags.Step(section);
1449
1450             struct {
1451                 const char *name_;
1452                 CYString *value_;
1453             } names[] = {
1454                 {"default-icon", &defaultIcon_},
1455                 {"depiction", &depiction_},
1456                 {"description", &description_},
1457                 {"label", &label_},
1458                 {"origin", &origin_},
1459                 {"support", &support_},
1460                 {"version", &version_},
1461             };
1462
1463             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1464                 const char *start, *end;
1465
1466                 if (section.Find(names[i].name_, start, end)) {
1467                     CYString &value(*names[i].value_);
1468                     value.set(pool, start, end - start);
1469                 }
1470             }
1471         }
1472     }
1473
1474     record_ = [Sources_ objectForKey:[self key]];
1475
1476     NSURL *url([NSURL URLWithString:uri_]);
1477
1478     host_ = [url host];
1479     if (host_ != nil)
1480         host_ = [host_ lowercaseString];
1481
1482     if (host_ != nil)
1483         authority_ = host_;
1484     else
1485         authority_ = [url path];
1486 }
1487
1488 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1489     if ((self = [super init]) != nil) {
1490         era_ = [database era];
1491         database_ = database;
1492         index_ = index;
1493
1494         [self setMetaIndex:index inPool:pool];
1495     } return self;
1496 }
1497
1498 - (NSString *) getField:(NSString *)name {
1499 @synchronized (database_) {
1500     if ([database_ era] != era_ || index_ == NULL)
1501         return nil;
1502
1503     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1504     if (dindex == NULL)
1505         return nil;
1506
1507     FileFd fd;
1508     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1509          _error->Discard();
1510          return nil;
1511     }
1512
1513     pkgTagFile tags(&fd);
1514
1515     pkgTagSection section;
1516     tags.Step(section);
1517
1518     const char *start, *end;
1519     if (!section.Find([name UTF8String], start, end))
1520         return (NSString *) [NSNull null];
1521
1522     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1523 } }
1524
1525 - (NSComparisonResult) compareByName:(Source *)source {
1526     NSString *lhs = [self name];
1527     NSString *rhs = [source name];
1528
1529     if ([lhs length] != 0 && [rhs length] != 0) {
1530         unichar lhc = [lhs characterAtIndex:0];
1531         unichar rhc = [rhs characterAtIndex:0];
1532
1533         if (isalpha(lhc) && !isalpha(rhc))
1534             return NSOrderedAscending;
1535         else if (!isalpha(lhc) && isalpha(rhc))
1536             return NSOrderedDescending;
1537     }
1538
1539     return [lhs compare:rhs options:LaxCompareOptions_];
1540 }
1541
1542 - (NSString *) depictionForPackage:(NSString *)package {
1543     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1544 }
1545
1546 - (NSString *) supportForPackage:(NSString *)package {
1547     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1548 }
1549
1550 - (NSArray *) sections {
1551     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1552 }
1553
1554 - (void) _addSection:(NSString *)section {
1555     if (record_ == nil)
1556         return;
1557     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1558         if (![sections containsObject:section]) {
1559             [sections addObject:section];
1560             Changed_ = true;
1561         }
1562     } else {
1563         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1564         Changed_ = true;
1565     }
1566 }
1567
1568 - (bool) addSection:(NSString *)section {
1569     if (record_ == nil)
1570         return false;
1571
1572     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1573     return true;
1574 }
1575
1576 - (void) _removeSection:(NSString *)section {
1577     if (record_ == nil)
1578         return;
1579
1580     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1581         if ([sections containsObject:section]) {
1582             [sections removeObject:section];
1583             Changed_ = true;
1584         }
1585 }
1586
1587 - (bool) removeSection:(NSString *)section {
1588     if (record_ == nil)
1589         return false;
1590
1591     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1592     return true;
1593 }
1594
1595 - (void) _remove {
1596     [Sources_ removeObjectForKey:[self key]];
1597     Changed_ = true;
1598 }
1599
1600 - (bool) remove {
1601     bool value(record_ != nil);
1602     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1603     return value;
1604 }
1605
1606 - (NSDictionary *) record {
1607     return record_;
1608 }
1609
1610 - (BOOL) trusted {
1611     return trusted_;
1612 }
1613
1614 - (NSString *) rooturi {
1615     return uri_;
1616 }
1617
1618 - (NSString *) distribution {
1619     return distribution_;
1620 }
1621
1622 - (NSString *) type {
1623     return type_;
1624 }
1625
1626 - (NSString *) baseuri {
1627     return base_.empty() ? nil : (id) base_;
1628 }
1629
1630 - (NSString *) iconuri {
1631     if (NSString *base = [self baseuri])
1632         return [base stringByAppendingString:@"CydiaIcon.png"];
1633
1634     return nil;
1635 }
1636
1637 - (NSURL *) iconURL {
1638     if (NSString *uri = [self iconuri])
1639         return [NSURL URLWithString:uri];
1640     return nil;
1641 }
1642
1643 - (NSString *) key {
1644     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1645 }
1646
1647 - (NSString *) host {
1648     return host_;
1649 }
1650
1651 - (NSString *) name {
1652     return origin_.empty() ? (id) authority_ : origin_;
1653 }
1654
1655 - (NSString *) shortDescription {
1656     return description_;
1657 }
1658
1659 - (NSString *) label {
1660     return label_.empty() ? (id) authority_ : label_;
1661 }
1662
1663 - (NSString *) origin {
1664     return origin_;
1665 }
1666
1667 - (NSString *) version {
1668     return version_;
1669 }
1670
1671 - (NSString *) defaultIcon {
1672     return defaultIcon_;
1673 }
1674
1675 @end
1676 /* }}} */
1677 /* CydiaOperation Class {{{ */
1678 @interface CydiaOperation : NSObject {
1679     _H<NSString> operator_;
1680     _H<NSString> value_;
1681 }
1682
1683 - (NSString *) operator;
1684 - (NSString *) value;
1685
1686 @end
1687
1688 @implementation CydiaOperation
1689
1690 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1691     if ((self = [super init]) != nil) {
1692         operator_ = [NSString stringWithUTF8String:_operator];
1693         value_ = [NSString stringWithUTF8String:value];
1694     } return self;
1695 }
1696
1697 + (NSArray *) _attributeKeys {
1698     return [NSArray arrayWithObjects:
1699         @"operator",
1700         @"value",
1701     nil];
1702 }
1703
1704 - (NSArray *) attributeKeys {
1705     return [[self class] _attributeKeys];
1706 }
1707
1708 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1709     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1710 }
1711
1712 - (NSString *) operator {
1713     return operator_;
1714 }
1715
1716 - (NSString *) value {
1717     return value_;
1718 }
1719
1720 @end
1721 /* }}} */
1722 /* CydiaClause Class {{{ */
1723 @interface CydiaClause : NSObject {
1724     _H<NSString> package_;
1725     _H<CydiaOperation> version_;
1726 }
1727
1728 - (NSString *) package;
1729 - (CydiaOperation *) version;
1730
1731 @end
1732
1733 @implementation CydiaClause
1734
1735 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1736     if ((self = [super init]) != nil) {
1737         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1738
1739         if (const char *version = dep.TargetVer())
1740             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1741         else
1742             version_ = (id) [NSNull null];
1743     } return self;
1744 }
1745
1746 + (NSArray *) _attributeKeys {
1747     return [NSArray arrayWithObjects:
1748         @"package",
1749         @"version",
1750     nil];
1751 }
1752
1753 - (NSArray *) attributeKeys {
1754     return [[self class] _attributeKeys];
1755 }
1756
1757 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1758     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1759 }
1760
1761 - (NSString *) package {
1762     return package_;
1763 }
1764
1765 - (CydiaOperation *) version {
1766     return version_;
1767 }
1768
1769 @end
1770 /* }}} */
1771 /* CydiaRelation Class {{{ */
1772 @interface CydiaRelation : NSObject {
1773     _H<NSString> relationship_;
1774     _H<NSMutableArray> clauses_;
1775 }
1776
1777 - (NSString *) relationship;
1778 - (NSArray *) clauses;
1779
1780 @end
1781
1782 @implementation CydiaRelation
1783
1784 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1785     if ((self = [super init]) != nil) {
1786         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1787         clauses_ = [NSMutableArray arrayWithCapacity:8];
1788
1789         pkgCache::DepIterator start;
1790         pkgCache::DepIterator end;
1791         dep.GlobOr(start, end); // ++dep
1792
1793         _forever {
1794             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1795
1796             // yes, seriously. (wtf?)
1797             if (start == end)
1798                 break;
1799             ++start;
1800         }
1801     } return self;
1802 }
1803
1804 + (NSArray *) _attributeKeys {
1805     return [NSArray arrayWithObjects:
1806         @"clauses",
1807         @"relationship",
1808     nil];
1809 }
1810
1811 - (NSArray *) attributeKeys {
1812     return [[self class] _attributeKeys];
1813 }
1814
1815 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1816     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1817 }
1818
1819 - (NSString *) relationship {
1820     return relationship_;
1821 }
1822
1823 - (NSArray *) clauses {
1824     return clauses_;
1825 }
1826
1827 - (void) addClause:(CydiaClause *)clause {
1828     [clauses_ addObject:clause];
1829 }
1830
1831 @end
1832 /* }}} */
1833 /* Package Class {{{ */
1834 struct ParsedPackage {
1835     CYString md5sum_;
1836     CYString tagline_;
1837
1838     CYString architecture_;
1839     CYString icon_;
1840
1841     CYString depiction_;
1842     CYString homepage_;
1843
1844     CYString sponsor_;
1845     CYString author_;
1846
1847     CYString bugs_;
1848     CYString support_;
1849 };
1850
1851 @interface Package : NSObject {
1852     uint32_t era_ : 25;
1853     uint32_t role_ : 3;
1854     uint32_t essential_ : 1;
1855     uint32_t obsolete_ : 1;
1856     uint32_t ignored_ : 1;
1857     uint32_t pooled_ : 1;
1858
1859     apr_pool_t *pool_;
1860
1861     uint32_t rank_;
1862
1863     _transient Database *database_;
1864
1865     pkgCache::VerIterator version_;
1866     pkgCache::PkgIterator iterator_;
1867     pkgCache::VerFileIterator file_;
1868
1869     CYString id_;
1870     CYString name_;
1871
1872     CYString latest_;
1873     CYString installed_;
1874
1875     const char *section_;
1876     _transient NSString *section$_;
1877
1878     _H<Source> source_;
1879
1880     PackageValue *metadata_;
1881     ParsedPackage *parsed_;
1882
1883     _H<NSMutableArray> tags_;
1884 }
1885
1886 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1887 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1888
1889 - (pkgCache::PkgIterator) iterator;
1890 - (void) parse;
1891
1892 - (NSString *) section;
1893 - (NSString *) simpleSection;
1894
1895 - (NSString *) longSection;
1896 - (NSString *) shortSection;
1897
1898 - (NSString *) uri;
1899
1900 - (MIMEAddress *) maintainer;
1901 - (size_t) size;
1902 - (NSString *) longDescription;
1903 - (NSString *) shortDescription;
1904 - (unichar) index;
1905
1906 - (PackageValue *) metadata;
1907 - (time_t) seen;
1908
1909 - (bool) subscribed;
1910 - (bool) setSubscribed:(bool)subscribed;
1911
1912 - (BOOL) ignored;
1913
1914 - (NSString *) latest;
1915 - (NSString *) installed;
1916 - (BOOL) uninstalled;
1917
1918 - (BOOL) valid;
1919 - (BOOL) upgradableAndEssential:(BOOL)essential;
1920 - (BOOL) essential;
1921 - (BOOL) broken;
1922 - (BOOL) unfiltered;
1923 - (BOOL) visible;
1924
1925 - (BOOL) half;
1926 - (BOOL) halfConfigured;
1927 - (BOOL) halfInstalled;
1928 - (BOOL) hasMode;
1929 - (NSString *) mode;
1930
1931 - (NSString *) id;
1932 - (NSString *) name;
1933 - (UIImage *) icon;
1934 - (NSString *) homepage;
1935 - (NSString *) depiction;
1936 - (MIMEAddress *) author;
1937
1938 - (NSString *) support;
1939
1940 - (NSArray *) files;
1941 - (NSArray *) warnings;
1942 - (NSArray *) applications;
1943
1944 - (Source *) source;
1945
1946 - (uint32_t) rank;
1947 - (BOOL) matches:(NSArray *)query;
1948
1949 - (bool) hasSupportingRole;
1950 - (BOOL) hasTag:(NSString *)tag;
1951 - (NSString *) primaryPurpose;
1952 - (NSArray *) purposes;
1953 - (bool) isCommercial;
1954
1955 - (void) setIndex:(size_t)index;
1956
1957 - (CYString &) cyname;
1958
1959 - (uint32_t) compareBySection:(NSArray *)sections;
1960
1961 - (void) install;
1962 - (void) remove;
1963
1964 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1965 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1966 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1967 - (bool) isVisibleInSection:(NSString *)section;
1968 - (bool) isVisibleInSource:(Source *)source;
1969
1970 @end
1971
1972 uint32_t PackageChangesRadix(Package *self, void *) {
1973     union {
1974         uint32_t key;
1975
1976         struct {
1977             uint32_t timestamp : 30;
1978             uint32_t ignored : 1;
1979             uint32_t upgradable : 1;
1980         } bits;
1981     } value;
1982
1983     bool upgradable([self upgradableAndEssential:YES]);
1984     value.bits.upgradable = upgradable ? 1 : 0;
1985
1986     if (upgradable) {
1987         value.bits.timestamp = 0;
1988         value.bits.ignored = [self ignored] ? 0 : 1;
1989         value.bits.upgradable = 1;
1990     } else {
1991         value.bits.timestamp = [self seen] >> 2;
1992         value.bits.ignored = 0;
1993         value.bits.upgradable = 0;
1994     }
1995
1996     return _not(uint32_t) - value.key;
1997 }
1998
1999 uint32_t PackagePrefixRadix(Package *self, void *context) {
2000     size_t offset(reinterpret_cast<size_t>(context));
2001     CYString &name([self cyname]);
2002
2003     size_t size(name.size());
2004     if (size == 0)
2005         return 0;
2006     char *text(name.data());
2007
2008     size_t zeros;
2009     if (!isdigit(text[0]))
2010         zeros = 0;
2011     else {
2012         size_t digits(1);
2013         while (size != digits && isdigit(text[digits]))
2014             if (++digits == 4)
2015                 break;
2016         zeros = 4 - digits;
2017     }
2018
2019     uint8_t data[4];
2020
2021     if (offset == 0 && zeros != 0) {
2022         memset(data, '0', zeros);
2023         memcpy(data + zeros, text, 4 - zeros);
2024     } else {
2025         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2026         if (size <= offset - zeros)
2027             return 0;
2028
2029         text += offset - zeros;
2030         size -= offset - zeros;
2031
2032         if (size >= 4)
2033             memcpy(data, text, 4);
2034         else {
2035             memcpy(data, text, size);
2036             memset(data + size, 0, 4 - size);
2037         }
2038
2039         for (size_t i(0); i != 4; ++i)
2040             if (isalpha(data[i]))
2041                 data[i] |= 0x20;
2042     }
2043
2044     if (offset == 0)
2045         if (data[0] == '@')
2046             data[0] = 0x7f;
2047         else
2048             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2049
2050     /* XXX: ntohl may be more honest */
2051     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2052 }
2053
2054 CYString &(*PackageName)(Package *self, SEL sel);
2055
2056 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2057     _profile(PackageNameCompare)
2058         CYString &lhi(PackageName(lhs, @selector(cyname)));
2059         CYString &rhi(PackageName(rhs, @selector(cyname)));
2060         CFStringRef lhn(lhi), rhn(rhi);
2061
2062         if (lhn == NULL)
2063             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2064         else if (rhn == NULL)
2065             return NSOrderedDescending;
2066
2067         _profile(PackageNameCompare$NumbersLast)
2068             if (!lhi.empty() && !rhi.empty()) {
2069                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2070                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2071                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2072                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2073                     return lha ? NSOrderedAscending : NSOrderedDescending;
2074             }
2075         _end
2076
2077         CFIndex length = CFStringGetLength(lhn);
2078
2079         _profile(PackageNameCompare$Compare)
2080             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2081         _end
2082     _end
2083 }
2084
2085 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2086     return PackageNameCompare(*lhs, *rhs, context);
2087 }
2088
2089 struct PackageNameOrdering :
2090     std::binary_function<Package *, Package *, bool>
2091 {
2092     _finline bool operator ()(Package *lhs, Package *rhs) const {
2093         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2094     }
2095 };
2096
2097 @implementation Package
2098
2099 - (NSString *) description {
2100     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2101 }
2102
2103 - (void) dealloc {
2104     if (!pooled_)
2105         apr_pool_destroy(pool_);
2106     if (parsed_ != NULL)
2107         delete parsed_;
2108     [super dealloc];
2109 }
2110
2111 + (NSString *) webScriptNameForSelector:(SEL)selector {
2112     if (false);
2113     else if (selector == @selector(clear))
2114         return @"clear";
2115     else if (selector == @selector(getField:))
2116         return @"getField";
2117     else if (selector == @selector(hasTag:))
2118         return @"hasTag";
2119     else if (selector == @selector(install))
2120         return @"install";
2121     else if (selector == @selector(remove))
2122         return @"remove";
2123     else
2124         return nil;
2125 }
2126
2127 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2128     return [self webScriptNameForSelector:selector] == nil;
2129 }
2130
2131 + (NSArray *) _attributeKeys {
2132     return [NSArray arrayWithObjects:
2133         @"applications",
2134         @"architecture",
2135         @"author",
2136         @"depiction",
2137         @"essential",
2138         @"homepage",
2139         @"icon",
2140         @"id",
2141         @"installed",
2142         @"latest",
2143         @"longDescription",
2144         @"longSection",
2145         @"maintainer",
2146         @"md5sum",
2147         @"mode",
2148         @"name",
2149         @"purposes",
2150         @"relations",
2151         @"section",
2152         @"selection",
2153         @"shortDescription",
2154         @"shortSection",
2155         @"simpleSection",
2156         @"size",
2157         @"source",
2158         @"sponsor",
2159         @"state",
2160         @"support",
2161         @"tags",
2162         @"warnings",
2163     nil];
2164 }
2165
2166 - (NSArray *) attributeKeys {
2167     return [[self class] _attributeKeys];
2168 }
2169
2170 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2171     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2172 }
2173
2174 - (NSArray *) relations {
2175 @synchronized (database_) {
2176     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2177     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2178         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2179     return relations;
2180 } }
2181
2182 - (NSString *) architecture {
2183     [self parse];
2184 @synchronized (database_) {
2185     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2186 } }
2187
2188 - (NSString *) getField:(NSString *)name {
2189 @synchronized (database_) {
2190     if ([database_ era] != era_ || file_.end())
2191         return nil;
2192
2193     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2194
2195     const char *start, *end;
2196     if (!parser.Find([name UTF8String], start, end))
2197         return (NSString *) [NSNull null];
2198
2199     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2200 } }
2201
2202 - (void) parse {
2203     if (parsed_ != NULL)
2204         return;
2205 @synchronized (database_) {
2206     if ([database_ era] != era_ || file_.end())
2207         return;
2208
2209     ParsedPackage *parsed(new ParsedPackage);
2210     parsed_ = parsed;
2211
2212     _profile(Package$parse)
2213         pkgRecords::Parser *parser;
2214
2215         _profile(Package$parse$Lookup)
2216             parser = &[database_ records]->Lookup(file_);
2217         _end
2218
2219         CYString website;
2220
2221         _profile(Package$parse$Find)
2222             struct {
2223                 const char *name_;
2224                 CYString *value_;
2225             } names[] = {
2226                 {"architecture", &parsed->architecture_},
2227                 {"icon", &parsed->icon_},
2228                 {"depiction", &parsed->depiction_},
2229                 {"homepage", &parsed->homepage_},
2230                 {"website", &website},
2231                 {"bugs", &parsed->bugs_},
2232                 {"support", &parsed->support_},
2233                 {"sponsor", &parsed->sponsor_},
2234                 {"author", &parsed->author_},
2235                 {"md5sum", &parsed->md5sum_},
2236             };
2237
2238             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2239                 const char *start, *end;
2240
2241                 if (parser->Find(names[i].name_, start, end)) {
2242                     CYString &value(*names[i].value_);
2243                     _profile(Package$parse$Value)
2244                         value.set(pool_, start, end - start);
2245                     _end
2246                 }
2247             }
2248         _end
2249
2250         _profile(Package$parse$Tagline)
2251             const char *start, *end;
2252             if (parser->ShortDesc(start, end)) {
2253                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2254                 if (stop == NULL)
2255                     stop = end;
2256                 while (stop != start && stop[-1] == '\r')
2257                     --stop;
2258                 parsed->tagline_.set(pool_, start, stop - start);
2259             }
2260         _end
2261
2262         _profile(Package$parse$Retain)
2263             if (parsed->homepage_.empty())
2264                 parsed->homepage_ = website;
2265             if (parsed->homepage_ == parsed->depiction_)
2266                 parsed->homepage_.clear();
2267         _end
2268     _end
2269 } }
2270
2271 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2272     if ((self = [super init]) != nil) {
2273     _profile(Package$initWithVersion)
2274         if (pool == NULL)
2275             apr_pool_create(&pool_, NULL);
2276         else {
2277             pool_ = pool;
2278             pooled_ = true;
2279         }
2280
2281         database_ = database;
2282         era_ = [database era];
2283
2284         version_ = version;
2285
2286         pkgCache::PkgIterator iterator(version.ParentPkg());
2287         iterator_ = iterator;
2288
2289         _profile(Package$initWithVersion$Version)
2290             if (!version_.end())
2291                 file_ = version_.FileList();
2292             else {
2293                 pkgCache &cache([database_ cache]);
2294                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2295             }
2296         _end
2297
2298         _profile(Package$initWithVersion$Cache)
2299             name_.set(NULL, iterator.Display());
2300
2301             latest_.set(NULL, StripVersion_(version_.VerStr()));
2302
2303             pkgCache::VerIterator current(iterator.CurrentVer());
2304             if (!current.end())
2305                 installed_.set(NULL, StripVersion_(current.VerStr()));
2306         _end
2307
2308         _profile(Package$initWithVersion$Tags)
2309             pkgCache::TagIterator tag(iterator.TagList());
2310             if (!tag.end()) {
2311                 tags_ = [NSMutableArray arrayWithCapacity:8];
2312                 do {
2313                     const char *name(tag.Name());
2314                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2315
2316                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2317                         if (strcmp(name + 6, "enduser") == 0)
2318                             role_ = 1;
2319                         else if (strcmp(name + 6, "hacker") == 0)
2320                             role_ = 2;
2321                         else if (strcmp(name + 6, "developer") == 0)
2322                             role_ = 3;
2323                         else if (strcmp(name + 6, "cydia") == 0)
2324                             role_ = 7;
2325                         else
2326                             role_ = 4;
2327                     }
2328
2329                     if (strncmp(name, "cydia::", 7) == 0) {
2330                         if (strcmp(name + 7, "essential") == 0)
2331                             essential_ = true;
2332                         else if (strcmp(name + 7, "obsolete") == 0)
2333                             obsolete_ = true;
2334                     }
2335
2336                     ++tag;
2337                 } while (!tag.end());
2338             }
2339         _end
2340
2341         _profile(Package$initWithVersion$Metadata)
2342             const char *mixed(iterator.Name());
2343             size_t size(strlen(mixed));
2344             char lower[size + 1];
2345
2346             for (size_t i(0); i != size; ++i)
2347                 lower[i] = mixed[i] | 0x20;
2348             lower[size] = '\0';
2349
2350             PackageValue *metadata(PackageFind(lower, size));
2351             metadata_ = metadata;
2352
2353             id_.set(NULL, metadata->name_, size);
2354
2355             const char *latest(version_.VerStr());
2356             size_t length(strlen(latest));
2357
2358             uint16_t vhash(hashlittle(latest, length));
2359
2360             size_t capped(std::min<size_t>(8, length));
2361             latest = latest + length - capped;
2362
2363             if (metadata->first_ == 0)
2364                 metadata->first_ = now_;
2365
2366             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2367                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2368                 metadata->vhash_ = vhash;
2369                 metadata->last_ = now_;
2370             } else if (metadata->last_ == 0)
2371                 metadata->last_ = metadata->first_;
2372         _end
2373
2374         _profile(Package$initWithVersion$Section)
2375             section_ = iterator.Section();
2376         _end
2377
2378         _profile(Package$initWithVersion$Flags)
2379             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2380             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2381         _end
2382     _end } return self;
2383 }
2384
2385 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2386     pkgCache::VerIterator version;
2387
2388     _profile(Package$packageWithIterator$GetCandidateVer)
2389         version = [database policy]->GetCandidateVer(iterator);
2390     _end
2391
2392     if (version.end())
2393         return nil;
2394
2395     Package *package;
2396
2397     _profile(Package$packageWithIterator$Allocate)
2398         package = [Package allocWithZone:zone];
2399     _end
2400
2401     _profile(Package$packageWithIterator$Initialize)
2402         package = [package
2403             initWithVersion:version
2404             withZone:zone
2405             inPool:pool
2406             database:database
2407         ];
2408     _end
2409
2410     _profile(Package$packageWithIterator$Autorelease)
2411         package = [package autorelease];
2412     _end
2413
2414     return package;
2415 }
2416
2417 - (pkgCache::PkgIterator) iterator {
2418     return iterator_;
2419 }
2420
2421 - (NSString *) section {
2422     if (section$_ == nil) {
2423         if (section_ == NULL)
2424             return nil;
2425
2426         _profile(Package$section$mappedSectionForPointer)
2427             section$_ = [database_ mappedSectionForPointer:section_];
2428         _end
2429     } return section$_;
2430 }
2431
2432 - (NSString *) simpleSection {
2433     if (NSString *section = [self section])
2434         return Simplify(section);
2435     else
2436         return nil;
2437 }
2438
2439 - (NSString *) longSection {
2440     return LocalizeSection([self section]);
2441 }
2442
2443 - (NSString *) shortSection {
2444     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2445 }
2446
2447 - (NSString *) uri {
2448     return nil;
2449 #if 0
2450     pkgIndexFile *index;
2451     pkgCache::PkgFileIterator file(file_.File());
2452     if (![database_ list].FindIndex(file, index))
2453         return nil;
2454     return [NSString stringWithUTF8String:iterator_->Path];
2455     //return [NSString stringWithUTF8String:file.Site()];
2456     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2457 #endif
2458 }
2459
2460 - (MIMEAddress *) maintainer {
2461 @synchronized (database_) {
2462     if ([database_ era] != era_ || file_.end())
2463         return nil;
2464
2465     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2466     const std::string &maintainer(parser->Maintainer());
2467     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2468 } }
2469
2470 - (NSString *) md5sum {
2471     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2472 }
2473
2474 - (size_t) size {
2475 @synchronized (database_) {
2476     if ([database_ era] != era_ || version_.end())
2477         return 0;
2478
2479     return version_->InstalledSize;
2480 } }
2481
2482 - (NSString *) longDescription {
2483 @synchronized (database_) {
2484     if ([database_ era] != era_ || file_.end())
2485         return nil;
2486
2487     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2488     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2489
2490     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2491     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2492     if ([lines count] < 2)
2493         return nil;
2494
2495     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2496     for (size_t i(1), e([lines count]); i != e; ++i) {
2497         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2498         [trimmed addObject:trim];
2499     }
2500
2501     return [trimmed componentsJoinedByString:@"\n"];
2502 } }
2503
2504 - (NSString *) shortDescription {
2505     if (parsed_ != NULL)
2506         return static_cast<NSString *>(parsed_->tagline_);
2507
2508 @synchronized (database_) {
2509     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2510
2511     const char *start, *end;
2512     if (!parser.ShortDesc(start, end))
2513         return nil;
2514
2515     if (end - start > 200)
2516         end = start + 200;
2517
2518     /*
2519     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2520         end = stop;
2521
2522     while (end != start && end[-1] == '\r')
2523         --end;
2524     */
2525
2526     return [(id) CYStringCreate(start, end - start) autorelease];
2527 } }
2528
2529 - (unichar) index {
2530     _profile(Package$index)
2531         CFStringRef name((CFStringRef) [self name]);
2532         if (CFStringGetLength(name) == 0)
2533             return '#';
2534         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2535         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2536             return '#';
2537         return toupper(character);
2538     _end
2539 }
2540
2541 - (PackageValue *) metadata {
2542     return metadata_;
2543 }
2544
2545 - (time_t) seen {
2546     PackageValue *metadata([self metadata]);
2547     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2548 }
2549
2550 - (bool) subscribed {
2551     return [self metadata]->subscribed_;
2552 }
2553
2554 - (bool) setSubscribed:(bool)subscribed {
2555     PackageValue *metadata([self metadata]);
2556     if (metadata->subscribed_ == subscribed)
2557         return false;
2558     metadata->subscribed_ = subscribed;
2559     return true;
2560 }
2561
2562 - (BOOL) ignored {
2563     return ignored_;
2564 }
2565
2566 - (NSString *) latest {
2567     return latest_;
2568 }
2569
2570 - (NSString *) installed {
2571     return installed_;
2572 }
2573
2574 - (BOOL) uninstalled {
2575     return installed_.empty();
2576 }
2577
2578 - (BOOL) valid {
2579     return !version_.end();
2580 }
2581
2582 - (BOOL) upgradableAndEssential:(BOOL)essential {
2583     _profile(Package$upgradableAndEssential)
2584         pkgCache::VerIterator current(iterator_.CurrentVer());
2585         if (current.end())
2586             return essential && essential_;
2587         else
2588             return !version_.end() && version_ != current;
2589     _end
2590 }
2591
2592 - (BOOL) essential {
2593     return essential_;
2594 }
2595
2596 - (BOOL) broken {
2597     return [database_ cache][iterator_].InstBroken();
2598 }
2599
2600 - (BOOL) unfiltered {
2601     _profile(Package$unfiltered$obsolete)
2602         if (_unlikely(obsolete_))
2603             return false;
2604     _end
2605
2606     _profile(Package$unfiltered$hasSupportingRole)
2607         if (_unlikely(![self hasSupportingRole]))
2608             return false;
2609     _end
2610
2611     return true;
2612 }
2613
2614 - (BOOL) visible {
2615     if (![self unfiltered])
2616         return false;
2617
2618     NSString *section;
2619
2620     _profile(Package$visible$section)
2621         section = [self section];
2622     _end
2623
2624     _profile(Package$visible$isSectionVisible)
2625         if (!isSectionVisible(section))
2626             return false;
2627     _end
2628
2629     return true;
2630 }
2631
2632 - (BOOL) half {
2633     unsigned char current(iterator_->CurrentState);
2634     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2635 }
2636
2637 - (BOOL) halfConfigured {
2638     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2639 }
2640
2641 - (BOOL) halfInstalled {
2642     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2643 }
2644
2645 - (BOOL) hasMode {
2646 @synchronized (database_) {
2647     if ([database_ era] != era_ || iterator_.end())
2648         return nil;
2649
2650     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2651     return state.Mode != pkgDepCache::ModeKeep;
2652 } }
2653
2654 - (NSString *) mode {
2655 @synchronized (database_) {
2656     if ([database_ era] != era_ || iterator_.end())
2657         return nil;
2658
2659     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2660
2661     switch (state.Mode) {
2662         case pkgDepCache::ModeDelete:
2663             if ((state.iFlags & pkgDepCache::Purge) != 0)
2664                 return @"PURGE";
2665             else
2666                 return @"REMOVE";
2667         case pkgDepCache::ModeKeep:
2668             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2669                 return @"REINSTALL";
2670             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2671                 return nil;*/
2672             else
2673                 return nil;
2674         case pkgDepCache::ModeInstall:
2675             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2676                 return @"REINSTALL";
2677             else*/ switch (state.Status) {
2678                 case -1:
2679                     return @"DOWNGRADE";
2680                 case 0:
2681                     return @"INSTALL";
2682                 case 1:
2683                     return @"UPGRADE";
2684                 case 2:
2685                     return @"NEW_INSTALL";
2686                 _nodefault
2687             }
2688         _nodefault
2689     }
2690 } }
2691
2692 - (NSString *) id {
2693     return id_;
2694 }
2695
2696 - (NSString *) name {
2697     return name_.empty() ? id_ : name_;
2698 }
2699
2700 - (UIImage *) icon {
2701     NSString *section = [self simpleSection];
2702
2703     UIImage *icon(nil);
2704     if (parsed_ != NULL)
2705         if (NSString *href = parsed_->icon_)
2706             if ([href hasPrefix:@"file:///"])
2707                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2708     if (icon == nil) if (section != nil)
2709         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2710     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2711         if ([dicon hasPrefix:@"file:///"])
2712             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2713     if (icon == nil)
2714         icon = [UIImage applicationImageNamed:@"unknown.png"];
2715     return icon;
2716 }
2717
2718 - (NSString *) homepage {
2719     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2720 }
2721
2722 - (NSString *) depiction {
2723     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2724 }
2725
2726 - (MIMEAddress *) sponsor {
2727     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2728 }
2729
2730 - (MIMEAddress *) author {
2731     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2732 }
2733
2734 - (NSString *) support {
2735     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2736 }
2737
2738 - (NSArray *) files {
2739     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2740     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2741
2742     std::ifstream fin;
2743     fin.open([path UTF8String]);
2744     if (!fin.is_open())
2745         return nil;
2746
2747     std::string line;
2748     while (std::getline(fin, line))
2749         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2750
2751     return files;
2752 }
2753
2754 - (NSString *) state {
2755 @synchronized (database_) {
2756     if ([database_ era] != era_ || file_.end())
2757         return nil;
2758
2759     switch (iterator_->CurrentState) {
2760         case pkgCache::State::NotInstalled:
2761             return @"NotInstalled";
2762         case pkgCache::State::UnPacked:
2763             return @"UnPacked";
2764         case pkgCache::State::HalfConfigured:
2765             return @"HalfConfigured";
2766         case pkgCache::State::HalfInstalled:
2767             return @"HalfInstalled";
2768         case pkgCache::State::ConfigFiles:
2769             return @"ConfigFiles";
2770         case pkgCache::State::Installed:
2771             return @"Installed";
2772         case pkgCache::State::TriggersAwaited:
2773             return @"TriggersAwaited";
2774         case pkgCache::State::TriggersPending:
2775             return @"TriggersPending";
2776     }
2777
2778     return (NSString *) [NSNull null];
2779 } }
2780
2781 - (NSString *) selection {
2782 @synchronized (database_) {
2783     if ([database_ era] != era_ || file_.end())
2784         return nil;
2785
2786     switch (iterator_->SelectedState) {
2787         case pkgCache::State::Unknown:
2788             return @"Unknown";
2789         case pkgCache::State::Install:
2790             return @"Install";
2791         case pkgCache::State::Hold:
2792             return @"Hold";
2793         case pkgCache::State::DeInstall:
2794             return @"DeInstall";
2795         case pkgCache::State::Purge:
2796             return @"Purge";
2797     }
2798
2799     return (NSString *) [NSNull null];
2800 } }
2801
2802 - (NSArray *) warnings {
2803     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2804     const char *name(iterator_.Name());
2805
2806     size_t length(strlen(name));
2807     if (length < 2) invalid:
2808         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2809     else for (size_t i(0); i != length; ++i)
2810         if (
2811             /* XXX: technically this is not allowed */
2812             (name[i] < 'A' || name[i] > 'Z') &&
2813             (name[i] < 'a' || name[i] > 'z') &&
2814             (name[i] < '0' || name[i] > '9') &&
2815             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2816         ) goto invalid;
2817
2818     if (strcmp(name, "cydia") != 0) {
2819         bool cydia = false;
2820         bool user = false;
2821         bool _private = false;
2822         bool stash = false;
2823
2824         bool repository = [[self section] isEqualToString:@"Repositories"];
2825
2826         if (NSArray *files = [self files])
2827             for (NSString *file in files)
2828                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2829                     cydia = true;
2830                 else if (!user && [file isEqualToString:@"/User"])
2831                     user = true;
2832                 else if (!_private && [file isEqualToString:@"/private"])
2833                     _private = true;
2834                 else if (!stash && [file isEqualToString:@"/var/stash"])
2835                     stash = true;
2836
2837         /* XXX: this is not sensitive enough. only some folders are valid. */
2838         if (cydia && !repository)
2839             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2840         if (user)
2841             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2842         if (_private)
2843             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2844         if (stash)
2845             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2846     }
2847
2848     return [warnings count] == 0 ? nil : warnings;
2849 }
2850
2851 - (NSArray *) applications {
2852     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2853
2854     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2855
2856     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2857     if (NSArray *files = [self files])
2858         for (NSString *file in files)
2859             if (application_r(file)) {
2860                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2861                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2862                 if ([id isEqualToString:me])
2863                     continue;
2864
2865                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2866                 if (display == nil)
2867                     display = application_r[1];
2868
2869                 NSString *bundle([file stringByDeletingLastPathComponent]);
2870                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2871                 if (icon == nil || [icon length] == 0)
2872                     icon = @"icon.png";
2873                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2874
2875                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2876                 [applications addObject:application];
2877
2878                 [application addObject:id];
2879                 [application addObject:display];
2880                 [application addObject:url];
2881             }
2882
2883     return [applications count] == 0 ? nil : applications;
2884 }
2885
2886 - (Source *) source {
2887     if (source_ == nil) {
2888         @synchronized (database_) {
2889             if ([database_ era] != era_ || file_.end())
2890                 source_ = (Source *) [NSNull null];
2891             else
2892                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2893         }
2894     }
2895
2896     return source_ == (Source *) [NSNull null] ? nil : source_;
2897 }
2898
2899 - (uint32_t) rank {
2900     return rank_;
2901 }
2902
2903 - (BOOL) matches:(NSArray *)query {
2904     if (query == nil || [query count] == 0)
2905         return NO;
2906
2907     rank_ = 0;
2908
2909     NSString *string;
2910     NSRange range;
2911     NSUInteger length;
2912
2913     string = [self name];
2914     length = [string length];
2915
2916     for (NSString *term in query) {
2917         range = [string rangeOfString:term options:MatchCompareOptions_];
2918         if (range.location != NSNotFound)
2919             rank_ -= 6 * 1000000 / length;
2920     }
2921
2922     if (rank_ == 0) {
2923         string = [self id];
2924         length = [string length];
2925
2926         for (NSString *term in query) {
2927             range = [string rangeOfString:term options:MatchCompareOptions_];
2928             if (range.location != NSNotFound)
2929                 rank_ -= 6 * 1000000 / length;
2930         }
2931     }
2932
2933     string = [self shortDescription];
2934     length = [string length];
2935     NSUInteger stop(std::min<NSUInteger>(length, 200));
2936
2937     for (NSString *term in query) {
2938         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2939         if (range.location != NSNotFound)
2940             rank_ -= 2 * 100000;
2941     }
2942
2943     return rank_ != 0;
2944 }
2945
2946 - (bool) hasSupportingRole {
2947     if (role_ == 0)
2948         return true;
2949     if (role_ == 1)
2950         return true;
2951     if ([Role_ isEqualToString:@"User"])
2952         return false;
2953     if (role_ == 2)
2954         return true;
2955     if ([Role_ isEqualToString:@"Hacker"])
2956         return false;
2957     if (role_ == 3)
2958         return true;
2959     if ([Role_ isEqualToString:@"Developer"])
2960         return false;
2961     _assert(false);
2962 }
2963
2964 - (NSArray *) tags {
2965     return tags_;
2966 }
2967
2968 - (BOOL) hasTag:(NSString *)tag {
2969     return tags_ == nil ? NO : [tags_ containsObject:tag];
2970 }
2971
2972 - (NSString *) primaryPurpose {
2973     for (NSString *tag in (NSArray *) tags_)
2974         if ([tag hasPrefix:@"purpose::"])
2975             return [tag substringFromIndex:9];
2976     return nil;
2977 }
2978
2979 - (NSArray *) purposes {
2980     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2981     for (NSString *tag in (NSArray *) tags_)
2982         if ([tag hasPrefix:@"purpose::"])
2983             [purposes addObject:[tag substringFromIndex:9]];
2984     return [purposes count] == 0 ? nil : purposes;
2985 }
2986
2987 - (bool) isCommercial {
2988     return [self hasTag:@"cydia::commercial"];
2989 }
2990
2991 - (void) setIndex:(size_t)index {
2992     if (metadata_->index_ != index)
2993         metadata_->index_ = index;
2994 }
2995
2996 - (CYString &) cyname {
2997     return name_.empty() ? id_ : name_;
2998 }
2999
3000 - (uint32_t) compareBySection:(NSArray *)sections {
3001     NSString *section([self section]);
3002     for (size_t i(0), e([sections count]); i != e; ++i) {
3003         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3004             return i;
3005     }
3006
3007     return _not(uint32_t);
3008 }
3009
3010 - (void) clear {
3011 @synchronized (database_) {
3012     pkgProblemResolver *resolver = [database_ resolver];
3013     resolver->Clear(iterator_);
3014
3015     pkgCacheFile &cache([database_ cache]);
3016     cache->SetReInstall(iterator_, false);
3017     cache->MarkKeep(iterator_, false);
3018 } }
3019
3020 - (void) install {
3021 @synchronized (database_) {
3022     pkgProblemResolver *resolver = [database_ resolver];
3023     resolver->Clear(iterator_);
3024     resolver->Protect(iterator_);
3025
3026     pkgCacheFile &cache([database_ cache]);
3027     cache->SetReInstall(iterator_, false);
3028     cache->MarkInstall(iterator_, false);
3029
3030     pkgDepCache::StateCache &state((*cache)[iterator_]);
3031     if (!state.Install())
3032         cache->SetReInstall(iterator_, true);
3033 } }
3034
3035 - (void) remove {
3036 @synchronized (database_) {
3037     pkgProblemResolver *resolver = [database_ resolver];
3038     resolver->Clear(iterator_);
3039     resolver->Remove(iterator_);
3040     resolver->Protect(iterator_);
3041
3042     pkgCacheFile &cache([database_ cache]);
3043     cache->SetReInstall(iterator_, false);
3044     cache->MarkDelete(iterator_, true);
3045 } }
3046
3047 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3048     _profile(Package$isUnfilteredAndSearchedForBy)
3049         bool value(true);
3050
3051         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3052             value &= [self unfiltered];
3053         _end
3054
3055         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3056             value &= [self matches:query];
3057         _end
3058
3059         return value;
3060     _end
3061 }
3062
3063 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3064     if ([search length] == 0)
3065         return false;
3066
3067     _profile(Package$isUnfilteredAndSelectedForBy)
3068         bool value(true);
3069
3070         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3071             value &= [self unfiltered];
3072         _end
3073
3074         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3075             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3076         _end
3077
3078         return value;
3079     _end
3080 }
3081
3082 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3083     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3084 }
3085
3086 - (bool) isVisibleInSection:(NSString *)name {
3087     NSString *section([self section]);
3088
3089     return (
3090         name == nil ||
3091         section == nil && [name length] == 0 ||
3092         [name isEqualToString:section]
3093     ) && [self visible];
3094 }
3095
3096 - (bool) isVisibleInSource:(Source *)source {
3097     return [self source] == source && [self visible];
3098 }
3099
3100 @end
3101 /* }}} */
3102 /* Section Class {{{ */
3103 @interface Section : NSObject {
3104     _H<NSString> name_;
3105     unichar index_;
3106     size_t row_;
3107     size_t count_;
3108     _H<NSString> localized_;
3109 }
3110
3111 - (NSComparisonResult) compareByLocalized:(Section *)section;
3112 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3113 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3114 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3115 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3116 - (NSString *) name;
3117 - (unichar) index;
3118
3119 - (size_t) row;
3120 - (size_t) count;
3121
3122 - (void) addToRow;
3123 - (void) addToCount;
3124
3125 - (void) setCount:(size_t)count;
3126 - (NSString *) localized;
3127
3128 @end
3129
3130 @implementation Section
3131
3132 - (NSComparisonResult) compareByLocalized:(Section *)section {
3133     NSString *lhs(localized_);
3134     NSString *rhs([section localized]);
3135
3136     /*if ([lhs length] != 0 && [rhs length] != 0) {
3137         unichar lhc = [lhs characterAtIndex:0];
3138         unichar rhc = [rhs characterAtIndex:0];
3139
3140         if (isalpha(lhc) && !isalpha(rhc))
3141             return NSOrderedAscending;
3142         else if (!isalpha(lhc) && isalpha(rhc))
3143             return NSOrderedDescending;
3144     }*/
3145
3146     return [lhs compare:rhs options:LaxCompareOptions_];
3147 }
3148
3149 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3150     if ((self = [self initWithName:name localize:NO]) != nil) {
3151         if (localized != nil)
3152             localized_ = localized;
3153     } return self;
3154 }
3155
3156 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3157     return [self initWithName:name row:0 localize:localize];
3158 }
3159
3160 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3161     if ((self = [super init]) != nil) {
3162         name_ = name;
3163         index_ = '\0';
3164         row_ = row;
3165         if (localize)
3166             localized_ = LocalizeSection(name_);
3167     } return self;
3168 }
3169
3170 /* XXX: localize the index thingees */
3171 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3172     if ((self = [super init]) != nil) {
3173         name_ = [NSString stringWithCharacters:&index length:1];
3174         index_ = index;
3175         row_ = row;
3176     } return self;
3177 }
3178
3179 - (NSString *) name {
3180     return name_;
3181 }
3182
3183 - (unichar) index {
3184     return index_;
3185 }
3186
3187 - (size_t) row {
3188     return row_;
3189 }
3190
3191 - (size_t) count {
3192     return count_;
3193 }
3194
3195 - (void) addToRow {
3196     ++row_;
3197 }
3198
3199 - (void) addToCount {
3200     ++count_;
3201 }
3202
3203 - (void) setCount:(size_t)count {
3204     count_ = count;
3205 }
3206
3207 - (NSString *) localized {
3208     return localized_;
3209 }
3210
3211 @end
3212 /* }}} */
3213
3214 class CydiaLogCleaner :
3215     public pkgArchiveCleaner
3216 {
3217   protected:
3218     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3219         unlink(File);
3220     }
3221 };
3222
3223 /* Database Implementation {{{ */
3224 @implementation Database
3225
3226 + (Database *) sharedInstance {
3227     static _H<Database> instance;
3228     if (instance == nil)
3229         instance = [[[Database alloc] init] autorelease];
3230     return instance;
3231 }
3232
3233 - (unsigned) era {
3234     return era_;
3235 }
3236
3237 - (void) releasePackages {
3238     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3239     CFArrayRemoveAllValues(packages_);
3240 }
3241
3242 - (void) dealloc {
3243     // XXX: actually implement this thing
3244     _assert(false);
3245     [self releasePackages];
3246     apr_pool_destroy(pool_);
3247     NSRecycleZone(zone_);
3248     [super dealloc];
3249 }
3250
3251 - (void) _readCydia:(NSNumber *)fd {
3252     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3253     std::istream is(&ib);
3254     std::string line;
3255
3256     static Pcre finish_r("^finish:([^:]*)$");
3257
3258     while (std::getline(is, line)) {
3259         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3260
3261         const char *data(line.c_str());
3262         size_t size = line.size();
3263         lprintf("C:%s\n", data);
3264
3265         if (finish_r(data, size)) {
3266             NSString *finish = finish_r[1];
3267             int index = [Finishes_ indexOfObject:finish];
3268             if (index != INT_MAX && index > Finish_)
3269                 Finish_ = index;
3270         }
3271
3272         [pool release];
3273     }
3274
3275     _assume(false);
3276 }
3277
3278 - (void) _readStatus:(NSNumber *)fd {
3279     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3280     std::istream is(&ib);
3281     std::string line;
3282
3283     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3284     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3285
3286     while (std::getline(is, line)) {
3287         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3288
3289         const char *data(line.c_str());
3290         size_t size(line.size());
3291         lprintf("S:%s\n", data);
3292
3293         if (conffile_r(data, size)) {
3294             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3295             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3296         } else if (strncmp(data, "status: ", 8) == 0) {
3297             // status: <package>: {unpacked,half-configured,installed}
3298             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3299             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3300         } else if (strncmp(data, "processing: ", 12) == 0) {
3301             // processing: configure: config-test
3302             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3303             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3304         } else if (pmstatus_r(data, size)) {
3305             std::string type([pmstatus_r[1] UTF8String]);
3306
3307             NSString *package = pmstatus_r[2];
3308             if ([package isEqualToString:@"dpkg-exec"])
3309                 package = nil;
3310
3311             float percent([pmstatus_r[3] floatValue]);
3312             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3313
3314             NSString *string = pmstatus_r[4];
3315
3316             if (type == "pmerror") {
3317                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3318                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3319             } else if (type == "pmstatus") {
3320                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3321                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3322             } else if (type == "pmconffile")
3323                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3324             else
3325                 lprintf("E:unknown pmstatus\n");
3326         } else
3327             lprintf("E:unknown status\n");
3328
3329         [pool release];
3330     }
3331
3332     _assume(false);
3333 }
3334
3335 - (void) _readOutput:(NSNumber *)fd {
3336     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3337     std::istream is(&ib);
3338     std::string line;
3339
3340     while (std::getline(is, line)) {
3341         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3342
3343         lprintf("O:%s\n", line.c_str());
3344
3345         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3346         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3347
3348         [pool release];
3349     }
3350
3351     _assume(false);
3352 }
3353
3354 - (FILE *) input {
3355     return input_;
3356 }
3357
3358 - (Package *) packageWithName:(NSString *)name {
3359     if (name == nil)
3360         return nil;
3361 @synchronized (self) {
3362     if (static_cast<pkgDepCache *>(cache_) == NULL)
3363         return nil;
3364     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3365     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3366 } }
3367
3368 - (id) init {
3369     if ((self = [super init]) != nil) {
3370         policy_ = NULL;
3371         records_ = NULL;
3372         resolver_ = NULL;
3373         fetcher_ = NULL;
3374         lock_ = NULL;
3375
3376         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3377         apr_pool_create(&pool_, NULL);
3378
3379         size_t capacity(MetaFile_->active_);
3380         if (capacity == 0)
3381             capacity = 16384;
3382         else
3383             capacity += 1024;
3384
3385         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3386         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3387
3388         int fds[2];
3389
3390         _assert(pipe(fds) != -1);
3391         cydiafd_ = fds[1];
3392
3393         _config->Set("APT::Keep-Fds::", cydiafd_);
3394         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3395
3396         [NSThread
3397             detachNewThreadSelector:@selector(_readCydia:)
3398             toTarget:self
3399             withObject:[NSNumber numberWithInt:fds[0]]
3400         ];
3401
3402         _assert(pipe(fds) != -1);
3403         statusfd_ = fds[1];
3404
3405         [NSThread
3406             detachNewThreadSelector:@selector(_readStatus:)
3407             toTarget:self
3408             withObject:[NSNumber numberWithInt:fds[0]]
3409         ];
3410
3411         _assert(pipe(fds) != -1);
3412         _assert(dup2(fds[0], 0) != -1);
3413         _assert(close(fds[0]) != -1);
3414
3415         input_ = fdopen(fds[1], "a");
3416
3417         _assert(pipe(fds) != -1);
3418         _assert(dup2(fds[1], 1) != -1);
3419         _assert(close(fds[1]) != -1);
3420
3421         [NSThread
3422             detachNewThreadSelector:@selector(_readOutput:)
3423             toTarget:self
3424             withObject:[NSNumber numberWithInt:fds[0]]
3425         ];
3426     } return self;
3427 }
3428
3429 - (pkgCacheFile &) cache {
3430     return cache_;
3431 }
3432
3433 - (pkgDepCache::Policy *) policy {
3434     return policy_;
3435 }
3436
3437 - (pkgRecords *) records {
3438     return records_;
3439 }
3440
3441 - (pkgProblemResolver *) resolver {
3442     return resolver_;
3443 }
3444
3445 - (pkgAcquire &) fetcher {
3446     return *fetcher_;
3447 }
3448
3449 - (pkgSourceList &) list {
3450     return *list_;
3451 }
3452
3453 - (NSArray *) packages {
3454     return (NSArray *) packages_;
3455 }
3456
3457 - (NSArray *) sources {
3458     return sourceList_;
3459 }
3460
3461 - (Source *) sourceWithKey:(NSString *)key {
3462     for (Source *source in [self sources]) {
3463         if ([[source key] isEqualToString:key])
3464             return source;
3465     } return nil;
3466 }
3467
3468 - (bool) popErrorWithTitle:(NSString *)title {
3469     bool fatal(false);
3470
3471     while (!_error->empty()) {
3472         std::string error;
3473         bool warning(!_error->PopMessage(error));
3474         if (!warning)
3475             fatal = true;
3476
3477         for (;;) {
3478             size_t size(error.size());
3479             if (size == 0 || error[size - 1] != '\n')
3480                 break;
3481             error.resize(size - 1);
3482         }
3483
3484         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3485
3486         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3487         if (warning && no_pubkey(error.c_str()))
3488             continue;
3489
3490         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3491     }
3492
3493     return fatal;
3494 }
3495
3496 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3497     return [self popErrorWithTitle:title] || !success;
3498 }
3499
3500 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3501 @synchronized (self) {
3502     ++era_;
3503
3504     [self releasePackages];
3505
3506     sourceMap_.clear();
3507     [sourceList_ removeAllObjects];
3508
3509     _error->Discard();
3510
3511     delete list_;
3512     list_ = NULL;
3513     manager_ = NULL;
3514     delete lock_;
3515     lock_ = NULL;
3516     delete fetcher_;
3517     fetcher_ = NULL;
3518     delete resolver_;
3519     resolver_ = NULL;
3520     delete records_;
3521     records_ = NULL;
3522     delete policy_;
3523     policy_ = NULL;
3524
3525     cache_.Close();
3526
3527     apr_pool_clear(pool_);
3528
3529     NSRecycleZone(zone_);
3530     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3531
3532     int chk(creat("/tmp/cydia.chk", 0644));
3533     if (chk != -1)
3534         close(chk);
3535
3536     if (invocation != nil)
3537         [invocation invoke];
3538
3539     NSString *title(UCLocalize("DATABASE"));
3540
3541     _trace();
3542     OpProgress progress;
3543     while (!cache_.Open(progress, true)) { pop:
3544         std::string error;
3545         bool warning(!_error->PopMessage(error));
3546         lprintf("cache_.Open():[%s]\n", error.c_str());
3547
3548         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3549             [delegate_ repairWithSelector:@selector(configure)];
3550         else if (error == "The package lists or status file could not be parsed or opened.")
3551             [delegate_ repairWithSelector:@selector(update)];
3552         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3553         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3554         // else if (error == "Malformed Status line")
3555         // else if (error == "The list of sources could not be read.")
3556         else {
3557             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3558             return;
3559         }
3560
3561         if (warning)
3562             goto pop;
3563         _error->Discard();
3564     }
3565     _trace();
3566
3567     unlink("/tmp/cydia.chk");
3568
3569     now_ = [[NSDate date] timeIntervalSince1970];
3570
3571     policy_ = new pkgDepCache::Policy();
3572     records_ = new pkgRecords(cache_);
3573     resolver_ = new pkgProblemResolver(cache_);
3574     fetcher_ = new pkgAcquire(&status_);
3575     lock_ = NULL;
3576
3577     list_ = new pkgSourceList();
3578     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3579         return;
3580
3581     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3582         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3583         return;
3584     }
3585
3586     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3587         return;
3588
3589     if (cache_->BrokenCount() != 0) {
3590         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3591             return;
3592
3593         if (cache_->BrokenCount() != 0) {
3594             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3595             return;
3596         }
3597
3598         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3599             return;
3600     }
3601
3602     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3603         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3604         [sourceList_ addObject:object];
3605
3606         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3607         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3608             // XXX: this could be more intelligent
3609             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3610                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3611                 if (!cached.end())
3612                     sourceMap_[cached->ID] = object;
3613             }
3614     }
3615
3616     {
3617         /*std::vector<Package *> packages;
3618         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3619         packages_ = nil;*/
3620
3621         _trace();
3622
3623         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3624             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3625                 //packages.push_back(package);
3626                 CFArrayAppendValue(packages_, CFRetain(package));
3627
3628         _trace();
3629
3630         /*if (packages.empty())
3631             packages_ = [[NSArray alloc] init];
3632         else
3633             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3634         _trace();*/
3635
3636         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3637         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3638         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3639
3640         /*_trace();
3641         PrintTimes();
3642         _trace();*/
3643
3644         _trace();
3645
3646         /*if (!packages.empty())
3647             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3648         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3649
3650         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3651
3652         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3653
3654         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3655
3656         _trace();
3657
3658         size_t count(CFArrayGetCount(packages_));
3659         MetaFile_->active_ = count;
3660
3661         for (size_t index(0); index != count; ++index)
3662             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3663
3664         _trace();
3665     }
3666 } }
3667
3668 - (void) clear {
3669 @synchronized (self) {
3670     delete resolver_;
3671     resolver_ = new pkgProblemResolver(cache_);
3672
3673     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3674         if (!cache_[iterator].Keep())
3675             cache_->MarkKeep(iterator, false);
3676         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3677             cache_->SetReInstall(iterator, false);
3678 } }
3679
3680 - (void) configure {
3681     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3682     _trace();
3683     system([dpkg UTF8String]);
3684     _trace();
3685 }
3686
3687 - (bool) clean {
3688 @synchronized (self) {
3689     // XXX: I don't remember this condition
3690     if (lock_ != NULL)
3691         return false;
3692
3693     FileFd Lock;
3694     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3695
3696     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3697
3698     if ([self popErrorWithTitle:title])
3699         return false;
3700
3701     pkgAcquire fetcher;
3702     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3703
3704     CydiaLogCleaner cleaner;
3705     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3706         return false;
3707
3708     return true;
3709 } }
3710
3711 - (bool) prepare {
3712     fetcher_->Shutdown();
3713
3714     pkgRecords records(cache_);
3715
3716     lock_ = new FileFd();
3717     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3718
3719     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3720
3721     if ([self popErrorWithTitle:title])
3722         return false;
3723
3724     pkgSourceList list;
3725     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3726         return false;
3727
3728     manager_ = (_system->CreatePM(cache_));
3729     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3730         return false;
3731
3732     return true;
3733 }
3734
3735 - (void) perform {
3736     bool substrate(RestartSubstrate_);
3737     RestartSubstrate_ = false;
3738
3739     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3740
3741     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3742         pkgSourceList list;
3743         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3744             return;
3745         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3746             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3747     }
3748
3749     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3750
3751     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3752         _trace();
3753         [self popErrorWithTitle:title];
3754         return;
3755     }
3756
3757     bool failed = false;
3758     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3759         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3760             continue;
3761         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3762             continue;
3763
3764         failed = true;
3765     }
3766
3767     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3768
3769     if (failed) {
3770         _trace();
3771         return;
3772     }
3773
3774     if (substrate)
3775         RestartSubstrate_ = true;
3776
3777     _system->UnLock();
3778     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3779
3780     if (_error->PendingError()) {
3781         _trace();
3782         return;
3783     }
3784
3785     if (result == pkgPackageManager::Failed) {
3786         _trace();
3787         return;
3788     }
3789
3790     if (result != pkgPackageManager::Completed) {
3791         _trace();
3792         return;
3793     }
3794
3795     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3796         pkgSourceList list;
3797         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3798             return;
3799         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3800             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3801     }
3802
3803     if (![before isEqualToArray:after])
3804         [self update];
3805 }
3806
3807 - (bool) upgrade {
3808     NSString *title(UCLocalize("UPGRADE"));
3809     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3810         return false;
3811     return true;
3812 }
3813
3814 - (void) update {
3815     [self updateWithStatus:status_];
3816 }
3817
3818 - (void) updateWithStatus:(Status &)status {
3819     NSString *title(UCLocalize("REFRESHING_DATA"));
3820
3821     pkgSourceList list;
3822     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3823         return;
3824
3825     FileFd lock;
3826     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3827     if ([self popErrorWithTitle:title])
3828         return;
3829
3830     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3831
3832     bool success(ListUpdate(status, list, PulseInterval_));
3833     if (status.WasCancelled())
3834         _error->Discard();
3835     else {
3836         [self popErrorWithTitle:title forOperation:success];
3837         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3838         Changed_ = true;
3839     }
3840
3841     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3842 }
3843
3844 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3845     delegate_ = delegate;
3846 }
3847
3848 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3849     progress_ = delegate;
3850     status_.setDelegate(delegate);
3851 }
3852
3853 - (NSObject<ProgressDelegate> *) progressDelegate {
3854     return progress_;
3855 }
3856
3857 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3858     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3859     return i == sourceMap_.end() ? nil : i->second;
3860 }
3861
3862 - (NSString *) mappedSectionForPointer:(const char *)section {
3863     _H<NSString> *mapped;
3864
3865     _profile(Database$mappedSectionForPointer$Cache)
3866         mapped = &sections_[section];
3867     _end
3868
3869     if (*mapped == NULL) {
3870         size_t length(strlen(section));
3871         char spaced[length + 1];
3872
3873         _profile(Database$mappedSectionForPointer$Replace)
3874             for (size_t index(0); index != length; ++index)
3875                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3876             spaced[length] = '\0';
3877         _end
3878
3879         NSString *string;
3880
3881         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3882             string = [NSString stringWithUTF8String:spaced];
3883         _end
3884
3885         _profile(Database$mappedSectionForPointer$Map)
3886             string = [SectionMap_ objectForKey:string] ?: string;
3887         _end
3888
3889         *mapped = string;
3890     } return *mapped;
3891 }
3892
3893 @end
3894 /* }}} */
3895
3896 static _H<NSMutableSet> Diversions_;
3897
3898 @interface Diversion : NSObject {
3899     Pcre pattern_;
3900     _H<NSString> key_;
3901     _H<NSString> format_;
3902 }
3903
3904 @end
3905
3906 @implementation Diversion
3907
3908 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3909     if ((self = [super init]) != nil) {
3910         pattern_ = [from UTF8String];
3911         key_ = from;
3912         format_ = to;
3913     } return self;
3914 }
3915
3916 - (NSString *) divert:(NSString *)url {
3917     return !pattern_(url) ? nil : pattern_->*format_;
3918 }
3919
3920 + (NSURL *) divertURL:(NSURL *)url {
3921   divert:
3922     NSString *href([url absoluteString]);
3923
3924     for (Diversion *diversion in (id) Diversions_)
3925         if (NSString *diverted = [diversion divert:href]) {
3926 #if !ForRelease
3927             NSLog(@"div: %@", diverted);
3928 #endif
3929             url = [NSURL URLWithString:diverted];
3930             goto divert;
3931         }
3932
3933     return url;
3934 }
3935
3936 - (NSString *) key {
3937     return key_;
3938 }
3939
3940 - (NSUInteger) hash {
3941     return [key_ hash];
3942 }
3943
3944 - (BOOL) isEqual:(Diversion *)object {
3945     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3946 }
3947
3948 @end
3949
3950 @interface CydiaObject : NSObject {
3951     _H<IndirectDelegate> indirect_;
3952     _transient id delegate_;
3953 }
3954
3955 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3956
3957 @end
3958
3959 @class CydiaObject;
3960
3961 @interface CydiaWebViewController : CyteWebViewController {
3962     _H<CydiaObject> cydia_;
3963 }
3964
3965 + (void) addDiversion:(Diversion *)diversion;
3966 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
3967 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
3968 - (void) setDelegate:(id)delegate;
3969
3970 @end
3971
3972 /* Web Scripting {{{ */
3973 @implementation CydiaObject
3974
3975 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3976     if ((self = [super init]) != nil) {
3977         indirect_ = indirect;
3978     } return self;
3979 }
3980
3981 - (void) setDelegate:(id)delegate {
3982     delegate_ = delegate;
3983 }
3984
3985 + (NSArray *) _attributeKeys {
3986     return [NSArray arrayWithObjects:
3987         @"bbsnum",
3988         @"build",
3989         @"coreFoundationVersionNumber",
3990         @"device",
3991         @"ecid",
3992         @"firmware",
3993         @"hostname",
3994         @"idiom",
3995         @"mcc",
3996         @"mnc",
3997         @"model",
3998         @"operator",
3999         @"role",
4000         @"serial",
4001         @"token",
4002         @"version",
4003     nil];
4004 }
4005
4006 - (NSArray *) attributeKeys {
4007     return [[self class] _attributeKeys];
4008 }
4009
4010 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4011     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4012 }
4013
4014 - (NSString *) version {
4015     return Cydia_;
4016 }
4017
4018 - (NSString *) build {
4019     return System_;
4020 }
4021
4022 - (NSString *) coreFoundationVersionNumber {
4023     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4024 }
4025
4026 - (NSString *) device {
4027     return [[UIDevice currentDevice] uniqueIdentifier];
4028 }
4029
4030 - (NSString *) firmware {
4031     return [[UIDevice currentDevice] systemVersion];
4032 }
4033
4034 - (NSString *) hostname {
4035     return [[UIDevice currentDevice] name];
4036 }
4037
4038 - (NSString *) idiom {
4039     return (id) Idiom_ ?: [NSNull null];
4040 }
4041
4042 - (NSString *) mcc {
4043     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4044         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4045     return nil;
4046 }
4047
4048 - (NSString *) mnc {
4049     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4050         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4051     return nil;
4052 }
4053
4054 - (NSString *) operator {
4055     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4056         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4057     return nil;
4058 }
4059
4060 - (NSString *) bbsnum {
4061     return (id) BBSNum_ ?: [NSNull null];
4062 }
4063
4064 - (NSString *) ecid {
4065     return (id) ChipID_ ?: [NSNull null];
4066 }
4067
4068 - (NSString *) serial {
4069     return SerialNumber_;
4070 }
4071
4072 - (NSString *) role {
4073     return (id) Role_ ?: [NSNull null];
4074 }
4075
4076 - (NSString *) model {
4077     return [NSString stringWithUTF8String:Machine_];
4078 }
4079
4080 - (NSString *) token {
4081     return (id) Token_ ?: [NSNull null];
4082 }
4083
4084 + (NSString *) webScriptNameForSelector:(SEL)selector {
4085     if (false);
4086     else if (selector == @selector(addBridgedHost:))
4087         return @"addBridgedHost";
4088     else if (selector == @selector(addInsecureHost:))
4089         return @"addInsecureHost";
4090     else if (selector == @selector(addInternalRedirect::))
4091         return @"addInternalRedirect";
4092     else if (selector == @selector(addPipelinedHost:scheme:))
4093         return @"addPipelinedHost";
4094     else if (selector == @selector(addSource:::))
4095         return @"addSource";
4096     else if (selector == @selector(addTokenHost:))
4097         return @"addTokenHost";
4098     else if (selector == @selector(addTrivialSource:))
4099         return @"addTrivialSource";
4100     else if (selector == @selector(close))
4101         return @"close";
4102     else if (selector == @selector(du:))
4103         return @"du";
4104     else if (selector == @selector(stringWithFormat:arguments:))
4105         return @"format";
4106     else if (selector == @selector(getAllSources))
4107         return @"getAllSourcs";
4108     else if (selector == @selector(getKernelNumber:))
4109         return @"getKernelNumber";
4110     else if (selector == @selector(getKernelString:))
4111         return @"getKernelString";
4112     else if (selector == @selector(getInstalledPackages))
4113         return @"getInstalledPackages";
4114     else if (selector == @selector(getIORegistryEntry::))
4115         return @"getIORegistryEntry";
4116     else if (selector == @selector(getLocaleIdentifier))
4117         return @"getLocaleIdentifier";
4118     else if (selector == @selector(getPreferredLanguages))
4119         return @"getPreferredLanguages";
4120     else if (selector == @selector(getPackageById:))
4121         return @"getPackageById";
4122     else if (selector == @selector(getMetadataKeys))
4123         return @"getMetadataKeys";
4124     else if (selector == @selector(getMetadataValue:))
4125         return @"getMetadataValue";
4126     else if (selector == @selector(getSessionValue:))
4127         return @"getSessionValue";
4128     else if (selector == @selector(installPackages:))
4129         return @"installPackages";
4130     else if (selector == @selector(isReachable:))
4131         return @"isReachable";
4132     else if (selector == @selector(localizedStringForKey:value:table:))
4133         return @"localize";
4134     else if (selector == @selector(popViewController:))
4135         return @"popViewController";
4136     else if (selector == @selector(refreshSources))
4137         return @"refreshSources";
4138     else if (selector == @selector(removeButton))
4139         return @"removeButton";
4140     else if (selector == @selector(saveConfig))
4141         return @"saveConfig";
4142     else if (selector == @selector(setMetadataValue::))
4143         return @"setMetadataValue";
4144     else if (selector == @selector(setSessionValue::))
4145         return @"setSessionValue";
4146     else if (selector == @selector(setShowPromoted:))
4147         return @"setShowPromoted";
4148     else if (selector == @selector(substitutePackageNames:))
4149         return @"substitutePackageNames";
4150     else if (selector == @selector(scrollToBottom:))
4151         return @"scrollToBottom";
4152     else if (selector == @selector(setAllowsNavigationAction:))
4153         return @"setAllowsNavigationAction";
4154     else if (selector == @selector(setBadgeValue:))
4155         return @"setBadgeValue";
4156     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4157         return @"setButtonImage";
4158     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4159         return @"setButtonTitle";
4160     else if (selector == @selector(setHidesBackButton:))
4161         return @"setHidesBackButton";
4162     else if (selector == @selector(setHidesNavigationBar:))
4163         return @"setHidesNavigationBar";
4164     else if (selector == @selector(setNavigationBarStyle:))
4165         return @"setNavigationBarStyle";
4166     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4167         return @"setNavigationBarTintColor";
4168     else if (selector == @selector(setPasteboardString:))
4169         return @"setPasteboardString";
4170     else if (selector == @selector(setPasteboardURL:))
4171         return @"setPasteboardURL";
4172     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4173         return @"setScrollAlwaysBounceVertical";
4174     else if (selector == @selector(setScrollIndicatorStyle:))
4175         return @"setScrollIndicatorStyle";
4176     else if (selector == @selector(setToken:))
4177         return @"setToken";
4178     else if (selector == @selector(setViewportWidth:))
4179         return @"setViewportWidth";
4180     else if (selector == @selector(statfs:))
4181         return @"statfs";
4182     else if (selector == @selector(supports:))
4183         return @"supports";
4184     else if (selector == @selector(unload))
4185         return @"unload";
4186     else
4187         return nil;
4188 }
4189
4190 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4191     return [self webScriptNameForSelector:selector] == nil;
4192 }
4193
4194 - (BOOL) supports:(NSString *)feature {
4195     return [feature isEqualToString:@"window.open"];
4196 }
4197
4198 - (void) unload {
4199     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4200 }
4201
4202 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4203     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4204 }
4205
4206 - (void) setScrollIndicatorStyle:(NSString *)style {
4207     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4208 }
4209
4210 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4211     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4212 }
4213
4214 - (NSNumber *) getKernelNumber:(NSString *)name {
4215     const char *string([name UTF8String]);
4216
4217     size_t size;
4218     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4219         return (id) [NSNull null];
4220
4221     if (size != sizeof(int))
4222         return (id) [NSNull null];
4223
4224     int value;
4225     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4226         return (id) [NSNull null];
4227
4228     return [NSNumber numberWithInt:value];
4229 }
4230
4231 - (NSString *) getKernelString:(NSString *)name {
4232     const char *string([name UTF8String]);
4233
4234     size_t size;
4235     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4236         return (id) [NSNull null];
4237
4238     char value[size + 1];
4239     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4240         return (id) [NSNull null];
4241
4242     // XXX: just in case you request something ludicrous
4243     value[size] = '\0';
4244
4245     return [NSString stringWithCString:value];
4246 }
4247
4248 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4249     NSObject *value(CYIOGetValue([path UTF8String], entry));
4250
4251     if (value != nil)
4252         if ([value isKindOfClass:[NSData class]])
4253             value = CYHex((NSData *) value);
4254
4255     return value;
4256 }
4257
4258 - (NSArray *) getMetadataKeys {
4259 @synchronized (Values_) {
4260     return [Values_ allKeys];
4261 } }
4262
4263 - (void) _setShowPromoted:(NSNumber *)value {
4264     [Metadata_ setObject:value forKey:@"ShowPromoted"];
4265     Changed_ = true;
4266 }
4267
4268 - (void) setShowPromoted:(NSNumber *)value {
4269     [self performSelectorOnMainThread:@selector(_setShowPromoted:) withObject:value waitUntilDone:NO];
4270 }
4271
4272 - (id) getMetadataValue:(NSString *)key {
4273 @synchronized (Values_) {
4274     return [Values_ objectForKey:key];
4275 } }
4276
4277 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4278 @synchronized (Values_) {
4279     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4280         [Values_ removeObjectForKey:key];
4281     else
4282         [Values_ setObject:value forKey:key];
4283
4284     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4285 } }
4286
4287 - (id) getSessionValue:(NSString *)key {
4288 @synchronized (SessionData_) {
4289     return [SessionData_ objectForKey:key];
4290 } }
4291
4292 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4293 @synchronized (SessionData_) {
4294     if (value == (id) [WebUndefined undefined])
4295         [SessionData_ removeObjectForKey:key];
4296     else
4297         [SessionData_ setObject:value forKey:key];
4298 } }
4299
4300 - (void) addBridgedHost:(NSString *)host {
4301 @synchronized (HostConfig_) {
4302     [BridgedHosts_ addObject:host];
4303 } }
4304
4305 - (void) addInsecureHost:(NSString *)host {
4306 @synchronized (HostConfig_) {
4307     [InsecureHosts_ addObject:host];
4308 } }
4309
4310 - (void) addTokenHost:(NSString *)host {
4311 @synchronized (HostConfig_) {
4312     [TokenHosts_ addObject:host];
4313 } }
4314
4315 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4316 @synchronized (HostConfig_) {
4317     if (scheme != (id) [WebUndefined undefined])
4318         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4319
4320     [PipelinedHosts_ addObject:host];
4321 } }
4322
4323 - (void) popViewController:(NSNumber *)value {
4324     if (value == (id) [WebUndefined undefined])
4325         value = [NSNumber numberWithBool:YES];
4326     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4327 }
4328
4329 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4330     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4331
4332     for (NSString *section in sections)
4333         [array addObject:section];
4334
4335     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4336         @"deb", @"Type",
4337         href, @"URI",
4338         distribution, @"Distribution",
4339         array, @"Sections",
4340     nil] waitUntilDone:NO];
4341 }
4342
4343 - (void) addTrivialSource:(NSString *)href {
4344     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4345 }
4346
4347 - (void) refreshSources {
4348     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4349 }
4350
4351 - (void) saveConfig {
4352     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4353 }
4354
4355 - (NSArray *) getAllSources {
4356     return [[Database sharedInstance] sources];
4357 }
4358
4359 - (NSArray *) getInstalledPackages {
4360     Database *database([Database sharedInstance]);
4361 @synchronized (database) {
4362     NSArray *packages([database packages]);
4363     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4364     for (Package *package in packages)
4365         if (![package uninstalled])
4366             [installed addObject:package];
4367     return installed;
4368 } }
4369
4370 - (Package *) getPackageById:(NSString *)id {
4371     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4372         [package parse];
4373         return package;
4374     } else
4375         return (Package *) [NSNull null];
4376 }
4377
4378 - (NSString *) getLocaleIdentifier {
4379     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4380 }
4381
4382 - (NSArray *) getPreferredLanguages {
4383     return Languages_;
4384 }
4385
4386 - (NSArray *) statfs:(NSString *)path {
4387     struct statfs stat;
4388
4389     if (path == nil || statfs([path UTF8String], &stat) == -1)
4390         return nil;
4391
4392     return [NSArray arrayWithObjects:
4393         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4394         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4395         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4396     nil];
4397 }
4398
4399 - (NSNumber *) du:(NSString *)path {
4400     NSNumber *value(nil);
4401
4402     int fds[2];
4403     _assert(pipe(fds) != -1);
4404
4405     pid_t pid(ExecFork());
4406     if (pid == 0) {
4407         _assert(dup2(fds[1], 1) != -1);
4408         _assert(close(fds[0]) != -1);
4409         _assert(close(fds[1]) != -1);
4410         /* XXX: this should probably not use du */
4411         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4412         exit(1);
4413         _assert(false);
4414     }
4415
4416     _assert(close(fds[1]) != -1);
4417
4418     if (FILE *du = fdopen(fds[0], "r")) {
4419         char line[1024];
4420         while (fgets(line, sizeof(line), du) != NULL) {
4421             size_t length(strlen(line));
4422             while (length != 0 && line[length - 1] == '\n')
4423                 line[--length] = '\0';
4424             if (char *tab = strchr(line, '\t')) {
4425                 *tab = '\0';
4426                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4427             }
4428         }
4429
4430         fclose(du);
4431     } else _assert(close(fds[0]));
4432
4433     ReapZombie(pid);
4434
4435     return value;
4436 }
4437
4438 - (void) close {
4439     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4440 }
4441
4442 - (NSNumber *) isReachable:(NSString *)name {
4443     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4444 }
4445
4446 - (void) installPackages:(NSArray *)packages {
4447     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4448 }
4449
4450 - (NSString *) substitutePackageNames:(NSString *)message {
4451     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4452     for (size_t i(0), e([words count]); i != e; ++i) {
4453         NSString *word([words objectAtIndex:i]);
4454         if (Package *package = [[Database sharedInstance] packageWithName:word])
4455             [words replaceObjectAtIndex:i withObject:[package name]];
4456     }
4457
4458     return [words componentsJoinedByString:@" "];
4459 }
4460
4461 - (void) removeButton {
4462     [indirect_ removeButton];
4463 }
4464
4465 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4466     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4467 }
4468
4469 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4470     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4471 }
4472
4473 - (void) setBadgeValue:(id)value {
4474     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4475 }
4476
4477 - (void) setAllowsNavigationAction:(NSString *)value {
4478     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4479 }
4480
4481 - (void) setHidesBackButton:(NSString *)value {
4482     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4483 }
4484
4485 - (void) setHidesNavigationBar:(NSString *)value {
4486     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4487 }
4488
4489 - (void) setNavigationBarStyle:(NSString *)value {
4490     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4491 }
4492
4493 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4494     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4495     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4496     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4497 }
4498
4499 - (void) setPasteboardString:(NSString *)value {
4500     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4501 }
4502
4503 - (void) setPasteboardURL:(NSString *)value {
4504     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4505 }
4506
4507 - (void) _setToken:(NSString *)token {
4508     Token_ = token;
4509
4510     if (token == nil)
4511         [Metadata_ removeObjectForKey:@"Token"];
4512     else
4513         [Metadata_ setObject:Token_ forKey:@"Token"];
4514
4515     Changed_ = true;
4516 }
4517
4518 - (void) setToken:(NSString *)token {
4519     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4520 }
4521
4522 - (void) scrollToBottom:(NSNumber *)animated {
4523     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4524 }
4525
4526 - (void) setViewportWidth:(float)width {
4527     [indirect_ setViewportWidthOnMainThread:width];
4528 }
4529
4530 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4531     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4532     unsigned count([arguments count]);
4533     id values[count];
4534     for (unsigned i(0); i != count; ++i)
4535         values[i] = [arguments objectAtIndex:i];
4536     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4537 }
4538
4539 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4540     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4541         value = nil;
4542     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4543         table = nil;
4544     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4545 }
4546
4547 @end
4548 /* }}} */
4549
4550 @interface NSURL (CydiaSecure)
4551 @end
4552
4553 @implementation NSURL (CydiaSecure)
4554
4555 - (bool) isCydiaSecure {
4556     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4557         return true;
4558
4559     @synchronized (HostConfig_) {
4560         if ([InsecureHosts_ containsObject:[self host]])
4561             return true;
4562     }
4563
4564     return false;
4565 }
4566
4567 @end
4568
4569 /* Cydia Browser Controller {{{ */
4570 @implementation CydiaWebViewController
4571
4572 - (NSURL *) navigationURL {
4573     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4574 }
4575
4576 + (void) _initialize {
4577     [super _initialize];
4578
4579     Diversions_ = [NSMutableSet setWithCapacity:0];
4580 }
4581
4582 + (void) addDiversion:(Diversion *)diversion {
4583     [Diversions_ addObject:diversion];
4584 }
4585
4586 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4587     [super webView:view didClearWindowObject:window forFrame:frame];
4588     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4589 }
4590
4591 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4592     WebDataSource *source([frame dataSource]);
4593     NSURLResponse *response([source response]);
4594     NSURL *url([response URL]);
4595     NSString *scheme([[url scheme] lowercaseString]);
4596
4597     bool bridged(false);
4598
4599     @synchronized (HostConfig_) {
4600         if ([scheme isEqualToString:@"file"])
4601             bridged = true;
4602         else if ([scheme isEqualToString:@"https"])
4603             if ([BridgedHosts_ containsObject:[url host]])
4604                 bridged = true;
4605     }
4606
4607     if (bridged)
4608         [window setValue:cydia forKey:@"cydia"];
4609 }
4610
4611 - (void) _setupMail:(MFMailComposeViewController *)controller {
4612     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4613
4614     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4615     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4616 }
4617
4618 - (NSURL *) URLWithURL:(NSURL *)url {
4619     return [Diversion divertURL:url];
4620 }
4621
4622 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4623     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4624 }
4625
4626 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4627     NSMutableURLRequest *copy([request mutableCopy]);
4628
4629     NSURL *url([copy URL]);
4630     NSString *host([url host]);
4631
4632     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4633         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4634     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4635         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4636
4637     bool bridged;
4638     bool token;
4639
4640     @synchronized (HostConfig_) {
4641         bridged = [BridgedHosts_ containsObject:host];
4642         token = [TokenHosts_ containsObject:host];
4643     }
4644
4645     if ([url isCydiaSecure]) {
4646         if (bridged) {
4647             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4648                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4649         } else if (token) {
4650             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4651                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4652         }
4653     }
4654
4655     return copy;
4656 }
4657
4658 - (void) setDelegate:(id)delegate {
4659     [super setDelegate:delegate];
4660     [cydia_ setDelegate:delegate];
4661 }
4662
4663 - (NSString *) applicationNameForUserAgent {
4664     return UserAgent_;
4665 }
4666
4667 - (id) init {
4668     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4669         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4670     } return self;
4671 }
4672
4673 @end
4674
4675 @interface AppCacheController : CydiaWebViewController {
4676 }
4677
4678 @end
4679
4680 @implementation AppCacheController
4681
4682 - (void) didReceiveMemoryWarning {
4683     // XXX: this doesn't work
4684 }
4685
4686 - (bool) retainsNetworkActivityIndicator {
4687     return false;
4688 }
4689
4690 @end
4691 /* }}} */
4692
4693 // CydiaScript {{{
4694 @interface NSObject (CydiaScript)
4695 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4696 @end
4697
4698 @implementation NSObject (CydiaScript)
4699
4700 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4701     return self;
4702 }
4703
4704 @end
4705
4706 @implementation NSArray (CydiaScript)
4707
4708 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4709     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4710     for (size_t i(0), e([self count]); i != e; ++i)
4711         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4712     return object;
4713 }
4714
4715 @end
4716
4717 @implementation NSDictionary (CydiaScript)
4718
4719 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4720     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4721     for (id i in self)
4722         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4723     return object;
4724 }
4725
4726 @end
4727 // }}}
4728
4729 /* Confirmation Controller {{{ */
4730 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4731     if (!iterator.end())
4732         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4733             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4734                 continue;
4735             pkgCache::PkgIterator package(dep.TargetPkg());
4736             if (package.end())
4737                 continue;
4738             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4739                 return true;
4740         }
4741
4742     return false;
4743 }
4744
4745 @protocol ConfirmationControllerDelegate
4746 - (void) cancelAndClear:(bool)clear;
4747 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4748 - (void) queue;
4749 @end
4750
4751 @interface ConfirmationController : CydiaWebViewController {
4752     _transient Database *database_;
4753
4754     _H<UIAlertView> essential_;
4755
4756     _H<NSDictionary> changes_;
4757     _H<NSMutableArray> issues_;
4758     _H<NSDictionary> sizes_;
4759
4760     BOOL substrate_;
4761 }
4762
4763 - (id) initWithDatabase:(Database *)database;
4764
4765 @end
4766
4767 @implementation ConfirmationController
4768
4769 - (void) complete {
4770     if (substrate_)
4771         RestartSubstrate_ = true;
4772     [delegate_ confirmWithNavigationController:[self navigationController]];
4773 }
4774
4775 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4776     NSString *context([alert context]);
4777
4778     if ([context isEqualToString:@"remove"]) {
4779         if (button == [alert cancelButtonIndex])
4780             [self dismissModalViewControllerAnimated:YES];
4781         else if (button == [alert firstOtherButtonIndex]) {
4782             [self complete];
4783         }
4784
4785         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4786     } else if ([context isEqualToString:@"unable"]) {
4787         [self dismissModalViewControllerAnimated:YES];
4788         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4789     } else {
4790         [super alertView:alert clickedButtonAtIndex:button];
4791     }
4792 }
4793
4794 - (void) _doContinue {
4795     [delegate_ cancelAndClear:NO];
4796     [self dismissModalViewControllerAnimated:YES];
4797 }
4798
4799 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4800     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4801     return nil;
4802 }
4803
4804 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4805     [super webView:view didClearWindowObject:window forFrame:frame];
4806
4807     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4808         (id) changes_, @"changes",
4809         (id) issues_, @"issues",
4810         (id) sizes_, @"sizes",
4811         self, @"queue",
4812     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4813 }
4814
4815 - (id) initWithDatabase:(Database *)database {
4816     if ((self = [super init]) != nil) {
4817         database_ = database;
4818
4819         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4820         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4821         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4822         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4823         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4824
4825         bool remove(false);
4826
4827         pkgCacheFile &cache([database_ cache]);
4828         NSArray *packages([database_ packages]);
4829         pkgDepCache::Policy *policy([database_ policy]);
4830
4831         issues_ = [NSMutableArray arrayWithCapacity:4];
4832
4833         for (Package *package in packages) {
4834             pkgCache::PkgIterator iterator([package iterator]);
4835             NSString *name([package id]);
4836
4837             if ([package broken]) {
4838                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4839
4840                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4841                     name, @"package",
4842                     reasons, @"reasons",
4843                 nil]];
4844
4845                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4846                 if (ver.end())
4847                     continue;
4848
4849                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4850                     pkgCache::DepIterator start;
4851                     pkgCache::DepIterator end;
4852                     dep.GlobOr(start, end); // ++dep
4853
4854                     if (!cache->IsImportantDep(end))
4855                         continue;
4856                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4857                         continue;
4858
4859                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4860
4861                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4862                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4863                         clauses, @"clauses",
4864                     nil]];
4865
4866                     _forever {
4867                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4868
4869                         pkgCache::PkgIterator target(start.TargetPkg());
4870                         if (target->ProvidesList != 0)
4871                             reason = @"missing";
4872                         else {
4873                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4874                             if (!ver.end()) {
4875                                 reason = @"installed";
4876                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4877                             } else if (!cache[target].CandidateVerIter(cache).end())
4878                                 reason = @"uninstalled";
4879                             else if (target->ProvidesList == 0)
4880                                 reason = @"uninstallable";
4881                             else
4882                                 reason = @"virtual";
4883                         }
4884
4885                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4886                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4887                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4888                         nil]);
4889
4890                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4891                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4892                             version, @"version",
4893                             reason, @"reason",
4894                             installed, @"installed",
4895                         nil]];
4896
4897                         // yes, seriously. (wtf?)
4898                         if (start == end)
4899                             break;
4900                         ++start;
4901                     }
4902                 }
4903             }
4904
4905             pkgDepCache::StateCache &state(cache[iterator]);
4906
4907             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4908
4909             if (state.NewInstall())
4910                 [installs addObject:name];
4911             // XXX: else if (state.Install())
4912             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4913                 [reinstalls addObject:name];
4914             // XXX: move before previous if
4915             else if (state.Upgrade())
4916                 [upgrades addObject:name];
4917             else if (state.Downgrade())
4918                 [downgrades addObject:name];
4919             else if (!state.Delete())
4920                 // XXX: _assert(state.Keep());
4921                 continue;
4922             else if (special_r(name))
4923                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4924                     [NSNull null], @"package",
4925                     [NSArray arrayWithObjects:
4926                         [NSDictionary dictionaryWithObjectsAndKeys:
4927                             @"Conflicts", @"relationship",
4928                             [NSArray arrayWithObjects:
4929                                 [NSDictionary dictionaryWithObjectsAndKeys:
4930                                     name, @"package",
4931                                     [NSNull null], @"version",
4932                                     @"installed", @"reason",
4933                                 nil],
4934                             nil], @"clauses",
4935                         nil],
4936                     nil], @"reasons",
4937                 nil]];
4938             else {
4939                 if ([package essential])
4940                     remove = true;
4941                 [removes addObject:name];
4942             }
4943
4944             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4945             substrate_ |= DepSubstrate(iterator.CurrentVer());
4946         }
4947
4948         if (!remove)
4949             essential_ = nil;
4950         else if (Advanced_) {
4951             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4952
4953             essential_ = [[[UIAlertView alloc]
4954                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4955                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4956                 delegate:self
4957                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4958                 otherButtonTitles:
4959                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4960                 nil
4961             ] autorelease];
4962
4963             [essential_ setContext:@"remove"];
4964         } else {
4965             essential_ = [[[UIAlertView alloc]
4966                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4967                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4968                 delegate:self
4969                 cancelButtonTitle:UCLocalize("OKAY")
4970                 otherButtonTitles:nil
4971             ] autorelease];
4972
4973             [essential_ setContext:@"unable"];
4974         }
4975
4976         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4977             installs, @"installs",
4978             reinstalls, @"reinstalls",
4979             upgrades, @"upgrades",
4980             downgrades, @"downgrades",
4981             removes, @"removes",
4982         nil];
4983
4984         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4985             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4986             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4987         nil];
4988
4989         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4990     } return self;
4991 }
4992
4993 - (UIBarButtonItem *) leftButton {
4994     return [[[UIBarButtonItem alloc]
4995         initWithTitle:UCLocalize("CANCEL")
4996         style:UIBarButtonItemStylePlain
4997         target:self
4998         action:@selector(cancelButtonClicked)
4999     ] autorelease];
5000 }
5001
5002 #if !AlwaysReload
5003 - (void) applyRightButton {
5004     if ([issues_ count] == 0 && ![self isLoading])
5005         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5006             initWithTitle:UCLocalize("CONFIRM")
5007             style:UIBarButtonItemStyleDone
5008             target:self
5009             action:@selector(confirmButtonClicked)
5010         ] autorelease]];
5011     else
5012         [[self navigationItem] setRightBarButtonItem:nil];
5013 }
5014 #endif
5015
5016 - (void) cancelButtonClicked {
5017     [delegate_ cancelAndClear:YES];
5018     [self dismissModalViewControllerAnimated:YES];
5019 }
5020
5021 #if !AlwaysReload
5022 - (void) confirmButtonClicked {
5023     if (essential_ != nil)
5024         [essential_ show];
5025     else
5026         [self complete];
5027 }
5028 #endif
5029
5030 @end
5031 /* }}} */
5032
5033 /* Progress Data {{{ */
5034 @interface CydiaProgressData : NSObject {
5035     _transient id delegate_;
5036
5037     bool running_;
5038     float percent_;
5039
5040     float current_;
5041     float total_;
5042     float speed_;
5043
5044     _H<NSMutableArray> events_;
5045     _H<NSString> title_;
5046
5047     _H<NSString> status_;
5048     _H<NSString> finish_;
5049 }
5050
5051 @end
5052
5053 @implementation CydiaProgressData
5054
5055 + (NSArray *) _attributeKeys {
5056     return [NSArray arrayWithObjects:
5057         @"current",
5058         @"events",
5059         @"finish",
5060         @"percent",
5061         @"running",
5062         @"speed",
5063         @"title",
5064         @"total",
5065     nil];
5066 }
5067
5068 - (NSArray *) attributeKeys {
5069     return [[self class] _attributeKeys];
5070 }
5071
5072 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5073     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5074 }
5075
5076 - (id) init {
5077     if ((self = [super init]) != nil) {
5078         events_ = [NSMutableArray arrayWithCapacity:32];
5079     } return self;
5080 }
5081
5082 - (void) setDelegate:(id)delegate {
5083     delegate_ = delegate;
5084 }
5085
5086 - (void) setPercent:(float)value {
5087     percent_ = value;
5088 }
5089
5090 - (NSNumber *) percent {
5091     return [NSNumber numberWithFloat:percent_];
5092 }
5093
5094 - (void) setCurrent:(float)value {
5095     current_ = value;
5096 }
5097
5098 - (NSNumber *) current {
5099     return [NSNumber numberWithFloat:current_];
5100 }
5101
5102 - (void) setTotal:(float)value {
5103     total_ = value;
5104 }
5105
5106 - (NSNumber *) total {
5107     return [NSNumber numberWithFloat:total_];
5108 }
5109
5110 - (void) setSpeed:(float)value {
5111     speed_ = value;
5112 }
5113
5114 - (NSNumber *) speed {
5115     return [NSNumber numberWithFloat:speed_];
5116 }
5117
5118 - (NSArray *) events {
5119     return events_;
5120 }
5121
5122 - (void) removeAllEvents {
5123     [events_ removeAllObjects];
5124 }
5125
5126 - (void) addEvent:(CydiaProgressEvent *)event {
5127     [events_ addObject:event];
5128 }
5129
5130 - (void) setTitle:(NSString *)text {
5131     title_ = text;
5132 }
5133
5134 - (NSString *) title {
5135     return title_;
5136 }
5137
5138 - (void) setFinish:(NSString *)text {
5139     finish_ = text;
5140 }
5141
5142 - (NSString *) finish {
5143     return (id) finish_ ?: [NSNull null];
5144 }
5145
5146 - (void) setRunning:(bool)running {
5147     running_ = running;
5148 }
5149
5150 - (NSNumber *) running {
5151     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5152 }
5153
5154 @end
5155 /* }}} */
5156 /* Progress Controller {{{ */
5157 @interface ProgressController : CydiaWebViewController <
5158     ProgressDelegate
5159 > {
5160     _transient Database *database_;
5161     _H<CydiaProgressData, 1> progress_;
5162     unsigned cancel_;
5163 }
5164
5165 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5166
5167 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5168
5169 - (void) setTitle:(NSString *)title;
5170 - (void) setCancellable:(bool)cancellable;
5171
5172 @end
5173
5174 @implementation ProgressController
5175
5176 - (void) dealloc {
5177     [database_ setProgressDelegate:nil];
5178     [super dealloc];
5179 }
5180
5181 - (UIBarButtonItem *) leftButton {
5182     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5183         initWithTitle:UCLocalize("CANCEL")
5184         style:UIBarButtonItemStylePlain
5185         target:self
5186         action:@selector(cancel)
5187     ] autorelease] : nil;
5188 }
5189
5190 - (void) updateCancel {
5191     [super applyLeftButton];
5192 }
5193
5194 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5195     if ((self = [super init]) != nil) {
5196         database_ = database;
5197         delegate_ = delegate;
5198
5199         [database_ setProgressDelegate:self];
5200
5201         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5202         [progress_ setDelegate:self];
5203
5204         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5205
5206         [scroller_ setBackgroundColor:[UIColor blackColor]];
5207
5208         [[self navigationItem] setHidesBackButton:YES];
5209
5210         [self updateCancel];
5211     } return self;
5212 }
5213
5214 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5215     [super webView:view didClearWindowObject:window forFrame:frame];
5216     [window setValue:progress_ forKey:@"cydiaProgress"];
5217 }
5218
5219 - (void) updateProgress {
5220     [self dispatchEvent:@"CydiaProgressUpdate"];
5221 }
5222
5223 - (void) viewWillAppear:(BOOL)animated {
5224     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5225     [super viewWillAppear:animated];
5226 }
5227
5228 - (void) reloadSpringBoard {
5229     pid_t pid(ExecFork());
5230     if (pid == 0) {
5231         pid_t pid(ExecFork());
5232         if (pid == 0) {
5233             execl("/usr/bin/sbreload", "sbreload", NULL);
5234             perror("sbreload");
5235             exit(0);
5236         }
5237
5238         exit(0);
5239     }
5240
5241     ReapZombie(pid);
5242
5243     sleep(15);
5244     system("/usr/bin/killall SpringBoard");
5245 }
5246
5247 - (void) close {
5248     UpdateExternalStatus(0);
5249
5250     if (Finish_ > 1)
5251         [delegate_ saveState];
5252
5253     switch (Finish_) {
5254         case 0:
5255             [delegate_ returnToCydia];
5256         break;
5257
5258         case 1:
5259             [delegate_ terminateWithSuccess];
5260             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5261                 [delegate_ suspendWithAnimation:YES];
5262             else
5263                 [delegate_ suspend];*/
5264         break;
5265
5266         case 2:
5267             _trace();
5268             goto reload;
5269
5270         case 3:
5271             _trace();
5272             goto reload;
5273
5274         reload: {
5275             UIProgressHUD *hud([delegate_ addProgressHUD]);
5276             [hud setText:UCLocalize("LOADING")];
5277             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5278             return;
5279         }
5280
5281         case 4:
5282             _trace();
5283             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5284                 SBReboot(SBSSpringBoardServerPort());
5285             else
5286                 reboot2(RB_AUTOBOOT);
5287         break;
5288     }
5289
5290     [super close];
5291 }
5292
5293 - (void) setTitle:(NSString *)title {
5294     [progress_ setTitle:title];
5295     [self updateProgress];
5296 }
5297
5298 - (UIBarButtonItem *) rightButton {
5299     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5300         initWithTitle:UCLocalize("CLOSE")
5301         style:UIBarButtonItemStylePlain
5302         target:self
5303         action:@selector(close)
5304     ] autorelease];
5305 }
5306
5307 - (void) uicache {
5308     _trace();
5309     system("su -c /usr/bin/uicache mobile");
5310     _trace();
5311 }
5312
5313 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5314     UpdateExternalStatus(1);
5315
5316     [progress_ setRunning:true];
5317     [self setTitle:title];
5318     // implicit updateProgress
5319
5320     SHA1SumValue notifyconf; {
5321         FileFd file;
5322         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5323             _error->Discard();
5324         else {
5325             MMap mmap(file, MMap::ReadOnly);
5326             SHA1Summation sha1;
5327             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5328             notifyconf = sha1.Result();
5329         }
5330     }
5331
5332     SHA1SumValue springlist; {
5333         FileFd file;
5334         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5335             _error->Discard();
5336         else {
5337             MMap mmap(file, MMap::ReadOnly);
5338             SHA1Summation sha1;
5339             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5340             springlist = sha1.Result();
5341         }
5342     }
5343
5344     if (invocation != nil) {
5345         [invocation yieldToSelector:@selector(invoke)];
5346         [self setTitle:@"COMPLETE"];
5347     }
5348
5349     if (Finish_ < 4) {
5350         FileFd file;
5351         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5352             _error->Discard();
5353         else {
5354             MMap mmap(file, MMap::ReadOnly);
5355             SHA1Summation sha1;
5356             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5357             if (!(notifyconf == sha1.Result()))
5358                 Finish_ = 4;
5359         }
5360     }
5361
5362     if (Finish_ < 3) {
5363         FileFd file;
5364         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5365             _error->Discard();
5366         else {
5367             MMap mmap(file, MMap::ReadOnly);
5368             SHA1Summation sha1;
5369             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5370             if (!(springlist == sha1.Result()))
5371                 Finish_ = 3;
5372         }
5373     }
5374
5375     if (Finish_ < 2) {
5376         if (RestartSubstrate_)
5377             Finish_ = 2;
5378     }
5379
5380     RestartSubstrate_ = false;
5381
5382     switch (Finish_) {
5383         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5384         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5385         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5386         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5387         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5388     }
5389
5390     UIProgressHUD *hud([delegate_ addProgressHUD]);
5391     [hud setText:UCLocalize("LOADING")];
5392     [self yieldToSelector:@selector(uicache)];
5393     [delegate_ removeProgressHUD:hud];
5394
5395     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5396
5397     [progress_ setRunning:false];
5398     [self updateProgress];
5399
5400     [self applyRightButton];
5401 }
5402
5403 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5404     [progress_ addEvent:event];
5405     [self updateProgress];
5406 }
5407
5408 - (bool) isProgressCancelled {
5409     return cancel_ == 2;
5410 }
5411
5412 - (void) cancel {
5413     cancel_ = 2;
5414     [self updateCancel];
5415 }
5416
5417 - (void) setCancellable:(bool)cancellable {
5418     unsigned cancel(cancel_);
5419
5420     if (!cancellable)
5421         cancel_ = 0;
5422     else if (cancel_ == 0)
5423         cancel_ = 1;
5424
5425     if (cancel != cancel_)
5426         [self updateCancel];
5427 }
5428
5429 - (void) setProgressCancellable:(NSNumber *)cancellable {
5430     [self setCancellable:[cancellable boolValue]];
5431 }
5432
5433 - (void) setProgressPercent:(NSNumber *)percent {
5434     [progress_ setPercent:[percent floatValue]];
5435     [self updateProgress];
5436 }
5437
5438 - (void) setProgressStatus:(NSDictionary *)status {
5439     if (status == nil) {
5440         [progress_ setCurrent:0];
5441         [progress_ setTotal:0];
5442         [progress_ setSpeed:0];
5443     } else {
5444         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5445
5446         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5447         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5448         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5449     }
5450
5451     [self updateProgress];
5452 }
5453
5454 @end
5455 /* }}} */
5456
5457 /* Package Cell {{{ */
5458 @interface PackageCell : CyteTableViewCell <
5459     CyteTableViewCellDelegate
5460 > {
5461     _H<UIImage> icon_;
5462     _H<NSString> name_;
5463     _H<NSString> description_;
5464     bool commercial_;
5465     _H<NSString> source_;
5466     _H<UIImage> badge_;
5467     _H<UIImage> placard_;
5468     bool summarized_;
5469 }
5470
5471 - (PackageCell *) init;
5472 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5473
5474 - (void) drawContentRect:(CGRect)rect;
5475
5476 @end
5477
5478 @implementation PackageCell
5479
5480 - (PackageCell *) init {
5481     CGRect frame(CGRectMake(0, 0, 320, 74));
5482     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5483         UIView *content([self contentView]);
5484         CGRect bounds([content bounds]);
5485
5486         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5487         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5488         [content addSubview:content_];
5489
5490         [content_ setDelegate:self];
5491         [content_ setOpaque:YES];
5492     } return self;
5493 }
5494
5495 - (NSString *) accessibilityLabel {
5496     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5497 }
5498
5499 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5500     summarized_ = summary;
5501
5502     icon_ = nil;
5503     name_ = nil;
5504     description_ = nil;
5505     source_ = nil;
5506     badge_ = nil;
5507     placard_ = nil;
5508
5509     if (package == nil)
5510         [content_ setBackgroundColor:[UIColor whiteColor]];
5511     else {
5512         [package parse];
5513
5514         Source *source = [package source];
5515
5516         icon_ = [package icon];
5517
5518         if (NSString *name = [package name])
5519             name_ = [NSString stringWithString:name];
5520
5521         NSString *description(nil);
5522
5523         if (description == nil && IsWildcat_)
5524             description = [package longDescription];
5525         if (description == nil)
5526             description = [package shortDescription];
5527
5528         if (description != nil)
5529             description_ = [NSString stringWithString:description];
5530
5531         commercial_ = [package isCommercial];
5532
5533         NSString *label = nil;
5534         bool trusted = false;
5535
5536         if (source != nil) {
5537             label = [source label];
5538             trusted = [source trusted];
5539         } else if ([[package id] isEqualToString:@"firmware"])
5540             label = UCLocalize("APPLE");
5541         else
5542             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5543
5544         NSString *from(label);
5545
5546         NSString *section = [package simpleSection];
5547         if (section != nil && ![section isEqualToString:label]) {
5548             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5549             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5550         }
5551
5552         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5553
5554         if (NSString *purpose = [package primaryPurpose])
5555             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5556
5557         UIColor *color;
5558         NSString *placard;
5559
5560         if (NSString *mode = [package mode]) {
5561             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5562                 color = RemovingColor_;
5563                 //placard = @"removing";
5564             } else {
5565                 color = InstallingColor_;
5566                 //placard = @"installing";
5567             }
5568
5569             // XXX: the removing/installing placards are not @2x
5570             placard = nil;
5571         } else {
5572             color = [UIColor whiteColor];
5573
5574             if ([package installed] != nil)
5575                 placard = @"installed";
5576             else
5577                 placard = nil;
5578         }
5579
5580         [content_ setBackgroundColor:color];
5581
5582         if (placard != nil)
5583             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5584     }
5585
5586     [self setNeedsDisplay];
5587     [content_ setNeedsDisplay];
5588 }
5589
5590 - (void) drawSummaryContentRect:(CGRect)rect {
5591     bool highlighted(highlighted_);
5592     float width([self bounds].size.width);
5593
5594     if (icon_ != nil) {
5595         CGRect rect;
5596         rect.size = [(UIImage *) icon_ size];
5597
5598         while (rect.size.width > 16 || rect.size.height > 16) {
5599             rect.size.width /= 2;
5600             rect.size.height /= 2;
5601         }
5602
5603         rect.origin.x = 18 - rect.size.width / 2;
5604         rect.origin.y = 18 - rect.size.height / 2;
5605
5606         [icon_ drawInRect:rect];
5607     }
5608
5609     if (badge_ != nil) {
5610         CGRect rect;
5611         rect.size = [(UIImage *) badge_ size];
5612
5613         rect.size.width /= 4;
5614         rect.size.height /= 4;
5615
5616         rect.origin.x = 23 - rect.size.width / 2;
5617         rect.origin.y = 23 - rect.size.height / 2;
5618
5619         [badge_ drawInRect:rect];
5620     }
5621
5622     if (highlighted)
5623         UISetColor(White_);
5624
5625     if (!highlighted)
5626         UISetColor(commercial_ ? Purple_ : Black_);
5627     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5628
5629     if (placard_ != nil)
5630         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5631 }
5632
5633 - (void) drawNormalContentRect:(CGRect)rect {
5634     bool highlighted(highlighted_);
5635     float width([self bounds].size.width);
5636
5637     if (icon_ != nil) {
5638         CGRect rect;
5639         rect.size = [(UIImage *) icon_ size];
5640
5641         while (rect.size.width > 32 || rect.size.height > 32) {
5642             rect.size.width /= 2;
5643             rect.size.height /= 2;
5644         }
5645
5646         rect.origin.x = 25 - rect.size.width / 2;
5647         rect.origin.y = 25 - rect.size.height / 2;
5648
5649         [icon_ drawInRect:rect];
5650     }
5651
5652     if (badge_ != nil) {
5653         CGRect rect;
5654         rect.size = [(UIImage *) badge_ size];
5655
5656         rect.size.width /= 2;
5657         rect.size.height /= 2;
5658
5659         rect.origin.x = 36 - rect.size.width / 2;
5660         rect.origin.y = 36 - rect.size.height / 2;
5661
5662         [badge_ drawInRect:rect];
5663     }
5664
5665     if (highlighted)
5666         UISetColor(White_);
5667
5668     if (!highlighted)
5669         UISetColor(commercial_ ? Purple_ : Black_);
5670     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5671     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5672
5673     if (!highlighted)
5674         UISetColor(commercial_ ? Purplish_ : Gray_);
5675     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5676
5677     if (placard_ != nil)
5678         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5679 }
5680
5681 - (void) drawContentRect:(CGRect)rect {
5682     if (summarized_)
5683         [self drawSummaryContentRect:rect];
5684     else
5685         [self drawNormalContentRect:rect];
5686 }
5687
5688 @end
5689 /* }}} */
5690 /* Section Cell {{{ */
5691 @interface SectionCell : CyteTableViewCell <
5692     CyteTableViewCellDelegate
5693 > {
5694     _H<NSString> basic_;
5695     _H<NSString> section_;
5696     _H<NSString> name_;
5697     _H<NSString> count_;
5698     _H<UIImage> icon_;
5699     _H<UISwitch> switch_;
5700     BOOL editing_;
5701 }
5702
5703 - (void) setSection:(Section *)section editing:(BOOL)editing;
5704
5705 @end
5706
5707 @implementation SectionCell
5708
5709 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5710     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5711         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5712         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5713         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5714
5715         UIView *content([self contentView]);
5716         CGRect bounds([content bounds]);
5717
5718         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5719         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5720         [content addSubview:content_];
5721         [content_ setBackgroundColor:[UIColor whiteColor]];
5722
5723         [content_ setDelegate:self];
5724     } return self;
5725 }
5726
5727 - (void) onSwitch:(id)sender {
5728     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5729     if (metadata == nil) {
5730         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5731         [Sections_ setObject:metadata forKey:basic_];
5732     }
5733
5734     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5735     Changed_ = true;
5736 }
5737
5738 - (void) setSection:(Section *)section editing:(BOOL)editing {
5739     if (editing != editing_) {
5740         if (editing_)
5741             [switch_ removeFromSuperview];
5742         else
5743             [self addSubview:switch_];
5744         editing_ = editing;
5745     }
5746
5747     basic_ = nil;
5748     section_ = nil;
5749     name_ = nil;
5750     count_ = nil;
5751
5752     if (section == nil) {
5753         name_ = UCLocalize("ALL_PACKAGES");
5754         count_ = nil;
5755     } else {
5756         basic_ = [section name];
5757         section_ = [section localized];
5758
5759         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5760         count_ = [NSString stringWithFormat:@"%d", [section count]];
5761
5762         if (editing_)
5763             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5764     }
5765
5766     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5767     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5768
5769     [content_ setNeedsDisplay];
5770 }
5771
5772 - (void) setFrame:(CGRect)frame {
5773     [super setFrame:frame];
5774
5775     CGRect rect([switch_ frame]);
5776     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5777 }
5778
5779 - (NSString *) accessibilityLabel {
5780     return name_;
5781 }
5782
5783 - (void) drawContentRect:(CGRect)rect {
5784     bool highlighted(highlighted_ && !editing_);
5785
5786     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5787
5788     if (highlighted)
5789         UISetColor(White_);
5790
5791     float width(rect.size.width);
5792     if (editing_)
5793         width -= 87;
5794
5795     if (!highlighted)
5796         UISetColor(Black_);
5797     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5798
5799     CGSize size = [count_ sizeWithFont:Font14_];
5800
5801     UISetColor(White_);
5802     if (count_ != nil)
5803         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5804 }
5805
5806 @end
5807 /* }}} */
5808
5809 /* File Table {{{ */
5810 @interface FileTable : CyteViewController <
5811     UITableViewDataSource,
5812     UITableViewDelegate
5813 > {
5814     _transient Database *database_;
5815     _H<Package> package_;
5816     _H<NSString> name_;
5817     _H<NSMutableArray> files_;
5818     _H<UITableView, 2> list_;
5819 }
5820
5821 - (id) initWithDatabase:(Database *)database;
5822 - (void) setPackage:(Package *)package;
5823
5824 @end
5825
5826 @implementation FileTable
5827
5828 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5829     return files_ == nil ? 0 : [files_ count];
5830 }
5831
5832 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5833     return 24.0f;
5834 }*/
5835
5836 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5837     static NSString *reuseIdentifier = @"Cell";
5838
5839     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5840     if (cell == nil) {
5841         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5842         [cell setFont:[UIFont systemFontOfSize:16]];
5843     }
5844     [cell setText:[files_ objectAtIndex:indexPath.row]];
5845     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5846
5847     return cell;
5848 }
5849
5850 - (NSURL *) navigationURL {
5851     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5852 }
5853
5854 - (void) loadView {
5855     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5856     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5857     [list_ setRowHeight:24.0f];
5858     [(UITableView *) list_ setDataSource:self];
5859     [list_ setDelegate:self];
5860     [self setView:list_];
5861 }
5862
5863 - (void) viewDidLoad {
5864     [super viewDidLoad];
5865
5866     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5867 }
5868
5869 - (void) releaseSubviews {
5870     list_ = nil;
5871
5872     package_ = nil;
5873     files_ = nil;
5874
5875     [super releaseSubviews];
5876 }
5877
5878 - (id) initWithDatabase:(Database *)database {
5879     if ((self = [super init]) != nil) {
5880         database_ = database;
5881     } return self;
5882 }
5883
5884 - (void) setPackage:(Package *)package {
5885     package_ = nil;
5886     name_ = nil;
5887
5888     files_ = [NSMutableArray arrayWithCapacity:32];
5889
5890     if (package != nil) {
5891         package_ = package;
5892         name_ = [package id];
5893
5894         if (NSArray *files = [package files])
5895             [files_ addObjectsFromArray:files];
5896
5897         if ([files_ count] != 0) {
5898             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5899                 [files_ removeObjectAtIndex:0];
5900             [files_ sortUsingSelector:@selector(compareByPath:)];
5901
5902             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5903             [stack addObject:@"/"];
5904
5905             for (int i(0), e([files_ count]); i != e; ++i) {
5906                 NSString *file = [files_ objectAtIndex:i];
5907                 while (![file hasPrefix:[stack lastObject]])
5908                     [stack removeLastObject];
5909                 NSString *directory = [stack lastObject];
5910                 [stack addObject:[file stringByAppendingString:@"/"]];
5911                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5912                     ([stack count] - 2) * 3, "",
5913                     [file substringFromIndex:[directory length]]
5914                 ]];
5915             }
5916         }
5917     }
5918
5919     [list_ reloadData];
5920 }
5921
5922 - (void) reloadData {
5923     [super reloadData];
5924
5925     [self setPackage:[database_ packageWithName:name_]];
5926 }
5927
5928 @end
5929 /* }}} */
5930 /* Package Controller {{{ */
5931 @interface CYPackageController : CydiaWebViewController <
5932     UIActionSheetDelegate
5933 > {
5934     _transient Database *database_;
5935     _H<Package> package_;
5936     _H<NSString> name_;
5937     bool commercial_;
5938     _H<NSMutableArray> buttons_;
5939     _H<UIBarButtonItem> button_;
5940 }
5941
5942 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
5943
5944 @end
5945
5946 @implementation CYPackageController
5947
5948 - (NSURL *) navigationURL {
5949     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5950 }
5951
5952 /* XXX: this is not safe at all... localization of /fail/ */
5953 - (void) _clickButtonWithName:(NSString *)name {
5954     if ([name isEqualToString:UCLocalize("CLEAR")])
5955         [delegate_ clearPackage:package_];
5956     else if ([name isEqualToString:UCLocalize("INSTALL")])
5957         [delegate_ installPackage:package_];
5958     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5959         [delegate_ installPackage:package_];
5960     else if ([name isEqualToString:UCLocalize("REMOVE")])
5961         [delegate_ removePackage:package_];
5962     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5963         [delegate_ installPackage:package_];
5964     else _assert(false);
5965 }
5966
5967 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5968     NSString *context([sheet context]);
5969
5970     if ([context isEqualToString:@"modify"]) {
5971         if (button != [sheet cancelButtonIndex]) {
5972             NSString *buttonName = [buttons_ objectAtIndex:button];
5973             [self _clickButtonWithName:buttonName];
5974         }
5975
5976         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5977     }
5978 }
5979
5980 - (bool) _allowJavaScriptPanel {
5981     return commercial_;
5982 }
5983
5984 #if !AlwaysReload
5985 - (void) _customButtonClicked {
5986     int count([buttons_ count]);
5987     if (count == 0)
5988         return;
5989
5990     if (count == 1)
5991         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5992     else {
5993         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5994         [buttons addObjectsFromArray:buttons_];
5995
5996         UIActionSheet *sheet = [[[UIActionSheet alloc]
5997             initWithTitle:nil
5998             delegate:self
5999             cancelButtonTitle:nil
6000             destructiveButtonTitle:nil
6001             otherButtonTitles:nil
6002         ] autorelease];
6003
6004         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6005         if (!IsWildcat_) {
6006            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6007            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6008         }
6009         [sheet setContext:@"modify"];
6010
6011         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6012     }
6013 }
6014
6015 // We don't want to allow non-commercial packages to do custom things to the install button,
6016 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
6017 - (void) customButtonClicked {
6018     if (commercial_)
6019         [super customButtonClicked];
6020     else
6021         [self _customButtonClicked];
6022 }
6023
6024 - (void) reloadButtonClicked {
6025     // Don't reload a commerical package by tapping the loading button,
6026     // but if it's not an Install button, we should forward it on.
6027     if (![package_ uninstalled])
6028         [self _customButtonClicked];
6029 }
6030
6031 - (void) applyLoadingTitle {
6032     // Don't show "Loading" as the title. Ever.
6033 }
6034
6035 - (UIBarButtonItem *) rightButton {
6036     return button_;
6037 }
6038 #endif
6039
6040 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6041     if ((self = [super init]) != nil) {
6042         database_ = database;
6043         buttons_ = [NSMutableArray arrayWithCapacity:4];
6044         name_ = name == nil ? @"" : [NSString stringWithString:name];
6045         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6046     } return self;
6047 }
6048
6049 - (void) reloadData {
6050     [super reloadData];
6051
6052     package_ = [database_ packageWithName:name_];
6053
6054     [buttons_ removeAllObjects];
6055
6056     if (package_ != nil) {
6057         [(Package *) package_ parse];
6058
6059         commercial_ = [package_ isCommercial];
6060
6061         if ([package_ mode] != nil)
6062             [buttons_ addObject:UCLocalize("CLEAR")];
6063         if ([package_ source] == nil);
6064         else if ([package_ upgradableAndEssential:NO])
6065             [buttons_ addObject:UCLocalize("UPGRADE")];
6066         else if ([package_ uninstalled])
6067             [buttons_ addObject:UCLocalize("INSTALL")];
6068         else
6069             [buttons_ addObject:UCLocalize("REINSTALL")];
6070         if (![package_ uninstalled])
6071             [buttons_ addObject:UCLocalize("REMOVE")];
6072     }
6073
6074     NSString *title;
6075     switch ([buttons_ count]) {
6076         case 0: title = nil; break;
6077         case 1: title = [buttons_ objectAtIndex:0]; break;
6078         default: title = UCLocalize("MODIFY"); break;
6079     }
6080
6081     button_ = [[[UIBarButtonItem alloc]
6082         initWithTitle:title
6083         style:UIBarButtonItemStylePlain
6084         target:self
6085         action:@selector(customButtonClicked)
6086     ] autorelease];
6087 }
6088
6089 - (bool) isLoading {
6090     return commercial_ ? [super isLoading] : false;
6091 }
6092
6093 @end
6094 /* }}} */
6095
6096 /* Package List Controller {{{ */
6097 @interface PackageListController : CyteViewController <
6098     UITableViewDataSource,
6099     UITableViewDelegate
6100 > {
6101     _transient Database *database_;
6102     unsigned era_;
6103     _H<NSArray> packages_;
6104     _H<NSMutableArray> sections_;
6105     _H<UITableView, 2> list_;
6106     _H<NSMutableArray> index_;
6107     _H<NSMutableDictionary> indices_;
6108     _H<NSString> title_;
6109     unsigned reloading_;
6110 }
6111
6112 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6113 - (void) setDelegate:(id)delegate;
6114 - (void) resetCursor;
6115 - (void) clearData;
6116
6117 @end
6118
6119 @implementation PackageListController
6120
6121 - (NSURL *) referrerURL {
6122     return [self navigationURL];
6123 }
6124
6125 - (bool) isSummarized {
6126     return false;
6127 }
6128
6129 - (bool) showsSections {
6130     return true;
6131 }
6132
6133 - (void) deselectWithAnimation:(BOOL)animated {
6134     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6135 }
6136
6137 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6138     CGRect base = [[self view] bounds];
6139     base.size.height -= bounds.size.height;
6140     base.origin = [list_ frame].origin;
6141
6142     [UIView beginAnimations:nil context:NULL];
6143     [UIView setAnimationBeginsFromCurrentState:YES];
6144     [UIView setAnimationCurve:curve];
6145     [UIView setAnimationDuration:duration];
6146     [list_ setFrame:base];
6147     [UIView commitAnimations];
6148 }
6149
6150 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6151     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6152 }
6153
6154 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6155     [self resizeForKeyboardBounds:bounds duration:0];
6156 }
6157
6158 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6159     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6160         *curve = UIViewAnimationCurveEaseInOut;
6161     else
6162         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6163
6164     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6165         *duration = 0.3;
6166     else
6167         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6168 }
6169
6170 - (void) keyboardWillShow:(NSNotification *)notification {
6171     CGRect bounds;
6172     CGPoint center;
6173     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6174     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6175
6176     NSTimeInterval duration;
6177     UIViewAnimationCurve curve;
6178     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6179
6180     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);
6181     UIViewController *base = self;
6182     while ([base parentViewController] != nil)
6183         base = [base parentViewController];
6184     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6185     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6186
6187     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6188         intersection.size.height += CYStatusBarHeight();
6189
6190     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6191 }
6192
6193 - (void) keyboardWillHide:(NSNotification *)notification {
6194     NSTimeInterval duration;
6195     UIViewAnimationCurve curve;
6196     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6197
6198     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6199 }
6200
6201 - (void) viewWillAppear:(BOOL)animated {
6202     [super viewWillAppear:animated];
6203
6204     [self resizeForKeyboardBounds:CGRectZero];
6205     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6206     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6207 }
6208
6209 - (void) viewWillDisappear:(BOOL)animated {
6210     [super viewWillDisappear:animated];
6211
6212     [self resizeForKeyboardBounds:CGRectZero];
6213     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6214     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6215 }
6216
6217 - (void) viewDidAppear:(BOOL)animated {
6218     [super viewDidAppear:animated];
6219     [self deselectWithAnimation:animated];
6220 }
6221
6222 - (void) didSelectPackage:(Package *)package {
6223     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6224     [view setDelegate:delegate_];
6225     [[self navigationController] pushViewController:view animated:YES];
6226 }
6227
6228 #if TryIndexedCollation
6229 + (BOOL) hasIndexedCollation {
6230     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6231 }
6232 #endif
6233
6234 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6235     NSInteger count([sections_ count]);
6236     return count == 0 ? 1 : count;
6237 }
6238
6239 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6240     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6241         return nil;
6242     return [[sections_ objectAtIndex:section] name];
6243 }
6244
6245 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6246     if ([sections_ count] == 0)
6247         return 0;
6248     return [[sections_ objectAtIndex:section] count];
6249 }
6250
6251 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6252 @synchronized (database_) {
6253     if ([database_ era] != era_)
6254         return nil;
6255
6256     Section *section([sections_ objectAtIndex:[path section]]);
6257     NSInteger row([path row]);
6258     Package *package([packages_ objectAtIndex:([section row] + row)]);
6259     return [[package retain] autorelease];
6260 } }
6261
6262 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6263     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6264     if (cell == nil)
6265         cell = [[[PackageCell alloc] init] autorelease];
6266
6267     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6268     [cell setPackage:package asSummary:[self isSummarized]];
6269     return cell;
6270 }
6271
6272 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6273     Package *package([self packageAtIndexPath:path]);
6274     package = [database_ packageWithName:[package id]];
6275     [self didSelectPackage:package];
6276 }
6277
6278 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6279     if (![self showsSections])
6280         return nil;
6281
6282     return index_;
6283 }
6284
6285 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6286 #if TryIndexedCollation
6287     if ([[self class] hasIndexedCollation]) {
6288         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6289     }
6290 #endif
6291
6292     return index;
6293 }
6294
6295 - (void) updateHeight {
6296     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6297 }
6298
6299 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6300     if ((self = [super init]) != nil) {
6301         database_ = database;
6302         title_ = [title copy];
6303         [[self navigationItem] setTitle:title_];
6304     } return self;
6305 }
6306
6307 - (void) loadView {
6308     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6309     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6310     [self setView:view];
6311
6312     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6313     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6314     [view addSubview:list_];
6315
6316     // XXX: is 20 the most optimal number here?
6317     [list_ setSectionIndexMinimumDisplayRowCount:20];
6318
6319     [(UITableView *) list_ setDataSource:self];
6320     [list_ setDelegate:self];
6321
6322     [self updateHeight];
6323 }
6324
6325 - (void) releaseSubviews {
6326     list_ = nil;
6327
6328     packages_ = nil;
6329     sections_ = nil;
6330     index_ = nil;
6331     indices_ = nil;
6332
6333     [super releaseSubviews];
6334 }
6335
6336 - (void) setDelegate:(id)delegate {
6337     delegate_ = delegate;
6338 }
6339
6340 - (bool) shouldYield {
6341     return false;
6342 }
6343
6344 - (bool) shouldBlock {
6345     return false;
6346 }
6347
6348 - (NSMutableArray *) _reloadPackages {
6349 @synchronized (database_) {
6350     era_ = [database_ era];
6351     NSArray *packages([database_ packages]);
6352
6353     return [NSMutableArray arrayWithArray:packages];
6354 } }
6355
6356 - (void) _reloadData {
6357     if (reloading_ != 0) {
6358         reloading_ = 2;
6359         return;
6360     }
6361
6362     NSArray *packages;
6363
6364   reload:
6365     if ([self shouldYield]) {
6366         do {
6367             UIProgressHUD *hud;
6368
6369             if (![self shouldBlock])
6370                 hud = nil;
6371             else {
6372                 hud = [delegate_ addProgressHUD];
6373                 [hud setText:UCLocalize("LOADING")];
6374             }
6375
6376             reloading_ = 1;
6377             packages = [self yieldToSelector:@selector(_reloadPackages)];
6378
6379             if (hud != nil)
6380                 [delegate_ removeProgressHUD:hud];
6381         } while (reloading_ == 2);
6382     } else {
6383         packages = [self _reloadPackages];
6384     }
6385
6386 @synchronized (database_) {
6387     if (era_ != [database_ era])
6388         goto reload;
6389     reloading_ = 0;
6390
6391     packages_ = packages;
6392
6393     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6394     sections_ = [NSMutableArray arrayWithCapacity:16];
6395
6396     Section *section = nil;
6397
6398 #if TryIndexedCollation
6399     if ([[self class] hasIndexedCollation]) {
6400         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6401
6402         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6403         NSArray *titles = [collation sectionIndexTitles];
6404         int secidx = -1;
6405
6406         _profile(PackageTable$reloadData$Section)
6407             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6408                 Package *package;
6409                 int index;
6410
6411                 _profile(PackageTable$reloadData$Section$Package)
6412                     package = [packages_ objectAtIndex:offset];
6413                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6414                 _end
6415
6416                 while (secidx < index) {
6417                     secidx += 1;
6418
6419                     _profile(PackageTable$reloadData$Section$Allocate)
6420                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6421                     _end
6422
6423                     _profile(PackageTable$reloadData$Section$Add)
6424                         [sections_ addObject:section];
6425                     _end
6426                 }
6427
6428                 [section addToCount];
6429             }
6430         _end
6431     } else
6432 #endif
6433     {
6434         index_ = [NSMutableArray arrayWithCapacity:32];
6435
6436         bool sectioned([self showsSections]);
6437         if (!sectioned) {
6438             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6439             [sections_ addObject:section];
6440         }
6441
6442         _profile(PackageTable$reloadData$Section)
6443             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6444                 Package *package;
6445                 unichar index;
6446
6447                 _profile(PackageTable$reloadData$Section$Package)
6448                     package = [packages_ objectAtIndex:offset];
6449                     index = [package index];
6450                 _end
6451
6452                 if (sectioned && (section == nil || [section index] != index)) {
6453                     _profile(PackageTable$reloadData$Section$Allocate)
6454                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6455                     _end
6456
6457                     [index_ addObject:[section name]];
6458                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6459
6460                     _profile(PackageTable$reloadData$Section$Add)
6461                         [sections_ addObject:section];
6462                     _end
6463                 }
6464
6465                 [section addToCount];
6466             }
6467         _end
6468     }
6469
6470     [self updateHeight];
6471
6472     _profile(PackageTable$reloadData$List)
6473         [(UITableView *) list_ setDataSource:self];
6474         [list_ reloadData];
6475     _end
6476 } }
6477
6478 - (void) reloadData {
6479     [super reloadData];
6480
6481     if ([self shouldYield])
6482         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6483     else
6484         [self _reloadData];
6485 }
6486
6487 - (void) resetCursor {
6488     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6489 }
6490
6491 - (void) clearData {
6492     [self updateHeight];
6493
6494     [list_ setDataSource:nil];
6495     [list_ reloadData];
6496
6497     [self resetCursor];
6498 }
6499
6500 @end
6501 /* }}} */
6502 /* Filtered Package List Controller {{{ */
6503 @interface FilteredPackageListController : PackageListController {
6504     SEL filter_;
6505     IMP imp_;
6506     _H<NSObject> object_;
6507 }
6508
6509 - (void) setObject:(id)object;
6510 - (void) setObject:(id)object forFilter:(SEL)filter;
6511
6512 - (SEL) filter;
6513 - (void) setFilter:(SEL)filter;
6514
6515 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6516
6517 @end
6518
6519 @implementation FilteredPackageListController
6520
6521 - (SEL) filter {
6522     return filter_;
6523 }
6524
6525 - (void) setFilter:(SEL)filter {
6526 @synchronized (self) {
6527     filter_ = filter;
6528
6529     /* XXX: this is an unsafe optimization of doomy hell */
6530     Method method(class_getInstanceMethod([Package class], filter));
6531     _assert(method != NULL);
6532     imp_ = method_getImplementation(method);
6533     _assert(imp_ != NULL);
6534 } }
6535
6536 - (void) setObject:(id)object {
6537 @synchronized (self) {
6538     object_ = object;
6539 } }
6540
6541 - (void) setObject:(id)object forFilter:(SEL)filter {
6542 @synchronized (self) {
6543     [self setFilter:filter];
6544     [self setObject:object];
6545 } }
6546
6547 - (NSMutableArray *) _reloadPackages {
6548 @synchronized (database_) {
6549     era_ = [database_ era];
6550     NSArray *packages([database_ packages]);
6551
6552     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6553
6554     IMP imp;
6555     SEL filter;
6556     _H<NSObject> object;
6557
6558     @synchronized (self) {
6559         imp = imp_;
6560         filter = filter_;
6561         object = object_;
6562     }
6563
6564     _profile(PackageTable$reloadData$Filter)
6565         for (Package *package in packages)
6566             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6567                 [filtered addObject:package];
6568     _end
6569
6570     return filtered;
6571 } }
6572
6573 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6574     if ((self = [super initWithDatabase:database title:title]) != nil) {
6575         [self setFilter:filter];
6576         [self setObject:object];
6577     } return self;
6578 }
6579
6580 @end
6581 /* }}} */
6582
6583 /* Home Controller {{{ */
6584 @interface HomeController : CydiaWebViewController {
6585     CFRunLoopRef runloop_;
6586     SCNetworkReachabilityRef reachability_;
6587 }
6588
6589 @end
6590
6591 @implementation HomeController
6592
6593 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6594     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6595 }
6596
6597 - (id) init {
6598     if ((self = [super init]) != nil) {
6599         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6600         [self reloadData];
6601
6602         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6603         if (reachability_ != NULL) {
6604             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6605             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6606
6607             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6608             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6609                 runloop_ = runloop;
6610         }
6611     } return self;
6612 }
6613
6614 - (void) dealloc {
6615     if (reachability_ != NULL && runloop_ != NULL)
6616         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6617     [super dealloc];
6618 }
6619
6620 - (NSURL *) navigationURL {
6621     return [NSURL URLWithString:@"cydia://home"];
6622 }
6623
6624 - (void) aboutButtonClicked {
6625     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6626
6627     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6628     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6629     [alert setCancelButtonIndex:0];
6630
6631     [alert setMessage:
6632         @"Copyright \u00a9 2008-2011\n"
6633         "SaurikIT, LLC\n"
6634         "\n"
6635         "Jay Freeman (saurik)\n"
6636         "saurik@saurik.com\n"
6637         "http://www.saurik.com/"
6638     ];
6639
6640     [alert show];
6641 }
6642
6643 - (UIBarButtonItem *) leftButton {
6644     return [[[UIBarButtonItem alloc]
6645         initWithTitle:UCLocalize("ABOUT")
6646         style:UIBarButtonItemStylePlain
6647         target:self
6648         action:@selector(aboutButtonClicked)
6649     ] autorelease];
6650 }
6651
6652 @end
6653 /* }}} */
6654 /* Manage Controller {{{ */
6655 @interface ManageController : CydiaWebViewController {
6656 }
6657
6658 - (void) queueStatusDidChange;
6659
6660 @end
6661
6662 @implementation ManageController
6663
6664 - (id) init {
6665     if ((self = [super init]) != nil) {
6666         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6667     } return self;
6668 }
6669
6670 - (NSURL *) navigationURL {
6671     return [NSURL URLWithString:@"cydia://manage"];
6672 }
6673
6674 - (UIBarButtonItem *) leftButton {
6675     return [[[UIBarButtonItem alloc]
6676         initWithTitle:UCLocalize("SETTINGS")
6677         style:UIBarButtonItemStylePlain
6678         target:self
6679         action:@selector(settingsButtonClicked)
6680     ] autorelease];
6681 }
6682
6683 - (void) settingsButtonClicked {
6684     [delegate_ showSettings];
6685 }
6686
6687 - (void) queueButtonClicked {
6688     [delegate_ queue];
6689 }
6690
6691 - (UIBarButtonItem *) rightButton {
6692     return Queuing_ ? [[[UIBarButtonItem alloc]
6693         initWithTitle:UCLocalize("QUEUE")
6694         style:UIBarButtonItemStyleDone
6695         target:self
6696         action:@selector(queueButtonClicked)
6697     ] autorelease] : nil;
6698 }
6699
6700 - (void) queueStatusDidChange {
6701     [self applyRightButton];
6702 }
6703
6704 - (bool) isLoading {
6705     return !Queuing_ && [super isLoading];
6706 }
6707
6708 @end
6709 /* }}} */
6710
6711 /* Refresh Bar {{{ */
6712 @interface RefreshBar : UINavigationBar {
6713     _H<UIProgressIndicator> indicator_;
6714     _H<UITextLabel> prompt_;
6715     _H<UIProgressBar> progress_;
6716     _H<UINavigationButton> cancel_;
6717 }
6718
6719 @end
6720
6721 @implementation RefreshBar
6722
6723 - (void) positionViews {
6724     CGRect frame = [cancel_ frame];
6725     frame.size = [cancel_ sizeThatFits:frame.size];
6726     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6727     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6728     [cancel_ setFrame:frame];
6729
6730     CGSize prgsize = {75, 100};
6731     CGRect prgrect = {{
6732         [self frame].size.width - prgsize.width - 10,
6733         ([self frame].size.height - prgsize.height) / 2
6734     } , prgsize};
6735     [progress_ setFrame:prgrect];
6736
6737     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6738     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6739     CGRect indrect = {{indoffset, indoffset}, indsize};
6740     [indicator_ setFrame:indrect];
6741
6742     CGSize prmsize = {215, indsize.height + 4};
6743     CGRect prmrect = {{
6744         indoffset * 2 + indsize.width,
6745         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6746     }, prmsize};
6747     [prompt_ setFrame:prmrect];
6748 }
6749
6750 - (void) setFrame:(CGRect)frame {
6751     [super setFrame:frame];
6752     [self positionViews];
6753 }
6754
6755 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6756     if ((self = [super initWithFrame:frame]) != nil) {
6757         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6758
6759         [self setBarStyle:UIBarStyleBlack];
6760
6761         UIBarStyle barstyle([self _barStyle:NO]);
6762         bool ugly(barstyle == UIBarStyleDefault);
6763
6764         UIProgressIndicatorStyle style = ugly ?
6765             UIProgressIndicatorStyleMediumBrown :
6766             UIProgressIndicatorStyleMediumWhite;
6767
6768         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6769         [(UIProgressIndicator *) indicator_ setStyle:style];
6770         [indicator_ startAnimation];
6771         [self addSubview:indicator_];
6772
6773         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6774         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6775         [prompt_ setBackgroundColor:[UIColor clearColor]];
6776         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6777         [self addSubview:prompt_];
6778
6779         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6780         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6781         [(UIProgressBar *) progress_ setStyle:0];
6782         [self addSubview:progress_];
6783
6784         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6785         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6786         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6787         [cancel_ setBarStyle:barstyle];
6788
6789         [self positionViews];
6790     } return self;
6791 }
6792
6793 - (void) setCancellable:(bool)cancellable {
6794     if (cancellable)
6795         [self addSubview:cancel_];
6796     else
6797         [cancel_ removeFromSuperview];
6798 }
6799
6800 - (void) start {
6801     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6802     [progress_ setProgress:0];
6803 }
6804
6805 - (void) stop {
6806     [self setCancellable:NO];
6807 }
6808
6809 - (void) setPrompt:(NSString *)prompt {
6810     [prompt_ setText:prompt];
6811 }
6812
6813 - (void) setProgress:(float)progress {
6814     [progress_ setProgress:progress];
6815 }
6816
6817 @end
6818 /* }}} */
6819
6820 /* Cydia Navigation Controller Interface {{{ */
6821 @interface UINavigationController (Cydia)
6822
6823 - (NSArray *) navigationURLCollection;
6824 - (void) unloadData;
6825
6826 @end
6827 /* }}} */
6828
6829 /* Cydia Tab Bar Controller {{{ */
6830 @interface CYTabBarController : UITabBarController <
6831     UITabBarControllerDelegate,
6832     ProgressDelegate
6833 > {
6834     _transient Database *database_;
6835     _H<RefreshBar, 1> refreshbar_;
6836
6837     bool dropped_;
6838     bool updating_;
6839     // XXX: ok, "updatedelegate_"?...
6840     _transient NSObject<CydiaDelegate> *updatedelegate_;
6841
6842     _H<UIViewController> remembered_;
6843     _transient UIViewController *transient_;
6844 }
6845
6846 - (NSArray *) navigationURLCollection;
6847 - (void) dropBar:(BOOL)animated;
6848 - (void) beginUpdate;
6849 - (void) raiseBar:(BOOL)animated;
6850 - (BOOL) updating;
6851 - (void) unloadData;
6852
6853 @end
6854
6855 @implementation CYTabBarController
6856
6857 - (void) didReceiveMemoryWarning {
6858     [super didReceiveMemoryWarning];
6859
6860     // presenting a UINavigationController on 2.x does not update its transitionView
6861     // it thereby will not allow its topViewController to be unloaded by memory pressure
6862     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6863         UIViewController *selected([self selectedViewController]);
6864         for (UINavigationController *controller in [self viewControllers])
6865             if (controller != selected)
6866                 if (UIViewController *top = [controller topViewController])
6867                     [top unloadView];
6868     }
6869 }
6870
6871 - (void) setUnselectedViewController:(UIViewController *)transient {
6872     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6873         if (transient != nil) {
6874             [[[self viewControllers] objectAtIndex:0] pushViewController:transient animated:YES];
6875             [self setSelectedIndex:0];
6876         } return;
6877     }
6878
6879     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6880     if (transient != nil) {
6881         UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
6882         [navigation setViewControllers:[NSArray arrayWithObject:transient]];
6883         transient = navigation;
6884
6885         if (transient_ == nil)
6886             remembered_ = [controllers objectAtIndex:0];
6887         transient_ = transient;
6888         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6889         [controllers replaceObjectAtIndex:0 withObject:transient_];
6890         [self setSelectedIndex:0];
6891         [self setViewControllers:controllers];
6892         [self concealTabBarSelection];
6893     } else if (remembered_ != nil) {
6894         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6895         transient_ = transient;
6896         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6897         remembered_ = nil;
6898         [self setViewControllers:controllers];
6899         [self revealTabBarSelection];
6900     }
6901 }
6902
6903 - (UIViewController *) unselectedViewController {
6904     return transient_;
6905 }
6906
6907 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6908     if ([self unselectedViewController])
6909         [self setUnselectedViewController:nil];
6910
6911     // presenting a UINavigationController on 2.x does not update its transitionView
6912     // if this view was unloaded, the tranitionView may currently be presenting nothing
6913     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6914         UINavigationController *navigation((UINavigationController *) viewController);
6915         [navigation pushViewController:[[[UIViewController alloc] init] autorelease] animated:NO];
6916         [navigation popViewControllerAnimated:NO];
6917     }
6918 }
6919
6920 - (NSArray *) navigationURLCollection {
6921     NSMutableArray *items([NSMutableArray array]);
6922
6923     // XXX: Should this deal with transient view controllers?
6924     for (id navigation in [self viewControllers]) {
6925         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6926         if (stack != nil)
6927             [items addObject:stack];
6928     }
6929
6930     return items;
6931 }
6932
6933 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6934     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6935         [self setUnselectedViewController:nil];
6936     else
6937         [super dismissModalViewControllerAnimated:YES];
6938 }
6939
6940 - (void) unloadData {
6941     [super unloadData];
6942
6943     for (UINavigationController *controller in [self viewControllers])
6944         [controller unloadData];
6945
6946     if (UIViewController *selected = [self selectedViewController])
6947         [selected reloadData];
6948
6949     if (UIViewController *unselected = [self unselectedViewController]) {
6950         [unselected unloadData];
6951         [unselected reloadData];
6952     }
6953 }
6954
6955 - (void) dealloc {
6956     [[NSNotificationCenter defaultCenter] removeObserver:self];
6957
6958     [super dealloc];
6959 }
6960
6961 - (id) initWithDatabase:(Database *)database {
6962     if ((self = [super init]) != nil) {
6963         database_ = database;
6964         [self setDelegate:self];
6965
6966         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6967         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6968
6969         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6970     } return self;
6971 }
6972
6973 - (void) setUpdate:(NSDate *)date {
6974     [self beginUpdate];
6975 }
6976
6977 - (void) beginUpdate {
6978     [(RefreshBar *) refreshbar_ start];
6979     [self dropBar:YES];
6980
6981     [updatedelegate_ retainNetworkActivityIndicator];
6982     updating_ = true;
6983
6984     [NSThread
6985         detachNewThreadSelector:@selector(performUpdate)
6986         toTarget:self
6987         withObject:nil
6988     ];
6989 }
6990
6991 - (void) performUpdate {
6992     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6993
6994     Status status;
6995     status.setDelegate(self);
6996     [database_ updateWithStatus:status];
6997
6998     [self
6999         performSelectorOnMainThread:@selector(completeUpdate)
7000         withObject:nil
7001         waitUntilDone:NO
7002     ];
7003
7004     [pool release];
7005 }
7006
7007 - (void) stopUpdateWithSelector:(SEL)selector {
7008     updating_ = false;
7009     [updatedelegate_ releaseNetworkActivityIndicator];
7010
7011     [self raiseBar:YES];
7012     [refreshbar_ stop];
7013
7014     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7015 }
7016
7017 - (void) completeUpdate {
7018     if (!updating_)
7019         return;
7020     [self stopUpdateWithSelector:@selector(reloadData)];
7021 }
7022
7023 - (void) cancelUpdate {
7024     [self stopUpdateWithSelector:@selector(updateData)];
7025 }
7026
7027 - (void) cancelPressed {
7028     [self cancelUpdate];
7029 }
7030
7031 - (BOOL) updating {
7032     return updating_;
7033 }
7034
7035 - (void) addProgressEvent:(CydiaProgressEvent *)event {
7036     [refreshbar_ setPrompt:[event compoundMessage]];
7037 }
7038
7039 - (bool) isProgressCancelled {
7040     return !updating_;
7041 }
7042
7043 - (void) setProgressCancellable:(NSNumber *)cancellable {
7044     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
7045 }
7046
7047 - (void) setProgressPercent:(NSNumber *)percent {
7048     [refreshbar_ setProgress:[percent floatValue]];
7049 }
7050
7051 - (void) setProgressStatus:(NSDictionary *)status {
7052     if (status != nil)
7053         [self setProgressPercent:[status objectForKey:@"Percent"]];
7054 }
7055
7056 - (void) setUpdateDelegate:(id)delegate {
7057     updatedelegate_ = delegate;
7058 }
7059
7060 - (UIView *) transitionView {
7061     if ([self respondsToSelector:@selector(_transitionView)])
7062         return [self _transitionView];
7063     else
7064         return MSHookIvar<id>(self, "_viewControllerTransitionView");
7065 }
7066
7067 - (void) dropBar:(BOOL)animated {
7068     if (dropped_)
7069         return;
7070     dropped_ = true;
7071
7072     UIView *transition([self transitionView]);
7073     [[self view] addSubview:refreshbar_];
7074
7075     CGRect barframe([refreshbar_ frame]);
7076
7077     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7078         barframe.origin.y = CYStatusBarHeight();
7079     else
7080         barframe.origin.y = 0;
7081
7082     [refreshbar_ setFrame:barframe];
7083
7084     if (animated)
7085         [UIView beginAnimations:nil context:NULL];
7086
7087     CGRect viewframe = [transition frame];
7088     viewframe.origin.y += barframe.size.height;
7089     viewframe.size.height -= barframe.size.height;
7090     [transition setFrame:viewframe];
7091
7092     if (animated)
7093         [UIView commitAnimations];
7094
7095     // Ensure bar has the proper width for our view, it might have changed
7096     barframe.size.width = viewframe.size.width;
7097     [refreshbar_ setFrame:barframe];
7098 }
7099
7100 - (void) raiseBar:(BOOL)animated {
7101     if (!dropped_)
7102         return;
7103     dropped_ = false;
7104
7105     UIView *transition([self transitionView]);
7106     [refreshbar_ removeFromSuperview];
7107
7108     CGRect barframe([refreshbar_ frame]);
7109
7110     if (animated)
7111         [UIView beginAnimations:nil context:NULL];
7112
7113     CGRect viewframe = [transition frame];
7114     viewframe.origin.y -= barframe.size.height;
7115     viewframe.size.height += barframe.size.height;
7116     [transition setFrame:viewframe];
7117
7118     if (animated)
7119         [UIView commitAnimations];
7120 }
7121
7122 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7123     bool dropped(dropped_);
7124
7125     if (dropped)
7126         [self raiseBar:NO];
7127
7128     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7129
7130     if (dropped)
7131         [self dropBar:NO];
7132 }
7133
7134 - (void) statusBarFrameChanged:(NSNotification *)notification {
7135     if (dropped_) {
7136         [self raiseBar:NO];
7137         [self dropBar:NO];
7138     }
7139 }
7140
7141 @end
7142 /* }}} */
7143
7144 /* Cydia Navigation Controller Implementation {{{ */
7145 @implementation UINavigationController (Cydia)
7146
7147 - (NSArray *) navigationURLCollection {
7148     NSMutableArray *stack([NSMutableArray array]);
7149
7150     for (CyteViewController *controller in [self viewControllers]) {
7151         NSString *url = [[controller navigationURL] absoluteString];
7152         if (url != nil)
7153             [stack addObject:url];
7154     }
7155
7156     return stack;
7157 }
7158
7159 - (void) reloadData {
7160     [super reloadData];
7161
7162     UIViewController *visible([self visibleViewController]);
7163     if (visible != nil)
7164         [visible reloadData];
7165
7166     // on the iPad, this view controller is ALSO visible. :(
7167     if (IsWildcat_)
7168         if (UIViewController *top = [self topViewController])
7169             if (top != visible)
7170                 [top reloadData];
7171 }
7172
7173 - (void) unloadData {
7174     for (CyteViewController *page in [self viewControllers])
7175         [page unloadData];
7176
7177     [super unloadData];
7178 }
7179
7180 @end
7181 /* }}} */
7182
7183 /* Cydia:// Protocol {{{ */
7184 @interface CydiaURLProtocol : NSURLProtocol {
7185 }
7186
7187 @end
7188
7189 @implementation CydiaURLProtocol
7190
7191 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7192     NSURL *url([request URL]);
7193     if (url == nil)
7194         return NO;
7195
7196     NSString *scheme([[url scheme] lowercaseString]);
7197     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7198         return YES;
7199     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7200         return YES;
7201
7202     return NO;
7203 }
7204
7205 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7206     return request;
7207 }
7208
7209 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7210     id<NSURLProtocolClient> client([self client]);
7211     if (icon == nil)
7212         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7213     else {
7214         NSData *data(UIImagePNGRepresentation(icon));
7215
7216         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7217         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7218         [client URLProtocol:self didLoadData:data];
7219         [client URLProtocolDidFinishLoading:self];
7220     }
7221 }
7222
7223 - (void) startLoading {
7224     id<NSURLProtocolClient> client([self client]);
7225     NSURLRequest *request([self request]);
7226
7227     NSURL *url([request URL]);
7228     NSString *href([url absoluteString]);
7229     NSString *scheme([[url scheme] lowercaseString]);
7230
7231     NSString *path;
7232
7233     if ([scheme isEqualToString:@"cydia"])
7234         path = [href substringFromIndex:8];
7235     else if ([scheme isEqualToString:@"about"])
7236         path = [href substringFromIndex:12];
7237     else _assert(false);
7238
7239     NSRange slash([path rangeOfString:@"/"]);
7240
7241     NSString *command;
7242     if (slash.location == NSNotFound) {
7243         command = path;
7244         path = nil;
7245     } else {
7246         command = [path substringToIndex:slash.location];
7247         path = [path substringFromIndex:(slash.location + 1)];
7248     }
7249
7250     Database *database([Database sharedInstance]);
7251
7252     if ([command isEqualToString:@"package-icon"]) {
7253         if (path == nil)
7254             goto fail;
7255         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7256         Package *package([database packageWithName:path]);
7257         if (package == nil)
7258             goto fail;
7259         [package parse];
7260         UIImage *icon([package icon]);
7261         [self _returnPNGWithImage:icon forRequest:request];
7262     } else if ([command isEqualToString:@"uikit-image"]) {
7263         if (path == nil)
7264             goto fail;
7265         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7266         UIImage *icon(_UIImageWithName(path));
7267         [self _returnPNGWithImage:icon forRequest:request];
7268     } else if ([command isEqualToString:@"section-icon"]) {
7269         if (path == nil)
7270             goto fail;
7271         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7272         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7273         if (icon == nil)
7274             icon = [UIImage applicationImageNamed:@"unknown.png"];
7275         [self _returnPNGWithImage:icon forRequest:request];
7276     } else fail: {
7277         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7278     }
7279 }
7280
7281 - (void) stopLoading {
7282 }
7283
7284 @end
7285 /* }}} */
7286
7287 /* Section Controller {{{ */
7288 @interface SectionController : FilteredPackageListController {
7289     _H<IndirectDelegate, 1> indirect_;
7290     _H<CydiaObject> cydia_;
7291     _H<NSString> section_;
7292     std::vector< _H<CyteWebViewTableViewCell, 1> > promoted_;
7293 }
7294
7295 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7296
7297 @end
7298
7299 @implementation SectionController
7300
7301 - (NSURL *) referrerURL {
7302     NSString *name = section_;
7303     if (name == nil)
7304         name = @"all";
7305
7306     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@", UI_, [name stringByAddingPercentEscapesIncludingReserved]]];
7307 }
7308
7309 - (NSURL *) navigationURL {
7310     NSString *name = section_;
7311     if (name == nil)
7312         name = @"all";
7313
7314     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", [name stringByAddingPercentEscapesIncludingReserved]]];
7315 }
7316
7317 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7318     NSString *title;
7319     if (name == nil)
7320         title = UCLocalize("ALL_PACKAGES");
7321     else if (![name isEqual:@""])
7322         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7323     else
7324         title = UCLocalize("NO_SECTION");
7325
7326     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7327         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7328         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7329         section_ = name;
7330     } return self;
7331 }
7332
7333 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7334     return [super numberOfSectionsInTableView:list] + 1;
7335 }
7336
7337 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7338     return section == 0 ? nil : [super tableView:list titleForHeaderInSection:(section - 1)];
7339 }
7340
7341 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7342     return section == 0 ? promoted_.size() : [super tableView:list numberOfRowsInSection:(section - 1)];
7343 }
7344
7345 + (NSIndexPath *) adjustedIndexPath:(NSIndexPath *)path {
7346     return [NSIndexPath indexPathForRow:[path row] inSection:([path section] - 1)];
7347 }
7348
7349 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7350     if ([path section] != 0)
7351         return [super tableView:table cellForRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7352
7353     return promoted_[[path row]];
7354 }
7355
7356 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
7357     if ([path section] != 0)
7358         return [super tableView:table didSelectRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7359 }
7360
7361 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
7362     NSInteger section([super tableView:tableView sectionForSectionIndexTitle:title atIndex:index]);
7363     return section == 0 ? 0 : section + 1;
7364 }
7365
7366 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7367     NSURL *url([request URL]);
7368     if (url == nil)
7369         return;
7370
7371     if ([frame isEqualToString:@"_open"])
7372         [delegate_ openURL:url];
7373     else {
7374         WebFrame *frame(nil);
7375         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7376             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7377         if (frame == nil)
7378             frame = [view mainFrame];
7379
7380         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7381
7382         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7383         [controller setDelegate:delegate_];
7384         [[self navigationController] pushViewController:controller animated:YES];
7385     }
7386
7387     [listener ignore];
7388 }
7389
7390 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7391     return [CydiaWebViewController requestWithHeaders:request];
7392 }
7393
7394 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7395     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7396 }
7397
7398 - (void) loadView {
7399     [super loadView];
7400
7401     // XXX: this code is horrible. I mean, wtf Jay?
7402     if (ShowPromoted_ && [[Metadata_ objectForKey:@"ShowPromoted"] boolValue]) {
7403         promoted_.resize(1);
7404
7405         for (unsigned i(0); i != promoted_.size(); ++i) {
7406             CyteWebViewTableViewCell *promoted([CyteWebViewTableViewCell cellWithRequest:[NSURLRequest
7407                 requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sectionhead/%u/%@",
7408                     UI_, i, section_ == nil ? @"" : [section_ stringByAddingPercentEscapesIncludingReserved]]
7409                 ]]
7410
7411                 cachePolicy:NSURLRequestUseProtocolCachePolicy
7412                 timeoutInterval:120
7413             ]]);
7414
7415             [promoted setDelegate:self];
7416             promoted_[i] = promoted;
7417         }
7418     }
7419 }
7420
7421 - (void) setDelegate:(id)delegate {
7422     [super setDelegate:delegate];
7423     [cydia_ setDelegate:delegate];
7424 }
7425
7426 - (void) releaseSubviews {
7427     promoted_.clear();
7428     [super releaseSubviews];
7429 }
7430
7431 @end
7432 /* }}} */
7433 /* Sections Controller {{{ */
7434 @interface SectionsController : CyteViewController <
7435     UITableViewDataSource,
7436     UITableViewDelegate
7437 > {
7438     _transient Database *database_;
7439     _H<NSMutableArray> sections_;
7440     _H<NSMutableArray> filtered_;
7441     _H<UITableView, 2> list_;
7442 }
7443
7444 - (id) initWithDatabase:(Database *)database;
7445 - (void) editButtonClicked;
7446
7447 @end
7448
7449 @implementation SectionsController
7450
7451 - (NSURL *) navigationURL {
7452     return [NSURL URLWithString:@"cydia://sections"];
7453 }
7454
7455 - (void) updateNavigationItem {
7456     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7457     if ([sections_ count] == 0) {
7458         [[self navigationItem] setRightBarButtonItem:nil];
7459     } else {
7460         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7461             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7462             target:self
7463             action:@selector(editButtonClicked)
7464         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7465     }
7466 }
7467
7468 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7469     [super setEditing:editing animated:animated];
7470
7471     if (editing)
7472         [list_ reloadData];
7473     else
7474         [delegate_ updateData];
7475
7476     [self updateNavigationItem];
7477 }
7478
7479 - (void) viewDidAppear:(BOOL)animated {
7480     [super viewDidAppear:animated];
7481     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7482 }
7483
7484 - (void) viewWillDisappear:(BOOL)animated {
7485     [super viewWillDisappear:animated];
7486     [self setEditing:NO];
7487 }
7488
7489 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7490     Section *section = nil;
7491     int index = [indexPath row];
7492     if (![self isEditing]) {
7493         index -= 1;
7494         if (index >= 0)
7495             section = [filtered_ objectAtIndex:index];
7496     } else {
7497         section = [sections_ objectAtIndex:index];
7498     }
7499     return section;
7500 }
7501
7502 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7503     if ([self isEditing])
7504         return [sections_ count];
7505     else
7506         return [filtered_ count] + 1;
7507 }
7508
7509 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7510     return 45.0f;
7511 }*/
7512
7513 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7514     static NSString *reuseIdentifier = @"SectionCell";
7515
7516     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7517     if (cell == nil)
7518         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7519
7520     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7521
7522     return cell;
7523 }
7524
7525 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7526     if ([self isEditing])
7527         return;
7528
7529     Section *section = [self sectionAtIndexPath:indexPath];
7530
7531     SectionController *controller = [[[SectionController alloc]
7532         initWithDatabase:database_
7533         section:[section name]
7534     ] autorelease];
7535     [controller setDelegate:delegate_];
7536
7537     [[self navigationController] pushViewController:controller animated:YES];
7538 }
7539
7540 - (void) loadView {
7541     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7542     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7543     [list_ setRowHeight:45.0f];
7544     [(UITableView *) list_ setDataSource:self];
7545     [list_ setDelegate:self];
7546     [self setView:list_];
7547 }
7548
7549 - (void) viewDidLoad {
7550     [super viewDidLoad];
7551
7552     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7553 }
7554
7555 - (void) releaseSubviews {
7556     list_ = nil;
7557
7558     sections_ = nil;
7559     filtered_ = nil;
7560
7561     [super releaseSubviews];
7562 }
7563
7564 - (id) initWithDatabase:(Database *)database {
7565     if ((self = [super init]) != nil) {
7566         database_ = database;
7567     } return self;
7568 }
7569
7570 - (void) reloadData {
7571     [super reloadData];
7572
7573     NSArray *packages = [database_ packages];
7574
7575     sections_ = [NSMutableArray arrayWithCapacity:16];
7576     filtered_ = [NSMutableArray arrayWithCapacity:16];
7577
7578     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7579
7580     _trace();
7581     for (Package *package in packages) {
7582         NSString *name([package section]);
7583         NSString *key(name == nil ? @"" : name);
7584
7585         Section *section;
7586
7587         _profile(SectionsView$reloadData$Section)
7588             section = [sections objectForKey:key];
7589             if (section == nil) {
7590                 _profile(SectionsView$reloadData$Section$Allocate)
7591                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7592                     [sections setObject:section forKey:key];
7593                 _end
7594             }
7595         _end
7596
7597         [section addToCount];
7598
7599         _profile(SectionsView$reloadData$Filter)
7600             if (![package valid] || ![package visible])
7601                 continue;
7602         _end
7603
7604         [section addToRow];
7605     }
7606     _trace();
7607
7608     [sections_ addObjectsFromArray:[sections allValues]];
7609
7610     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7611
7612     for (Section *section in (id) sections_) {
7613         size_t count([section row]);
7614         if (count == 0)
7615             continue;
7616
7617         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7618         [section setCount:count];
7619         [filtered_ addObject:section];
7620     }
7621
7622     [self updateNavigationItem];
7623     [list_ reloadData];
7624     _trace();
7625 }
7626
7627 - (void) editButtonClicked {
7628     [self setEditing:![self isEditing] animated:YES];
7629 }
7630
7631 @end
7632 /* }}} */
7633
7634 /* Changes Controller {{{ */
7635 @interface ChangesController : CyteViewController <
7636     UITableViewDataSource,
7637     UITableViewDelegate
7638 > {
7639     _transient Database *database_;
7640     unsigned era_;
7641     _H<NSArray> packages_;
7642     _H<NSMutableArray> sections_;
7643     _H<UITableView, 2> list_;
7644     _H<CyteWebView, 1> dickbar_;
7645     unsigned upgrades_;
7646     _H<IndirectDelegate, 1> indirect_;
7647     _H<CydiaObject> cydia_;
7648 }
7649
7650 - (id) initWithDatabase:(Database *)database;
7651
7652 @end
7653
7654 @implementation ChangesController
7655
7656 - (NSURL *) navigationURL {
7657     return [NSURL URLWithString:@"cydia://changes"];
7658 }
7659
7660 - (void) viewDidAppear:(BOOL)animated {
7661     [super viewDidAppear:animated];
7662     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7663 }
7664
7665 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7666     NSInteger count([sections_ count]);
7667     return count == 0 ? 1 : count;
7668 }
7669
7670 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7671     if ([sections_ count] == 0)
7672         return nil;
7673     return [[sections_ objectAtIndex:section] name];
7674 }
7675
7676 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7677     if ([sections_ count] == 0)
7678         return 0;
7679     return [[sections_ objectAtIndex:section] count];
7680 }
7681
7682 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7683 @synchronized (database_) {
7684     if ([database_ era] != era_)
7685         return nil;
7686
7687     NSUInteger sectionIndex([path section]);
7688     if (sectionIndex >= [sections_ count])
7689         return nil;
7690     Section *section([sections_ objectAtIndex:sectionIndex]);
7691     NSInteger row([path row]);
7692     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7693 } }
7694
7695 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7696     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7697     if (cell == nil)
7698         cell = [[[PackageCell alloc] init] autorelease];
7699
7700     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7701     [cell setPackage:package asSummary:false];
7702     return cell;
7703 }
7704
7705 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7706     Package *package([self packageAtIndexPath:path]);
7707     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[NSString stringWithFormat:@"%@/#!/changes/", UI_]] autorelease]);
7708     [view setDelegate:delegate_];
7709     [[self navigationController] pushViewController:view animated:YES];
7710     return path;
7711 }
7712
7713 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7714     NSString *context([alert context]);
7715
7716     if ([context isEqualToString:@"norefresh"])
7717         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7718 }
7719
7720 - (void) refreshButtonClicked {
7721     if (IsReachable("cydia.saurik.com")) {
7722         [delegate_ beginUpdate];
7723         [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7724     } else {
7725         UIAlertView *alert = [[[UIAlertView alloc]
7726             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
7727             message:@"Host Unreachable" // XXX: Localize
7728             delegate:self
7729             cancelButtonTitle:UCLocalize("OK")
7730             otherButtonTitles:nil
7731         ] autorelease];
7732
7733         [alert setContext:@"norefresh"];
7734         [alert show];
7735     }
7736 }
7737
7738 - (void) upgradeButtonClicked {
7739     [delegate_ distUpgrade];
7740     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7741 }
7742
7743 - (void) loadView {
7744     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7745     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7746     [self setView:view];
7747
7748     list_ = [[[UITableView alloc] initWithFrame:[view bounds] style:UITableViewStylePlain] autorelease];
7749     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7750     [list_ setRowHeight:73];
7751     [(UITableView *) list_ setDataSource:self];
7752     [list_ setDelegate:self];
7753     [view addSubview:list_];
7754
7755     if (AprilFools_ && kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
7756         CGRect dickframe([view bounds]);
7757         dickframe.size.height = 44;
7758
7759         dickbar_ = [[[CyteWebView alloc] initWithFrame:dickframe] autorelease];
7760         [dickbar_ setDelegate:self];
7761         [view addSubview:dickbar_];
7762
7763         [dickbar_ setBackgroundColor:[UIColor clearColor]];
7764         [dickbar_ setScalesPageToFit:YES];
7765
7766         UIWebDocumentView *document([dickbar_ _documentView]);
7767         [document setBackgroundColor:[UIColor clearColor]];
7768         [document setDrawsBackground:NO];
7769
7770         WebView *webview([document webView]);
7771         [webview setShouldUpdateWhileOffscreen:NO];
7772
7773         UIScrollView *scroller([dickbar_ scrollView]);
7774         [scroller setScrollingEnabled:NO];
7775         [scroller setFixedBackgroundPattern:YES];
7776         [scroller setBackgroundColor:[UIColor clearColor]];
7777
7778         WebPreferences *preferences([webview preferences]);
7779         [preferences setCacheModel:WebCacheModelDocumentBrowser];
7780         [preferences setJavaScriptCanOpenWindowsAutomatically:YES];
7781         [preferences setOfflineWebApplicationCacheEnabled:YES];
7782
7783         [dickbar_ loadRequest:[NSURLRequest
7784             requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/dickbar/", UI_]]]
7785             cachePolicy:NSURLRequestUseProtocolCachePolicy
7786             timeoutInterval:120
7787         ]];
7788
7789         UIEdgeInsets inset = {44, 0, 0, 0};
7790         [list_ setContentInset:inset];
7791
7792         [dickbar_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
7793     }
7794 }
7795
7796 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7797     NSURL *url([request URL]);
7798     if (url == nil)
7799         return;
7800
7801     if ([frame isEqualToString:@"_open"])
7802         [delegate_ openURL:url];
7803     else {
7804         WebFrame *frame(nil);
7805         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7806             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7807         if (frame == nil)
7808             frame = [view mainFrame];
7809
7810         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7811
7812         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7813         [controller setDelegate:delegate_];
7814         [[self navigationController] pushViewController:controller animated:YES];
7815     }
7816
7817     [listener ignore];
7818 }
7819
7820 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7821     return [CydiaWebViewController requestWithHeaders:request];
7822 }
7823
7824 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7825     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7826 }
7827
7828 - (void) setDelegate:(id)delegate {
7829     [super setDelegate:delegate];
7830     [cydia_ setDelegate:delegate];
7831 }
7832
7833 - (void) viewDidLoad {
7834     [super viewDidLoad];
7835
7836     [[self navigationItem] setTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES"))];
7837 }
7838
7839 - (void) releaseSubviews {
7840     list_ = nil;
7841
7842     packages_ = nil;
7843     sections_ = nil;
7844     dickbar_ = nil;
7845
7846     [super releaseSubviews];
7847 }
7848
7849 - (id) initWithDatabase:(Database *)database {
7850     if ((self = [super init]) != nil) {
7851         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7852         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7853         database_ = database;
7854     } return self;
7855 }
7856
7857 - (NSMutableArray *) _reloadPackages {
7858 @synchronized (database_) {
7859     era_ = [database_ era];
7860     NSArray *packages([database_ packages]);
7861
7862     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7863
7864     _trace();
7865     _profile(ChangesController$_reloadPackages$Filter)
7866         for (Package *package in packages)
7867             if ([package upgradableAndEssential:YES] || [package visible])
7868                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7869     _end
7870     _trace();
7871     _profile(ChangesController$_reloadPackages$radixSort)
7872         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7873     _end
7874     _trace();
7875
7876     return filtered;
7877 } }
7878
7879 - (void) _reloadData {
7880     NSArray *packages;
7881
7882   reload:
7883     if (true) {
7884         UIProgressHUD *hud([delegate_ addProgressHUD]);
7885         [hud setText:UCLocalize("LOADING")];
7886         //NSLog(@"HUD:%@::%@", delegate_, hud);
7887         packages = [self yieldToSelector:@selector(_reloadPackages)];
7888         [delegate_ removeProgressHUD:hud];
7889     } else {
7890         packages = [self _reloadPackages];
7891     }
7892
7893 @synchronized (database_) {
7894     if (era_ != [database_ era])
7895         goto reload;
7896
7897     packages_ = packages;
7898     sections_ = [NSMutableArray arrayWithCapacity:16];
7899
7900     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7901     Section *ignored = nil;
7902     Section *section = nil;
7903     time_t last = 0;
7904
7905     upgrades_ = 0;
7906     bool unseens = false;
7907
7908     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7909
7910     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7911         Package *package = [packages_ objectAtIndex:offset];
7912
7913         BOOL uae = [package upgradableAndEssential:YES];
7914
7915         if (!uae) {
7916             unseens = true;
7917             time_t seen([package seen]);
7918
7919             if (section == nil || last != seen) {
7920                 last = seen;
7921
7922                 NSString *name;
7923                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7924                 [name autorelease];
7925
7926                 _profile(ChangesController$reloadData$Allocate)
7927                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7928                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7929                     [sections_ addObject:section];
7930                 _end
7931             }
7932
7933             [section addToCount];
7934         } else if ([package ignored]) {
7935             if (ignored == nil) {
7936                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7937             }
7938             [ignored addToCount];
7939         } else {
7940             ++upgrades_;
7941             [upgradable addToCount];
7942         }
7943     }
7944     _trace();
7945
7946     CFRelease(formatter);
7947
7948     if (unseens) {
7949         Section *last = [sections_ lastObject];
7950         size_t count = [last count];
7951         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7952         [sections_ removeLastObject];
7953     }
7954
7955     if ([ignored count] != 0)
7956         [sections_ insertObject:ignored atIndex:0];
7957     if (upgrades_ != 0)
7958         [sections_ insertObject:upgradable atIndex:0];
7959
7960     [list_ reloadData];
7961
7962     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7963         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7964         style:UIBarButtonItemStylePlain
7965         target:self
7966         action:@selector(upgradeButtonClicked)
7967     ] autorelease]) animated:YES];
7968
7969     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7970         initWithTitle:UCLocalize("REFRESH")
7971         style:UIBarButtonItemStylePlain
7972         target:self
7973         action:@selector(refreshButtonClicked)
7974     ] autorelease]) animated:YES];
7975
7976     PrintTimes();
7977 } }
7978
7979 - (void) reloadData {
7980     [super reloadData];
7981     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7982 }
7983
7984 @end
7985 /* }}} */
7986 /* Search Controller {{{ */
7987 @interface SearchController : FilteredPackageListController <
7988     UISearchBarDelegate
7989 > {
7990     _H<UISearchBar, 1> search_;
7991     BOOL searchloaded_;
7992 }
7993
7994 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7995 - (void) reloadData;
7996
7997 @end
7998
7999 @implementation SearchController
8000
8001 - (NSURL *) referrerURL {
8002     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
8003 }
8004
8005 - (NSURL *) navigationURL {
8006     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
8007         return [NSURL URLWithString:@"cydia://search"];
8008     else
8009         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
8010 }
8011
8012 - (NSArray *) termsForQuery:(NSString *)query {
8013     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
8014     for (NSString *component in [query componentsSeparatedByString:@" "])
8015         if ([component length] != 0)
8016             [terms addObject:component];
8017
8018     return terms;
8019 }
8020
8021 - (void) useSearch {
8022     [self setObject:[self termsForQuery:[search_ text]] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
8023     [self clearData];
8024     [self reloadData];
8025 }
8026
8027 - (void) viewWillAppear:(BOOL)animated {
8028     [super viewWillAppear:animated];
8029
8030     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
8031         [self useSearch];
8032 }
8033
8034 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
8035     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8036     [self clearData];
8037     [self reloadData];
8038 }
8039
8040 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
8041     [search_ resignFirstResponder];
8042     [self useSearch];
8043 }
8044
8045 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
8046     [search_ setText:@""];
8047     [self searchBarButtonClicked:searchBar];
8048 }
8049
8050 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
8051     [self searchBarButtonClicked:searchBar];
8052 }
8053
8054 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
8055     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8056     [self reloadData];
8057 }
8058
8059 - (bool) shouldYield {
8060     return YES;
8061 }
8062
8063 - (bool) shouldBlock {
8064     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
8065 }
8066
8067 - (bool) isSummarized {
8068     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
8069 }
8070
8071 - (bool) showsSections {
8072     return false;
8073 }
8074
8075 - (NSMutableArray *) _reloadPackages {
8076     NSMutableArray *packages([super _reloadPackages]);
8077     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8078         [packages radixSortUsingSelector:@selector(rank)];
8079     return packages;
8080 }
8081
8082 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
8083     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[self termsForQuery:query]])) {
8084         search_ = [[[UISearchBar alloc] init] autorelease];
8085         [search_ setDelegate:self];
8086
8087         if (query != nil)
8088             [search_ setText:query];
8089     } return self;
8090 }
8091
8092 - (void) viewDidAppear:(BOOL)animated {
8093     [super viewDidAppear:animated];
8094
8095     if (!searchloaded_) {
8096         searchloaded_ = YES;
8097         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
8098         [search_ layoutSubviews];
8099         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
8100
8101         UITextField *textField;
8102         if ([search_ respondsToSelector:@selector(searchField)])
8103             textField = [search_ searchField];
8104         else
8105             textField = MSHookIvar<UITextField *>(search_, "_searchField");
8106
8107         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8108         [textField setEnablesReturnKeyAutomatically:NO];
8109         [[self navigationItem] setTitleView:textField];
8110     }
8111 }
8112
8113 - (void) reloadData {
8114     id object([search_ text]);
8115     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8116         object = [self termsForQuery:object];
8117
8118     [self setObject:object];
8119     [self resetCursor];
8120
8121     [super reloadData];
8122 }
8123
8124 - (void) didSelectPackage:(Package *)package {
8125     [search_ resignFirstResponder];
8126     [super didSelectPackage:package];
8127 }
8128
8129 @end
8130 /* }}} */
8131 /* Package Settings Controller {{{ */
8132 @interface PackageSettingsController : CyteViewController <
8133     UITableViewDataSource,
8134     UITableViewDelegate
8135 > {
8136     _transient Database *database_;
8137     _H<NSString> name_;
8138     _H<Package> package_;
8139     _H<UITableView, 2> table_;
8140     _H<UISwitch> subscribedSwitch_;
8141     _H<UISwitch> ignoredSwitch_;
8142     _H<UITableViewCell> subscribedCell_;
8143     _H<UITableViewCell> ignoredCell_;
8144 }
8145
8146 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
8147
8148 @end
8149
8150 @implementation PackageSettingsController
8151
8152 - (NSURL *) navigationURL {
8153     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
8154 }
8155
8156 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8157     if (package_ == nil)
8158         return 0;
8159
8160     if ([package_ installed] == nil)
8161         return 1;
8162     else
8163         return 2;
8164 }
8165
8166 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8167     if (package_ == nil)
8168         return 0;
8169
8170     // both sections contain just one item right now.
8171     return 1;
8172 }
8173
8174 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8175     return nil;
8176 }
8177
8178 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8179     if (section == 0)
8180         return UCLocalize("SHOW_ALL_CHANGES_EX");
8181     else
8182         return UCLocalize("IGNORE_UPGRADES_EX");
8183 }
8184
8185 - (void) onSubscribed:(id)control {
8186     bool value([control isOn]);
8187     if (package_ == nil)
8188         return;
8189     if ([package_ setSubscribed:value])
8190         [delegate_ updateData];
8191 }
8192
8193 - (void) _updateIgnored {
8194     const char *package([name_ UTF8String]);
8195     bool on([ignoredSwitch_ isOn]);
8196
8197     pid_t pid(ExecFork());
8198     if (pid == 0) {
8199         FILE *dpkg(popen("dpkg --set-selections", "w"));
8200         fwrite(package, strlen(package), 1, dpkg);
8201
8202         if (on)
8203             fwrite(" hold\n", 6, 1, dpkg);
8204         else
8205             fwrite(" install\n", 9, 1, dpkg);
8206
8207         pclose(dpkg);
8208
8209         exit(0);
8210         _assert(false);
8211     }
8212
8213     ReapZombie(pid);
8214 }
8215
8216 - (void) onIgnored:(id)control {
8217     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8218     [invocation setTarget:self];
8219     [invocation setSelector:@selector(_updateIgnored)];
8220
8221     [delegate_ reloadDataWithInvocation:invocation];
8222 }
8223
8224 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8225     if (package_ == nil)
8226         return nil;
8227
8228     switch ([indexPath section]) {
8229         case 0: return subscribedCell_;
8230         case 1: return ignoredCell_;
8231
8232         _nodefault
8233     }
8234
8235     return nil;
8236 }
8237
8238 - (void) loadView {
8239     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8240     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8241     [self setView:view];
8242
8243     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8244     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8245     [(UITableView *) table_ setDataSource:self];
8246     [table_ setDelegate:self];
8247     [view addSubview:table_];
8248
8249     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8250     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8251     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8252
8253     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8254     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8255     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8256
8257     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8258     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8259     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8260     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8261
8262     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8263     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8264     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8265     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8266 }
8267
8268 - (void) viewDidLoad {
8269     [super viewDidLoad];
8270
8271     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8272 }
8273
8274 - (void) releaseSubviews {
8275     ignoredCell_ = nil;
8276     subscribedCell_ = nil;
8277     table_ = nil;
8278     ignoredSwitch_ = nil;
8279     subscribedSwitch_ = nil;
8280
8281     [super releaseSubviews];
8282 }
8283
8284 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8285     if ((self = [super init]) != nil) {
8286         database_ = database;
8287         name_ = package;
8288     } return self;
8289 }
8290
8291 - (void) reloadData {
8292     [super reloadData];
8293
8294     package_ = [database_ packageWithName:name_];
8295
8296     if (package_ != nil) {
8297         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8298         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8299     } // XXX: what now, G?
8300
8301     [table_ reloadData];
8302 }
8303
8304 @end
8305 /* }}} */
8306
8307 /* Installed Controller {{{ */
8308 @interface InstalledController : FilteredPackageListController {
8309     BOOL expert_;
8310 }
8311
8312 - (id) initWithDatabase:(Database *)database;
8313
8314 - (void) updateRoleButton;
8315 - (void) queueStatusDidChange;
8316
8317 @end
8318
8319 @implementation InstalledController
8320
8321 - (NSURL *) referrerURL {
8322     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8323 }
8324
8325 - (NSURL *) navigationURL {
8326     return [NSURL URLWithString:@"cydia://installed"];
8327 }
8328
8329 - (id) initWithDatabase:(Database *)database {
8330     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8331         [self updateRoleButton];
8332         [self queueStatusDidChange];
8333     } return self;
8334 }
8335
8336 #if !AlwaysReload
8337 - (void) queueButtonClicked {
8338     [delegate_ queue];
8339 }
8340 #endif
8341
8342 - (void) queueStatusDidChange {
8343 #if !AlwaysReload
8344     if (IsWildcat_) {
8345         if (Queuing_) {
8346             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8347                 initWithTitle:UCLocalize("QUEUE")
8348                 style:UIBarButtonItemStyleDone
8349                 target:self
8350                 action:@selector(queueButtonClicked)
8351             ] autorelease]];
8352         } else {
8353             [[self navigationItem] setLeftBarButtonItem:nil];
8354         }
8355     }
8356 #endif
8357 }
8358
8359 - (void) updateRoleButton {
8360     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8361         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8362             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8363             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8364             target:self
8365             action:@selector(roleButtonClicked)
8366         ] autorelease]];
8367 }
8368
8369 - (void) roleButtonClicked {
8370     [self setObject:[NSNumber numberWithBool:expert_]];
8371     [self reloadData];
8372     expert_ = !expert_;
8373
8374     [self updateRoleButton];
8375 }
8376
8377 @end
8378 /* }}} */
8379
8380 /* Source Cell {{{ */
8381 @interface SourceCell : CyteTableViewCell <
8382     CyteTableViewCellDelegate
8383 > {
8384     _H<NSURL> url_;
8385     _H<UIImage> icon_;
8386     _H<NSString> origin_;
8387     _H<NSString> label_;
8388 }
8389
8390 - (void) setSource:(Source *)source;
8391
8392 @end
8393
8394 @implementation SourceCell
8395
8396 - (void) _setImage:(NSArray *)data {
8397     if ([url_ isEqual:[data objectAtIndex:0]]) {
8398         icon_ = [data objectAtIndex:1];
8399         [content_ setNeedsDisplay];
8400     }
8401 }
8402
8403 - (void) _setSource:(NSURL *) url {
8404     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8405
8406     if (NSData *data = [NSURLConnection
8407         sendSynchronousRequest:[NSURLRequest
8408             requestWithURL:url
8409             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8410             //timeoutInterval:5
8411         ]
8412
8413         returningResponse:NULL
8414         error:NULL
8415     ])
8416         if (UIImage *image = [UIImage imageWithData:data])
8417             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8418
8419     [pool release];
8420 }
8421
8422 - (void) setSource:(Source *)source {
8423     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8424
8425     origin_ = [source name];
8426     label_ = [source rooturi];
8427
8428     [content_ setNeedsDisplay];
8429
8430     url_ = [source iconURL];
8431     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8432 }
8433
8434 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8435     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8436         UIView *content([self contentView]);
8437         CGRect bounds([content bounds]);
8438
8439         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8440         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8441         [content_ setBackgroundColor:[UIColor whiteColor]];
8442         [content addSubview:content_];
8443
8444         [content_ setDelegate:self];
8445         [content_ setOpaque:YES];
8446
8447         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8448     } return self;
8449 }
8450
8451 - (NSString *) accessibilityLabel {
8452     return label_;
8453 }
8454
8455 - (void) drawContentRect:(CGRect)rect {
8456     bool highlighted(highlighted_);
8457     float width(rect.size.width);
8458
8459     if (icon_ != nil) {
8460         CGRect rect;
8461         rect.size = [(UIImage *) icon_ size];
8462
8463         while (rect.size.width > 32 || rect.size.height > 32) {
8464             rect.size.width /= 2;
8465             rect.size.height /= 2;
8466         }
8467
8468         rect.origin.x = 25 - rect.size.width / 2;
8469         rect.origin.y = 25 - rect.size.height / 2;
8470
8471         [icon_ drawInRect:rect];
8472     }
8473
8474     if (highlighted)
8475         UISetColor(White_);
8476
8477     if (!highlighted)
8478         UISetColor(Black_);
8479     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8480
8481     if (!highlighted)
8482         UISetColor(Gray_);
8483     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8484 }
8485
8486 @end
8487 /* }}} */
8488 /* Source Controller {{{ */
8489 @interface SourceController : FilteredPackageListController {
8490     _transient Source *source_;
8491     _H<NSString> key_;
8492 }
8493
8494 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8495
8496 @end
8497
8498 @implementation SourceController
8499
8500 - (NSURL *) referrerURL {
8501     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sources/%@", UI_, [key_ stringByAddingPercentEscapesIncludingReserved]]];
8502 }
8503
8504 - (NSURL *) navigationURL {
8505     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8506 }
8507
8508 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8509     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8510         source_ = source;
8511         key_ = [source key];
8512     } return self;
8513 }
8514
8515 - (void) reloadData {
8516     source_ = [database_ sourceWithKey:key_];
8517     key_ = [source_ key];
8518     [self setObject:source_];
8519
8520     [[self navigationItem] setTitle:[source_ label]];
8521
8522     [super reloadData];
8523 }
8524
8525 @end
8526 /* }}} */
8527 /* Sources Controller {{{ */
8528 @interface SourcesController : CyteViewController <
8529     UITableViewDataSource,
8530     UITableViewDelegate
8531 > {
8532     _transient Database *database_;
8533     unsigned era_;
8534
8535     _H<UITableView, 2> list_;
8536     _H<NSMutableArray> sources_;
8537     int offset_;
8538
8539     _H<NSString> href_;
8540     _H<UIProgressHUD> hud_;
8541     _H<NSError> error_;
8542
8543     //NSURLConnection *installer_;
8544     NSURLConnection *trivial_;
8545     NSURLConnection *trivial_bz2_;
8546     NSURLConnection *trivial_gz_;
8547     //NSURLConnection *automatic_;
8548
8549     BOOL cydia_;
8550 }
8551
8552 - (id) initWithDatabase:(Database *)database;
8553 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8554
8555 @end
8556
8557 @implementation SourcesController
8558
8559 - (void) _releaseConnection:(NSURLConnection *)connection {
8560     if (connection != nil) {
8561         [connection cancel];
8562         //[connection setDelegate:nil];
8563         [connection release];
8564     }
8565 }
8566
8567 - (void) dealloc {
8568     //[self _releaseConnection:installer_];
8569     [self _releaseConnection:trivial_];
8570     [self _releaseConnection:trivial_gz_];
8571     [self _releaseConnection:trivial_bz2_];
8572     //[self _releaseConnection:automatic_];
8573
8574     [super dealloc];
8575 }
8576
8577 - (NSURL *) navigationURL {
8578     return [NSURL URLWithString:@"cydia://sources"];
8579 }
8580
8581 - (void) viewDidAppear:(BOOL)animated {
8582     [super viewDidAppear:animated];
8583     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8584 }
8585
8586 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8587     return 1;
8588 }
8589
8590 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8591     return nil;
8592 }
8593
8594 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8595     return [sources_ count];
8596 }
8597
8598 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8599 @synchronized (database_) {
8600     if ([database_ era] != era_)
8601         return nil;
8602
8603     return [sources_ objectAtIndex:[indexPath row]];
8604 } }
8605
8606 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8607     static NSString *cellIdentifier = @"SourceCell";
8608
8609     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8610     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8611     [cell setSource:[self sourceAtIndexPath:indexPath]];
8612     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8613
8614     return cell;
8615 }
8616
8617 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8618     Source *source = [self sourceAtIndexPath:indexPath];
8619
8620     SourceController *controller = [[[SourceController alloc]
8621         initWithDatabase:database_
8622         source:source
8623     ] autorelease];
8624
8625     [controller setDelegate:delegate_];
8626
8627     [[self navigationController] pushViewController:controller animated:YES];
8628 }
8629
8630 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8631     Source *source = [self sourceAtIndexPath:indexPath];
8632     return [source record] != nil;
8633 }
8634
8635 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8636     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8637         Source *source = [self sourceAtIndexPath:indexPath];
8638         [Sources_ removeObjectForKey:[source key]];
8639         [delegate_ syncData];
8640     }
8641 }
8642
8643 - (void) complete {
8644     [delegate_ addTrivialSource:href_];
8645     href_ = nil;
8646
8647     [delegate_ syncData];
8648 }
8649
8650 - (NSString *) getWarning {
8651     NSString *href(href_);
8652     NSRange colon([href rangeOfString:@"://"]);
8653     if (colon.location != NSNotFound)
8654         href = [href substringFromIndex:(colon.location + 3)];
8655     href = [href stringByAddingPercentEscapes];
8656     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8657
8658     NSURL *url([NSURL URLWithString:href]);
8659
8660     NSStringEncoding encoding;
8661     NSError *error(nil);
8662
8663     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8664         return [warning length] == 0 ? nil : warning;
8665     return nil;
8666 }
8667
8668 - (void) _endConnection:(NSURLConnection *)connection {
8669     // XXX: the memory management in this method is horribly awkward
8670
8671     NSURLConnection **field = NULL;
8672     if (connection == trivial_)
8673         field = &trivial_;
8674     else if (connection == trivial_bz2_)
8675         field = &trivial_bz2_;
8676     else if (connection == trivial_gz_)
8677         field = &trivial_gz_;
8678     _assert(field != NULL);
8679     [connection release];
8680     *field = nil;
8681
8682     if (
8683         trivial_ == nil &&
8684         trivial_bz2_ == nil &&
8685         trivial_gz_ == nil
8686     ) {
8687         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8688
8689         [delegate_ releaseNetworkActivityIndicator];
8690
8691         [delegate_ removeProgressHUD:hud_];
8692         hud_ = nil;
8693
8694         if (cydia_) {
8695             if (warning != nil) {
8696                 UIAlertView *alert = [[[UIAlertView alloc]
8697                     initWithTitle:UCLocalize("SOURCE_WARNING")
8698                     message:warning
8699                     delegate:self
8700                     cancelButtonTitle:UCLocalize("CANCEL")
8701                     otherButtonTitles:
8702                         UCLocalize("ADD_ANYWAY"),
8703                     nil
8704                 ] autorelease];
8705
8706                 [alert setContext:@"warning"];
8707                 [alert setNumberOfRows:1];
8708                 [alert show];
8709
8710                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8711                 error_ = nil;
8712                 return;
8713             }
8714
8715             [self complete];
8716         } else if (error_ != nil) {
8717             UIAlertView *alert = [[[UIAlertView alloc]
8718                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8719                 message:[error_ localizedDescription]
8720                 delegate:self
8721                 cancelButtonTitle:UCLocalize("OK")
8722                 otherButtonTitles:nil
8723             ] autorelease];
8724
8725             [alert setContext:@"urlerror"];
8726             [alert show];
8727
8728             href_ = nil;
8729         } else {
8730             UIAlertView *alert = [[[UIAlertView alloc]
8731                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8732                 message:UCLocalize("NOT_REPOSITORY_EX")
8733                 delegate:self
8734                 cancelButtonTitle:UCLocalize("OK")
8735                 otherButtonTitles:nil
8736             ] autorelease];
8737
8738             [alert setContext:@"trivial"];
8739             [alert show];
8740
8741             href_ = nil;
8742         }
8743
8744         error_ = nil;
8745     }
8746 }
8747
8748 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8749     switch ([response statusCode]) {
8750         case 200:
8751             cydia_ = YES;
8752     }
8753 }
8754
8755 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8756     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8757     error_ = error;
8758     [self _endConnection:connection];
8759 }
8760
8761 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8762     [self _endConnection:connection];
8763 }
8764
8765 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8766     NSURL *url([NSURL URLWithString:href]);
8767
8768     NSMutableURLRequest *request = [NSMutableURLRequest
8769         requestWithURL:url
8770         cachePolicy:NSURLRequestUseProtocolCachePolicy
8771         timeoutInterval:120.0
8772     ];
8773
8774     [request setHTTPMethod:method];
8775
8776     if (Machine_ != NULL)
8777         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8778
8779     if ([url isCydiaSecure]) {
8780         if (UniqueID_ != nil) {
8781             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8782             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8783         }
8784     }
8785
8786     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8787 }
8788
8789 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8790     NSString *context([alert context]);
8791
8792     if ([context isEqualToString:@"source"]) {
8793         switch (button) {
8794             case 1: {
8795                 NSString *href = [[alert textField] text];
8796
8797                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8798
8799                 if (![href hasSuffix:@"/"])
8800                     href_ = [href stringByAppendingString:@"/"];
8801                 else
8802                     href_ = href;
8803
8804                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8805                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8806                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8807                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8808
8809                 cydia_ = false;
8810
8811                 // XXX: this is stupid
8812                 hud_ = [delegate_ addProgressHUD];
8813                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8814                 [delegate_ retainNetworkActivityIndicator];
8815             } break;
8816
8817             case 0:
8818             break;
8819
8820             _nodefault
8821         }
8822
8823         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8824     } else if ([context isEqualToString:@"trivial"])
8825         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8826     else if ([context isEqualToString:@"urlerror"])
8827         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8828     else if ([context isEqualToString:@"warning"]) {
8829         switch (button) {
8830             case 1:
8831                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8832             break;
8833
8834             case 0:
8835             break;
8836
8837             _nodefault
8838         }
8839
8840         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8841     }
8842 }
8843
8844 - (void) loadView {
8845     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8846     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8847     [list_ setRowHeight:53];
8848     [(UITableView *) list_ setDataSource:self];
8849     [list_ setDelegate:self];
8850     [self setView:list_];
8851 }
8852
8853 - (void) viewDidLoad {
8854     [super viewDidLoad];
8855
8856     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8857     [self updateButtonsForEditingStatusAnimated:NO];
8858 }
8859
8860 - (void) viewWillDisappear:(BOOL)animated {
8861     [super viewWillAppear:animated];
8862
8863     [list_ setEditing:NO];
8864     [self updateButtonsForEditingStatusAnimated:NO];
8865 }
8866
8867 - (void) releaseSubviews {
8868     list_ = nil;
8869
8870     sources_ = nil;
8871
8872     [super releaseSubviews];
8873 }
8874
8875 - (id) initWithDatabase:(Database *)database {
8876     if ((self = [super init]) != nil) {
8877         database_ = database;
8878     } return self;
8879 }
8880
8881 - (void) reloadData {
8882     [super reloadData];
8883
8884 @synchronized (database_) {
8885     era_ = [database_ era];
8886
8887     pkgSourceList list;
8888     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8889         return;
8890
8891     sources_ = [NSMutableArray arrayWithCapacity:16];
8892     [sources_ addObjectsFromArray:[database_ sources]];
8893     _trace();
8894     [sources_ sortUsingSelector:@selector(compareByName:)];
8895     _trace();
8896
8897     int count([sources_ count]);
8898     offset_ = 0;
8899     for (int i = 0; i != count; i++) {
8900         if ([[sources_ objectAtIndex:i] record] == nil)
8901             break;
8902         offset_++;
8903     }
8904
8905     [list_ reloadData];
8906 } }
8907
8908 - (void) showAddSourcePrompt {
8909     UIAlertView *alert = [[[UIAlertView alloc]
8910         initWithTitle:UCLocalize("ENTER_APT_URL")
8911         message:nil
8912         delegate:self
8913         cancelButtonTitle:UCLocalize("CANCEL")
8914         otherButtonTitles:
8915             UCLocalize("ADD_SOURCE"),
8916         nil
8917     ] autorelease];
8918
8919     [alert setContext:@"source"];
8920
8921     [alert setNumberOfRows:1];
8922     [alert addTextFieldWithValue:@"http://" label:@""];
8923
8924     UITextInputTraits *traits = [[alert textField] textInputTraits];
8925     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8926     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8927     [traits setKeyboardType:UIKeyboardTypeURL];
8928     // XXX: UIReturnKeyDone
8929     [traits setReturnKeyType:UIReturnKeyNext];
8930
8931     [alert show];
8932 }
8933
8934 - (void) addButtonClicked {
8935     [self showAddSourcePrompt];
8936 }
8937
8938 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8939     BOOL editing([list_ isEditing]);
8940
8941     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8942         initWithTitle:UCLocalize("ADD")
8943         style:UIBarButtonItemStylePlain
8944         target:self
8945         action:@selector(addButtonClicked)
8946     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8947
8948     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8949         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8950         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8951         target:self
8952         action:@selector(editButtonClicked)
8953     ] autorelease] animated:animated];
8954
8955     if (IsWildcat_ && !editing)
8956         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8957             initWithTitle:UCLocalize("SETTINGS")
8958             style:UIBarButtonItemStylePlain
8959             target:self
8960             action:@selector(settingsButtonClicked)
8961         ] autorelease]];
8962 }
8963
8964 - (void) settingsButtonClicked {
8965     [delegate_ showSettings];
8966 }
8967
8968 - (void) editButtonClicked {
8969     [list_ setEditing:![list_ isEditing] animated:YES];
8970     [self updateButtonsForEditingStatusAnimated:YES];
8971 }
8972
8973 @end
8974 /* }}} */
8975
8976 /* Settings Controller {{{ */
8977 @interface SettingsController : CyteViewController <
8978     UITableViewDataSource,
8979     UITableViewDelegate
8980 > {
8981     _transient Database *database_;
8982     // XXX: ok, "roledelegate_"?...
8983     _transient id roledelegate_;
8984     _H<UITableView, 2> table_;
8985     _H<UISegmentedControl> segment_;
8986     _H<UIView> container_;
8987 }
8988
8989 - (void) showDoneButton;
8990 - (void) resizeSegmentedControl;
8991
8992 @end
8993
8994 @implementation SettingsController
8995
8996 - (void) loadView {
8997     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
8998     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8999     [table_ setDelegate:self];
9000     [(UITableView *) table_ setDataSource:self];
9001     [self setView:table_];
9002
9003     NSArray *items = [NSArray arrayWithObjects:
9004         UCLocalize("USER"),
9005         UCLocalize("HACKER"),
9006         UCLocalize("DEVELOPER"),
9007     nil];
9008     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
9009     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
9010     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
9011     [container_ addSubview:segment_];
9012 }
9013
9014 - (void) viewDidLoad {
9015     [super viewDidLoad];
9016
9017     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
9018
9019     int index = -1;
9020     if ([Role_ isEqualToString:@"User"]) index = 0;
9021     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
9022     if ([Role_ isEqualToString:@"Developer"]) index = 2;
9023     if (index != -1) {
9024         [segment_ setSelectedSegmentIndex:index];
9025         [self showDoneButton];
9026     }
9027
9028     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
9029     [self resizeSegmentedControl];
9030 }
9031
9032 - (void) releaseSubviews {
9033     table_ = nil;
9034     segment_ = nil;
9035     container_ = nil;
9036
9037     [super releaseSubviews];
9038 }
9039
9040 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
9041     if ((self = [super init]) != nil) {
9042         database_ = database;
9043         roledelegate_ = delegate;
9044     } return self;
9045 }
9046
9047 - (void) resizeSegmentedControl {
9048     CGFloat width = [[self view] frame].size.width;
9049     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
9050 }
9051
9052 - (void) viewWillAppear:(BOOL)animated {
9053     [super viewWillAppear:animated];
9054
9055     [self resizeSegmentedControl];
9056 }
9057
9058 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
9059     [self resizeSegmentedControl];
9060 }
9061
9062 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
9063     [self resizeSegmentedControl];
9064 }
9065
9066 - (void) save {
9067     NSString *role(nil);
9068
9069     switch ([segment_ selectedSegmentIndex]) {
9070         case 0: role = @"User"; break;
9071         case 1: role = @"Hacker"; break;
9072         case 2: role = @"Developer"; break;
9073
9074         _nodefault
9075     }
9076
9077     if (![role isEqualToString:Role_]) {
9078         bool rolling(Role_ == nil);
9079         Role_ = role;
9080
9081         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
9082             Role_, @"Role",
9083         nil];
9084
9085         [Metadata_ setObject:Settings_ forKey:@"Settings"];
9086         Changed_ = true;
9087
9088         if (rolling)
9089             [roledelegate_ loadData];
9090         else
9091             [roledelegate_ updateData];
9092     }
9093 }
9094
9095 - (void) segmentChanged:(UISegmentedControl *)control {
9096     [self showDoneButton];
9097 }
9098
9099 - (void) saveAndClose {
9100     [self save];
9101
9102     [[self navigationItem] setRightBarButtonItem:nil];
9103     [[self navigationController] dismissModalViewControllerAnimated:YES];
9104 }
9105
9106 - (void) doneButtonClicked {
9107     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
9108     [spinner startAnimating];
9109     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
9110     [[self navigationItem] setRightBarButtonItem:spinItem];
9111
9112     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
9113 }
9114
9115 - (void) showDoneButton {
9116     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
9117         initWithTitle:UCLocalize("DONE")
9118         style:UIBarButtonItemStyleDone
9119         target:self
9120         action:@selector(doneButtonClicked)
9121     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
9122 }
9123
9124 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
9125     // XXX: For not having a single cell in the table, this sure is a lot of sections.
9126     return 6;
9127 }
9128
9129 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
9130     return 0; // :(
9131 }
9132
9133 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
9134     return nil; // This method is required by the protocol.
9135 }
9136
9137 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
9138     if (section == 1)
9139         return UCLocalize("ROLE_EX");
9140     if (section == 4)
9141         return [NSString stringWithFormat:
9142             @"%@: %@\n%@: %@\n%@: %@",
9143             UCLocalize("USER"), UCLocalize("USER_EX"),
9144             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
9145             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
9146         ];
9147     else return nil;
9148 }
9149
9150 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
9151     return section == 3 ? 44.0f : 0;
9152 }
9153
9154 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
9155     return section == 3 ? container_ : nil;
9156 }
9157
9158 - (void) reloadData {
9159     [super reloadData];
9160
9161     [table_ reloadData];
9162 }
9163
9164 @end
9165 /* }}} */
9166 /* Stash Controller {{{ */
9167 @interface StashController : CyteViewController {
9168     _H<UIActivityIndicatorView> spinner_;
9169     _H<UILabel> status_;
9170     _H<UILabel> caption_;
9171 }
9172
9173 @end
9174
9175 @implementation StashController
9176
9177 - (void) loadView {
9178     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
9179     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
9180     [self setView:view];
9181
9182     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
9183
9184     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
9185     CGRect spinrect = [spinner_ frame];
9186     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
9187     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
9188     [spinner_ setFrame:spinrect];
9189     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
9190     [view addSubview:spinner_];
9191     [spinner_ startAnimating];
9192
9193     CGRect captrect;
9194     captrect.size.width = [[self view] frame].size.width;
9195     captrect.size.height = 40.0f;
9196     captrect.origin.x = 0;
9197     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
9198     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
9199     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
9200     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9201     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
9202     [caption_ setTextColor:[UIColor whiteColor]];
9203     [caption_ setBackgroundColor:[UIColor clearColor]];
9204     [caption_ setShadowColor:[UIColor blackColor]];
9205     [caption_ setTextAlignment:UITextAlignmentCenter];
9206     [view addSubview:caption_];
9207
9208     CGRect statusrect;
9209     statusrect.size.width = [[self view] frame].size.width;
9210     statusrect.size.height = 30.0f;
9211     statusrect.origin.x = 0;
9212     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
9213     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
9214     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9215     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
9216     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
9217     [status_ setTextColor:[UIColor whiteColor]];
9218     [status_ setBackgroundColor:[UIColor clearColor]];
9219     [status_ setShadowColor:[UIColor blackColor]];
9220     [status_ setTextAlignment:UITextAlignmentCenter];
9221     [view addSubview:status_];
9222 }
9223
9224 - (void) releaseSubviews {
9225     spinner_ = nil;
9226     status_ = nil;
9227     caption_ = nil;
9228
9229     [super releaseSubviews];
9230 }
9231
9232 @end
9233 /* }}} */
9234
9235 @interface CYURLCache : SDURLCache {
9236 }
9237
9238 @end
9239
9240 @implementation CYURLCache
9241
9242 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
9243 #if !ForRelease
9244     if (false);
9245     else if ([event isEqualToString:@"no-cache"])
9246         event = @"!!!";
9247     else if ([event isEqualToString:@"store"])
9248         event = @">>>";
9249     else if ([event isEqualToString:@"invalid"])
9250         event = @"???";
9251     else if ([event isEqualToString:@"memory"])
9252         event = @"mem";
9253     else if ([event isEqualToString:@"disk"])
9254         event = @"ssd";
9255     else if ([event isEqualToString:@"miss"])
9256         event = @"---";
9257
9258     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
9259 #endif
9260 }
9261
9262 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
9263     if (NSURLResponse *response = [cached response])
9264         if (NSString *mime = [response MIMEType])
9265             if ([mime isEqualToString:@"text/cache-manifest"]) {
9266                 NSURL *url([response URL]);
9267
9268 #if !ForRelease
9269                 NSLog(@"###: %@", [url absoluteString]);
9270 #endif
9271
9272                 @synchronized (HostConfig_) {
9273                     [CachedURLs_ addObject:url];
9274                 }
9275             }
9276
9277     [super storeCachedResponse:cached forRequest:request];
9278 }
9279
9280 @end
9281
9282 @interface Cydia : UIApplication <
9283     ConfirmationControllerDelegate,
9284     DatabaseDelegate,
9285     CydiaDelegate,
9286     UINavigationControllerDelegate,
9287     UITabBarControllerDelegate
9288 > {
9289     _H<UIWindow> window_;
9290     _H<CYTabBarController> tabbar_;
9291     _H<CydiaLoadingViewController> emulated_;
9292
9293     _H<NSMutableArray> essential_;
9294     _H<NSMutableArray> broken_;
9295
9296     Database *database_;
9297
9298     _H<NSURL> starturl_;
9299
9300     unsigned locked_;
9301     unsigned activity_;
9302
9303     _H<StashController> stash_;
9304
9305     bool loaded_;
9306 }
9307
9308 - (void) loadData;
9309
9310 @end
9311
9312 @implementation Cydia
9313
9314 - (void) beginUpdate {
9315     [tabbar_ beginUpdate];
9316 }
9317
9318 - (BOOL) updating {
9319     return [tabbar_ updating];
9320 }
9321
9322 - (void) _loaded {
9323     if ([broken_ count] != 0) {
9324         int count = [broken_ count];
9325
9326         UIAlertView *alert = [[[UIAlertView alloc]
9327             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9328             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9329             delegate:self
9330             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
9331             otherButtonTitles:
9332                 UCLocalize("TEMPORARY_IGNORE"),
9333             nil
9334         ] autorelease];
9335
9336         [alert setContext:@"fixhalf"];
9337         [alert setNumberOfRows:2];
9338         [alert show];
9339     } else if (!Ignored_ && [essential_ count] != 0) {
9340         int count = [essential_ count];
9341
9342         UIAlertView *alert = [[[UIAlertView alloc]
9343             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9344             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9345             delegate:self
9346             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9347             otherButtonTitles:
9348                 UCLocalize("UPGRADE_ESSENTIAL"),
9349                 UCLocalize("COMPLETE_UPGRADE"),
9350             nil
9351         ] autorelease];
9352
9353         [alert setContext:@"upgrade"];
9354         [alert show];
9355     }
9356 }
9357
9358 - (void) returnToCydia {
9359     [self _loaded];
9360 }
9361
9362 - (void) _saveConfig {
9363     @synchronized (database_) {
9364         _trace();
9365         MetaFile_.Sync();
9366         _trace();
9367     }
9368
9369     if (Changed_) {
9370         NSString *error(nil);
9371
9372         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9373             _trace();
9374             NSError *error(nil);
9375             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9376                 NSLog(@"failure to save metadata data: %@", error);
9377             _trace();
9378
9379             Changed_ = false;
9380         } else {
9381             NSLog(@"failure to serialize metadata: %@", error);
9382         }
9383     }
9384
9385     CydiaWriteSources();
9386 }
9387
9388 // Navigation controller for the queuing badge.
9389 - (UINavigationController *) queueNavigationController {
9390     NSArray *controllers = [tabbar_ viewControllers];
9391     return [controllers objectAtIndex:3];
9392 }
9393
9394 - (void) unloadData {
9395     [tabbar_ unloadData];
9396 }
9397
9398 - (void) _updateData {
9399     [self _saveConfig];
9400     [self unloadData];
9401
9402     UINavigationController *navigation = [self queueNavigationController];
9403
9404     id queuedelegate = nil;
9405     if ([[navigation viewControllers] count] > 0)
9406         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9407
9408     [queuedelegate queueStatusDidChange];
9409     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9410 }
9411
9412 - (void) _refreshIfPossible:(NSDate *)update {
9413     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9414
9415     bool recently = false;
9416     if (update != nil) {
9417         NSTimeInterval interval([update timeIntervalSinceNow]);
9418         if (interval <= 0 && interval > -(15*60))
9419             recently = true;
9420     }
9421
9422     // Don't automatic refresh if:
9423     //  - We already refreshed recently.
9424     //  - We already auto-refreshed this launch.
9425     //  - Auto-refresh is disabled.
9426     if (recently || loaded_ || ManualRefresh) {
9427         // If we are cancelling, we need to make sure it knows it's already loaded.
9428         loaded_ = true;
9429
9430         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9431     } else {
9432         // We are going to load, so remember that.
9433         loaded_ = true;
9434
9435         // If we can reach the server, auto-refresh!
9436         if (IsReachable("cydia.saurik.com"))
9437             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9438     }
9439
9440     [pool release];
9441 }
9442
9443 - (void) refreshIfPossible {
9444     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9445 }
9446
9447 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9448 @synchronized (self) {
9449     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9450     [hud setText:UCLocalize("RELOADING_DATA")];
9451
9452     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9453
9454     size_t changes(0);
9455
9456     [essential_ removeAllObjects];
9457     [broken_ removeAllObjects];
9458
9459     NSArray *packages([database_ packages]);
9460     for (Package *package in packages) {
9461         if ([package half])
9462             [broken_ addObject:package];
9463         if ([package upgradableAndEssential:NO] && ![package ignored]) {
9464             if ([package essential])
9465                 [essential_ addObject:package];
9466             ++changes;
9467         }
9468     }
9469
9470     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9471     if (changes != 0) {
9472         _trace();
9473         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9474         [changesItem setBadgeValue:badge];
9475         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9476         [self setApplicationIconBadgeNumber:changes];
9477     } else {
9478         _trace();
9479         [changesItem setBadgeValue:nil];
9480         [changesItem setAnimatedBadge:NO];
9481         [self setApplicationIconBadgeNumber:0];
9482     }
9483
9484     [self _updateData];
9485
9486     if (hud != nil)
9487         [self removeProgressHUD:hud];
9488 } }
9489
9490 - (void) updateData {
9491     [self _updateData];
9492 }
9493
9494 - (void) update_ {
9495     [database_ update];
9496     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9497 }
9498
9499 - (void) disemulate {
9500     if (emulated_ == nil)
9501         return;
9502
9503     [window_ addSubview:[tabbar_ view]];
9504     [[emulated_ view] removeFromSuperview];
9505     emulated_ = nil;
9506     [window_ setUserInteractionEnabled:YES];
9507 }
9508
9509 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9510     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9511     if (IsWildcat_)
9512         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9513
9514     UIViewController *parent;
9515     if (emulated_ == nil)
9516         parent = tabbar_;
9517     else if (!force)
9518         parent = emulated_;
9519     else {
9520         [self disemulate];
9521         parent = tabbar_;
9522     }
9523
9524     [parent presentModalViewController:navigation animated:YES];
9525 }
9526
9527 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9528     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9529
9530     if (navigation != nil)
9531         [navigation pushViewController:progress animated:YES];
9532     else
9533         [self presentModalViewController:progress force:YES];
9534
9535     [progress invoke:invocation withTitle:title];
9536     return progress;
9537 }
9538
9539 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9540     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9541 }
9542
9543 - (void) repairWithInvocation:(NSInvocation *)invocation {
9544     _trace();
9545     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9546     _trace();
9547 }
9548
9549 - (void) repairWithSelector:(SEL)selector {
9550     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9551 }
9552
9553 - (void) reloadData {
9554     [self reloadDataWithInvocation:nil];
9555     if ([database_ progressDelegate] == nil)
9556         [self _loaded];
9557 }
9558
9559 - (void) syncData {
9560     [self _saveConfig];
9561     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9562 }
9563
9564 - (void) addSource:(NSDictionary *) source {
9565     CydiaAddSource(source);
9566 }
9567
9568 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9569     CydiaAddSource(href, distribution, sections);
9570 }
9571
9572 - (void) addTrivialSource:(NSString *)href {
9573     CydiaAddSource(href, @"./");
9574 }
9575
9576 - (void) updateValues {
9577     Changed_ = true;
9578 }
9579
9580 - (void) resolve {
9581     pkgProblemResolver *resolver = [database_ resolver];
9582
9583     resolver->InstallProtect();
9584     if (!resolver->Resolve(true))
9585         _error->Discard();
9586 }
9587
9588 - (bool) perform {
9589     // XXX: this is a really crappy way of doing this.
9590     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9591     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9592     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9593     if ([tabbar_ updating])
9594         [tabbar_ cancelUpdate];
9595
9596     if (![database_ prepare])
9597         return false;
9598
9599     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9600     [page setDelegate:self];
9601     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9602
9603     if (IsWildcat_)
9604         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9605     [tabbar_ presentModalViewController:confirm_ animated:YES];
9606
9607     return true;
9608 }
9609
9610 - (void) queue {
9611     @synchronized (self) {
9612         [self perform];
9613     }
9614 }
9615
9616 - (void) clearPackage:(Package *)package {
9617     @synchronized (self) {
9618         [package clear];
9619         [self resolve];
9620         [self perform];
9621     }
9622 }
9623
9624 - (void) installPackages:(NSArray *)packages {
9625     @synchronized (self) {
9626         for (Package *package in packages)
9627             [package install];
9628         [self resolve];
9629         [self perform];
9630     }
9631 }
9632
9633 - (void) installPackage:(Package *)package {
9634     @synchronized (self) {
9635         [package install];
9636         [self resolve];
9637         [self perform];
9638     }
9639 }
9640
9641 - (void) removePackage:(Package *)package {
9642     @synchronized (self) {
9643         [package remove];
9644         [self resolve];
9645         [self perform];
9646     }
9647 }
9648
9649 - (void) distUpgrade {
9650     @synchronized (self) {
9651         if (![database_ upgrade])
9652             return;
9653         [self perform];
9654     }
9655 }
9656
9657 - (void) perform_ {
9658     [database_ perform];
9659     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9660 }
9661
9662 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9663     Queuing_ = false;
9664     ++locked_;
9665     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9666     --locked_;
9667     [self refreshIfPossible];
9668 }
9669
9670 - (void) showSettings {
9671     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9672 }
9673
9674 - (void) retainNetworkActivityIndicator {
9675     if (activity_++ == 0)
9676         [self setNetworkActivityIndicatorVisible:YES];
9677
9678 #if TraceLogging
9679     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9680 #endif
9681 }
9682
9683 - (void) releaseNetworkActivityIndicator {
9684     if (--activity_ == 0)
9685         [self setNetworkActivityIndicatorVisible:NO];
9686
9687 #if TraceLogging
9688     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9689 #endif
9690
9691 }
9692
9693 - (void) cancelAndClear:(bool)clear {
9694     @synchronized (self) {
9695         if (clear) {
9696             [database_ clear];
9697             Queuing_ = false;
9698         } else {
9699             Queuing_ = true;
9700         }
9701
9702         [self _updateData];
9703     }
9704 }
9705
9706 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9707     NSString *context([alert context]);
9708
9709     if ([context isEqualToString:@"conffile"]) {
9710         FILE *input = [database_ input];
9711         if (button == [alert cancelButtonIndex])
9712             fprintf(input, "N\n");
9713         else if (button == [alert firstOtherButtonIndex])
9714             fprintf(input, "Y\n");
9715         fflush(input);
9716
9717         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9718     } else if ([context isEqualToString:@"fixhalf"]) {
9719         if (button == [alert cancelButtonIndex]) {
9720             @synchronized (self) {
9721                 for (Package *broken in (id) broken_) {
9722                     [broken remove];
9723
9724                     NSString *id = [broken id];
9725                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9726                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9727                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9728                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9729                 }
9730
9731                 [self resolve];
9732                 [self perform];
9733             }
9734         } else if (button == [alert firstOtherButtonIndex]) {
9735             [broken_ removeAllObjects];
9736             [self _loaded];
9737         }
9738
9739         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9740     } else if ([context isEqualToString:@"upgrade"]) {
9741         if (button == [alert firstOtherButtonIndex]) {
9742             @synchronized (self) {
9743                 for (Package *essential in (id) essential_)
9744                     [essential install];
9745
9746                 [self resolve];
9747                 [self perform];
9748             }
9749         } else if (button == [alert firstOtherButtonIndex] + 1) {
9750             [self distUpgrade];
9751         } else if (button == [alert cancelButtonIndex]) {
9752             Ignored_ = YES;
9753         }
9754
9755         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9756     }
9757 }
9758
9759 - (void) system:(NSString *)command {
9760     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9761
9762     _trace();
9763     system([command UTF8String]);
9764     _trace();
9765
9766     [pool release];
9767 }
9768
9769 - (void) applicationWillSuspend {
9770     [database_ clean];
9771     [super applicationWillSuspend];
9772 }
9773
9774 - (BOOL) isSafeToSuspend {
9775     if (locked_ != 0) {
9776 #if !ForRelease
9777         NSLog(@"isSafeToSuspend: locked_ != 0");
9778 #endif
9779         return false;
9780     }
9781
9782     // Use external process status API internally.
9783     // This is probably a really bad idea.
9784     // XXX: what is the point of this? does this solve anything at all?
9785     uint64_t status = 0;
9786     int notify_token;
9787     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9788         notify_get_state(notify_token, &status);
9789         notify_cancel(notify_token);
9790     }
9791
9792     if (status != 0) {
9793 #if !ForRelease
9794         NSLog(@"isSafeToSuspend: status != 0");
9795 #endif
9796         return false;
9797     }
9798
9799 #if !ForRelease
9800     NSLog(@"isSafeToSuspend: -> true");
9801 #endif
9802     return true;
9803 }
9804
9805 - (void) applicationSuspend:(__GSEvent *)event {
9806     if ([self isSafeToSuspend])
9807         [super applicationSuspend:event];
9808 }
9809
9810 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9811     if ([self isSafeToSuspend])
9812         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9813 }
9814
9815 - (void) _setSuspended:(BOOL)value {
9816     if ([self isSafeToSuspend])
9817         [super _setSuspended:value];
9818 }
9819
9820 - (UIProgressHUD *) addProgressHUD {
9821     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9822     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9823
9824     [window_ setUserInteractionEnabled:NO];
9825
9826     UIViewController *target(tabbar_);
9827     if (UIViewController *modal = [target modalViewController])
9828         target = modal;
9829
9830     [hud showInView:[target view]];
9831
9832     ++locked_;
9833     return hud;
9834 }
9835
9836 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9837     --locked_;
9838     [hud hide];
9839     [hud removeFromSuperview];
9840     [window_ setUserInteractionEnabled:YES];
9841 }
9842
9843 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9844     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9845 }
9846
9847 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9848     NSString *scheme([[url scheme] lowercaseString]);
9849     if ([[url absoluteString] length] <= [scheme length] + 3)
9850         return nil;
9851     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9852     NSArray *components([path componentsSeparatedByString:@"/"]);
9853
9854     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9855         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9856         if (controller != nil)
9857             [controller setDelegate:self];
9858         return controller;
9859     }
9860
9861     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9862         return nil;
9863
9864     NSString *base([components objectAtIndex:0]);
9865
9866     CyteViewController *controller = nil;
9867
9868     if ([base isEqualToString:@"url"]) {
9869         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9870         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9871         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9872     } else if (!external && [components count] == 1) {
9873         if ([base isEqualToString:@"manage"]) {
9874             controller = [[[ManageController alloc] init] autorelease];
9875         }
9876
9877         if ([base isEqualToString:@"storage"]) {
9878             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9879         }
9880
9881         if ([base isEqualToString:@"sources"]) {
9882             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9883         }
9884
9885         if ([base isEqualToString:@"home"]) {
9886             controller = [[[HomeController alloc] init] autorelease];
9887         }
9888
9889         if ([base isEqualToString:@"sections"]) {
9890             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9891         }
9892
9893         if ([base isEqualToString:@"search"]) {
9894             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9895         }
9896
9897         if ([base isEqualToString:@"changes"]) {
9898             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9899         }
9900
9901         if ([base isEqualToString:@"installed"]) {
9902             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9903         }
9904     } else if ([components count] == 2) {
9905         NSString *argument = [components objectAtIndex:1];
9906
9907         if ([base isEqualToString:@"package"]) {
9908             controller = [self pageForPackage:argument withReferrer:referrer];
9909         }
9910
9911         if (!external && [base isEqualToString:@"search"]) {
9912             controller = [[[SearchController alloc] initWithDatabase:database_ query:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9913         }
9914
9915         if (!external && [base isEqualToString:@"sections"]) {
9916             if ([argument isEqualToString:@"all"])
9917                 argument = nil;
9918             controller = [[[SectionController alloc] initWithDatabase:database_ section:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9919         }
9920
9921         if (!external && [base isEqualToString:@"sources"]) {
9922             if ([argument isEqualToString:@"add"]) {
9923                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9924                 [(SourcesController *)controller showAddSourcePrompt];
9925             } else {
9926                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9927                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9928             }
9929         }
9930
9931         if (!external && [base isEqualToString:@"launch"]) {
9932             [self launchApplicationWithIdentifier:argument suspended:NO];
9933             return nil;
9934         }
9935     } else if (!external && [components count] == 3) {
9936         NSString *arg1 = [components objectAtIndex:1];
9937         NSString *arg2 = [components objectAtIndex:2];
9938
9939         if ([base isEqualToString:@"package"]) {
9940             if ([arg2 isEqualToString:@"settings"]) {
9941                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9942             } else if ([arg2 isEqualToString:@"files"]) {
9943                 if (Package *package = [database_ packageWithName:arg1]) {
9944                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9945                     [(FileTable *)controller setPackage:package];
9946                 }
9947             }
9948         }
9949     }
9950
9951     [controller setDelegate:self];
9952     return controller;
9953 }
9954
9955 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9956     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9957
9958     if (page != nil)
9959         [tabbar_ setUnselectedViewController:page];
9960
9961     return page != nil;
9962 }
9963
9964 - (void) applicationOpenURL:(NSURL *)url {
9965     [super applicationOpenURL:url];
9966
9967     if (!loaded_)
9968         starturl_ = url;
9969     else
9970         [self openCydiaURL:url forExternal:YES];
9971 }
9972
9973 - (void) applicationWillResignActive:(UIApplication *)application {
9974     // Stop refreshing if you get a phone call or lock the device.
9975     if ([tabbar_ updating])
9976         [tabbar_ cancelUpdate];
9977
9978     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9979         [super applicationWillResignActive:application];
9980 }
9981
9982 - (void) saveState {
9983     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9984     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9985     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9986     Changed_ = true;
9987
9988     [self _saveConfig];
9989 }
9990
9991 - (void) applicationWillTerminate:(UIApplication *)application {
9992     [self saveState];
9993 }
9994
9995 - (void) setConfigurationData:(NSString *)data {
9996     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9997
9998     if (!conffile_r(data)) {
9999         lprintf("E:invalid conffile\n");
10000         return;
10001     }
10002
10003     NSString *ofile = conffile_r[1];
10004     //NSString *nfile = conffile_r[2];
10005
10006     UIAlertView *alert = [[[UIAlertView alloc]
10007         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
10008         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
10009         delegate:self
10010         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
10011         otherButtonTitles:
10012             UCLocalize("ACCEPT_NEW_COPY"),
10013             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
10014         nil
10015     ] autorelease];
10016
10017     [alert setContext:@"conffile"];
10018     [alert setNumberOfRows:2];
10019     [alert show];
10020 }
10021
10022 - (void) addStashController {
10023     ++locked_;
10024     stash_ = [[[StashController alloc] init] autorelease];
10025     [window_ addSubview:[stash_ view]];
10026 }
10027
10028 - (void) removeStashController {
10029     [[stash_ view] removeFromSuperview];
10030     stash_ = nil;
10031     --locked_;
10032 }
10033
10034 - (void) stash {
10035     [self setIdleTimerDisabled:YES];
10036
10037     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
10038     UpdateExternalStatus(1);
10039     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
10040     UpdateExternalStatus(0);
10041
10042     [self removeStashController];
10043
10044     pid_t pid(ExecFork());
10045     if (pid == 0) {
10046         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
10047         perror("launchctl stop");
10048         exit(0);
10049     }
10050
10051     ReapZombie(pid);
10052 }
10053
10054 - (void) setupViewControllers {
10055     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
10056
10057     NSMutableArray *items([NSMutableArray arrayWithObjects:
10058         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
10059         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
10060         [[[UITabBarItem alloc] initWithTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES")) image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
10061         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
10062     nil]);
10063
10064     if (IsWildcat_) {
10065         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
10066         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10067     } else {
10068         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10069     }
10070
10071     NSMutableArray *controllers([NSMutableArray array]);
10072     for (UITabBarItem *item in items) {
10073         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
10074         [controller setTabBarItem:item];
10075         [controllers addObject:controller];
10076     }
10077     [tabbar_ setViewControllers:controllers];
10078
10079     [tabbar_ setUpdateDelegate:self];
10080 }
10081
10082 - (void) _sendMemoryWarningNotification {
10083     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
10084         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
10085     else
10086         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
10087 }
10088
10089 - (void) _sendMemoryWarningNotifications {
10090     while (true) {
10091         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
10092         sleep(2);
10093         //usleep(2000000);
10094     }
10095 }
10096
10097 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
10098     NSLog(@"--");
10099     [[NSURLCache sharedURLCache] removeAllCachedResponses];
10100 }
10101
10102 - (void) applicationDidFinishLaunching:(id)unused {
10103     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
10104
10105 _trace();
10106     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
10107         [self setApplicationSupportsShakeToEdit:NO];
10108
10109     @synchronized (HostConfig_) {
10110         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
10111     }
10112
10113     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
10114         initWithMemoryCapacity:524288
10115         diskCapacity:10485760
10116         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
10117     ] autorelease]];
10118
10119     [CydiaWebViewController _initialize];
10120
10121     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
10122
10123     // this would disallow http{,s} URLs from accessing this data
10124     //[WebView registerURLSchemeAsLocal:@"cydia"];
10125
10126     Font12_ = [UIFont systemFontOfSize:12];
10127     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
10128     Font14_ = [UIFont systemFontOfSize:14];
10129     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
10130     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
10131
10132     essential_ = [NSMutableArray arrayWithCapacity:4];
10133     broken_ = [NSMutableArray arrayWithCapacity:4];
10134
10135     // XXX: I really need this thing... like, seriously... I'm sorry
10136     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
10137
10138     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
10139     [window_ orderFront:self];
10140     [window_ makeKey:self];
10141     [window_ setHidden:NO];
10142
10143     if (
10144         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
10145         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
10146         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
10147         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
10148         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
10149         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
10150         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
10151         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
10152         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
10153         false
10154     ) {
10155         [self addStashController];
10156         // XXX: this would be much cleaner as a yieldToSelector:
10157         // that way the removeStashController could happen right here inline
10158         // we also could no longer require the useless stash_ field anymore
10159         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
10160         return;
10161     }
10162
10163     database_ = [Database sharedInstance];
10164     [database_ setDelegate:self];
10165
10166     [window_ setUserInteractionEnabled:NO];
10167     [self setupViewControllers];
10168
10169     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
10170     [window_ addSubview:[emulated_ view]];
10171
10172     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
10173 _trace();
10174 }
10175
10176 - (NSArray *) defaultStartPages {
10177     NSMutableArray *standard = [NSMutableArray array];
10178     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
10179     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
10180     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
10181     if (!IsWildcat_) {
10182         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
10183     } else {
10184         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
10185         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
10186     }
10187     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
10188     return standard;
10189 }
10190
10191 - (void) loadData {
10192 _trace();
10193     if (Role_ == nil) {
10194         [window_ setUserInteractionEnabled:YES];
10195         [self showSettings];
10196         return;
10197     } else {
10198         if ([emulated_ modalViewController] != nil)
10199             [emulated_ dismissModalViewControllerAnimated:YES];
10200         [window_ setUserInteractionEnabled:NO];
10201     }
10202
10203     [self reloadDataWithInvocation:nil];
10204     [self refreshIfPossible];
10205     PrintTimes();
10206
10207     [self disemulate];
10208
10209     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
10210     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
10211     int standardIndex = 0;
10212     NSArray *standard = [self defaultStartPages];
10213
10214     BOOL valid = YES;
10215
10216     if (saved == nil)
10217         valid = NO;
10218
10219     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
10220     if (valid && closed != nil) {
10221         NSTimeInterval interval([closed timeIntervalSinceNow]);
10222         // XXX: Is 30 minutes the optimal time here?
10223         if (interval <= -(30*60))
10224             valid = NO;
10225     }
10226
10227     if (valid && [saved count] != [standard count])
10228         valid = NO;
10229
10230     if (valid) {
10231         for (unsigned int i = 0; i < [standard count]; i++) {
10232             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10233             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10234             //      but it's good enough for now.
10235             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10236                 valid = NO;
10237                 break;
10238             }
10239         }
10240     }
10241
10242     NSArray *items = nil;
10243     if (valid) {
10244         [tabbar_ setSelectedIndex:savedIndex];
10245         items = saved;
10246     } else {
10247         [tabbar_ setSelectedIndex:standardIndex];
10248         items = standard;
10249     }
10250
10251     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10252         NSArray *stack = [items objectAtIndex:tab];
10253         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10254         NSMutableArray *current = [NSMutableArray array];
10255
10256         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10257             NSString *addr = [stack objectAtIndex:nav];
10258             NSURL *url = [NSURL URLWithString:addr];
10259             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10260             if (page != nil)
10261                 [current addObject:page];
10262         }
10263
10264         [navigation setViewControllers:current];
10265     }
10266
10267     // (Try to) show the startup URL.
10268     if (starturl_ != nil) {
10269         [self openCydiaURL:starturl_ forExternal:NO];
10270         starturl_ = nil;
10271     }
10272 }
10273
10274 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10275     if (item != nil && IsWildcat_) {
10276         [sheet showFromBarButtonItem:item animated:YES];
10277     } else {
10278         [sheet showInView:window_];
10279     }
10280 }
10281
10282 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10283     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10284     [progress setTitle:task];
10285     [progress addProgressEvent:event];
10286 }
10287
10288 - (void) addProgressEventForTask:(NSArray *)data {
10289     CydiaProgressEvent *event([data objectAtIndex:0]);
10290     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10291     [self addProgressEvent:event forTask:task];
10292 }
10293
10294 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10295     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10296 }
10297
10298 @end
10299
10300 /*IMP alloc_;
10301 id Alloc_(id self, SEL selector) {
10302     id object = alloc_(self, selector);
10303     lprintf("[%s]A-%p\n", self->isa->name, object);
10304     return object;
10305 }*/
10306
10307 /*IMP dealloc_;
10308 id Dealloc_(id self, SEL selector) {
10309     id object = dealloc_(self, selector);
10310     lprintf("[%s]D-%p\n", self->isa->name, object);
10311     return object;
10312 }*/
10313
10314 Class $WebDefaultUIKitDelegate;
10315
10316 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
10317     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
10318         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
10319     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
10320 }
10321
10322 static NSSet *MobilizedFiles_;
10323
10324 static NSURL *MobilizeURL(NSURL *url) {
10325     NSString *path([url path]);
10326     if ([path hasPrefix:@"/var/root/"]) {
10327         NSString *file([path substringFromIndex:10]);
10328         if ([MobilizedFiles_ containsObject:file])
10329             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
10330     }
10331
10332     return url;
10333 }
10334
10335 Class $CFXPreferencesPropertyListSource;
10336 @class CFXPreferencesPropertyListSource;
10337
10338 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10339     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10340     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10341     url = MobilizeURL(url);
10342     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10343     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10344     url = old;
10345     [pool release];
10346     return value;
10347 }
10348
10349 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10350     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10351     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10352     url = MobilizeURL(url);
10353     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10354     //NSLog(@"%@ %@", [url absoluteString], value);
10355     url = old;
10356     [pool release];
10357     return value;
10358 }
10359
10360 Class $NSURLConnection;
10361
10362 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10363     NSMutableURLRequest *copy([request mutableCopy]);
10364
10365     NSURL *url([copy URL]);
10366
10367     NSString *host([url host]);
10368     NSString *scheme([[url scheme] lowercaseString]);
10369
10370     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10371
10372     @synchronized (HostConfig_) {
10373         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10374             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10375                 [copy setHTTPShouldUsePipelining:YES];
10376
10377         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10378             if ([control isEqualToString:@"max-age=0"])
10379                 if ([CachedURLs_ containsObject:url]) {
10380 #if !ForRelease
10381                     NSLog(@"~~~: %@", url);
10382 #endif
10383
10384                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10385
10386                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10387                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10388                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10389                 }
10390     }
10391
10392     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10393     } return self;
10394 }
10395
10396 Class $WAKWindow;
10397
10398 static CGSize $WAKWindow$screenSize(WAKWindow self, SEL _cmd) {
10399     CGSize size([[UIScreen mainScreen] bounds].size);
10400     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10401         if ([$WAKWindow hasLandscapeOrientation])
10402             std::swap(size.width, size.height);*/
10403     return size;
10404 }
10405
10406 int main(int argc, char *argv[]) {
10407     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10408
10409     _trace();
10410
10411     UpdateExternalStatus(0);
10412
10413     if (Class $UIDevice = objc_getClass("UIDevice")) {
10414         UIDevice *device([$UIDevice currentDevice]);
10415         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10416     } else
10417         IsWildcat_ = false;
10418
10419     UIScreen *screen([UIScreen mainScreen]);
10420     if ([screen respondsToSelector:@selector(scale)])
10421         ScreenScale_ = [screen scale];
10422     else
10423         ScreenScale_ = 1;
10424
10425     UIDevice *device([UIDevice currentDevice]);
10426     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10427         Idiom_ = @"iphone";
10428     else {
10429         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10430         if (idiom == UIUserInterfaceIdiomPhone)
10431             Idiom_ = @"iphone";
10432         else if (idiom == UIUserInterfaceIdiomPad)
10433             Idiom_ = @"ipad";
10434         else
10435             NSLog(@"unknown UIUserInterfaceIdiom!");
10436     }
10437
10438     Pcre pattern("^([0-9]+\\.[0-9]+)");
10439
10440     if (pattern([device systemVersion]))
10441         Firmware_ = pattern[1];
10442     if (pattern(Cydia_))
10443         Major_ = pattern[1];
10444
10445     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10446
10447     HostConfig_ = [[[NSObject alloc] init] autorelease];
10448     @synchronized (HostConfig_) {
10449         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10450         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10451         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10452         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10453         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10454     }
10455
10456     NSString *ui(@"ui/ios");
10457     if (Idiom_ != nil)
10458         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10459     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10460     UI_ = CydiaURL(ui);
10461
10462     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10463
10464     MobilizedFiles_ = [NSMutableSet setWithObjects:
10465         @"Library/Preferences/com.apple.Accessibility.plist",
10466         @"Library/Preferences/com.apple.preferences.sounds.plist",
10467     nil];
10468
10469     /* Library Hacks {{{ */
10470     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10471
10472     $WAKWindow = objc_getClass("WAKWindow");
10473     if ($WAKWindow != NULL)
10474         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10475             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10476
10477     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10478
10479     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10480     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10481         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10482         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10483     }
10484
10485     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10486     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10487         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10488         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10489     }
10490
10491     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10492     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10493     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10494         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10495         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10496     }
10497
10498     $NSURLConnection = objc_getClass("NSURLConnection");
10499     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10500     if (NSURLConnection$init$ != NULL) {
10501         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10502         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10503     }
10504     /* }}} */
10505     /* Set Locale {{{ */
10506     Locale_ = CFLocaleCopyCurrent();
10507     Languages_ = [NSLocale preferredLanguages];
10508
10509     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10510     //NSLog(@"%@", [Languages_ description]);
10511
10512     const char *lang;
10513     if (Locale_ != NULL)
10514         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10515     else if (Languages_ != nil && [Languages_ count] != 0)
10516         lang = [[Languages_ objectAtIndex:0] UTF8String];
10517     else
10518         // XXX: consider just setting to C and then falling through?
10519         lang = NULL;
10520
10521     if (lang != NULL) {
10522         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10523         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10524     }
10525
10526     NSLog(@"Setting Language: %s", lang);
10527
10528     if (lang != NULL) {
10529         setenv("LANG", lang, true);
10530         std::setlocale(LC_ALL, lang);
10531     }
10532     /* }}} */
10533
10534     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10535
10536     /* Parse Arguments {{{ */
10537     bool substrate(false);
10538
10539     if (argc != 0) {
10540         char **args(argv);
10541         int arge(1);
10542
10543         for (int argi(1); argi != argc; ++argi)
10544             if (strcmp(argv[argi], "--") == 0) {
10545                 arge = argi;
10546                 argv[argi] = argv[0];
10547                 argv += argi;
10548                 argc -= argi;
10549                 break;
10550             }
10551
10552         for (int argi(1); argi != arge; ++argi)
10553             if (strcmp(args[argi], "--substrate") == 0)
10554                 substrate = true;
10555             else
10556                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10557     }
10558     /* }}} */
10559
10560     App_ = [[NSBundle mainBundle] bundlePath];
10561     Advanced_ = YES;
10562
10563     setuid(0);
10564     setgid(0);
10565
10566     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10567     alloc_ = alloc->method_imp;
10568     alloc->method_imp = (IMP) &Alloc_;*/
10569
10570     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10571     dealloc_ = dealloc->method_imp;
10572     dealloc->method_imp = (IMP) &Dealloc_;*/
10573
10574     /* System Information {{{ */
10575     size_t size;
10576
10577     int maxproc;
10578     size = sizeof(maxproc);
10579     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10580         perror("sysctlbyname(\"kern.maxproc\", ?)");
10581     else if (maxproc < 64) {
10582         maxproc = 64;
10583         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10584             perror("sysctlbyname(\"kern.maxproc\", #)");
10585     }
10586
10587     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10588     char *osversion = new char[size];
10589     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10590         perror("sysctlbyname(\"kern.osversion\", ?)");
10591     else
10592         System_ = [NSString stringWithUTF8String:osversion];
10593
10594     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10595     char *machine = new char[size];
10596     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10597         perror("sysctlbyname(\"hw.machine\", ?)");
10598     else
10599         Machine_ = machine;
10600
10601     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10602     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10603     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10604
10605     UniqueID_ = [device uniqueIdentifier];
10606
10607     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10608         Product_ = [info objectForKey:@"SafariProductVersion"];
10609         Safari_ = [info objectForKey:@"CFBundleVersion"];
10610     }
10611
10612     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10613
10614     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10615         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10616     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10617         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10618     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10619         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10620
10621     UserAgent_ = agent;
10622     /* }}} */
10623     /* Load Database {{{ */
10624     _trace();
10625     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10626     _trace();
10627     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10628
10629     if (Metadata_ == NULL)
10630         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10631     else {
10632         Settings_ = [Metadata_ objectForKey:@"Settings"];
10633
10634         Packages_ = [Metadata_ objectForKey:@"Packages"];
10635
10636         Values_ = [Metadata_ objectForKey:@"Values"];
10637         Sections_ = [Metadata_ objectForKey:@"Sections"];
10638         Sources_ = [Metadata_ objectForKey:@"Sources"];
10639
10640         Token_ = [Metadata_ objectForKey:@"Token"];
10641
10642         Version_ = [Metadata_ objectForKey:@"Version"];
10643     }
10644
10645     if (Settings_ != nil)
10646         Role_ = [Settings_ objectForKey:@"Role"];
10647
10648     if (Values_ == nil) {
10649         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10650         [Metadata_ setObject:Values_ forKey:@"Values"];
10651     }
10652
10653     if (Sections_ == nil) {
10654         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10655         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10656     }
10657
10658     if (Sources_ == nil) {
10659         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10660         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10661     }
10662
10663     if (Version_ == nil) {
10664         Version_ = [NSNumber numberWithUnsignedInt:0];
10665         [Metadata_ setObject:Version_ forKey:@"Version"];
10666     }
10667
10668     if ([Version_ unsignedIntValue] == 0) {
10669         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10670         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10671         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10672         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10673
10674         Version_ = [NSNumber numberWithUnsignedInt:1];
10675         [Metadata_ setObject:Version_ forKey:@"Version"];
10676
10677         [Metadata_ removeObjectForKey:@"LastUpdate"];
10678
10679         Changed_ = true;
10680     }
10681     /* }}} */
10682
10683     CydiaWriteSources();
10684
10685     _trace();
10686     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10687     _trace();
10688
10689     if (Packages_ != nil) {
10690         bool fail(false);
10691         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10692         _trace();
10693
10694         if (!fail) {
10695             [Metadata_ removeObjectForKey:@"Packages"];
10696             Packages_ = nil;
10697             Changed_ = true;
10698         }
10699     }
10700
10701     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10702
10703 #define MobileSubstrate_(name) \
10704     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10705         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10706         if (handle == NULL) \
10707             NSLog(@"%s", dlerror()); \
10708     }
10709
10710     MobileSubstrate_(Activator)
10711     MobileSubstrate_(libstatusbar)
10712     MobileSubstrate_(SimulatedKeyEvents)
10713     MobileSubstrate_(WinterBoard)
10714
10715     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10716         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10717
10718     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10719
10720     if (access("/User", F_OK) != 0 || version != 5) {
10721         _trace();
10722         system("/usr/libexec/cydia/firmware.sh");
10723         _trace();
10724     }
10725
10726     _assert([[NSFileManager defaultManager]
10727         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10728         withIntermediateDirectories:YES
10729         attributes:nil
10730         error:NULL
10731     ]);
10732
10733     if (access("/tmp/cydia.chk", F_OK) == 0) {
10734         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10735             _assert(errno == ENOENT);
10736         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10737             _assert(errno == ENOENT);
10738     }
10739
10740     /* APT Initialization {{{ */
10741     _assert(pkgInitConfig(*_config));
10742     _assert(pkgInitSystem(*_config, _system));
10743
10744     if (lang != NULL)
10745         _config->Set("APT::Acquire::Translation", lang);
10746
10747     // XXX: this timeout might be important :(
10748     //_config->Set("Acquire::http::Timeout", 15);
10749
10750     _config->Set("Acquire::http::MaxParallel", 3);
10751     /* }}} */
10752     /* Color Choices {{{ */
10753     space_ = CGColorSpaceCreateDeviceRGB();
10754
10755     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10756     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10757     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10758     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10759     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10760     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10761     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10762     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10763     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10764
10765     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10766     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10767     /* }}}*/
10768     /* UIKit Configuration {{{ */
10769     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10770     if ($GSFontSetUseLegacyFontMetrics != NULL)
10771         $GSFontSetUseLegacyFontMetrics(YES);
10772
10773     // XXX: I have a feeling this was important
10774     //UIKeyboardDisableAutomaticAppearance();
10775     /* }}} */
10776
10777     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, "GSSystemHasCapability"));
10778     ShowPromoted_ = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10779
10780     Colon_ = UCLocalize("COLON_DELIMITED");
10781     Elision_ = UCLocalize("ELISION");
10782     Error_ = UCLocalize("ERROR");
10783     Warning_ = UCLocalize("WARNING");
10784
10785 #if !ForRelease
10786     AprilFools_ = true;
10787 #else
10788     CFGregorianDate date(CFAbsoluteTimeGetGregorianDate(CFAbsoluteTimeGetCurrent(), CFTimeZoneCopySystem()));
10789     AprilFools_ = date.month == 4 && date.day == 1;
10790 #endif
10791
10792     _trace();
10793     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10794
10795     CGColorSpaceRelease(space_);
10796     CFRelease(Locale_);
10797
10798     [pool release];
10799     return value;
10800 }