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) _saveConfig;
 883 - (void) syncData;
 884 - (void) addSource:(NSDictionary *)source;
 885 - (void) addTrivialSource:(NSString *)href;
 886 - (void) showSettings;
 887 - (UIProgressHUD *) addProgressHUD;
 888 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 889 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 890 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 891 @end
 892 /* }}} */
 893
 894 /* Status Delegation {{{ */
 895 class Status :
 896     public pkgAcquireStatus
 897 {
 898   private:
 899     _transient NSObject<ProgressDelegate> *delegate_;
 900     bool cancelled_;
 901
 902   public:
 903     Status() :
 904         delegate_(nil),
 905         cancelled_(false)
 906     {
 907     }
 908
 909     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 910         delegate_ = delegate;
 911     }
 912
 913     NSObject<ProgressDelegate> *getDelegate() const {
 914         return delegate_;
 915     }
 916
 917     virtual bool MediaChange(std::string media, std::string drive) {
 918         return false;
 919     }
 920
 921     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 922         Done(item);
 923     }
 924
 925     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 926         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 927         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 928         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 929     }
 930
 931     virtual void Done(pkgAcquire::ItemDesc &item) {
 932         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 933         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 934         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 935     }
 936
 937     virtual void Fail(pkgAcquire::ItemDesc &item) {
 938         if (
 939             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 940             item.Owner->Status == pkgAcquire::Item::StatDone
 941         )
 942             return;
 943
 944         std::string &error(item.Owner->ErrorText);
 945         if (error.empty())
 946             return;
 947
 948         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 949         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 950     }
 951
 952     virtual bool Pulse(pkgAcquire *Owner) {
 953         bool value = pkgAcquireStatus::Pulse(Owner);
 954
 955         double percent(
 956             double(CurrentBytes + CurrentItems) /
 957             double(TotalBytes + TotalItems)
 958         );
 959
 960         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 961             [NSNumber numberWithDouble:percent], @"Percent",
 962
 963             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 964             [NSNumber numberWithDouble:TotalBytes], @"Total",
 965             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 966         nil] waitUntilDone:YES];
 967
 968         if (value && ![delegate_ isProgressCancelled])
 969             return true;
 970         else {
 971             cancelled_ = true;
 972             return false;
 973         }
 974     }
 975
 976     _finline bool WasCancelled() const {
 977         return cancelled_;
 978     }
 979
 980     virtual void Start() {
 981         pkgAcquireStatus::Start();
 982         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 983     }
 984
 985     virtual void Stop() {
 986         pkgAcquireStatus::Stop();
 987         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 988         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 989     }
 990 };
 991 /* }}} */
 992 /* Database Interface {{{ */
 993 typedef std::map< unsigned long, _H<Source> > SourceMap;
 994
 995 @interface Database : NSObject {
 996     NSZone *zone_;
 997     apr_pool_t *pool_;
 998
 999     unsigned era_;
1000
1001     pkgCacheFile cache_;
1002     pkgDepCache::Policy *policy_;
1003     pkgRecords *records_;
1004     pkgProblemResolver *resolver_;
1005     pkgAcquire *fetcher_;
1006     FileFd *lock_;
1007     SPtr<pkgPackageManager> manager_;
1008     pkgSourceList *list_;
1009
1010     SourceMap sourceMap_;
1011     _H<NSMutableArray> sourceList_;
1012
1013     CFMutableArrayRef packages_;
1014
1015     _transient NSObject<DatabaseDelegate> *delegate_;
1016     _transient NSObject<ProgressDelegate> *progress_;
1017
1018     Status status_;
1019
1020     int cydiafd_;
1021     int statusfd_;
1022     FILE *input_;
1023
1024     std::map<const char *, _H<NSString> > sections_;
1025 }
1026
1027 + (Database *) sharedInstance;
1028 - (unsigned) era;
1029
1030 - (void) _readCydia:(NSNumber *)fd;
1031 - (void) _readStatus:(NSNumber *)fd;
1032 - (void) _readOutput:(NSNumber *)fd;
1033
1034 - (FILE *) input;
1035
1036 - (Package *) packageWithName:(NSString *)name;
1037
1038 - (pkgCacheFile &) cache;
1039 - (pkgDepCache::Policy *) policy;
1040 - (pkgRecords *) records;
1041 - (pkgProblemResolver *) resolver;
1042 - (pkgAcquire &) fetcher;
1043 - (pkgSourceList &) list;
1044 - (NSArray *) packages;
1045 - (NSArray *) sources;
1046 - (Source *) sourceWithKey:(NSString *)key;
1047 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1048
1049 - (void) configure;
1050 - (bool) prepare;
1051 - (void) perform;
1052 - (bool) upgrade;
1053 - (void) update;
1054
1055 - (void) updateWithStatus:(Status &)status;
1056
1057 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1058
1059 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1060 - (NSObject<ProgressDelegate> *) progressDelegate;
1061
1062 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1063
1064 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1065
1066 @end
1067 /* }}} */
1068 /* ProgressEvent Implementation {{{ */
1069 @implementation CydiaProgressEvent
1070
1071 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1072     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1073 }
1074
1075 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1076     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1077     [event setPackage:package];
1078     return event;
1079 }
1080
1081 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1082     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1083
1084     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1085     NSArray *fields([description componentsSeparatedByString:@" "]);
1086     [event setItem:fields];
1087
1088     if ([fields count] > 3) {
1089         [event setPackage:[fields objectAtIndex:2]];
1090         [event setVersion:[fields objectAtIndex:3]];
1091     }
1092
1093     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1094
1095     return event;
1096 }
1097
1098 + (NSArray *) _attributeKeys {
1099     return [NSArray arrayWithObjects:
1100         @"item",
1101         @"message",
1102         @"package",
1103         @"type",
1104         @"url",
1105         @"version",
1106     nil];
1107 }
1108
1109 - (NSArray *) attributeKeys {
1110     return [[self class] _attributeKeys];
1111 }
1112
1113 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1114     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1115 }
1116
1117 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1118     if ((self = [super init]) != nil) {
1119         message_ = message;
1120         type_ = type;
1121     } return self;
1122 }
1123
1124 - (NSString *) message {
1125     return message_;
1126 }
1127
1128 - (NSString *) type {
1129     return type_;
1130 }
1131
1132 - (NSArray *) item {
1133     return (id) item_ ?: [NSNull null];
1134 }
1135
1136 - (void) setItem:(NSArray *)item {
1137     item_ = item;
1138 }
1139
1140 - (NSString *) package {
1141     return (id) package_ ?: [NSNull null];
1142 }
1143
1144 - (void) setPackage:(NSString *)package {
1145     package_ = package;
1146 }
1147
1148 - (NSString *) url {
1149     return (id) url_ ?: [NSNull null];
1150 }
1151
1152 - (void) setURL:(NSString *)url {
1153     url_ = url;
1154 }
1155
1156 - (void) setVersion:(NSString *)version {
1157     version_ = version;
1158 }
1159
1160 - (NSString *) version {
1161     return (id) version_ ?: [NSNull null];
1162 }
1163
1164 - (NSString *) compound:(NSString *)value {
1165     if (value != nil) {
1166         NSString *mode(nil); {
1167             NSString *type([self type]);
1168             if ([type isEqualToString:kCydiaProgressEventTypeError])
1169                 mode = UCLocalize("ERROR");
1170             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1171                 mode = UCLocalize("WARNING");
1172         }
1173
1174         if (mode != nil)
1175             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1176     }
1177
1178     return value;
1179 }
1180
1181 - (NSString *) compoundMessage {
1182     return [self compound:[self message]];
1183 }
1184
1185 - (NSString *) compoundTitle {
1186     NSString *title;
1187
1188     if (package_ == nil)
1189         title = nil;
1190     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1191         title = [package name];
1192     else
1193         title = package_;
1194
1195     return [self compound:title];
1196 }
1197
1198 @end
1199 /* }}} */
1200
1201 // Cytore Definitions {{{
1202 struct PackageValue :
1203     Cytore::Block
1204 {
1205     Cytore::Offset<PackageValue> next_;
1206
1207     uint32_t index_ : 23;
1208     uint32_t subscribed_ : 1;
1209     uint32_t : 8;
1210
1211     int32_t first_;
1212     int32_t last_;
1213
1214     uint16_t vhash_;
1215     uint16_t nhash_;
1216
1217     char version_[8];
1218     char name_[];
1219 };
1220
1221 struct MetaValue :
1222     Cytore::Block
1223 {
1224     uint32_t active_;
1225     Cytore::Offset<PackageValue> packages_[1 << 16];
1226 };
1227
1228 static Cytore::File<MetaValue> MetaFile_;
1229 // }}}
1230 // Cytore Helper Functions {{{
1231 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1232     SplitHash nhash = { hashlittle(name, length) };
1233
1234     PackageValue *metadata;
1235
1236     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1237     offset: if (offset->IsNull()) {
1238         *offset = MetaFile_.New<PackageValue>(length + 1);
1239         metadata = &MetaFile_.Get(*offset);
1240
1241         if (metadata == NULL) {
1242             if (fail != NULL)
1243                 *fail = true;
1244
1245             metadata = new PackageValue();
1246             memset(metadata, 0, sizeof(*metadata));
1247         }
1248
1249         memcpy(metadata->name_, name, length + 1);
1250         metadata->nhash_ = nhash.u16[1];
1251     } else {
1252         metadata = &MetaFile_.Get(*offset);
1253
1254         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1255             offset = &metadata->next_;
1256             goto offset;
1257         }
1258     }
1259
1260     return metadata;
1261 }
1262
1263 static void PackageImport(const void *key, const void *value, void *context) {
1264     bool &fail(*reinterpret_cast<bool *>(context));
1265
1266     char buffer[1024];
1267     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1268         NSLog(@"failed to import package %@", key);
1269         return;
1270     }
1271
1272     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1273     NSDictionary *package((NSDictionary *) value);
1274
1275     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1276         if ([subscribed boolValue] && !metadata->subscribed_)
1277             metadata->subscribed_ = true;
1278
1279     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1280         time_t time([date timeIntervalSince1970]);
1281         if (metadata->first_ > time || metadata->first_ == 0)
1282             metadata->first_ = time;
1283     }
1284
1285     NSDate *date([package objectForKey:@"LastSeen"]);
1286     NSString *version([package objectForKey:@"LastVersion"]);
1287
1288     if (date != nil && version != nil) {
1289         time_t time([date timeIntervalSince1970]);
1290         if (metadata->last_ < time || metadata->last_ == 0)
1291             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1292                 size_t length(strlen(buffer));
1293                 uint16_t vhash(hashlittle(buffer, length));
1294
1295                 size_t capped(std::min<size_t>(8, length));
1296                 char *latest(buffer + length - capped);
1297
1298                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1299                 metadata->vhash_ = vhash;
1300
1301                 metadata->last_ = time;
1302             }
1303     }
1304 }
1305 // }}}
1306
1307 /* Source Class {{{ */
1308 @interface Source : NSObject {
1309     unsigned era_;
1310     Database *database_;
1311     metaIndex *index_;
1312
1313     CYString depiction_;
1314     CYString description_;
1315     CYString label_;
1316     CYString origin_;
1317     CYString support_;
1318
1319     CYString uri_;
1320     CYString distribution_;
1321     CYString type_;
1322     CYString base_;
1323     CYString version_;
1324
1325     _H<NSString> host_;
1326     _H<NSString> authority_;
1327
1328     CYString defaultIcon_;
1329
1330     _H<NSDictionary> record_;
1331     BOOL trusted_;
1332 }
1333
1334 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1335
1336 - (NSComparisonResult) compareByName:(Source *)source;
1337
1338 - (NSString *) depictionForPackage:(NSString *)package;
1339 - (NSString *) supportForPackage:(NSString *)package;
1340
1341 - (NSDictionary *) record;
1342 - (BOOL) trusted;
1343
1344 - (NSString *) rooturi;
1345 - (NSString *) distribution;
1346 - (NSString *) type;
1347
1348 - (NSString *) key;
1349 - (NSString *) host;
1350
1351 - (NSString *) name;
1352 - (NSString *) shortDescription;
1353 - (NSString *) label;
1354 - (NSString *) origin;
1355 - (NSString *) version;
1356
1357 - (NSString *) defaultIcon;
1358 - (NSURL *) iconURL;
1359
1360 @end
1361
1362 @implementation Source
1363
1364 - (void) _clear {
1365     uri_.clear();
1366     distribution_.clear();
1367     type_.clear();
1368
1369     base_.clear();
1370
1371     description_.clear();
1372     label_.clear();
1373     origin_.clear();
1374     depiction_.clear();
1375     support_.clear();
1376     version_.clear();
1377     defaultIcon_.clear();
1378
1379     record_ = nil;
1380     host_ = nil;
1381     authority_ = nil;
1382 }
1383
1384 + (NSString *) webScriptNameForSelector:(SEL)selector {
1385     if (false);
1386     else if (selector == @selector(addSection:))
1387         return @"addSection";
1388     else if (selector == @selector(getField:))
1389         return @"getField";
1390     else if (selector == @selector(removeSection:))
1391         return @"removeSection";
1392     else if (selector == @selector(remove))
1393         return @"remove";
1394     else
1395         return nil;
1396 }
1397
1398 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1399     return [self webScriptNameForSelector:selector] == nil;
1400 }
1401
1402 + (NSArray *) _attributeKeys {
1403     return [NSArray arrayWithObjects:
1404         @"baseuri",
1405         @"distribution",
1406         @"host",
1407         @"key",
1408         @"iconuri",
1409         @"label",
1410         @"name",
1411         @"origin",
1412         @"rooturi",
1413         @"sections",
1414         @"shortDescription",
1415         @"trusted",
1416         @"type",
1417         @"version",
1418     nil];
1419 }
1420
1421 - (NSArray *) attributeKeys {
1422     return [[self class] _attributeKeys];
1423 }
1424
1425 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1426     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1427 }
1428
1429 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1430     [self _clear];
1431
1432     trusted_ = index->IsTrusted();
1433
1434     uri_.set(pool, index->GetURI());
1435     distribution_.set(pool, index->GetDist());
1436     type_.set(pool, index->GetType());
1437
1438     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1439     if (dindex != NULL) {
1440         base_.set(pool, dindex->MetaIndexURI(""));
1441
1442         FileFd fd;
1443         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1444             _error->Discard();
1445         else {
1446             pkgTagFile tags(&fd);
1447
1448             pkgTagSection section;
1449             tags.Step(section);
1450
1451             struct {
1452                 const char *name_;
1453                 CYString *value_;
1454             } names[] = {
1455                 {"default-icon", &defaultIcon_},
1456                 {"depiction", &depiction_},
1457                 {"description", &description_},
1458                 {"label", &label_},
1459                 {"origin", &origin_},
1460                 {"support", &support_},
1461                 {"version", &version_},
1462             };
1463
1464             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1465                 const char *start, *end;
1466
1467                 if (section.Find(names[i].name_, start, end)) {
1468                     CYString &value(*names[i].value_);
1469                     value.set(pool, start, end - start);
1470                 }
1471             }
1472         }
1473     }
1474
1475     record_ = [Sources_ objectForKey:[self key]];
1476
1477     NSURL *url([NSURL URLWithString:uri_]);
1478
1479     host_ = [url host];
1480     if (host_ != nil)
1481         host_ = [host_ lowercaseString];
1482
1483     if (host_ != nil)
1484         authority_ = host_;
1485     else
1486         authority_ = [url path];
1487 }
1488
1489 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1490     if ((self = [super init]) != nil) {
1491         era_ = [database era];
1492         database_ = database;
1493         index_ = index;
1494
1495         [self setMetaIndex:index inPool:pool];
1496     } return self;
1497 }
1498
1499 - (NSString *) getField:(NSString *)name {
1500 @synchronized (database_) {
1501     if ([database_ era] != era_ || index_ == NULL)
1502         return nil;
1503
1504     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1505     if (dindex == NULL)
1506         return nil;
1507
1508     FileFd fd;
1509     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1510          _error->Discard();
1511          return nil;
1512     }
1513
1514     pkgTagFile tags(&fd);
1515
1516     pkgTagSection section;
1517     tags.Step(section);
1518
1519     const char *start, *end;
1520     if (!section.Find([name UTF8String], start, end))
1521         return (NSString *) [NSNull null];
1522
1523     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1524 } }
1525
1526 - (NSComparisonResult) compareByName:(Source *)source {
1527     NSString *lhs = [self name];
1528     NSString *rhs = [source name];
1529
1530     if ([lhs length] != 0 && [rhs length] != 0) {
1531         unichar lhc = [lhs characterAtIndex:0];
1532         unichar rhc = [rhs characterAtIndex:0];
1533
1534         if (isalpha(lhc) && !isalpha(rhc))
1535             return NSOrderedAscending;
1536         else if (!isalpha(lhc) && isalpha(rhc))
1537             return NSOrderedDescending;
1538     }
1539
1540     return [lhs compare:rhs options:LaxCompareOptions_];
1541 }
1542
1543 - (NSString *) depictionForPackage:(NSString *)package {
1544     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1545 }
1546
1547 - (NSString *) supportForPackage:(NSString *)package {
1548     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1549 }
1550
1551 - (NSArray *) sections {
1552     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1553 }
1554
1555 - (void) _addSection:(NSString *)section {
1556     if (record_ == nil)
1557         return;
1558     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1559         if (![sections containsObject:section]) {
1560             [sections addObject:section];
1561             Changed_ = true;
1562         }
1563     } else {
1564         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1565         Changed_ = true;
1566     }
1567 }
1568
1569 - (bool) addSection:(NSString *)section {
1570     if (record_ == nil)
1571         return false;
1572
1573     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1574     return true;
1575 }
1576
1577 - (void) _removeSection:(NSString *)section {
1578     if (record_ == nil)
1579         return;
1580
1581     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1582         if ([sections containsObject:section]) {
1583             [sections removeObject:section];
1584             Changed_ = true;
1585         }
1586 }
1587
1588 - (bool) removeSection:(NSString *)section {
1589     if (record_ == nil)
1590         return false;
1591
1592     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1593     return true;
1594 }
1595
1596 - (void) _remove {
1597     [Sources_ removeObjectForKey:[self key]];
1598     Changed_ = true;
1599 }
1600
1601 - (bool) remove {
1602     bool value(record_ != nil);
1603     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1604     return value;
1605 }
1606
1607 - (NSDictionary *) record {
1608     return record_;
1609 }
1610
1611 - (BOOL) trusted {
1612     return trusted_;
1613 }
1614
1615 - (NSString *) rooturi {
1616     return uri_;
1617 }
1618
1619 - (NSString *) distribution {
1620     return distribution_;
1621 }
1622
1623 - (NSString *) type {
1624     return type_;
1625 }
1626
1627 - (NSString *) baseuri {
1628     return base_.empty() ? nil : (id) base_;
1629 }
1630
1631 - (NSString *) iconuri {
1632     if (NSString *base = [self baseuri])
1633         return [base stringByAppendingString:@"CydiaIcon.png"];
1634
1635     return nil;
1636 }
1637
1638 - (NSURL *) iconURL {
1639     if (NSString *uri = [self iconuri])
1640         return [NSURL URLWithString:uri];
1641     return nil;
1642 }
1643
1644 - (NSString *) key {
1645     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1646 }
1647
1648 - (NSString *) host {
1649     return host_;
1650 }
1651
1652 - (NSString *) name {
1653     return origin_.empty() ? (id) authority_ : origin_;
1654 }
1655
1656 - (NSString *) shortDescription {
1657     return description_;
1658 }
1659
1660 - (NSString *) label {
1661     return label_.empty() ? (id) authority_ : label_;
1662 }
1663
1664 - (NSString *) origin {
1665     return origin_;
1666 }
1667
1668 - (NSString *) version {
1669     return version_;
1670 }
1671
1672 - (NSString *) defaultIcon {
1673     return defaultIcon_;
1674 }
1675
1676 @end
1677 /* }}} */
1678 /* CydiaOperation Class {{{ */
1679 @interface CydiaOperation : NSObject {
1680     _H<NSString> operator_;
1681     _H<NSString> value_;
1682 }
1683
1684 - (NSString *) operator;
1685 - (NSString *) value;
1686
1687 @end
1688
1689 @implementation CydiaOperation
1690
1691 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1692     if ((self = [super init]) != nil) {
1693         operator_ = [NSString stringWithUTF8String:_operator];
1694         value_ = [NSString stringWithUTF8String:value];
1695     } return self;
1696 }
1697
1698 + (NSArray *) _attributeKeys {
1699     return [NSArray arrayWithObjects:
1700         @"operator",
1701         @"value",
1702     nil];
1703 }
1704
1705 - (NSArray *) attributeKeys {
1706     return [[self class] _attributeKeys];
1707 }
1708
1709 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1710     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1711 }
1712
1713 - (NSString *) operator {
1714     return operator_;
1715 }
1716
1717 - (NSString *) value {
1718     return value_;
1719 }
1720
1721 @end
1722 /* }}} */
1723 /* CydiaClause Class {{{ */
1724 @interface CydiaClause : NSObject {
1725     _H<NSString> package_;
1726     _H<CydiaOperation> version_;
1727 }
1728
1729 - (NSString *) package;
1730 - (CydiaOperation *) version;
1731
1732 @end
1733
1734 @implementation CydiaClause
1735
1736 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1737     if ((self = [super init]) != nil) {
1738         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1739
1740         if (const char *version = dep.TargetVer())
1741             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1742         else
1743             version_ = (id) [NSNull null];
1744     } return self;
1745 }
1746
1747 + (NSArray *) _attributeKeys {
1748     return [NSArray arrayWithObjects:
1749         @"package",
1750         @"version",
1751     nil];
1752 }
1753
1754 - (NSArray *) attributeKeys {
1755     return [[self class] _attributeKeys];
1756 }
1757
1758 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1759     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1760 }
1761
1762 - (NSString *) package {
1763     return package_;
1764 }
1765
1766 - (CydiaOperation *) version {
1767     return version_;
1768 }
1769
1770 @end
1771 /* }}} */
1772 /* CydiaRelation Class {{{ */
1773 @interface CydiaRelation : NSObject {
1774     _H<NSString> relationship_;
1775     _H<NSMutableArray> clauses_;
1776 }
1777
1778 - (NSString *) relationship;
1779 - (NSArray *) clauses;
1780
1781 @end
1782
1783 @implementation CydiaRelation
1784
1785 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1786     if ((self = [super init]) != nil) {
1787         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1788         clauses_ = [NSMutableArray arrayWithCapacity:8];
1789
1790         pkgCache::DepIterator start;
1791         pkgCache::DepIterator end;
1792         dep.GlobOr(start, end); // ++dep
1793
1794         _forever {
1795             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1796
1797             // yes, seriously. (wtf?)
1798             if (start == end)
1799                 break;
1800             ++start;
1801         }
1802     } return self;
1803 }
1804
1805 + (NSArray *) _attributeKeys {
1806     return [NSArray arrayWithObjects:
1807         @"clauses",
1808         @"relationship",
1809     nil];
1810 }
1811
1812 - (NSArray *) attributeKeys {
1813     return [[self class] _attributeKeys];
1814 }
1815
1816 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1817     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1818 }
1819
1820 - (NSString *) relationship {
1821     return relationship_;
1822 }
1823
1824 - (NSArray *) clauses {
1825     return clauses_;
1826 }
1827
1828 - (void) addClause:(CydiaClause *)clause {
1829     [clauses_ addObject:clause];
1830 }
1831
1832 @end
1833 /* }}} */
1834 /* Package Class {{{ */
1835 struct ParsedPackage {
1836     CYString md5sum_;
1837     CYString tagline_;
1838
1839     CYString architecture_;
1840     CYString icon_;
1841
1842     CYString depiction_;
1843     CYString homepage_;
1844
1845     CYString sponsor_;
1846     CYString author_;
1847
1848     CYString bugs_;
1849     CYString support_;
1850 };
1851
1852 @interface Package : NSObject {
1853     uint32_t era_ : 25;
1854     uint32_t role_ : 3;
1855     uint32_t essential_ : 1;
1856     uint32_t obsolete_ : 1;
1857     uint32_t ignored_ : 1;
1858     uint32_t pooled_ : 1;
1859
1860     apr_pool_t *pool_;
1861
1862     uint32_t rank_;
1863
1864     _transient Database *database_;
1865
1866     pkgCache::VerIterator version_;
1867     pkgCache::PkgIterator iterator_;
1868     pkgCache::VerFileIterator file_;
1869
1870     CYString id_;
1871     CYString name_;
1872
1873     CYString latest_;
1874     CYString installed_;
1875
1876     const char *section_;
1877     _transient NSString *section$_;
1878
1879     _H<Source> source_;
1880
1881     PackageValue *metadata_;
1882     ParsedPackage *parsed_;
1883
1884     _H<NSMutableArray> tags_;
1885 }
1886
1887 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1888 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1889
1890 - (pkgCache::PkgIterator) iterator;
1891 - (void) parse;
1892
1893 - (NSString *) section;
1894 - (NSString *) simpleSection;
1895
1896 - (NSString *) longSection;
1897 - (NSString *) shortSection;
1898
1899 - (NSString *) uri;
1900
1901 - (MIMEAddress *) maintainer;
1902 - (size_t) size;
1903 - (NSString *) longDescription;
1904 - (NSString *) shortDescription;
1905 - (unichar) index;
1906
1907 - (PackageValue *) metadata;
1908 - (time_t) seen;
1909
1910 - (bool) subscribed;
1911 - (bool) setSubscribed:(bool)subscribed;
1912
1913 - (BOOL) ignored;
1914
1915 - (NSString *) latest;
1916 - (NSString *) installed;
1917 - (BOOL) uninstalled;
1918
1919 - (BOOL) valid;
1920 - (BOOL) upgradableAndEssential:(BOOL)essential;
1921 - (BOOL) essential;
1922 - (BOOL) broken;
1923 - (BOOL) unfiltered;
1924 - (BOOL) visible;
1925
1926 - (BOOL) half;
1927 - (BOOL) halfConfigured;
1928 - (BOOL) halfInstalled;
1929 - (BOOL) hasMode;
1930 - (NSString *) mode;
1931
1932 - (NSString *) id;
1933 - (NSString *) name;
1934 - (UIImage *) icon;
1935 - (NSString *) homepage;
1936 - (NSString *) depiction;
1937 - (MIMEAddress *) author;
1938
1939 - (NSString *) support;
1940
1941 - (NSArray *) files;
1942 - (NSArray *) warnings;
1943 - (NSArray *) applications;
1944
1945 - (Source *) source;
1946
1947 - (uint32_t) rank;
1948 - (BOOL) matches:(NSArray *)query;
1949
1950 - (bool) hasSupportingRole;
1951 - (BOOL) hasTag:(NSString *)tag;
1952 - (NSString *) primaryPurpose;
1953 - (NSArray *) purposes;
1954 - (bool) isCommercial;
1955
1956 - (void) setIndex:(size_t)index;
1957
1958 - (CYString &) cyname;
1959
1960 - (uint32_t) compareBySection:(NSArray *)sections;
1961
1962 - (void) install;
1963 - (void) remove;
1964
1965 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1966 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1967 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1968 - (bool) isVisibleInSection:(NSString *)section;
1969 - (bool) isVisibleInSource:(Source *)source;
1970
1971 @end
1972
1973 uint32_t PackageChangesRadix(Package *self, void *) {
1974     union {
1975         uint32_t key;
1976
1977         struct {
1978             uint32_t timestamp : 30;
1979             uint32_t ignored : 1;
1980             uint32_t upgradable : 1;
1981         } bits;
1982     } value;
1983
1984     bool upgradable([self upgradableAndEssential:YES]);
1985     value.bits.upgradable = upgradable ? 1 : 0;
1986
1987     if (upgradable) {
1988         value.bits.timestamp = 0;
1989         value.bits.ignored = [self ignored] ? 0 : 1;
1990         value.bits.upgradable = 1;
1991     } else {
1992         value.bits.timestamp = [self seen] >> 2;
1993         value.bits.ignored = 0;
1994         value.bits.upgradable = 0;
1995     }
1996
1997     return _not(uint32_t) - value.key;
1998 }
1999
2000 uint32_t PackagePrefixRadix(Package *self, void *context) {
2001     size_t offset(reinterpret_cast<size_t>(context));
2002     CYString &name([self cyname]);
2003
2004     size_t size(name.size());
2005     if (size == 0)
2006         return 0;
2007     char *text(name.data());
2008
2009     size_t zeros;
2010     if (!isdigit(text[0]))
2011         zeros = 0;
2012     else {
2013         size_t digits(1);
2014         while (size != digits && isdigit(text[digits]))
2015             if (++digits == 4)
2016                 break;
2017         zeros = 4 - digits;
2018     }
2019
2020     uint8_t data[4];
2021
2022     if (offset == 0 && zeros != 0) {
2023         memset(data, '0', zeros);
2024         memcpy(data + zeros, text, 4 - zeros);
2025     } else {
2026         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2027         if (size <= offset - zeros)
2028             return 0;
2029
2030         text += offset - zeros;
2031         size -= offset - zeros;
2032
2033         if (size >= 4)
2034             memcpy(data, text, 4);
2035         else {
2036             memcpy(data, text, size);
2037             memset(data + size, 0, 4 - size);
2038         }
2039
2040         for (size_t i(0); i != 4; ++i)
2041             if (isalpha(data[i]))
2042                 data[i] |= 0x20;
2043     }
2044
2045     if (offset == 0)
2046         if (data[0] == '@')
2047             data[0] = 0x7f;
2048         else
2049             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2050
2051     /* XXX: ntohl may be more honest */
2052     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2053 }
2054
2055 CYString &(*PackageName)(Package *self, SEL sel);
2056
2057 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2058     _profile(PackageNameCompare)
2059         CYString &lhi(PackageName(lhs, @selector(cyname)));
2060         CYString &rhi(PackageName(rhs, @selector(cyname)));
2061         CFStringRef lhn(lhi), rhn(rhi);
2062
2063         if (lhn == NULL)
2064             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2065         else if (rhn == NULL)
2066             return NSOrderedDescending;
2067
2068         _profile(PackageNameCompare$NumbersLast)
2069             if (!lhi.empty() && !rhi.empty()) {
2070                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2071                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2072                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2073                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2074                     return lha ? NSOrderedAscending : NSOrderedDescending;
2075             }
2076         _end
2077
2078         CFIndex length = CFStringGetLength(lhn);
2079
2080         _profile(PackageNameCompare$Compare)
2081             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2082         _end
2083     _end
2084 }
2085
2086 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2087     return PackageNameCompare(*lhs, *rhs, context);
2088 }
2089
2090 struct PackageNameOrdering :
2091     std::binary_function<Package *, Package *, bool>
2092 {
2093     _finline bool operator ()(Package *lhs, Package *rhs) const {
2094         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2095     }
2096 };
2097
2098 @implementation Package
2099
2100 - (NSString *) description {
2101     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2102 }
2103
2104 - (void) dealloc {
2105     if (!pooled_)
2106         apr_pool_destroy(pool_);
2107     if (parsed_ != NULL)
2108         delete parsed_;
2109     [super dealloc];
2110 }
2111
2112 + (NSString *) webScriptNameForSelector:(SEL)selector {
2113     if (false);
2114     else if (selector == @selector(clear))
2115         return @"clear";
2116     else if (selector == @selector(getField:))
2117         return @"getField";
2118     else if (selector == @selector(hasTag:))
2119         return @"hasTag";
2120     else if (selector == @selector(install))
2121         return @"install";
2122     else if (selector == @selector(remove))
2123         return @"remove";
2124     else
2125         return nil;
2126 }
2127
2128 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2129     return [self webScriptNameForSelector:selector] == nil;
2130 }
2131
2132 + (NSArray *) _attributeKeys {
2133     return [NSArray arrayWithObjects:
2134         @"applications",
2135         @"architecture",
2136         @"author",
2137         @"depiction",
2138         @"essential",
2139         @"homepage",
2140         @"icon",
2141         @"id",
2142         @"installed",
2143         @"latest",
2144         @"longDescription",
2145         @"longSection",
2146         @"maintainer",
2147         @"md5sum",
2148         @"mode",
2149         @"name",
2150         @"purposes",
2151         @"relations",
2152         @"section",
2153         @"selection",
2154         @"shortDescription",
2155         @"shortSection",
2156         @"simpleSection",
2157         @"size",
2158         @"source",
2159         @"sponsor",
2160         @"state",
2161         @"support",
2162         @"tags",
2163         @"warnings",
2164     nil];
2165 }
2166
2167 - (NSArray *) attributeKeys {
2168     return [[self class] _attributeKeys];
2169 }
2170
2171 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2172     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2173 }
2174
2175 - (NSArray *) relations {
2176 @synchronized (database_) {
2177     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2178     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2179         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2180     return relations;
2181 } }
2182
2183 - (NSString *) architecture {
2184     [self parse];
2185 @synchronized (database_) {
2186     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2187 } }
2188
2189 - (NSString *) getField:(NSString *)name {
2190 @synchronized (database_) {
2191     if ([database_ era] != era_ || file_.end())
2192         return nil;
2193
2194     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2195
2196     const char *start, *end;
2197     if (!parser.Find([name UTF8String], start, end))
2198         return (NSString *) [NSNull null];
2199
2200     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2201 } }
2202
2203 - (void) parse {
2204     if (parsed_ != NULL)
2205         return;
2206 @synchronized (database_) {
2207     if ([database_ era] != era_ || file_.end())
2208         return;
2209
2210     ParsedPackage *parsed(new ParsedPackage);
2211     parsed_ = parsed;
2212
2213     _profile(Package$parse)
2214         pkgRecords::Parser *parser;
2215
2216         _profile(Package$parse$Lookup)
2217             parser = &[database_ records]->Lookup(file_);
2218         _end
2219
2220         CYString website;
2221
2222         _profile(Package$parse$Find)
2223             struct {
2224                 const char *name_;
2225                 CYString *value_;
2226             } names[] = {
2227                 {"architecture", &parsed->architecture_},
2228                 {"icon", &parsed->icon_},
2229                 {"depiction", &parsed->depiction_},
2230                 {"homepage", &parsed->homepage_},
2231                 {"website", &website},
2232                 {"bugs", &parsed->bugs_},
2233                 {"support", &parsed->support_},
2234                 {"sponsor", &parsed->sponsor_},
2235                 {"author", &parsed->author_},
2236                 {"md5sum", &parsed->md5sum_},
2237             };
2238
2239             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2240                 const char *start, *end;
2241
2242                 if (parser->Find(names[i].name_, start, end)) {
2243                     CYString &value(*names[i].value_);
2244                     _profile(Package$parse$Value)
2245                         value.set(pool_, start, end - start);
2246                     _end
2247                 }
2248             }
2249         _end
2250
2251         _profile(Package$parse$Tagline)
2252             const char *start, *end;
2253             if (parser->ShortDesc(start, end)) {
2254                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2255                 if (stop == NULL)
2256                     stop = end;
2257                 while (stop != start && stop[-1] == '\r')
2258                     --stop;
2259                 parsed->tagline_.set(pool_, start, stop - start);
2260             }
2261         _end
2262
2263         _profile(Package$parse$Retain)
2264             if (parsed->homepage_.empty())
2265                 parsed->homepage_ = website;
2266             if (parsed->homepage_ == parsed->depiction_)
2267                 parsed->homepage_.clear();
2268         _end
2269     _end
2270 } }
2271
2272 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2273     if ((self = [super init]) != nil) {
2274     _profile(Package$initWithVersion)
2275         if (pool == NULL)
2276             apr_pool_create(&pool_, NULL);
2277         else {
2278             pool_ = pool;
2279             pooled_ = true;
2280         }
2281
2282         database_ = database;
2283         era_ = [database era];
2284
2285         version_ = version;
2286
2287         pkgCache::PkgIterator iterator(version.ParentPkg());
2288         iterator_ = iterator;
2289
2290         _profile(Package$initWithVersion$Version)
2291             if (!version_.end())
2292                 file_ = version_.FileList();
2293             else {
2294                 pkgCache &cache([database_ cache]);
2295                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2296             }
2297         _end
2298
2299         _profile(Package$initWithVersion$Cache)
2300             name_.set(NULL, iterator.Display());
2301
2302             latest_.set(NULL, StripVersion_(version_.VerStr()));
2303
2304             pkgCache::VerIterator current(iterator.CurrentVer());
2305             if (!current.end())
2306                 installed_.set(NULL, StripVersion_(current.VerStr()));
2307         _end
2308
2309         _profile(Package$initWithVersion$Tags)
2310             pkgCache::TagIterator tag(iterator.TagList());
2311             if (!tag.end()) {
2312                 tags_ = [NSMutableArray arrayWithCapacity:8];
2313                 do {
2314                     const char *name(tag.Name());
2315                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2316
2317                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2318                         if (strcmp(name + 6, "enduser") == 0)
2319                             role_ = 1;
2320                         else if (strcmp(name + 6, "hacker") == 0)
2321                             role_ = 2;
2322                         else if (strcmp(name + 6, "developer") == 0)
2323                             role_ = 3;
2324                         else if (strcmp(name + 6, "cydia") == 0)
2325                             role_ = 7;
2326                         else
2327                             role_ = 4;
2328                     }
2329
2330                     if (strncmp(name, "cydia::", 7) == 0) {
2331                         if (strcmp(name + 7, "essential") == 0)
2332                             essential_ = true;
2333                         else if (strcmp(name + 7, "obsolete") == 0)
2334                             obsolete_ = true;
2335                     }
2336
2337                     ++tag;
2338                 } while (!tag.end());
2339             }
2340         _end
2341
2342         _profile(Package$initWithVersion$Metadata)
2343             const char *mixed(iterator.Name());
2344             size_t size(strlen(mixed));
2345             char lower[size + 1];
2346
2347             for (size_t i(0); i != size; ++i)
2348                 lower[i] = mixed[i] | 0x20;
2349             lower[size] = '\0';
2350
2351             PackageValue *metadata(PackageFind(lower, size));
2352             metadata_ = metadata;
2353
2354             id_.set(NULL, metadata->name_, size);
2355
2356             const char *latest(version_.VerStr());
2357             size_t length(strlen(latest));
2358
2359             uint16_t vhash(hashlittle(latest, length));
2360
2361             size_t capped(std::min<size_t>(8, length));
2362             latest = latest + length - capped;
2363
2364             if (metadata->first_ == 0)
2365                 metadata->first_ = now_;
2366
2367             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2368                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2369                 metadata->vhash_ = vhash;
2370                 metadata->last_ = now_;
2371             } else if (metadata->last_ == 0)
2372                 metadata->last_ = metadata->first_;
2373         _end
2374
2375         _profile(Package$initWithVersion$Section)
2376             section_ = iterator.Section();
2377         _end
2378
2379         _profile(Package$initWithVersion$Flags)
2380             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2381             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2382         _end
2383     _end } return self;
2384 }
2385
2386 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2387     pkgCache::VerIterator version;
2388
2389     _profile(Package$packageWithIterator$GetCandidateVer)
2390         version = [database policy]->GetCandidateVer(iterator);
2391     _end
2392
2393     if (version.end())
2394         return nil;
2395
2396     Package *package;
2397
2398     _profile(Package$packageWithIterator$Allocate)
2399         package = [Package allocWithZone:zone];
2400     _end
2401
2402     _profile(Package$packageWithIterator$Initialize)
2403         package = [package
2404             initWithVersion:version
2405             withZone:zone
2406             inPool:pool
2407             database:database
2408         ];
2409     _end
2410
2411     _profile(Package$packageWithIterator$Autorelease)
2412         package = [package autorelease];
2413     _end
2414
2415     return package;
2416 }
2417
2418 - (pkgCache::PkgIterator) iterator {
2419     return iterator_;
2420 }
2421
2422 - (NSString *) section {
2423     if (section$_ == nil) {
2424         if (section_ == NULL)
2425             return nil;
2426
2427         _profile(Package$section$mappedSectionForPointer)
2428             section$_ = [database_ mappedSectionForPointer:section_];
2429         _end
2430     } return section$_;
2431 }
2432
2433 - (NSString *) simpleSection {
2434     if (NSString *section = [self section])
2435         return Simplify(section);
2436     else
2437         return nil;
2438 }
2439
2440 - (NSString *) longSection {
2441     return LocalizeSection([self section]);
2442 }
2443
2444 - (NSString *) shortSection {
2445     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2446 }
2447
2448 - (NSString *) uri {
2449     return nil;
2450 #if 0
2451     pkgIndexFile *index;
2452     pkgCache::PkgFileIterator file(file_.File());
2453     if (![database_ list].FindIndex(file, index))
2454         return nil;
2455     return [NSString stringWithUTF8String:iterator_->Path];
2456     //return [NSString stringWithUTF8String:file.Site()];
2457     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2458 #endif
2459 }
2460
2461 - (MIMEAddress *) maintainer {
2462 @synchronized (database_) {
2463     if ([database_ era] != era_ || file_.end())
2464         return nil;
2465
2466     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2467     const std::string &maintainer(parser->Maintainer());
2468     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2469 } }
2470
2471 - (NSString *) md5sum {
2472     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2473 }
2474
2475 - (size_t) size {
2476 @synchronized (database_) {
2477     if ([database_ era] != era_ || version_.end())
2478         return 0;
2479
2480     return version_->InstalledSize;
2481 } }
2482
2483 - (NSString *) longDescription {
2484 @synchronized (database_) {
2485     if ([database_ era] != era_ || file_.end())
2486         return nil;
2487
2488     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2489     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2490
2491     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2492     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2493     if ([lines count] < 2)
2494         return nil;
2495
2496     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2497     for (size_t i(1), e([lines count]); i != e; ++i) {
2498         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2499         [trimmed addObject:trim];
2500     }
2501
2502     return [trimmed componentsJoinedByString:@"\n"];
2503 } }
2504
2505 - (NSString *) shortDescription {
2506     if (parsed_ != NULL)
2507         return static_cast<NSString *>(parsed_->tagline_);
2508
2509 @synchronized (database_) {
2510     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2511
2512     const char *start, *end;
2513     if (!parser.ShortDesc(start, end))
2514         return nil;
2515
2516     if (end - start > 200)
2517         end = start + 200;
2518
2519     /*
2520     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2521         end = stop;
2522
2523     while (end != start && end[-1] == '\r')
2524         --end;
2525     */
2526
2527     return [(id) CYStringCreate(start, end - start) autorelease];
2528 } }
2529
2530 - (unichar) index {
2531     _profile(Package$index)
2532         CFStringRef name((CFStringRef) [self name]);
2533         if (CFStringGetLength(name) == 0)
2534             return '#';
2535         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2536         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2537             return '#';
2538         return toupper(character);
2539     _end
2540 }
2541
2542 - (PackageValue *) metadata {
2543     return metadata_;
2544 }
2545
2546 - (time_t) seen {
2547     PackageValue *metadata([self metadata]);
2548     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2549 }
2550
2551 - (bool) subscribed {
2552     return [self metadata]->subscribed_;
2553 }
2554
2555 - (bool) setSubscribed:(bool)subscribed {
2556     PackageValue *metadata([self metadata]);
2557     if (metadata->subscribed_ == subscribed)
2558         return false;
2559     metadata->subscribed_ = subscribed;
2560     return true;
2561 }
2562
2563 - (BOOL) ignored {
2564     return ignored_;
2565 }
2566
2567 - (NSString *) latest {
2568     return latest_;
2569 }
2570
2571 - (NSString *) installed {
2572     return installed_;
2573 }
2574
2575 - (BOOL) uninstalled {
2576     return installed_.empty();
2577 }
2578
2579 - (BOOL) valid {
2580     return !version_.end();
2581 }
2582
2583 - (BOOL) upgradableAndEssential:(BOOL)essential {
2584     _profile(Package$upgradableAndEssential)
2585         pkgCache::VerIterator current(iterator_.CurrentVer());
2586         if (current.end())
2587             return essential && essential_;
2588         else
2589             return !version_.end() && version_ != current;
2590     _end
2591 }
2592
2593 - (BOOL) essential {
2594     return essential_;
2595 }
2596
2597 - (BOOL) broken {
2598     return [database_ cache][iterator_].InstBroken();
2599 }
2600
2601 - (BOOL) unfiltered {
2602     _profile(Package$unfiltered$obsolete)
2603         if (_unlikely(obsolete_))
2604             return false;
2605     _end
2606
2607     _profile(Package$unfiltered$hasSupportingRole)
2608         if (_unlikely(![self hasSupportingRole]))
2609             return false;
2610     _end
2611
2612     return true;
2613 }
2614
2615 - (BOOL) visible {
2616     if (![self unfiltered])
2617         return false;
2618
2619     NSString *section;
2620
2621     _profile(Package$visible$section)
2622         section = [self section];
2623     _end
2624
2625     _profile(Package$visible$isSectionVisible)
2626         if (!isSectionVisible(section))
2627             return false;
2628     _end
2629
2630     return true;
2631 }
2632
2633 - (BOOL) half {
2634     unsigned char current(iterator_->CurrentState);
2635     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2636 }
2637
2638 - (BOOL) halfConfigured {
2639     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2640 }
2641
2642 - (BOOL) halfInstalled {
2643     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2644 }
2645
2646 - (BOOL) hasMode {
2647 @synchronized (database_) {
2648     if ([database_ era] != era_ || iterator_.end())
2649         return nil;
2650
2651     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2652     return state.Mode != pkgDepCache::ModeKeep;
2653 } }
2654
2655 - (NSString *) mode {
2656 @synchronized (database_) {
2657     if ([database_ era] != era_ || iterator_.end())
2658         return nil;
2659
2660     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2661
2662     switch (state.Mode) {
2663         case pkgDepCache::ModeDelete:
2664             if ((state.iFlags & pkgDepCache::Purge) != 0)
2665                 return @"PURGE";
2666             else
2667                 return @"REMOVE";
2668         case pkgDepCache::ModeKeep:
2669             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2670                 return @"REINSTALL";
2671             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2672                 return nil;*/
2673             else
2674                 return nil;
2675         case pkgDepCache::ModeInstall:
2676             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2677                 return @"REINSTALL";
2678             else*/ switch (state.Status) {
2679                 case -1:
2680                     return @"DOWNGRADE";
2681                 case 0:
2682                     return @"INSTALL";
2683                 case 1:
2684                     return @"UPGRADE";
2685                 case 2:
2686                     return @"NEW_INSTALL";
2687                 _nodefault
2688             }
2689         _nodefault
2690     }
2691 } }
2692
2693 - (NSString *) id {
2694     return id_;
2695 }
2696
2697 - (NSString *) name {
2698     return name_.empty() ? id_ : name_;
2699 }
2700
2701 - (UIImage *) icon {
2702     NSString *section = [self simpleSection];
2703
2704     UIImage *icon(nil);
2705     if (parsed_ != NULL)
2706         if (NSString *href = parsed_->icon_)
2707             if ([href hasPrefix:@"file:///"])
2708                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2709     if (icon == nil) if (section != nil)
2710         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2711     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2712         if ([dicon hasPrefix:@"file:///"])
2713             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2714     if (icon == nil)
2715         icon = [UIImage applicationImageNamed:@"unknown.png"];
2716     return icon;
2717 }
2718
2719 - (NSString *) homepage {
2720     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2721 }
2722
2723 - (NSString *) depiction {
2724     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2725 }
2726
2727 - (MIMEAddress *) sponsor {
2728     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2729 }
2730
2731 - (MIMEAddress *) author {
2732     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2733 }
2734
2735 - (NSString *) support {
2736     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2737 }
2738
2739 - (NSArray *) files {
2740     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2741     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2742
2743     std::ifstream fin;
2744     fin.open([path UTF8String]);
2745     if (!fin.is_open())
2746         return nil;
2747
2748     std::string line;
2749     while (std::getline(fin, line))
2750         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2751
2752     return files;
2753 }
2754
2755 - (NSString *) state {
2756 @synchronized (database_) {
2757     if ([database_ era] != era_ || file_.end())
2758         return nil;
2759
2760     switch (iterator_->CurrentState) {
2761         case pkgCache::State::NotInstalled:
2762             return @"NotInstalled";
2763         case pkgCache::State::UnPacked:
2764             return @"UnPacked";
2765         case pkgCache::State::HalfConfigured:
2766             return @"HalfConfigured";
2767         case pkgCache::State::HalfInstalled:
2768             return @"HalfInstalled";
2769         case pkgCache::State::ConfigFiles:
2770             return @"ConfigFiles";
2771         case pkgCache::State::Installed:
2772             return @"Installed";
2773         case pkgCache::State::TriggersAwaited:
2774             return @"TriggersAwaited";
2775         case pkgCache::State::TriggersPending:
2776             return @"TriggersPending";
2777     }
2778
2779     return (NSString *) [NSNull null];
2780 } }
2781
2782 - (NSString *) selection {
2783 @synchronized (database_) {
2784     if ([database_ era] != era_ || file_.end())
2785         return nil;
2786
2787     switch (iterator_->SelectedState) {
2788         case pkgCache::State::Unknown:
2789             return @"Unknown";
2790         case pkgCache::State::Install:
2791             return @"Install";
2792         case pkgCache::State::Hold:
2793             return @"Hold";
2794         case pkgCache::State::DeInstall:
2795             return @"DeInstall";
2796         case pkgCache::State::Purge:
2797             return @"Purge";
2798     }
2799
2800     return (NSString *) [NSNull null];
2801 } }
2802
2803 - (NSArray *) warnings {
2804     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2805     const char *name(iterator_.Name());
2806
2807     size_t length(strlen(name));
2808     if (length < 2) invalid:
2809         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2810     else for (size_t i(0); i != length; ++i)
2811         if (
2812             /* XXX: technically this is not allowed */
2813             (name[i] < 'A' || name[i] > 'Z') &&
2814             (name[i] < 'a' || name[i] > 'z') &&
2815             (name[i] < '0' || name[i] > '9') &&
2816             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2817         ) goto invalid;
2818
2819     if (strcmp(name, "cydia") != 0) {
2820         bool cydia = false;
2821         bool user = false;
2822         bool _private = false;
2823         bool stash = false;
2824
2825         bool repository = [[self section] isEqualToString:@"Repositories"];
2826
2827         if (NSArray *files = [self files])
2828             for (NSString *file in files)
2829                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2830                     cydia = true;
2831                 else if (!user && [file isEqualToString:@"/User"])
2832                     user = true;
2833                 else if (!_private && [file isEqualToString:@"/private"])
2834                     _private = true;
2835                 else if (!stash && [file isEqualToString:@"/var/stash"])
2836                     stash = true;
2837
2838         /* XXX: this is not sensitive enough. only some folders are valid. */
2839         if (cydia && !repository)
2840             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2841         if (user)
2842             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2843         if (_private)
2844             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2845         if (stash)
2846             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2847     }
2848
2849     return [warnings count] == 0 ? nil : warnings;
2850 }
2851
2852 - (NSArray *) applications {
2853     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2854
2855     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2856
2857     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2858     if (NSArray *files = [self files])
2859         for (NSString *file in files)
2860             if (application_r(file)) {
2861                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2862                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2863                 if ([id isEqualToString:me])
2864                     continue;
2865
2866                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2867                 if (display == nil)
2868                     display = application_r[1];
2869
2870                 NSString *bundle([file stringByDeletingLastPathComponent]);
2871                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2872                 if (icon == nil || [icon length] == 0)
2873                     icon = @"icon.png";
2874                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2875
2876                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2877                 [applications addObject:application];
2878
2879                 [application addObject:id];
2880                 [application addObject:display];
2881                 [application addObject:url];
2882             }
2883
2884     return [applications count] == 0 ? nil : applications;
2885 }
2886
2887 - (Source *) source {
2888     if (source_ == nil) {
2889         @synchronized (database_) {
2890             if ([database_ era] != era_ || file_.end())
2891                 source_ = (Source *) [NSNull null];
2892             else
2893                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2894         }
2895     }
2896
2897     return source_ == (Source *) [NSNull null] ? nil : source_;
2898 }
2899
2900 - (uint32_t) rank {
2901     return rank_;
2902 }
2903
2904 - (BOOL) matches:(NSArray *)query {
2905     if (query == nil || [query count] == 0)
2906         return NO;
2907
2908     rank_ = 0;
2909
2910     NSString *string;
2911     NSRange range;
2912     NSUInteger length;
2913
2914     string = [self name];
2915     length = [string length];
2916
2917     for (NSString *term in query) {
2918         range = [string rangeOfString:term options:MatchCompareOptions_];
2919         if (range.location != NSNotFound)
2920             rank_ -= 6 * 1000000 / length;
2921     }
2922
2923     if (rank_ == 0) {
2924         string = [self id];
2925         length = [string length];
2926
2927         for (NSString *term in query) {
2928             range = [string rangeOfString:term options:MatchCompareOptions_];
2929             if (range.location != NSNotFound)
2930                 rank_ -= 6 * 1000000 / length;
2931         }
2932     }
2933
2934     string = [self shortDescription];
2935     length = [string length];
2936     NSUInteger stop(std::min<NSUInteger>(length, 200));
2937
2938     for (NSString *term in query) {
2939         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2940         if (range.location != NSNotFound)
2941             rank_ -= 2 * 100000;
2942     }
2943
2944     return rank_ != 0;
2945 }
2946
2947 - (bool) hasSupportingRole {
2948     if (role_ == 0)
2949         return true;
2950     if (role_ == 1)
2951         return true;
2952     if ([Role_ isEqualToString:@"User"])
2953         return false;
2954     if (role_ == 2)
2955         return true;
2956     if ([Role_ isEqualToString:@"Hacker"])
2957         return false;
2958     if (role_ == 3)
2959         return true;
2960     if ([Role_ isEqualToString:@"Developer"])
2961         return false;
2962     _assert(false);
2963 }
2964
2965 - (NSArray *) tags {
2966     return tags_;
2967 }
2968
2969 - (BOOL) hasTag:(NSString *)tag {
2970     return tags_ == nil ? NO : [tags_ containsObject:tag];
2971 }
2972
2973 - (NSString *) primaryPurpose {
2974     for (NSString *tag in (NSArray *) tags_)
2975         if ([tag hasPrefix:@"purpose::"])
2976             return [tag substringFromIndex:9];
2977     return nil;
2978 }
2979
2980 - (NSArray *) purposes {
2981     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2982     for (NSString *tag in (NSArray *) tags_)
2983         if ([tag hasPrefix:@"purpose::"])
2984             [purposes addObject:[tag substringFromIndex:9]];
2985     return [purposes count] == 0 ? nil : purposes;
2986 }
2987
2988 - (bool) isCommercial {
2989     return [self hasTag:@"cydia::commercial"];
2990 }
2991
2992 - (void) setIndex:(size_t)index {
2993     if (metadata_->index_ != index)
2994         metadata_->index_ = index;
2995 }
2996
2997 - (CYString &) cyname {
2998     return name_.empty() ? id_ : name_;
2999 }
3000
3001 - (uint32_t) compareBySection:(NSArray *)sections {
3002     NSString *section([self section]);
3003     for (size_t i(0), e([sections count]); i != e; ++i) {
3004         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3005             return i;
3006     }
3007
3008     return _not(uint32_t);
3009 }
3010
3011 - (void) clear {
3012 @synchronized (database_) {
3013     pkgProblemResolver *resolver = [database_ resolver];
3014     resolver->Clear(iterator_);
3015
3016     pkgCacheFile &cache([database_ cache]);
3017     cache->SetReInstall(iterator_, false);
3018     cache->MarkKeep(iterator_, false);
3019 } }
3020
3021 - (void) install {
3022 @synchronized (database_) {
3023     pkgProblemResolver *resolver = [database_ resolver];
3024     resolver->Clear(iterator_);
3025     resolver->Protect(iterator_);
3026
3027     pkgCacheFile &cache([database_ cache]);
3028     cache->SetReInstall(iterator_, false);
3029     cache->MarkInstall(iterator_, false);
3030
3031     pkgDepCache::StateCache &state((*cache)[iterator_]);
3032     if (!state.Install())
3033         cache->SetReInstall(iterator_, true);
3034 } }
3035
3036 - (void) remove {
3037 @synchronized (database_) {
3038     pkgProblemResolver *resolver = [database_ resolver];
3039     resolver->Clear(iterator_);
3040     resolver->Remove(iterator_);
3041     resolver->Protect(iterator_);
3042
3043     pkgCacheFile &cache([database_ cache]);
3044     cache->SetReInstall(iterator_, false);
3045     cache->MarkDelete(iterator_, true);
3046 } }
3047
3048 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3049     _profile(Package$isUnfilteredAndSearchedForBy)
3050         bool value(true);
3051
3052         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3053             value &= [self unfiltered];
3054         _end
3055
3056         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3057             value &= [self matches:query];
3058         _end
3059
3060         return value;
3061     _end
3062 }
3063
3064 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3065     if ([search length] == 0)
3066         return false;
3067
3068     _profile(Package$isUnfilteredAndSelectedForBy)
3069         bool value(true);
3070
3071         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3072             value &= [self unfiltered];
3073         _end
3074
3075         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3076             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3077         _end
3078
3079         return value;
3080     _end
3081 }
3082
3083 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3084     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3085 }
3086
3087 - (bool) isVisibleInSection:(NSString *)name {
3088     NSString *section([self section]);
3089
3090     return (
3091         name == nil ||
3092         section == nil && [name length] == 0 ||
3093         [name isEqualToString:section]
3094     ) && [self visible];
3095 }
3096
3097 - (bool) isVisibleInSource:(Source *)source {
3098     return [self source] == source && [self visible];
3099 }
3100
3101 @end
3102 /* }}} */
3103 /* Section Class {{{ */
3104 @interface Section : NSObject {
3105     _H<NSString> name_;
3106     unichar index_;
3107     size_t row_;
3108     size_t count_;
3109     _H<NSString> localized_;
3110 }
3111
3112 - (NSComparisonResult) compareByLocalized:(Section *)section;
3113 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3114 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3115 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3116 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3117 - (NSString *) name;
3118 - (unichar) index;
3119
3120 - (size_t) row;
3121 - (size_t) count;
3122
3123 - (void) addToRow;
3124 - (void) addToCount;
3125
3126 - (void) setCount:(size_t)count;
3127 - (NSString *) localized;
3128
3129 @end
3130
3131 @implementation Section
3132
3133 - (NSComparisonResult) compareByLocalized:(Section *)section {
3134     NSString *lhs(localized_);
3135     NSString *rhs([section localized]);
3136
3137     /*if ([lhs length] != 0 && [rhs length] != 0) {
3138         unichar lhc = [lhs characterAtIndex:0];
3139         unichar rhc = [rhs characterAtIndex:0];
3140
3141         if (isalpha(lhc) && !isalpha(rhc))
3142             return NSOrderedAscending;
3143         else if (!isalpha(lhc) && isalpha(rhc))
3144             return NSOrderedDescending;
3145     }*/
3146
3147     return [lhs compare:rhs options:LaxCompareOptions_];
3148 }
3149
3150 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3151     if ((self = [self initWithName:name localize:NO]) != nil) {
3152         if (localized != nil)
3153             localized_ = localized;
3154     } return self;
3155 }
3156
3157 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3158     return [self initWithName:name row:0 localize:localize];
3159 }
3160
3161 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3162     if ((self = [super init]) != nil) {
3163         name_ = name;
3164         index_ = '\0';
3165         row_ = row;
3166         if (localize)
3167             localized_ = LocalizeSection(name_);
3168     } return self;
3169 }
3170
3171 /* XXX: localize the index thingees */
3172 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3173     if ((self = [super init]) != nil) {
3174         name_ = [NSString stringWithCharacters:&index length:1];
3175         index_ = index;
3176         row_ = row;
3177     } return self;
3178 }
3179
3180 - (NSString *) name {
3181     return name_;
3182 }
3183
3184 - (unichar) index {
3185     return index_;
3186 }
3187
3188 - (size_t) row {
3189     return row_;
3190 }
3191
3192 - (size_t) count {
3193     return count_;
3194 }
3195
3196 - (void) addToRow {
3197     ++row_;
3198 }
3199
3200 - (void) addToCount {
3201     ++count_;
3202 }
3203
3204 - (void) setCount:(size_t)count {
3205     count_ = count;
3206 }
3207
3208 - (NSString *) localized {
3209     return localized_;
3210 }
3211
3212 @end
3213 /* }}} */
3214
3215 class CydiaLogCleaner :
3216     public pkgArchiveCleaner
3217 {
3218   protected:
3219     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3220         unlink(File);
3221     }
3222 };
3223
3224 /* Database Implementation {{{ */
3225 @implementation Database
3226
3227 + (Database *) sharedInstance {
3228     static _H<Database> instance;
3229     if (instance == nil)
3230         instance = [[[Database alloc] init] autorelease];
3231     return instance;
3232 }
3233
3234 - (unsigned) era {
3235     return era_;
3236 }
3237
3238 - (void) releasePackages {
3239     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3240     CFArrayRemoveAllValues(packages_);
3241 }
3242
3243 - (void) dealloc {
3244     // XXX: actually implement this thing
3245     _assert(false);
3246     [self releasePackages];
3247     apr_pool_destroy(pool_);
3248     NSRecycleZone(zone_);
3249     [super dealloc];
3250 }
3251
3252 - (void) _readCydia:(NSNumber *)fd {
3253     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3254     std::istream is(&ib);
3255     std::string line;
3256
3257     static Pcre finish_r("^finish:([^:]*)$");
3258
3259     while (std::getline(is, line)) {
3260         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3261
3262         const char *data(line.c_str());
3263         size_t size = line.size();
3264         lprintf("C:%s\n", data);
3265
3266         if (finish_r(data, size)) {
3267             NSString *finish = finish_r[1];
3268             int index = [Finishes_ indexOfObject:finish];
3269             if (index != INT_MAX && index > Finish_)
3270                 Finish_ = index;
3271         }
3272
3273         [pool release];
3274     }
3275
3276     _assume(false);
3277 }
3278
3279 - (void) _readStatus:(NSNumber *)fd {
3280     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3281     std::istream is(&ib);
3282     std::string line;
3283
3284     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3285     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3286
3287     while (std::getline(is, line)) {
3288         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3289
3290         const char *data(line.c_str());
3291         size_t size(line.size());
3292         lprintf("S:%s\n", data);
3293
3294         if (conffile_r(data, size)) {
3295             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3296             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3297         } else if (strncmp(data, "status: ", 8) == 0) {
3298             // status: <package>: {unpacked,half-configured,installed}
3299             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3300             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3301         } else if (strncmp(data, "processing: ", 12) == 0) {
3302             // processing: configure: config-test
3303             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3304             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3305         } else if (pmstatus_r(data, size)) {
3306             std::string type([pmstatus_r[1] UTF8String]);
3307
3308             NSString *package = pmstatus_r[2];
3309             if ([package isEqualToString:@"dpkg-exec"])
3310                 package = nil;
3311
3312             float percent([pmstatus_r[3] floatValue]);
3313             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3314
3315             NSString *string = pmstatus_r[4];
3316
3317             if (type == "pmerror") {
3318                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3319                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3320             } else if (type == "pmstatus") {
3321                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3322                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3323             } else if (type == "pmconffile")
3324                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3325             else
3326                 lprintf("E:unknown pmstatus\n");
3327         } else
3328             lprintf("E:unknown status\n");
3329
3330         [pool release];
3331     }
3332
3333     _assume(false);
3334 }
3335
3336 - (void) _readOutput:(NSNumber *)fd {
3337     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3338     std::istream is(&ib);
3339     std::string line;
3340
3341     while (std::getline(is, line)) {
3342         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3343
3344         lprintf("O:%s\n", line.c_str());
3345
3346         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3347         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3348
3349         [pool release];
3350     }
3351
3352     _assume(false);
3353 }
3354
3355 - (FILE *) input {
3356     return input_;
3357 }
3358
3359 - (Package *) packageWithName:(NSString *)name {
3360     if (name == nil)
3361         return nil;
3362 @synchronized (self) {
3363     if (static_cast<pkgDepCache *>(cache_) == NULL)
3364         return nil;
3365     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3366     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3367 } }
3368
3369 - (id) init {
3370     if ((self = [super init]) != nil) {
3371         policy_ = NULL;
3372         records_ = NULL;
3373         resolver_ = NULL;
3374         fetcher_ = NULL;
3375         lock_ = NULL;
3376
3377         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3378         apr_pool_create(&pool_, NULL);
3379
3380         size_t capacity(MetaFile_->active_);
3381         if (capacity == 0)
3382             capacity = 16384;
3383         else
3384             capacity += 1024;
3385
3386         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3387         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3388
3389         int fds[2];
3390
3391         _assert(pipe(fds) != -1);
3392         cydiafd_ = fds[1];
3393
3394         _config->Set("APT::Keep-Fds::", cydiafd_);
3395         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3396
3397         [NSThread
3398             detachNewThreadSelector:@selector(_readCydia:)
3399             toTarget:self
3400             withObject:[NSNumber numberWithInt:fds[0]]
3401         ];
3402
3403         _assert(pipe(fds) != -1);
3404         statusfd_ = fds[1];
3405
3406         [NSThread
3407             detachNewThreadSelector:@selector(_readStatus:)
3408             toTarget:self
3409             withObject:[NSNumber numberWithInt:fds[0]]
3410         ];
3411
3412         _assert(pipe(fds) != -1);
3413         _assert(dup2(fds[0], 0) != -1);
3414         _assert(close(fds[0]) != -1);
3415
3416         input_ = fdopen(fds[1], "a");
3417
3418         _assert(pipe(fds) != -1);
3419         _assert(dup2(fds[1], 1) != -1);
3420         _assert(close(fds[1]) != -1);
3421
3422         [NSThread
3423             detachNewThreadSelector:@selector(_readOutput:)
3424             toTarget:self
3425             withObject:[NSNumber numberWithInt:fds[0]]
3426         ];
3427     } return self;
3428 }
3429
3430 - (pkgCacheFile &) cache {
3431     return cache_;
3432 }
3433
3434 - (pkgDepCache::Policy *) policy {
3435     return policy_;
3436 }
3437
3438 - (pkgRecords *) records {
3439     return records_;
3440 }
3441
3442 - (pkgProblemResolver *) resolver {
3443     return resolver_;
3444 }
3445
3446 - (pkgAcquire &) fetcher {
3447     return *fetcher_;
3448 }
3449
3450 - (pkgSourceList &) list {
3451     return *list_;
3452 }
3453
3454 - (NSArray *) packages {
3455     return (NSArray *) packages_;
3456 }
3457
3458 - (NSArray *) sources {
3459     return sourceList_;
3460 }
3461
3462 - (Source *) sourceWithKey:(NSString *)key {
3463     for (Source *source in [self sources]) {
3464         if ([[source key] isEqualToString:key])
3465             return source;
3466     } return nil;
3467 }
3468
3469 - (bool) popErrorWithTitle:(NSString *)title {
3470     bool fatal(false);
3471
3472     while (!_error->empty()) {
3473         std::string error;
3474         bool warning(!_error->PopMessage(error));
3475         if (!warning)
3476             fatal = true;
3477
3478         for (;;) {
3479             size_t size(error.size());
3480             if (size == 0 || error[size - 1] != '\n')
3481                 break;
3482             error.resize(size - 1);
3483         }
3484
3485         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3486
3487         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3488         if (warning && no_pubkey(error.c_str()))
3489             continue;
3490
3491         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3492     }
3493
3494     return fatal;
3495 }
3496
3497 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3498     return [self popErrorWithTitle:title] || !success;
3499 }
3500
3501 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3502 @synchronized (self) {
3503     ++era_;
3504
3505     [self releasePackages];
3506
3507     sourceMap_.clear();
3508     [sourceList_ removeAllObjects];
3509
3510     _error->Discard();
3511
3512     delete list_;
3513     list_ = NULL;
3514     manager_ = NULL;
3515     delete lock_;
3516     lock_ = NULL;
3517     delete fetcher_;
3518     fetcher_ = NULL;
3519     delete resolver_;
3520     resolver_ = NULL;
3521     delete records_;
3522     records_ = NULL;
3523     delete policy_;
3524     policy_ = NULL;
3525
3526     cache_.Close();
3527
3528     apr_pool_clear(pool_);
3529
3530     NSRecycleZone(zone_);
3531     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3532
3533     int chk(creat("/tmp/cydia.chk", 0644));
3534     if (chk != -1)
3535         close(chk);
3536
3537     if (invocation != nil)
3538         [invocation invoke];
3539
3540     NSString *title(UCLocalize("DATABASE"));
3541
3542     _trace();
3543     OpProgress progress;
3544     while (!cache_.Open(progress, true)) { pop:
3545         std::string error;
3546         bool warning(!_error->PopMessage(error));
3547         lprintf("cache_.Open():[%s]\n", error.c_str());
3548
3549         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3550             [delegate_ repairWithSelector:@selector(configure)];
3551         else if (error == "The package lists or status file could not be parsed or opened.")
3552             [delegate_ repairWithSelector:@selector(update)];
3553         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3554         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3555         // else if (error == "Malformed Status line")
3556         // else if (error == "The list of sources could not be read.")
3557         else {
3558             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3559             return;
3560         }
3561
3562         if (warning)
3563             goto pop;
3564         _error->Discard();
3565     }
3566     _trace();
3567
3568     unlink("/tmp/cydia.chk");
3569
3570     now_ = [[NSDate date] timeIntervalSince1970];
3571
3572     policy_ = new pkgDepCache::Policy();
3573     records_ = new pkgRecords(cache_);
3574     resolver_ = new pkgProblemResolver(cache_);
3575     fetcher_ = new pkgAcquire(&status_);
3576     lock_ = NULL;
3577
3578     list_ = new pkgSourceList();
3579     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3580         return;
3581
3582     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3583         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3584         return;
3585     }
3586
3587     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3588         return;
3589
3590     if (cache_->BrokenCount() != 0) {
3591         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3592             return;
3593
3594         if (cache_->BrokenCount() != 0) {
3595             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3596             return;
3597         }
3598
3599         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3600             return;
3601     }
3602
3603     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3604         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3605         [sourceList_ addObject:object];
3606
3607         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3608         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3609             // XXX: this could be more intelligent
3610             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3611                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3612                 if (!cached.end())
3613                     sourceMap_[cached->ID] = object;
3614             }
3615     }
3616
3617     {
3618         /*std::vector<Package *> packages;
3619         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3620         packages_ = nil;*/
3621
3622         _trace();
3623
3624         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3625             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3626                 //packages.push_back(package);
3627                 CFArrayAppendValue(packages_, CFRetain(package));
3628
3629         _trace();
3630
3631         /*if (packages.empty())
3632             packages_ = [[NSArray alloc] init];
3633         else
3634             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3635         _trace();*/
3636
3637         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3638         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3639         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3640
3641         /*_trace();
3642         PrintTimes();
3643         _trace();*/
3644
3645         _trace();
3646
3647         /*if (!packages.empty())
3648             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3649         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3650
3651         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3652
3653         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3654
3655         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3656
3657         _trace();
3658
3659         size_t count(CFArrayGetCount(packages_));
3660         MetaFile_->active_ = count;
3661
3662         for (size_t index(0); index != count; ++index)
3663             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3664
3665         _trace();
3666     }
3667 } }
3668
3669 - (void) clear {
3670 @synchronized (self) {
3671     delete resolver_;
3672     resolver_ = new pkgProblemResolver(cache_);
3673
3674     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3675         if (!cache_[iterator].Keep())
3676             cache_->MarkKeep(iterator, false);
3677         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3678             cache_->SetReInstall(iterator, false);
3679 } }
3680
3681 - (void) configure {
3682     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3683     _trace();
3684     system([dpkg UTF8String]);
3685     _trace();
3686 }
3687
3688 - (bool) clean {
3689 @synchronized (self) {
3690     // XXX: I don't remember this condition
3691     if (lock_ != NULL)
3692         return false;
3693
3694     FileFd Lock;
3695     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3696
3697     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3698
3699     if ([self popErrorWithTitle:title])
3700         return false;
3701
3702     pkgAcquire fetcher;
3703     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3704
3705     CydiaLogCleaner cleaner;
3706     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3707         return false;
3708
3709     return true;
3710 } }
3711
3712 - (bool) prepare {
3713     fetcher_->Shutdown();
3714
3715     pkgRecords records(cache_);
3716
3717     lock_ = new FileFd();
3718     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3719
3720     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3721
3722     if ([self popErrorWithTitle:title])
3723         return false;
3724
3725     pkgSourceList list;
3726     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3727         return false;
3728
3729     manager_ = (_system->CreatePM(cache_));
3730     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3731         return false;
3732
3733     return true;
3734 }
3735
3736 - (void) perform {
3737     bool substrate(RestartSubstrate_);
3738     RestartSubstrate_ = false;
3739
3740     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3741
3742     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3743         pkgSourceList list;
3744         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3745             return;
3746         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3747             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3748     }
3749
3750     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3751
3752     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3753         _trace();
3754         [self popErrorWithTitle:title];
3755         return;
3756     }
3757
3758     bool failed = false;
3759     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3760         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3761             continue;
3762         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3763             continue;
3764
3765         failed = true;
3766     }
3767
3768     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3769
3770     if (failed) {
3771         _trace();
3772         return;
3773     }
3774
3775     if (substrate)
3776         RestartSubstrate_ = true;
3777
3778     _system->UnLock();
3779     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3780
3781     if (_error->PendingError()) {
3782         _trace();
3783         return;
3784     }
3785
3786     if (result == pkgPackageManager::Failed) {
3787         _trace();
3788         return;
3789     }
3790
3791     if (result != pkgPackageManager::Completed) {
3792         _trace();
3793         return;
3794     }
3795
3796     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3797         pkgSourceList list;
3798         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3799             return;
3800         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3801             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3802     }
3803
3804     if (![before isEqualToArray:after])
3805         [self update];
3806 }
3807
3808 - (bool) upgrade {
3809     NSString *title(UCLocalize("UPGRADE"));
3810     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3811         return false;
3812     return true;
3813 }
3814
3815 - (void) update {
3816     [self updateWithStatus:status_];
3817 }
3818
3819 - (void) updateWithStatus:(Status &)status {
3820     NSString *title(UCLocalize("REFRESHING_DATA"));
3821
3822     pkgSourceList list;
3823     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3824         return;
3825
3826     FileFd lock;
3827     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3828     if ([self popErrorWithTitle:title])
3829         return;
3830
3831     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3832
3833     bool success(ListUpdate(status, list, PulseInterval_));
3834     if (status.WasCancelled())
3835         _error->Discard();
3836     else {
3837         [self popErrorWithTitle:title forOperation:success];
3838         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3839         Changed_ = true;
3840     }
3841
3842     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3843 }
3844
3845 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3846     delegate_ = delegate;
3847 }
3848
3849 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3850     progress_ = delegate;
3851     status_.setDelegate(delegate);
3852 }
3853
3854 - (NSObject<ProgressDelegate> *) progressDelegate {
3855     return progress_;
3856 }
3857
3858 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3859     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3860     return i == sourceMap_.end() ? nil : i->second;
3861 }
3862
3863 - (NSString *) mappedSectionForPointer:(const char *)section {
3864     _H<NSString> *mapped;
3865
3866     _profile(Database$mappedSectionForPointer$Cache)
3867         mapped = &sections_[section];
3868     _end
3869
3870     if (*mapped == NULL) {
3871         size_t length(strlen(section));
3872         char spaced[length + 1];
3873
3874         _profile(Database$mappedSectionForPointer$Replace)
3875             for (size_t index(0); index != length; ++index)
3876                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3877             spaced[length] = '\0';
3878         _end
3879
3880         NSString *string;
3881
3882         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3883             string = [NSString stringWithUTF8String:spaced];
3884         _end
3885
3886         _profile(Database$mappedSectionForPointer$Map)
3887             string = [SectionMap_ objectForKey:string] ?: string;
3888         _end
3889
3890         *mapped = string;
3891     } return *mapped;
3892 }
3893
3894 @end
3895 /* }}} */
3896
3897 static _H<NSMutableSet> Diversions_;
3898
3899 @interface Diversion : NSObject {
3900     Pcre pattern_;
3901     _H<NSString> key_;
3902     _H<NSString> format_;
3903 }
3904
3905 @end
3906
3907 @implementation Diversion
3908
3909 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3910     if ((self = [super init]) != nil) {
3911         pattern_ = [from UTF8String];
3912         key_ = from;
3913         format_ = to;
3914     } return self;
3915 }
3916
3917 - (NSString *) divert:(NSString *)url {
3918     return !pattern_(url) ? nil : pattern_->*format_;
3919 }
3920
3921 + (NSURL *) divertURL:(NSURL *)url {
3922   divert:
3923     NSString *href([url absoluteString]);
3924
3925     for (Diversion *diversion in (id) Diversions_)
3926         if (NSString *diverted = [diversion divert:href]) {
3927 #if !ForRelease
3928             NSLog(@"div: %@", diverted);
3929 #endif
3930             url = [NSURL URLWithString:diverted];
3931             goto divert;
3932         }
3933
3934     return url;
3935 }
3936
3937 - (NSString *) key {
3938     return key_;
3939 }
3940
3941 - (NSUInteger) hash {
3942     return [key_ hash];
3943 }
3944
3945 - (BOOL) isEqual:(Diversion *)object {
3946     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3947 }
3948
3949 @end
3950
3951 @interface CydiaObject : NSObject {
3952     _H<IndirectDelegate> indirect_;
3953     _transient id delegate_;
3954 }
3955
3956 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3957
3958 @end
3959
3960 @class CydiaObject;
3961
3962 @interface CydiaWebViewController : CyteWebViewController {
3963     _H<CydiaObject> cydia_;
3964 }
3965
3966 + (void) addDiversion:(Diversion *)diversion;
3967 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
3968 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
3969 - (void) setDelegate:(id)delegate;
3970
3971 @end
3972
3973 /* Web Scripting {{{ */
3974 @implementation CydiaObject
3975
3976 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3977     if ((self = [super init]) != nil) {
3978         indirect_ = indirect;
3979     } return self;
3980 }
3981
3982 - (void) setDelegate:(id)delegate {
3983     delegate_ = delegate;
3984 }
3985
3986 + (NSArray *) _attributeKeys {
3987     return [NSArray arrayWithObjects:
3988         @"bbsnum",
3989         @"build",
3990         @"coreFoundationVersionNumber",
3991         @"device",
3992         @"ecid",
3993         @"firmware",
3994         @"hostname",
3995         @"idiom",
3996         @"mcc",
3997         @"mnc",
3998         @"model",
3999         @"operator",
4000         @"role",
4001         @"serial",
4002         @"token",
4003         @"version",
4004     nil];
4005 }
4006
4007 - (NSArray *) attributeKeys {
4008     return [[self class] _attributeKeys];
4009 }
4010
4011 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4012     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4013 }
4014
4015 - (NSString *) version {
4016     return Cydia_;
4017 }
4018
4019 - (NSString *) build {
4020     return System_;
4021 }
4022
4023 - (NSString *) coreFoundationVersionNumber {
4024     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4025 }
4026
4027 - (NSString *) device {
4028     return [[UIDevice currentDevice] uniqueIdentifier];
4029 }
4030
4031 - (NSString *) firmware {
4032     return [[UIDevice currentDevice] systemVersion];
4033 }
4034
4035 - (NSString *) hostname {
4036     return [[UIDevice currentDevice] name];
4037 }
4038
4039 - (NSString *) idiom {
4040     return (id) Idiom_ ?: [NSNull null];
4041 }
4042
4043 - (NSString *) mcc {
4044     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4045         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4046     return nil;
4047 }
4048
4049 - (NSString *) mnc {
4050     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4051         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4052     return nil;
4053 }
4054
4055 - (NSString *) operator {
4056     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4057         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4058     return nil;
4059 }
4060
4061 - (NSString *) bbsnum {
4062     return (id) BBSNum_ ?: [NSNull null];
4063 }
4064
4065 - (NSString *) ecid {
4066     return (id) ChipID_ ?: [NSNull null];
4067 }
4068
4069 - (NSString *) serial {
4070     return SerialNumber_;
4071 }
4072
4073 - (NSString *) role {
4074     return (id) Role_ ?: [NSNull null];
4075 }
4076
4077 - (NSString *) model {
4078     return [NSString stringWithUTF8String:Machine_];
4079 }
4080
4081 - (NSString *) token {
4082     return (id) Token_ ?: [NSNull null];
4083 }
4084
4085 + (NSString *) webScriptNameForSelector:(SEL)selector {
4086     if (false);
4087     else if (selector == @selector(addBridgedHost:))
4088         return @"addBridgedHost";
4089     else if (selector == @selector(addInsecureHost:))
4090         return @"addInsecureHost";
4091     else if (selector == @selector(addInternalRedirect::))
4092         return @"addInternalRedirect";
4093     else if (selector == @selector(addPipelinedHost:scheme:))
4094         return @"addPipelinedHost";
4095     else if (selector == @selector(addSource:::))
4096         return @"addSource";
4097     else if (selector == @selector(addTokenHost:))
4098         return @"addTokenHost";
4099     else if (selector == @selector(addTrivialSource:))
4100         return @"addTrivialSource";
4101     else if (selector == @selector(close))
4102         return @"close";
4103     else if (selector == @selector(du:))
4104         return @"du";
4105     else if (selector == @selector(stringWithFormat:arguments:))
4106         return @"format";
4107     else if (selector == @selector(getAllSources))
4108         return @"getAllSourcs";
4109     else if (selector == @selector(getKernelNumber:))
4110         return @"getKernelNumber";
4111     else if (selector == @selector(getKernelString:))
4112         return @"getKernelString";
4113     else if (selector == @selector(getInstalledPackages))
4114         return @"getInstalledPackages";
4115     else if (selector == @selector(getIORegistryEntry::))
4116         return @"getIORegistryEntry";
4117     else if (selector == @selector(getLocaleIdentifier))
4118         return @"getLocaleIdentifier";
4119     else if (selector == @selector(getPreferredLanguages))
4120         return @"getPreferredLanguages";
4121     else if (selector == @selector(getPackageById:))
4122         return @"getPackageById";
4123     else if (selector == @selector(getMetadataKeys))
4124         return @"getMetadataKeys";
4125     else if (selector == @selector(getMetadataValue:))
4126         return @"getMetadataValue";
4127     else if (selector == @selector(getSessionValue:))
4128         return @"getSessionValue";
4129     else if (selector == @selector(installPackages:))
4130         return @"installPackages";
4131     else if (selector == @selector(isReachable:))
4132         return @"isReachable";
4133     else if (selector == @selector(localizedStringForKey:value:table:))
4134         return @"localize";
4135     else if (selector == @selector(popViewController:))
4136         return @"popViewController";
4137     else if (selector == @selector(refreshSources))
4138         return @"refreshSources";
4139     else if (selector == @selector(removeButton))
4140         return @"removeButton";
4141     else if (selector == @selector(saveConfig))
4142         return @"saveConfig";
4143     else if (selector == @selector(setMetadataValue::))
4144         return @"setMetadataValue";
4145     else if (selector == @selector(setSessionValue::))
4146         return @"setSessionValue";
4147     else if (selector == @selector(setShowPromoted:))
4148         return @"setShowPromoted";
4149     else if (selector == @selector(substitutePackageNames:))
4150         return @"substitutePackageNames";
4151     else if (selector == @selector(scrollToBottom:))
4152         return @"scrollToBottom";
4153     else if (selector == @selector(setAllowsNavigationAction:))
4154         return @"setAllowsNavigationAction";
4155     else if (selector == @selector(setBadgeValue:))
4156         return @"setBadgeValue";
4157     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4158         return @"setButtonImage";
4159     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4160         return @"setButtonTitle";
4161     else if (selector == @selector(setHidesBackButton:))
4162         return @"setHidesBackButton";
4163     else if (selector == @selector(setHidesNavigationBar:))
4164         return @"setHidesNavigationBar";
4165     else if (selector == @selector(setNavigationBarStyle:))
4166         return @"setNavigationBarStyle";
4167     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4168         return @"setNavigationBarTintColor";
4169     else if (selector == @selector(setPasteboardString:))
4170         return @"setPasteboardString";
4171     else if (selector == @selector(setPasteboardURL:))
4172         return @"setPasteboardURL";
4173     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4174         return @"setScrollAlwaysBounceVertical";
4175     else if (selector == @selector(setScrollIndicatorStyle:))
4176         return @"setScrollIndicatorStyle";
4177     else if (selector == @selector(setToken:))
4178         return @"setToken";
4179     else if (selector == @selector(setViewportWidth:))
4180         return @"setViewportWidth";
4181     else if (selector == @selector(statfs:))
4182         return @"statfs";
4183     else if (selector == @selector(supports:))
4184         return @"supports";
4185     else if (selector == @selector(unload))
4186         return @"unload";
4187     else
4188         return nil;
4189 }
4190
4191 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4192     return [self webScriptNameForSelector:selector] == nil;
4193 }
4194
4195 - (BOOL) supports:(NSString *)feature {
4196     return [feature isEqualToString:@"window.open"];
4197 }
4198
4199 - (void) unload {
4200     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4201 }
4202
4203 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4204     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4205 }
4206
4207 - (void) setScrollIndicatorStyle:(NSString *)style {
4208     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4209 }
4210
4211 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4212     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4213 }
4214
4215 - (NSNumber *) getKernelNumber:(NSString *)name {
4216     const char *string([name UTF8String]);
4217
4218     size_t size;
4219     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4220         return (id) [NSNull null];
4221
4222     if (size != sizeof(int))
4223         return (id) [NSNull null];
4224
4225     int value;
4226     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4227         return (id) [NSNull null];
4228
4229     return [NSNumber numberWithInt:value];
4230 }
4231
4232 - (NSString *) getKernelString:(NSString *)name {
4233     const char *string([name UTF8String]);
4234
4235     size_t size;
4236     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4237         return (id) [NSNull null];
4238
4239     char value[size + 1];
4240     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4241         return (id) [NSNull null];
4242
4243     // XXX: just in case you request something ludicrous
4244     value[size] = '\0';
4245
4246     return [NSString stringWithCString:value];
4247 }
4248
4249 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4250     NSObject *value(CYIOGetValue([path UTF8String], entry));
4251
4252     if (value != nil)
4253         if ([value isKindOfClass:[NSData class]])
4254             value = CYHex((NSData *) value);
4255
4256     return value;
4257 }
4258
4259 - (NSArray *) getMetadataKeys {
4260 @synchronized (Values_) {
4261     return [Values_ allKeys];
4262 } }
4263
4264 - (void) _setShowPromoted:(NSNumber *)value {
4265     [Metadata_ setObject:value forKey:@"ShowPromoted"];
4266     Changed_ = true;
4267 }
4268
4269 - (void) setShowPromoted:(NSNumber *)value {
4270     [self performSelectorOnMainThread:@selector(_setShowPromoted:) withObject:value waitUntilDone:NO];
4271 }
4272
4273 - (id) getMetadataValue:(NSString *)key {
4274 @synchronized (Values_) {
4275     return [Values_ objectForKey:key];
4276 } }
4277
4278 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4279 @synchronized (Values_) {
4280     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4281         [Values_ removeObjectForKey:key];
4282     else
4283         [Values_ setObject:value forKey:key];
4284
4285     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4286 } }
4287
4288 - (id) getSessionValue:(NSString *)key {
4289 @synchronized (SessionData_) {
4290     return [SessionData_ objectForKey:key];
4291 } }
4292
4293 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4294 @synchronized (SessionData_) {
4295     if (value == (id) [WebUndefined undefined])
4296         [SessionData_ removeObjectForKey:key];
4297     else
4298         [SessionData_ setObject:value forKey:key];
4299 } }
4300
4301 - (void) addBridgedHost:(NSString *)host {
4302 @synchronized (HostConfig_) {
4303     [BridgedHosts_ addObject:host];
4304 } }
4305
4306 - (void) addInsecureHost:(NSString *)host {
4307 @synchronized (HostConfig_) {
4308     [InsecureHosts_ addObject:host];
4309 } }
4310
4311 - (void) addTokenHost:(NSString *)host {
4312 @synchronized (HostConfig_) {
4313     [TokenHosts_ addObject:host];
4314 } }
4315
4316 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4317 @synchronized (HostConfig_) {
4318     if (scheme != (id) [WebUndefined undefined])
4319         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4320
4321     [PipelinedHosts_ addObject:host];
4322 } }
4323
4324 - (void) popViewController:(NSNumber *)value {
4325     if (value == (id) [WebUndefined undefined])
4326         value = [NSNumber numberWithBool:YES];
4327     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4328 }
4329
4330 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4331     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4332
4333     for (NSString *section in sections)
4334         [array addObject:section];
4335
4336     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4337         @"deb", @"Type",
4338         href, @"URI",
4339         distribution, @"Distribution",
4340         array, @"Sections",
4341     nil] waitUntilDone:NO];
4342 }
4343
4344 - (void) addTrivialSource:(NSString *)href {
4345     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4346 }
4347
4348 - (void) refreshSources {
4349     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4350 }
4351
4352 - (void) saveConfig {
4353     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4354 }
4355
4356 - (NSArray *) getAllSources {
4357     return [[Database sharedInstance] sources];
4358 }
4359
4360 - (NSArray *) getInstalledPackages {
4361     Database *database([Database sharedInstance]);
4362 @synchronized (database) {
4363     NSArray *packages([database packages]);
4364     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4365     for (Package *package in packages)
4366         if (![package uninstalled])
4367             [installed addObject:package];
4368     return installed;
4369 } }
4370
4371 - (Package *) getPackageById:(NSString *)id {
4372     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4373         [package parse];
4374         return package;
4375     } else
4376         return (Package *) [NSNull null];
4377 }
4378
4379 - (NSString *) getLocaleIdentifier {
4380     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4381 }
4382
4383 - (NSArray *) getPreferredLanguages {
4384     return Languages_;
4385 }
4386
4387 - (NSArray *) statfs:(NSString *)path {
4388     struct statfs stat;
4389
4390     if (path == nil || statfs([path UTF8String], &stat) == -1)
4391         return nil;
4392
4393     return [NSArray arrayWithObjects:
4394         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4395         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4396         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4397     nil];
4398 }
4399
4400 - (NSNumber *) du:(NSString *)path {
4401     NSNumber *value(nil);
4402
4403     int fds[2];
4404     _assert(pipe(fds) != -1);
4405
4406     pid_t pid(ExecFork());
4407     if (pid == 0) {
4408         _assert(dup2(fds[1], 1) != -1);
4409         _assert(close(fds[0]) != -1);
4410         _assert(close(fds[1]) != -1);
4411         /* XXX: this should probably not use du */
4412         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4413         exit(1);
4414         _assert(false);
4415     }
4416
4417     _assert(close(fds[1]) != -1);
4418
4419     if (FILE *du = fdopen(fds[0], "r")) {
4420         char line[1024];
4421         while (fgets(line, sizeof(line), du) != NULL) {
4422             size_t length(strlen(line));
4423             while (length != 0 && line[length - 1] == '\n')
4424                 line[--length] = '\0';
4425             if (char *tab = strchr(line, '\t')) {
4426                 *tab = '\0';
4427                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4428             }
4429         }
4430
4431         fclose(du);
4432     } else _assert(close(fds[0]));
4433
4434     ReapZombie(pid);
4435
4436     return value;
4437 }
4438
4439 - (void) close {
4440     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4441 }
4442
4443 - (NSNumber *) isReachable:(NSString *)name {
4444     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4445 }
4446
4447 - (void) installPackages:(NSArray *)packages {
4448     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4449 }
4450
4451 - (NSString *) substitutePackageNames:(NSString *)message {
4452     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4453     for (size_t i(0), e([words count]); i != e; ++i) {
4454         NSString *word([words objectAtIndex:i]);
4455         if (Package *package = [[Database sharedInstance] packageWithName:word])
4456             [words replaceObjectAtIndex:i withObject:[package name]];
4457     }
4458
4459     return [words componentsJoinedByString:@" "];
4460 }
4461
4462 - (void) removeButton {
4463     [indirect_ removeButton];
4464 }
4465
4466 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4467     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4468 }
4469
4470 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4471     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4472 }
4473
4474 - (void) setBadgeValue:(id)value {
4475     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4476 }
4477
4478 - (void) setAllowsNavigationAction:(NSString *)value {
4479     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4480 }
4481
4482 - (void) setHidesBackButton:(NSString *)value {
4483     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4484 }
4485
4486 - (void) setHidesNavigationBar:(NSString *)value {
4487     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4488 }
4489
4490 - (void) setNavigationBarStyle:(NSString *)value {
4491     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4492 }
4493
4494 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4495     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4496     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4497     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4498 }
4499
4500 - (void) setPasteboardString:(NSString *)value {
4501     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4502 }
4503
4504 - (void) setPasteboardURL:(NSString *)value {
4505     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4506 }
4507
4508 - (void) _setToken:(NSString *)token {
4509     Token_ = token;
4510
4511     if (token == nil)
4512         [Metadata_ removeObjectForKey:@"Token"];
4513     else
4514         [Metadata_ setObject:Token_ forKey:@"Token"];
4515
4516     Changed_ = true;
4517 }
4518
4519 - (void) setToken:(NSString *)token {
4520     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4521 }
4522
4523 - (void) scrollToBottom:(NSNumber *)animated {
4524     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4525 }
4526
4527 - (void) setViewportWidth:(float)width {
4528     [indirect_ setViewportWidthOnMainThread:width];
4529 }
4530
4531 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4532     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4533     unsigned count([arguments count]);
4534     id values[count];
4535     for (unsigned i(0); i != count; ++i)
4536         values[i] = [arguments objectAtIndex:i];
4537     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4538 }
4539
4540 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4541     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4542         value = nil;
4543     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4544         table = nil;
4545     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4546 }
4547
4548 @end
4549 /* }}} */
4550
4551 @interface NSURL (CydiaSecure)
4552 @end
4553
4554 @implementation NSURL (CydiaSecure)
4555
4556 - (bool) isCydiaSecure {
4557     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4558         return true;
4559
4560     @synchronized (HostConfig_) {
4561         if ([InsecureHosts_ containsObject:[self host]])
4562             return true;
4563     }
4564
4565     return false;
4566 }
4567
4568 @end
4569
4570 /* Cydia Browser Controller {{{ */
4571 @implementation CydiaWebViewController
4572
4573 - (NSURL *) navigationURL {
4574     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4575 }
4576
4577 + (void) _initialize {
4578     [super _initialize];
4579
4580     Diversions_ = [NSMutableSet setWithCapacity:0];
4581 }
4582
4583 + (void) addDiversion:(Diversion *)diversion {
4584     [Diversions_ addObject:diversion];
4585 }
4586
4587 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4588     [super webView:view didClearWindowObject:window forFrame:frame];
4589     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4590 }
4591
4592 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4593     WebDataSource *source([frame dataSource]);
4594     NSURLResponse *response([source response]);
4595     NSURL *url([response URL]);
4596     NSString *scheme([[url scheme] lowercaseString]);
4597
4598     bool bridged(false);
4599
4600     @synchronized (HostConfig_) {
4601         if ([scheme isEqualToString:@"file"])
4602             bridged = true;
4603         else if ([scheme isEqualToString:@"https"])
4604             if ([BridgedHosts_ containsObject:[url host]])
4605                 bridged = true;
4606     }
4607
4608     if (bridged)
4609         [window setValue:cydia forKey:@"cydia"];
4610 }
4611
4612 - (void) _setupMail:(MFMailComposeViewController *)controller {
4613     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4614
4615     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4616     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4617 }
4618
4619 - (NSURL *) URLWithURL:(NSURL *)url {
4620     return [Diversion divertURL:url];
4621 }
4622
4623 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4624     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4625 }
4626
4627 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4628     NSMutableURLRequest *copy([request mutableCopy]);
4629
4630     NSURL *url([copy URL]);
4631     NSString *host([url host]);
4632
4633     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4634         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4635     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4636         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4637
4638     bool bridged;
4639     bool token;
4640
4641     @synchronized (HostConfig_) {
4642         bridged = [BridgedHosts_ containsObject:host];
4643         token = [TokenHosts_ containsObject:host];
4644     }
4645
4646     if ([url isCydiaSecure]) {
4647         if (bridged) {
4648             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4649                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4650         } else if (token) {
4651             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4652                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4653         }
4654     }
4655
4656     return copy;
4657 }
4658
4659 - (void) setDelegate:(id)delegate {
4660     [super setDelegate:delegate];
4661     [cydia_ setDelegate:delegate];
4662 }
4663
4664 - (NSString *) applicationNameForUserAgent {
4665     return UserAgent_;
4666 }
4667
4668 - (id) init {
4669     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4670         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4671     } return self;
4672 }
4673
4674 @end
4675
4676 @interface AppCacheController : CydiaWebViewController {
4677 }
4678
4679 @end
4680
4681 @implementation AppCacheController
4682
4683 - (void) didReceiveMemoryWarning {
4684     // XXX: this doesn't work
4685 }
4686
4687 - (bool) retainsNetworkActivityIndicator {
4688     return false;
4689 }
4690
4691 @end
4692 /* }}} */
4693
4694 // CydiaScript {{{
4695 @interface NSObject (CydiaScript)
4696 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4697 @end
4698
4699 @implementation NSObject (CydiaScript)
4700
4701 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4702     return self;
4703 }
4704
4705 @end
4706
4707 @implementation NSArray (CydiaScript)
4708
4709 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4710     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4711     for (size_t i(0), e([self count]); i != e; ++i)
4712         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4713     return object;
4714 }
4715
4716 @end
4717
4718 @implementation NSDictionary (CydiaScript)
4719
4720 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4721     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4722     for (id i in self)
4723         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4724     return object;
4725 }
4726
4727 @end
4728 // }}}
4729
4730 /* Confirmation Controller {{{ */
4731 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4732     if (!iterator.end())
4733         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4734             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4735                 continue;
4736             pkgCache::PkgIterator package(dep.TargetPkg());
4737             if (package.end())
4738                 continue;
4739             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4740                 return true;
4741         }
4742
4743     return false;
4744 }
4745
4746 @protocol ConfirmationControllerDelegate
4747 - (void) cancelAndClear:(bool)clear;
4748 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4749 - (void) queue;
4750 @end
4751
4752 @interface ConfirmationController : CydiaWebViewController {
4753     _transient Database *database_;
4754
4755     _H<UIAlertView> essential_;
4756
4757     _H<NSDictionary> changes_;
4758     _H<NSMutableArray> issues_;
4759     _H<NSDictionary> sizes_;
4760
4761     BOOL substrate_;
4762 }
4763
4764 - (id) initWithDatabase:(Database *)database;
4765
4766 @end
4767
4768 @implementation ConfirmationController
4769
4770 - (void) complete {
4771     if (substrate_)
4772         RestartSubstrate_ = true;
4773     [delegate_ confirmWithNavigationController:[self navigationController]];
4774 }
4775
4776 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4777     NSString *context([alert context]);
4778
4779     if ([context isEqualToString:@"remove"]) {
4780         if (button == [alert cancelButtonIndex])
4781             [self dismissModalViewControllerAnimated:YES];
4782         else if (button == [alert firstOtherButtonIndex]) {
4783             [self complete];
4784         }
4785
4786         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4787     } else if ([context isEqualToString:@"unable"]) {
4788         [self dismissModalViewControllerAnimated:YES];
4789         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4790     } else {
4791         [super alertView:alert clickedButtonAtIndex:button];
4792     }
4793 }
4794
4795 - (void) _doContinue {
4796     [delegate_ cancelAndClear:NO];
4797     [self dismissModalViewControllerAnimated:YES];
4798 }
4799
4800 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4801     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4802     return nil;
4803 }
4804
4805 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4806     [super webView:view didClearWindowObject:window forFrame:frame];
4807
4808     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4809         (id) changes_, @"changes",
4810         (id) issues_, @"issues",
4811         (id) sizes_, @"sizes",
4812         self, @"queue",
4813     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4814 }
4815
4816 - (id) initWithDatabase:(Database *)database {
4817     if ((self = [super init]) != nil) {
4818         database_ = database;
4819
4820         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4821         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4822         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4823         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4824         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4825
4826         bool remove(false);
4827
4828         pkgCacheFile &cache([database_ cache]);
4829         NSArray *packages([database_ packages]);
4830         pkgDepCache::Policy *policy([database_ policy]);
4831
4832         issues_ = [NSMutableArray arrayWithCapacity:4];
4833
4834         for (Package *package in packages) {
4835             pkgCache::PkgIterator iterator([package iterator]);
4836             NSString *name([package id]);
4837
4838             if ([package broken]) {
4839                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4840
4841                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4842                     name, @"package",
4843                     reasons, @"reasons",
4844                 nil]];
4845
4846                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4847                 if (ver.end())
4848                     continue;
4849
4850                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4851                     pkgCache::DepIterator start;
4852                     pkgCache::DepIterator end;
4853                     dep.GlobOr(start, end); // ++dep
4854
4855                     if (!cache->IsImportantDep(end))
4856                         continue;
4857                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4858                         continue;
4859
4860                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4861
4862                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4863                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4864                         clauses, @"clauses",
4865                     nil]];
4866
4867                     _forever {
4868                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4869
4870                         pkgCache::PkgIterator target(start.TargetPkg());
4871                         if (target->ProvidesList != 0)
4872                             reason = @"missing";
4873                         else {
4874                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4875                             if (!ver.end()) {
4876                                 reason = @"installed";
4877                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4878                             } else if (!cache[target].CandidateVerIter(cache).end())
4879                                 reason = @"uninstalled";
4880                             else if (target->ProvidesList == 0)
4881                                 reason = @"uninstallable";
4882                             else
4883                                 reason = @"virtual";
4884                         }
4885
4886                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4887                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4888                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4889                         nil]);
4890
4891                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4892                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4893                             version, @"version",
4894                             reason, @"reason",
4895                             installed, @"installed",
4896                         nil]];
4897
4898                         // yes, seriously. (wtf?)
4899                         if (start == end)
4900                             break;
4901                         ++start;
4902                     }
4903                 }
4904             }
4905
4906             pkgDepCache::StateCache &state(cache[iterator]);
4907
4908             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4909
4910             if (state.NewInstall())
4911                 [installs addObject:name];
4912             // XXX: else if (state.Install())
4913             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4914                 [reinstalls addObject:name];
4915             // XXX: move before previous if
4916             else if (state.Upgrade())
4917                 [upgrades addObject:name];
4918             else if (state.Downgrade())
4919                 [downgrades addObject:name];
4920             else if (!state.Delete())
4921                 // XXX: _assert(state.Keep());
4922                 continue;
4923             else if (special_r(name))
4924                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4925                     [NSNull null], @"package",
4926                     [NSArray arrayWithObjects:
4927                         [NSDictionary dictionaryWithObjectsAndKeys:
4928                             @"Conflicts", @"relationship",
4929                             [NSArray arrayWithObjects:
4930                                 [NSDictionary dictionaryWithObjectsAndKeys:
4931                                     name, @"package",
4932                                     [NSNull null], @"version",
4933                                     @"installed", @"reason",
4934                                 nil],
4935                             nil], @"clauses",
4936                         nil],
4937                     nil], @"reasons",
4938                 nil]];
4939             else {
4940                 if ([package essential])
4941                     remove = true;
4942                 [removes addObject:name];
4943             }
4944
4945             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4946             substrate_ |= DepSubstrate(iterator.CurrentVer());
4947         }
4948
4949         if (!remove)
4950             essential_ = nil;
4951         else if (Advanced_) {
4952             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4953
4954             essential_ = [[[UIAlertView alloc]
4955                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4956                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4957                 delegate:self
4958                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4959                 otherButtonTitles:
4960                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4961                 nil
4962             ] autorelease];
4963
4964             [essential_ setContext:@"remove"];
4965         } else {
4966             essential_ = [[[UIAlertView alloc]
4967                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4968                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4969                 delegate:self
4970                 cancelButtonTitle:UCLocalize("OKAY")
4971                 otherButtonTitles:nil
4972             ] autorelease];
4973
4974             [essential_ setContext:@"unable"];
4975         }
4976
4977         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4978             installs, @"installs",
4979             reinstalls, @"reinstalls",
4980             upgrades, @"upgrades",
4981             downgrades, @"downgrades",
4982             removes, @"removes",
4983         nil];
4984
4985         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4986             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4987             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4988         nil];
4989
4990         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4991     } return self;
4992 }
4993
4994 - (UIBarButtonItem *) leftButton {
4995     return [[[UIBarButtonItem alloc]
4996         initWithTitle:UCLocalize("CANCEL")
4997         style:UIBarButtonItemStylePlain
4998         target:self
4999         action:@selector(cancelButtonClicked)
5000     ] autorelease];
5001 }
5002
5003 #if !AlwaysReload
5004 - (void) applyRightButton {
5005     if ([issues_ count] == 0 && ![self isLoading])
5006         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5007             initWithTitle:UCLocalize("CONFIRM")
5008             style:UIBarButtonItemStyleDone
5009             target:self
5010             action:@selector(confirmButtonClicked)
5011         ] autorelease]];
5012     else
5013         [[self navigationItem] setRightBarButtonItem:nil];
5014 }
5015 #endif
5016
5017 - (void) cancelButtonClicked {
5018     [delegate_ cancelAndClear:YES];
5019     [self dismissModalViewControllerAnimated:YES];
5020 }
5021
5022 #if !AlwaysReload
5023 - (void) confirmButtonClicked {
5024     if (essential_ != nil)
5025         [essential_ show];
5026     else
5027         [self complete];
5028 }
5029 #endif
5030
5031 @end
5032 /* }}} */
5033
5034 /* Progress Data {{{ */
5035 @interface CydiaProgressData : NSObject {
5036     _transient id delegate_;
5037
5038     bool running_;
5039     float percent_;
5040
5041     float current_;
5042     float total_;
5043     float speed_;
5044
5045     _H<NSMutableArray> events_;
5046     _H<NSString> title_;
5047
5048     _H<NSString> status_;
5049     _H<NSString> finish_;
5050 }
5051
5052 @end
5053
5054 @implementation CydiaProgressData
5055
5056 + (NSArray *) _attributeKeys {
5057     return [NSArray arrayWithObjects:
5058         @"current",
5059         @"events",
5060         @"finish",
5061         @"percent",
5062         @"running",
5063         @"speed",
5064         @"title",
5065         @"total",
5066     nil];
5067 }
5068
5069 - (NSArray *) attributeKeys {
5070     return [[self class] _attributeKeys];
5071 }
5072
5073 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5074     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5075 }
5076
5077 - (id) init {
5078     if ((self = [super init]) != nil) {
5079         events_ = [NSMutableArray arrayWithCapacity:32];
5080     } return self;
5081 }
5082
5083 - (void) setDelegate:(id)delegate {
5084     delegate_ = delegate;
5085 }
5086
5087 - (void) setPercent:(float)value {
5088     percent_ = value;
5089 }
5090
5091 - (NSNumber *) percent {
5092     return [NSNumber numberWithFloat:percent_];
5093 }
5094
5095 - (void) setCurrent:(float)value {
5096     current_ = value;
5097 }
5098
5099 - (NSNumber *) current {
5100     return [NSNumber numberWithFloat:current_];
5101 }
5102
5103 - (void) setTotal:(float)value {
5104     total_ = value;
5105 }
5106
5107 - (NSNumber *) total {
5108     return [NSNumber numberWithFloat:total_];
5109 }
5110
5111 - (void) setSpeed:(float)value {
5112     speed_ = value;
5113 }
5114
5115 - (NSNumber *) speed {
5116     return [NSNumber numberWithFloat:speed_];
5117 }
5118
5119 - (NSArray *) events {
5120     return events_;
5121 }
5122
5123 - (void) removeAllEvents {
5124     [events_ removeAllObjects];
5125 }
5126
5127 - (void) addEvent:(CydiaProgressEvent *)event {
5128     [events_ addObject:event];
5129 }
5130
5131 - (void) setTitle:(NSString *)text {
5132     title_ = text;
5133 }
5134
5135 - (NSString *) title {
5136     return title_;
5137 }
5138
5139 - (void) setFinish:(NSString *)text {
5140     finish_ = text;
5141 }
5142
5143 - (NSString *) finish {
5144     return (id) finish_ ?: [NSNull null];
5145 }
5146
5147 - (void) setRunning:(bool)running {
5148     running_ = running;
5149 }
5150
5151 - (NSNumber *) running {
5152     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5153 }
5154
5155 @end
5156 /* }}} */
5157 /* Progress Controller {{{ */
5158 @interface ProgressController : CydiaWebViewController <
5159     ProgressDelegate
5160 > {
5161     _transient Database *database_;
5162     _H<CydiaProgressData, 1> progress_;
5163     unsigned cancel_;
5164 }
5165
5166 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5167
5168 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5169
5170 - (void) setTitle:(NSString *)title;
5171 - (void) setCancellable:(bool)cancellable;
5172
5173 @end
5174
5175 @implementation ProgressController
5176
5177 - (void) dealloc {
5178     [database_ setProgressDelegate:nil];
5179     [super dealloc];
5180 }
5181
5182 - (UIBarButtonItem *) leftButton {
5183     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5184         initWithTitle:UCLocalize("CANCEL")
5185         style:UIBarButtonItemStylePlain
5186         target:self
5187         action:@selector(cancel)
5188     ] autorelease] : nil;
5189 }
5190
5191 - (void) updateCancel {
5192     [super applyLeftButton];
5193 }
5194
5195 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5196     if ((self = [super init]) != nil) {
5197         database_ = database;
5198         delegate_ = delegate;
5199
5200         [database_ setProgressDelegate:self];
5201
5202         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5203         [progress_ setDelegate:self];
5204
5205         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5206
5207         [scroller_ setBackgroundColor:[UIColor blackColor]];
5208
5209         [[self navigationItem] setHidesBackButton:YES];
5210
5211         [self updateCancel];
5212     } return self;
5213 }
5214
5215 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5216     [super webView:view didClearWindowObject:window forFrame:frame];
5217     [window setValue:progress_ forKey:@"cydiaProgress"];
5218 }
5219
5220 - (void) updateProgress {
5221     [self dispatchEvent:@"CydiaProgressUpdate"];
5222 }
5223
5224 - (void) viewWillAppear:(BOOL)animated {
5225     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5226     [super viewWillAppear:animated];
5227 }
5228
5229 - (void) reloadSpringBoard {
5230     pid_t pid(ExecFork());
5231     if (pid == 0) {
5232         pid_t pid(ExecFork());
5233         if (pid == 0) {
5234             execl("/usr/bin/sbreload", "sbreload", NULL);
5235             perror("sbreload");
5236             exit(0);
5237         }
5238
5239         exit(0);
5240     }
5241
5242     ReapZombie(pid);
5243
5244     sleep(15);
5245     system("/usr/bin/killall SpringBoard");
5246 }
5247
5248 - (void) close {
5249     UpdateExternalStatus(0);
5250
5251     if (Finish_ > 1)
5252         [delegate_ saveState];
5253
5254     switch (Finish_) {
5255         case 0:
5256             [delegate_ returnToCydia];
5257         break;
5258
5259         case 1:
5260             [delegate_ terminateWithSuccess];
5261             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5262                 [delegate_ suspendWithAnimation:YES];
5263             else
5264                 [delegate_ suspend];*/
5265         break;
5266
5267         case 2:
5268             _trace();
5269             goto reload;
5270
5271         case 3:
5272             _trace();
5273             goto reload;
5274
5275         reload: {
5276             UIProgressHUD *hud([delegate_ addProgressHUD]);
5277             [hud setText:UCLocalize("LOADING")];
5278             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5279             return;
5280         }
5281
5282         case 4:
5283             _trace();
5284             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5285                 SBReboot(SBSSpringBoardServerPort());
5286             else
5287                 reboot2(RB_AUTOBOOT);
5288         break;
5289     }
5290
5291     [super close];
5292 }
5293
5294 - (void) setTitle:(NSString *)title {
5295     [progress_ setTitle:title];
5296     [self updateProgress];
5297 }
5298
5299 - (UIBarButtonItem *) rightButton {
5300     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5301         initWithTitle:UCLocalize("CLOSE")
5302         style:UIBarButtonItemStylePlain
5303         target:self
5304         action:@selector(close)
5305     ] autorelease];
5306 }
5307
5308 - (void) uicache {
5309     _trace();
5310     system("su -c /usr/bin/uicache mobile");
5311     _trace();
5312 }
5313
5314 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5315     UpdateExternalStatus(1);
5316
5317     [progress_ setRunning:true];
5318     [self setTitle:title];
5319     // implicit updateProgress
5320
5321     SHA1SumValue notifyconf; {
5322         FileFd file;
5323         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5324             _error->Discard();
5325         else {
5326             MMap mmap(file, MMap::ReadOnly);
5327             SHA1Summation sha1;
5328             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5329             notifyconf = sha1.Result();
5330         }
5331     }
5332
5333     SHA1SumValue springlist; {
5334         FileFd file;
5335         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5336             _error->Discard();
5337         else {
5338             MMap mmap(file, MMap::ReadOnly);
5339             SHA1Summation sha1;
5340             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5341             springlist = sha1.Result();
5342         }
5343     }
5344
5345     if (invocation != nil) {
5346         [invocation yieldToSelector:@selector(invoke)];
5347         [self setTitle:@"COMPLETE"];
5348     }
5349
5350     if (Finish_ < 4) {
5351         FileFd file;
5352         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5353             _error->Discard();
5354         else {
5355             MMap mmap(file, MMap::ReadOnly);
5356             SHA1Summation sha1;
5357             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5358             if (!(notifyconf == sha1.Result()))
5359                 Finish_ = 4;
5360         }
5361     }
5362
5363     if (Finish_ < 3) {
5364         FileFd file;
5365         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5366             _error->Discard();
5367         else {
5368             MMap mmap(file, MMap::ReadOnly);
5369             SHA1Summation sha1;
5370             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5371             if (!(springlist == sha1.Result()))
5372                 Finish_ = 3;
5373         }
5374     }
5375
5376     if (Finish_ < 2) {
5377         if (RestartSubstrate_)
5378             Finish_ = 2;
5379     }
5380
5381     RestartSubstrate_ = false;
5382
5383     switch (Finish_) {
5384         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5385         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5386         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5387         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5388         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5389     }
5390
5391     UIProgressHUD *hud([delegate_ addProgressHUD]);
5392     [hud setText:UCLocalize("LOADING")];
5393     [self yieldToSelector:@selector(uicache)];
5394     [delegate_ removeProgressHUD:hud];
5395
5396     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5397
5398     [progress_ setRunning:false];
5399     [self updateProgress];
5400
5401     [self applyRightButton];
5402 }
5403
5404 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5405     [progress_ addEvent:event];
5406     [self updateProgress];
5407 }
5408
5409 - (bool) isProgressCancelled {
5410     return cancel_ == 2;
5411 }
5412
5413 - (void) cancel {
5414     cancel_ = 2;
5415     [self updateCancel];
5416 }
5417
5418 - (void) setCancellable:(bool)cancellable {
5419     unsigned cancel(cancel_);
5420
5421     if (!cancellable)
5422         cancel_ = 0;
5423     else if (cancel_ == 0)
5424         cancel_ = 1;
5425
5426     if (cancel != cancel_)
5427         [self updateCancel];
5428 }
5429
5430 - (void) setProgressCancellable:(NSNumber *)cancellable {
5431     [self setCancellable:[cancellable boolValue]];
5432 }
5433
5434 - (void) setProgressPercent:(NSNumber *)percent {
5435     [progress_ setPercent:[percent floatValue]];
5436     [self updateProgress];
5437 }
5438
5439 - (void) setProgressStatus:(NSDictionary *)status {
5440     if (status == nil) {
5441         [progress_ setCurrent:0];
5442         [progress_ setTotal:0];
5443         [progress_ setSpeed:0];
5444     } else {
5445         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5446
5447         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5448         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5449         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5450     }
5451
5452     [self updateProgress];
5453 }
5454
5455 @end
5456 /* }}} */
5457
5458 /* Package Cell {{{ */
5459 @interface PackageCell : CyteTableViewCell <
5460     CyteTableViewCellDelegate
5461 > {
5462     _H<UIImage> icon_;
5463     _H<NSString> name_;
5464     _H<NSString> description_;
5465     bool commercial_;
5466     _H<NSString> source_;
5467     _H<UIImage> badge_;
5468     _H<UIImage> placard_;
5469     bool summarized_;
5470 }
5471
5472 - (PackageCell *) init;
5473 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5474
5475 - (void) drawContentRect:(CGRect)rect;
5476
5477 @end
5478
5479 @implementation PackageCell
5480
5481 - (PackageCell *) init {
5482     CGRect frame(CGRectMake(0, 0, 320, 74));
5483     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5484         UIView *content([self contentView]);
5485         CGRect bounds([content bounds]);
5486
5487         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5488         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5489         [content addSubview:content_];
5490
5491         [content_ setDelegate:self];
5492         [content_ setOpaque:YES];
5493     } return self;
5494 }
5495
5496 - (NSString *) accessibilityLabel {
5497     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5498 }
5499
5500 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5501     summarized_ = summary;
5502
5503     icon_ = nil;
5504     name_ = nil;
5505     description_ = nil;
5506     source_ = nil;
5507     badge_ = nil;
5508     placard_ = nil;
5509
5510     if (package == nil)
5511         [content_ setBackgroundColor:[UIColor whiteColor]];
5512     else {
5513         [package parse];
5514
5515         Source *source = [package source];
5516
5517         icon_ = [package icon];
5518
5519         if (NSString *name = [package name])
5520             name_ = [NSString stringWithString:name];
5521
5522         NSString *description(nil);
5523
5524         if (description == nil && IsWildcat_)
5525             description = [package longDescription];
5526         if (description == nil)
5527             description = [package shortDescription];
5528
5529         if (description != nil)
5530             description_ = [NSString stringWithString:description];
5531
5532         commercial_ = [package isCommercial];
5533
5534         NSString *label = nil;
5535         bool trusted = false;
5536
5537         if (source != nil) {
5538             label = [source label];
5539             trusted = [source trusted];
5540         } else if ([[package id] isEqualToString:@"firmware"])
5541             label = UCLocalize("APPLE");
5542         else
5543             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5544
5545         NSString *from(label);
5546
5547         NSString *section = [package simpleSection];
5548         if (section != nil && ![section isEqualToString:label]) {
5549             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5550             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5551         }
5552
5553         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5554
5555         if (NSString *purpose = [package primaryPurpose])
5556             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5557
5558         UIColor *color;
5559         NSString *placard;
5560
5561         if (NSString *mode = [package mode]) {
5562             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5563                 color = RemovingColor_;
5564                 //placard = @"removing";
5565             } else {
5566                 color = InstallingColor_;
5567                 //placard = @"installing";
5568             }
5569
5570             // XXX: the removing/installing placards are not @2x
5571             placard = nil;
5572         } else {
5573             color = [UIColor whiteColor];
5574
5575             if ([package installed] != nil)
5576                 placard = @"installed";
5577             else
5578                 placard = nil;
5579         }
5580
5581         [content_ setBackgroundColor:color];
5582
5583         if (placard != nil)
5584             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5585     }
5586
5587     [self setNeedsDisplay];
5588     [content_ setNeedsDisplay];
5589 }
5590
5591 - (void) drawSummaryContentRect:(CGRect)rect {
5592     bool highlighted(highlighted_);
5593     float width([self bounds].size.width);
5594
5595     if (icon_ != nil) {
5596         CGRect rect;
5597         rect.size = [(UIImage *) icon_ size];
5598
5599         while (rect.size.width > 16 || rect.size.height > 16) {
5600             rect.size.width /= 2;
5601             rect.size.height /= 2;
5602         }
5603
5604         rect.origin.x = 18 - rect.size.width / 2;
5605         rect.origin.y = 18 - rect.size.height / 2;
5606
5607         [icon_ drawInRect:rect];
5608     }
5609
5610     if (badge_ != nil) {
5611         CGRect rect;
5612         rect.size = [(UIImage *) badge_ size];
5613
5614         rect.size.width /= 4;
5615         rect.size.height /= 4;
5616
5617         rect.origin.x = 23 - rect.size.width / 2;
5618         rect.origin.y = 23 - rect.size.height / 2;
5619
5620         [badge_ drawInRect:rect];
5621     }
5622
5623     if (highlighted)
5624         UISetColor(White_);
5625
5626     if (!highlighted)
5627         UISetColor(commercial_ ? Purple_ : Black_);
5628     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5629
5630     if (placard_ != nil)
5631         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5632 }
5633
5634 - (void) drawNormalContentRect:(CGRect)rect {
5635     bool highlighted(highlighted_);
5636     float width([self bounds].size.width);
5637
5638     if (icon_ != nil) {
5639         CGRect rect;
5640         rect.size = [(UIImage *) icon_ size];
5641
5642         while (rect.size.width > 32 || rect.size.height > 32) {
5643             rect.size.width /= 2;
5644             rect.size.height /= 2;
5645         }
5646
5647         rect.origin.x = 25 - rect.size.width / 2;
5648         rect.origin.y = 25 - rect.size.height / 2;
5649
5650         [icon_ drawInRect:rect];
5651     }
5652
5653     if (badge_ != nil) {
5654         CGRect rect;
5655         rect.size = [(UIImage *) badge_ size];
5656
5657         rect.size.width /= 2;
5658         rect.size.height /= 2;
5659
5660         rect.origin.x = 36 - rect.size.width / 2;
5661         rect.origin.y = 36 - rect.size.height / 2;
5662
5663         [badge_ drawInRect:rect];
5664     }
5665
5666     if (highlighted)
5667         UISetColor(White_);
5668
5669     if (!highlighted)
5670         UISetColor(commercial_ ? Purple_ : Black_);
5671     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5672     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5673
5674     if (!highlighted)
5675         UISetColor(commercial_ ? Purplish_ : Gray_);
5676     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5677
5678     if (placard_ != nil)
5679         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5680 }
5681
5682 - (void) drawContentRect:(CGRect)rect {
5683     if (summarized_)
5684         [self drawSummaryContentRect:rect];
5685     else
5686         [self drawNormalContentRect:rect];
5687 }
5688
5689 @end
5690 /* }}} */
5691 /* Section Cell {{{ */
5692 @interface SectionCell : CyteTableViewCell <
5693     CyteTableViewCellDelegate
5694 > {
5695     _H<NSString> basic_;
5696     _H<NSString> section_;
5697     _H<NSString> name_;
5698     _H<NSString> count_;
5699     _H<UIImage> icon_;
5700     _H<UISwitch> switch_;
5701     BOOL editing_;
5702 }
5703
5704 - (void) setSection:(Section *)section editing:(BOOL)editing;
5705
5706 @end
5707
5708 @implementation SectionCell
5709
5710 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5711     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5712         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5713         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5714         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5715
5716         UIView *content([self contentView]);
5717         CGRect bounds([content bounds]);
5718
5719         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5720         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5721         [content addSubview:content_];
5722         [content_ setBackgroundColor:[UIColor whiteColor]];
5723
5724         [content_ setDelegate:self];
5725     } return self;
5726 }
5727
5728 - (void) onSwitch:(id)sender {
5729     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5730     if (metadata == nil) {
5731         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5732         [Sections_ setObject:metadata forKey:basic_];
5733     }
5734
5735     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5736     Changed_ = true;
5737 }
5738
5739 - (void) setSection:(Section *)section editing:(BOOL)editing {
5740     if (editing != editing_) {
5741         if (editing_)
5742             [switch_ removeFromSuperview];
5743         else
5744             [self addSubview:switch_];
5745         editing_ = editing;
5746     }
5747
5748     basic_ = nil;
5749     section_ = nil;
5750     name_ = nil;
5751     count_ = nil;
5752
5753     if (section == nil) {
5754         name_ = UCLocalize("ALL_PACKAGES");
5755         count_ = nil;
5756     } else {
5757         basic_ = [section name];
5758         section_ = [section localized];
5759
5760         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5761         count_ = [NSString stringWithFormat:@"%d", [section count]];
5762
5763         if (editing_)
5764             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5765     }
5766
5767     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5768     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5769
5770     [content_ setNeedsDisplay];
5771 }
5772
5773 - (void) setFrame:(CGRect)frame {
5774     [super setFrame:frame];
5775
5776     CGRect rect([switch_ frame]);
5777     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5778 }
5779
5780 - (NSString *) accessibilityLabel {
5781     return name_;
5782 }
5783
5784 - (void) drawContentRect:(CGRect)rect {
5785     bool highlighted(highlighted_ && !editing_);
5786
5787     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5788
5789     if (highlighted)
5790         UISetColor(White_);
5791
5792     float width(rect.size.width);
5793     if (editing_)
5794         width -= 87;
5795
5796     if (!highlighted)
5797         UISetColor(Black_);
5798     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5799
5800     CGSize size = [count_ sizeWithFont:Font14_];
5801
5802     UISetColor(White_);
5803     if (count_ != nil)
5804         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5805 }
5806
5807 @end
5808 /* }}} */
5809
5810 /* File Table {{{ */
5811 @interface FileTable : CyteViewController <
5812     UITableViewDataSource,
5813     UITableViewDelegate
5814 > {
5815     _transient Database *database_;
5816     _H<Package> package_;
5817     _H<NSString> name_;
5818     _H<NSMutableArray> files_;
5819     _H<UITableView, 2> list_;
5820 }
5821
5822 - (id) initWithDatabase:(Database *)database;
5823 - (void) setPackage:(Package *)package;
5824
5825 @end
5826
5827 @implementation FileTable
5828
5829 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5830     return files_ == nil ? 0 : [files_ count];
5831 }
5832
5833 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5834     return 24.0f;
5835 }*/
5836
5837 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5838     static NSString *reuseIdentifier = @"Cell";
5839
5840     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5841     if (cell == nil) {
5842         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5843         [cell setFont:[UIFont systemFontOfSize:16]];
5844     }
5845     [cell setText:[files_ objectAtIndex:indexPath.row]];
5846     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5847
5848     return cell;
5849 }
5850
5851 - (NSURL *) navigationURL {
5852     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5853 }
5854
5855 - (void) loadView {
5856     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5857     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5858     [list_ setRowHeight:24.0f];
5859     [(UITableView *) list_ setDataSource:self];
5860     [list_ setDelegate:self];
5861     [self setView:list_];
5862 }
5863
5864 - (void) viewDidLoad {
5865     [super viewDidLoad];
5866
5867     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5868 }
5869
5870 - (void) releaseSubviews {
5871     list_ = nil;
5872
5873     package_ = nil;
5874     files_ = nil;
5875
5876     [super releaseSubviews];
5877 }
5878
5879 - (id) initWithDatabase:(Database *)database {
5880     if ((self = [super init]) != nil) {
5881         database_ = database;
5882     } return self;
5883 }
5884
5885 - (void) setPackage:(Package *)package {
5886     package_ = nil;
5887     name_ = nil;
5888
5889     files_ = [NSMutableArray arrayWithCapacity:32];
5890
5891     if (package != nil) {
5892         package_ = package;
5893         name_ = [package id];
5894
5895         if (NSArray *files = [package files])
5896             [files_ addObjectsFromArray:files];
5897
5898         if ([files_ count] != 0) {
5899             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5900                 [files_ removeObjectAtIndex:0];
5901             [files_ sortUsingSelector:@selector(compareByPath:)];
5902
5903             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5904             [stack addObject:@"/"];
5905
5906             for (int i(0), e([files_ count]); i != e; ++i) {
5907                 NSString *file = [files_ objectAtIndex:i];
5908                 while (![file hasPrefix:[stack lastObject]])
5909                     [stack removeLastObject];
5910                 NSString *directory = [stack lastObject];
5911                 [stack addObject:[file stringByAppendingString:@"/"]];
5912                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5913                     ([stack count] - 2) * 3, "",
5914                     [file substringFromIndex:[directory length]]
5915                 ]];
5916             }
5917         }
5918     }
5919
5920     [list_ reloadData];
5921 }
5922
5923 - (void) reloadData {
5924     [super reloadData];
5925
5926     [self setPackage:[database_ packageWithName:name_]];
5927 }
5928
5929 @end
5930 /* }}} */
5931 /* Package Controller {{{ */
5932 @interface CYPackageController : CydiaWebViewController <
5933     UIActionSheetDelegate
5934 > {
5935     _transient Database *database_;
5936     _H<Package> package_;
5937     _H<NSString> name_;
5938     bool commercial_;
5939     _H<NSMutableArray> buttons_;
5940     _H<UIBarButtonItem> button_;
5941 }
5942
5943 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
5944
5945 @end
5946
5947 @implementation CYPackageController
5948
5949 - (NSURL *) navigationURL {
5950     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5951 }
5952
5953 /* XXX: this is not safe at all... localization of /fail/ */
5954 - (void) _clickButtonWithName:(NSString *)name {
5955     if ([name isEqualToString:UCLocalize("CLEAR")])
5956         [delegate_ clearPackage:package_];
5957     else if ([name isEqualToString:UCLocalize("INSTALL")])
5958         [delegate_ installPackage:package_];
5959     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5960         [delegate_ installPackage:package_];
5961     else if ([name isEqualToString:UCLocalize("REMOVE")])
5962         [delegate_ removePackage:package_];
5963     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5964         [delegate_ installPackage:package_];
5965     else _assert(false);
5966 }
5967
5968 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5969     NSString *context([sheet context]);
5970
5971     if ([context isEqualToString:@"modify"]) {
5972         if (button != [sheet cancelButtonIndex]) {
5973             NSString *buttonName = [buttons_ objectAtIndex:button];
5974             [self _clickButtonWithName:buttonName];
5975         }
5976
5977         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5978     }
5979 }
5980
5981 - (bool) _allowJavaScriptPanel {
5982     return commercial_;
5983 }
5984
5985 #if !AlwaysReload
5986 - (void) _customButtonClicked {
5987     int count([buttons_ count]);
5988     if (count == 0)
5989         return;
5990
5991     if (count == 1)
5992         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5993     else {
5994         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5995         [buttons addObjectsFromArray:buttons_];
5996
5997         UIActionSheet *sheet = [[[UIActionSheet alloc]
5998             initWithTitle:nil
5999             delegate:self
6000             cancelButtonTitle:nil
6001             destructiveButtonTitle:nil
6002             otherButtonTitles:nil
6003         ] autorelease];
6004
6005         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6006         if (!IsWildcat_) {
6007            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6008            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6009         }
6010         [sheet setContext:@"modify"];
6011
6012         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6013     }
6014 }
6015
6016 // We don't want to allow non-commercial packages to do custom things to the install button,
6017 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
6018 - (void) customButtonClicked {
6019     if (commercial_)
6020         [super customButtonClicked];
6021     else
6022         [self _customButtonClicked];
6023 }
6024
6025 - (void) reloadButtonClicked {
6026     // Don't reload a commerical package by tapping the loading button,
6027     // but if it's not an Install button, we should forward it on.
6028     if (![package_ uninstalled])
6029         [self _customButtonClicked];
6030 }
6031
6032 - (void) applyLoadingTitle {
6033     // Don't show "Loading" as the title. Ever.
6034 }
6035
6036 - (UIBarButtonItem *) rightButton {
6037     return button_;
6038 }
6039 #endif
6040
6041 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6042     if ((self = [super init]) != nil) {
6043         database_ = database;
6044         buttons_ = [NSMutableArray arrayWithCapacity:4];
6045         name_ = name == nil ? @"" : [NSString stringWithString:name];
6046         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6047     } return self;
6048 }
6049
6050 - (void) reloadData {
6051     [super reloadData];
6052
6053     package_ = [database_ packageWithName:name_];
6054
6055     [buttons_ removeAllObjects];
6056
6057     if (package_ != nil) {
6058         [(Package *) package_ parse];
6059
6060         commercial_ = [package_ isCommercial];
6061
6062         if ([package_ mode] != nil)
6063             [buttons_ addObject:UCLocalize("CLEAR")];
6064         if ([package_ source] == nil);
6065         else if ([package_ upgradableAndEssential:NO])
6066             [buttons_ addObject:UCLocalize("UPGRADE")];
6067         else if ([package_ uninstalled])
6068             [buttons_ addObject:UCLocalize("INSTALL")];
6069         else
6070             [buttons_ addObject:UCLocalize("REINSTALL")];
6071         if (![package_ uninstalled])
6072             [buttons_ addObject:UCLocalize("REMOVE")];
6073     }
6074
6075     NSString *title;
6076     switch ([buttons_ count]) {
6077         case 0: title = nil; break;
6078         case 1: title = [buttons_ objectAtIndex:0]; break;
6079         default: title = UCLocalize("MODIFY"); break;
6080     }
6081
6082     button_ = [[[UIBarButtonItem alloc]
6083         initWithTitle:title
6084         style:UIBarButtonItemStylePlain
6085         target:self
6086         action:@selector(customButtonClicked)
6087     ] autorelease];
6088 }
6089
6090 - (bool) isLoading {
6091     return commercial_ ? [super isLoading] : false;
6092 }
6093
6094 @end
6095 /* }}} */
6096
6097 /* Package List Controller {{{ */
6098 @interface PackageListController : CyteViewController <
6099     UITableViewDataSource,
6100     UITableViewDelegate
6101 > {
6102     _transient Database *database_;
6103     unsigned era_;
6104     _H<NSArray> packages_;
6105     _H<NSMutableArray> sections_;
6106     _H<UITableView, 2> list_;
6107     _H<NSMutableArray> index_;
6108     _H<NSMutableDictionary> indices_;
6109     _H<NSString> title_;
6110     unsigned reloading_;
6111 }
6112
6113 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6114 - (void) setDelegate:(id)delegate;
6115 - (void) resetCursor;
6116 - (void) clearData;
6117
6118 @end
6119
6120 @implementation PackageListController
6121
6122 - (NSURL *) referrerURL {
6123     return [self navigationURL];
6124 }
6125
6126 - (bool) isSummarized {
6127     return false;
6128 }
6129
6130 - (bool) showsSections {
6131     return true;
6132 }
6133
6134 - (void) deselectWithAnimation:(BOOL)animated {
6135     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6136 }
6137
6138 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6139     CGRect base = [[self view] bounds];
6140     base.size.height -= bounds.size.height;
6141     base.origin = [list_ frame].origin;
6142
6143     [UIView beginAnimations:nil context:NULL];
6144     [UIView setAnimationBeginsFromCurrentState:YES];
6145     [UIView setAnimationCurve:curve];
6146     [UIView setAnimationDuration:duration];
6147     [list_ setFrame:base];
6148     [UIView commitAnimations];
6149 }
6150
6151 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6152     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6153 }
6154
6155 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6156     [self resizeForKeyboardBounds:bounds duration:0];
6157 }
6158
6159 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6160     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6161         *curve = UIViewAnimationCurveEaseInOut;
6162     else
6163         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6164
6165     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6166         *duration = 0.3;
6167     else
6168         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6169 }
6170
6171 - (void) keyboardWillShow:(NSNotification *)notification {
6172     CGRect bounds;
6173     CGPoint center;
6174     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6175     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6176
6177     NSTimeInterval duration;
6178     UIViewAnimationCurve curve;
6179     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6180
6181     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);
6182     UIViewController *base = self;
6183     while ([base parentViewController] != nil)
6184         base = [base parentViewController];
6185     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6186     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6187
6188     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6189         intersection.size.height += CYStatusBarHeight();
6190
6191     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6192 }
6193
6194 - (void) keyboardWillHide:(NSNotification *)notification {
6195     NSTimeInterval duration;
6196     UIViewAnimationCurve curve;
6197     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6198
6199     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6200 }
6201
6202 - (void) viewWillAppear:(BOOL)animated {
6203     [super viewWillAppear:animated];
6204
6205     [self resizeForKeyboardBounds:CGRectZero];
6206     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6207     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6208 }
6209
6210 - (void) viewWillDisappear:(BOOL)animated {
6211     [super viewWillDisappear:animated];
6212
6213     [self resizeForKeyboardBounds:CGRectZero];
6214     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6215     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6216 }
6217
6218 - (void) viewDidAppear:(BOOL)animated {
6219     [super viewDidAppear:animated];
6220     [self deselectWithAnimation:animated];
6221 }
6222
6223 - (void) didSelectPackage:(Package *)package {
6224     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6225     [view setDelegate:delegate_];
6226     [[self navigationController] pushViewController:view animated:YES];
6227 }
6228
6229 #if TryIndexedCollation
6230 + (BOOL) hasIndexedCollation {
6231     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6232 }
6233 #endif
6234
6235 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6236     NSInteger count([sections_ count]);
6237     return count == 0 ? 1 : count;
6238 }
6239
6240 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6241     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6242         return nil;
6243     return [[sections_ objectAtIndex:section] name];
6244 }
6245
6246 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6247     if ([sections_ count] == 0)
6248         return 0;
6249     return [[sections_ objectAtIndex:section] count];
6250 }
6251
6252 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6253 @synchronized (database_) {
6254     if ([database_ era] != era_)
6255         return nil;
6256
6257     Section *section([sections_ objectAtIndex:[path section]]);
6258     NSInteger row([path row]);
6259     Package *package([packages_ objectAtIndex:([section row] + row)]);
6260     return [[package retain] autorelease];
6261 } }
6262
6263 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6264     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6265     if (cell == nil)
6266         cell = [[[PackageCell alloc] init] autorelease];
6267
6268     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6269     [cell setPackage:package asSummary:[self isSummarized]];
6270     return cell;
6271 }
6272
6273 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6274     Package *package([self packageAtIndexPath:path]);
6275     package = [database_ packageWithName:[package id]];
6276     [self didSelectPackage:package];
6277 }
6278
6279 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6280     if (![self showsSections])
6281         return nil;
6282
6283     return index_;
6284 }
6285
6286 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6287 #if TryIndexedCollation
6288     if ([[self class] hasIndexedCollation]) {
6289         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6290     }
6291 #endif
6292
6293     return index;
6294 }
6295
6296 - (void) updateHeight {
6297     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6298 }
6299
6300 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6301     if ((self = [super init]) != nil) {
6302         database_ = database;
6303         title_ = [title copy];
6304         [[self navigationItem] setTitle:title_];
6305     } return self;
6306 }
6307
6308 - (void) loadView {
6309     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6310     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6311     [self setView:view];
6312
6313     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6314     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6315     [view addSubview:list_];
6316
6317     // XXX: is 20 the most optimal number here?
6318     [list_ setSectionIndexMinimumDisplayRowCount:20];
6319
6320     [(UITableView *) list_ setDataSource:self];
6321     [list_ setDelegate:self];
6322
6323     [self updateHeight];
6324 }
6325
6326 - (void) releaseSubviews {
6327     list_ = nil;
6328
6329     packages_ = nil;
6330     sections_ = nil;
6331     index_ = nil;
6332     indices_ = nil;
6333
6334     [super releaseSubviews];
6335 }
6336
6337 - (void) setDelegate:(id)delegate {
6338     delegate_ = delegate;
6339 }
6340
6341 - (bool) shouldYield {
6342     return false;
6343 }
6344
6345 - (bool) shouldBlock {
6346     return false;
6347 }
6348
6349 - (NSMutableArray *) _reloadPackages {
6350 @synchronized (database_) {
6351     era_ = [database_ era];
6352     NSArray *packages([database_ packages]);
6353
6354     return [NSMutableArray arrayWithArray:packages];
6355 } }
6356
6357 - (void) _reloadData {
6358     if (reloading_ != 0) {
6359         reloading_ = 2;
6360         return;
6361     }
6362
6363     NSArray *packages;
6364
6365   reload:
6366     if ([self shouldYield]) {
6367         do {
6368             UIProgressHUD *hud;
6369
6370             if (![self shouldBlock])
6371                 hud = nil;
6372             else {
6373                 hud = [delegate_ addProgressHUD];
6374                 [hud setText:UCLocalize("LOADING")];
6375             }
6376
6377             reloading_ = 1;
6378             packages = [self yieldToSelector:@selector(_reloadPackages)];
6379
6380             if (hud != nil)
6381                 [delegate_ removeProgressHUD:hud];
6382         } while (reloading_ == 2);
6383     } else {
6384         packages = [self _reloadPackages];
6385     }
6386
6387 @synchronized (database_) {
6388     if (era_ != [database_ era])
6389         goto reload;
6390     reloading_ = 0;
6391
6392     packages_ = packages;
6393
6394     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6395     sections_ = [NSMutableArray arrayWithCapacity:16];
6396
6397     Section *section = nil;
6398
6399 #if TryIndexedCollation
6400     if ([[self class] hasIndexedCollation]) {
6401         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6402
6403         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6404         NSArray *titles = [collation sectionIndexTitles];
6405         int secidx = -1;
6406
6407         _profile(PackageTable$reloadData$Section)
6408             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6409                 Package *package;
6410                 int index;
6411
6412                 _profile(PackageTable$reloadData$Section$Package)
6413                     package = [packages_ objectAtIndex:offset];
6414                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6415                 _end
6416
6417                 while (secidx < index) {
6418                     secidx += 1;
6419
6420                     _profile(PackageTable$reloadData$Section$Allocate)
6421                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6422                     _end
6423
6424                     _profile(PackageTable$reloadData$Section$Add)
6425                         [sections_ addObject:section];
6426                     _end
6427                 }
6428
6429                 [section addToCount];
6430             }
6431         _end
6432     } else
6433 #endif
6434     {
6435         index_ = [NSMutableArray arrayWithCapacity:32];
6436
6437         bool sectioned([self showsSections]);
6438         if (!sectioned) {
6439             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6440             [sections_ addObject:section];
6441         }
6442
6443         _profile(PackageTable$reloadData$Section)
6444             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6445                 Package *package;
6446                 unichar index;
6447
6448                 _profile(PackageTable$reloadData$Section$Package)
6449                     package = [packages_ objectAtIndex:offset];
6450                     index = [package index];
6451                 _end
6452
6453                 if (sectioned && (section == nil || [section index] != index)) {
6454                     _profile(PackageTable$reloadData$Section$Allocate)
6455                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6456                     _end
6457
6458                     [index_ addObject:[section name]];
6459                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6460
6461                     _profile(PackageTable$reloadData$Section$Add)
6462                         [sections_ addObject:section];
6463                     _end
6464                 }
6465
6466                 [section addToCount];
6467             }
6468         _end
6469     }
6470
6471     [self updateHeight];
6472
6473     _profile(PackageTable$reloadData$List)
6474         [(UITableView *) list_ setDataSource:self];
6475         [list_ reloadData];
6476     _end
6477 } }
6478
6479 - (void) reloadData {
6480     [super reloadData];
6481
6482     if ([self shouldYield])
6483         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6484     else
6485         [self _reloadData];
6486 }
6487
6488 - (void) resetCursor {
6489     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6490 }
6491
6492 - (void) clearData {
6493     [self updateHeight];
6494
6495     [list_ setDataSource:nil];
6496     [list_ reloadData];
6497
6498     [self resetCursor];
6499 }
6500
6501 @end
6502 /* }}} */
6503 /* Filtered Package List Controller {{{ */
6504 @interface FilteredPackageListController : PackageListController {
6505     SEL filter_;
6506     IMP imp_;
6507     _H<NSObject> object_;
6508 }
6509
6510 - (void) setObject:(id)object;
6511 - (void) setObject:(id)object forFilter:(SEL)filter;
6512
6513 - (SEL) filter;
6514 - (void) setFilter:(SEL)filter;
6515
6516 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6517
6518 @end
6519
6520 @implementation FilteredPackageListController
6521
6522 - (SEL) filter {
6523     return filter_;
6524 }
6525
6526 - (void) setFilter:(SEL)filter {
6527 @synchronized (self) {
6528     filter_ = filter;
6529
6530     /* XXX: this is an unsafe optimization of doomy hell */
6531     Method method(class_getInstanceMethod([Package class], filter));
6532     _assert(method != NULL);
6533     imp_ = method_getImplementation(method);
6534     _assert(imp_ != NULL);
6535 } }
6536
6537 - (void) setObject:(id)object {
6538 @synchronized (self) {
6539     object_ = object;
6540 } }
6541
6542 - (void) setObject:(id)object forFilter:(SEL)filter {
6543 @synchronized (self) {
6544     [self setFilter:filter];
6545     [self setObject:object];
6546 } }
6547
6548 - (NSMutableArray *) _reloadPackages {
6549 @synchronized (database_) {
6550     era_ = [database_ era];
6551     NSArray *packages([database_ packages]);
6552
6553     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6554
6555     IMP imp;
6556     SEL filter;
6557     _H<NSObject> object;
6558
6559     @synchronized (self) {
6560         imp = imp_;
6561         filter = filter_;
6562         object = object_;
6563     }
6564
6565     _profile(PackageTable$reloadData$Filter)
6566         for (Package *package in packages)
6567             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6568                 [filtered addObject:package];
6569     _end
6570
6571     return filtered;
6572 } }
6573
6574 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6575     if ((self = [super initWithDatabase:database title:title]) != nil) {
6576         [self setFilter:filter];
6577         [self setObject:object];
6578     } return self;
6579 }
6580
6581 @end
6582 /* }}} */
6583
6584 /* Home Controller {{{ */
6585 @interface HomeController : CydiaWebViewController {
6586     CFRunLoopRef runloop_;
6587     SCNetworkReachabilityRef reachability_;
6588 }
6589
6590 @end
6591
6592 @implementation HomeController
6593
6594 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6595     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6596 }
6597
6598 - (id) init {
6599     if ((self = [super init]) != nil) {
6600         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6601         [self reloadData];
6602
6603         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6604         if (reachability_ != NULL) {
6605             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6606             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6607
6608             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6609             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6610                 runloop_ = runloop;
6611         }
6612     } return self;
6613 }
6614
6615 - (void) dealloc {
6616     if (reachability_ != NULL && runloop_ != NULL)
6617         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6618     [super dealloc];
6619 }
6620
6621 - (NSURL *) navigationURL {
6622     return [NSURL URLWithString:@"cydia://home"];
6623 }
6624
6625 - (void) aboutButtonClicked {
6626     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6627
6628     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6629     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6630     [alert setCancelButtonIndex:0];
6631
6632     [alert setMessage:
6633         @"Copyright \u00a9 2008-2011\n"
6634         "SaurikIT, LLC\n"
6635         "\n"
6636         "Jay Freeman (saurik)\n"
6637         "saurik@saurik.com\n"
6638         "http://www.saurik.com/"
6639     ];
6640
6641     [alert show];
6642 }
6643
6644 - (UIBarButtonItem *) leftButton {
6645     return [[[UIBarButtonItem alloc]
6646         initWithTitle:UCLocalize("ABOUT")
6647         style:UIBarButtonItemStylePlain
6648         target:self
6649         action:@selector(aboutButtonClicked)
6650     ] autorelease];
6651 }
6652
6653 @end
6654 /* }}} */
6655 /* Manage Controller {{{ */
6656 @interface ManageController : CydiaWebViewController {
6657 }
6658
6659 - (void) queueStatusDidChange;
6660
6661 @end
6662
6663 @implementation ManageController
6664
6665 - (id) init {
6666     if ((self = [super init]) != nil) {
6667         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6668     } return self;
6669 }
6670
6671 - (NSURL *) navigationURL {
6672     return [NSURL URLWithString:@"cydia://manage"];
6673 }
6674
6675 - (UIBarButtonItem *) leftButton {
6676     return [[[UIBarButtonItem alloc]
6677         initWithTitle:UCLocalize("SETTINGS")
6678         style:UIBarButtonItemStylePlain
6679         target:self
6680         action:@selector(settingsButtonClicked)
6681     ] autorelease];
6682 }
6683
6684 - (void) settingsButtonClicked {
6685     [delegate_ showSettings];
6686 }
6687
6688 - (void) queueButtonClicked {
6689     [delegate_ queue];
6690 }
6691
6692 - (UIBarButtonItem *) rightButton {
6693     return Queuing_ ? [[[UIBarButtonItem alloc]
6694         initWithTitle:UCLocalize("QUEUE")
6695         style:UIBarButtonItemStyleDone
6696         target:self
6697         action:@selector(queueButtonClicked)
6698     ] autorelease] : nil;
6699 }
6700
6701 - (void) queueStatusDidChange {
6702     [self applyRightButton];
6703 }
6704
6705 - (bool) isLoading {
6706     return !Queuing_ && [super isLoading];
6707 }
6708
6709 @end
6710 /* }}} */
6711
6712 /* Refresh Bar {{{ */
6713 @interface RefreshBar : UINavigationBar {
6714     _H<UIProgressIndicator> indicator_;
6715     _H<UITextLabel> prompt_;
6716     _H<UIProgressBar> progress_;
6717     _H<UINavigationButton> cancel_;
6718 }
6719
6720 @end
6721
6722 @implementation RefreshBar
6723
6724 - (void) positionViews {
6725     CGRect frame = [cancel_ frame];
6726     frame.size = [cancel_ sizeThatFits:frame.size];
6727     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6728     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6729     [cancel_ setFrame:frame];
6730
6731     CGSize prgsize = {75, 100};
6732     CGRect prgrect = {{
6733         [self frame].size.width - prgsize.width - 10,
6734         ([self frame].size.height - prgsize.height) / 2
6735     } , prgsize};
6736     [progress_ setFrame:prgrect];
6737
6738     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6739     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6740     CGRect indrect = {{indoffset, indoffset}, indsize};
6741     [indicator_ setFrame:indrect];
6742
6743     CGSize prmsize = {215, indsize.height + 4};
6744     CGRect prmrect = {{
6745         indoffset * 2 + indsize.width,
6746         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6747     }, prmsize};
6748     [prompt_ setFrame:prmrect];
6749 }
6750
6751 - (void) setFrame:(CGRect)frame {
6752     [super setFrame:frame];
6753     [self positionViews];
6754 }
6755
6756 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6757     if ((self = [super initWithFrame:frame]) != nil) {
6758         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6759
6760         [self setBarStyle:UIBarStyleBlack];
6761
6762         UIBarStyle barstyle([self _barStyle:NO]);
6763         bool ugly(barstyle == UIBarStyleDefault);
6764
6765         UIProgressIndicatorStyle style = ugly ?
6766             UIProgressIndicatorStyleMediumBrown :
6767             UIProgressIndicatorStyleMediumWhite;
6768
6769         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6770         [(UIProgressIndicator *) indicator_ setStyle:style];
6771         [indicator_ startAnimation];
6772         [self addSubview:indicator_];
6773
6774         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6775         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6776         [prompt_ setBackgroundColor:[UIColor clearColor]];
6777         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6778         [self addSubview:prompt_];
6779
6780         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6781         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6782         [(UIProgressBar *) progress_ setStyle:0];
6783         [self addSubview:progress_];
6784
6785         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6786         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6787         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6788         [cancel_ setBarStyle:barstyle];
6789
6790         [self positionViews];
6791     } return self;
6792 }
6793
6794 - (void) setCancellable:(bool)cancellable {
6795     if (cancellable)
6796         [self addSubview:cancel_];
6797     else
6798         [cancel_ removeFromSuperview];
6799 }
6800
6801 - (void) start {
6802     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6803     [progress_ setProgress:0];
6804 }
6805
6806 - (void) stop {
6807     [self setCancellable:NO];
6808 }
6809
6810 - (void) setPrompt:(NSString *)prompt {
6811     [prompt_ setText:prompt];
6812 }
6813
6814 - (void) setProgress:(float)progress {
6815     [progress_ setProgress:progress];
6816 }
6817
6818 @end
6819 /* }}} */
6820
6821 /* Cydia Navigation Controller Interface {{{ */
6822 @interface UINavigationController (Cydia)
6823
6824 - (NSArray *) navigationURLCollection;
6825 - (void) unloadData;
6826
6827 @end
6828 /* }}} */
6829
6830 /* Cydia Tab Bar Controller {{{ */
6831 @interface CYTabBarController : UITabBarController <
6832     UITabBarControllerDelegate,
6833     ProgressDelegate
6834 > {
6835     _transient Database *database_;
6836     _H<RefreshBar, 1> refreshbar_;
6837
6838     bool dropped_;
6839     bool updating_;
6840     // XXX: ok, "updatedelegate_"?...
6841     _transient NSObject<CydiaDelegate> *updatedelegate_;
6842
6843     _H<UIViewController> remembered_;
6844     _transient UIViewController *transient_;
6845 }
6846
6847 - (NSArray *) navigationURLCollection;
6848 - (void) dropBar:(BOOL)animated;
6849 - (void) beginUpdate;
6850 - (void) raiseBar:(BOOL)animated;
6851 - (BOOL) updating;
6852 - (void) unloadData;
6853
6854 @end
6855
6856 @implementation CYTabBarController
6857
6858 - (void) didReceiveMemoryWarning {
6859     [super didReceiveMemoryWarning];
6860
6861     // presenting a UINavigationController on 2.x does not update its transitionView
6862     // it thereby will not allow its topViewController to be unloaded by memory pressure
6863     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6864         UIViewController *selected([self selectedViewController]);
6865         for (UINavigationController *controller in [self viewControllers])
6866             if (controller != selected)
6867                 if (UIViewController *top = [controller topViewController])
6868                     [top unloadView];
6869     }
6870 }
6871
6872 - (void) setUnselectedViewController:(UIViewController *)transient {
6873     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6874         if (transient != nil) {
6875             [[[self viewControllers] objectAtIndex:0] pushViewController:transient animated:YES];
6876             [self setSelectedIndex:0];
6877         } return;
6878     }
6879
6880     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6881     if (transient != nil) {
6882         UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
6883         [navigation setViewControllers:[NSArray arrayWithObject:transient]];
6884         transient = navigation;
6885
6886         if (transient_ == nil)
6887             remembered_ = [controllers objectAtIndex:0];
6888         transient_ = transient;
6889         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6890         [controllers replaceObjectAtIndex:0 withObject:transient_];
6891         [self setSelectedIndex:0];
6892         [self setViewControllers:controllers];
6893         [self concealTabBarSelection];
6894     } else if (remembered_ != nil) {
6895         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6896         transient_ = transient;
6897         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6898         remembered_ = nil;
6899         [self setViewControllers:controllers];
6900         [self revealTabBarSelection];
6901     }
6902 }
6903
6904 - (UIViewController *) unselectedViewController {
6905     return transient_;
6906 }
6907
6908 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6909     if ([self unselectedViewController])
6910         [self setUnselectedViewController:nil];
6911
6912     // presenting a UINavigationController on 2.x does not update its transitionView
6913     // if this view was unloaded, the tranitionView may currently be presenting nothing
6914     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6915         UINavigationController *navigation((UINavigationController *) viewController);
6916         [navigation pushViewController:[[[UIViewController alloc] init] autorelease] animated:NO];
6917         [navigation popViewControllerAnimated:NO];
6918     }
6919 }
6920
6921 - (NSArray *) navigationURLCollection {
6922     NSMutableArray *items([NSMutableArray array]);
6923
6924     // XXX: Should this deal with transient view controllers?
6925     for (id navigation in [self viewControllers]) {
6926         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6927         if (stack != nil)
6928             [items addObject:stack];
6929     }
6930
6931     return items;
6932 }
6933
6934 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6935     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6936         [self setUnselectedViewController:nil];
6937     else
6938         [super dismissModalViewControllerAnimated:YES];
6939 }
6940
6941 - (void) unloadData {
6942     [super unloadData];
6943
6944     for (UINavigationController *controller in [self viewControllers])
6945         [controller unloadData];
6946
6947     if (UIViewController *selected = [self selectedViewController])
6948         [selected reloadData];
6949
6950     if (UIViewController *unselected = [self unselectedViewController]) {
6951         [unselected unloadData];
6952         [unselected reloadData];
6953     }
6954 }
6955
6956 - (void) dealloc {
6957     [[NSNotificationCenter defaultCenter] removeObserver:self];
6958
6959     [super dealloc];
6960 }
6961
6962 - (id) initWithDatabase:(Database *)database {
6963     if ((self = [super init]) != nil) {
6964         database_ = database;
6965         [self setDelegate:self];
6966
6967         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6968         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6969
6970         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6971     } return self;
6972 }
6973
6974 - (void) setUpdate:(NSDate *)date {
6975     [self beginUpdate];
6976 }
6977
6978 - (void) beginUpdate {
6979     [(RefreshBar *) refreshbar_ start];
6980     [self dropBar:YES];
6981
6982     [updatedelegate_ retainNetworkActivityIndicator];
6983     updating_ = true;
6984
6985     [NSThread
6986         detachNewThreadSelector:@selector(performUpdate)
6987         toTarget:self
6988         withObject:nil
6989     ];
6990 }
6991
6992 - (void) performUpdate {
6993     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6994
6995     Status status;
6996     status.setDelegate(self);
6997     [database_ updateWithStatus:status];
6998
6999     [self
7000         performSelectorOnMainThread:@selector(completeUpdate)
7001         withObject:nil
7002         waitUntilDone:NO
7003     ];
7004
7005     [pool release];
7006 }
7007
7008 - (void) stopUpdateWithSelector:(SEL)selector {
7009     updating_ = false;
7010     [updatedelegate_ releaseNetworkActivityIndicator];
7011
7012     [self raiseBar:YES];
7013     [refreshbar_ stop];
7014
7015     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7016 }
7017
7018 - (void) completeUpdate {
7019     if (!updating_)
7020         return;
7021     [self stopUpdateWithSelector:@selector(reloadData)];
7022 }
7023
7024 - (void) cancelUpdate {
7025     [self stopUpdateWithSelector:@selector(updateData)];
7026 }
7027
7028 - (void) cancelPressed {
7029     [self cancelUpdate];
7030 }
7031
7032 - (BOOL) updating {
7033     return updating_;
7034 }
7035
7036 - (void) addProgressEvent:(CydiaProgressEvent *)event {
7037     [refreshbar_ setPrompt:[event compoundMessage]];
7038 }
7039
7040 - (bool) isProgressCancelled {
7041     return !updating_;
7042 }
7043
7044 - (void) setProgressCancellable:(NSNumber *)cancellable {
7045     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
7046 }
7047
7048 - (void) setProgressPercent:(NSNumber *)percent {
7049     [refreshbar_ setProgress:[percent floatValue]];
7050 }
7051
7052 - (void) setProgressStatus:(NSDictionary *)status {
7053     if (status != nil)
7054         [self setProgressPercent:[status objectForKey:@"Percent"]];
7055 }
7056
7057 - (void) setUpdateDelegate:(id)delegate {
7058     updatedelegate_ = delegate;
7059 }
7060
7061 - (UIView *) transitionView {
7062     if ([self respondsToSelector:@selector(_transitionView)])
7063         return [self _transitionView];
7064     else
7065         return MSHookIvar<id>(self, "_viewControllerTransitionView");
7066 }
7067
7068 - (void) dropBar:(BOOL)animated {
7069     if (dropped_)
7070         return;
7071     dropped_ = true;
7072
7073     UIView *transition([self transitionView]);
7074     [[self view] addSubview:refreshbar_];
7075
7076     CGRect barframe([refreshbar_ frame]);
7077
7078     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7079         barframe.origin.y = CYStatusBarHeight();
7080     else
7081         barframe.origin.y = 0;
7082
7083     [refreshbar_ setFrame:barframe];
7084
7085     if (animated)
7086         [UIView beginAnimations:nil context:NULL];
7087
7088     CGRect viewframe = [transition frame];
7089     viewframe.origin.y += barframe.size.height;
7090     viewframe.size.height -= barframe.size.height;
7091     [transition setFrame:viewframe];
7092
7093     if (animated)
7094         [UIView commitAnimations];
7095
7096     // Ensure bar has the proper width for our view, it might have changed
7097     barframe.size.width = viewframe.size.width;
7098     [refreshbar_ setFrame:barframe];
7099 }
7100
7101 - (void) raiseBar:(BOOL)animated {
7102     if (!dropped_)
7103         return;
7104     dropped_ = false;
7105
7106     UIView *transition([self transitionView]);
7107     [refreshbar_ removeFromSuperview];
7108
7109     CGRect barframe([refreshbar_ frame]);
7110
7111     if (animated)
7112         [UIView beginAnimations:nil context:NULL];
7113
7114     CGRect viewframe = [transition frame];
7115     viewframe.origin.y -= barframe.size.height;
7116     viewframe.size.height += barframe.size.height;
7117     [transition setFrame:viewframe];
7118
7119     if (animated)
7120         [UIView commitAnimations];
7121 }
7122
7123 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7124     bool dropped(dropped_);
7125
7126     if (dropped)
7127         [self raiseBar:NO];
7128
7129     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7130
7131     if (dropped)
7132         [self dropBar:NO];
7133 }
7134
7135 - (void) statusBarFrameChanged:(NSNotification *)notification {
7136     if (dropped_) {
7137         [self raiseBar:NO];
7138         [self dropBar:NO];
7139     }
7140 }
7141
7142 @end
7143 /* }}} */
7144
7145 /* Cydia Navigation Controller Implementation {{{ */
7146 @implementation UINavigationController (Cydia)
7147
7148 - (NSArray *) navigationURLCollection {
7149     NSMutableArray *stack([NSMutableArray array]);
7150
7151     for (CyteViewController *controller in [self viewControllers]) {
7152         NSString *url = [[controller navigationURL] absoluteString];
7153         if (url != nil)
7154             [stack addObject:url];
7155     }
7156
7157     return stack;
7158 }
7159
7160 - (void) reloadData {
7161     [super reloadData];
7162
7163     UIViewController *visible([self visibleViewController]);
7164     if (visible != nil)
7165         [visible reloadData];
7166
7167     // on the iPad, this view controller is ALSO visible. :(
7168     if (IsWildcat_)
7169         if (UIViewController *top = [self topViewController])
7170             if (top != visible)
7171                 [top reloadData];
7172 }
7173
7174 - (void) unloadData {
7175     for (CyteViewController *page in [self viewControllers])
7176         [page unloadData];
7177
7178     [super unloadData];
7179 }
7180
7181 @end
7182 /* }}} */
7183
7184 /* Cydia:// Protocol {{{ */
7185 @interface CydiaURLProtocol : NSURLProtocol {
7186 }
7187
7188 @end
7189
7190 @implementation CydiaURLProtocol
7191
7192 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7193     NSURL *url([request URL]);
7194     if (url == nil)
7195         return NO;
7196
7197     NSString *scheme([[url scheme] lowercaseString]);
7198     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7199         return YES;
7200     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7201         return YES;
7202
7203     return NO;
7204 }
7205
7206 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7207     return request;
7208 }
7209
7210 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7211     id<NSURLProtocolClient> client([self client]);
7212     if (icon == nil)
7213         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7214     else {
7215         NSData *data(UIImagePNGRepresentation(icon));
7216
7217         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7218         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7219         [client URLProtocol:self didLoadData:data];
7220         [client URLProtocolDidFinishLoading:self];
7221     }
7222 }
7223
7224 - (void) startLoading {
7225     id<NSURLProtocolClient> client([self client]);
7226     NSURLRequest *request([self request]);
7227
7228     NSURL *url([request URL]);
7229     NSString *href([url absoluteString]);
7230     NSString *scheme([[url scheme] lowercaseString]);
7231
7232     NSString *path;
7233
7234     if ([scheme isEqualToString:@"cydia"])
7235         path = [href substringFromIndex:8];
7236     else if ([scheme isEqualToString:@"about"])
7237         path = [href substringFromIndex:12];
7238     else _assert(false);
7239
7240     NSRange slash([path rangeOfString:@"/"]);
7241
7242     NSString *command;
7243     if (slash.location == NSNotFound) {
7244         command = path;
7245         path = nil;
7246     } else {
7247         command = [path substringToIndex:slash.location];
7248         path = [path substringFromIndex:(slash.location + 1)];
7249     }
7250
7251     Database *database([Database sharedInstance]);
7252
7253     if ([command isEqualToString:@"package-icon"]) {
7254         if (path == nil)
7255             goto fail;
7256         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7257         Package *package([database packageWithName:path]);
7258         if (package == nil)
7259             goto fail;
7260         [package parse];
7261         UIImage *icon([package icon]);
7262         [self _returnPNGWithImage:icon forRequest:request];
7263     } else if ([command isEqualToString:@"uikit-image"]) {
7264         if (path == nil)
7265             goto fail;
7266         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7267         UIImage *icon(_UIImageWithName(path));
7268         [self _returnPNGWithImage:icon forRequest:request];
7269     } else if ([command isEqualToString:@"section-icon"]) {
7270         if (path == nil)
7271             goto fail;
7272         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7273         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7274         if (icon == nil)
7275             icon = [UIImage applicationImageNamed:@"unknown.png"];
7276         [self _returnPNGWithImage:icon forRequest:request];
7277     } else fail: {
7278         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7279     }
7280 }
7281
7282 - (void) stopLoading {
7283 }
7284
7285 @end
7286 /* }}} */
7287
7288 /* Section Controller {{{ */
7289 @interface SectionController : FilteredPackageListController {
7290     _H<IndirectDelegate, 1> indirect_;
7291     _H<CydiaObject> cydia_;
7292     _H<NSString> section_;
7293     std::vector< _H<CyteWebViewTableViewCell, 1> > promoted_;
7294 }
7295
7296 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7297
7298 @end
7299
7300 @implementation SectionController
7301
7302 - (NSURL *) referrerURL {
7303     NSString *name = section_;
7304     if (name == nil)
7305         name = @"all";
7306
7307     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@", UI_, [name stringByAddingPercentEscapesIncludingReserved]]];
7308 }
7309
7310 - (NSURL *) navigationURL {
7311     NSString *name = section_;
7312     if (name == nil)
7313         name = @"all";
7314
7315     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", [name stringByAddingPercentEscapesIncludingReserved]]];
7316 }
7317
7318 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7319     NSString *title;
7320     if (name == nil)
7321         title = UCLocalize("ALL_PACKAGES");
7322     else if (![name isEqual:@""])
7323         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7324     else
7325         title = UCLocalize("NO_SECTION");
7326
7327     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7328         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7329         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7330         section_ = name;
7331     } return self;
7332 }
7333
7334 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7335     return [super numberOfSectionsInTableView:list] + 1;
7336 }
7337
7338 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7339     return section == 0 ? nil : [super tableView:list titleForHeaderInSection:(section - 1)];
7340 }
7341
7342 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7343     return section == 0 ? promoted_.size() : [super tableView:list numberOfRowsInSection:(section - 1)];
7344 }
7345
7346 + (NSIndexPath *) adjustedIndexPath:(NSIndexPath *)path {
7347     return [NSIndexPath indexPathForRow:[path row] inSection:([path section] - 1)];
7348 }
7349
7350 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7351     if ([path section] != 0)
7352         return [super tableView:table cellForRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7353
7354     return promoted_[[path row]];
7355 }
7356
7357 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
7358     if ([path section] != 0)
7359         return [super tableView:table didSelectRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7360 }
7361
7362 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
7363     NSInteger section([super tableView:tableView sectionForSectionIndexTitle:title atIndex:index]);
7364     return section == 0 ? 0 : section + 1;
7365 }
7366
7367 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7368     NSURL *url([request URL]);
7369     if (url == nil)
7370         return;
7371
7372     if ([frame isEqualToString:@"_open"])
7373         [delegate_ openURL:url];
7374     else {
7375         WebFrame *frame(nil);
7376         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7377             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7378         if (frame == nil)
7379             frame = [view mainFrame];
7380
7381         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7382
7383         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7384         [controller setDelegate:delegate_];
7385         [[self navigationController] pushViewController:controller animated:YES];
7386     }
7387
7388     [listener ignore];
7389 }
7390
7391 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7392     return [CydiaWebViewController requestWithHeaders:request];
7393 }
7394
7395 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7396     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7397 }
7398
7399 - (void) loadView {
7400     [super loadView];
7401
7402     // XXX: this code is horrible. I mean, wtf Jay?
7403     if (ShowPromoted_ && [[Metadata_ objectForKey:@"ShowPromoted"] boolValue]) {
7404         promoted_.resize(1);
7405
7406         for (unsigned i(0); i != promoted_.size(); ++i) {
7407             CyteWebViewTableViewCell *promoted([CyteWebViewTableViewCell cellWithRequest:[NSURLRequest
7408                 requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sectionhead/%u/%@",
7409                     UI_, i, section_ == nil ? @"" : [section_ stringByAddingPercentEscapesIncludingReserved]]
7410                 ]]
7411
7412                 cachePolicy:NSURLRequestUseProtocolCachePolicy
7413                 timeoutInterval:120
7414             ]]);
7415
7416             [promoted setDelegate:self];
7417             promoted_[i] = promoted;
7418         }
7419     }
7420 }
7421
7422 - (void) setDelegate:(id)delegate {
7423     [super setDelegate:delegate];
7424     [cydia_ setDelegate:delegate];
7425 }
7426
7427 - (void) releaseSubviews {
7428     promoted_.clear();
7429     [super releaseSubviews];
7430 }
7431
7432 @end
7433 /* }}} */
7434 /* Sections Controller {{{ */
7435 @interface SectionsController : CyteViewController <
7436     UITableViewDataSource,
7437     UITableViewDelegate
7438 > {
7439     _transient Database *database_;
7440     _H<NSMutableArray> sections_;
7441     _H<NSMutableArray> filtered_;
7442     _H<UITableView, 2> list_;
7443 }
7444
7445 - (id) initWithDatabase:(Database *)database;
7446 - (void) editButtonClicked;
7447
7448 @end
7449
7450 @implementation SectionsController
7451
7452 - (NSURL *) navigationURL {
7453     return [NSURL URLWithString:@"cydia://sections"];
7454 }
7455
7456 - (void) updateNavigationItem {
7457     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7458     if ([sections_ count] == 0) {
7459         [[self navigationItem] setRightBarButtonItem:nil];
7460     } else {
7461         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7462             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7463             target:self
7464             action:@selector(editButtonClicked)
7465         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7466     }
7467 }
7468
7469 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7470     [super setEditing:editing animated:animated];
7471
7472     if (editing)
7473         [list_ reloadData];
7474     else
7475         [delegate_ updateData];
7476
7477     [self updateNavigationItem];
7478 }
7479
7480 - (void) viewDidAppear:(BOOL)animated {
7481     [super viewDidAppear:animated];
7482     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7483 }
7484
7485 - (void) viewWillDisappear:(BOOL)animated {
7486     [super viewWillDisappear:animated];
7487     [self setEditing:NO];
7488 }
7489
7490 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7491     Section *section = nil;
7492     int index = [indexPath row];
7493     if (![self isEditing]) {
7494         index -= 1;
7495         if (index >= 0)
7496             section = [filtered_ objectAtIndex:index];
7497     } else {
7498         section = [sections_ objectAtIndex:index];
7499     }
7500     return section;
7501 }
7502
7503 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7504     if ([self isEditing])
7505         return [sections_ count];
7506     else
7507         return [filtered_ count] + 1;
7508 }
7509
7510 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7511     return 45.0f;
7512 }*/
7513
7514 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7515     static NSString *reuseIdentifier = @"SectionCell";
7516
7517     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7518     if (cell == nil)
7519         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7520
7521     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7522
7523     return cell;
7524 }
7525
7526 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7527     if ([self isEditing])
7528         return;
7529
7530     Section *section = [self sectionAtIndexPath:indexPath];
7531
7532     SectionController *controller = [[[SectionController alloc]
7533         initWithDatabase:database_
7534         section:[section name]
7535     ] autorelease];
7536     [controller setDelegate:delegate_];
7537
7538     [[self navigationController] pushViewController:controller animated:YES];
7539 }
7540
7541 - (void) loadView {
7542     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7543     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7544     [list_ setRowHeight:45.0f];
7545     [(UITableView *) list_ setDataSource:self];
7546     [list_ setDelegate:self];
7547     [self setView:list_];
7548 }
7549
7550 - (void) viewDidLoad {
7551     [super viewDidLoad];
7552
7553     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7554 }
7555
7556 - (void) releaseSubviews {
7557     list_ = nil;
7558
7559     sections_ = nil;
7560     filtered_ = nil;
7561
7562     [super releaseSubviews];
7563 }
7564
7565 - (id) initWithDatabase:(Database *)database {
7566     if ((self = [super init]) != nil) {
7567         database_ = database;
7568     } return self;
7569 }
7570
7571 - (void) reloadData {
7572     [super reloadData];
7573
7574     NSArray *packages = [database_ packages];
7575
7576     sections_ = [NSMutableArray arrayWithCapacity:16];
7577     filtered_ = [NSMutableArray arrayWithCapacity:16];
7578
7579     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7580
7581     _trace();
7582     for (Package *package in packages) {
7583         NSString *name([package section]);
7584         NSString *key(name == nil ? @"" : name);
7585
7586         Section *section;
7587
7588         _profile(SectionsView$reloadData$Section)
7589             section = [sections objectForKey:key];
7590             if (section == nil) {
7591                 _profile(SectionsView$reloadData$Section$Allocate)
7592                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7593                     [sections setObject:section forKey:key];
7594                 _end
7595             }
7596         _end
7597
7598         [section addToCount];
7599
7600         _profile(SectionsView$reloadData$Filter)
7601             if (![package valid] || ![package visible])
7602                 continue;
7603         _end
7604
7605         [section addToRow];
7606     }
7607     _trace();
7608
7609     [sections_ addObjectsFromArray:[sections allValues]];
7610
7611     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7612
7613     for (Section *section in (id) sections_) {
7614         size_t count([section row]);
7615         if (count == 0)
7616             continue;
7617
7618         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7619         [section setCount:count];
7620         [filtered_ addObject:section];
7621     }
7622
7623     [self updateNavigationItem];
7624     [list_ reloadData];
7625     _trace();
7626 }
7627
7628 - (void) editButtonClicked {
7629     [self setEditing:![self isEditing] animated:YES];
7630 }
7631
7632 @end
7633 /* }}} */
7634
7635 /* Changes Controller {{{ */
7636 @interface ChangesController : CyteViewController <
7637     UITableViewDataSource,
7638     UITableViewDelegate
7639 > {
7640     _transient Database *database_;
7641     unsigned era_;
7642     _H<NSArray> packages_;
7643     _H<NSMutableArray> sections_;
7644     _H<UITableView, 2> list_;
7645     _H<CyteWebView, 1> dickbar_;
7646     unsigned upgrades_;
7647     _H<IndirectDelegate, 1> indirect_;
7648     _H<CydiaObject> cydia_;
7649 }
7650
7651 - (id) initWithDatabase:(Database *)database;
7652
7653 @end
7654
7655 @implementation ChangesController
7656
7657 - (NSURL *) navigationURL {
7658     return [NSURL URLWithString:@"cydia://changes"];
7659 }
7660
7661 - (void) viewDidAppear:(BOOL)animated {
7662     [super viewDidAppear:animated];
7663     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7664 }
7665
7666 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7667     NSInteger count([sections_ count]);
7668     return count == 0 ? 1 : count;
7669 }
7670
7671 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7672     if ([sections_ count] == 0)
7673         return nil;
7674     return [[sections_ objectAtIndex:section] name];
7675 }
7676
7677 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7678     if ([sections_ count] == 0)
7679         return 0;
7680     return [[sections_ objectAtIndex:section] count];
7681 }
7682
7683 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7684 @synchronized (database_) {
7685     if ([database_ era] != era_)
7686         return nil;
7687
7688     NSUInteger sectionIndex([path section]);
7689     if (sectionIndex >= [sections_ count])
7690         return nil;
7691     Section *section([sections_ objectAtIndex:sectionIndex]);
7692     NSInteger row([path row]);
7693     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7694 } }
7695
7696 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7697     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7698     if (cell == nil)
7699         cell = [[[PackageCell alloc] init] autorelease];
7700
7701     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7702     [cell setPackage:package asSummary:false];
7703     return cell;
7704 }
7705
7706 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7707     Package *package([self packageAtIndexPath:path]);
7708     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[NSString stringWithFormat:@"%@/#!/changes/", UI_]] autorelease]);
7709     [view setDelegate:delegate_];
7710     [[self navigationController] pushViewController:view animated:YES];
7711     return path;
7712 }
7713
7714 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7715     NSString *context([alert context]);
7716
7717     if ([context isEqualToString:@"norefresh"])
7718         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7719 }
7720
7721 - (void) refreshButtonClicked {
7722     if (IsReachable("cydia.saurik.com")) {
7723         [delegate_ beginUpdate];
7724         [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7725     } else {
7726         UIAlertView *alert = [[[UIAlertView alloc]
7727             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
7728             message:@"Host Unreachable" // XXX: Localize
7729             delegate:self
7730             cancelButtonTitle:UCLocalize("OK")
7731             otherButtonTitles:nil
7732         ] autorelease];
7733
7734         [alert setContext:@"norefresh"];
7735         [alert show];
7736     }
7737 }
7738
7739 - (void) upgradeButtonClicked {
7740     [delegate_ distUpgrade];
7741     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7742 }
7743
7744 - (void) loadView {
7745     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7746     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7747     [self setView:view];
7748
7749     list_ = [[[UITableView alloc] initWithFrame:[view bounds] style:UITableViewStylePlain] autorelease];
7750     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7751     [list_ setRowHeight:73];
7752     [(UITableView *) list_ setDataSource:self];
7753     [list_ setDelegate:self];
7754     [view addSubview:list_];
7755
7756     if (AprilFools_ && kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
7757         CGRect dickframe([view bounds]);
7758         dickframe.size.height = 44;
7759
7760         dickbar_ = [[[CyteWebView alloc] initWithFrame:dickframe] autorelease];
7761         [dickbar_ setDelegate:self];
7762         [view addSubview:dickbar_];
7763
7764         [dickbar_ setBackgroundColor:[UIColor clearColor]];
7765         [dickbar_ setScalesPageToFit:YES];
7766
7767         UIWebDocumentView *document([dickbar_ _documentView]);
7768         [document setBackgroundColor:[UIColor clearColor]];
7769         [document setDrawsBackground:NO];
7770
7771         WebView *webview([document webView]);
7772         [webview setShouldUpdateWhileOffscreen:NO];
7773
7774         UIScrollView *scroller([dickbar_ scrollView]);
7775         [scroller setScrollingEnabled:NO];
7776         [scroller setFixedBackgroundPattern:YES];
7777         [scroller setBackgroundColor:[UIColor clearColor]];
7778
7779         WebPreferences *preferences([webview preferences]);
7780         [preferences setCacheModel:WebCacheModelDocumentBrowser];
7781         [preferences setJavaScriptCanOpenWindowsAutomatically:YES];
7782         [preferences setOfflineWebApplicationCacheEnabled:YES];
7783
7784         [dickbar_ loadRequest:[NSURLRequest
7785             requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/dickbar/", UI_]]]
7786             cachePolicy:NSURLRequestUseProtocolCachePolicy
7787             timeoutInterval:120
7788         ]];
7789
7790         UIEdgeInsets inset = {44, 0, 0, 0};
7791         [list_ setContentInset:inset];
7792
7793         [dickbar_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
7794     }
7795 }
7796
7797 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7798     NSURL *url([request URL]);
7799     if (url == nil)
7800         return;
7801
7802     if ([frame isEqualToString:@"_open"])
7803         [delegate_ openURL:url];
7804     else {
7805         WebFrame *frame(nil);
7806         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7807             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7808         if (frame == nil)
7809             frame = [view mainFrame];
7810
7811         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7812
7813         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7814         [controller setDelegate:delegate_];
7815         [[self navigationController] pushViewController:controller animated:YES];
7816     }
7817
7818     [listener ignore];
7819 }
7820
7821 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7822     return [CydiaWebViewController requestWithHeaders:request];
7823 }
7824
7825 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7826     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7827 }
7828
7829 - (void) setDelegate:(id)delegate {
7830     [super setDelegate:delegate];
7831     [cydia_ setDelegate:delegate];
7832 }
7833
7834 - (void) viewDidLoad {
7835     [super viewDidLoad];
7836
7837     [[self navigationItem] setTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES"))];
7838 }
7839
7840 - (void) releaseSubviews {
7841     list_ = nil;
7842
7843     packages_ = nil;
7844     sections_ = nil;
7845     dickbar_ = nil;
7846
7847     [super releaseSubviews];
7848 }
7849
7850 - (id) initWithDatabase:(Database *)database {
7851     if ((self = [super init]) != nil) {
7852         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7853         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7854         database_ = database;
7855     } return self;
7856 }
7857
7858 - (NSMutableArray *) _reloadPackages {
7859 @synchronized (database_) {
7860     era_ = [database_ era];
7861     NSArray *packages([database_ packages]);
7862
7863     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7864
7865     _trace();
7866     _profile(ChangesController$_reloadPackages$Filter)
7867         for (Package *package in packages)
7868             if ([package upgradableAndEssential:YES] || [package visible])
7869                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7870     _end
7871     _trace();
7872     _profile(ChangesController$_reloadPackages$radixSort)
7873         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7874     _end
7875     _trace();
7876
7877     return filtered;
7878 } }
7879
7880 - (void) _reloadData {
7881     NSArray *packages;
7882
7883   reload:
7884     if (true) {
7885         UIProgressHUD *hud([delegate_ addProgressHUD]);
7886         [hud setText:UCLocalize("LOADING")];
7887         //NSLog(@"HUD:%@::%@", delegate_, hud);
7888         packages = [self yieldToSelector:@selector(_reloadPackages)];
7889         [delegate_ removeProgressHUD:hud];
7890     } else {
7891         packages = [self _reloadPackages];
7892     }
7893
7894 @synchronized (database_) {
7895     if (era_ != [database_ era])
7896         goto reload;
7897
7898     packages_ = packages;
7899     sections_ = [NSMutableArray arrayWithCapacity:16];
7900
7901     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7902     Section *ignored = nil;
7903     Section *section = nil;
7904     time_t last = 0;
7905
7906     upgrades_ = 0;
7907     bool unseens = false;
7908
7909     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7910
7911     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7912         Package *package = [packages_ objectAtIndex:offset];
7913
7914         BOOL uae = [package upgradableAndEssential:YES];
7915
7916         if (!uae) {
7917             unseens = true;
7918             time_t seen([package seen]);
7919
7920             if (section == nil || last != seen) {
7921                 last = seen;
7922
7923                 NSString *name;
7924                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7925                 [name autorelease];
7926
7927                 _profile(ChangesController$reloadData$Allocate)
7928                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7929                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7930                     [sections_ addObject:section];
7931                 _end
7932             }
7933
7934             [section addToCount];
7935         } else if ([package ignored]) {
7936             if (ignored == nil) {
7937                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7938             }
7939             [ignored addToCount];
7940         } else {
7941             ++upgrades_;
7942             [upgradable addToCount];
7943         }
7944     }
7945     _trace();
7946
7947     CFRelease(formatter);
7948
7949     if (unseens) {
7950         Section *last = [sections_ lastObject];
7951         size_t count = [last count];
7952         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7953         [sections_ removeLastObject];
7954     }
7955
7956     if ([ignored count] != 0)
7957         [sections_ insertObject:ignored atIndex:0];
7958     if (upgrades_ != 0)
7959         [sections_ insertObject:upgradable atIndex:0];
7960
7961     [list_ reloadData];
7962
7963     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7964         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7965         style:UIBarButtonItemStylePlain
7966         target:self
7967         action:@selector(upgradeButtonClicked)
7968     ] autorelease]) animated:YES];
7969
7970     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7971         initWithTitle:UCLocalize("REFRESH")
7972         style:UIBarButtonItemStylePlain
7973         target:self
7974         action:@selector(refreshButtonClicked)
7975     ] autorelease]) animated:YES];
7976
7977     PrintTimes();
7978 } }
7979
7980 - (void) reloadData {
7981     [super reloadData];
7982     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7983 }
7984
7985 @end
7986 /* }}} */
7987 /* Search Controller {{{ */
7988 @interface SearchController : FilteredPackageListController <
7989     UISearchBarDelegate
7990 > {
7991     _H<UISearchBar, 1> search_;
7992     BOOL searchloaded_;
7993 }
7994
7995 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7996 - (void) reloadData;
7997
7998 @end
7999
8000 @implementation SearchController
8001
8002 - (NSURL *) referrerURL {
8003     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
8004 }
8005
8006 - (NSURL *) navigationURL {
8007     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
8008         return [NSURL URLWithString:@"cydia://search"];
8009     else
8010         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
8011 }
8012
8013 - (NSArray *) termsForQuery:(NSString *)query {
8014     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
8015     for (NSString *component in [query componentsSeparatedByString:@" "])
8016         if ([component length] != 0)
8017             [terms addObject:component];
8018
8019     return terms;
8020 }
8021
8022 - (void) useSearch {
8023     [self setObject:[self termsForQuery:[search_ text]] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
8024     [self clearData];
8025     [self reloadData];
8026 }
8027
8028 - (void) viewWillAppear:(BOOL)animated {
8029     [super viewWillAppear:animated];
8030
8031     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
8032         [self useSearch];
8033 }
8034
8035 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
8036     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8037     [self clearData];
8038     [self reloadData];
8039 }
8040
8041 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
8042     [search_ resignFirstResponder];
8043     [self useSearch];
8044 }
8045
8046 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
8047     [search_ setText:@""];
8048     [self searchBarButtonClicked:searchBar];
8049 }
8050
8051 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
8052     [self searchBarButtonClicked:searchBar];
8053 }
8054
8055 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
8056     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8057     [self reloadData];
8058 }
8059
8060 - (bool) shouldYield {
8061     return YES;
8062 }
8063
8064 - (bool) shouldBlock {
8065     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
8066 }
8067
8068 - (bool) isSummarized {
8069     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
8070 }
8071
8072 - (bool) showsSections {
8073     return false;
8074 }
8075
8076 - (NSMutableArray *) _reloadPackages {
8077     NSMutableArray *packages([super _reloadPackages]);
8078     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8079         [packages radixSortUsingSelector:@selector(rank)];
8080     return packages;
8081 }
8082
8083 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
8084     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[self termsForQuery:query]])) {
8085         search_ = [[[UISearchBar alloc] init] autorelease];
8086         [search_ setDelegate:self];
8087
8088         if (query != nil)
8089             [search_ setText:query];
8090     } return self;
8091 }
8092
8093 - (void) viewDidAppear:(BOOL)animated {
8094     [super viewDidAppear:animated];
8095
8096     if (!searchloaded_) {
8097         searchloaded_ = YES;
8098         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
8099         [search_ layoutSubviews];
8100         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
8101
8102         UITextField *textField;
8103         if ([search_ respondsToSelector:@selector(searchField)])
8104             textField = [search_ searchField];
8105         else
8106             textField = MSHookIvar<UITextField *>(search_, "_searchField");
8107
8108         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8109         [textField setEnablesReturnKeyAutomatically:NO];
8110         [[self navigationItem] setTitleView:textField];
8111     }
8112 }
8113
8114 - (void) reloadData {
8115     id object([search_ text]);
8116     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8117         object = [self termsForQuery:object];
8118
8119     [self setObject:object];
8120     [self resetCursor];
8121
8122     [super reloadData];
8123 }
8124
8125 - (void) didSelectPackage:(Package *)package {
8126     [search_ resignFirstResponder];
8127     [super didSelectPackage:package];
8128 }
8129
8130 @end
8131 /* }}} */
8132 /* Package Settings Controller {{{ */
8133 @interface PackageSettingsController : CyteViewController <
8134     UITableViewDataSource,
8135     UITableViewDelegate
8136 > {
8137     _transient Database *database_;
8138     _H<NSString> name_;
8139     _H<Package> package_;
8140     _H<UITableView, 2> table_;
8141     _H<UISwitch> subscribedSwitch_;
8142     _H<UISwitch> ignoredSwitch_;
8143     _H<UITableViewCell> subscribedCell_;
8144     _H<UITableViewCell> ignoredCell_;
8145 }
8146
8147 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
8148
8149 @end
8150
8151 @implementation PackageSettingsController
8152
8153 - (NSURL *) navigationURL {
8154     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
8155 }
8156
8157 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8158     if (package_ == nil)
8159         return 0;
8160
8161     if ([package_ installed] == nil)
8162         return 1;
8163     else
8164         return 2;
8165 }
8166
8167 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8168     if (package_ == nil)
8169         return 0;
8170
8171     // both sections contain just one item right now.
8172     return 1;
8173 }
8174
8175 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8176     return nil;
8177 }
8178
8179 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8180     if (section == 0)
8181         return UCLocalize("SHOW_ALL_CHANGES_EX");
8182     else
8183         return UCLocalize("IGNORE_UPGRADES_EX");
8184 }
8185
8186 - (void) onSubscribed:(id)control {
8187     bool value([control isOn]);
8188     if (package_ == nil)
8189         return;
8190     if ([package_ setSubscribed:value])
8191         [delegate_ updateData];
8192 }
8193
8194 - (void) _updateIgnored {
8195     const char *package([name_ UTF8String]);
8196     bool on([ignoredSwitch_ isOn]);
8197
8198     pid_t pid(ExecFork());
8199     if (pid == 0) {
8200         FILE *dpkg(popen("dpkg --set-selections", "w"));
8201         fwrite(package, strlen(package), 1, dpkg);
8202
8203         if (on)
8204             fwrite(" hold\n", 6, 1, dpkg);
8205         else
8206             fwrite(" install\n", 9, 1, dpkg);
8207
8208         pclose(dpkg);
8209
8210         exit(0);
8211         _assert(false);
8212     }
8213
8214     ReapZombie(pid);
8215 }
8216
8217 - (void) onIgnored:(id)control {
8218     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8219     [invocation setTarget:self];
8220     [invocation setSelector:@selector(_updateIgnored)];
8221
8222     [delegate_ reloadDataWithInvocation:invocation];
8223 }
8224
8225 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8226     if (package_ == nil)
8227         return nil;
8228
8229     switch ([indexPath section]) {
8230         case 0: return subscribedCell_;
8231         case 1: return ignoredCell_;
8232
8233         _nodefault
8234     }
8235
8236     return nil;
8237 }
8238
8239 - (void) loadView {
8240     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8241     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8242     [self setView:view];
8243
8244     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8245     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8246     [(UITableView *) table_ setDataSource:self];
8247     [table_ setDelegate:self];
8248     [view addSubview:table_];
8249
8250     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8251     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8252     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8253
8254     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8255     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8256     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8257
8258     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8259     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8260     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8261     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8262
8263     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8264     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8265     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8266     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8267 }
8268
8269 - (void) viewDidLoad {
8270     [super viewDidLoad];
8271
8272     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8273 }
8274
8275 - (void) releaseSubviews {
8276     ignoredCell_ = nil;
8277     subscribedCell_ = nil;
8278     table_ = nil;
8279     ignoredSwitch_ = nil;
8280     subscribedSwitch_ = nil;
8281
8282     [super releaseSubviews];
8283 }
8284
8285 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8286     if ((self = [super init]) != nil) {
8287         database_ = database;
8288         name_ = package;
8289     } return self;
8290 }
8291
8292 - (void) reloadData {
8293     [super reloadData];
8294
8295     package_ = [database_ packageWithName:name_];
8296
8297     if (package_ != nil) {
8298         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8299         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8300     } // XXX: what now, G?
8301
8302     [table_ reloadData];
8303 }
8304
8305 @end
8306 /* }}} */
8307
8308 /* Installed Controller {{{ */
8309 @interface InstalledController : FilteredPackageListController {
8310     BOOL expert_;
8311 }
8312
8313 - (id) initWithDatabase:(Database *)database;
8314
8315 - (void) updateRoleButton;
8316 - (void) queueStatusDidChange;
8317
8318 @end
8319
8320 @implementation InstalledController
8321
8322 - (NSURL *) referrerURL {
8323     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8324 }
8325
8326 - (NSURL *) navigationURL {
8327     return [NSURL URLWithString:@"cydia://installed"];
8328 }
8329
8330 - (id) initWithDatabase:(Database *)database {
8331     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8332         [self updateRoleButton];
8333         [self queueStatusDidChange];
8334     } return self;
8335 }
8336
8337 #if !AlwaysReload
8338 - (void) queueButtonClicked {
8339     [delegate_ queue];
8340 }
8341 #endif
8342
8343 - (void) queueStatusDidChange {
8344 #if !AlwaysReload
8345     if (IsWildcat_) {
8346         if (Queuing_) {
8347             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8348                 initWithTitle:UCLocalize("QUEUE")
8349                 style:UIBarButtonItemStyleDone
8350                 target:self
8351                 action:@selector(queueButtonClicked)
8352             ] autorelease]];
8353         } else {
8354             [[self navigationItem] setLeftBarButtonItem:nil];
8355         }
8356     }
8357 #endif
8358 }
8359
8360 - (void) updateRoleButton {
8361     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8362         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8363             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8364             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8365             target:self
8366             action:@selector(roleButtonClicked)
8367         ] autorelease]];
8368 }
8369
8370 - (void) roleButtonClicked {
8371     [self setObject:[NSNumber numberWithBool:expert_]];
8372     [self reloadData];
8373     expert_ = !expert_;
8374
8375     [self updateRoleButton];
8376 }
8377
8378 @end
8379 /* }}} */
8380
8381 /* Source Cell {{{ */
8382 @interface SourceCell : CyteTableViewCell <
8383     CyteTableViewCellDelegate
8384 > {
8385     _H<NSURL> url_;
8386     _H<UIImage> icon_;
8387     _H<NSString> origin_;
8388     _H<NSString> label_;
8389 }
8390
8391 - (void) setSource:(Source *)source;
8392
8393 @end
8394
8395 @implementation SourceCell
8396
8397 - (void) _setImage:(NSArray *)data {
8398     if ([url_ isEqual:[data objectAtIndex:0]]) {
8399         icon_ = [data objectAtIndex:1];
8400         [content_ setNeedsDisplay];
8401     }
8402 }
8403
8404 - (void) _setSource:(NSURL *) url {
8405     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8406
8407     if (NSData *data = [NSURLConnection
8408         sendSynchronousRequest:[NSURLRequest
8409             requestWithURL:url
8410             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8411             //timeoutInterval:5
8412         ]
8413
8414         returningResponse:NULL
8415         error:NULL
8416     ])
8417         if (UIImage *image = [UIImage imageWithData:data])
8418             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8419
8420     [pool release];
8421 }
8422
8423 - (void) setSource:(Source *)source {
8424     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8425
8426     origin_ = [source name];
8427     label_ = [source rooturi];
8428
8429     [content_ setNeedsDisplay];
8430
8431     url_ = [source iconURL];
8432     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8433 }
8434
8435 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8436     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8437         UIView *content([self contentView]);
8438         CGRect bounds([content bounds]);
8439
8440         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8441         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8442         [content_ setBackgroundColor:[UIColor whiteColor]];
8443         [content addSubview:content_];
8444
8445         [content_ setDelegate:self];
8446         [content_ setOpaque:YES];
8447
8448         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8449     } return self;
8450 }
8451
8452 - (NSString *) accessibilityLabel {
8453     return label_;
8454 }
8455
8456 - (void) drawContentRect:(CGRect)rect {
8457     bool highlighted(highlighted_);
8458     float width(rect.size.width);
8459
8460     if (icon_ != nil) {
8461         CGRect rect;
8462         rect.size = [(UIImage *) icon_ size];
8463
8464         while (rect.size.width > 32 || rect.size.height > 32) {
8465             rect.size.width /= 2;
8466             rect.size.height /= 2;
8467         }
8468
8469         rect.origin.x = 25 - rect.size.width / 2;
8470         rect.origin.y = 25 - rect.size.height / 2;
8471
8472         [icon_ drawInRect:rect];
8473     }
8474
8475     if (highlighted)
8476         UISetColor(White_);
8477
8478     if (!highlighted)
8479         UISetColor(Black_);
8480     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8481
8482     if (!highlighted)
8483         UISetColor(Gray_);
8484     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8485 }
8486
8487 @end
8488 /* }}} */
8489 /* Source Controller {{{ */
8490 @interface SourceController : FilteredPackageListController {
8491     _transient Source *source_;
8492     _H<NSString> key_;
8493 }
8494
8495 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8496
8497 @end
8498
8499 @implementation SourceController
8500
8501 - (NSURL *) referrerURL {
8502     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sources/%@", UI_, [key_ stringByAddingPercentEscapesIncludingReserved]]];
8503 }
8504
8505 - (NSURL *) navigationURL {
8506     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8507 }
8508
8509 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8510     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8511         source_ = source;
8512         key_ = [source key];
8513     } return self;
8514 }
8515
8516 - (void) reloadData {
8517     source_ = [database_ sourceWithKey:key_];
8518     key_ = [source_ key];
8519     [self setObject:source_];
8520
8521     [[self navigationItem] setTitle:[source_ label]];
8522
8523     [super reloadData];
8524 }
8525
8526 @end
8527 /* }}} */
8528 /* Sources Controller {{{ */
8529 @interface SourcesController : CyteViewController <
8530     UITableViewDataSource,
8531     UITableViewDelegate
8532 > {
8533     _transient Database *database_;
8534     unsigned era_;
8535
8536     _H<UITableView, 2> list_;
8537     _H<NSMutableArray> sources_;
8538     int offset_;
8539
8540     _H<NSString> href_;
8541     _H<UIProgressHUD> hud_;
8542     _H<NSError> error_;
8543
8544     //NSURLConnection *installer_;
8545     NSURLConnection *trivial_;
8546     NSURLConnection *trivial_bz2_;
8547     NSURLConnection *trivial_gz_;
8548     //NSURLConnection *automatic_;
8549
8550     BOOL cydia_;
8551 }
8552
8553 - (id) initWithDatabase:(Database *)database;
8554 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8555
8556 @end
8557
8558 @implementation SourcesController
8559
8560 - (void) _releaseConnection:(NSURLConnection *)connection {
8561     if (connection != nil) {
8562         [connection cancel];
8563         //[connection setDelegate:nil];
8564         [connection release];
8565     }
8566 }
8567
8568 - (void) dealloc {
8569     //[self _releaseConnection:installer_];
8570     [self _releaseConnection:trivial_];
8571     [self _releaseConnection:trivial_gz_];
8572     [self _releaseConnection:trivial_bz2_];
8573     //[self _releaseConnection:automatic_];
8574
8575     [super dealloc];
8576 }
8577
8578 - (NSURL *) navigationURL {
8579     return [NSURL URLWithString:@"cydia://sources"];
8580 }
8581
8582 - (void) viewDidAppear:(BOOL)animated {
8583     [super viewDidAppear:animated];
8584     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8585 }
8586
8587 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8588     return 1;
8589 }
8590
8591 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8592     return nil;
8593 }
8594
8595 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8596     return [sources_ count];
8597 }
8598
8599 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8600 @synchronized (database_) {
8601     if ([database_ era] != era_)
8602         return nil;
8603
8604     return [sources_ objectAtIndex:[indexPath row]];
8605 } }
8606
8607 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8608     static NSString *cellIdentifier = @"SourceCell";
8609
8610     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8611     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8612     [cell setSource:[self sourceAtIndexPath:indexPath]];
8613     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8614
8615     return cell;
8616 }
8617
8618 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8619     Source *source = [self sourceAtIndexPath:indexPath];
8620
8621     SourceController *controller = [[[SourceController alloc]
8622         initWithDatabase:database_
8623         source:source
8624     ] autorelease];
8625
8626     [controller setDelegate:delegate_];
8627
8628     [[self navigationController] pushViewController:controller animated:YES];
8629 }
8630
8631 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8632     Source *source = [self sourceAtIndexPath:indexPath];
8633     return [source record] != nil;
8634 }
8635
8636 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8637     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8638         Source *source = [self sourceAtIndexPath:indexPath];
8639         [Sources_ removeObjectForKey:[source key]];
8640         [delegate_ reloadDataWithInvocation:nil];
8641         [delegate_ _saveConfig];
8642     }
8643 }
8644
8645 - (void) complete {
8646     [delegate_ addTrivialSource:href_];
8647     href_ = nil;
8648
8649     [delegate_ syncData];
8650 }
8651
8652 - (NSString *) getWarning {
8653     NSString *href(href_);
8654     NSRange colon([href rangeOfString:@"://"]);
8655     if (colon.location != NSNotFound)
8656         href = [href substringFromIndex:(colon.location + 3)];
8657     href = [href stringByAddingPercentEscapes];
8658     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8659
8660     NSURL *url([NSURL URLWithString:href]);
8661
8662     NSStringEncoding encoding;
8663     NSError *error(nil);
8664
8665     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8666         return [warning length] == 0 ? nil : warning;
8667     return nil;
8668 }
8669
8670 - (void) _endConnection:(NSURLConnection *)connection {
8671     // XXX: the memory management in this method is horribly awkward
8672
8673     NSURLConnection **field = NULL;
8674     if (connection == trivial_)
8675         field = &trivial_;
8676     else if (connection == trivial_bz2_)
8677         field = &trivial_bz2_;
8678     else if (connection == trivial_gz_)
8679         field = &trivial_gz_;
8680     _assert(field != NULL);
8681     [connection release];
8682     *field = nil;
8683
8684     if (
8685         trivial_ == nil &&
8686         trivial_bz2_ == nil &&
8687         trivial_gz_ == nil
8688     ) {
8689         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8690
8691         [delegate_ releaseNetworkActivityIndicator];
8692
8693         [delegate_ removeProgressHUD:hud_];
8694         hud_ = nil;
8695
8696         if (cydia_) {
8697             if (warning != nil) {
8698                 UIAlertView *alert = [[[UIAlertView alloc]
8699                     initWithTitle:UCLocalize("SOURCE_WARNING")
8700                     message:warning
8701                     delegate:self
8702                     cancelButtonTitle:UCLocalize("CANCEL")
8703                     otherButtonTitles:
8704                         UCLocalize("ADD_ANYWAY"),
8705                     nil
8706                 ] autorelease];
8707
8708                 [alert setContext:@"warning"];
8709                 [alert setNumberOfRows:1];
8710                 [alert show];
8711
8712                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8713                 error_ = nil;
8714                 return;
8715             }
8716
8717             [self complete];
8718         } else if (error_ != nil) {
8719             UIAlertView *alert = [[[UIAlertView alloc]
8720                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8721                 message:[error_ localizedDescription]
8722                 delegate:self
8723                 cancelButtonTitle:UCLocalize("OK")
8724                 otherButtonTitles:nil
8725             ] autorelease];
8726
8727             [alert setContext:@"urlerror"];
8728             [alert show];
8729
8730             href_ = nil;
8731         } else {
8732             UIAlertView *alert = [[[UIAlertView alloc]
8733                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8734                 message:UCLocalize("NOT_REPOSITORY_EX")
8735                 delegate:self
8736                 cancelButtonTitle:UCLocalize("OK")
8737                 otherButtonTitles:nil
8738             ] autorelease];
8739
8740             [alert setContext:@"trivial"];
8741             [alert show];
8742
8743             href_ = nil;
8744         }
8745
8746         error_ = nil;
8747     }
8748 }
8749
8750 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8751     switch ([response statusCode]) {
8752         case 200:
8753             cydia_ = YES;
8754     }
8755 }
8756
8757 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8758     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8759     error_ = error;
8760     [self _endConnection:connection];
8761 }
8762
8763 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8764     [self _endConnection:connection];
8765 }
8766
8767 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8768     NSURL *url([NSURL URLWithString:href]);
8769
8770     NSMutableURLRequest *request = [NSMutableURLRequest
8771         requestWithURL:url
8772         cachePolicy:NSURLRequestUseProtocolCachePolicy
8773         timeoutInterval:120.0
8774     ];
8775
8776     [request setHTTPMethod:method];
8777
8778     if (Machine_ != NULL)
8779         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8780
8781     if ([url isCydiaSecure]) {
8782         if (UniqueID_ != nil) {
8783             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8784             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8785         }
8786     }
8787
8788     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8789 }
8790
8791 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8792     NSString *context([alert context]);
8793
8794     if ([context isEqualToString:@"source"]) {
8795         switch (button) {
8796             case 1: {
8797                 NSString *href = [[alert textField] text];
8798
8799                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8800
8801                 if (![href hasSuffix:@"/"])
8802                     href_ = [href stringByAppendingString:@"/"];
8803                 else
8804                     href_ = href;
8805
8806                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8807                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8808                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8809                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8810
8811                 cydia_ = false;
8812
8813                 // XXX: this is stupid
8814                 hud_ = [delegate_ addProgressHUD];
8815                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8816                 [delegate_ retainNetworkActivityIndicator];
8817             } break;
8818
8819             case 0:
8820             break;
8821
8822             _nodefault
8823         }
8824
8825         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8826     } else if ([context isEqualToString:@"trivial"])
8827         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8828     else if ([context isEqualToString:@"urlerror"])
8829         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8830     else if ([context isEqualToString:@"warning"]) {
8831         switch (button) {
8832             case 1:
8833                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8834             break;
8835
8836             case 0:
8837             break;
8838
8839             _nodefault
8840         }
8841
8842         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8843     }
8844 }
8845
8846 - (void) loadView {
8847     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8848     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8849     [list_ setRowHeight:53];
8850     [(UITableView *) list_ setDataSource:self];
8851     [list_ setDelegate:self];
8852     [self setView:list_];
8853 }
8854
8855 - (void) viewDidLoad {
8856     [super viewDidLoad];
8857
8858     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8859     [self updateButtonsForEditingStatusAnimated:NO];
8860 }
8861
8862 - (void) viewWillDisappear:(BOOL)animated {
8863     [super viewWillAppear:animated];
8864
8865     [list_ setEditing:NO];
8866     [self updateButtonsForEditingStatusAnimated:NO];
8867 }
8868
8869 - (void) releaseSubviews {
8870     list_ = nil;
8871
8872     sources_ = nil;
8873
8874     [super releaseSubviews];
8875 }
8876
8877 - (id) initWithDatabase:(Database *)database {
8878     if ((self = [super init]) != nil) {
8879         database_ = database;
8880     } return self;
8881 }
8882
8883 - (void) reloadData {
8884     [super reloadData];
8885
8886 @synchronized (database_) {
8887     era_ = [database_ era];
8888
8889     pkgSourceList list;
8890     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8891         return;
8892
8893     sources_ = [NSMutableArray arrayWithCapacity:16];
8894     [sources_ addObjectsFromArray:[database_ sources]];
8895     _trace();
8896     [sources_ sortUsingSelector:@selector(compareByName:)];
8897     _trace();
8898
8899     int count([sources_ count]);
8900     offset_ = 0;
8901     for (int i = 0; i != count; i++) {
8902         if ([[sources_ objectAtIndex:i] record] == nil)
8903             break;
8904         offset_++;
8905     }
8906
8907     [list_ reloadData];
8908 } }
8909
8910 - (void) showAddSourcePrompt {
8911     UIAlertView *alert = [[[UIAlertView alloc]
8912         initWithTitle:UCLocalize("ENTER_APT_URL")
8913         message:nil
8914         delegate:self
8915         cancelButtonTitle:UCLocalize("CANCEL")
8916         otherButtonTitles:
8917             UCLocalize("ADD_SOURCE"),
8918         nil
8919     ] autorelease];
8920
8921     [alert setContext:@"source"];
8922
8923     [alert setNumberOfRows:1];
8924     [alert addTextFieldWithValue:@"http://" label:@""];
8925
8926     UITextInputTraits *traits = [[alert textField] textInputTraits];
8927     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8928     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8929     [traits setKeyboardType:UIKeyboardTypeURL];
8930     // XXX: UIReturnKeyDone
8931     [traits setReturnKeyType:UIReturnKeyNext];
8932
8933     [alert show];
8934 }
8935
8936 - (void) addButtonClicked {
8937     [self showAddSourcePrompt];
8938 }
8939
8940 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8941     BOOL editing([list_ isEditing]);
8942
8943     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8944         initWithTitle:UCLocalize("ADD")
8945         style:UIBarButtonItemStylePlain
8946         target:self
8947         action:@selector(addButtonClicked)
8948     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8949
8950     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8951         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8952         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8953         target:self
8954         action:@selector(editButtonClicked)
8955     ] autorelease] animated:animated];
8956
8957     if (IsWildcat_ && !editing)
8958         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8959             initWithTitle:UCLocalize("SETTINGS")
8960             style:UIBarButtonItemStylePlain
8961             target:self
8962             action:@selector(settingsButtonClicked)
8963         ] autorelease]];
8964 }
8965
8966 - (void) settingsButtonClicked {
8967     [delegate_ showSettings];
8968 }
8969
8970 - (void) editButtonClicked {
8971     [list_ setEditing:![list_ isEditing] animated:YES];
8972     [self updateButtonsForEditingStatusAnimated:YES];
8973 }
8974
8975 @end
8976 /* }}} */
8977
8978 /* Settings Controller {{{ */
8979 @interface SettingsController : CyteViewController <
8980     UITableViewDataSource,
8981     UITableViewDelegate
8982 > {
8983     _transient Database *database_;
8984     // XXX: ok, "roledelegate_"?...
8985     _transient id roledelegate_;
8986     _H<UITableView, 2> table_;
8987     _H<UISegmentedControl> segment_;
8988     _H<UIView> container_;
8989 }
8990
8991 - (void) showDoneButton;
8992 - (void) resizeSegmentedControl;
8993
8994 @end
8995
8996 @implementation SettingsController
8997
8998 - (void) loadView {
8999     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
9000     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9001     [table_ setDelegate:self];
9002     [(UITableView *) table_ setDataSource:self];
9003     [self setView:table_];
9004
9005     NSArray *items = [NSArray arrayWithObjects:
9006         UCLocalize("USER"),
9007         UCLocalize("HACKER"),
9008         UCLocalize("DEVELOPER"),
9009     nil];
9010     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
9011     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
9012     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
9013     [container_ addSubview:segment_];
9014 }
9015
9016 - (void) viewDidLoad {
9017     [super viewDidLoad];
9018
9019     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
9020
9021     int index = -1;
9022     if ([Role_ isEqualToString:@"User"]) index = 0;
9023     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
9024     if ([Role_ isEqualToString:@"Developer"]) index = 2;
9025     if (index != -1) {
9026         [segment_ setSelectedSegmentIndex:index];
9027         [self showDoneButton];
9028     }
9029
9030     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
9031     [self resizeSegmentedControl];
9032 }
9033
9034 - (void) releaseSubviews {
9035     table_ = nil;
9036     segment_ = nil;
9037     container_ = nil;
9038
9039     [super releaseSubviews];
9040 }
9041
9042 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
9043     if ((self = [super init]) != nil) {
9044         database_ = database;
9045         roledelegate_ = delegate;
9046     } return self;
9047 }
9048
9049 - (void) resizeSegmentedControl {
9050     CGFloat width = [[self view] frame].size.width;
9051     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
9052 }
9053
9054 - (void) viewWillAppear:(BOOL)animated {
9055     [super viewWillAppear:animated];
9056
9057     [self resizeSegmentedControl];
9058 }
9059
9060 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
9061     [self resizeSegmentedControl];
9062 }
9063
9064 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
9065     [self resizeSegmentedControl];
9066 }
9067
9068 - (void) save {
9069     NSString *role(nil);
9070
9071     switch ([segment_ selectedSegmentIndex]) {
9072         case 0: role = @"User"; break;
9073         case 1: role = @"Hacker"; break;
9074         case 2: role = @"Developer"; break;
9075
9076         _nodefault
9077     }
9078
9079     if (![role isEqualToString:Role_]) {
9080         bool rolling(Role_ == nil);
9081         Role_ = role;
9082
9083         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
9084             Role_, @"Role",
9085         nil];
9086
9087         [Metadata_ setObject:Settings_ forKey:@"Settings"];
9088         Changed_ = true;
9089
9090         if (rolling)
9091             [roledelegate_ loadData];
9092         else
9093             [roledelegate_ updateData];
9094     }
9095 }
9096
9097 - (void) segmentChanged:(UISegmentedControl *)control {
9098     [self showDoneButton];
9099 }
9100
9101 - (void) saveAndClose {
9102     [self save];
9103
9104     [[self navigationItem] setRightBarButtonItem:nil];
9105     [[self navigationController] dismissModalViewControllerAnimated:YES];
9106 }
9107
9108 - (void) doneButtonClicked {
9109     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
9110     [spinner startAnimating];
9111     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
9112     [[self navigationItem] setRightBarButtonItem:spinItem];
9113
9114     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
9115 }
9116
9117 - (void) showDoneButton {
9118     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
9119         initWithTitle:UCLocalize("DONE")
9120         style:UIBarButtonItemStyleDone
9121         target:self
9122         action:@selector(doneButtonClicked)
9123     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
9124 }
9125
9126 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
9127     // XXX: For not having a single cell in the table, this sure is a lot of sections.
9128     return 6;
9129 }
9130
9131 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
9132     return 0; // :(
9133 }
9134
9135 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
9136     return nil; // This method is required by the protocol.
9137 }
9138
9139 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
9140     if (section == 1)
9141         return UCLocalize("ROLE_EX");
9142     if (section == 4)
9143         return [NSString stringWithFormat:
9144             @"%@: %@\n%@: %@\n%@: %@",
9145             UCLocalize("USER"), UCLocalize("USER_EX"),
9146             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
9147             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
9148         ];
9149     else return nil;
9150 }
9151
9152 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
9153     return section == 3 ? 44.0f : 0;
9154 }
9155
9156 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
9157     return section == 3 ? container_ : nil;
9158 }
9159
9160 - (void) reloadData {
9161     [super reloadData];
9162
9163     [table_ reloadData];
9164 }
9165
9166 @end
9167 /* }}} */
9168 /* Stash Controller {{{ */
9169 @interface StashController : CyteViewController {
9170     _H<UIActivityIndicatorView> spinner_;
9171     _H<UILabel> status_;
9172     _H<UILabel> caption_;
9173 }
9174
9175 @end
9176
9177 @implementation StashController
9178
9179 - (void) loadView {
9180     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
9181     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
9182     [self setView:view];
9183
9184     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
9185
9186     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
9187     CGRect spinrect = [spinner_ frame];
9188     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
9189     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
9190     [spinner_ setFrame:spinrect];
9191     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
9192     [view addSubview:spinner_];
9193     [spinner_ startAnimating];
9194
9195     CGRect captrect;
9196     captrect.size.width = [[self view] frame].size.width;
9197     captrect.size.height = 40.0f;
9198     captrect.origin.x = 0;
9199     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
9200     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
9201     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
9202     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9203     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
9204     [caption_ setTextColor:[UIColor whiteColor]];
9205     [caption_ setBackgroundColor:[UIColor clearColor]];
9206     [caption_ setShadowColor:[UIColor blackColor]];
9207     [caption_ setTextAlignment:UITextAlignmentCenter];
9208     [view addSubview:caption_];
9209
9210     CGRect statusrect;
9211     statusrect.size.width = [[self view] frame].size.width;
9212     statusrect.size.height = 30.0f;
9213     statusrect.origin.x = 0;
9214     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
9215     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
9216     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9217     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
9218     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
9219     [status_ setTextColor:[UIColor whiteColor]];
9220     [status_ setBackgroundColor:[UIColor clearColor]];
9221     [status_ setShadowColor:[UIColor blackColor]];
9222     [status_ setTextAlignment:UITextAlignmentCenter];
9223     [view addSubview:status_];
9224 }
9225
9226 - (void) releaseSubviews {
9227     spinner_ = nil;
9228     status_ = nil;
9229     caption_ = nil;
9230
9231     [super releaseSubviews];
9232 }
9233
9234 @end
9235 /* }}} */
9236
9237 @interface CYURLCache : SDURLCache {
9238 }
9239
9240 @end
9241
9242 @implementation CYURLCache
9243
9244 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
9245 #if !ForRelease
9246     if (false);
9247     else if ([event isEqualToString:@"no-cache"])
9248         event = @"!!!";
9249     else if ([event isEqualToString:@"store"])
9250         event = @">>>";
9251     else if ([event isEqualToString:@"invalid"])
9252         event = @"???";
9253     else if ([event isEqualToString:@"memory"])
9254         event = @"mem";
9255     else if ([event isEqualToString:@"disk"])
9256         event = @"ssd";
9257     else if ([event isEqualToString:@"miss"])
9258         event = @"---";
9259
9260     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
9261 #endif
9262 }
9263
9264 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
9265     if (NSURLResponse *response = [cached response])
9266         if (NSString *mime = [response MIMEType])
9267             if ([mime isEqualToString:@"text/cache-manifest"]) {
9268                 NSURL *url([response URL]);
9269
9270 #if !ForRelease
9271                 NSLog(@"###: %@", [url absoluteString]);
9272 #endif
9273
9274                 @synchronized (HostConfig_) {
9275                     [CachedURLs_ addObject:url];
9276                 }
9277             }
9278
9279     [super storeCachedResponse:cached forRequest:request];
9280 }
9281
9282 @end
9283
9284 @interface Cydia : UIApplication <
9285     ConfirmationControllerDelegate,
9286     DatabaseDelegate,
9287     CydiaDelegate,
9288     UINavigationControllerDelegate,
9289     UITabBarControllerDelegate
9290 > {
9291     _H<UIWindow> window_;
9292     _H<CYTabBarController> tabbar_;
9293     _H<CydiaLoadingViewController> emulated_;
9294
9295     _H<NSMutableArray> essential_;
9296     _H<NSMutableArray> broken_;
9297
9298     Database *database_;
9299
9300     _H<NSURL> starturl_;
9301
9302     unsigned locked_;
9303     unsigned activity_;
9304
9305     _H<StashController> stash_;
9306
9307     bool loaded_;
9308 }
9309
9310 - (void) loadData;
9311
9312 @end
9313
9314 @implementation Cydia
9315
9316 - (void) beginUpdate {
9317     [tabbar_ beginUpdate];
9318 }
9319
9320 - (BOOL) updating {
9321     return [tabbar_ updating];
9322 }
9323
9324 - (void) _loaded {
9325     if ([broken_ count] != 0) {
9326         int count = [broken_ count];
9327
9328         UIAlertView *alert = [[[UIAlertView alloc]
9329             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9330             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9331             delegate:self
9332             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
9333             otherButtonTitles:
9334                 UCLocalize("TEMPORARY_IGNORE"),
9335             nil
9336         ] autorelease];
9337
9338         [alert setContext:@"fixhalf"];
9339         [alert setNumberOfRows:2];
9340         [alert show];
9341     } else if (!Ignored_ && [essential_ count] != 0) {
9342         int count = [essential_ count];
9343
9344         UIAlertView *alert = [[[UIAlertView alloc]
9345             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9346             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9347             delegate:self
9348             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9349             otherButtonTitles:
9350                 UCLocalize("UPGRADE_ESSENTIAL"),
9351                 UCLocalize("COMPLETE_UPGRADE"),
9352             nil
9353         ] autorelease];
9354
9355         [alert setContext:@"upgrade"];
9356         [alert show];
9357     }
9358 }
9359
9360 - (void) returnToCydia {
9361     [self _loaded];
9362 }
9363
9364 - (void) _saveConfig {
9365     @synchronized (database_) {
9366         _trace();
9367         MetaFile_.Sync();
9368         _trace();
9369     }
9370
9371     if (Changed_) {
9372         NSString *error(nil);
9373
9374         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9375             _trace();
9376             NSError *error(nil);
9377             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9378                 NSLog(@"failure to save metadata data: %@", error);
9379             _trace();
9380
9381             Changed_ = false;
9382         } else {
9383             NSLog(@"failure to serialize metadata: %@", error);
9384         }
9385     }
9386
9387     CydiaWriteSources();
9388 }
9389
9390 // Navigation controller for the queuing badge.
9391 - (UINavigationController *) queueNavigationController {
9392     NSArray *controllers = [tabbar_ viewControllers];
9393     return [controllers objectAtIndex:3];
9394 }
9395
9396 - (void) unloadData {
9397     [tabbar_ unloadData];
9398 }
9399
9400 - (void) _updateData {
9401     [self _saveConfig];
9402     [self unloadData];
9403
9404     UINavigationController *navigation = [self queueNavigationController];
9405
9406     id queuedelegate = nil;
9407     if ([[navigation viewControllers] count] > 0)
9408         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9409
9410     [queuedelegate queueStatusDidChange];
9411     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9412 }
9413
9414 - (void) _refreshIfPossible:(NSDate *)update {
9415     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9416
9417     bool recently = false;
9418     if (update != nil) {
9419         NSTimeInterval interval([update timeIntervalSinceNow]);
9420         if (interval <= 0 && interval > -(15*60))
9421             recently = true;
9422     }
9423
9424     // Don't automatic refresh if:
9425     //  - We already refreshed recently.
9426     //  - We already auto-refreshed this launch.
9427     //  - Auto-refresh is disabled.
9428     if (recently || loaded_ || ManualRefresh) {
9429         // If we are cancelling, we need to make sure it knows it's already loaded.
9430         loaded_ = true;
9431
9432         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9433     } else {
9434         // We are going to load, so remember that.
9435         loaded_ = true;
9436
9437         // If we can reach the server, auto-refresh!
9438         if (IsReachable("cydia.saurik.com"))
9439             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9440     }
9441
9442     [pool release];
9443 }
9444
9445 - (void) refreshIfPossible {
9446     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9447 }
9448
9449 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9450 @synchronized (self) {
9451     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9452     [hud setText:UCLocalize("RELOADING_DATA")];
9453
9454     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9455
9456     size_t changes(0);
9457
9458     [essential_ removeAllObjects];
9459     [broken_ removeAllObjects];
9460
9461     NSArray *packages([database_ packages]);
9462     for (Package *package in packages) {
9463         if ([package half])
9464             [broken_ addObject:package];
9465         if ([package upgradableAndEssential:NO] && ![package ignored]) {
9466             if ([package essential])
9467                 [essential_ addObject:package];
9468             ++changes;
9469         }
9470     }
9471
9472     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9473     if (changes != 0) {
9474         _trace();
9475         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9476         [changesItem setBadgeValue:badge];
9477         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9478         [self setApplicationIconBadgeNumber:changes];
9479     } else {
9480         _trace();
9481         [changesItem setBadgeValue:nil];
9482         [changesItem setAnimatedBadge:NO];
9483         [self setApplicationIconBadgeNumber:0];
9484     }
9485
9486     [self _updateData];
9487
9488     if (hud != nil)
9489         [self removeProgressHUD:hud];
9490 } }
9491
9492 - (void) updateData {
9493     [self _updateData];
9494 }
9495
9496 - (void) update_ {
9497     [database_ update];
9498     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9499 }
9500
9501 - (void) disemulate {
9502     if (emulated_ == nil)
9503         return;
9504
9505     [window_ addSubview:[tabbar_ view]];
9506     [[emulated_ view] removeFromSuperview];
9507     emulated_ = nil;
9508     [window_ setUserInteractionEnabled:YES];
9509 }
9510
9511 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9512     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9513     if (IsWildcat_)
9514         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9515
9516     UIViewController *parent;
9517     if (emulated_ == nil)
9518         parent = tabbar_;
9519     else if (!force)
9520         parent = emulated_;
9521     else {
9522         [self disemulate];
9523         parent = tabbar_;
9524     }
9525
9526     [parent presentModalViewController:navigation animated:YES];
9527 }
9528
9529 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9530     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9531
9532     if (navigation != nil)
9533         [navigation pushViewController:progress animated:YES];
9534     else
9535         [self presentModalViewController:progress force:YES];
9536
9537     [progress invoke:invocation withTitle:title];
9538     return progress;
9539 }
9540
9541 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9542     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9543 }
9544
9545 - (void) repairWithInvocation:(NSInvocation *)invocation {
9546     _trace();
9547     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9548     _trace();
9549 }
9550
9551 - (void) repairWithSelector:(SEL)selector {
9552     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9553 }
9554
9555 - (void) reloadData {
9556     [self reloadDataWithInvocation:nil];
9557     if ([database_ progressDelegate] == nil)
9558         [self _loaded];
9559 }
9560
9561 - (void) syncData {
9562     [self _saveConfig];
9563     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9564 }
9565
9566 - (void) addSource:(NSDictionary *) source {
9567     CydiaAddSource(source);
9568 }
9569
9570 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9571     CydiaAddSource(href, distribution, sections);
9572 }
9573
9574 - (void) addTrivialSource:(NSString *)href {
9575     CydiaAddSource(href, @"./");
9576 }
9577
9578 - (void) updateValues {
9579     Changed_ = true;
9580 }
9581
9582 - (void) resolve {
9583     pkgProblemResolver *resolver = [database_ resolver];
9584
9585     resolver->InstallProtect();
9586     if (!resolver->Resolve(true))
9587         _error->Discard();
9588 }
9589
9590 - (bool) perform {
9591     // XXX: this is a really crappy way of doing this.
9592     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9593     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9594     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9595     if ([tabbar_ updating])
9596         [tabbar_ cancelUpdate];
9597
9598     if (![database_ prepare])
9599         return false;
9600
9601     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9602     [page setDelegate:self];
9603     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9604
9605     if (IsWildcat_)
9606         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9607     [tabbar_ presentModalViewController:confirm_ animated:YES];
9608
9609     return true;
9610 }
9611
9612 - (void) queue {
9613     @synchronized (self) {
9614         [self perform];
9615     }
9616 }
9617
9618 - (void) clearPackage:(Package *)package {
9619     @synchronized (self) {
9620         [package clear];
9621         [self resolve];
9622         [self perform];
9623     }
9624 }
9625
9626 - (void) installPackages:(NSArray *)packages {
9627     @synchronized (self) {
9628         for (Package *package in packages)
9629             [package install];
9630         [self resolve];
9631         [self perform];
9632     }
9633 }
9634
9635 - (void) installPackage:(Package *)package {
9636     @synchronized (self) {
9637         [package install];
9638         [self resolve];
9639         [self perform];
9640     }
9641 }
9642
9643 - (void) removePackage:(Package *)package {
9644     @synchronized (self) {
9645         [package remove];
9646         [self resolve];
9647         [self perform];
9648     }
9649 }
9650
9651 - (void) distUpgrade {
9652     @synchronized (self) {
9653         if (![database_ upgrade])
9654             return;
9655         [self perform];
9656     }
9657 }
9658
9659 - (void) perform_ {
9660     [database_ perform];
9661     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9662 }
9663
9664 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9665     Queuing_ = false;
9666     ++locked_;
9667     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9668     --locked_;
9669     [self refreshIfPossible];
9670 }
9671
9672 - (void) showSettings {
9673     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9674 }
9675
9676 - (void) retainNetworkActivityIndicator {
9677     if (activity_++ == 0)
9678         [self setNetworkActivityIndicatorVisible:YES];
9679
9680 #if TraceLogging
9681     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9682 #endif
9683 }
9684
9685 - (void) releaseNetworkActivityIndicator {
9686     if (--activity_ == 0)
9687         [self setNetworkActivityIndicatorVisible:NO];
9688
9689 #if TraceLogging
9690     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9691 #endif
9692
9693 }
9694
9695 - (void) cancelAndClear:(bool)clear {
9696     @synchronized (self) {
9697         if (clear) {
9698             [database_ clear];
9699             Queuing_ = false;
9700         } else {
9701             Queuing_ = true;
9702         }
9703
9704         [self _updateData];
9705     }
9706 }
9707
9708 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9709     NSString *context([alert context]);
9710
9711     if ([context isEqualToString:@"conffile"]) {
9712         FILE *input = [database_ input];
9713         if (button == [alert cancelButtonIndex])
9714             fprintf(input, "N\n");
9715         else if (button == [alert firstOtherButtonIndex])
9716             fprintf(input, "Y\n");
9717         fflush(input);
9718
9719         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9720     } else if ([context isEqualToString:@"fixhalf"]) {
9721         if (button == [alert cancelButtonIndex]) {
9722             @synchronized (self) {
9723                 for (Package *broken in (id) broken_) {
9724                     [broken remove];
9725
9726                     NSString *id = [broken id];
9727                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9728                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9729                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9730                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9731                 }
9732
9733                 [self resolve];
9734                 [self perform];
9735             }
9736         } else if (button == [alert firstOtherButtonIndex]) {
9737             [broken_ removeAllObjects];
9738             [self _loaded];
9739         }
9740
9741         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9742     } else if ([context isEqualToString:@"upgrade"]) {
9743         if (button == [alert firstOtherButtonIndex]) {
9744             @synchronized (self) {
9745                 for (Package *essential in (id) essential_)
9746                     [essential install];
9747
9748                 [self resolve];
9749                 [self perform];
9750             }
9751         } else if (button == [alert firstOtherButtonIndex] + 1) {
9752             [self distUpgrade];
9753         } else if (button == [alert cancelButtonIndex]) {
9754             Ignored_ = YES;
9755         }
9756
9757         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9758     }
9759 }
9760
9761 - (void) system:(NSString *)command {
9762     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9763
9764     _trace();
9765     system([command UTF8String]);
9766     _trace();
9767
9768     [pool release];
9769 }
9770
9771 - (void) applicationWillSuspend {
9772     [database_ clean];
9773     [super applicationWillSuspend];
9774 }
9775
9776 - (BOOL) isSafeToSuspend {
9777     if (locked_ != 0) {
9778 #if !ForRelease
9779         NSLog(@"isSafeToSuspend: locked_ != 0");
9780 #endif
9781         return false;
9782     }
9783
9784     // Use external process status API internally.
9785     // This is probably a really bad idea.
9786     // XXX: what is the point of this? does this solve anything at all?
9787     uint64_t status = 0;
9788     int notify_token;
9789     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9790         notify_get_state(notify_token, &status);
9791         notify_cancel(notify_token);
9792     }
9793
9794     if (status != 0) {
9795 #if !ForRelease
9796         NSLog(@"isSafeToSuspend: status != 0");
9797 #endif
9798         return false;
9799     }
9800
9801 #if !ForRelease
9802     NSLog(@"isSafeToSuspend: -> true");
9803 #endif
9804     return true;
9805 }
9806
9807 - (void) applicationSuspend:(__GSEvent *)event {
9808     if ([self isSafeToSuspend])
9809         [super applicationSuspend:event];
9810 }
9811
9812 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9813     if ([self isSafeToSuspend])
9814         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9815 }
9816
9817 - (void) _setSuspended:(BOOL)value {
9818     if ([self isSafeToSuspend])
9819         [super _setSuspended:value];
9820 }
9821
9822 - (UIProgressHUD *) addProgressHUD {
9823     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9824     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9825
9826     [window_ setUserInteractionEnabled:NO];
9827
9828     UIViewController *target(tabbar_);
9829     if (UIViewController *modal = [target modalViewController])
9830         target = modal;
9831
9832     [hud showInView:[target view]];
9833
9834     ++locked_;
9835     return hud;
9836 }
9837
9838 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9839     --locked_;
9840     [hud hide];
9841     [hud removeFromSuperview];
9842     [window_ setUserInteractionEnabled:YES];
9843 }
9844
9845 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9846     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9847 }
9848
9849 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9850     NSString *scheme([[url scheme] lowercaseString]);
9851     if ([[url absoluteString] length] <= [scheme length] + 3)
9852         return nil;
9853     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9854     NSArray *components([path componentsSeparatedByString:@"/"]);
9855
9856     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9857         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9858         if (controller != nil)
9859             [controller setDelegate:self];
9860         return controller;
9861     }
9862
9863     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9864         return nil;
9865
9866     NSString *base([components objectAtIndex:0]);
9867
9868     CyteViewController *controller = nil;
9869
9870     if ([base isEqualToString:@"url"]) {
9871         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9872         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9873         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9874     } else if (!external && [components count] == 1) {
9875         if ([base isEqualToString:@"manage"]) {
9876             controller = [[[ManageController alloc] init] autorelease];
9877         }
9878
9879         if ([base isEqualToString:@"storage"]) {
9880             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9881         }
9882
9883         if ([base isEqualToString:@"sources"]) {
9884             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9885         }
9886
9887         if ([base isEqualToString:@"home"]) {
9888             controller = [[[HomeController alloc] init] autorelease];
9889         }
9890
9891         if ([base isEqualToString:@"sections"]) {
9892             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9893         }
9894
9895         if ([base isEqualToString:@"search"]) {
9896             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9897         }
9898
9899         if ([base isEqualToString:@"changes"]) {
9900             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9901         }
9902
9903         if ([base isEqualToString:@"installed"]) {
9904             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9905         }
9906     } else if ([components count] == 2) {
9907         NSString *argument = [components objectAtIndex:1];
9908
9909         if ([base isEqualToString:@"package"]) {
9910             controller = [self pageForPackage:argument withReferrer:referrer];
9911         }
9912
9913         if (!external && [base isEqualToString:@"search"]) {
9914             controller = [[[SearchController alloc] initWithDatabase:database_ query:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9915         }
9916
9917         if (!external && [base isEqualToString:@"sections"]) {
9918             if ([argument isEqualToString:@"all"])
9919                 argument = nil;
9920             controller = [[[SectionController alloc] initWithDatabase:database_ section:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9921         }
9922
9923         if (!external && [base isEqualToString:@"sources"]) {
9924             if ([argument isEqualToString:@"add"]) {
9925                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9926                 [(SourcesController *)controller showAddSourcePrompt];
9927             } else {
9928                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9929                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9930             }
9931         }
9932
9933         if (!external && [base isEqualToString:@"launch"]) {
9934             [self launchApplicationWithIdentifier:argument suspended:NO];
9935             return nil;
9936         }
9937     } else if (!external && [components count] == 3) {
9938         NSString *arg1 = [components objectAtIndex:1];
9939         NSString *arg2 = [components objectAtIndex:2];
9940
9941         if ([base isEqualToString:@"package"]) {
9942             if ([arg2 isEqualToString:@"settings"]) {
9943                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9944             } else if ([arg2 isEqualToString:@"files"]) {
9945                 if (Package *package = [database_ packageWithName:arg1]) {
9946                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9947                     [(FileTable *)controller setPackage:package];
9948                 }
9949             }
9950         }
9951     }
9952
9953     [controller setDelegate:self];
9954     return controller;
9955 }
9956
9957 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9958     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9959
9960     if (page != nil)
9961         [tabbar_ setUnselectedViewController:page];
9962
9963     return page != nil;
9964 }
9965
9966 - (void) applicationOpenURL:(NSURL *)url {
9967     [super applicationOpenURL:url];
9968
9969     if (!loaded_)
9970         starturl_ = url;
9971     else
9972         [self openCydiaURL:url forExternal:YES];
9973 }
9974
9975 - (void) applicationWillResignActive:(UIApplication *)application {
9976     // Stop refreshing if you get a phone call or lock the device.
9977     if ([tabbar_ updating])
9978         [tabbar_ cancelUpdate];
9979
9980     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9981         [super applicationWillResignActive:application];
9982 }
9983
9984 - (void) saveState {
9985     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9986     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9987     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9988     Changed_ = true;
9989
9990     [self _saveConfig];
9991 }
9992
9993 - (void) applicationWillTerminate:(UIApplication *)application {
9994     [self saveState];
9995 }
9996
9997 - (void) setConfigurationData:(NSString *)data {
9998     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9999
10000     if (!conffile_r(data)) {
10001         lprintf("E:invalid conffile\n");
10002         return;
10003     }
10004
10005     NSString *ofile = conffile_r[1];
10006     //NSString *nfile = conffile_r[2];
10007
10008     UIAlertView *alert = [[[UIAlertView alloc]
10009         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
10010         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
10011         delegate:self
10012         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
10013         otherButtonTitles:
10014             UCLocalize("ACCEPT_NEW_COPY"),
10015             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
10016         nil
10017     ] autorelease];
10018
10019     [alert setContext:@"conffile"];
10020     [alert setNumberOfRows:2];
10021     [alert show];
10022 }
10023
10024 - (void) addStashController {
10025     ++locked_;
10026     stash_ = [[[StashController alloc] init] autorelease];
10027     [window_ addSubview:[stash_ view]];
10028 }
10029
10030 - (void) removeStashController {
10031     [[stash_ view] removeFromSuperview];
10032     stash_ = nil;
10033     --locked_;
10034 }
10035
10036 - (void) stash {
10037     [self setIdleTimerDisabled:YES];
10038
10039     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
10040     UpdateExternalStatus(1);
10041     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
10042     UpdateExternalStatus(0);
10043
10044     [self removeStashController];
10045
10046     pid_t pid(ExecFork());
10047     if (pid == 0) {
10048         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
10049         perror("launchctl stop");
10050         exit(0);
10051     }
10052
10053     ReapZombie(pid);
10054 }
10055
10056 - (void) setupViewControllers {
10057     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
10058
10059     NSMutableArray *items([NSMutableArray arrayWithObjects:
10060         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
10061         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
10062         [[[UITabBarItem alloc] initWithTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES")) image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
10063         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
10064     nil]);
10065
10066     if (IsWildcat_) {
10067         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
10068         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10069     } else {
10070         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10071     }
10072
10073     NSMutableArray *controllers([NSMutableArray array]);
10074     for (UITabBarItem *item in items) {
10075         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
10076         [controller setTabBarItem:item];
10077         [controllers addObject:controller];
10078     }
10079     [tabbar_ setViewControllers:controllers];
10080
10081     [tabbar_ setUpdateDelegate:self];
10082 }
10083
10084 - (void) _sendMemoryWarningNotification {
10085     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
10086         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
10087     else
10088         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
10089 }
10090
10091 - (void) _sendMemoryWarningNotifications {
10092     while (true) {
10093         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
10094         sleep(2);
10095         //usleep(2000000);
10096     }
10097 }
10098
10099 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
10100     NSLog(@"--");
10101     [[NSURLCache sharedURLCache] removeAllCachedResponses];
10102 }
10103
10104 - (void) applicationDidFinishLaunching:(id)unused {
10105     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
10106
10107 _trace();
10108     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
10109         [self setApplicationSupportsShakeToEdit:NO];
10110
10111     @synchronized (HostConfig_) {
10112         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
10113     }
10114
10115     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
10116         initWithMemoryCapacity:524288
10117         diskCapacity:10485760
10118         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
10119     ] autorelease]];
10120
10121     [CydiaWebViewController _initialize];
10122
10123     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
10124
10125     // this would disallow http{,s} URLs from accessing this data
10126     //[WebView registerURLSchemeAsLocal:@"cydia"];
10127
10128     Font12_ = [UIFont systemFontOfSize:12];
10129     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
10130     Font14_ = [UIFont systemFontOfSize:14];
10131     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
10132     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
10133
10134     essential_ = [NSMutableArray arrayWithCapacity:4];
10135     broken_ = [NSMutableArray arrayWithCapacity:4];
10136
10137     // XXX: I really need this thing... like, seriously... I'm sorry
10138     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
10139
10140     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
10141     [window_ orderFront:self];
10142     [window_ makeKey:self];
10143     [window_ setHidden:NO];
10144
10145     if (
10146         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
10147         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
10148         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
10149         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
10150         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
10151         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
10152         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
10153         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
10154         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
10155         false
10156     ) {
10157         [self addStashController];
10158         // XXX: this would be much cleaner as a yieldToSelector:
10159         // that way the removeStashController could happen right here inline
10160         // we also could no longer require the useless stash_ field anymore
10161         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
10162         return;
10163     }
10164
10165     database_ = [Database sharedInstance];
10166     [database_ setDelegate:self];
10167
10168     [window_ setUserInteractionEnabled:NO];
10169     [self setupViewControllers];
10170
10171     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
10172     [window_ addSubview:[emulated_ view]];
10173
10174     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
10175 _trace();
10176 }
10177
10178 - (NSArray *) defaultStartPages {
10179     NSMutableArray *standard = [NSMutableArray array];
10180     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
10181     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
10182     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
10183     if (!IsWildcat_) {
10184         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
10185     } else {
10186         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
10187         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
10188     }
10189     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
10190     return standard;
10191 }
10192
10193 - (void) loadData {
10194 _trace();
10195     if (Role_ == nil) {
10196         [window_ setUserInteractionEnabled:YES];
10197         [self showSettings];
10198         return;
10199     } else {
10200         if ([emulated_ modalViewController] != nil)
10201             [emulated_ dismissModalViewControllerAnimated:YES];
10202         [window_ setUserInteractionEnabled:NO];
10203     }
10204
10205     [self reloadDataWithInvocation:nil];
10206     [self refreshIfPossible];
10207     PrintTimes();
10208
10209     [self disemulate];
10210
10211     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
10212     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
10213     int standardIndex = 0;
10214     NSArray *standard = [self defaultStartPages];
10215
10216     BOOL valid = YES;
10217
10218     if (saved == nil)
10219         valid = NO;
10220
10221     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
10222     if (valid && closed != nil) {
10223         NSTimeInterval interval([closed timeIntervalSinceNow]);
10224         // XXX: Is 30 minutes the optimal time here?
10225         if (interval <= -(30*60))
10226             valid = NO;
10227     }
10228
10229     if (valid && [saved count] != [standard count])
10230         valid = NO;
10231
10232     if (valid) {
10233         for (unsigned int i = 0; i < [standard count]; i++) {
10234             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10235             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10236             //      but it's good enough for now.
10237             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10238                 valid = NO;
10239                 break;
10240             }
10241         }
10242     }
10243
10244     NSArray *items = nil;
10245     if (valid) {
10246         [tabbar_ setSelectedIndex:savedIndex];
10247         items = saved;
10248     } else {
10249         [tabbar_ setSelectedIndex:standardIndex];
10250         items = standard;
10251     }
10252
10253     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10254         NSArray *stack = [items objectAtIndex:tab];
10255         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10256         NSMutableArray *current = [NSMutableArray array];
10257
10258         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10259             NSString *addr = [stack objectAtIndex:nav];
10260             NSURL *url = [NSURL URLWithString:addr];
10261             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10262             if (page != nil)
10263                 [current addObject:page];
10264         }
10265
10266         [navigation setViewControllers:current];
10267     }
10268
10269     // (Try to) show the startup URL.
10270     if (starturl_ != nil) {
10271         [self openCydiaURL:starturl_ forExternal:NO];
10272         starturl_ = nil;
10273     }
10274 }
10275
10276 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10277     if (item != nil && IsWildcat_) {
10278         [sheet showFromBarButtonItem:item animated:YES];
10279     } else {
10280         [sheet showInView:window_];
10281     }
10282 }
10283
10284 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10285     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10286     [progress setTitle:task];
10287     [progress addProgressEvent:event];
10288 }
10289
10290 - (void) addProgressEventForTask:(NSArray *)data {
10291     CydiaProgressEvent *event([data objectAtIndex:0]);
10292     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10293     [self addProgressEvent:event forTask:task];
10294 }
10295
10296 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10297     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10298 }
10299
10300 @end
10301
10302 /*IMP alloc_;
10303 id Alloc_(id self, SEL selector) {
10304     id object = alloc_(self, selector);
10305     lprintf("[%s]A-%p\n", self->isa->name, object);
10306     return object;
10307 }*/
10308
10309 /*IMP dealloc_;
10310 id Dealloc_(id self, SEL selector) {
10311     id object = dealloc_(self, selector);
10312     lprintf("[%s]D-%p\n", self->isa->name, object);
10313     return object;
10314 }*/
10315
10316 Class $WebDefaultUIKitDelegate;
10317
10318 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
10319     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
10320         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
10321     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
10322 }
10323
10324 static NSSet *MobilizedFiles_;
10325
10326 static NSURL *MobilizeURL(NSURL *url) {
10327     NSString *path([url path]);
10328     if ([path hasPrefix:@"/var/root/"]) {
10329         NSString *file([path substringFromIndex:10]);
10330         if ([MobilizedFiles_ containsObject:file])
10331             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
10332     }
10333
10334     return url;
10335 }
10336
10337 Class $CFXPreferencesPropertyListSource;
10338 @class CFXPreferencesPropertyListSource;
10339
10340 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10341     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10342     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10343     url = MobilizeURL(url);
10344     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10345     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10346     url = old;
10347     [pool release];
10348     return value;
10349 }
10350
10351 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10352     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10353     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10354     url = MobilizeURL(url);
10355     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10356     //NSLog(@"%@ %@", [url absoluteString], value);
10357     url = old;
10358     [pool release];
10359     return value;
10360 }
10361
10362 Class $NSURLConnection;
10363
10364 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10365     NSMutableURLRequest *copy([request mutableCopy]);
10366
10367     NSURL *url([copy URL]);
10368
10369     NSString *host([url host]);
10370     NSString *scheme([[url scheme] lowercaseString]);
10371
10372     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10373
10374     @synchronized (HostConfig_) {
10375         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10376             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10377                 [copy setHTTPShouldUsePipelining:YES];
10378
10379         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10380             if ([control isEqualToString:@"max-age=0"])
10381                 if ([CachedURLs_ containsObject:url]) {
10382 #if !ForRelease
10383                     NSLog(@"~~~: %@", url);
10384 #endif
10385
10386                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10387
10388                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10389                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10390                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10391                 }
10392     }
10393
10394     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10395     } return self;
10396 }
10397
10398 Class $WAKWindow;
10399
10400 static CGSize $WAKWindow$screenSize(WAKWindow self, SEL _cmd) {
10401     CGSize size([[UIScreen mainScreen] bounds].size);
10402     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10403         if ([$WAKWindow hasLandscapeOrientation])
10404             std::swap(size.width, size.height);*/
10405     return size;
10406 }
10407
10408 int main(int argc, char *argv[]) {
10409     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10410
10411     _trace();
10412
10413     UpdateExternalStatus(0);
10414
10415     if (Class $UIDevice = objc_getClass("UIDevice")) {
10416         UIDevice *device([$UIDevice currentDevice]);
10417         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10418     } else
10419         IsWildcat_ = false;
10420
10421     UIScreen *screen([UIScreen mainScreen]);
10422     if ([screen respondsToSelector:@selector(scale)])
10423         ScreenScale_ = [screen scale];
10424     else
10425         ScreenScale_ = 1;
10426
10427     UIDevice *device([UIDevice currentDevice]);
10428     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10429         Idiom_ = @"iphone";
10430     else {
10431         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10432         if (idiom == UIUserInterfaceIdiomPhone)
10433             Idiom_ = @"iphone";
10434         else if (idiom == UIUserInterfaceIdiomPad)
10435             Idiom_ = @"ipad";
10436         else
10437             NSLog(@"unknown UIUserInterfaceIdiom!");
10438     }
10439
10440     Pcre pattern("^([0-9]+\\.[0-9]+)");
10441
10442     if (pattern([device systemVersion]))
10443         Firmware_ = pattern[1];
10444     if (pattern(Cydia_))
10445         Major_ = pattern[1];
10446
10447     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10448
10449     HostConfig_ = [[[NSObject alloc] init] autorelease];
10450     @synchronized (HostConfig_) {
10451         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10452         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10453         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10454         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10455         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10456     }
10457
10458     NSString *ui(@"ui/ios");
10459     if (Idiom_ != nil)
10460         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10461     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10462     UI_ = CydiaURL(ui);
10463
10464     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10465
10466     MobilizedFiles_ = [NSMutableSet setWithObjects:
10467         @"Library/Preferences/com.apple.Accessibility.plist",
10468         @"Library/Preferences/com.apple.preferences.sounds.plist",
10469     nil];
10470
10471     /* Library Hacks {{{ */
10472     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10473
10474     $WAKWindow = objc_getClass("WAKWindow");
10475     if ($WAKWindow != NULL)
10476         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10477             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10478
10479     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10480
10481     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10482     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10483         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10484         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10485     }
10486
10487     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10488     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10489         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10490         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10491     }
10492
10493     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10494     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10495     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10496         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10497         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10498     }
10499
10500     $NSURLConnection = objc_getClass("NSURLConnection");
10501     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10502     if (NSURLConnection$init$ != NULL) {
10503         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10504         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10505     }
10506     /* }}} */
10507     /* Set Locale {{{ */
10508     Locale_ = CFLocaleCopyCurrent();
10509     Languages_ = [NSLocale preferredLanguages];
10510
10511     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10512     //NSLog(@"%@", [Languages_ description]);
10513
10514     const char *lang;
10515     if (Locale_ != NULL)
10516         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10517     else if (Languages_ != nil && [Languages_ count] != 0)
10518         lang = [[Languages_ objectAtIndex:0] UTF8String];
10519     else
10520         // XXX: consider just setting to C and then falling through?
10521         lang = NULL;
10522
10523     if (lang != NULL) {
10524         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10525         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10526     }
10527
10528     NSLog(@"Setting Language: %s", lang);
10529
10530     if (lang != NULL) {
10531         setenv("LANG", lang, true);
10532         std::setlocale(LC_ALL, lang);
10533     }
10534     /* }}} */
10535
10536     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10537
10538     /* Parse Arguments {{{ */
10539     bool substrate(false);
10540
10541     if (argc != 0) {
10542         char **args(argv);
10543         int arge(1);
10544
10545         for (int argi(1); argi != argc; ++argi)
10546             if (strcmp(argv[argi], "--") == 0) {
10547                 arge = argi;
10548                 argv[argi] = argv[0];
10549                 argv += argi;
10550                 argc -= argi;
10551                 break;
10552             }
10553
10554         for (int argi(1); argi != arge; ++argi)
10555             if (strcmp(args[argi], "--substrate") == 0)
10556                 substrate = true;
10557             else
10558                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10559     }
10560     /* }}} */
10561
10562     App_ = [[NSBundle mainBundle] bundlePath];
10563     Advanced_ = YES;
10564
10565     setuid(0);
10566     setgid(0);
10567
10568     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10569     alloc_ = alloc->method_imp;
10570     alloc->method_imp = (IMP) &Alloc_;*/
10571
10572     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10573     dealloc_ = dealloc->method_imp;
10574     dealloc->method_imp = (IMP) &Dealloc_;*/
10575
10576     /* System Information {{{ */
10577     size_t size;
10578
10579     int maxproc;
10580     size = sizeof(maxproc);
10581     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10582         perror("sysctlbyname(\"kern.maxproc\", ?)");
10583     else if (maxproc < 64) {
10584         maxproc = 64;
10585         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10586             perror("sysctlbyname(\"kern.maxproc\", #)");
10587     }
10588
10589     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10590     char *osversion = new char[size];
10591     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10592         perror("sysctlbyname(\"kern.osversion\", ?)");
10593     else
10594         System_ = [NSString stringWithUTF8String:osversion];
10595
10596     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10597     char *machine = new char[size];
10598     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10599         perror("sysctlbyname(\"hw.machine\", ?)");
10600     else
10601         Machine_ = machine;
10602
10603     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10604     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10605     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10606
10607     UniqueID_ = [device uniqueIdentifier];
10608
10609     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10610         Product_ = [info objectForKey:@"SafariProductVersion"];
10611         Safari_ = [info objectForKey:@"CFBundleVersion"];
10612     }
10613
10614     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10615
10616     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10617         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10618     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10619         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10620     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10621         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10622
10623     UserAgent_ = agent;
10624     /* }}} */
10625     /* Load Database {{{ */
10626     _trace();
10627     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10628     _trace();
10629     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10630
10631     if (Metadata_ == NULL)
10632         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10633     else {
10634         Settings_ = [Metadata_ objectForKey:@"Settings"];
10635
10636         Packages_ = [Metadata_ objectForKey:@"Packages"];
10637
10638         Values_ = [Metadata_ objectForKey:@"Values"];
10639         Sections_ = [Metadata_ objectForKey:@"Sections"];
10640         Sources_ = [Metadata_ objectForKey:@"Sources"];
10641
10642         Token_ = [Metadata_ objectForKey:@"Token"];
10643
10644         Version_ = [Metadata_ objectForKey:@"Version"];
10645     }
10646
10647     if (Settings_ != nil)
10648         Role_ = [Settings_ objectForKey:@"Role"];
10649
10650     if (Values_ == nil) {
10651         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10652         [Metadata_ setObject:Values_ forKey:@"Values"];
10653     }
10654
10655     if (Sections_ == nil) {
10656         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10657         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10658     }
10659
10660     if (Sources_ == nil) {
10661         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10662         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10663     }
10664
10665     if (Version_ == nil) {
10666         Version_ = [NSNumber numberWithUnsignedInt:0];
10667         [Metadata_ setObject:Version_ forKey:@"Version"];
10668     }
10669
10670     if ([Version_ unsignedIntValue] == 0) {
10671         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10672         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10673         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10674         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10675
10676         Version_ = [NSNumber numberWithUnsignedInt:1];
10677         [Metadata_ setObject:Version_ forKey:@"Version"];
10678
10679         [Metadata_ removeObjectForKey:@"LastUpdate"];
10680
10681         Changed_ = true;
10682     }
10683     /* }}} */
10684
10685     CydiaWriteSources();
10686
10687     _trace();
10688     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10689     _trace();
10690
10691     if (Packages_ != nil) {
10692         bool fail(false);
10693         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10694         _trace();
10695
10696         if (!fail) {
10697             [Metadata_ removeObjectForKey:@"Packages"];
10698             Packages_ = nil;
10699             Changed_ = true;
10700         }
10701     }
10702
10703     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10704
10705 #define MobileSubstrate_(name) \
10706     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10707         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10708         if (handle == NULL) \
10709             NSLog(@"%s", dlerror()); \
10710     }
10711
10712     MobileSubstrate_(Activator)
10713     MobileSubstrate_(libstatusbar)
10714     MobileSubstrate_(SimulatedKeyEvents)
10715     MobileSubstrate_(WinterBoard)
10716
10717     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10718         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10719
10720     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10721
10722     if (access("/User", F_OK) != 0 || version != 5) {
10723         _trace();
10724         system("/usr/libexec/cydia/firmware.sh");
10725         _trace();
10726     }
10727
10728     _assert([[NSFileManager defaultManager]
10729         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10730         withIntermediateDirectories:YES
10731         attributes:nil
10732         error:NULL
10733     ]);
10734
10735     if (access("/tmp/cydia.chk", F_OK) == 0) {
10736         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10737             _assert(errno == ENOENT);
10738         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10739             _assert(errno == ENOENT);
10740     }
10741
10742     /* APT Initialization {{{ */
10743     _assert(pkgInitConfig(*_config));
10744     _assert(pkgInitSystem(*_config, _system));
10745
10746     if (lang != NULL)
10747         _config->Set("APT::Acquire::Translation", lang);
10748
10749     // XXX: this timeout might be important :(
10750     //_config->Set("Acquire::http::Timeout", 15);
10751
10752     _config->Set("Acquire::http::MaxParallel", 3);
10753     /* }}} */
10754     /* Color Choices {{{ */
10755     space_ = CGColorSpaceCreateDeviceRGB();
10756
10757     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10758     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10759     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10760     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10761     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10762     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10763     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10764     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10765     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10766
10767     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10768     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10769     /* }}}*/
10770     /* UIKit Configuration {{{ */
10771     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10772     if ($GSFontSetUseLegacyFontMetrics != NULL)
10773         $GSFontSetUseLegacyFontMetrics(YES);
10774
10775     // XXX: I have a feeling this was important
10776     //UIKeyboardDisableAutomaticAppearance();
10777     /* }}} */
10778
10779     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, "GSSystemHasCapability"));
10780     ShowPromoted_ = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10781
10782     Colon_ = UCLocalize("COLON_DELIMITED");
10783     Elision_ = UCLocalize("ELISION");
10784     Error_ = UCLocalize("ERROR");
10785     Warning_ = UCLocalize("WARNING");
10786
10787 #if !ForRelease
10788     AprilFools_ = true;
10789 #else
10790     CFGregorianDate date(CFAbsoluteTimeGetGregorianDate(CFAbsoluteTimeGetCurrent(), CFTimeZoneCopySystem()));
10791     AprilFools_ = date.month == 4 && date.day == 1;
10792 #endif
10793
10794     _trace();
10795     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10796
10797     CGColorSpaceRelease(space_);
10798     CFRelease(Locale_);
10799
10800     [pool release];
10801     return value;
10802 }