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