MobileCydia.mm

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