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 #include <QuartzCore/CAAnimation.h>
  71 #include <QuartzCore/CAMediaTimingFunction.h>
  72
  73 #include <WebCore/WebCoreThread.h>
  74
  75 #include <algorithm>
  76 #include <iomanip>
  77 #include <sstream>
  78 #include <string>
  79
  80 #include <ext/stdio_filebuf.h>
  81
  82 #undef ABS
  83
  84 #include <apt-pkg/acquire.h>
  85 #include <apt-pkg/acquire-item.h>
  86 #include <apt-pkg/algorithms.h>
  87 #include <apt-pkg/cachefile.h>
  88 #include <apt-pkg/clean.h>
  89 #include <apt-pkg/configuration.h>
  90 #include <apt-pkg/debindexfile.h>
  91 #include <apt-pkg/debmetaindex.h>
  92 #include <apt-pkg/error.h>
  93 #include <apt-pkg/init.h>
  94 #include <apt-pkg/mmap.h>
  95 #include <apt-pkg/pkgrecords.h>
  96 #include <apt-pkg/sha1.h>
  97 #include <apt-pkg/sourcelist.h>
  98 #include <apt-pkg/sptr.h>
  99 #include <apt-pkg/strutl.h>
 100 #include <apt-pkg/tagfile.h>
 101
 102 #include <apr-1/apr_pools.h>
 103
 104 #include <sys/types.h>
 105 #include <sys/stat.h>
 106 #include <sys/sysctl.h>
 107 #include <sys/param.h>
 108 #include <sys/mount.h>
 109 #include <sys/reboot.h>
 110
 111 #include <fcntl.h>
 112 #include <notify.h>
 113 #include <dlfcn.h>
 114
 115 extern "C" {
 116 #include <mach-o/nlist.h>
 117 }
 118
 119 #include <cstdio>
 120 #include <cstdlib>
 121 #include <cstring>
 122
 123 #include <errno.h>
 124
 125 #include <Cytore.hpp>
 126 #include "Sources.h"
 127
 128 #include <CydiaSubstrate/CydiaSubstrate.h>
 129 #include "Menes/Menes.h"
 130
 131 #include "CyteKit/IndirectDelegate.h"
 132 #include "CyteKit/PerlCompatibleRegEx.hpp"
 133 #include "CyteKit/TableViewCell.h"
 134 #include "CyteKit/WebScriptObject-Cyte.h"
 135 #include "CyteKit/WebViewController.h"
 136 #include "CyteKit/WebViewTableViewCell.h"
 137 #include "CyteKit/stringWithUTF8Bytes.h"
 138
 139 #include "Cydia/MIMEAddress.h"
 140 #include "Cydia/LoadingViewController.h"
 141 #include "Cydia/ProgressEvent.h"
 142
 143 #include "SDURLCache/SDURLCache.h"
 144 /* }}} */
 145
 146 /* Profiler {{{ */
 147 struct timeval _ltv;
 148 bool _itv;
 149
 150 #define _timestamp ({ \
 151     struct timeval tv; \
 152     gettimeofday(&tv, NULL); \
 153     tv.tv_sec * 1000000 + tv.tv_usec; \
 154 })
 155
 156 typedef std::vector<class ProfileTime *> TimeList;
 157 TimeList times_;
 158
 159 class ProfileTime {
 160   private:
 161     const char *name_;
 162     uint64_t total_;
 163     uint64_t count_;
 164
 165   public:
 166     ProfileTime(const char *name) :
 167         name_(name),
 168         total_(0)
 169     {
 170         times_.push_back(this);
 171     }
 172
 173     void AddTime(uint64_t time) {
 174         total_ += time;
 175         ++count_;
 176     }
 177
 178     void Print() {
 179         if (total_ != 0)
 180             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 181         total_ = 0;
 182         count_ = 0;
 183     }
 184 };
 185
 186 class ProfileTimer {
 187   private:
 188     ProfileTime &time_;
 189     uint64_t start_;
 190
 191   public:
 192     ProfileTimer(ProfileTime &time) :
 193         time_(time),
 194         start_(_timestamp)
 195     {
 196     }
 197
 198     ~ProfileTimer() {
 199         time_.AddTime(_timestamp - start_);
 200     }
 201 };
 202
 203 void PrintTimes() {
 204     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 205         (*i)->Print();
 206     std::cerr << "========" << std::endl;
 207 }
 208
 209 #define _profile(name) { \
 210     static ProfileTime name(#name); \
 211     ProfileTimer _ ## name(name);
 212
 213 #define _end }
 214 /* }}} */
 215
 216 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 217 #define synchronized(lock) \
 218     synchronized(static_cast<NSObject *>(lock))
 219
 220 extern NSString *Cydia_;
 221
 222 #define lprintf(args...) fprintf(stderr, args)
 223
 224 #define ForRelease 1
 225 #define TraceLogging (1 && !ForRelease)
 226 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 227 #define ProfileTimes (0 && !ForRelease)
 228 #define ForSaurik (0 && !ForRelease)
 229 #define LogBrowser (0 && !ForRelease)
 230 #define TrackResize (0 && !ForRelease)
 231 #define ManualRefresh (1 && !ForRelease)
 232 #define ShowInternals (0 && !ForRelease)
 233 #define AlwaysReload (0 && !ForRelease)
 234
 235 #if !TraceLogging
 236 #undef _trace
 237 #define _trace(args...)
 238 #endif
 239
 240 #if !ProfileTimes
 241 #undef _profile
 242 #define _profile(name) {
 243 #undef _end
 244 #define _end }
 245 #define PrintTimes() do {} while (false)
 246 #endif
 247
 248 // Hash Functions/Structures {{{
 249 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 250
 251 union SplitHash {
 252     uint32_t u32;
 253     uint16_t u16[2];
 254 };
 255 // }}}
 256
 257 static bool ShowPromoted_;
 258
 259 static NSString *Colon_;
 260 NSString *Elision_;
 261 static NSString *Error_;
 262 static NSString *Warning_;
 263
 264 static bool AprilFools_;
 265
 266 static bool IsReachable(const char *name) {
 267     SCNetworkReachabilityFlags flags; {
 268         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 269         SCNetworkReachabilityGetFlags(reachability, &flags);
 270         CFRelease(reachability);
 271     }
 272
 273     // XXX: this elaborate mess is what Apple is using to determine this? :(
 274     // XXX: do we care if the user has to intervene? maybe that's ok?
 275     return
 276         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 277             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 278                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 279                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 280             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 281             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 282         )
 283     ;
 284 }
 285
 286 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 287
 288 static _finline NSString *CydiaURL(NSString *path) {
 289     char page[26];
 290     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 291     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 292     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 293     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 294     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 295     page[25] = '\0';
 296     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 297 }
 298
 299 static void ReapZombie(pid_t pid) {
 300     int status;
 301   wait:
 302     if (waitpid(pid, &status, 0) == -1)
 303         if (errno == EINTR)
 304             goto wait;
 305         else _assert(false);
 306 }
 307
 308 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 309     int notify_token;
 310     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 311         notify_set_state(notify_token, newStatus);
 312         notify_cancel(notify_token);
 313     }
 314     notify_post("com.saurik.Cydia.status");
 315 }
 316
 317 static CGFloat CYStatusBarHeight() {
 318     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 319     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 320 }
 321
 322 /* NSForcedOrderingSearch doesn't work on the iPhone */
 323 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 324 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 325 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 326
 327 /* Insertion Sort {{{ */
 328
 329 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 330     const char *ptr = (const char *)list;
 331     while (0 < count) {
 332         CFIndex half = count / 2;
 333         const char *probe = ptr + elementSize * half;
 334         CFComparisonResult cr = comparator(element, probe, context);
 335     if (0 == cr) return (probe - (const char *)list) / elementSize;
 336         ptr = (cr < 0) ? ptr : probe + elementSize;
 337         count = (cr < 0) ? half : (half + (count & 1) - 1);
 338     }
 339     return (ptr - (const char *)list) / elementSize;
 340 }
 341
 342 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 343     const char *ptr = (const char *)list;
 344     while (0 < count) {
 345         CFIndex half = count / 2;
 346         const char *probe = ptr + elementSize * half;
 347         CFComparisonResult cr = comparator(element, probe, context);
 348     if (0 == cr) return (probe - (const char *)list) / elementSize;
 349         ptr = (cr < 0) ? ptr : probe + elementSize;
 350         count = (cr < 0) ? half : (half + (count & 1) - 1);
 351     }
 352     return (ptr - (const char *)list) / elementSize;
 353 }
 354
 355 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 356     if (range.length == 0)
 357         return;
 358     const void **values(new const void *[range.length]);
 359     CFArrayGetValues(array, range, values);
 360
 361 #if HistogramInsertionSort > 0
 362     uint32_t total(0), *offsets(new uint32_t[range.length]);
 363 #endif
 364
 365     for (CFIndex index(1); index != range.length; ++index) {
 366         const void *value(values[index]);
 367         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 368         CFIndex correct(index);
 369         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 370 #if HistogramInsertionSort > 1
 371             NSLog(@"%@ < %@", value, values[correct - 1]);
 372 #endif
 373             if (--correct == 0)
 374                 break;
 375         }
 376         if (correct != index) {
 377             size_t offset(index - correct);
 378 #if HistogramInsertionSort
 379             total += offset;
 380             ++offsets[offset];
 381             if (offset > 10)
 382                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 383 #endif
 384             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 385             values[correct] = value;
 386         }
 387     }
 388
 389     CFArrayReplaceValues(array, range, values, range.length);
 390     delete [] values;
 391
 392 #if HistogramInsertionSort > 0
 393     for (CFIndex index(0); index != range.length; ++index)
 394         if (offsets[index] != 0)
 395             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 396     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 397     delete [] offsets;
 398 #endif
 399 }
 400
 401 /* }}} */
 402
 403 /* Apple Bug Fixes {{{ */
 404 @implementation UIWebDocumentView (Cydia)
 405
 406 - (void) _setScrollerOffset:(CGPoint)offset {
 407     UIScroller *scroller([self _scroller]);
 408
 409     CGSize size([scroller contentSize]);
 410     CGSize bounds([scroller bounds].size);
 411
 412     CGPoint max;
 413     max.x = size.width - bounds.width;
 414     max.y = size.height - bounds.height;
 415
 416     // wtf Apple?!
 417     if (max.x < 0)
 418         max.x = 0;
 419     if (max.y < 0)
 420         max.y = 0;
 421
 422     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 423     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 424
 425     [scroller setOffset:offset];
 426 }
 427
 428 @end
 429 /* }}} */
 430
 431 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 432     size_t length([self length] - state->state);
 433     if (length <= 0)
 434         return 0;
 435     else if (length > count)
 436         length = count;
 437     for (size_t i(0); i != length; ++i)
 438         objects[i] = [self item:state->state++];
 439     state->itemsPtr = objects;
 440     state->mutationsPtr = (unsigned long *) self;
 441     return length;
 442 }
 443
 444 /* Cydia NSString Additions {{{ */
 445 @interface NSString (Cydia)
 446 - (NSComparisonResult) compareByPath:(NSString *)other;
 447 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 448 @end
 449
 450 @implementation NSString (Cydia)
 451
 452 - (NSComparisonResult) compareByPath:(NSString *)other {
 453     NSString *prefix = [self commonPrefixWithString:other options:0];
 454     size_t length = [prefix length];
 455
 456     NSRange lrange = NSMakeRange(length, [self length] - length);
 457     NSRange rrange = NSMakeRange(length, [other length] - length);
 458
 459     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 460     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 461
 462     NSComparisonResult value;
 463
 464     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 465         value = NSOrderedSame;
 466     else if (lrange.location == NSNotFound)
 467         value = NSOrderedAscending;
 468     else if (rrange.location == NSNotFound)
 469         value = NSOrderedDescending;
 470     else
 471         value = NSOrderedSame;
 472
 473     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 474         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 475     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 476         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 477
 478     NSComparisonResult result = [lpath compare:rpath];
 479     return result == NSOrderedSame ? value : result;
 480 }
 481
 482 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 483     return [(id)CFURLCreateStringByAddingPercentEscapes(
 484         kCFAllocatorDefault,
 485         (CFStringRef) self,
 486         NULL,
 487         CFSTR(";/?:@&=+$,"),
 488         kCFStringEncodingUTF8
 489     ) autorelease];
 490 }
 491
 492 @end
 493 /* }}} */
 494
 495 /* C++ NSString Wrapper Cache {{{ */
 496 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 497     return size == 0 ? NULL :
 498         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 499         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 500 }
 501
 502 static _finline CFStringRef CYStringCreate(const char *data) {
 503     return CYStringCreate(data, strlen(data));
 504 }
 505
 506 class CYString {
 507   private:
 508     char *data_;
 509     size_t size_;
 510     CFStringRef cache_;
 511
 512     _finline void clear_() {
 513         if (cache_ != NULL) {
 514             CFRelease(cache_);
 515             cache_ = NULL;
 516         }
 517     }
 518
 519   public:
 520     _finline bool empty() const {
 521         return size_ == 0;
 522     }
 523
 524     _finline size_t size() const {
 525         return size_;
 526     }
 527
 528     _finline char *data() const {
 529         return data_;
 530     }
 531
 532     _finline void clear() {
 533         size_ = 0;
 534         clear_();
 535     }
 536
 537     _finline CYString() :
 538         data_(0),
 539         size_(0),
 540         cache_(NULL)
 541     {
 542     }
 543
 544     _finline ~CYString() {
 545         clear_();
 546     }
 547
 548     void operator =(const CYString &rhs) {
 549         data_ = rhs.data_;
 550         size_ = rhs.size_;
 551
 552         if (rhs.cache_ == nil)
 553             cache_ = NULL;
 554         else
 555             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 556     }
 557
 558     void copy(apr_pool_t *pool) {
 559         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 560         memcpy(temp, data_, size_);
 561         temp[size_] = '\0';
 562         data_ = temp;
 563     }
 564
 565     void set(apr_pool_t *pool, const char *data, size_t size) {
 566         if (size == 0)
 567             clear();
 568         else {
 569             clear_();
 570
 571             data_ = const_cast<char *>(data);
 572             size_ = size;
 573
 574             if (pool != NULL)
 575                 copy(pool);
 576         }
 577     }
 578
 579     _finline void set(apr_pool_t *pool, const char *data) {
 580         set(pool, data, data == NULL ? 0 : strlen(data));
 581     }
 582
 583     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 584         set(pool, rhs.data(), rhs.size());
 585     }
 586
 587     bool operator ==(const CYString &rhs) const {
 588         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 589     }
 590
 591     _finline operator CFStringRef() {
 592         if (cache_ == NULL)
 593             cache_ = CYStringCreate(data_, size_);
 594         return cache_;
 595     }
 596
 597     _finline operator id() {
 598         return (NSString *) static_cast<CFStringRef>(*this);
 599     }
 600
 601     _finline operator const char *() {
 602         return reinterpret_cast<const char *>(data_);
 603     }
 604 };
 605 /* }}} */
 606 /* C++ NSString Algorithm Adapters {{{ */
 607 extern "C" {
 608     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 609 }
 610
 611 struct NSStringMapHash :
 612     std::unary_function<NSString *, size_t>
 613 {
 614     _finline size_t operator ()(NSString *value) const {
 615         return CFStringHashNSString((CFStringRef) value);
 616     }
 617 };
 618
 619 struct NSStringMapLess :
 620     std::binary_function<NSString *, NSString *, bool>
 621 {
 622     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 623         return [lhs compare:rhs] == NSOrderedAscending;
 624     }
 625 };
 626
 627 struct NSStringMapEqual :
 628     std::binary_function<NSString *, NSString *, bool>
 629 {
 630     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 631         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 632         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 633         //[lhs isEqualToString:rhs];
 634     }
 635 };
 636 /* }}} */
 637
 638 /* CoreGraphics Primitives {{{ */
 639 class CYColor {
 640   private:
 641     CGColorRef color_;
 642
 643     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 644         CGFloat color[] = {red, green, blue, alpha};
 645         return CGColorCreate(space, color);
 646     }
 647
 648   public:
 649     CYColor() :
 650         color_(NULL)
 651     {
 652     }
 653
 654     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 655         color_(Create_(space, red, green, blue, alpha))
 656     {
 657         Set(space, red, green, blue, alpha);
 658     }
 659
 660     void Clear() {
 661         if (color_ != NULL)
 662             CGColorRelease(color_);
 663     }
 664
 665     ~CYColor() {
 666         Clear();
 667     }
 668
 669     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 670         Clear();
 671         color_ = Create_(space, red, green, blue, alpha);
 672     }
 673
 674     operator CGColorRef() {
 675         return color_;
 676     }
 677 };
 678 /* }}} */
 679
 680 /* Random Global Variables {{{ */
 681 static int PulseInterval_ = 500000;
 682
 683 static const NSString *UI_;
 684
 685 static int Finish_;
 686 static bool RestartSubstrate_;
 687 static NSArray *Finishes_;
 688
 689 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 690 #define NotifyConfig_ "/etc/notify.conf"
 691
 692 static CYColor Blue_;
 693 static CYColor Blueish_;
 694 static CYColor Black_;
 695 static CYColor Off_;
 696 static CYColor White_;
 697 static CYColor Gray_;
 698 static CYColor Green_;
 699 static CYColor Purple_;
 700 static CYColor Purplish_;
 701
 702 static UIColor *InstallingColor_;
 703 static UIColor *RemovingColor_;
 704
 705 static NSString *App_;
 706
 707 static BOOL Advanced_;
 708 static BOOL Ignored_;
 709
 710 static _H<UIFont> Font12_;
 711 static _H<UIFont> Font12Bold_;
 712 static _H<UIFont> Font14_;
 713 static _H<UIFont> Font18Bold_;
 714 static _H<UIFont> Font22Bold_;
 715
 716 static const char *Machine_ = NULL;
 717 static _H<NSString> System_;
 718 static NSString *SerialNumber_ = nil;
 719 static NSString *ChipID_ = nil;
 720 static NSString *BBSNum_ = nil;
 721 static _H<NSString> Token_;
 722 static NSString *UniqueID_ = nil;
 723 static _H<NSString> UserAgent_;
 724 static _H<NSString> Product_;
 725 static _H<NSString> Safari_;
 726
 727 static CFLocaleRef Locale_;
 728 static NSArray *Languages_;
 729 static CGColorSpaceRef space_;
 730
 731 static NSDictionary *SectionMap_;
 732 static NSMutableDictionary *Metadata_;
 733 static _transient NSMutableDictionary *Settings_;
 734 static _transient NSString *Role_;
 735 static _transient NSMutableDictionary *Packages_;
 736 static _transient NSMutableDictionary *Values_;
 737 static _transient NSMutableDictionary *Sections_;
 738 _H<NSMutableDictionary> Sources_;
 739 static _transient NSNumber *Version_;
 740 bool Changed_;
 741 static time_t now_;
 742
 743 bool IsWildcat_;
 744 static CGFloat ScreenScale_;
 745 static NSString *Idiom_;
 746 static _H<NSString> Firmware_;
 747 static NSString *Major_;
 748
 749 static _H<NSMutableDictionary> SessionData_;
 750 static _H<NSObject> HostConfig_;
 751 static _H<NSMutableSet> BridgedHosts_;
 752 static _H<NSMutableSet> TokenHosts_;
 753 static _H<NSMutableSet> InsecureHosts_;
 754 static _H<NSMutableSet> PipelinedHosts_;
 755 static _H<NSMutableSet> CachedURLs_;
 756
 757 static NSString *kCydiaProgressEventTypeError = @"Error";
 758 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 759 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 760 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 761 /* }}} */
 762
 763 /* Display Helpers {{{ */
 764 inline float Interpolate(float begin, float end, float fraction) {
 765     return (end - begin) * fraction + begin;
 766 }
 767
 768 static _finline const char *StripVersion_(const char *version) {
 769     const char *colon(strchr(version, ':'));
 770     return colon == NULL ? version : colon + 1;
 771 }
 772
 773 NSString *LocalizeSection(NSString *section) {
 774     static Pcre title_r("^(.*?) \\((.*)\\)$");
 775     if (title_r(section)) {
 776         NSString *parent(title_r[1]);
 777         NSString *child(title_r[2]);
 778
 779         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 780             LocalizeSection(parent),
 781             LocalizeSection(child)
 782         ];
 783     }
 784
 785     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 786 }
 787
 788 NSString *Simplify(NSString *title) {
 789     const char *data = [title UTF8String];
 790     size_t size = [title length];
 791
 792     static Pcre square_r("^\\[(.*)\\]$");
 793     if (square_r(data, size))
 794         return Simplify(square_r[1]);
 795
 796     static Pcre paren_r("^\\((.*)\\)$");
 797     if (paren_r(data, size))
 798         return Simplify(paren_r[1]);
 799
 800     static Pcre title_r("^(.*?) \\((.*)\\)$");
 801     if (title_r(data, size))
 802         return Simplify(title_r[1]);
 803
 804     return title;
 805 }
 806 /* }}} */
 807
 808 NSString *GetLastUpdate() {
 809     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 810
 811     if (update == nil)
 812         return UCLocalize("NEVER_OR_UNKNOWN");
 813
 814     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 815     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 816
 817     CFRelease(formatter);
 818
 819     return [(NSString *) formatted autorelease];
 820 }
 821
 822 bool isSectionVisible(NSString *section) {
 823     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 824     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 825     return hidden == nil || ![hidden boolValue];
 826 }
 827
 828 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 829     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 830     if (entry == MACH_PORT_NULL)
 831         return nil;
 832
 833     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 834     IOObjectRelease(entry);
 835
 836     if (value == NULL)
 837         return nil;
 838     return [(id) value autorelease];
 839 }
 840
 841 static NSString *CYHex(NSData *data, bool reverse = false) {
 842     if (data == nil)
 843         return nil;
 844
 845     size_t length([data length]);
 846     uint8_t bytes[length];
 847     [data getBytes:bytes];
 848
 849     char string[length * 2 + 1];
 850     for (size_t i(0); i != length; ++i)
 851         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 852
 853     return [NSString stringWithUTF8String:string];
 854 }
 855
 856 @class Cydia;
 857
 858 /* Delegate Prototypes {{{ */
 859 @class Package;
 860 @class Source;
 861 @class CydiaProgressEvent;
 862
 863 @protocol DatabaseDelegate
 864 - (void) repairWithSelector:(SEL)selector;
 865 - (void) setConfigurationData:(NSString *)data;
 866 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 867 @end
 868
 869 @class CYPackageController;
 870
 871 @protocol CydiaDelegate
 872 - (void) returnToCydia;
 873 - (void) saveState;
 874 - (void) retainNetworkActivityIndicator;
 875 - (void) releaseNetworkActivityIndicator;
 876 - (void) clearPackage:(Package *)package;
 877 - (void) installPackage:(Package *)package;
 878 - (void) installPackages:(NSArray *)packages;
 879 - (void) removePackage:(Package *)package;
 880 - (void) beginUpdate;
 881 - (BOOL) updating;
 882 - (void) distUpgrade;
 883 - (void) loadData;
 884 - (void) updateData;
 885 - (void) _saveConfig;
 886 - (void) syncData;
 887 - (void) addSource:(NSDictionary *)source;
 888 - (void) addTrivialSource:(NSString *)href;
 889 - (void) showSettings;
 890 - (UIProgressHUD *) addProgressHUD;
 891 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 892 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 893 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 894 @end
 895 /* }}} */
 896
 897 /* Status Delegation {{{ */
 898 class Status :
 899     public pkgAcquireStatus
 900 {
 901   private:
 902     _transient NSObject<ProgressDelegate> *delegate_;
 903     bool cancelled_;
 904
 905   public:
 906     Status() :
 907         delegate_(nil),
 908         cancelled_(false)
 909     {
 910     }
 911
 912     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 913         delegate_ = delegate;
 914     }
 915
 916     NSObject<ProgressDelegate> *getDelegate() const {
 917         return delegate_;
 918     }
 919
 920     virtual bool MediaChange(std::string media, std::string drive) {
 921         return false;
 922     }
 923
 924     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 925         Done(item);
 926     }
 927
 928     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 929         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 930         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 931         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 932     }
 933
 934     virtual void Done(pkgAcquire::ItemDesc &item) {
 935         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 936         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 937         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 938     }
 939
 940     virtual void Fail(pkgAcquire::ItemDesc &item) {
 941         if (
 942             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 943             item.Owner->Status == pkgAcquire::Item::StatDone
 944         )
 945             return;
 946
 947         std::string &error(item.Owner->ErrorText);
 948         if (error.empty())
 949             return;
 950
 951         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 952         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 953     }
 954
 955     virtual bool Pulse(pkgAcquire *Owner) {
 956         bool value = pkgAcquireStatus::Pulse(Owner);
 957
 958         double percent(
 959             double(CurrentBytes + CurrentItems) /
 960             double(TotalBytes + TotalItems)
 961         );
 962
 963         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 964             [NSNumber numberWithDouble:percent], @"Percent",
 965
 966             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 967             [NSNumber numberWithDouble:TotalBytes], @"Total",
 968             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 969         nil] waitUntilDone:YES];
 970
 971         if (value && ![delegate_ isProgressCancelled])
 972             return true;
 973         else {
 974             cancelled_ = true;
 975             return false;
 976         }
 977     }
 978
 979     _finline bool WasCancelled() const {
 980         return cancelled_;
 981     }
 982
 983     virtual void Start() {
 984         pkgAcquireStatus::Start();
 985         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 986     }
 987
 988     virtual void Stop() {
 989         pkgAcquireStatus::Stop();
 990         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 991         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 992     }
 993 };
 994 /* }}} */
 995 /* Database Interface {{{ */
 996 typedef std::map< unsigned long, _H<Source> > SourceMap;
 997
 998 @interface Database : NSObject {
 999     NSZone *zone_;
1000     apr_pool_t *pool_;
1001
1002     unsigned era_;
1003
1004     pkgCacheFile cache_;
1005     pkgDepCache::Policy *policy_;
1006     pkgRecords *records_;
1007     pkgProblemResolver *resolver_;
1008     pkgAcquire *fetcher_;
1009     FileFd *lock_;
1010     SPtr<pkgPackageManager> manager_;
1011     pkgSourceList *list_;
1012
1013     SourceMap sourceMap_;
1014     _H<NSMutableArray> sourceList_;
1015
1016     CFMutableArrayRef packages_;
1017
1018     _transient NSObject<DatabaseDelegate> *delegate_;
1019     _transient NSObject<ProgressDelegate> *progress_;
1020
1021     Status status_;
1022
1023     int cydiafd_;
1024     int statusfd_;
1025     FILE *input_;
1026
1027     std::map<const char *, _H<NSString> > sections_;
1028 }
1029
1030 + (Database *) sharedInstance;
1031 - (unsigned) era;
1032
1033 - (void) _readCydia:(NSNumber *)fd;
1034 - (void) _readStatus:(NSNumber *)fd;
1035 - (void) _readOutput:(NSNumber *)fd;
1036
1037 - (FILE *) input;
1038
1039 - (Package *) packageWithName:(NSString *)name;
1040
1041 - (pkgCacheFile &) cache;
1042 - (pkgDepCache::Policy *) policy;
1043 - (pkgRecords *) records;
1044 - (pkgProblemResolver *) resolver;
1045 - (pkgAcquire &) fetcher;
1046 - (pkgSourceList &) list;
1047 - (NSArray *) packages;
1048 - (NSArray *) sources;
1049 - (Source *) sourceWithKey:(NSString *)key;
1050 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1051
1052 - (void) configure;
1053 - (bool) prepare;
1054 - (void) perform;
1055 - (bool) upgrade;
1056 - (void) update;
1057
1058 - (void) updateWithStatus:(Status &)status;
1059
1060 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1061
1062 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1063 - (NSObject<ProgressDelegate> *) progressDelegate;
1064
1065 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1066
1067 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1068
1069 @end
1070 /* }}} */
1071 /* ProgressEvent Implementation {{{ */
1072 @implementation CydiaProgressEvent
1073
1074 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1075     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1076 }
1077
1078 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1079     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1080     [event setPackage:package];
1081     return event;
1082 }
1083
1084 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1085     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1086
1087     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1088     NSArray *fields([description componentsSeparatedByString:@" "]);
1089     [event setItem:fields];
1090
1091     if ([fields count] > 3) {
1092         [event setPackage:[fields objectAtIndex:2]];
1093         [event setVersion:[fields objectAtIndex:3]];
1094     }
1095
1096     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1097
1098     return event;
1099 }
1100
1101 + (NSArray *) _attributeKeys {
1102     return [NSArray arrayWithObjects:
1103         @"item",
1104         @"message",
1105         @"package",
1106         @"type",
1107         @"url",
1108         @"version",
1109     nil];
1110 }
1111
1112 - (NSArray *) attributeKeys {
1113     return [[self class] _attributeKeys];
1114 }
1115
1116 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1117     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1118 }
1119
1120 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1121     if ((self = [super init]) != nil) {
1122         message_ = message;
1123         type_ = type;
1124     } return self;
1125 }
1126
1127 - (NSString *) message {
1128     return message_;
1129 }
1130
1131 - (NSString *) type {
1132     return type_;
1133 }
1134
1135 - (NSArray *) item {
1136     return (id) item_ ?: [NSNull null];
1137 }
1138
1139 - (void) setItem:(NSArray *)item {
1140     item_ = item;
1141 }
1142
1143 - (NSString *) package {
1144     return (id) package_ ?: [NSNull null];
1145 }
1146
1147 - (void) setPackage:(NSString *)package {
1148     package_ = package;
1149 }
1150
1151 - (NSString *) url {
1152     return (id) url_ ?: [NSNull null];
1153 }
1154
1155 - (void) setURL:(NSString *)url {
1156     url_ = url;
1157 }
1158
1159 - (void) setVersion:(NSString *)version {
1160     version_ = version;
1161 }
1162
1163 - (NSString *) version {
1164     return (id) version_ ?: [NSNull null];
1165 }
1166
1167 - (NSString *) compound:(NSString *)value {
1168     if (value != nil) {
1169         NSString *mode(nil); {
1170             NSString *type([self type]);
1171             if ([type isEqualToString:kCydiaProgressEventTypeError])
1172                 mode = UCLocalize("ERROR");
1173             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1174                 mode = UCLocalize("WARNING");
1175         }
1176
1177         if (mode != nil)
1178             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1179     }
1180
1181     return value;
1182 }
1183
1184 - (NSString *) compoundMessage {
1185     return [self compound:[self message]];
1186 }
1187
1188 - (NSString *) compoundTitle {
1189     NSString *title;
1190
1191     if (package_ == nil)
1192         title = nil;
1193     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1194         title = [package name];
1195     else
1196         title = package_;
1197
1198     return [self compound:title];
1199 }
1200
1201 @end
1202 /* }}} */
1203
1204 // Cytore Definitions {{{
1205 struct PackageValue :
1206     Cytore::Block
1207 {
1208     Cytore::Offset<PackageValue> next_;
1209
1210     uint32_t index_ : 23;
1211     uint32_t subscribed_ : 1;
1212     uint32_t : 8;
1213
1214     int32_t first_;
1215     int32_t last_;
1216
1217     uint16_t vhash_;
1218     uint16_t nhash_;
1219
1220     char version_[8];
1221     char name_[];
1222 };
1223
1224 struct MetaValue :
1225     Cytore::Block
1226 {
1227     uint32_t active_;
1228     Cytore::Offset<PackageValue> packages_[1 << 16];
1229 };
1230
1231 static Cytore::File<MetaValue> MetaFile_;
1232 // }}}
1233 // Cytore Helper Functions {{{
1234 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1235     SplitHash nhash = { hashlittle(name, length) };
1236
1237     PackageValue *metadata;
1238
1239     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1240     offset: if (offset->IsNull()) {
1241         *offset = MetaFile_.New<PackageValue>(length + 1);
1242         metadata = &MetaFile_.Get(*offset);
1243
1244         if (metadata == NULL) {
1245             if (fail != NULL)
1246                 *fail = true;
1247
1248             metadata = new PackageValue();
1249             memset(metadata, 0, sizeof(*metadata));
1250         }
1251
1252         memcpy(metadata->name_, name, length + 1);
1253         metadata->nhash_ = nhash.u16[1];
1254     } else {
1255         metadata = &MetaFile_.Get(*offset);
1256
1257         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1258             offset = &metadata->next_;
1259             goto offset;
1260         }
1261     }
1262
1263     return metadata;
1264 }
1265
1266 static void PackageImport(const void *key, const void *value, void *context) {
1267     bool &fail(*reinterpret_cast<bool *>(context));
1268
1269     char buffer[1024];
1270     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1271         NSLog(@"failed to import package %@", key);
1272         return;
1273     }
1274
1275     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1276     NSDictionary *package((NSDictionary *) value);
1277
1278     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1279         if ([subscribed boolValue] && !metadata->subscribed_)
1280             metadata->subscribed_ = true;
1281
1282     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1283         time_t time([date timeIntervalSince1970]);
1284         if (metadata->first_ > time || metadata->first_ == 0)
1285             metadata->first_ = time;
1286     }
1287
1288     NSDate *date([package objectForKey:@"LastSeen"]);
1289     NSString *version([package objectForKey:@"LastVersion"]);
1290
1291     if (date != nil && version != nil) {
1292         time_t time([date timeIntervalSince1970]);
1293         if (metadata->last_ < time || metadata->last_ == 0)
1294             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1295                 size_t length(strlen(buffer));
1296                 uint16_t vhash(hashlittle(buffer, length));
1297
1298                 size_t capped(std::min<size_t>(8, length));
1299                 char *latest(buffer + length - capped);
1300
1301                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1302                 metadata->vhash_ = vhash;
1303
1304                 metadata->last_ = time;
1305             }
1306     }
1307 }
1308 // }}}
1309
1310 /* Source Class {{{ */
1311 @interface Source : NSObject {
1312     unsigned era_;
1313     Database *database_;
1314     metaIndex *index_;
1315
1316     CYString depiction_;
1317     CYString description_;
1318     CYString label_;
1319     CYString origin_;
1320     CYString support_;
1321
1322     CYString uri_;
1323     CYString distribution_;
1324     CYString type_;
1325     CYString base_;
1326     CYString version_;
1327
1328     _H<NSString> host_;
1329     _H<NSString> authority_;
1330
1331     CYString defaultIcon_;
1332
1333     _H<NSMutableDictionary> record_;
1334     BOOL trusted_;
1335 }
1336
1337 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1338
1339 - (NSComparisonResult) compareByName:(Source *)source;
1340
1341 - (NSString *) depictionForPackage:(NSString *)package;
1342 - (NSString *) supportForPackage:(NSString *)package;
1343
1344 - (metaIndex *) metaIndex;
1345 - (NSDictionary *) record;
1346 - (BOOL) trusted;
1347
1348 - (NSString *) rooturi;
1349 - (NSString *) distribution;
1350 - (NSString *) type;
1351
1352 - (NSString *) key;
1353 - (NSString *) host;
1354
1355 - (NSString *) name;
1356 - (NSString *) shortDescription;
1357 - (NSString *) label;
1358 - (NSString *) origin;
1359 - (NSString *) version;
1360
1361 - (NSString *) defaultIcon;
1362 - (NSURL *) iconURL;
1363
1364 @end
1365
1366 @implementation Source
1367
1368 - (void) _clear {
1369     uri_.clear();
1370     distribution_.clear();
1371     type_.clear();
1372
1373     base_.clear();
1374
1375     description_.clear();
1376     label_.clear();
1377     origin_.clear();
1378     depiction_.clear();
1379     support_.clear();
1380     version_.clear();
1381     defaultIcon_.clear();
1382
1383     record_ = nil;
1384     host_ = nil;
1385     authority_ = nil;
1386 }
1387
1388 + (NSString *) webScriptNameForSelector:(SEL)selector {
1389     if (false);
1390     else if (selector == @selector(addSection:))
1391         return @"addSection";
1392     else if (selector == @selector(getField:))
1393         return @"getField";
1394     else if (selector == @selector(removeSection:))
1395         return @"removeSection";
1396     else if (selector == @selector(remove))
1397         return @"remove";
1398     else
1399         return nil;
1400 }
1401
1402 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1403     return [self webScriptNameForSelector:selector] == nil;
1404 }
1405
1406 + (NSArray *) _attributeKeys {
1407     return [NSArray arrayWithObjects:
1408         @"baseuri",
1409         @"distribution",
1410         @"host",
1411         @"key",
1412         @"iconuri",
1413         @"label",
1414         @"name",
1415         @"origin",
1416         @"rooturi",
1417         @"sections",
1418         @"shortDescription",
1419         @"trusted",
1420         @"type",
1421         @"version",
1422     nil];
1423 }
1424
1425 - (NSArray *) attributeKeys {
1426     return [[self class] _attributeKeys];
1427 }
1428
1429 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1430     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1431 }
1432
1433 - (metaIndex *) metaIndex {
1434     return index_;
1435 }
1436
1437 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1438     [self _clear];
1439
1440     trusted_ = index->IsTrusted();
1441
1442     uri_.set(pool, index->GetURI());
1443     distribution_.set(pool, index->GetDist());
1444     type_.set(pool, index->GetType());
1445
1446     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1447     if (dindex != NULL) {
1448         base_.set(pool, dindex->MetaIndexURI(""));
1449
1450         FileFd fd;
1451         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1452             _error->Discard();
1453         else {
1454             pkgTagFile tags(&fd);
1455
1456             pkgTagSection section;
1457             tags.Step(section);
1458
1459             struct {
1460                 const char *name_;
1461                 CYString *value_;
1462             } names[] = {
1463                 {"default-icon", &defaultIcon_},
1464                 {"depiction", &depiction_},
1465                 {"description", &description_},
1466                 {"label", &label_},
1467                 {"origin", &origin_},
1468                 {"support", &support_},
1469                 {"version", &version_},
1470             };
1471
1472             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1473                 const char *start, *end;
1474
1475                 if (section.Find(names[i].name_, start, end)) {
1476                     CYString &value(*names[i].value_);
1477                     value.set(pool, start, end - start);
1478                 }
1479             }
1480         }
1481     }
1482
1483     record_ = [Sources_ objectForKey:[self key]];
1484
1485     NSURL *url([NSURL URLWithString:uri_]);
1486
1487     host_ = [url host];
1488     if (host_ != nil)
1489         host_ = [host_ lowercaseString];
1490
1491     if (host_ != nil)
1492         authority_ = host_;
1493     else
1494         authority_ = [url path];
1495 }
1496
1497 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1498     if ((self = [super init]) != nil) {
1499         era_ = [database era];
1500         database_ = database;
1501         index_ = index;
1502
1503         [self setMetaIndex:index inPool:pool];
1504     } return self;
1505 }
1506
1507 - (NSString *) getField:(NSString *)name {
1508 @synchronized (database_) {
1509     if ([database_ era] != era_ || index_ == NULL)
1510         return nil;
1511
1512     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1513     if (dindex == NULL)
1514         return nil;
1515
1516     FileFd fd;
1517     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1518          _error->Discard();
1519          return nil;
1520     }
1521
1522     pkgTagFile tags(&fd);
1523
1524     pkgTagSection section;
1525     tags.Step(section);
1526
1527     const char *start, *end;
1528     if (!section.Find([name UTF8String], start, end))
1529         return (NSString *) [NSNull null];
1530
1531     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1532 } }
1533
1534 - (NSComparisonResult) compareByName:(Source *)source {
1535     NSString *lhs = [self name];
1536     NSString *rhs = [source name];
1537
1538     if ([lhs length] != 0 && [rhs length] != 0) {
1539         unichar lhc = [lhs characterAtIndex:0];
1540         unichar rhc = [rhs characterAtIndex:0];
1541
1542         if (isalpha(lhc) && !isalpha(rhc))
1543             return NSOrderedAscending;
1544         else if (!isalpha(lhc) && isalpha(rhc))
1545             return NSOrderedDescending;
1546     }
1547
1548     return [lhs compare:rhs options:LaxCompareOptions_];
1549 }
1550
1551 - (NSString *) depictionForPackage:(NSString *)package {
1552     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1553 }
1554
1555 - (NSString *) supportForPackage:(NSString *)package {
1556     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1557 }
1558
1559 - (NSArray *) sections {
1560     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1561 }
1562
1563 - (void) _addSection:(NSString *)section {
1564     if (record_ == nil)
1565         return;
1566     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1567         if (![sections containsObject:section]) {
1568             [sections addObject:section];
1569             Changed_ = true;
1570         }
1571     } else {
1572         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1573         Changed_ = true;
1574     }
1575 }
1576
1577 - (bool) addSection:(NSString *)section {
1578     if (record_ == nil)
1579         return false;
1580
1581     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1582     return true;
1583 }
1584
1585 - (void) _removeSection:(NSString *)section {
1586     if (record_ == nil)
1587         return;
1588
1589     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1590         if ([sections containsObject:section]) {
1591             [sections removeObject:section];
1592             Changed_ = true;
1593         }
1594 }
1595
1596 - (bool) removeSection:(NSString *)section {
1597     if (record_ == nil)
1598         return false;
1599
1600     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1601     return true;
1602 }
1603
1604 - (void) _remove {
1605     [Sources_ removeObjectForKey:[self key]];
1606     Changed_ = true;
1607 }
1608
1609 - (bool) remove {
1610     bool value(record_ != nil);
1611     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1612     return value;
1613 }
1614
1615 - (NSDictionary *) record {
1616     return record_;
1617 }
1618
1619 - (BOOL) trusted {
1620     return trusted_;
1621 }
1622
1623 - (NSString *) rooturi {
1624     return uri_;
1625 }
1626
1627 - (NSString *) distribution {
1628     return distribution_;
1629 }
1630
1631 - (NSString *) type {
1632     return type_;
1633 }
1634
1635 - (NSString *) baseuri {
1636     return base_.empty() ? nil : (id) base_;
1637 }
1638
1639 - (NSString *) iconuri {
1640     if (NSString *base = [self baseuri])
1641         return [base stringByAppendingString:@"CydiaIcon.png"];
1642
1643     return nil;
1644 }
1645
1646 - (NSURL *) iconURL {
1647     if (NSString *uri = [self iconuri])
1648         return [NSURL URLWithString:uri];
1649     return nil;
1650 }
1651
1652 - (NSString *) key {
1653     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1654 }
1655
1656 - (NSString *) host {
1657     return host_;
1658 }
1659
1660 - (NSString *) name {
1661     return origin_.empty() ? (id) authority_ : origin_;
1662 }
1663
1664 - (NSString *) shortDescription {
1665     return description_;
1666 }
1667
1668 - (NSString *) label {
1669     return label_.empty() ? (id) authority_ : label_;
1670 }
1671
1672 - (NSString *) origin {
1673     return origin_;
1674 }
1675
1676 - (NSString *) version {
1677     return version_;
1678 }
1679
1680 - (NSString *) defaultIcon {
1681     return defaultIcon_;
1682 }
1683
1684 @end
1685 /* }}} */
1686 /* CydiaOperation Class {{{ */
1687 @interface CydiaOperation : NSObject {
1688     _H<NSString> operator_;
1689     _H<NSString> value_;
1690 }
1691
1692 - (NSString *) operator;
1693 - (NSString *) value;
1694
1695 @end
1696
1697 @implementation CydiaOperation
1698
1699 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1700     if ((self = [super init]) != nil) {
1701         operator_ = [NSString stringWithUTF8String:_operator];
1702         value_ = [NSString stringWithUTF8String:value];
1703     } return self;
1704 }
1705
1706 + (NSArray *) _attributeKeys {
1707     return [NSArray arrayWithObjects:
1708         @"operator",
1709         @"value",
1710     nil];
1711 }
1712
1713 - (NSArray *) attributeKeys {
1714     return [[self class] _attributeKeys];
1715 }
1716
1717 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1718     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1719 }
1720
1721 - (NSString *) operator {
1722     return operator_;
1723 }
1724
1725 - (NSString *) value {
1726     return value_;
1727 }
1728
1729 @end
1730 /* }}} */
1731 /* CydiaClause Class {{{ */
1732 @interface CydiaClause : NSObject {
1733     _H<NSString> package_;
1734     _H<CydiaOperation> version_;
1735 }
1736
1737 - (NSString *) package;
1738 - (CydiaOperation *) version;
1739
1740 @end
1741
1742 @implementation CydiaClause
1743
1744 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1745     if ((self = [super init]) != nil) {
1746         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1747
1748         if (const char *version = dep.TargetVer())
1749             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1750         else
1751             version_ = (id) [NSNull null];
1752     } return self;
1753 }
1754
1755 + (NSArray *) _attributeKeys {
1756     return [NSArray arrayWithObjects:
1757         @"package",
1758         @"version",
1759     nil];
1760 }
1761
1762 - (NSArray *) attributeKeys {
1763     return [[self class] _attributeKeys];
1764 }
1765
1766 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1767     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1768 }
1769
1770 - (NSString *) package {
1771     return package_;
1772 }
1773
1774 - (CydiaOperation *) version {
1775     return version_;
1776 }
1777
1778 @end
1779 /* }}} */
1780 /* CydiaRelation Class {{{ */
1781 @interface CydiaRelation : NSObject {
1782     _H<NSString> relationship_;
1783     _H<NSMutableArray> clauses_;
1784 }
1785
1786 - (NSString *) relationship;
1787 - (NSArray *) clauses;
1788
1789 @end
1790
1791 @implementation CydiaRelation
1792
1793 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1794     if ((self = [super init]) != nil) {
1795         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1796         clauses_ = [NSMutableArray arrayWithCapacity:8];
1797
1798         pkgCache::DepIterator start;
1799         pkgCache::DepIterator end;
1800         dep.GlobOr(start, end); // ++dep
1801
1802         _forever {
1803             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1804
1805             // yes, seriously. (wtf?)
1806             if (start == end)
1807                 break;
1808             ++start;
1809         }
1810     } return self;
1811 }
1812
1813 + (NSArray *) _attributeKeys {
1814     return [NSArray arrayWithObjects:
1815         @"clauses",
1816         @"relationship",
1817     nil];
1818 }
1819
1820 - (NSArray *) attributeKeys {
1821     return [[self class] _attributeKeys];
1822 }
1823
1824 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1825     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1826 }
1827
1828 - (NSString *) relationship {
1829     return relationship_;
1830 }
1831
1832 - (NSArray *) clauses {
1833     return clauses_;
1834 }
1835
1836 - (void) addClause:(CydiaClause *)clause {
1837     [clauses_ addObject:clause];
1838 }
1839
1840 @end
1841 /* }}} */
1842 /* Package Class {{{ */
1843 struct ParsedPackage {
1844     CYString md5sum_;
1845     CYString tagline_;
1846
1847     CYString architecture_;
1848     CYString icon_;
1849
1850     CYString depiction_;
1851     CYString homepage_;
1852
1853     CYString sponsor_;
1854     CYString author_;
1855
1856     CYString bugs_;
1857     CYString support_;
1858 };
1859
1860 @interface Package : NSObject {
1861     uint32_t era_ : 25;
1862     uint32_t role_ : 3;
1863     uint32_t essential_ : 1;
1864     uint32_t obsolete_ : 1;
1865     uint32_t ignored_ : 1;
1866     uint32_t pooled_ : 1;
1867
1868     apr_pool_t *pool_;
1869
1870     uint32_t rank_;
1871
1872     _transient Database *database_;
1873
1874     pkgCache::VerIterator version_;
1875     pkgCache::PkgIterator iterator_;
1876     pkgCache::VerFileIterator file_;
1877
1878     CYString id_;
1879     CYString name_;
1880
1881     CYString latest_;
1882     CYString installed_;
1883
1884     const char *section_;
1885     _transient NSString *section$_;
1886
1887     _H<Source> source_;
1888
1889     PackageValue *metadata_;
1890     ParsedPackage *parsed_;
1891
1892     _H<NSMutableArray> tags_;
1893 }
1894
1895 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1896 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1897
1898 - (pkgCache::PkgIterator) iterator;
1899 - (void) parse;
1900
1901 - (NSString *) section;
1902 - (NSString *) simpleSection;
1903
1904 - (NSString *) longSection;
1905 - (NSString *) shortSection;
1906
1907 - (NSString *) uri;
1908
1909 - (MIMEAddress *) maintainer;
1910 - (size_t) size;
1911 - (NSString *) longDescription;
1912 - (NSString *) shortDescription;
1913 - (unichar) index;
1914
1915 - (PackageValue *) metadata;
1916 - (time_t) seen;
1917
1918 - (bool) subscribed;
1919 - (bool) setSubscribed:(bool)subscribed;
1920
1921 - (BOOL) ignored;
1922
1923 - (NSString *) latest;
1924 - (NSString *) installed;
1925 - (BOOL) uninstalled;
1926
1927 - (BOOL) valid;
1928 - (BOOL) upgradableAndEssential:(BOOL)essential;
1929 - (BOOL) essential;
1930 - (BOOL) broken;
1931 - (BOOL) unfiltered;
1932 - (BOOL) visible;
1933
1934 - (BOOL) half;
1935 - (BOOL) halfConfigured;
1936 - (BOOL) halfInstalled;
1937 - (BOOL) hasMode;
1938 - (NSString *) mode;
1939
1940 - (NSString *) id;
1941 - (NSString *) name;
1942 - (UIImage *) icon;
1943 - (NSString *) homepage;
1944 - (NSString *) depiction;
1945 - (MIMEAddress *) author;
1946
1947 - (NSString *) support;
1948
1949 - (NSArray *) files;
1950 - (NSArray *) warnings;
1951 - (NSArray *) applications;
1952
1953 - (Source *) source;
1954
1955 - (uint32_t) rank;
1956 - (BOOL) matches:(NSArray *)query;
1957
1958 - (bool) hasSupportingRole;
1959 - (BOOL) hasTag:(NSString *)tag;
1960 - (NSString *) primaryPurpose;
1961 - (NSArray *) purposes;
1962 - (bool) isCommercial;
1963
1964 - (void) setIndex:(size_t)index;
1965
1966 - (CYString &) cyname;
1967
1968 - (uint32_t) compareBySection:(NSArray *)sections;
1969
1970 - (void) install;
1971 - (void) remove;
1972
1973 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1974 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1975 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1976 - (bool) isVisibleInSection:(NSString *)section;
1977 - (bool) isVisibleInSource:(Source *)source;
1978
1979 @end
1980
1981 uint32_t PackageChangesRadix(Package *self, void *) {
1982     union {
1983         uint32_t key;
1984
1985         struct {
1986             uint32_t timestamp : 30;
1987             uint32_t ignored : 1;
1988             uint32_t upgradable : 1;
1989         } bits;
1990     } value;
1991
1992     bool upgradable([self upgradableAndEssential:YES]);
1993     value.bits.upgradable = upgradable ? 1 : 0;
1994
1995     if (upgradable) {
1996         value.bits.timestamp = 0;
1997         value.bits.ignored = [self ignored] ? 0 : 1;
1998         value.bits.upgradable = 1;
1999     } else {
2000         value.bits.timestamp = [self seen] >> 2;
2001         value.bits.ignored = 0;
2002         value.bits.upgradable = 0;
2003     }
2004
2005     return _not(uint32_t) - value.key;
2006 }
2007
2008 uint32_t PackagePrefixRadix(Package *self, void *context) {
2009     size_t offset(reinterpret_cast<size_t>(context));
2010     CYString &name([self cyname]);
2011
2012     size_t size(name.size());
2013     if (size == 0)
2014         return 0;
2015     char *text(name.data());
2016
2017     size_t zeros;
2018     if (!isdigit(text[0]))
2019         zeros = 0;
2020     else {
2021         size_t digits(1);
2022         while (size != digits && isdigit(text[digits]))
2023             if (++digits == 4)
2024                 break;
2025         zeros = 4 - digits;
2026     }
2027
2028     uint8_t data[4];
2029
2030     if (offset == 0 && zeros != 0) {
2031         memset(data, '0', zeros);
2032         memcpy(data + zeros, text, 4 - zeros);
2033     } else {
2034         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2035         if (size <= offset - zeros)
2036             return 0;
2037
2038         text += offset - zeros;
2039         size -= offset - zeros;
2040
2041         if (size >= 4)
2042             memcpy(data, text, 4);
2043         else {
2044             memcpy(data, text, size);
2045             memset(data + size, 0, 4 - size);
2046         }
2047
2048         for (size_t i(0); i != 4; ++i)
2049             if (isalpha(data[i]))
2050                 data[i] |= 0x20;
2051     }
2052
2053     if (offset == 0)
2054         if (data[0] == '@')
2055             data[0] = 0x7f;
2056         else
2057             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2058
2059     /* XXX: ntohl may be more honest */
2060     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2061 }
2062
2063 CYString &(*PackageName)(Package *self, SEL sel);
2064
2065 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2066     _profile(PackageNameCompare)
2067         CYString &lhi(PackageName(lhs, @selector(cyname)));
2068         CYString &rhi(PackageName(rhs, @selector(cyname)));
2069         CFStringRef lhn(lhi), rhn(rhi);
2070
2071         if (lhn == NULL)
2072             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2073         else if (rhn == NULL)
2074             return NSOrderedDescending;
2075
2076         _profile(PackageNameCompare$NumbersLast)
2077             if (!lhi.empty() && !rhi.empty()) {
2078                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2079                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2080                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2081                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2082                     return lha ? NSOrderedAscending : NSOrderedDescending;
2083             }
2084         _end
2085
2086         CFIndex length = CFStringGetLength(lhn);
2087
2088         _profile(PackageNameCompare$Compare)
2089             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2090         _end
2091     _end
2092 }
2093
2094 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2095     return PackageNameCompare(*lhs, *rhs, context);
2096 }
2097
2098 struct PackageNameOrdering :
2099     std::binary_function<Package *, Package *, bool>
2100 {
2101     _finline bool operator ()(Package *lhs, Package *rhs) const {
2102         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2103     }
2104 };
2105
2106 @implementation Package
2107
2108 - (NSString *) description {
2109     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2110 }
2111
2112 - (void) dealloc {
2113     if (!pooled_)
2114         apr_pool_destroy(pool_);
2115     if (parsed_ != NULL)
2116         delete parsed_;
2117     [super dealloc];
2118 }
2119
2120 + (NSString *) webScriptNameForSelector:(SEL)selector {
2121     if (false);
2122     else if (selector == @selector(clear))
2123         return @"clear";
2124     else if (selector == @selector(getField:))
2125         return @"getField";
2126     else if (selector == @selector(hasTag:))
2127         return @"hasTag";
2128     else if (selector == @selector(install))
2129         return @"install";
2130     else if (selector == @selector(remove))
2131         return @"remove";
2132     else
2133         return nil;
2134 }
2135
2136 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2137     return [self webScriptNameForSelector:selector] == nil;
2138 }
2139
2140 + (NSArray *) _attributeKeys {
2141     return [NSArray arrayWithObjects:
2142         @"applications",
2143         @"architecture",
2144         @"author",
2145         @"depiction",
2146         @"essential",
2147         @"homepage",
2148         @"icon",
2149         @"id",
2150         @"installed",
2151         @"latest",
2152         @"longDescription",
2153         @"longSection",
2154         @"maintainer",
2155         @"md5sum",
2156         @"mode",
2157         @"name",
2158         @"purposes",
2159         @"relations",
2160         @"section",
2161         @"selection",
2162         @"shortDescription",
2163         @"shortSection",
2164         @"simpleSection",
2165         @"size",
2166         @"source",
2167         @"sponsor",
2168         @"state",
2169         @"support",
2170         @"tags",
2171         @"warnings",
2172     nil];
2173 }
2174
2175 - (NSArray *) attributeKeys {
2176     return [[self class] _attributeKeys];
2177 }
2178
2179 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2180     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2181 }
2182
2183 - (NSArray *) relations {
2184 @synchronized (database_) {
2185     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2186     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2187         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2188     return relations;
2189 } }
2190
2191 - (NSString *) architecture {
2192     [self parse];
2193 @synchronized (database_) {
2194     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2195 } }
2196
2197 - (NSString *) getField:(NSString *)name {
2198 @synchronized (database_) {
2199     if ([database_ era] != era_ || file_.end())
2200         return nil;
2201
2202     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2203
2204     const char *start, *end;
2205     if (!parser.Find([name UTF8String], start, end))
2206         return (NSString *) [NSNull null];
2207
2208     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2209 } }
2210
2211 - (void) parse {
2212     if (parsed_ != NULL)
2213         return;
2214 @synchronized (database_) {
2215     if ([database_ era] != era_ || file_.end())
2216         return;
2217
2218     ParsedPackage *parsed(new ParsedPackage);
2219     parsed_ = parsed;
2220
2221     _profile(Package$parse)
2222         pkgRecords::Parser *parser;
2223
2224         _profile(Package$parse$Lookup)
2225             parser = &[database_ records]->Lookup(file_);
2226         _end
2227
2228         CYString website;
2229
2230         _profile(Package$parse$Find)
2231             struct {
2232                 const char *name_;
2233                 CYString *value_;
2234             } names[] = {
2235                 {"architecture", &parsed->architecture_},
2236                 {"icon", &parsed->icon_},
2237                 {"depiction", &parsed->depiction_},
2238                 {"homepage", &parsed->homepage_},
2239                 {"website", &website},
2240                 {"bugs", &parsed->bugs_},
2241                 {"support", &parsed->support_},
2242                 {"sponsor", &parsed->sponsor_},
2243                 {"author", &parsed->author_},
2244                 {"md5sum", &parsed->md5sum_},
2245             };
2246
2247             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2248                 const char *start, *end;
2249
2250                 if (parser->Find(names[i].name_, start, end)) {
2251                     CYString &value(*names[i].value_);
2252                     _profile(Package$parse$Value)
2253                         value.set(pool_, start, end - start);
2254                     _end
2255                 }
2256             }
2257         _end
2258
2259         _profile(Package$parse$Tagline)
2260             const char *start, *end;
2261             if (parser->ShortDesc(start, end)) {
2262                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2263                 if (stop == NULL)
2264                     stop = end;
2265                 while (stop != start && stop[-1] == '\r')
2266                     --stop;
2267                 parsed->tagline_.set(pool_, start, stop - start);
2268             }
2269         _end
2270
2271         _profile(Package$parse$Retain)
2272             if (parsed->homepage_.empty())
2273                 parsed->homepage_ = website;
2274             if (parsed->homepage_ == parsed->depiction_)
2275                 parsed->homepage_.clear();
2276         _end
2277     _end
2278 } }
2279
2280 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2281     if ((self = [super init]) != nil) {
2282     _profile(Package$initWithVersion)
2283         if (pool == NULL)
2284             apr_pool_create(&pool_, NULL);
2285         else {
2286             pool_ = pool;
2287             pooled_ = true;
2288         }
2289
2290         database_ = database;
2291         era_ = [database era];
2292
2293         version_ = version;
2294
2295         pkgCache::PkgIterator iterator(version.ParentPkg());
2296         iterator_ = iterator;
2297
2298         _profile(Package$initWithVersion$Version)
2299             if (!version_.end())
2300                 file_ = version_.FileList();
2301             else {
2302                 pkgCache &cache([database_ cache]);
2303                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2304             }
2305         _end
2306
2307         _profile(Package$initWithVersion$Cache)
2308             name_.set(NULL, iterator.Display());
2309
2310             latest_.set(NULL, StripVersion_(version_.VerStr()));
2311
2312             pkgCache::VerIterator current(iterator.CurrentVer());
2313             if (!current.end())
2314                 installed_.set(NULL, StripVersion_(current.VerStr()));
2315         _end
2316
2317         _profile(Package$initWithVersion$Tags)
2318             pkgCache::TagIterator tag(iterator.TagList());
2319             if (!tag.end()) {
2320                 tags_ = [NSMutableArray arrayWithCapacity:8];
2321                 do {
2322                     const char *name(tag.Name());
2323                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2324
2325                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2326                         if (strcmp(name + 6, "enduser") == 0)
2327                             role_ = 1;
2328                         else if (strcmp(name + 6, "hacker") == 0)
2329                             role_ = 2;
2330                         else if (strcmp(name + 6, "developer") == 0)
2331                             role_ = 3;
2332                         else if (strcmp(name + 6, "cydia") == 0)
2333                             role_ = 7;
2334                         else
2335                             role_ = 4;
2336                     }
2337
2338                     if (strncmp(name, "cydia::", 7) == 0) {
2339                         if (strcmp(name + 7, "essential") == 0)
2340                             essential_ = true;
2341                         else if (strcmp(name + 7, "obsolete") == 0)
2342                             obsolete_ = true;
2343                     }
2344
2345                     ++tag;
2346                 } while (!tag.end());
2347             }
2348         _end
2349
2350         _profile(Package$initWithVersion$Metadata)
2351             const char *mixed(iterator.Name());
2352             size_t size(strlen(mixed));
2353             char lower[size + 1];
2354
2355             for (size_t i(0); i != size; ++i)
2356                 lower[i] = mixed[i] | 0x20;
2357             lower[size] = '\0';
2358
2359             PackageValue *metadata(PackageFind(lower, size));
2360             metadata_ = metadata;
2361
2362             id_.set(NULL, metadata->name_, size);
2363
2364             const char *latest(version_.VerStr());
2365             size_t length(strlen(latest));
2366
2367             uint16_t vhash(hashlittle(latest, length));
2368
2369             size_t capped(std::min<size_t>(8, length));
2370             latest = latest + length - capped;
2371
2372             if (metadata->first_ == 0)
2373                 metadata->first_ = now_;
2374
2375             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2376                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2377                 metadata->vhash_ = vhash;
2378                 metadata->last_ = now_;
2379             } else if (metadata->last_ == 0)
2380                 metadata->last_ = metadata->first_;
2381         _end
2382
2383         _profile(Package$initWithVersion$Section)
2384             section_ = version_.Section();
2385         _end
2386
2387         _profile(Package$initWithVersion$Flags)
2388             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2389             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2390         _end
2391     _end } return self;
2392 }
2393
2394 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2395     pkgCache::VerIterator version;
2396
2397     _profile(Package$packageWithIterator$GetCandidateVer)
2398         version = [database policy]->GetCandidateVer(iterator);
2399     _end
2400
2401     if (version.end())
2402         return nil;
2403
2404     Package *package;
2405
2406     _profile(Package$packageWithIterator$Allocate)
2407         package = [Package allocWithZone:zone];
2408     _end
2409
2410     _profile(Package$packageWithIterator$Initialize)
2411         package = [package
2412             initWithVersion:version
2413             withZone:zone
2414             inPool:pool
2415             database:database
2416         ];
2417     _end
2418
2419     _profile(Package$packageWithIterator$Autorelease)
2420         package = [package autorelease];
2421     _end
2422
2423     return package;
2424 }
2425
2426 - (pkgCache::PkgIterator) iterator {
2427     return iterator_;
2428 }
2429
2430 - (NSString *) section {
2431     if (section$_ == nil) {
2432         if (section_ == NULL)
2433             return nil;
2434
2435         _profile(Package$section$mappedSectionForPointer)
2436             section$_ = [database_ mappedSectionForPointer:section_];
2437         _end
2438     } return section$_;
2439 }
2440
2441 - (NSString *) simpleSection {
2442     if (NSString *section = [self section])
2443         return Simplify(section);
2444     else
2445         return nil;
2446 }
2447
2448 - (NSString *) longSection {
2449     return LocalizeSection([self section]);
2450 }
2451
2452 - (NSString *) shortSection {
2453     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2454 }
2455
2456 - (NSString *) uri {
2457     return nil;
2458 #if 0
2459     pkgIndexFile *index;
2460     pkgCache::PkgFileIterator file(file_.File());
2461     if (![database_ list].FindIndex(file, index))
2462         return nil;
2463     return [NSString stringWithUTF8String:iterator_->Path];
2464     //return [NSString stringWithUTF8String:file.Site()];
2465     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2466 #endif
2467 }
2468
2469 - (MIMEAddress *) maintainer {
2470 @synchronized (database_) {
2471     if ([database_ era] != era_ || file_.end())
2472         return nil;
2473
2474     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2475     const std::string &maintainer(parser->Maintainer());
2476     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2477 } }
2478
2479 - (NSString *) md5sum {
2480     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2481 }
2482
2483 - (size_t) size {
2484 @synchronized (database_) {
2485     if ([database_ era] != era_ || version_.end())
2486         return 0;
2487
2488     return version_->InstalledSize;
2489 } }
2490
2491 - (NSString *) longDescription {
2492 @synchronized (database_) {
2493     if ([database_ era] != era_ || file_.end())
2494         return nil;
2495
2496     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2497     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2498
2499     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2500     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2501     if ([lines count] < 2)
2502         return nil;
2503
2504     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2505     for (size_t i(1), e([lines count]); i != e; ++i) {
2506         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2507         [trimmed addObject:trim];
2508     }
2509
2510     return [trimmed componentsJoinedByString:@"\n"];
2511 } }
2512
2513 - (NSString *) shortDescription {
2514     if (parsed_ != NULL)
2515         return static_cast<NSString *>(parsed_->tagline_);
2516
2517 @synchronized (database_) {
2518     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2519
2520     const char *start, *end;
2521     if (!parser.ShortDesc(start, end))
2522         return nil;
2523
2524     if (end - start > 200)
2525         end = start + 200;
2526
2527     /*
2528     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2529         end = stop;
2530
2531     while (end != start && end[-1] == '\r')
2532         --end;
2533     */
2534
2535     return [(id) CYStringCreate(start, end - start) autorelease];
2536 } }
2537
2538 - (unichar) index {
2539     _profile(Package$index)
2540         CFStringRef name((CFStringRef) [self name]);
2541         if (CFStringGetLength(name) == 0)
2542             return '#';
2543         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2544         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2545             return '#';
2546         return toupper(character);
2547     _end
2548 }
2549
2550 - (PackageValue *) metadata {
2551     return metadata_;
2552 }
2553
2554 - (time_t) seen {
2555     PackageValue *metadata([self metadata]);
2556     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2557 }
2558
2559 - (bool) subscribed {
2560     return [self metadata]->subscribed_;
2561 }
2562
2563 - (bool) setSubscribed:(bool)subscribed {
2564     PackageValue *metadata([self metadata]);
2565     if (metadata->subscribed_ == subscribed)
2566         return false;
2567     metadata->subscribed_ = subscribed;
2568     return true;
2569 }
2570
2571 - (BOOL) ignored {
2572     return ignored_;
2573 }
2574
2575 - (NSString *) latest {
2576     return latest_;
2577 }
2578
2579 - (NSString *) installed {
2580     return installed_;
2581 }
2582
2583 - (BOOL) uninstalled {
2584     return installed_.empty();
2585 }
2586
2587 - (BOOL) valid {
2588     return !version_.end();
2589 }
2590
2591 - (BOOL) upgradableAndEssential:(BOOL)essential {
2592     _profile(Package$upgradableAndEssential)
2593         pkgCache::VerIterator current(iterator_.CurrentVer());
2594         if (current.end())
2595             return essential && essential_;
2596         else
2597             return !version_.end() && version_ != current;
2598     _end
2599 }
2600
2601 - (BOOL) essential {
2602     return essential_;
2603 }
2604
2605 - (BOOL) broken {
2606     return [database_ cache][iterator_].InstBroken();
2607 }
2608
2609 - (BOOL) unfiltered {
2610     _profile(Package$unfiltered$obsolete)
2611         if (_unlikely(obsolete_))
2612             return false;
2613     _end
2614
2615     _profile(Package$unfiltered$hasSupportingRole)
2616         if (_unlikely(![self hasSupportingRole]))
2617             return false;
2618     _end
2619
2620     return true;
2621 }
2622
2623 - (BOOL) visible {
2624     if (![self unfiltered])
2625         return false;
2626
2627     NSString *section;
2628
2629     _profile(Package$visible$section)
2630         section = [self section];
2631     _end
2632
2633     _profile(Package$visible$isSectionVisible)
2634         if (!isSectionVisible(section))
2635             return false;
2636     _end
2637
2638     return true;
2639 }
2640
2641 - (BOOL) half {
2642     unsigned char current(iterator_->CurrentState);
2643     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2644 }
2645
2646 - (BOOL) halfConfigured {
2647     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2648 }
2649
2650 - (BOOL) halfInstalled {
2651     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2652 }
2653
2654 - (BOOL) hasMode {
2655 @synchronized (database_) {
2656     if ([database_ era] != era_ || iterator_.end())
2657         return nil;
2658
2659     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2660     return state.Mode != pkgDepCache::ModeKeep;
2661 } }
2662
2663 - (NSString *) mode {
2664 @synchronized (database_) {
2665     if ([database_ era] != era_ || iterator_.end())
2666         return nil;
2667
2668     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2669
2670     switch (state.Mode) {
2671         case pkgDepCache::ModeDelete:
2672             if ((state.iFlags & pkgDepCache::Purge) != 0)
2673                 return @"PURGE";
2674             else
2675                 return @"REMOVE";
2676         case pkgDepCache::ModeKeep:
2677             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2678                 return @"REINSTALL";
2679             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2680                 return nil;*/
2681             else
2682                 return nil;
2683         case pkgDepCache::ModeInstall:
2684             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2685                 return @"REINSTALL";
2686             else*/ switch (state.Status) {
2687                 case -1:
2688                     return @"DOWNGRADE";
2689                 case 0:
2690                     return @"INSTALL";
2691                 case 1:
2692                     return @"UPGRADE";
2693                 case 2:
2694                     return @"NEW_INSTALL";
2695                 _nodefault
2696             }
2697         _nodefault
2698     }
2699 } }
2700
2701 - (NSString *) id {
2702     return id_;
2703 }
2704
2705 - (NSString *) name {
2706     return name_.empty() ? id_ : name_;
2707 }
2708
2709 - (UIImage *) icon {
2710     NSString *section = [self simpleSection];
2711
2712     UIImage *icon(nil);
2713     if (parsed_ != NULL)
2714         if (NSString *href = parsed_->icon_)
2715             if ([href hasPrefix:@"file:///"])
2716                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2717     if (icon == nil) if (section != nil)
2718         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2719     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2720         if ([dicon hasPrefix:@"file:///"])
2721             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2722     if (icon == nil)
2723         icon = [UIImage applicationImageNamed:@"unknown.png"];
2724     return icon;
2725 }
2726
2727 - (NSString *) homepage {
2728     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2729 }
2730
2731 - (NSString *) depiction {
2732     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2733 }
2734
2735 - (MIMEAddress *) sponsor {
2736     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2737 }
2738
2739 - (MIMEAddress *) author {
2740     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2741 }
2742
2743 - (NSString *) support {
2744     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2745 }
2746
2747 - (NSArray *) files {
2748     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2749     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2750
2751     std::ifstream fin;
2752     fin.open([path UTF8String]);
2753     if (!fin.is_open())
2754         return nil;
2755
2756     std::string line;
2757     while (std::getline(fin, line))
2758         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2759
2760     return files;
2761 }
2762
2763 - (NSString *) state {
2764 @synchronized (database_) {
2765     if ([database_ era] != era_ || file_.end())
2766         return nil;
2767
2768     switch (iterator_->CurrentState) {
2769         case pkgCache::State::NotInstalled:
2770             return @"NotInstalled";
2771         case pkgCache::State::UnPacked:
2772             return @"UnPacked";
2773         case pkgCache::State::HalfConfigured:
2774             return @"HalfConfigured";
2775         case pkgCache::State::HalfInstalled:
2776             return @"HalfInstalled";
2777         case pkgCache::State::ConfigFiles:
2778             return @"ConfigFiles";
2779         case pkgCache::State::Installed:
2780             return @"Installed";
2781         case pkgCache::State::TriggersAwaited:
2782             return @"TriggersAwaited";
2783         case pkgCache::State::TriggersPending:
2784             return @"TriggersPending";
2785     }
2786
2787     return (NSString *) [NSNull null];
2788 } }
2789
2790 - (NSString *) selection {
2791 @synchronized (database_) {
2792     if ([database_ era] != era_ || file_.end())
2793         return nil;
2794
2795     switch (iterator_->SelectedState) {
2796         case pkgCache::State::Unknown:
2797             return @"Unknown";
2798         case pkgCache::State::Install:
2799             return @"Install";
2800         case pkgCache::State::Hold:
2801             return @"Hold";
2802         case pkgCache::State::DeInstall:
2803             return @"DeInstall";
2804         case pkgCache::State::Purge:
2805             return @"Purge";
2806     }
2807
2808     return (NSString *) [NSNull null];
2809 } }
2810
2811 - (NSArray *) warnings {
2812     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2813     const char *name(iterator_.Name());
2814
2815     size_t length(strlen(name));
2816     if (length < 2) invalid:
2817         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2818     else for (size_t i(0); i != length; ++i)
2819         if (
2820             /* XXX: technically this is not allowed */
2821             (name[i] < 'A' || name[i] > 'Z') &&
2822             (name[i] < 'a' || name[i] > 'z') &&
2823             (name[i] < '0' || name[i] > '9') &&
2824             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2825         ) goto invalid;
2826
2827     if (strcmp(name, "cydia") != 0) {
2828         bool cydia = false;
2829         bool user = false;
2830         bool _private = false;
2831         bool stash = false;
2832
2833         bool repository = [[self section] isEqualToString:@"Repositories"];
2834
2835         if (NSArray *files = [self files])
2836             for (NSString *file in files)
2837                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2838                     cydia = true;
2839                 else if (!user && [file isEqualToString:@"/User"])
2840                     user = true;
2841                 else if (!_private && [file isEqualToString:@"/private"])
2842                     _private = true;
2843                 else if (!stash && [file isEqualToString:@"/var/stash"])
2844                     stash = true;
2845
2846         /* XXX: this is not sensitive enough. only some folders are valid. */
2847         if (cydia && !repository)
2848             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2849         if (user)
2850             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2851         if (_private)
2852             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2853         if (stash)
2854             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2855     }
2856
2857     return [warnings count] == 0 ? nil : warnings;
2858 }
2859
2860 - (NSArray *) applications {
2861     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2862
2863     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2864
2865     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2866     if (NSArray *files = [self files])
2867         for (NSString *file in files)
2868             if (application_r(file)) {
2869                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2870                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2871                 if ([id isEqualToString:me])
2872                     continue;
2873
2874                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2875                 if (display == nil)
2876                     display = application_r[1];
2877
2878                 NSString *bundle([file stringByDeletingLastPathComponent]);
2879                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2880                 if (icon == nil || [icon length] == 0)
2881                     icon = @"icon.png";
2882                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2883
2884                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2885                 [applications addObject:application];
2886
2887                 [application addObject:id];
2888                 [application addObject:display];
2889                 [application addObject:url];
2890             }
2891
2892     return [applications count] == 0 ? nil : applications;
2893 }
2894
2895 - (Source *) source {
2896     if (source_ == nil) {
2897         @synchronized (database_) {
2898             if ([database_ era] != era_ || file_.end())
2899                 source_ = (Source *) [NSNull null];
2900             else
2901                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2902         }
2903     }
2904
2905     return source_ == (Source *) [NSNull null] ? nil : source_;
2906 }
2907
2908 - (uint32_t) rank {
2909     return rank_;
2910 }
2911
2912 - (BOOL) matches:(NSArray *)query {
2913     if (query == nil || [query count] == 0)
2914         return NO;
2915
2916     rank_ = 0;
2917
2918     NSString *string;
2919     NSRange range;
2920     NSUInteger length;
2921
2922     string = [self name];
2923     length = [string length];
2924
2925     for (NSString *term in query) {
2926         range = [string rangeOfString:term options:MatchCompareOptions_];
2927         if (range.location != NSNotFound)
2928             rank_ -= 6 * 1000000 / length;
2929     }
2930
2931     if (rank_ == 0) {
2932         string = [self id];
2933         length = [string length];
2934
2935         for (NSString *term in query) {
2936             range = [string rangeOfString:term options:MatchCompareOptions_];
2937             if (range.location != NSNotFound)
2938                 rank_ -= 6 * 1000000 / length;
2939         }
2940     }
2941
2942     string = [self shortDescription];
2943     length = [string length];
2944     NSUInteger stop(std::min<NSUInteger>(length, 200));
2945
2946     for (NSString *term in query) {
2947         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2948         if (range.location != NSNotFound)
2949             rank_ -= 2 * 100000;
2950     }
2951
2952     return rank_ != 0;
2953 }
2954
2955 - (bool) hasSupportingRole {
2956     if (role_ == 0)
2957         return true;
2958     if (role_ == 1)
2959         return true;
2960     if ([Role_ isEqualToString:@"User"])
2961         return false;
2962     if (role_ == 2)
2963         return true;
2964     if ([Role_ isEqualToString:@"Hacker"])
2965         return false;
2966     if (role_ == 3)
2967         return true;
2968     if ([Role_ isEqualToString:@"Developer"])
2969         return false;
2970     _assert(false);
2971 }
2972
2973 - (NSArray *) tags {
2974     return tags_;
2975 }
2976
2977 - (BOOL) hasTag:(NSString *)tag {
2978     return tags_ == nil ? NO : [tags_ containsObject:tag];
2979 }
2980
2981 - (NSString *) primaryPurpose {
2982     for (NSString *tag in (NSArray *) tags_)
2983         if ([tag hasPrefix:@"purpose::"])
2984             return [tag substringFromIndex:9];
2985     return nil;
2986 }
2987
2988 - (NSArray *) purposes {
2989     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2990     for (NSString *tag in (NSArray *) tags_)
2991         if ([tag hasPrefix:@"purpose::"])
2992             [purposes addObject:[tag substringFromIndex:9]];
2993     return [purposes count] == 0 ? nil : purposes;
2994 }
2995
2996 - (bool) isCommercial {
2997     return [self hasTag:@"cydia::commercial"];
2998 }
2999
3000 - (void) setIndex:(size_t)index {
3001     if (metadata_->index_ != index)
3002         metadata_->index_ = index;
3003 }
3004
3005 - (CYString &) cyname {
3006     return name_.empty() ? id_ : name_;
3007 }
3008
3009 - (uint32_t) compareBySection:(NSArray *)sections {
3010     NSString *section([self section]);
3011     for (size_t i(0), e([sections count]); i != e; ++i) {
3012         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3013             return i;
3014     }
3015
3016     return _not(uint32_t);
3017 }
3018
3019 - (void) clear {
3020 @synchronized (database_) {
3021     pkgProblemResolver *resolver = [database_ resolver];
3022     resolver->Clear(iterator_);
3023
3024     pkgCacheFile &cache([database_ cache]);
3025     cache->SetReInstall(iterator_, false);
3026     cache->MarkKeep(iterator_, false);
3027 } }
3028
3029 - (void) install {
3030 @synchronized (database_) {
3031     pkgProblemResolver *resolver = [database_ resolver];
3032     resolver->Clear(iterator_);
3033     resolver->Protect(iterator_);
3034
3035     pkgCacheFile &cache([database_ cache]);
3036     cache->SetReInstall(iterator_, false);
3037     cache->MarkInstall(iterator_, false);
3038
3039     pkgDepCache::StateCache &state((*cache)[iterator_]);
3040     if (!state.Install())
3041         cache->SetReInstall(iterator_, true);
3042 } }
3043
3044 - (void) remove {
3045 @synchronized (database_) {
3046     pkgProblemResolver *resolver = [database_ resolver];
3047     resolver->Clear(iterator_);
3048     resolver->Remove(iterator_);
3049     resolver->Protect(iterator_);
3050
3051     pkgCacheFile &cache([database_ cache]);
3052     cache->SetReInstall(iterator_, false);
3053     cache->MarkDelete(iterator_, true);
3054 } }
3055
3056 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3057     _profile(Package$isUnfilteredAndSearchedForBy)
3058         bool value(true);
3059
3060         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3061             value &= [self unfiltered];
3062         _end
3063
3064         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3065             value &= [self matches:query];
3066         _end
3067
3068         return value;
3069     _end
3070 }
3071
3072 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3073     if ([search length] == 0)
3074         return false;
3075
3076     _profile(Package$isUnfilteredAndSelectedForBy)
3077         bool value(true);
3078
3079         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3080             value &= [self unfiltered];
3081         _end
3082
3083         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3084             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3085         _end
3086
3087         return value;
3088     _end
3089 }
3090
3091 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3092     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3093 }
3094
3095 - (bool) isVisibleInSection:(NSString *)name {
3096     NSString *section([self section]);
3097
3098     return (
3099         name == nil ||
3100         section == nil && [name length] == 0 ||
3101         [name isEqualToString:section]
3102     ) && [self visible];
3103 }
3104
3105 - (bool) isVisibleInSource:(Source *)source {
3106     return [self source] == source && [self visible];
3107 }
3108
3109 @end
3110 /* }}} */
3111 /* Section Class {{{ */
3112 @interface Section : NSObject {
3113     _H<NSString> name_;
3114     unichar index_;
3115     size_t row_;
3116     size_t count_;
3117     _H<NSString> localized_;
3118 }
3119
3120 - (NSComparisonResult) compareByLocalized:(Section *)section;
3121 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3122 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3123 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3124 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3125 - (NSString *) name;
3126 - (unichar) index;
3127
3128 - (size_t) row;
3129 - (size_t) count;
3130
3131 - (void) addToRow;
3132 - (void) addToCount;
3133
3134 - (void) setCount:(size_t)count;
3135 - (NSString *) localized;
3136
3137 @end
3138
3139 @implementation Section
3140
3141 - (NSComparisonResult) compareByLocalized:(Section *)section {
3142     NSString *lhs(localized_);
3143     NSString *rhs([section localized]);
3144
3145     /*if ([lhs length] != 0 && [rhs length] != 0) {
3146         unichar lhc = [lhs characterAtIndex:0];
3147         unichar rhc = [rhs characterAtIndex:0];
3148
3149         if (isalpha(lhc) && !isalpha(rhc))
3150             return NSOrderedAscending;
3151         else if (!isalpha(lhc) && isalpha(rhc))
3152             return NSOrderedDescending;
3153     }*/
3154
3155     return [lhs compare:rhs options:LaxCompareOptions_];
3156 }
3157
3158 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3159     if ((self = [self initWithName:name localize:NO]) != nil) {
3160         if (localized != nil)
3161             localized_ = localized;
3162     } return self;
3163 }
3164
3165 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3166     return [self initWithName:name row:0 localize:localize];
3167 }
3168
3169 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3170     if ((self = [super init]) != nil) {
3171         name_ = name;
3172         index_ = '\0';
3173         row_ = row;
3174         if (localize)
3175             localized_ = LocalizeSection(name_);
3176     } return self;
3177 }
3178
3179 /* XXX: localize the index thingees */
3180 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3181     if ((self = [super init]) != nil) {
3182         name_ = [NSString stringWithCharacters:&index length:1];
3183         index_ = index;
3184         row_ = row;
3185     } return self;
3186 }
3187
3188 - (NSString *) name {
3189     return name_;
3190 }
3191
3192 - (unichar) index {
3193     return index_;
3194 }
3195
3196 - (size_t) row {
3197     return row_;
3198 }
3199
3200 - (size_t) count {
3201     return count_;
3202 }
3203
3204 - (void) addToRow {
3205     ++row_;
3206 }
3207
3208 - (void) addToCount {
3209     ++count_;
3210 }
3211
3212 - (void) setCount:(size_t)count {
3213     count_ = count;
3214 }
3215
3216 - (NSString *) localized {
3217     return localized_;
3218 }
3219
3220 @end
3221 /* }}} */
3222
3223 class CydiaLogCleaner :
3224     public pkgArchiveCleaner
3225 {
3226   protected:
3227     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3228         unlink(File);
3229     }
3230 };
3231
3232 /* Database Implementation {{{ */
3233 @implementation Database
3234
3235 + (Database *) sharedInstance {
3236     static _H<Database> instance;
3237     if (instance == nil)
3238         instance = [[[Database alloc] init] autorelease];
3239     return instance;
3240 }
3241
3242 - (unsigned) era {
3243     return era_;
3244 }
3245
3246 - (void) releasePackages {
3247     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3248     CFArrayRemoveAllValues(packages_);
3249 }
3250
3251 - (void) dealloc {
3252     // XXX: actually implement this thing
3253     _assert(false);
3254     [self releasePackages];
3255     apr_pool_destroy(pool_);
3256     NSRecycleZone(zone_);
3257     [super dealloc];
3258 }
3259
3260 - (void) _readCydia:(NSNumber *)fd {
3261     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3262     std::istream is(&ib);
3263     std::string line;
3264
3265     static Pcre finish_r("^finish:([^:]*)$");
3266
3267     while (std::getline(is, line)) {
3268         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3269
3270         const char *data(line.c_str());
3271         size_t size = line.size();
3272         lprintf("C:%s\n", data);
3273
3274         if (finish_r(data, size)) {
3275             NSString *finish = finish_r[1];
3276             int index = [Finishes_ indexOfObject:finish];
3277             if (index != INT_MAX && index > Finish_)
3278                 Finish_ = index;
3279         }
3280
3281         [pool release];
3282     }
3283
3284     _assume(false);
3285 }
3286
3287 - (void) _readStatus:(NSNumber *)fd {
3288     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3289     std::istream is(&ib);
3290     std::string line;
3291
3292     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3293     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3294
3295     while (std::getline(is, line)) {
3296         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3297
3298         const char *data(line.c_str());
3299         size_t size(line.size());
3300         lprintf("S:%s\n", data);
3301
3302         if (conffile_r(data, size)) {
3303             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3304             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3305         } else if (strncmp(data, "status: ", 8) == 0) {
3306             // status: <package>: {unpacked,half-configured,installed}
3307             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3308             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3309         } else if (strncmp(data, "processing: ", 12) == 0) {
3310             // processing: configure: config-test
3311             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3312             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3313         } else if (pmstatus_r(data, size)) {
3314             std::string type([pmstatus_r[1] UTF8String]);
3315
3316             NSString *package = pmstatus_r[2];
3317             if ([package isEqualToString:@"dpkg-exec"])
3318                 package = nil;
3319
3320             float percent([pmstatus_r[3] floatValue]);
3321             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3322
3323             NSString *string = pmstatus_r[4];
3324
3325             if (type == "pmerror") {
3326                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3327                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3328             } else if (type == "pmstatus") {
3329                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3330                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3331             } else if (type == "pmconffile")
3332                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3333             else
3334                 lprintf("E:unknown pmstatus\n");
3335         } else
3336             lprintf("E:unknown status\n");
3337
3338         [pool release];
3339     }
3340
3341     _assume(false);
3342 }
3343
3344 - (void) _readOutput:(NSNumber *)fd {
3345     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3346     std::istream is(&ib);
3347     std::string line;
3348
3349     while (std::getline(is, line)) {
3350         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3351
3352         lprintf("O:%s\n", line.c_str());
3353
3354         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3355         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3356
3357         [pool release];
3358     }
3359
3360     _assume(false);
3361 }
3362
3363 - (FILE *) input {
3364     return input_;
3365 }
3366
3367 - (Package *) packageWithName:(NSString *)name {
3368     if (name == nil)
3369         return nil;
3370 @synchronized (self) {
3371     if (static_cast<pkgDepCache *>(cache_) == NULL)
3372         return nil;
3373     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3374     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3375 } }
3376
3377 - (id) init {
3378     if ((self = [super init]) != nil) {
3379         policy_ = NULL;
3380         records_ = NULL;
3381         resolver_ = NULL;
3382         fetcher_ = NULL;
3383         lock_ = NULL;
3384
3385         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3386         apr_pool_create(&pool_, NULL);
3387
3388         size_t capacity(MetaFile_->active_);
3389         if (capacity == 0)
3390             capacity = 16384;
3391         else
3392             capacity += 1024;
3393
3394         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3395         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3396
3397         int fds[2];
3398
3399         _assert(pipe(fds) != -1);
3400         cydiafd_ = fds[1];
3401
3402         _config->Set("APT::Keep-Fds::", cydiafd_);
3403         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3404
3405         [NSThread
3406             detachNewThreadSelector:@selector(_readCydia:)
3407             toTarget:self
3408             withObject:[NSNumber numberWithInt:fds[0]]
3409         ];
3410
3411         _assert(pipe(fds) != -1);
3412         statusfd_ = fds[1];
3413
3414         [NSThread
3415             detachNewThreadSelector:@selector(_readStatus:)
3416             toTarget:self
3417             withObject:[NSNumber numberWithInt:fds[0]]
3418         ];
3419
3420         _assert(pipe(fds) != -1);
3421         _assert(dup2(fds[0], 0) != -1);
3422         _assert(close(fds[0]) != -1);
3423
3424         input_ = fdopen(fds[1], "a");
3425
3426         _assert(pipe(fds) != -1);
3427         _assert(dup2(fds[1], 1) != -1);
3428         _assert(close(fds[1]) != -1);
3429
3430         [NSThread
3431             detachNewThreadSelector:@selector(_readOutput:)
3432             toTarget:self
3433             withObject:[NSNumber numberWithInt:fds[0]]
3434         ];
3435     } return self;
3436 }
3437
3438 - (pkgCacheFile &) cache {
3439     return cache_;
3440 }
3441
3442 - (pkgDepCache::Policy *) policy {
3443     return policy_;
3444 }
3445
3446 - (pkgRecords *) records {
3447     return records_;
3448 }
3449
3450 - (pkgProblemResolver *) resolver {
3451     return resolver_;
3452 }
3453
3454 - (pkgAcquire &) fetcher {
3455     return *fetcher_;
3456 }
3457
3458 - (pkgSourceList &) list {
3459     return *list_;
3460 }
3461
3462 - (NSArray *) packages {
3463     return (NSArray *) packages_;
3464 }
3465
3466 - (NSArray *) sources {
3467     return sourceList_;
3468 }
3469
3470 - (Source *) sourceWithKey:(NSString *)key {
3471     for (Source *source in [self sources]) {
3472         if ([[source key] isEqualToString:key])
3473             return source;
3474     } return nil;
3475 }
3476
3477 - (bool) popErrorWithTitle:(NSString *)title {
3478     bool fatal(false);
3479
3480     while (!_error->empty()) {
3481         std::string error;
3482         bool warning(!_error->PopMessage(error));
3483         if (!warning)
3484             fatal = true;
3485
3486         for (;;) {
3487             size_t size(error.size());
3488             if (size == 0 || error[size - 1] != '\n')
3489                 break;
3490             error.resize(size - 1);
3491         }
3492
3493         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3494
3495         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3496         if (warning && no_pubkey(error.c_str()))
3497             continue;
3498
3499         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3500     }
3501
3502     return fatal;
3503 }
3504
3505 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3506     return [self popErrorWithTitle:title] || !success;
3507 }
3508
3509 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3510 @synchronized (self) {
3511     ++era_;
3512
3513     [self releasePackages];
3514
3515     sourceMap_.clear();
3516     [sourceList_ removeAllObjects];
3517
3518     _error->Discard();
3519
3520     delete list_;
3521     list_ = NULL;
3522     manager_ = NULL;
3523     delete lock_;
3524     lock_ = NULL;
3525     delete fetcher_;
3526     fetcher_ = NULL;
3527     delete resolver_;
3528     resolver_ = NULL;
3529     delete records_;
3530     records_ = NULL;
3531     delete policy_;
3532     policy_ = NULL;
3533
3534     cache_.Close();
3535
3536     apr_pool_clear(pool_);
3537
3538     NSRecycleZone(zone_);
3539     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3540
3541     int chk(creat("/tmp/cydia.chk", 0644));
3542     if (chk != -1)
3543         close(chk);
3544
3545     if (invocation != nil)
3546         [invocation invoke];
3547
3548     NSString *title(UCLocalize("DATABASE"));
3549
3550     list_ = new pkgSourceList();
3551     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3552         return;
3553
3554     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3555         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3556         [sourceList_ addObject:object];
3557     }
3558
3559     _trace();
3560     OpProgress progress;
3561   open:
3562     if (!cache_.Open(progress, true)) {
3563         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3564         while (!_error->empty()) {
3565             std::string error;
3566             bool warning(!_error->PopMessage(error));
3567
3568             lprintf("cache_.Open():[%s]\n", error.c_str());
3569
3570             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3571
3572             SEL repair(NULL);
3573             if (false);
3574             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3575                 repair = @selector(configure);
3576             //else if (error == "The package lists or status file could not be parsed or opened.")
3577             //    repair = @selector(update);
3578             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3579             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3580             // else if (error == "Malformed Status line")
3581             // else if (error == "The list of sources could not be read.")
3582
3583             if (repair != NULL) {
3584                 _error->Discard();
3585                 [delegate_ repairWithSelector:repair];
3586                 goto open;
3587             }
3588         }
3589
3590         return;
3591     }
3592     _trace();
3593
3594     unlink("/tmp/cydia.chk");
3595
3596     now_ = [[NSDate date] timeIntervalSince1970];
3597
3598     policy_ = new pkgDepCache::Policy();
3599     records_ = new pkgRecords(cache_);
3600     resolver_ = new pkgProblemResolver(cache_);
3601     fetcher_ = new pkgAcquire(&status_);
3602     lock_ = NULL;
3603
3604     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3605         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3606         return;
3607     }
3608
3609     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3610         return;
3611
3612     if (cache_->BrokenCount() != 0) {
3613         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3614             return;
3615
3616         if (cache_->BrokenCount() != 0) {
3617             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3618             return;
3619         }
3620
3621         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3622             return;
3623     }
3624
3625     for (Source *object in (id) sourceList_) {
3626         metaIndex *source([object metaIndex]);
3627         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3628         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3629             // XXX: this could be more intelligent
3630             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3631                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3632                 if (!cached.end())
3633                     sourceMap_[cached->ID] = object;
3634             }
3635     }
3636
3637     {
3638         /*std::vector<Package *> packages;
3639         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3640         packages_ = nil;*/
3641
3642         _trace();
3643
3644         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3645             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3646                 //packages.push_back(package);
3647                 CFArrayAppendValue(packages_, CFRetain(package));
3648
3649         _trace();
3650
3651         /*if (packages.empty())
3652             packages_ = [[NSArray alloc] init];
3653         else
3654             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3655         _trace();*/
3656
3657         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3658         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3659         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3660
3661         /*_trace();
3662         PrintTimes();
3663         _trace();*/
3664
3665         _trace();
3666
3667         /*if (!packages.empty())
3668             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3669         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3670
3671         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3672
3673         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3674
3675         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3676
3677         _trace();
3678
3679         size_t count(CFArrayGetCount(packages_));
3680         MetaFile_->active_ = count;
3681
3682         for (size_t index(0); index != count; ++index)
3683             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3684
3685         _trace();
3686     }
3687 } }
3688
3689 - (void) clear {
3690 @synchronized (self) {
3691     delete resolver_;
3692     resolver_ = new pkgProblemResolver(cache_);
3693
3694     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3695         if (!cache_[iterator].Keep())
3696             cache_->MarkKeep(iterator, false);
3697         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3698             cache_->SetReInstall(iterator, false);
3699 } }
3700
3701 - (void) configure {
3702     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3703     _trace();
3704     system([dpkg UTF8String]);
3705     _trace();
3706 }
3707
3708 - (bool) clean {
3709 @synchronized (self) {
3710     // XXX: I don't remember this condition
3711     if (lock_ != NULL)
3712         return false;
3713
3714     FileFd Lock;
3715     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3716
3717     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3718
3719     if ([self popErrorWithTitle:title])
3720         return false;
3721
3722     pkgAcquire fetcher;
3723     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3724
3725     CydiaLogCleaner cleaner;
3726     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3727         return false;
3728
3729     return true;
3730 } }
3731
3732 - (bool) prepare {
3733     fetcher_->Shutdown();
3734
3735     pkgRecords records(cache_);
3736
3737     lock_ = new FileFd();
3738     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3739
3740     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3741
3742     if ([self popErrorWithTitle:title])
3743         return false;
3744
3745     pkgSourceList list;
3746     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3747         return false;
3748
3749     manager_ = (_system->CreatePM(cache_));
3750     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3751         return false;
3752
3753     return true;
3754 }
3755
3756 - (void) perform {
3757     bool substrate(RestartSubstrate_);
3758     RestartSubstrate_ = false;
3759
3760     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3761
3762     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3763         pkgSourceList list;
3764         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3765             return;
3766         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3767             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3768     }
3769
3770     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3771
3772     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3773         _trace();
3774         [self popErrorWithTitle:title];
3775         return;
3776     }
3777
3778     bool failed = false;
3779     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3780         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3781             continue;
3782         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3783             continue;
3784
3785         std::string uri = (*item)->DescURI();
3786         std::string error = (*item)->ErrorText;
3787
3788         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3789         failed = true;
3790
3791         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
3792         [delegate_ addProgressEventOnMainThread:event forTask:title];
3793     }
3794
3795     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3796
3797     if (failed) {
3798         _trace();
3799         return;
3800     }
3801
3802     if (substrate)
3803         RestartSubstrate_ = true;
3804
3805     _system->UnLock();
3806     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3807     if ([self popErrorWithTitle:title])
3808         return;
3809
3810     if (result == pkgPackageManager::Failed) {
3811         _trace();
3812         return;
3813     }
3814
3815     if (result != pkgPackageManager::Completed) {
3816         _trace();
3817         return;
3818     }
3819
3820     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3821         pkgSourceList list;
3822         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3823             return;
3824         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3825             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3826     }
3827
3828     if (![before isEqualToArray:after])
3829         [self update];
3830 }
3831
3832 - (bool) upgrade {
3833     NSString *title(UCLocalize("UPGRADE"));
3834     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3835         return false;
3836     return true;
3837 }
3838
3839 - (void) update {
3840     [self updateWithStatus:status_];
3841 }
3842
3843 - (void) updateWithStatus:(Status &)status {
3844     NSString *title(UCLocalize("REFRESHING_DATA"));
3845
3846     pkgSourceList list;
3847     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3848         return;
3849
3850     FileFd lock;
3851     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3852     if ([self popErrorWithTitle:title])
3853         return;
3854
3855     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3856
3857     bool success(ListUpdate(status, list, PulseInterval_));
3858     if (status.WasCancelled())
3859         _error->Discard();
3860     else {
3861         [self popErrorWithTitle:title forOperation:success];
3862         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3863         Changed_ = true;
3864     }
3865
3866     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3867 }
3868
3869 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3870     delegate_ = delegate;
3871 }
3872
3873 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3874     progress_ = delegate;
3875     status_.setDelegate(delegate);
3876 }
3877
3878 - (NSObject<ProgressDelegate> *) progressDelegate {
3879     return progress_;
3880 }
3881
3882 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3883     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3884     return i == sourceMap_.end() ? nil : i->second;
3885 }
3886
3887 - (NSString *) mappedSectionForPointer:(const char *)section {
3888     _H<NSString> *mapped;
3889
3890     _profile(Database$mappedSectionForPointer$Cache)
3891         mapped = &sections_[section];
3892     _end
3893
3894     if (*mapped == NULL) {
3895         size_t length(strlen(section));
3896         char spaced[length + 1];
3897
3898         _profile(Database$mappedSectionForPointer$Replace)
3899             for (size_t index(0); index != length; ++index)
3900                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3901             spaced[length] = '\0';
3902         _end
3903
3904         NSString *string;
3905
3906         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3907             string = [NSString stringWithUTF8String:spaced];
3908         _end
3909
3910         _profile(Database$mappedSectionForPointer$Map)
3911             string = [SectionMap_ objectForKey:string] ?: string;
3912         _end
3913
3914         *mapped = string;
3915     } return *mapped;
3916 }
3917
3918 @end
3919 /* }}} */
3920
3921 static _H<NSMutableSet> Diversions_;
3922
3923 @interface Diversion : NSObject {
3924     Pcre pattern_;
3925     _H<NSString> key_;
3926     _H<NSString> format_;
3927 }
3928
3929 @end
3930
3931 @implementation Diversion
3932
3933 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3934     if ((self = [super init]) != nil) {
3935         pattern_ = [from UTF8String];
3936         key_ = from;
3937         format_ = to;
3938     } return self;
3939 }
3940
3941 - (NSString *) divert:(NSString *)url {
3942     return !pattern_(url) ? nil : pattern_->*format_;
3943 }
3944
3945 + (NSURL *) divertURL:(NSURL *)url {
3946   divert:
3947     NSString *href([url absoluteString]);
3948
3949     for (Diversion *diversion in (id) Diversions_)
3950         if (NSString *diverted = [diversion divert:href]) {
3951 #if !ForRelease
3952             NSLog(@"div: %@", diverted);
3953 #endif
3954             url = [NSURL URLWithString:diverted];
3955             goto divert;
3956         }
3957
3958     return url;
3959 }
3960
3961 - (NSString *) key {
3962     return key_;
3963 }
3964
3965 - (NSUInteger) hash {
3966     return [key_ hash];
3967 }
3968
3969 - (BOOL) isEqual:(Diversion *)object {
3970     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3971 }
3972
3973 @end
3974
3975 @interface CydiaObject : NSObject {
3976     _H<CyteWebViewController> indirect_;
3977     _transient id delegate_;
3978 }
3979
3980 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3981
3982 @end
3983
3984 @class CydiaObject;
3985
3986 @interface CydiaWebViewController : CyteWebViewController {
3987     _H<CydiaObject> cydia_;
3988 }
3989
3990 + (void) addDiversion:(Diversion *)diversion;
3991 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
3992 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
3993 - (void) setDelegate:(id)delegate;
3994
3995 @end
3996
3997 /* Web Scripting {{{ */
3998 @implementation CydiaObject
3999
4000 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4001     if ((self = [super init]) != nil) {
4002         indirect_ = (CyteWebViewController *) indirect;
4003     } return self;
4004 }
4005
4006 - (void) setDelegate:(id)delegate {
4007     delegate_ = delegate;
4008 }
4009
4010 + (NSArray *) _attributeKeys {
4011     return [NSArray arrayWithObjects:
4012         @"bbsnum",
4013         @"build",
4014         @"coreFoundationVersionNumber",
4015         @"device",
4016         @"ecid",
4017         @"firmware",
4018         @"hostname",
4019         @"idiom",
4020         @"mcc",
4021         @"mnc",
4022         @"model",
4023         @"operator",
4024         @"role",
4025         @"serial",
4026         @"token",
4027         @"version",
4028     nil];
4029 }
4030
4031 - (NSArray *) attributeKeys {
4032     return [[self class] _attributeKeys];
4033 }
4034
4035 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4036     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4037 }
4038
4039 - (NSString *) version {
4040     return Cydia_;
4041 }
4042
4043 - (NSString *) build {
4044     return System_;
4045 }
4046
4047 - (NSString *) coreFoundationVersionNumber {
4048     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4049 }
4050
4051 - (NSString *) device {
4052     return [[UIDevice currentDevice] uniqueIdentifier];
4053 }
4054
4055 - (NSString *) firmware {
4056     return [[UIDevice currentDevice] systemVersion];
4057 }
4058
4059 - (NSString *) hostname {
4060     return [[UIDevice currentDevice] name];
4061 }
4062
4063 - (NSString *) idiom {
4064     return (id) Idiom_ ?: [NSNull null];
4065 }
4066
4067 - (NSString *) mcc {
4068     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4069         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4070     return nil;
4071 }
4072
4073 - (NSString *) mnc {
4074     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4075         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4076     return nil;
4077 }
4078
4079 - (NSString *) operator {
4080     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4081         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4082     return nil;
4083 }
4084
4085 - (NSString *) bbsnum {
4086     return (id) BBSNum_ ?: [NSNull null];
4087 }
4088
4089 - (NSString *) ecid {
4090     return (id) ChipID_ ?: [NSNull null];
4091 }
4092
4093 - (NSString *) serial {
4094     return SerialNumber_;
4095 }
4096
4097 - (NSString *) role {
4098     return (id) Role_ ?: [NSNull null];
4099 }
4100
4101 - (NSString *) model {
4102     return [NSString stringWithUTF8String:Machine_];
4103 }
4104
4105 - (NSString *) token {
4106     return (id) Token_ ?: [NSNull null];
4107 }
4108
4109 + (NSString *) webScriptNameForSelector:(SEL)selector {
4110     if (false);
4111     else if (selector == @selector(addBridgedHost:))
4112         return @"addBridgedHost";
4113     else if (selector == @selector(addInsecureHost:))
4114         return @"addInsecureHost";
4115     else if (selector == @selector(addInternalRedirect::))
4116         return @"addInternalRedirect";
4117     else if (selector == @selector(addPipelinedHost:scheme:))
4118         return @"addPipelinedHost";
4119     else if (selector == @selector(addSource:::))
4120         return @"addSource";
4121     else if (selector == @selector(addTokenHost:))
4122         return @"addTokenHost";
4123     else if (selector == @selector(addTrivialSource:))
4124         return @"addTrivialSource";
4125     else if (selector == @selector(close))
4126         return @"close";
4127     else if (selector == @selector(du:))
4128         return @"du";
4129     else if (selector == @selector(stringWithFormat:arguments:))
4130         return @"format";
4131     else if (selector == @selector(getAllSources))
4132         return @"getAllSourcs";
4133     else if (selector == @selector(getKernelNumber:))
4134         return @"getKernelNumber";
4135     else if (selector == @selector(getKernelString:))
4136         return @"getKernelString";
4137     else if (selector == @selector(getInstalledPackages))
4138         return @"getInstalledPackages";
4139     else if (selector == @selector(getIORegistryEntry::))
4140         return @"getIORegistryEntry";
4141     else if (selector == @selector(getLocaleIdentifier))
4142         return @"getLocaleIdentifier";
4143     else if (selector == @selector(getPreferredLanguages))
4144         return @"getPreferredLanguages";
4145     else if (selector == @selector(getPackageById:))
4146         return @"getPackageById";
4147     else if (selector == @selector(getMetadataKeys))
4148         return @"getMetadataKeys";
4149     else if (selector == @selector(getMetadataValue:))
4150         return @"getMetadataValue";
4151     else if (selector == @selector(getSessionValue:))
4152         return @"getSessionValue";
4153     else if (selector == @selector(installPackages:))
4154         return @"installPackages";
4155     else if (selector == @selector(isReachable:))
4156         return @"isReachable";
4157     else if (selector == @selector(localizedStringForKey:value:table:))
4158         return @"localize";
4159     else if (selector == @selector(popViewController:))
4160         return @"popViewController";
4161     else if (selector == @selector(refreshSources))
4162         return @"refreshSources";
4163     else if (selector == @selector(removeButton))
4164         return @"removeButton";
4165     else if (selector == @selector(saveConfig))
4166         return @"saveConfig";
4167     else if (selector == @selector(setMetadataValue::))
4168         return @"setMetadataValue";
4169     else if (selector == @selector(setSessionValue::))
4170         return @"setSessionValue";
4171     else if (selector == @selector(setShowPromoted:))
4172         return @"setShowPromoted";
4173     else if (selector == @selector(substitutePackageNames:))
4174         return @"substitutePackageNames";
4175     else if (selector == @selector(scrollToBottom:))
4176         return @"scrollToBottom";
4177     else if (selector == @selector(setAllowsNavigationAction:))
4178         return @"setAllowsNavigationAction";
4179     else if (selector == @selector(setBadgeValue:))
4180         return @"setBadgeValue";
4181     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4182         return @"setButtonImage";
4183     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4184         return @"setButtonTitle";
4185     else if (selector == @selector(setHidesBackButton:))
4186         return @"setHidesBackButton";
4187     else if (selector == @selector(setHidesNavigationBar:))
4188         return @"setHidesNavigationBar";
4189     else if (selector == @selector(setNavigationBarStyle:))
4190         return @"setNavigationBarStyle";
4191     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4192         return @"setNavigationBarTintColor";
4193     else if (selector == @selector(setPasteboardString:))
4194         return @"setPasteboardString";
4195     else if (selector == @selector(setPasteboardURL:))
4196         return @"setPasteboardURL";
4197     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4198         return @"setScrollAlwaysBounceVertical";
4199     else if (selector == @selector(setScrollIndicatorStyle:))
4200         return @"setScrollIndicatorStyle";
4201     else if (selector == @selector(setToken:))
4202         return @"setToken";
4203     else if (selector == @selector(setViewportWidth:))
4204         return @"setViewportWidth";
4205     else if (selector == @selector(statfs:))
4206         return @"statfs";
4207     else if (selector == @selector(supports:))
4208         return @"supports";
4209     else if (selector == @selector(unload))
4210         return @"unload";
4211     else
4212         return nil;
4213 }
4214
4215 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4216     return [self webScriptNameForSelector:selector] == nil;
4217 }
4218
4219 - (BOOL) supports:(NSString *)feature {
4220     return [feature isEqualToString:@"window.open"];
4221 }
4222
4223 - (void) unload {
4224     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4225 }
4226
4227 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4228     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4229 }
4230
4231 - (void) setScrollIndicatorStyle:(NSString *)style {
4232     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4233 }
4234
4235 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4236     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4237 }
4238
4239 - (NSNumber *) getKernelNumber:(NSString *)name {
4240     const char *string([name UTF8String]);
4241
4242     size_t size;
4243     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4244         return (id) [NSNull null];
4245
4246     if (size != sizeof(int))
4247         return (id) [NSNull null];
4248
4249     int value;
4250     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4251         return (id) [NSNull null];
4252
4253     return [NSNumber numberWithInt:value];
4254 }
4255
4256 - (NSString *) getKernelString:(NSString *)name {
4257     const char *string([name UTF8String]);
4258
4259     size_t size;
4260     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4261         return (id) [NSNull null];
4262
4263     char value[size + 1];
4264     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4265         return (id) [NSNull null];
4266
4267     // XXX: just in case you request something ludicrous
4268     value[size] = '\0';
4269
4270     return [NSString stringWithCString:value];
4271 }
4272
4273 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4274     NSObject *value(CYIOGetValue([path UTF8String], entry));
4275
4276     if (value != nil)
4277         if ([value isKindOfClass:[NSData class]])
4278             value = CYHex((NSData *) value);
4279
4280     return value;
4281 }
4282
4283 - (NSArray *) getMetadataKeys {
4284 @synchronized (Values_) {
4285     return [Values_ allKeys];
4286 } }
4287
4288 - (void) _setShowPromoted:(NSNumber *)value {
4289     [Metadata_ setObject:value forKey:@"ShowPromoted"];
4290     Changed_ = true;
4291 }
4292
4293 - (void) setShowPromoted:(NSNumber *)value {
4294     [self performSelectorOnMainThread:@selector(_setShowPromoted:) withObject:value waitUntilDone:NO];
4295 }
4296
4297 - (id) getMetadataValue:(NSString *)key {
4298 @synchronized (Values_) {
4299     return [Values_ objectForKey:key];
4300 } }
4301
4302 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4303 @synchronized (Values_) {
4304     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4305         [Values_ removeObjectForKey:key];
4306     else
4307         [Values_ setObject:value forKey:key];
4308
4309     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4310 } }
4311
4312 - (id) getSessionValue:(NSString *)key {
4313 @synchronized (SessionData_) {
4314     return [SessionData_ objectForKey:key];
4315 } }
4316
4317 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4318 @synchronized (SessionData_) {
4319     if (value == (id) [WebUndefined undefined])
4320         [SessionData_ removeObjectForKey:key];
4321     else
4322         [SessionData_ setObject:value forKey:key];
4323 } }
4324
4325 - (void) addBridgedHost:(NSString *)host {
4326 @synchronized (HostConfig_) {
4327     [BridgedHosts_ addObject:host];
4328 } }
4329
4330 - (void) addInsecureHost:(NSString *)host {
4331 @synchronized (HostConfig_) {
4332     [InsecureHosts_ addObject:host];
4333 } }
4334
4335 - (void) addTokenHost:(NSString *)host {
4336 @synchronized (HostConfig_) {
4337     [TokenHosts_ addObject:host];
4338 } }
4339
4340 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4341 @synchronized (HostConfig_) {
4342     if (scheme != (id) [WebUndefined undefined])
4343         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4344
4345     [PipelinedHosts_ addObject:host];
4346 } }
4347
4348 - (void) popViewController:(NSNumber *)value {
4349     if (value == (id) [WebUndefined undefined])
4350         value = [NSNumber numberWithBool:YES];
4351     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4352 }
4353
4354 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4355     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4356
4357     for (NSString *section in sections)
4358         [array addObject:section];
4359
4360     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4361         @"deb", @"Type",
4362         href, @"URI",
4363         distribution, @"Distribution",
4364         array, @"Sections",
4365     nil] waitUntilDone:NO];
4366 }
4367
4368 - (void) addTrivialSource:(NSString *)href {
4369     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4370 }
4371
4372 - (void) refreshSources {
4373     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4374 }
4375
4376 - (void) saveConfig {
4377     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4378 }
4379
4380 - (NSArray *) getAllSources {
4381     return [[Database sharedInstance] sources];
4382 }
4383
4384 - (NSArray *) getInstalledPackages {
4385     Database *database([Database sharedInstance]);
4386 @synchronized (database) {
4387     NSArray *packages([database packages]);
4388     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4389     for (Package *package in packages)
4390         if (![package uninstalled])
4391             [installed addObject:package];
4392     return installed;
4393 } }
4394
4395 - (Package *) getPackageById:(NSString *)id {
4396     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4397         [package parse];
4398         return package;
4399     } else
4400         return (Package *) [NSNull null];
4401 }
4402
4403 - (NSString *) getLocaleIdentifier {
4404     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4405 }
4406
4407 - (NSArray *) getPreferredLanguages {
4408     return Languages_;
4409 }
4410
4411 - (NSArray *) statfs:(NSString *)path {
4412     struct statfs stat;
4413
4414     if (path == nil || statfs([path UTF8String], &stat) == -1)
4415         return nil;
4416
4417     return [NSArray arrayWithObjects:
4418         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4419         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4420         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4421     nil];
4422 }
4423
4424 - (NSNumber *) du:(NSString *)path {
4425     NSNumber *value(nil);
4426
4427     int fds[2];
4428     _assert(pipe(fds) != -1);
4429
4430     pid_t pid(ExecFork());
4431     if (pid == 0) {
4432         _assert(dup2(fds[1], 1) != -1);
4433         _assert(close(fds[0]) != -1);
4434         _assert(close(fds[1]) != -1);
4435         /* XXX: this should probably not use du */
4436         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4437         exit(1);
4438         _assert(false);
4439     }
4440
4441     _assert(close(fds[1]) != -1);
4442
4443     if (FILE *du = fdopen(fds[0], "r")) {
4444         char line[1024];
4445         while (fgets(line, sizeof(line), du) != NULL) {
4446             size_t length(strlen(line));
4447             while (length != 0 && line[length - 1] == '\n')
4448                 line[--length] = '\0';
4449             if (char *tab = strchr(line, '\t')) {
4450                 *tab = '\0';
4451                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4452             }
4453         }
4454
4455         fclose(du);
4456     } else _assert(close(fds[0]));
4457
4458     ReapZombie(pid);
4459
4460     return value;
4461 }
4462
4463 - (void) close {
4464     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4465 }
4466
4467 - (NSNumber *) isReachable:(NSString *)name {
4468     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4469 }
4470
4471 - (void) installPackages:(NSArray *)packages {
4472     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4473 }
4474
4475 - (NSString *) substitutePackageNames:(NSString *)message {
4476     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4477     for (size_t i(0), e([words count]); i != e; ++i) {
4478         NSString *word([words objectAtIndex:i]);
4479         if (Package *package = [[Database sharedInstance] packageWithName:word])
4480             [words replaceObjectAtIndex:i withObject:[package name]];
4481     }
4482
4483     return [words componentsJoinedByString:@" "];
4484 }
4485
4486 - (void) removeButton {
4487     [indirect_ removeButton];
4488 }
4489
4490 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4491     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4492 }
4493
4494 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4495     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4496 }
4497
4498 - (void) setBadgeValue:(id)value {
4499     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4500 }
4501
4502 - (void) setAllowsNavigationAction:(NSString *)value {
4503     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4504 }
4505
4506 - (void) setHidesBackButton:(NSString *)value {
4507     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4508 }
4509
4510 - (void) setHidesNavigationBar:(NSString *)value {
4511     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4512 }
4513
4514 - (void) setNavigationBarStyle:(NSString *)value {
4515     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4516 }
4517
4518 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4519     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4520     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4521     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4522 }
4523
4524 - (void) setPasteboardString:(NSString *)value {
4525     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4526 }
4527
4528 - (void) setPasteboardURL:(NSString *)value {
4529     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4530 }
4531
4532 - (void) _setToken:(NSString *)token {
4533     Token_ = token;
4534
4535     if (token == nil)
4536         [Metadata_ removeObjectForKey:@"Token"];
4537     else
4538         [Metadata_ setObject:Token_ forKey:@"Token"];
4539
4540     Changed_ = true;
4541 }
4542
4543 - (void) setToken:(NSString *)token {
4544     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4545 }
4546
4547 - (void) scrollToBottom:(NSNumber *)animated {
4548     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4549 }
4550
4551 - (void) setViewportWidth:(float)width {
4552     [indirect_ setViewportWidthOnMainThread:width];
4553 }
4554
4555 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4556     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4557     unsigned count([arguments count]);
4558     id values[count];
4559     for (unsigned i(0); i != count; ++i)
4560         values[i] = [arguments objectAtIndex:i];
4561     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4562 }
4563
4564 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4565     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4566         value = nil;
4567     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4568         table = nil;
4569     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4570 }
4571
4572 @end
4573 /* }}} */
4574
4575 @interface NSURL (CydiaSecure)
4576 @end
4577
4578 @implementation NSURL (CydiaSecure)
4579
4580 - (bool) isCydiaSecure {
4581     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4582         return true;
4583
4584     @synchronized (HostConfig_) {
4585         if ([InsecureHosts_ containsObject:[self host]])
4586             return true;
4587     }
4588
4589     return false;
4590 }
4591
4592 @end
4593
4594 /* Cydia Browser Controller {{{ */
4595 @implementation CydiaWebViewController
4596
4597 - (NSURL *) navigationURL {
4598     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4599 }
4600
4601 + (void) _initialize {
4602     [super _initialize];
4603
4604     Diversions_ = [NSMutableSet setWithCapacity:0];
4605 }
4606
4607 + (void) addDiversion:(Diversion *)diversion {
4608     [Diversions_ addObject:diversion];
4609 }
4610
4611 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4612     [super webView:view didClearWindowObject:window forFrame:frame];
4613     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4614 }
4615
4616 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4617     WebDataSource *source([frame dataSource]);
4618     NSURLResponse *response([source response]);
4619     NSURL *url([response URL]);
4620     NSString *scheme([[url scheme] lowercaseString]);
4621
4622     bool bridged(false);
4623
4624     @synchronized (HostConfig_) {
4625         if ([scheme isEqualToString:@"file"])
4626             bridged = true;
4627         else if ([scheme isEqualToString:@"https"])
4628             if ([BridgedHosts_ containsObject:[url host]])
4629                 bridged = true;
4630     }
4631
4632     if (bridged)
4633         [window setValue:cydia forKey:@"cydia"];
4634 }
4635
4636 - (void) _setupMail:(MFMailComposeViewController *)controller {
4637     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4638
4639     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4640     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4641 }
4642
4643 - (NSURL *) URLWithURL:(NSURL *)url {
4644     return [Diversion divertURL:url];
4645 }
4646
4647 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4648     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4649 }
4650
4651 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4652     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4653
4654     NSURL *url([copy URL]);
4655     NSString *href([url absoluteString]);
4656     NSString *host([url host]);
4657
4658     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4659         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4660             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4661             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4662         }
4663
4664         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4665         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4666
4667         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4668         return copy;
4669     }
4670
4671     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4672         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4673     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4674         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4675
4676     bool bridged;
4677     bool token;
4678
4679     @synchronized (HostConfig_) {
4680         bridged = [BridgedHosts_ containsObject:host];
4681         token = [TokenHosts_ containsObject:host];
4682     }
4683
4684     if ([url isCydiaSecure]) {
4685         if (bridged) {
4686             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4687                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4688         } else if (token) {
4689             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4690                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4691         }
4692     }
4693
4694     return copy;
4695 }
4696
4697 - (void) setDelegate:(id)delegate {
4698     [super setDelegate:delegate];
4699     [cydia_ setDelegate:delegate];
4700 }
4701
4702 - (NSString *) applicationNameForUserAgent {
4703     return UserAgent_;
4704 }
4705
4706 - (id) init {
4707     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4708         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4709     } return self;
4710 }
4711
4712 @end
4713
4714 @interface AppCacheController : CydiaWebViewController {
4715 }
4716
4717 @end
4718
4719 @implementation AppCacheController
4720
4721 - (void) didReceiveMemoryWarning {
4722     // XXX: this doesn't work
4723 }
4724
4725 - (bool) retainsNetworkActivityIndicator {
4726     return false;
4727 }
4728
4729 @end
4730 /* }}} */
4731
4732 // CydiaScript {{{
4733 @interface NSObject (CydiaScript)
4734 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4735 @end
4736
4737 @implementation NSObject (CydiaScript)
4738
4739 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4740     return self;
4741 }
4742
4743 @end
4744
4745 @implementation NSArray (CydiaScript)
4746
4747 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4748     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4749     for (size_t i(0), e([self count]); i != e; ++i)
4750         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4751     return object;
4752 }
4753
4754 @end
4755
4756 @implementation NSDictionary (CydiaScript)
4757
4758 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4759     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4760     for (id i in self)
4761         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4762     return object;
4763 }
4764
4765 @end
4766 // }}}
4767
4768 /* Package Cell {{{ */
4769 @interface PackageCell : CyteTableViewCell <
4770     CyteTableViewCellDelegate
4771 > {
4772     _H<UIImage> icon_;
4773     _H<NSString> name_;
4774     _H<NSString> description_;
4775     bool commercial_;
4776     _H<NSString> source_;
4777     _H<UIImage> badge_;
4778     _H<UIImage> placard_;
4779 }
4780
4781 - (PackageCell *) init;
4782 - (void) setPackage:(Package *)package;
4783
4784 - (void) drawContentRect:(CGRect)rect;
4785
4786 @end
4787
4788 @implementation PackageCell
4789
4790 - (PackageCell *) init {
4791     CGRect frame(CGRectMake(0, 0, 320, 74));
4792     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
4793         UIView *content([self contentView]);
4794         CGRect bounds([content bounds]);
4795
4796         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
4797         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4798         [content addSubview:content_];
4799
4800         [content_ setDelegate:self];
4801         [content_ setOpaque:YES];
4802     } return self;
4803 }
4804
4805 - (NSString *) accessibilityLabel {
4806     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
4807 }
4808
4809 - (void) setPackage:(Package *)package {
4810     icon_ = nil;
4811     name_ = nil;
4812     description_ = nil;
4813     source_ = nil;
4814     badge_ = nil;
4815     placard_ = nil;
4816
4817     if (package == nil)
4818         [content_ setBackgroundColor:[UIColor whiteColor]];
4819     else {
4820         [package parse];
4821
4822         Source *source = [package source];
4823
4824         icon_ = [package icon];
4825
4826         if (NSString *name = [package name])
4827             name_ = [NSString stringWithString:name];
4828
4829         NSString *description(nil);
4830
4831         if (description == nil && IsWildcat_)
4832             description = [package longDescription];
4833         if (description == nil)
4834             description = [package shortDescription];
4835
4836         if (description != nil)
4837             description_ = [NSString stringWithString:description];
4838
4839         commercial_ = [package isCommercial];
4840
4841         NSString *label = nil;
4842         bool trusted = false;
4843
4844         if (source != nil) {
4845             label = [source label];
4846             trusted = [source trusted];
4847         } else if ([[package id] isEqualToString:@"firmware"])
4848             label = UCLocalize("APPLE");
4849         else
4850             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
4851
4852         NSString *from(label);
4853
4854         NSString *section = [package simpleSection];
4855         if (section != nil && ![section isEqualToString:label]) {
4856             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
4857             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
4858         }
4859
4860         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
4861
4862         if (NSString *purpose = [package primaryPurpose])
4863             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
4864
4865         UIColor *color;
4866         NSString *placard;
4867
4868         if (NSString *mode = [package mode]) {
4869             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
4870                 color = RemovingColor_;
4871                 //placard = @"removing";
4872             } else {
4873                 color = InstallingColor_;
4874                 //placard = @"installing";
4875             }
4876
4877             // XXX: the removing/installing placards are not @2x
4878             placard = nil;
4879         } else {
4880             color = [UIColor whiteColor];
4881
4882             if ([package installed] != nil)
4883                 placard = @"installed";
4884             else
4885                 placard = nil;
4886         }
4887
4888         [content_ setBackgroundColor:color];
4889
4890         if (placard != nil)
4891             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
4892     }
4893
4894     [self setNeedsDisplay];
4895     [content_ setNeedsDisplay];
4896 }
4897
4898 - (void) drawContentRect:(CGRect)rect {
4899     bool highlighted(highlighted_);
4900     float width([self bounds].size.width);
4901
4902     if (icon_ != nil) {
4903         CGRect rect;
4904         rect.size = [(UIImage *) icon_ size];
4905
4906         while (rect.size.width > 32 || rect.size.height > 32) {
4907             rect.size.width /= 2;
4908             rect.size.height /= 2;
4909         }
4910
4911         rect.origin.x = 25 - rect.size.width / 2;
4912         rect.origin.y = 25 - rect.size.height / 2;
4913
4914         [icon_ drawInRect:rect];
4915     }
4916
4917     if (badge_ != nil) {
4918         CGRect rect;
4919         rect.size = [(UIImage *) badge_ size];
4920
4921         rect.size.width /= 2;
4922         rect.size.height /= 2;
4923
4924         rect.origin.x = 36 - rect.size.width / 2;
4925         rect.origin.y = 36 - rect.size.height / 2;
4926
4927         [badge_ drawInRect:rect];
4928     }
4929
4930     if (highlighted)
4931         UISetColor(White_);
4932
4933     if (!highlighted)
4934         UISetColor(commercial_ ? Purple_ : Black_);
4935     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
4936     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
4937
4938     if (!highlighted)
4939         UISetColor(commercial_ ? Purplish_ : Gray_);
4940     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
4941
4942     if (placard_ != nil)
4943         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
4944 }
4945
4946 @end
4947 /* }}} */
4948 /* Section Cell {{{ */
4949 @interface SectionCell : CyteTableViewCell <
4950     CyteTableViewCellDelegate
4951 > {
4952     _H<NSString> basic_;
4953     _H<NSString> section_;
4954     _H<NSString> name_;
4955     _H<NSString> count_;
4956     _H<UIImage> icon_;
4957     _H<UISwitch> switch_;
4958     BOOL editing_;
4959 }
4960
4961 - (void) setSection:(Section *)section editing:(BOOL)editing;
4962
4963 @end
4964
4965 @implementation SectionCell
4966
4967 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
4968     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
4969         icon_ = [UIImage applicationImageNamed:@"folder.png"];
4970         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
4971         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
4972
4973         UIView *content([self contentView]);
4974         CGRect bounds([content bounds]);
4975
4976         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
4977         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4978         [content addSubview:content_];
4979         [content_ setBackgroundColor:[UIColor whiteColor]];
4980
4981         [content_ setDelegate:self];
4982     } return self;
4983 }
4984
4985 - (void) onSwitch:(id)sender {
4986     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
4987     if (metadata == nil) {
4988         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
4989         [Sections_ setObject:metadata forKey:basic_];
4990     }
4991
4992     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
4993     Changed_ = true;
4994 }
4995
4996 - (void) setSection:(Section *)section editing:(BOOL)editing {
4997     if (editing != editing_) {
4998         if (editing_)
4999             [switch_ removeFromSuperview];
5000         else
5001             [self addSubview:switch_];
5002         editing_ = editing;
5003     }
5004
5005     basic_ = nil;
5006     section_ = nil;
5007     name_ = nil;
5008     count_ = nil;
5009
5010     if (section == nil) {
5011         name_ = UCLocalize("ALL_PACKAGES");
5012         count_ = nil;
5013     } else {
5014         basic_ = [section name];
5015         section_ = [section localized];
5016
5017         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5018         count_ = [NSString stringWithFormat:@"%d", [section count]];
5019
5020         if (editing_)
5021             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5022     }
5023
5024     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5025     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5026
5027     [content_ setNeedsDisplay];
5028 }
5029
5030 - (void) setFrame:(CGRect)frame {
5031     [super setFrame:frame];
5032
5033     CGRect rect([switch_ frame]);
5034     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5035 }
5036
5037 - (NSString *) accessibilityLabel {
5038     return name_;
5039 }
5040
5041 - (void) drawContentRect:(CGRect)rect {
5042     bool highlighted(highlighted_ && !editing_);
5043
5044     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5045
5046     if (highlighted)
5047         UISetColor(White_);
5048
5049     float width(rect.size.width);
5050     if (editing_)
5051         width -= 87;
5052
5053     if (!highlighted)
5054         UISetColor(Black_);
5055     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5056
5057     CGSize size = [count_ sizeWithFont:Font14_];
5058
5059     UISetColor(White_);
5060     if (count_ != nil)
5061         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5062 }
5063
5064 @end
5065 /* }}} */
5066
5067 /* File Table {{{ */
5068 @interface FileTable : CyteViewController <
5069     UITableViewDataSource,
5070     UITableViewDelegate
5071 > {
5072     _transient Database *database_;
5073     _H<Package> package_;
5074     _H<NSString> name_;
5075     _H<NSMutableArray> files_;
5076     _H<UITableView, 2> list_;
5077 }
5078
5079 - (id) initWithDatabase:(Database *)database;
5080 - (void) setPackage:(Package *)package;
5081
5082 @end
5083
5084 @implementation FileTable
5085
5086 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5087     return files_ == nil ? 0 : [files_ count];
5088 }
5089
5090 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5091     return 24.0f;
5092 }*/
5093
5094 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5095     static NSString *reuseIdentifier = @"Cell";
5096
5097     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5098     if (cell == nil) {
5099         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5100         [cell setFont:[UIFont systemFontOfSize:16]];
5101     }
5102     [cell setText:[files_ objectAtIndex:indexPath.row]];
5103     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5104
5105     return cell;
5106 }
5107
5108 - (NSURL *) navigationURL {
5109     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5110 }
5111
5112 - (void) loadView {
5113     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5114     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5115     [list_ setRowHeight:24.0f];
5116     [(UITableView *) list_ setDataSource:self];
5117     [list_ setDelegate:self];
5118     [self setView:list_];
5119 }
5120
5121 - (void) viewDidLoad {
5122     [super viewDidLoad];
5123
5124     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5125 }
5126
5127 - (void) releaseSubviews {
5128     list_ = nil;
5129
5130     package_ = nil;
5131     files_ = nil;
5132
5133     [super releaseSubviews];
5134 }
5135
5136 - (id) initWithDatabase:(Database *)database {
5137     if ((self = [super init]) != nil) {
5138         database_ = database;
5139     } return self;
5140 }
5141
5142 - (void) setPackage:(Package *)package {
5143     package_ = nil;
5144     name_ = nil;
5145
5146     files_ = [NSMutableArray arrayWithCapacity:32];
5147
5148     if (package != nil) {
5149         package_ = package;
5150         name_ = [package id];
5151
5152         if (NSArray *files = [package files])
5153             [files_ addObjectsFromArray:files];
5154
5155         if ([files_ count] != 0) {
5156             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5157                 [files_ removeObjectAtIndex:0];
5158             [files_ sortUsingSelector:@selector(compareByPath:)];
5159
5160             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5161             [stack addObject:@"/"];
5162
5163             for (int i(0), e([files_ count]); i != e; ++i) {
5164                 NSString *file = [files_ objectAtIndex:i];
5165                 while (![file hasPrefix:[stack lastObject]])
5166                     [stack removeLastObject];
5167                 NSString *directory = [stack lastObject];
5168                 [stack addObject:[file stringByAppendingString:@"/"]];
5169                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5170                     ([stack count] - 2) * 3, "",
5171                     [file substringFromIndex:[directory length]]
5172                 ]];
5173             }
5174         }
5175     }
5176
5177     [list_ reloadData];
5178 }
5179
5180 - (void) reloadData {
5181     [super reloadData];
5182
5183     [self setPackage:[database_ packageWithName:name_]];
5184 }
5185
5186 @end
5187 /* }}} */
5188 /* Package Controller {{{ */
5189 @interface CYPackageController : CydiaWebViewController <
5190     UIActionSheetDelegate
5191 > {
5192     _transient Database *database_;
5193     _H<Package> package_;
5194     _H<NSString> name_;
5195     bool commercial_;
5196     _H<NSMutableArray> buttons_;
5197     _H<UIBarButtonItem> button_;
5198 }
5199
5200 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
5201
5202 @end
5203
5204 @implementation CYPackageController
5205
5206 - (NSURL *) navigationURL {
5207     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5208 }
5209
5210 /* XXX: this is not safe at all... localization of /fail/ */
5211 - (void) _clickButtonWithName:(NSString *)name {
5212     if ([name isEqualToString:UCLocalize("CLEAR")])
5213         [delegate_ clearPackage:package_];
5214     else if ([name isEqualToString:UCLocalize("INSTALL")])
5215         [delegate_ installPackage:package_];
5216     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5217         [delegate_ installPackage:package_];
5218     else if ([name isEqualToString:UCLocalize("REMOVE")])
5219         [delegate_ removePackage:package_];
5220     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5221         [delegate_ installPackage:package_];
5222     else _assert(false);
5223
5224     UITabBar *tabBar = [[self tabBarController] tabBar];
5225     UITabBarItem *lastItem = [[tabBar items] lastObject];
5226     CGPoint endPoint = [[[lastItem view] superview] convertPoint:[[lastItem view] frame].origin toView:nil];
5227     endPoint = CGPointMake(endPoint.x + [[lastItem view] frame].size.width / 2, endPoint.y + [[lastItem view] frame].size.height / 2);
5228
5229     UIBarButtonItem *rightItem = [[self navigationItem] rightBarButtonItem];
5230     CGPoint startPoint = [[[rightItem view] superview] convertPoint:[[rightItem view] frame].origin toView:nil];
5231     startPoint = CGPointMake(startPoint.x + [[rightItem view] frame].size.width / 2, startPoint.y + [[rightItem view] frame].size.height / 2);
5232
5233     NSLog(@"animating from %@ to %@", NSStringFromCGPoint(startPoint), NSStringFromCGPoint(endPoint));
5234
5235     // Determine the animation's path.
5236         CGPoint curvePoint1 = CGPointMake(startPoint.x - 130, startPoint.y - 10);
5237         CGPoint curvePoint2 = CGPointMake(startPoint.x - 140, endPoint.y - 40);
5238
5239         // Create the animation's path.
5240         CGPathRef path = NULL;
5241         CGMutablePathRef mutablepath = CGPathCreateMutable();
5242         CGPathMoveToPoint(mutablepath, NULL, startPoint.x, startPoint.y);
5243
5244         CGPathAddCurveToPoint(mutablepath, NULL,
5245                 curvePoint1.x, curvePoint1.y,
5246                 curvePoint2.x, curvePoint2.y,
5247                 endPoint.x,    endPoint.y);
5248
5249         path = CGPathCreateCopy(mutablepath);
5250         CGPathRelease(mutablepath);
5251
5252         UIImageView* animatedLabel = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"packages.png"]];
5253         animatedLabel.tag = 12345;
5254         [[[self view] window] addSubview:animatedLabel];
5255         [animatedLabel release];
5256         CALayer *iconViewLayer = animatedLabel.layer;
5257
5258         CAKeyframeAnimation *animatedIconAnimation = [CAKeyframeAnimation animationWithKeyPath:@"position"];
5259         animatedIconAnimation.removedOnCompletion = YES;
5260         animatedIconAnimation.duration = 0.5;
5261         animatedIconAnimation.delegate = self;
5262         animatedIconAnimation.path = path;
5263         animatedIconAnimation.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
5264         [iconViewLayer addAnimation:animatedIconAnimation forKey:@"animateIcon"];
5265
5266         // Start the icon animation.
5267         [iconViewLayer setPosition:CGPointMake(endPoint.x, endPoint.y)];
5268
5269         [UIView beginAnimations:nil context:iconViewLayer];
5270     [UIView setAnimationDelegate:self];
5271     [UIView setAnimationDidStopSelector:@selector(flyAnimationCompleted:finished:context:)];
5272         [UIView setAnimationCurve:UIViewAnimationCurveEaseIn];
5273         [UIView setAnimationDuration:0.5];
5274         [animatedLabel setTransform:CGAffineTransformMakeScale(0.3, 0.3)];
5275         [UIView commitAnimations];
5276 }
5277
5278 - (void) flyAnimationCompleted:(NSString *)animation finished:(BOOL)finished context:(void *)context {
5279     CALayer *layer = (CALayer *) context;
5280     [layer removeFromSuperlayer];
5281 }
5282
5283 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5284     NSString *context([sheet context]);
5285
5286     if ([context isEqualToString:@"modify"]) {
5287         if (button != [sheet cancelButtonIndex]) {
5288             NSString *buttonName = [buttons_ objectAtIndex:button];
5289             [self _clickButtonWithName:buttonName];
5290         }
5291
5292         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5293     }
5294 }
5295
5296 - (bool) _allowJavaScriptPanel {
5297     return commercial_;
5298 }
5299
5300 #if !AlwaysReload
5301 - (void) _customButtonClicked {
5302     int count([buttons_ count]);
5303     if (count == 0)
5304         return;
5305
5306     if (count == 1)
5307         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5308     else {
5309         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5310         [buttons addObjectsFromArray:buttons_];
5311
5312         UIActionSheet *sheet = [[[UIActionSheet alloc]
5313             initWithTitle:nil
5314             delegate:self
5315             cancelButtonTitle:nil
5316             destructiveButtonTitle:nil
5317             otherButtonTitles:nil
5318         ] autorelease];
5319
5320         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5321         if (!IsWildcat_) {
5322            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5323            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5324         }
5325         [sheet setContext:@"modify"];
5326
5327         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5328     }
5329 }
5330
5331 // We don't want to allow non-commercial packages to do custom things to the install button,
5332 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5333 - (void) customButtonClicked {
5334     if (commercial_)
5335         [super customButtonClicked];
5336     else
5337         [self _customButtonClicked];
5338 }
5339
5340 - (void) reloadButtonClicked {
5341     // Don't reload a commerical package by tapping the loading button,
5342     // but if it's not an Install button, we should forward it on.
5343     if (![package_ uninstalled])
5344         [self _customButtonClicked];
5345 }
5346
5347 - (void) applyLoadingTitle {
5348     // Don't show "Loading" as the title. Ever.
5349 }
5350
5351 - (UIBarButtonItem *) rightButton {
5352     return button_;
5353 }
5354 #endif
5355
5356 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
5357     if ((self = [super init]) != nil) {
5358         database_ = database;
5359         buttons_ = [NSMutableArray arrayWithCapacity:4];
5360         name_ = name == nil ? @"" : [NSString stringWithString:name];
5361         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
5362     } return self;
5363 }
5364
5365 - (void) reloadData {
5366     [super reloadData];
5367
5368     package_ = [database_ packageWithName:name_];
5369
5370     [buttons_ removeAllObjects];
5371
5372     if (package_ != nil) {
5373         [(Package *) package_ parse];
5374
5375         commercial_ = [package_ isCommercial];
5376
5377         if ([package_ mode] != nil)
5378             [buttons_ addObject:UCLocalize("CLEAR")];
5379         if ([package_ source] == nil);
5380         else if ([package_ upgradableAndEssential:NO])
5381             [buttons_ addObject:UCLocalize("UPGRADE")];
5382         else if ([package_ uninstalled])
5383             [buttons_ addObject:UCLocalize("INSTALL")];
5384         else
5385             [buttons_ addObject:UCLocalize("REINSTALL")];
5386         if (![package_ uninstalled])
5387             [buttons_ addObject:UCLocalize("REMOVE")];
5388     }
5389
5390     NSString *title;
5391     switch ([buttons_ count]) {
5392         case 0: title = nil; break;
5393         case 1: title = [buttons_ objectAtIndex:0]; break;
5394         default: title = UCLocalize("MODIFY"); break;
5395     }
5396
5397     button_ = [[[UIBarButtonItem alloc]
5398         initWithTitle:title
5399         style:UIBarButtonItemStylePlain
5400         target:self
5401         action:@selector(customButtonClicked)
5402     ] autorelease];
5403 }
5404
5405 - (bool) isLoading {
5406     return commercial_ ? [super isLoading] : false;
5407 }
5408
5409 @end
5410 /* }}} */
5411
5412 /* Package List Controller {{{ */
5413
5414 // This is used to sort the filters. We want this to ensure that the
5415 // cheapest filters run first. This is probably a premature optimization.
5416 typedef enum {
5417     kPackageListFilterPriorityLow,
5418     kPackageListFilterPriorityNormal,
5419     kPackageListFilterPriorityHigh
5420 } PackageListFilterPriority;
5421
5422 typedef struct {
5423     SEL selector;
5424     id object;
5425     PackageListFilterPriority priority;
5426     IMP implementation;
5427 } PackageListFilter;
5428
5429 @interface NSValue(PackageListFilter)
5430
5431 + (id)valueWithPackageListFilter:(PackageListFilter)filter;
5432 - (PackageListFilter)packageListFilterValue;
5433
5434 @end
5435
5436 @implementation NSValue(PackageListFilter)
5437
5438 + (id)valueWithPackageListFilter:(PackageListFilter)filter {
5439     return [NSValue valueWithBytes:&filter objCType:@encode(PackageListFilter)];
5440 }
5441
5442 - (PackageListFilter)packageListFilterValue {
5443     PackageListFilter filter;
5444     [self getValue:&filter];
5445     return filter;
5446 }
5447
5448 @end
5449
5450 @interface FilteredPackageListDataSource : NSObject <UITableViewDataSource> {
5451     _transient Database *database_;
5452     unsigned era_;
5453     _H<NSArray> packages_;
5454     _H<NSMutableArray> sections_;
5455     _H<NSMutableArray> index_;
5456     _H<NSMutableDictionary> indices_;
5457     _H<NSMutableDictionary> filters_;
5458 }
5459
5460 - (id)objectForFilter:(NSString *)filter;
5461 - (void)setObject:(id)object forFilter:(NSString *)filter;
5462 - (SEL)selectorForFilter:(NSString *)filter;
5463 - (void)setSelector:(SEL)selector forFilter:(NSString *)filter;
5464 - (PackageListFilterPriority)priorityForFilter:(NSString *)filter;
5465 - (void)setPriority:(PackageListFilterPriority)priority forFilter:(NSString *)filter;
5466
5467 - (void)addFilter:(NSString *)filter withSelector:(SEL)selector;
5468 - (void)addFilter:(NSString *)filter withSelector:(SEL)selector priority:(PackageListFilterPriority)priority;
5469 - (void)addFilter:(NSString *)filter withSelector:(SEL)selector priority:(PackageListFilterPriority)priority object:(id)object;
5470 - (void)removeFilter:(NSString *)filter;
5471
5472 - (NSArray *)packages;
5473
5474 @end
5475
5476 @implementation FilteredPackageListDataSource
5477
5478 - (NSArray *) packages {
5479     return packages_;
5480 }
5481
5482 - (id) initWithDatabase:(Database *)database {
5483     if ((self = [super init]) != nil) {
5484         database_ = database;
5485         filters_ = [NSMutableDictionary dictionary];
5486     } return self;
5487 }
5488
5489 + (BOOL) supportsSearch {
5490     return YES;
5491 }
5492
5493 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
5494 @synchronized (database_) {
5495     if ([database_ era] != era_)
5496         return nil;
5497
5498     Section *section([sections_ objectAtIndex:[path section]]);
5499     NSInteger row([path row]);
5500     Package *package([packages_ objectAtIndex:([section row] + row)]);
5501     return [[package retain] autorelease];
5502 } }
5503
5504 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
5505     if ([[self class] supportsSearch])
5506         return [[NSArray arrayWithObject:UITableViewIndexSearch] arrayByAddingObjectsFromArray:index_];
5507     else
5508         return index_;
5509 }
5510
5511 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
5512     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
5513     if (cell == nil)
5514         cell = [[[PackageCell alloc] init] autorelease];
5515
5516     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
5517     [cell setPackage:package];
5518     return cell;
5519 }
5520
5521 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
5522     NSInteger count([sections_ count]);
5523     return count == 0 ? 1 : count;
5524 }
5525
5526 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
5527     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
5528         return nil;
5529     return [[sections_ objectAtIndex:section] name];
5530 }
5531
5532 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
5533     if ([sections_ count] == 0)
5534         return 0;
5535     return [[sections_ objectAtIndex:section] count];
5536 }
5537
5538 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
5539     if ([[self class] supportsSearch]) {
5540         if (index == 0) {
5541             [tableView setContentOffset:CGPointZero animated:NO];
5542             return NSNotFound;
5543         } else {
5544             return index - 1;
5545         }
5546     }
5547
5548     return index;
5549 }
5550
5551 - (IMP)implementationForSelector:(SEL)selector {
5552 @synchronized (self) {
5553     /* XXX: this is an unsafe optimization of doomy hell */
5554     Method method(class_getInstanceMethod([Package class], selector));
5555     _assert(method != NULL);
5556     IMP imp = method_getImplementation(method);
5557     _assert(imp != NULL);
5558
5559     return imp;
5560 } }
5561
5562 - (PackageListFilter)packageListFilterForFilter:(NSString *)filter {
5563     return [[filters_ objectForKey:filter] packageListFilterValue];
5564 }
5565
5566 - (void)setPackageListFilter:(PackageListFilter)filter forFilter:(NSString *)filterName {
5567     [filters_ setObject:[NSValue valueWithPackageListFilter:filter] forKey:filterName];
5568 }
5569
5570 - (id)objectForFilter:(NSString *)filter {
5571     return [self packageListFilterForFilter:filter].object;
5572 }
5573
5574 - (SEL)selectorForFilter:(NSString *)filter {
5575     return [self packageListFilterForFilter:filter].selector;
5576 }
5577
5578 - (IMP)implementationForFilter:(NSString *)filter {
5579     return [self packageListFilterForFilter:filter].implementation;
5580 }
5581
5582 - (PackageListFilterPriority)priorityForFilter:(NSString *)filter {
5583     return [self packageListFilterForFilter:filter].priority;
5584 }
5585
5586 - (void)setObject:(id)object forFilter:(NSString *)filterName {
5587     PackageListFilter filter = [self packageListFilterForFilter:filterName];
5588     filter.object = object;
5589     [self setPackageListFilter:filter forFilter:filterName];
5590 }
5591
5592 - (void)setPriority:(PackageListFilterPriority)priority forFilter:(NSString *)filterName {
5593     PackageListFilter filter = [self packageListFilterForFilter:filterName];
5594     filter.priority = priority;
5595     [self setPackageListFilter:filter forFilter:filterName];
5596 }
5597
5598 - (void)setImplementation:(IMP)implementation forFilter:(NSString *)filterName {
5599     PackageListFilter filter = [self packageListFilterForFilter:filterName];
5600     filter.implementation = implementation;
5601     [self setPackageListFilter:filter forFilter:filterName];
5602 }
5603
5604 - (void)setSelector:(SEL)selector forFilter:(NSString *)filterName {
5605     PackageListFilter filter = [self packageListFilterForFilter:filterName];
5606     filter.selector = selector;
5607     [self setPackageListFilter:filter forFilter:filterName];
5608
5609     [self setImplementation:[self implementationForSelector:selector] forFilter:filterName];
5610 }
5611
5612 - (void)addFilter:(NSString *)filterName {
5613     PackageListFilter filter;
5614     filter.object = nil;
5615     filter.selector = NULL;
5616     filter.implementation = NULL;
5617     filter.priority = kPackageListFilterPriorityNormal;
5618
5619     [self setPackageListFilter:filter forFilter:filterName];
5620 }
5621
5622 - (void)addFilter:(NSString *)filter withSelector:(SEL)selector {
5623     [self addFilter:filter];
5624     [self setSelector:selector forFilter:filter];
5625 }
5626
5627 - (void)addFilter:(NSString *)filter withSelector:(SEL)selector priority:(PackageListFilterPriority)priority {
5628     [self addFilter:filter withSelector:selector];
5629     [self setPriority:priority forFilter:filter];
5630 }
5631
5632 - (void)addFilter:(NSString *)filter withSelector:(SEL)selector priority:(PackageListFilterPriority)priority object:(id)object {
5633     [self addFilter:filter withSelector:selector];
5634     [self setObject:object forFilter:filter];
5635 }
5636
5637 - (void)removeFilter:(NSString *)filter {
5638     [filters_ removeObjectForKey:filter];
5639 }
5640
5641 - (NSMutableArray *) _reloadPackages {
5642 @synchronized (database_) {
5643     era_ = [database_ era];
5644
5645     NSArray *packages([database_ packages]);
5646     NSMutableArray *filtered;
5647
5648     NSArray *filters = [filters_ allKeys];
5649
5650     for (PackageListFilterPriority currentPriority = kPackageListFilterPriorityHigh; currentPriority >= kPackageListFilterPriorityLow; currentPriority = static_cast<PackageListFilterPriority>(static_cast<int>(currentPriority) - 1)) {
5651         for (NSString *filterName in filters) {
5652             PackageListFilter filter = [self packageListFilterForFilter:filterName];
5653
5654             if (filter.priority == currentPriority) {
5655                 filtered = [NSMutableArray arrayWithCapacity:[packages count]];
5656
5657                 IMP implementation;
5658                 SEL selector;
5659                 _H<NSObject> object;
5660
5661                 @synchronized (self) {
5662                     implementation = filter.implementation;
5663                     selector = filter.selector;
5664                     object = filter.object;
5665                 }
5666
5667                 if (implementation == NULL) continue;
5668
5669                 _profile(PackageTable$reloadData$Filter)
5670                     for (Package *package in packages)
5671                         if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(implementation))(package, selector, object))
5672                             [filtered addObject:package];
5673                 _end
5674
5675                 packages = filtered;
5676             }
5677         }
5678     }
5679
5680     // packages would also be valid here, but it's defined
5681     // as an immutable array. filtered works too, so use it.
5682     return filtered;
5683 } }
5684
5685 - (void) reloadData {
5686     NSArray *packages;
5687
5688   reload:
5689     packages = [self _reloadPackages];
5690
5691 @synchronized (database_) {
5692     if (era_ != [database_ era])
5693         goto reload;
5694
5695     packages_ = packages;
5696
5697     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
5698     sections_ = [NSMutableArray arrayWithCapacity:16];
5699
5700     Section *section = nil;
5701     index_ = [NSMutableArray arrayWithCapacity:32];
5702
5703     _profile(PackageTable$reloadData$Section)
5704         for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5705             Package *package;
5706             unichar index;
5707
5708             _profile(PackageTable$reloadData$Section$Package)
5709                 package = [packages_ objectAtIndex:offset];
5710                 index = [package index];
5711             _end
5712
5713             if (section == nil || [section index] != index) {
5714                 _profile(PackageTable$reloadData$Section$Allocate)
5715                     section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5716                 _end
5717
5718                 [index_ addObject:[section name]];
5719                 //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
5720
5721                 _profile(PackageTable$reloadData$Section$Add)
5722                     [sections_ addObject:section];
5723                 _end
5724             }
5725
5726             [section addToCount];
5727         }
5728     _end
5729 } }
5730
5731 @end
5732
5733 @interface FilteredPackageListController : CyteViewController <UITableViewDelegate, UISearchDisplayDelegate> {
5734     _transient Database *database_;
5735     _H<UISearchDisplayController> searchController_;
5736     _H<UISearchBar> searchBar_;
5737     _H<FilteredPackageListDataSource> datasource_;
5738     _H<UITableView, 2> list_;
5739     _H<NSString> title_;
5740 }
5741
5742 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5743 - (void) clearData;
5744
5745 @end
5746
5747 @implementation FilteredPackageListController
5748
5749 - (NSURL *) referrerURL {
5750     return [self navigationURL];
5751 }
5752
5753 - (void) deselectWithAnimation:(BOOL)animated {
5754     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5755 }
5756
5757 - (void) viewDidAppear:(BOOL)animated {
5758     [super viewDidAppear:animated];
5759     [self deselectWithAnimation:animated];
5760 }
5761
5762 - (void) didSelectPackage:(Package *)package {
5763     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
5764     [view setDelegate:delegate_];
5765     [[self navigationController] pushViewController:view animated:YES];
5766 }
5767
5768 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
5769     FilteredPackageListDataSource *source = datasource_;
5770
5771     Package *package([source packageAtIndexPath:path]);
5772     package = [database_ packageWithName:[package id]];
5773     [self didSelectPackage:package];
5774 }
5775
5776 + (Class) dataSourceClass {
5777     return [FilteredPackageListDataSource class];
5778 }
5779
5780 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
5781     if ((self = [super init]) != nil) {
5782         database_ = database;
5783
5784         datasource_ = [[[[[self class] dataSourceClass] alloc] initWithDatabase:database_] autorelease];
5785
5786         title_ = [title copy];
5787         [[self navigationItem] setTitle:title_];
5788     } return self;
5789 }
5790
5791 - (void) loadView {
5792     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
5793     [view setBackgroundColor:[UIColor whiteColor]];
5794     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
5795     [self setView:view];
5796
5797     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
5798     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5799     [view addSubview:list_];
5800
5801     // XXX: is 20 the most optimal number here?
5802     [list_ setSectionIndexMinimumDisplayRowCount:20];
5803     [list_ setRowHeight:73];
5804     [(UITableView *) list_ setDataSource:datasource_];
5805     [list_ setDelegate:self];
5806
5807     if ([[[self class] dataSourceClass] supportsSearch]) {
5808         searchBar_ = [[UISearchBar alloc] init];
5809         [searchBar_ sizeToFit];
5810         searchController_ = [[UISearchDisplayController alloc] initWithSearchBar:searchBar_ contentsController:self];
5811         [searchController_ setDelegate:self];
5812         [list_ setTableHeaderView:searchBar_];
5813
5814         [searchController_ setSearchResultsDataSource:datasource_];
5815         [searchController_ setSearchResultsDelegate:self];
5816     }
5817 }
5818
5819 - (BOOL)searchDisplayController:(UISearchDisplayController *)controller shouldReloadTableForSearchString:(NSString *)searchString {
5820     [datasource_ addFilter:@"search" withSelector:@selector(isUnfilteredAndSelectedForBy:) priority:kPackageListFilterPriorityLow object:searchString];
5821     [datasource_ reloadData];
5822     return YES;
5823 }
5824
5825 - (void)searchDisplayControllerWillEndSearch:(UISearchDisplayController *)controller {
5826     [datasource_ removeFilter:@"search"];
5827     [self reloadData];
5828 }
5829
5830 - (void)searchDisplayController:(UISearchDisplayController *)controller willShowSearchResultsTableView:(UITableView *)tableView {
5831     // XXX: is 20 the most optimal number here?
5832     [tableView setSectionIndexMinimumDisplayRowCount:20];
5833     [tableView setRowHeight:73];
5834 }
5835
5836 - (void) releaseSubviews {
5837     list_ = nil;
5838
5839     [super releaseSubviews];
5840 }
5841
5842 - (void) reloadData {
5843     [super reloadData];
5844
5845     [datasource_ reloadData];
5846     [list_ reloadData];
5847 }
5848
5849 - (void) resetScrollPosition {
5850     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
5851 }
5852
5853 - (void) clearData {
5854     [list_ setDataSource:nil];
5855     [list_ reloadData];
5856
5857     [self resetScrollPosition];
5858 }
5859
5860 @end
5861 /* }}} */
5862
5863 /* Home Controller {{{ */
5864 @interface HomeController : CydiaWebViewController {
5865     CFRunLoopRef runloop_;
5866     SCNetworkReachabilityRef reachability_;
5867 }
5868
5869 @end
5870
5871 @implementation HomeController
5872
5873 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
5874     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
5875 }
5876
5877 - (id) init {
5878     if ((self = [super init]) != nil) {
5879         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
5880         [self reloadData];
5881
5882         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
5883         if (reachability_ != NULL) {
5884             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
5885             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
5886
5887             CFRunLoopRef runloop(CFRunLoopGetCurrent());
5888             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
5889                 runloop_ = runloop;
5890         }
5891     } return self;
5892 }
5893
5894 - (void) dealloc {
5895     if (reachability_ != NULL && runloop_ != NULL)
5896         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
5897     [super dealloc];
5898 }
5899
5900 - (NSURL *) navigationURL {
5901     return [NSURL URLWithString:@"cydia://home"];
5902 }
5903
5904 - (void) aboutButtonClicked {
5905     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
5906
5907     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
5908     [alert addButtonWithTitle:UCLocalize("CLOSE")];
5909     [alert setCancelButtonIndex:0];
5910
5911     [alert setMessage:
5912         @"Copyright \u00a9 2008-2011\n"
5913         "SaurikIT, LLC\n"
5914         "\n"
5915         "Jay Freeman (saurik)\n"
5916         "saurik@saurik.com\n"
5917         "http://www.saurik.com/"
5918     ];
5919
5920     [alert show];
5921 }
5922
5923 - (UIBarButtonItem *) leftButton {
5924     return [[[UIBarButtonItem alloc]
5925         initWithTitle:UCLocalize("ABOUT")
5926         style:UIBarButtonItemStylePlain
5927         target:self
5928         action:@selector(aboutButtonClicked)
5929     ] autorelease];
5930 }
5931
5932 @end
5933 /* }}} */
5934
5935 /* Refresh Bar {{{ */
5936 @interface RefreshBar : UINavigationBar {
5937     _H<UIProgressIndicator> indicator_;
5938     _H<UITextLabel> prompt_;
5939     _H<UIProgressBar> progress_;
5940     _H<UINavigationButton> cancel_;
5941 }
5942
5943 @end
5944
5945 @implementation RefreshBar
5946
5947 - (void) positionViews {
5948     CGRect frame = [cancel_ frame];
5949     frame.size = [cancel_ sizeThatFits:frame.size];
5950     frame.origin.x = [self frame].size.width - frame.size.width - 5;
5951     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
5952     [cancel_ setFrame:frame];
5953
5954     CGSize prgsize = {75, 100};
5955     CGRect prgrect = {{
5956         [self frame].size.width - prgsize.width - 10,
5957         ([self frame].size.height - prgsize.height) / 2
5958     } , prgsize};
5959     [progress_ setFrame:prgrect];
5960
5961     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
5962     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
5963     CGRect indrect = {{indoffset, indoffset}, indsize};
5964     [indicator_ setFrame:indrect];
5965
5966     CGSize prmsize = {215, indsize.height + 4};
5967     CGRect prmrect = {{
5968         indoffset * 2 + indsize.width,
5969         unsigned([self frame].size.height - prmsize.height) / 2 - 1
5970     }, prmsize};
5971     [prompt_ setFrame:prmrect];
5972 }
5973
5974 - (void) setFrame:(CGRect)frame {
5975     [super setFrame:frame];
5976     [self positionViews];
5977 }
5978
5979 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
5980     if ((self = [super initWithFrame:frame]) != nil) {
5981         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
5982
5983         [self setBarStyle:UIBarStyleBlack];
5984
5985         UIBarStyle barstyle([self _barStyle:NO]);
5986         bool ugly(barstyle == UIBarStyleDefault);
5987
5988         UIProgressIndicatorStyle style = ugly ?
5989             UIProgressIndicatorStyleMediumBrown :
5990             UIProgressIndicatorStyleMediumWhite;
5991
5992         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
5993         [(UIProgressIndicator *) indicator_ setStyle:style];
5994         [indicator_ startAnimation];
5995         [self addSubview:indicator_];
5996
5997         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
5998         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
5999         [prompt_ setBackgroundColor:[UIColor clearColor]];
6000         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6001         [self addSubview:prompt_];
6002
6003         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6004         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6005         [(UIProgressBar *) progress_ setStyle:0];
6006         [self addSubview:progress_];
6007
6008         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6009         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6010         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6011         [cancel_ setBarStyle:barstyle];
6012
6013         [self positionViews];
6014     } return self;
6015 }
6016
6017 - (void) setCancellable:(bool)cancellable {
6018     if (cancellable)
6019         [self addSubview:cancel_];
6020     else
6021         [cancel_ removeFromSuperview];
6022 }
6023
6024 - (void) start {
6025     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6026     [progress_ setProgress:0];
6027 }
6028
6029 - (void) stop {
6030     [self setCancellable:NO];
6031 }
6032
6033 - (void) setPrompt:(NSString *)prompt {
6034     [prompt_ setText:prompt];
6035 }
6036
6037 - (void) setProgress:(float)progress {
6038     [progress_ setProgress:progress];
6039 }
6040
6041 @end
6042 /* }}} */
6043
6044 /* Cydia Navigation Controller Interface {{{ */
6045 @interface UINavigationController (Cydia)
6046
6047 - (NSArray *) navigationURLCollection;
6048 - (void) unloadData;
6049
6050 @end
6051 /* }}} */
6052
6053 /* Cydia Tab Bar Controller {{{ */
6054 @interface CYTabBarController : UITabBarController <
6055     UITabBarControllerDelegate,
6056     ProgressDelegate
6057 > {
6058     _transient Database *database_;
6059     _H<RefreshBar, 1> refreshbar_;
6060
6061     bool dropped_;
6062     bool updating_;
6063     // XXX: ok, "updatedelegate_"?...
6064     _transient NSObject<CydiaDelegate> *updatedelegate_;
6065
6066     _H<UIViewController> remembered_;
6067     _transient UIViewController *transient_;
6068 }
6069
6070 - (NSArray *) navigationURLCollection;
6071 - (void) dropBar:(BOOL)animated;
6072 - (void) beginUpdate;
6073 - (void) raiseBar:(BOOL)animated;
6074 - (BOOL) updating;
6075 - (void) unloadData;
6076
6077 @end
6078
6079 @implementation CYTabBarController
6080
6081 - (void) didReceiveMemoryWarning {
6082     [super didReceiveMemoryWarning];
6083
6084     // presenting a UINavigationController on 2.x does not update its transitionView
6085     // it thereby will not allow its topViewController to be unloaded by memory pressure
6086     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6087         UIViewController *selected([self selectedViewController]);
6088         for (UINavigationController *controller in [self viewControllers])
6089             if (controller != selected)
6090                 if (UIViewController *top = [controller topViewController])
6091                     [top unloadView];
6092     }
6093 }
6094
6095 - (void) setUnselectedViewController:(UIViewController *)transient {
6096     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6097         if (transient != nil) {
6098             [[[self viewControllers] objectAtIndex:0] pushViewController:transient animated:YES];
6099             [self setSelectedIndex:0];
6100         } return;
6101     }
6102
6103     NSMutableArray *controllers = [[[self viewControllers] mutableCopy] autorelease];
6104     if (transient != nil) {
6105         UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
6106         [navigation setViewControllers:[NSArray arrayWithObject:transient]];
6107         transient = navigation;
6108
6109         if (transient_ == nil)
6110             remembered_ = [controllers objectAtIndex:0];
6111         transient_ = transient;
6112         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6113         [controllers replaceObjectAtIndex:0 withObject:transient_];
6114         [self setSelectedIndex:0];
6115         [self setViewControllers:controllers];
6116         [self concealTabBarSelection];
6117     } else if (remembered_ != nil) {
6118         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6119         transient_ = transient;
6120         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6121         remembered_ = nil;
6122         [self setViewControllers:controllers];
6123         [self revealTabBarSelection];
6124     }
6125 }
6126
6127 - (UIViewController *) unselectedViewController {
6128     return transient_;
6129 }
6130
6131 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6132     if ([self unselectedViewController])
6133         [self setUnselectedViewController:nil];
6134
6135     // presenting a UINavigationController on 2.x does not update its transitionView
6136     // if this view was unloaded, the tranitionView may currently be presenting nothing
6137     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6138         UINavigationController *navigation((UINavigationController *) viewController);
6139         [navigation pushViewController:[[[UIViewController alloc] init] autorelease] animated:NO];
6140         [navigation popViewControllerAnimated:NO];
6141     }
6142 }
6143
6144 - (NSArray *) navigationURLCollection {
6145     NSMutableArray *items([NSMutableArray array]);
6146
6147     // XXX: Should this deal with transient view controllers?
6148     for (id navigation in [self viewControllers]) {
6149         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6150         if (stack != nil)
6151             [items addObject:stack];
6152     }
6153
6154     return items;
6155 }
6156
6157 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6158     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6159         [self setUnselectedViewController:nil];
6160     else
6161         [super dismissModalViewControllerAnimated:YES];
6162 }
6163
6164 - (void) unloadData {
6165     [super unloadData];
6166
6167     for (UINavigationController *controller in [self viewControllers])
6168         [controller unloadData];
6169
6170     if (UIViewController *selected = [self selectedViewController])
6171         [selected reloadData];
6172
6173     if (UIViewController *unselected = [self unselectedViewController]) {
6174         [unselected unloadData];
6175         [unselected reloadData];
6176     }
6177 }
6178
6179 - (void) dealloc {
6180     [[NSNotificationCenter defaultCenter] removeObserver:self];
6181
6182     [super dealloc];
6183 }
6184
6185 - (id) initWithDatabase:(Database *)database {
6186     if ((self = [super init]) != nil) {
6187         database_ = database;
6188         [self setDelegate:self];
6189
6190         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6191         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6192
6193         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6194     } return self;
6195 }
6196
6197 - (void) setUpdate:(NSDate *)date {
6198     [self beginUpdate];
6199 }
6200
6201 - (void) beginUpdate {
6202     [(RefreshBar *) refreshbar_ start];
6203     [self dropBar:YES];
6204
6205     [updatedelegate_ retainNetworkActivityIndicator];
6206     updating_ = true;
6207
6208     [NSThread
6209         detachNewThreadSelector:@selector(performUpdate)
6210         toTarget:self
6211         withObject:nil
6212     ];
6213 }
6214
6215 - (void) performUpdate {
6216     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6217
6218     Status status;
6219     status.setDelegate(self);
6220     [database_ updateWithStatus:status];
6221
6222     [self
6223         performSelectorOnMainThread:@selector(completeUpdate)
6224         withObject:nil
6225         waitUntilDone:NO
6226     ];
6227
6228     [pool release];
6229 }
6230
6231 - (void) stopUpdateWithSelector:(SEL)selector {
6232     updating_ = false;
6233     [updatedelegate_ releaseNetworkActivityIndicator];
6234
6235     [self raiseBar:YES];
6236     [refreshbar_ stop];
6237
6238     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6239 }
6240
6241 - (void) completeUpdate {
6242     if (!updating_)
6243         return;
6244     [self stopUpdateWithSelector:@selector(reloadData)];
6245 }
6246
6247 - (void) cancelUpdate {
6248     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
6249 }
6250
6251 - (void) cancelPressed {
6252     [self cancelUpdate];
6253 }
6254
6255 - (BOOL) updating {
6256     return updating_;
6257 }
6258
6259 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6260     [refreshbar_ setPrompt:[event compoundMessage]];
6261 }
6262
6263 - (bool) isProgressCancelled {
6264     return !updating_;
6265 }
6266
6267 - (void) setProgressCancellable:(NSNumber *)cancellable {
6268     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6269 }
6270
6271 - (void) setProgressPercent:(NSNumber *)percent {
6272     [refreshbar_ setProgress:[percent floatValue]];
6273 }
6274
6275 - (void) setProgressStatus:(NSDictionary *)status {
6276     if (status != nil)
6277         [self setProgressPercent:[status objectForKey:@"Percent"]];
6278 }
6279
6280 - (void) setUpdateDelegate:(id)delegate {
6281     updatedelegate_ = delegate;
6282 }
6283
6284 - (UIView *) transitionView {
6285     if ([self respondsToSelector:@selector(_transitionView)])
6286         return [self _transitionView];
6287     else
6288         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6289 }
6290
6291 - (void) dropBar:(BOOL)animated {
6292     if (dropped_)
6293         return;
6294     dropped_ = true;
6295
6296     UIView *transition([self transitionView]);
6297     [[self view] addSubview:refreshbar_];
6298
6299     CGRect barframe([refreshbar_ frame]);
6300
6301     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6302         barframe.origin.y = CYStatusBarHeight();
6303     else
6304         barframe.origin.y = 0;
6305
6306     [refreshbar_ setFrame:barframe];
6307
6308     if (animated)
6309         [UIView beginAnimations:nil context:NULL];
6310
6311     CGRect viewframe = [transition frame];
6312     viewframe.origin.y += barframe.size.height;
6313     viewframe.size.height -= barframe.size.height;
6314     [transition setFrame:viewframe];
6315
6316     if (animated)
6317         [UIView commitAnimations];
6318
6319     // Ensure bar has the proper width for our view, it might have changed
6320     barframe.size.width = viewframe.size.width;
6321     [refreshbar_ setFrame:barframe];
6322 }
6323
6324 - (void) raiseBar:(BOOL)animated {
6325     if (!dropped_)
6326         return;
6327     dropped_ = false;
6328
6329     UIView *transition([self transitionView]);
6330     [refreshbar_ removeFromSuperview];
6331
6332     CGRect barframe([refreshbar_ frame]);
6333
6334     if (animated)
6335         [UIView beginAnimations:nil context:NULL];
6336
6337     CGRect viewframe = [transition frame];
6338     viewframe.origin.y -= barframe.size.height;
6339     viewframe.size.height += barframe.size.height;
6340     [transition setFrame:viewframe];
6341
6342     if (animated)
6343         [UIView commitAnimations];
6344 }
6345
6346 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6347     bool dropped(dropped_);
6348
6349     if (dropped)
6350         [self raiseBar:NO];
6351
6352     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6353
6354     if (dropped)
6355         [self dropBar:NO];
6356 }
6357
6358 - (void) statusBarFrameChanged:(NSNotification *)notification {
6359     if (dropped_) {
6360         [self raiseBar:NO];
6361         [self dropBar:NO];
6362     }
6363 }
6364
6365 @end
6366 /* }}} */
6367
6368 /* Cydia Navigation Controller Implementation {{{ */
6369 @implementation UINavigationController (Cydia)
6370
6371 - (NSArray *) navigationURLCollection {
6372     NSMutableArray *stack([NSMutableArray array]);
6373
6374     for (CyteViewController *controller in [self viewControllers]) {
6375         NSString *url = [[controller navigationURL] absoluteString];
6376         if (url != nil)
6377             [stack addObject:url];
6378     }
6379
6380     return stack;
6381 }
6382
6383 - (void) reloadData {
6384     [super reloadData];
6385
6386     UIViewController *visible([self visibleViewController]);
6387     if (visible != nil)
6388         [visible reloadData];
6389
6390     // on the iPad, this view controller is ALSO visible. :(
6391     if (IsWildcat_)
6392         if (UIViewController *top = [self topViewController])
6393             if (top != visible)
6394                 [top reloadData];
6395 }
6396
6397 - (void) unloadData {
6398     for (CyteViewController *page in [self viewControllers])
6399         [page unloadData];
6400
6401     [super unloadData];
6402 }
6403
6404 @end
6405 /* }}} */
6406
6407 /* Cydia:// Protocol {{{ */
6408 @interface CydiaURLProtocol : NSURLProtocol {
6409 }
6410
6411 @end
6412
6413 @implementation CydiaURLProtocol
6414
6415 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6416     NSURL *url([request URL]);
6417     if (url == nil)
6418         return NO;
6419
6420     NSString *scheme([[url scheme] lowercaseString]);
6421     if (scheme != nil && [scheme isEqualToString:@"cydia"])
6422         return YES;
6423     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
6424         return YES;
6425
6426     return NO;
6427 }
6428
6429 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6430     return request;
6431 }
6432
6433 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6434     id<NSURLProtocolClient> client([self client]);
6435     if (icon == nil)
6436         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6437     else {
6438         NSData *data(UIImagePNGRepresentation(icon));
6439
6440         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6441         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6442         [client URLProtocol:self didLoadData:data];
6443         [client URLProtocolDidFinishLoading:self];
6444     }
6445 }
6446
6447 - (void) startLoading {
6448     id<NSURLProtocolClient> client([self client]);
6449     NSURLRequest *request([self request]);
6450
6451     NSURL *url([request URL]);
6452     NSString *href([url absoluteString]);
6453     NSString *scheme([[url scheme] lowercaseString]);
6454
6455     NSString *path;
6456
6457     if ([scheme isEqualToString:@"cydia"])
6458         path = [href substringFromIndex:8];
6459     else if ([scheme isEqualToString:@"about"])
6460         path = [href substringFromIndex:12];
6461     else _assert(false);
6462
6463     NSRange slash([path rangeOfString:@"/"]);
6464
6465     NSString *command;
6466     if (slash.location == NSNotFound) {
6467         command = path;
6468         path = nil;
6469     } else {
6470         command = [path substringToIndex:slash.location];
6471         path = [path substringFromIndex:(slash.location + 1)];
6472     }
6473
6474     Database *database([Database sharedInstance]);
6475
6476     if ([command isEqualToString:@"package-icon"]) {
6477         if (path == nil)
6478             goto fail;
6479         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6480         Package *package([database packageWithName:path]);
6481         if (package == nil)
6482             goto fail;
6483         [package parse];
6484         UIImage *icon([package icon]);
6485         [self _returnPNGWithImage:icon forRequest:request];
6486     } else if ([command isEqualToString:@"uikit-image"]) {
6487         if (path == nil)
6488             goto fail;
6489         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6490         UIImage *icon(_UIImageWithName(path));
6491         [self _returnPNGWithImage:icon forRequest:request];
6492     } else if ([command isEqualToString:@"section-icon"]) {
6493         if (path == nil)
6494             goto fail;
6495         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6496         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
6497         if (icon == nil)
6498             icon = [UIImage applicationImageNamed:@"unknown.png"];
6499         [self _returnPNGWithImage:icon forRequest:request];
6500     } else fail: {
6501         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6502     }
6503 }
6504
6505 - (void) stopLoading {
6506 }
6507
6508 @end
6509 /* }}} */
6510
6511 /* Section Controller {{{ */
6512 @interface SectionController : FilteredPackageListController {
6513     _H<IndirectDelegate, 1> indirect_;
6514     _H<CydiaObject> cydia_;
6515     _H<NSString> section_;
6516     _H<NSString> key_;
6517     _transient Source *source_;
6518     std::vector< _H<CyteWebViewTableViewCell, 1> > promoted_;
6519 }
6520
6521 - (id) initWithDatabase:(Database *)database section:(NSString *)section source:(Source *)source;
6522
6523 @end
6524
6525 @implementation SectionController
6526
6527 - (NSURL *) referrerURL {
6528     NSMutableString *path = [NSMutableString string];
6529
6530     if (source_ != nil) {
6531         [path appendString:[NSString stringWithFormat:@"sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
6532     } else {
6533         [path appendString:@"sections"];
6534     }
6535
6536     [path appendString:@"/"];
6537
6538     if (section_ != nil) {
6539         [path appendString:[NSString stringWithFormat:@"%@", [section_ stringByAddingPercentEscapesIncludingReserved]]];
6540     } else {
6541         [path appendString:@"all"];
6542     }
6543
6544     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/%@", UI_, path]];
6545 }
6546
6547 - (NSURL *) navigationURL {
6548     NSMutableString *path = [NSMutableString string];
6549
6550     if (source_ != nil) {
6551         [path appendString:[NSString stringWithFormat:@"sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
6552     } else {
6553         [path appendString:@"sections"];
6554     }
6555
6556     [path appendString:@"/"];
6557
6558     if (section_ != nil) {
6559         [path appendString:[NSString stringWithFormat:@"%@", [section_ stringByAddingPercentEscapesIncludingReserved]]];
6560     } else {
6561         [path appendString:@"all"];
6562     }
6563
6564     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://%@", path]];
6565 }
6566
6567 - (id) initWithDatabase:(Database *)database section:(NSString *)name source:(Source *)source {
6568     NSString *title;
6569     if (name == nil)
6570         title = UCLocalize("ALL_PACKAGES");
6571     else if (![name isEqual:@""])
6572         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6573     else
6574         title = UCLocalize("NO_SECTION");
6575
6576     if ((self = [super initWithDatabase:database title:title]) != nil) {
6577         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
6578         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
6579
6580         [datasource_ addFilter:@"section" withSelector:@selector(isVisibleInSection:) priority:kPackageListFilterPriorityHigh object:name];
6581         [datasource_ addFilter:@"source" withSelector:@selector(isVisibleInSource:) priority:kPackageListFilterPriorityHigh object:source];
6582
6583         section_ = name;
6584         source_ = source;
6585         key_ = [source key];
6586     } return self;
6587 }
6588
6589 /*- (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6590     return [super numberOfSectionsInTableView:list] + 1;
6591 }
6592
6593 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6594     return section == 0 ? nil : [super tableView:list titleForHeaderInSection:(section - 1)];
6595 }
6596
6597 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6598     return section == 0 ? promoted_.size() : [super tableView:list numberOfRowsInSection:(section - 1)];
6599 }
6600
6601 + (NSIndexPath *) adjustedIndexPath:(NSIndexPath *)path {
6602     return [NSIndexPath indexPathForRow:[path row] inSection:([path section] - 1)];
6603 }
6604
6605 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6606     if ([path section] != 0)
6607         return [super tableView:table cellForRowAtIndexPath:[SectionController adjustedIndexPath:path]];
6608
6609     return promoted_[[path row]];
6610 }
6611
6612 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6613     if ([path section] != 0)
6614         return [super tableView:table didSelectRowAtIndexPath:[SectionController adjustedIndexPath:path]];
6615 }
6616
6617 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6618     NSInteger section([super tableView:tableView sectionForSectionIndexTitle:title atIndex:index]);
6619     return section == 0 ? 0 : section + 1;
6620 }*/
6621
6622 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
6623     NSURL *url([request URL]);
6624     if (url == nil)
6625         return;
6626
6627     if ([frame isEqualToString:@"_open"])
6628         [delegate_ openURL:url];
6629     else {
6630         WebFrame *frame(nil);
6631         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
6632             frame = [WebActionElement objectForKey:@"WebElementFrame"];
6633         if (frame == nil)
6634             frame = [view mainFrame];
6635
6636         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
6637
6638         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
6639         [controller setDelegate:delegate_];
6640         [[self navigationController] pushViewController:controller animated:YES];
6641     }
6642
6643     [listener ignore];
6644 }
6645
6646 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
6647     return [CydiaWebViewController requestWithHeaders:request];
6648 }
6649
6650 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
6651     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
6652 }
6653
6654 - (void) loadView {
6655     [super loadView];
6656
6657     // XXX: this code is horrible. I mean, wtf Jay?
6658     if (ShowPromoted_ && [[Metadata_ objectForKey:@"ShowPromoted"] boolValue]) {
6659         promoted_.resize(1);
6660
6661         for (unsigned i(0); i != promoted_.size(); ++i) {
6662             CyteWebViewTableViewCell *promoted([CyteWebViewTableViewCell cellWithRequest:[NSURLRequest
6663                 requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sectionhead/%u/%@",
6664                     UI_, i, section_ == nil ? @"" : [section_ stringByAddingPercentEscapesIncludingReserved]]
6665                 ]]
6666
6667                 cachePolicy:NSURLRequestUseProtocolCachePolicy
6668                 timeoutInterval:120
6669             ]]);
6670
6671             [promoted setDelegate:self];
6672             promoted_[i] = promoted;
6673         }
6674     }
6675 }
6676
6677 - (void) setDelegate:(id)delegate {
6678     [super setDelegate:delegate];
6679     [cydia_ setDelegate:delegate];
6680 }
6681
6682 - (void) releaseSubviews {
6683     promoted_.clear();
6684     [super releaseSubviews];
6685 }
6686
6687 - (void)reloadData {
6688     source_ = [database_ sourceWithKey:key_];
6689     key_ = [source_ key];
6690     [datasource_ setObject:source_ forFilter:@"source"];
6691
6692     [super reloadData];
6693 }
6694
6695 @end
6696 /* }}} */
6697 /* Sections Controller {{{ */
6698 @interface SectionsController : CyteViewController <
6699     UITableViewDataSource,
6700     UITableViewDelegate
6701 > {
6702     _transient Database *database_;
6703     _H<NSMutableArray> sections_;
6704     _H<NSMutableArray> filtered_;
6705     _H<UITableView, 2> list_;
6706     _H<NSString> key_;
6707     _transient Source *source_;
6708 }
6709
6710 - (id) initWithDatabase:(Database *)database source:(Source *)source;
6711 - (void) editButtonClicked;
6712
6713 @end
6714
6715 @implementation SectionsController
6716
6717 - (NSURL *) navigationURL {
6718     if (source_ != nil) {
6719         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
6720     } else {
6721         return [NSURL URLWithString:@"cydia://sections"];
6722     }
6723 }
6724
6725 - (NSString *)defaultTitle {
6726     if (source_ != nil) {
6727         return [source_ label];
6728     } else {
6729         return UCLocalize("SECTIONS");
6730     }
6731 }
6732
6733 - (void) updateNavigationItem {
6734     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : [self defaultTitle]];
6735     if ([sections_ count] == 0) {
6736         [[self navigationItem] setRightBarButtonItem:nil];
6737     } else {
6738         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
6739             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
6740             target:self
6741             action:@selector(editButtonClicked)
6742         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
6743     }
6744 }
6745
6746 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
6747     [super setEditing:editing animated:animated];
6748
6749     if (editing)
6750         [list_ reloadData];
6751     else
6752         [delegate_ updateData];
6753
6754     [self updateNavigationItem];
6755 }
6756
6757 - (void) viewDidAppear:(BOOL)animated {
6758     [super viewDidAppear:animated];
6759     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6760 }
6761
6762 - (void) viewWillDisappear:(BOOL)animated {
6763     [super viewWillDisappear:animated];
6764     [self setEditing:NO];
6765 }
6766
6767 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
6768     Section *section = nil;
6769     int index = [indexPath row];
6770     if (![self isEditing]) {
6771         index -= 1;
6772         if (index >= 0)
6773             section = [filtered_ objectAtIndex:index];
6774     } else {
6775         section = [sections_ objectAtIndex:index];
6776     }
6777     return section;
6778 }
6779
6780 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6781     if ([self isEditing])
6782         return [sections_ count];
6783     else
6784         return [filtered_ count] + 1;
6785 }
6786
6787 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6788     return 45.0f;
6789 }*/
6790
6791 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6792     static NSString *reuseIdentifier = @"SectionCell";
6793
6794     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6795     if (cell == nil)
6796         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6797
6798     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
6799
6800     return cell;
6801 }
6802
6803 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
6804     if ([self isEditing])
6805         return;
6806
6807     Section *section = [self sectionAtIndexPath:indexPath];
6808
6809     SectionController *controller = [[[SectionController alloc]
6810         initWithDatabase:database_
6811         section:[section name]
6812         source:source_
6813     ] autorelease];
6814     [controller setDelegate:delegate_];
6815
6816     [[self navigationController] pushViewController:controller animated:YES];
6817 }
6818
6819 - (void) loadView {
6820     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6821     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6822     [list_ setRowHeight:45.0f];
6823     [(UITableView *) list_ setDataSource:self];
6824     [list_ setDelegate:self];
6825     [self setView:list_];
6826 }
6827
6828 - (void) viewDidLoad {
6829     [super viewDidLoad];
6830
6831     [[self navigationItem] setTitle:[self defaultTitle]];
6832 }
6833
6834 - (void) releaseSubviews {
6835     list_ = nil;
6836
6837     sections_ = nil;
6838     filtered_ = nil;
6839
6840     [super releaseSubviews];
6841 }
6842
6843 - (id) initWithDatabase:(Database *)database source:(Source *)source {
6844     if ((self = [super init]) != nil) {
6845         database_ = database;
6846         source_ = source;
6847         key_ = [source_ key];
6848     } return self;
6849 }
6850
6851 - (void) reloadData {
6852     source_ = [database_ sourceWithKey:key_];
6853     key_ = [source_ key];
6854
6855     [[self navigationItem] setTitle:[source_ label]];
6856
6857     [super reloadData];
6858
6859     NSArray *packages = [database_ packages];
6860
6861     sections_ = [NSMutableArray arrayWithCapacity:16];
6862     filtered_ = [NSMutableArray arrayWithCapacity:16];
6863
6864     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
6865
6866     _trace();
6867     for (Package *package in packages) {
6868         // Ignore packages from other sources (but allow all without a source).
6869         if (source_ != nil && ![package isVisibleInSource:source_]) continue;
6870
6871         NSString *name([package section]);
6872         NSString *key(name == nil ? @"" : name);
6873
6874         Section *section;
6875
6876         _profile(SectionsView$reloadData$Section)
6877             section = [sections objectForKey:key];
6878             if (section == nil) {
6879                 _profile(SectionsView$reloadData$Section$Allocate)
6880                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
6881                     [sections setObject:section forKey:key];
6882                 _end
6883             }
6884         _end
6885
6886         [section addToCount];
6887
6888         _profile(SectionsView$reloadData$Filter)
6889             if (![package valid] || ![package visible])
6890                 continue;
6891         _end
6892
6893         [section addToRow];
6894     }
6895     _trace();
6896
6897     [sections_ addObjectsFromArray:[sections allValues]];
6898
6899     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
6900
6901     for (Section *section in (id) sections_) {
6902         size_t count([section row]);
6903         if (count == 0)
6904             continue;
6905
6906         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
6907         [section setCount:count];
6908         [filtered_ addObject:section];
6909     }
6910
6911     [self updateNavigationItem];
6912     [list_ reloadData];
6913     _trace();
6914 }
6915
6916 - (void) editButtonClicked {
6917     [self setEditing:![self isEditing] animated:YES];
6918 }
6919
6920 @end
6921 /* }}} */
6922
6923 /* Changes Controller {{{ */
6924 @interface ChangesPackageListDataSource : FilteredPackageListDataSource {
6925     unsigned upgrades_;
6926 }
6927
6928 @end
6929
6930 @implementation ChangesPackageListDataSource
6931
6932 - (NSMutableArray *) _reloadPackages {
6933 @synchronized (database_) {
6934     era_ = [database_ era];
6935     NSArray *packages([database_ packages]);
6936
6937     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6938
6939     _trace();
6940     _profile(ChangesPackageListController$_reloadPackages$Filter)
6941         for (Package *package in packages)
6942             if ([package upgradableAndEssential:YES] || [package visible])
6943                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
6944     _end
6945     _trace();
6946     _profile(ChangesPackageListController$_reloadPackages$radixSort)
6947         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
6948     _end
6949     _trace();
6950
6951     return filtered;
6952 } }
6953
6954 - (void) reloadData {
6955     NSArray *packages = [self _reloadPackages];
6956
6957 @synchronized (database_) {
6958     packages_ = packages;
6959     sections_ = [NSMutableArray arrayWithCapacity:16];
6960
6961     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
6962     Section *ignored = nil;
6963     Section *section = nil;
6964     time_t last = 0;
6965
6966     upgrades_ = 0;
6967     bool unseens = false;
6968
6969     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
6970
6971     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
6972         Package *package = [packages_ objectAtIndex:offset];
6973
6974         BOOL uae = [package upgradableAndEssential:YES];
6975
6976         if (!uae) {
6977             unseens = true;
6978             time_t seen([package seen]);
6979
6980             if (section == nil || last != seen) {
6981                 last = seen;
6982
6983                 NSString *name;
6984                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
6985                 [name autorelease];
6986
6987                 _profile(ChangesPackageListController$reloadData$Allocate)
6988                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
6989                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
6990                     [sections_ addObject:section];
6991                 _end
6992             }
6993
6994             [section addToCount];
6995         } else if ([package ignored]) {
6996             if (ignored == nil) {
6997                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
6998             }
6999             [ignored addToCount];
7000         } else {
7001             ++upgrades_;
7002             [upgradable addToCount];
7003         }
7004     }
7005     _trace();
7006
7007     CFRelease(formatter);
7008
7009     if (unseens) {
7010         Section *last = [sections_ lastObject];
7011         size_t count = [last count];
7012         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7013         [sections_ removeLastObject];
7014     }
7015
7016     if ([ignored count] != 0)
7017         [sections_ insertObject:ignored atIndex:0];
7018     if (upgrades_ != 0)
7019         [sections_ insertObject:upgradable atIndex:0];
7020 } }
7021
7022 - (int) upgrades {
7023     return upgrades_;
7024 }
7025
7026 + (BOOL) supportsSearch {
7027     return NO;
7028 }
7029
7030 @end
7031
7032 @interface ChangesPackageListController : FilteredPackageListController <
7033     CyteWebViewDelegate
7034 > {
7035     _H<CyteWebView, 1> dickbar_;
7036     _H<IndirectDelegate, 1> indirect_;
7037     _H<CydiaObject> cydia_;
7038 }
7039
7040 - (id) initWithDatabase:(Database *)database;
7041
7042 @end
7043
7044 @implementation ChangesPackageListController
7045
7046 - (NSURL *) navigationURL {
7047     return [NSURL URLWithString:@"cydia://changes"];
7048 }
7049
7050 - (void) viewDidAppear:(BOOL)animated {
7051     [super viewDidAppear:animated];
7052     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7053 }
7054
7055 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
7056     Package *package([datasource_ packageAtIndexPath:path]);
7057     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[NSString stringWithFormat:@"%@/#!/changes/", UI_]] autorelease]);
7058     [view setDelegate:delegate_];
7059     [[self navigationController] pushViewController:view animated:YES];
7060 }
7061
7062 + (Class) dataSourceClass {
7063     return [ChangesPackageListDataSource class];
7064 }
7065
7066 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7067     NSString *context([alert context]);
7068
7069     if ([context isEqualToString:@"norefresh"])
7070         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7071 }
7072
7073 - (void) refreshButtonClicked {
7074     if (IsReachable("cydia.saurik.com")) {
7075         [delegate_ beginUpdate];
7076         [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7077     } else {
7078         UIAlertView *alert = [[[UIAlertView alloc]
7079             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
7080             message:@"Host Unreachable" // XXX: Localize
7081             delegate:self
7082             cancelButtonTitle:UCLocalize("OK")
7083             otherButtonTitles:nil
7084         ] autorelease];
7085
7086         [alert setContext:@"norefresh"];
7087         [alert show];
7088     }
7089 }
7090
7091 - (void) upgradeButtonClicked {
7092     [delegate_ distUpgrade];
7093     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7094 }
7095
7096 - (void) loadView {
7097     [super loadView];
7098
7099     if (AprilFools_ && kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
7100         CGRect dickframe([[self view] bounds]);
7101         dickframe.size.height = 44;
7102
7103         dickbar_ = [[[CyteWebView alloc] initWithFrame:dickframe] autorelease];
7104         [dickbar_ setDelegate:self];
7105         [[self view] addSubview:dickbar_];
7106
7107         [dickbar_ setBackgroundColor:[UIColor clearColor]];
7108         [dickbar_ setScalesPageToFit:YES];
7109
7110         UIWebDocumentView *document([dickbar_ _documentView]);
7111         [document setBackgroundColor:[UIColor clearColor]];
7112         [document setDrawsBackground:NO];
7113
7114         WebView *webview([document webView]);
7115         [webview setShouldUpdateWhileOffscreen:NO];
7116
7117         UIScrollView *scroller([dickbar_ scrollView]);
7118         [scroller setScrollingEnabled:NO];
7119         [scroller setFixedBackgroundPattern:YES];
7120         [scroller setBackgroundColor:[UIColor clearColor]];
7121
7122         WebPreferences *preferences([webview preferences]);
7123         [preferences setCacheModel:WebCacheModelDocumentBrowser];
7124         [preferences setJavaScriptCanOpenWindowsAutomatically:YES];
7125         [preferences setOfflineWebApplicationCacheEnabled:YES];
7126
7127         [dickbar_ loadRequest:[NSURLRequest
7128             requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/dickbar/", UI_]]]
7129             cachePolicy:NSURLRequestUseProtocolCachePolicy
7130             timeoutInterval:120
7131         ]];
7132
7133         UIEdgeInsets inset = {44, 0, 0, 0};
7134         [list_ setContentInset:inset];
7135
7136         [dickbar_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
7137     }
7138 }
7139
7140 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7141     NSURL *url([request URL]);
7142     if (url == nil)
7143         return;
7144
7145     if ([frame isEqualToString:@"_open"])
7146         [delegate_ openURL:url];
7147     else {
7148         WebFrame *frame(nil);
7149         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7150             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7151         if (frame == nil)
7152             frame = [view mainFrame];
7153
7154         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7155
7156         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7157         [controller setDelegate:delegate_];
7158         [[self navigationController] pushViewController:controller animated:YES];
7159     }
7160
7161     [listener ignore];
7162 }
7163
7164 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7165     return [CydiaWebViewController requestWithHeaders:request];
7166 }
7167
7168 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7169     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7170 }
7171
7172 - (void) setDelegate:(id)delegate {
7173     [super setDelegate:delegate];
7174     [cydia_ setDelegate:delegate];
7175 }
7176
7177 - (void) releaseSubviews {
7178     dickbar_ = nil;
7179
7180     [super releaseSubviews];
7181 }
7182
7183 - (id) initWithDatabase:(Database *)database {
7184     if ((self = [super initWithDatabase:database title:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES"))]) != nil) {
7185         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7186         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7187         database_ = database;
7188     } return self;
7189 }
7190
7191 - (void) reloadData {
7192     [super reloadData];
7193
7194     [[self navigationItem] setRightBarButtonItem:([datasource_ upgrades] == 0 ? nil : [[[UIBarButtonItem alloc]
7195         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", [datasource_ upgrades]]]
7196         style:UIBarButtonItemStylePlain
7197         target:self
7198         action:@selector(upgradeButtonClicked)
7199     ] autorelease]) animated:YES];
7200
7201     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7202         initWithTitle:UCLocalize("REFRESH")
7203         style:UIBarButtonItemStylePlain
7204         target:self
7205         action:@selector(refreshButtonClicked)
7206     ] autorelease]) animated:YES];
7207
7208     PrintTimes();
7209 }
7210
7211 @end
7212 /* }}} */
7213 /* Package Settings Controller {{{ */
7214 @interface PackageSettingsController : CyteViewController <
7215     UITableViewDataSource,
7216     UITableViewDelegate
7217 > {
7218     _transient Database *database_;
7219     _H<NSString> name_;
7220     _H<Package> package_;
7221     _H<UITableView, 2> table_;
7222     _H<UISwitch> subscribedSwitch_;
7223     _H<UISwitch> ignoredSwitch_;
7224     _H<UITableViewCell> subscribedCell_;
7225     _H<UITableViewCell> ignoredCell_;
7226 }
7227
7228 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7229
7230 @end
7231
7232 @implementation PackageSettingsController
7233
7234 - (NSURL *) navigationURL {
7235     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7236 }
7237
7238 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7239     if (package_ == nil)
7240         return 0;
7241
7242     if ([package_ installed] == nil)
7243         return 1;
7244     else
7245         return 2;
7246 }
7247
7248 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7249     if (package_ == nil)
7250         return 0;
7251
7252     // both sections contain just one item right now.
7253     return 1;
7254 }
7255
7256 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7257     return nil;
7258 }
7259
7260 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7261     if (section == 0)
7262         return UCLocalize("SHOW_ALL_CHANGES_EX");
7263     else
7264         return UCLocalize("IGNORE_UPGRADES_EX");
7265 }
7266
7267 - (void) onSubscribed:(id)control {
7268     bool value([control isOn]);
7269     if (package_ == nil)
7270         return;
7271     if ([package_ setSubscribed:value])
7272         [delegate_ updateData];
7273 }
7274
7275 - (void) _updateIgnored {
7276     const char *package([name_ UTF8String]);
7277     bool on([ignoredSwitch_ isOn]);
7278
7279     pid_t pid(ExecFork());
7280     if (pid == 0) {
7281         FILE *dpkg(popen("dpkg --set-selections", "w"));
7282         fwrite(package, strlen(package), 1, dpkg);
7283
7284         if (on)
7285             fwrite(" hold\n", 6, 1, dpkg);
7286         else
7287             fwrite(" install\n", 9, 1, dpkg);
7288
7289         pclose(dpkg);
7290
7291         exit(0);
7292         _assert(false);
7293     }
7294
7295     ReapZombie(pid);
7296 }
7297
7298 - (void) onIgnored:(id)control {
7299     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7300     [invocation setTarget:self];
7301     [invocation setSelector:@selector(_updateIgnored)];
7302
7303     [delegate_ reloadDataWithInvocation:invocation];
7304 }
7305
7306 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7307     if (package_ == nil)
7308         return nil;
7309
7310     switch ([indexPath section]) {
7311         case 0: return subscribedCell_;
7312         case 1: return ignoredCell_;
7313
7314         _nodefault
7315     }
7316
7317     return nil;
7318 }
7319
7320 - (void) loadView {
7321     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7322     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7323     [self setView:view];
7324
7325     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7326     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7327     [(UITableView *) table_ setDataSource:self];
7328     [table_ setDelegate:self];
7329     [view addSubview:table_];
7330
7331     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7332     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7333     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7334
7335     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7336     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7337     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7338
7339     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7340     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7341     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7342     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7343
7344     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7345     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7346     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7347     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7348 }
7349
7350 - (void) viewDidLoad {
7351     [super viewDidLoad];
7352
7353     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7354 }
7355
7356 - (void) releaseSubviews {
7357     ignoredCell_ = nil;
7358     subscribedCell_ = nil;
7359     table_ = nil;
7360     ignoredSwitch_ = nil;
7361     subscribedSwitch_ = nil;
7362
7363     [super releaseSubviews];
7364 }
7365
7366 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7367     if ((self = [super init]) != nil) {
7368         database_ = database;
7369         name_ = package;
7370     } return self;
7371 }
7372
7373 - (void) reloadData {
7374     [super reloadData];
7375
7376     package_ = [database_ packageWithName:name_];
7377
7378     if (package_ != nil) {
7379         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7380         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7381     } // XXX: what now, G?
7382
7383     [table_ reloadData];
7384 }
7385
7386 @end
7387 /* }}} */
7388
7389 /* Installed Controller {{{ */
7390 @interface InstalledController : FilteredPackageListController {
7391     BOOL expert_;
7392 }
7393
7394 - (id) initWithDatabase:(Database *)database;
7395
7396 - (void) updateRoleButton;
7397
7398 @end
7399
7400 @implementation InstalledController
7401
7402 - (NSURL *) referrerURL {
7403     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
7404 }
7405
7406 - (NSURL *) navigationURL {
7407     return [NSURL URLWithString:@"cydia://installed"];
7408 }
7409
7410 - (id) initWithDatabase:(Database *)database {
7411     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") ]) != nil) {
7412         [datasource_ addFilter:@"installed" withSelector:@selector(isInstalledAndUnfiltered:) priority:kPackageListFilterPriorityHigh object:[NSNumber numberWithBool:YES]];
7413         [self updateRoleButton];
7414     } return self;
7415 }
7416
7417 - (void) updateRoleButton {
7418     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7419         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7420             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7421             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7422             target:self
7423             action:@selector(roleButtonClicked)
7424         ] autorelease]];
7425 }
7426
7427 - (void) roleButtonClicked {
7428     [datasource_ setObject:[NSNumber numberWithBool:expert_] forFilter:@"installed"];
7429     [self reloadData];
7430     expert_ = !expert_;
7431
7432     [self updateRoleButton];
7433 }
7434
7435 @end
7436 /* }}} */
7437
7438 /* Confirmation Controller {{{ */
7439 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
7440     if (!iterator.end())
7441         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
7442             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
7443                 continue;
7444             pkgCache::PkgIterator package(dep.TargetPkg());
7445             if (package.end())
7446                 continue;
7447             if (strcmp(package.Name(), "mobilesubstrate") == 0)
7448                 return true;
7449         }
7450
7451     return false;
7452 }
7453
7454 @protocol ConfirmationControllerDelegate
7455 - (void) clearQueue;
7456 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
7457 @end
7458
7459 @interface ConfirmationControllerDataSource : FilteredPackageListDataSource {
7460     _H<NSMutableArray> issues_;
7461     BOOL removeEssential_;
7462     BOOL substrate_;
7463 }
7464
7465 @property (nonatomic, readonly) NSMutableArray *issues;
7466 @property (nonatomic, readonly, assign, getter=willRemoveEssential) BOOL removeEssential;
7467 @property (nonatomic, readonly, assign) BOOL substrate;
7468
7469 @end
7470
7471 @implementation ConfirmationControllerDataSource
7472
7473 - (int) numberOfSectionsInTableView:(UITableView *)table {
7474 int n = [super numberOfSectionsInTableView:table];
7475     NSLog(@"nubmer of sectoins: %d");
7476     return n;
7477 }
7478
7479 - (NSMutableArray *)issues {
7480     return issues_;
7481 }
7482
7483 - (BOOL)willRemoveEssential {
7484     return removeEssential_;
7485 }
7486
7487 - (BOOL)substrate {
7488     return substrate_;
7489 }
7490
7491 + (BOOL)supportsSearch {
7492     return NO;
7493 }
7494
7495 - (void)reloadData {
7496     bool remove(false);
7497
7498     era_ = [database_ era];
7499
7500     pkgCacheFile &cache([database_ cache]);
7501     NSArray *packages([database_ packages]);
7502     pkgDepCache::Policy *policy([database_ policy]);
7503
7504     issues_ = [NSMutableArray arrayWithCapacity:4];
7505
7506     Section *installsSection = [[[Section alloc] initWithName:@"Install" localized:UCLocalize("INSTALLS")] autorelease];
7507     Section *reinstallsSection = [[[Section alloc] initWithName:@"Reinstall" localized:UCLocalize("REINSTALLS")] autorelease];
7508     Section *upgradesSection = [[[Section alloc] initWithName:@"Upgrade" localized:UCLocalize("UPGRADES")] autorelease];
7509     Section *downgradesSection = [[[Section alloc] initWithName:@"Downgrade" localized:UCLocalize("DOWNGRADES")] autorelease];
7510     Section *removesSection = [[[Section alloc] initWithName:@"Remove" localized:UCLocalize("REMOVES")] autorelease];
7511
7512     NSMutableArray *installs = [NSMutableArray arrayWithCapacity:16];
7513     NSMutableArray *reinstalls = [NSMutableArray arrayWithCapacity:16];
7514     NSMutableArray *upgrades = [NSMutableArray arrayWithCapacity:16];
7515     NSMutableArray *downgrades = [NSMutableArray arrayWithCapacity:16];
7516     NSMutableArray *removes = [NSMutableArray arrayWithCapacity:16];
7517
7518     for (Package *package in packages) {
7519         pkgCache::PkgIterator iterator([package iterator]);
7520         NSString *name([package id]);
7521
7522         if ([package broken]) {
7523             NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
7524
7525             [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
7526                 name, @"package",
7527                 reasons, @"reasons",
7528             nil]];
7529
7530             pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
7531             if (ver.end())
7532                 continue;
7533
7534             for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
7535                 pkgCache::DepIterator start;
7536                 pkgCache::DepIterator end;
7537                 dep.GlobOr(start, end); // ++dep
7538
7539                 if (!cache->IsImportantDep(end))
7540                     continue;
7541                 if ((cache[end] & pkgDepCache::DepGInstall) != 0)
7542                     continue;
7543
7544                 NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
7545
7546                 [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
7547                     [NSString stringWithUTF8String:start.DepType()], @"relationship",
7548                     clauses, @"clauses",
7549                 nil]];
7550
7551                 _forever {
7552                     NSString *reason, *installed((NSString *) [WebUndefined undefined]);
7553
7554                     pkgCache::PkgIterator target(start.TargetPkg());
7555                     if (target->ProvidesList != 0)
7556                         reason = @"missing";
7557                     else {
7558                         pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
7559                         if (!ver.end()) {
7560                             reason = @"installed";
7561                             installed = [NSString stringWithUTF8String:ver.VerStr()];
7562                         } else if (!cache[target].CandidateVerIter(cache).end())
7563                             reason = @"uninstalled";
7564                         else if (target->ProvidesList == 0)
7565                             reason = @"uninstallable";
7566                         else
7567                             reason = @"virtual";
7568                     }
7569
7570                     NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
7571                         [NSString stringWithUTF8String:start.CompType()], @"operator",
7572                         [NSString stringWithUTF8String:start.TargetVer()], @"value",
7573                     nil]);
7574                     [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
7575                         [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
7576                         version, @"version",
7577                         reason, @"reason",
7578                         installed, @"installed",
7579                     nil]];
7580
7581                     // yes, seriously. (wtf?)
7582                     if (start == end)
7583                         break;
7584                     ++start;
7585                 }
7586             }
7587         }
7588
7589         pkgDepCache::StateCache &state(cache[iterator]);
7590
7591         static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
7592
7593         if (state.NewInstall()) {
7594             [installs addObject:package];
7595             [installsSection addToCount];
7596         // XXX: } else if (state.Install()) {
7597         } else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall) {
7598             [reinstalls addObject:package];
7599             [reinstallsSection addToCount];
7600         // XXX: move before previous if
7601         } else if (state.Upgrade()) {
7602             [upgrades addObject:package];
7603             [upgradesSection addToCount];
7604         } else if (state.Downgrade()) {
7605             [downgrades addObject:package];
7606             [downgradesSection addToCount];
7607         } else if (!state.Delete()) {
7608             // XXX: _assert(state.Keep());
7609             continue;
7610         } else if (special_r(name)) {
7611             [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
7612                 [NSNull null], @"package",
7613                 [NSArray arrayWithObjects:
7614                     [NSDictionary dictionaryWithObjectsAndKeys:
7615                         @"Conflicts", @"relationship",
7616                         [NSArray arrayWithObjects:
7617                             [NSDictionary dictionaryWithObjectsAndKeys:
7618                                 name, @"package",
7619                                 [NSNull null], @"version",
7620                                 @"installed", @"reason",
7621                             nil],
7622                         nil], @"clauses",
7623                     nil],
7624                 nil], @"reasons",
7625             nil]];
7626         } else {
7627             if ([package essential])
7628                 remove = true;
7629             [removes addObject:package];
7630             [removesSection addToCount];
7631         }
7632
7633         substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
7634         substrate_ |= DepSubstrate(iterator.CurrentVer());
7635     }
7636
7637     /*sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
7638         [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
7639         [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
7640     nil];*/
7641
7642     NSMutableArray *packagesList = [NSMutableArray arrayWithCapacity:64];
7643     size_t count = 0;
7644     count += [installs count];
7645     [packagesList addObjectsFromArray:installs];
7646     for (size_t i = 0; i < count; i++) [reinstallsSection addToRow];
7647     count += [reinstalls count];
7648     [packagesList addObjectsFromArray:reinstalls];
7649     for (size_t i = 0; i < count; i++) [upgradesSection addToRow];
7650     count += [upgrades count];
7651     [packagesList addObjectsFromArray:upgrades];
7652     for (size_t i = 0; i < count; i++) [downgradesSection addToRow];
7653     count += [downgrades count];
7654     [packagesList addObjectsFromArray:downgrades];
7655     for (size_t i = 0; i < count; i++) [removesSection addToRow];
7656     [packagesList addObjectsFromArray:removes];
7657     packages_ = packagesList;
7658
7659     sections_ = [NSMutableArray arrayWithCapacity:4];
7660     if ([installsSection count] > 0) [sections_ addObject:installsSection];
7661     if ([reinstallsSection count] > 0) [sections_ addObject:reinstallsSection];
7662     if ([upgradesSection count] > 0) [sections_ addObject:upgradesSection];
7663     if ([downgradesSection count] > 0) [sections_ addObject:downgradesSection];
7664     if ([removesSection count] > 0) [sections_ addObject:removesSection];
7665 }
7666
7667 @end
7668
7669 @interface ConfirmationController : FilteredPackageListController {
7670     _H<UIAlertView> essential_;
7671 }
7672
7673 - (id) initWithDatabase:(Database *)database;
7674
7675 @end
7676
7677 @implementation ConfirmationController
7678
7679 + (Class) dataSourceClass {
7680     return [ConfirmationControllerDataSource class];
7681 }
7682
7683 - (void) complete {
7684     if ([datasource_ substrate])
7685         RestartSubstrate_ = true;
7686     [delegate_ confirmWithNavigationController:[self navigationController]];
7687 }
7688
7689 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7690     NSString *context([alert context]);
7691
7692     if ([context isEqualToString:@"remove"]) {
7693         if (button == [alert cancelButtonIndex])
7694             [self dismissModalViewControllerAnimated:YES];
7695         else if (button == [alert firstOtherButtonIndex]) {
7696             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
7697         }
7698
7699         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7700     } else if ([context isEqualToString:@"unable"]) {
7701         [self dismissModalViewControllerAnimated:YES];
7702         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7703     }
7704 }
7705
7706 - (id) initWithDatabase:(Database *)database {
7707     if ((self = [super initWithDatabase:database title:UCLocalize("QUEUE")]) != nil) {
7708     } return self;
7709 }
7710
7711 - (void)viewWillAppear:(BOOL)animated {
7712     [super viewWillAppear:animated];
7713
7714     [self reloadData];
7715 }
7716
7717 - (void)reloadData {
7718     [super reloadData];
7719
7720     if (![datasource_ willRemoveEssential]) {
7721         essential_ = nil;
7722     } else if (Advanced_) {
7723         NSString *parenthetical(UCLocalize("PARENTHETICAL"));
7724
7725         essential_ = [[[UIAlertView alloc]
7726             initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
7727             message:UCLocalize("REMOVING_ESSENTIALS_EX")
7728             delegate:self
7729             cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
7730             otherButtonTitles:
7731                 [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
7732             nil
7733         ] autorelease];
7734
7735         [essential_ setContext:@"remove"];
7736         [essential_ setNumberOfRows:2];
7737     } else {
7738         essential_ = [[[UIAlertView alloc]
7739             initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
7740             message:UCLocalize("UNABLE_TO_COMPLY_EX")
7741             delegate:self
7742             cancelButtonTitle:UCLocalize("OKAY")
7743             otherButtonTitles:nil
7744         ] autorelease];
7745
7746         [essential_ setContext:@"unable"];
7747     }
7748
7749     if ([[datasource_ packages] count] > 0) {
7750         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7751             initWithTitle:UCLocalize("CLEAR")
7752             style:UIBarButtonItemStylePlain
7753             target:self
7754             action:@selector(clearButtonClicked)
7755         ] autorelease]];
7756     } else {
7757         [[self navigationItem] setLeftBarButtonItem:nil];
7758     }
7759
7760     if ([[datasource_ issues] count] == 0) {
7761         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7762             initWithTitle:UCLocalize("CONFIRM")
7763             style:UIBarButtonItemStyleDone
7764             target:self
7765             action:@selector(confirmButtonClicked)
7766         ] autorelease]];
7767     } else {
7768         [[self navigationItem] setRightBarButtonItem:nil];
7769     }
7770 }
7771
7772 - (void) clearButtonClicked {
7773     [delegate_ clearQueue];
7774     [self reloadData];
7775 }
7776
7777 - (void) confirmButtonClicked {
7778     if (essential_ != nil)
7779         [essential_ show];
7780     else
7781         [self complete];
7782 }
7783
7784 @end
7785 /* }}} */
7786
7787 /* Progress Data {{{ */
7788 @interface CydiaProgressData : NSObject {
7789     _transient id delegate_;
7790
7791     bool running_;
7792     float percent_;
7793
7794     float current_;
7795     float total_;
7796     float speed_;
7797
7798     _H<NSMutableArray> events_;
7799     _H<NSString> title_;
7800
7801     _H<NSString> status_;
7802     _H<NSString> finish_;
7803 }
7804
7805 @end
7806
7807 @implementation CydiaProgressData
7808
7809 + (NSArray *) _attributeKeys {
7810     return [NSArray arrayWithObjects:
7811         @"current",
7812         @"events",
7813         @"finish",
7814         @"percent",
7815         @"running",
7816         @"speed",
7817         @"title",
7818         @"total",
7819     nil];
7820 }
7821
7822 - (NSArray *) attributeKeys {
7823     return [[self class] _attributeKeys];
7824 }
7825
7826 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
7827     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
7828 }
7829
7830 - (id) init {
7831     if ((self = [super init]) != nil) {
7832         events_ = [NSMutableArray arrayWithCapacity:32];
7833     } return self;
7834 }
7835
7836 - (void) setDelegate:(id)delegate {
7837     delegate_ = delegate;
7838 }
7839
7840 - (void) setPercent:(float)value {
7841     percent_ = value;
7842 }
7843
7844 - (NSNumber *) percent {
7845     return [NSNumber numberWithFloat:percent_];
7846 }
7847
7848 - (void) setCurrent:(float)value {
7849     current_ = value;
7850 }
7851
7852 - (NSNumber *) current {
7853     return [NSNumber numberWithFloat:current_];
7854 }
7855
7856 - (void) setTotal:(float)value {
7857     total_ = value;
7858 }
7859
7860 - (NSNumber *) total {
7861     return [NSNumber numberWithFloat:total_];
7862 }
7863
7864 - (void) setSpeed:(float)value {
7865     speed_ = value;
7866 }
7867
7868 - (NSNumber *) speed {
7869     return [NSNumber numberWithFloat:speed_];
7870 }
7871
7872 - (NSArray *) events {
7873     return events_;
7874 }
7875
7876 - (void) removeAllEvents {
7877     [events_ removeAllObjects];
7878 }
7879
7880 - (void) addEvent:(CydiaProgressEvent *)event {
7881     [events_ addObject:event];
7882 }
7883
7884 - (void) setTitle:(NSString *)text {
7885     title_ = text;
7886 }
7887
7888 - (NSString *) title {
7889     return title_;
7890 }
7891
7892 - (void) setFinish:(NSString *)text {
7893     finish_ = text;
7894 }
7895
7896 - (NSString *) finish {
7897     return (id) finish_ ?: [NSNull null];
7898 }
7899
7900 - (void) setRunning:(bool)running {
7901     running_ = running;
7902 }
7903
7904 - (NSNumber *) running {
7905     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
7906 }
7907
7908 @end
7909 /* }}} */
7910 /* Progress Controller {{{ */
7911 @interface ProgressController : CydiaWebViewController <
7912     ProgressDelegate
7913 > {
7914     _transient Database *database_;
7915     _H<CydiaProgressData, 1> progress_;
7916     unsigned cancel_;
7917 }
7918
7919 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
7920
7921 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
7922
7923 - (void) setTitle:(NSString *)title;
7924 - (void) setCancellable:(bool)cancellable;
7925
7926 @end
7927
7928 @implementation ProgressController
7929
7930 - (void) dealloc {
7931     [database_ setProgressDelegate:nil];
7932     [super dealloc];
7933 }
7934
7935 - (UIBarButtonItem *) leftButton {
7936     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
7937         initWithTitle:UCLocalize("CANCEL")
7938         style:UIBarButtonItemStylePlain
7939         target:self
7940         action:@selector(cancel)
7941     ] autorelease] : nil;
7942 }
7943
7944 - (void) updateCancel {
7945     [super applyLeftButton];
7946 }
7947
7948 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
7949     if ((self = [super init]) != nil) {
7950         database_ = database;
7951         delegate_ = delegate;
7952
7953         [database_ setProgressDelegate:self];
7954
7955         progress_ = [[[CydiaProgressData alloc] init] autorelease];
7956         [progress_ setDelegate:self];
7957
7958         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
7959
7960         [scroller_ setBackgroundColor:[UIColor blackColor]];
7961
7962         [[self navigationItem] setHidesBackButton:YES];
7963
7964         [self updateCancel];
7965     } return self;
7966 }
7967
7968 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7969     [super webView:view didClearWindowObject:window forFrame:frame];
7970     [window setValue:progress_ forKey:@"cydiaProgress"];
7971 }
7972
7973 - (void) updateProgress {
7974     [self dispatchEvent:@"CydiaProgressUpdate"];
7975 }
7976
7977 - (void) viewWillAppear:(BOOL)animated {
7978     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
7979     [super viewWillAppear:animated];
7980 }
7981
7982 - (void) reloadSpringBoard {
7983     pid_t pid(ExecFork());
7984     if (pid == 0) {
7985         pid_t pid(ExecFork());
7986         if (pid == 0) {
7987             execl("/usr/bin/sbreload", "sbreload", NULL);
7988             perror("sbreload");
7989             exit(0);
7990         }
7991
7992         exit(0);
7993     }
7994
7995     ReapZombie(pid);
7996
7997     sleep(15);
7998     system("/usr/bin/killall SpringBoard");
7999 }
8000
8001 - (void) close {
8002     UpdateExternalStatus(0);
8003
8004     if (Finish_ > 1)
8005         [delegate_ saveState];
8006
8007     switch (Finish_) {
8008         case 0:
8009             [delegate_ returnToCydia];
8010         break;
8011
8012         case 1:
8013             [delegate_ terminateWithSuccess];
8014             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
8015                 [delegate_ suspendWithAnimation:YES];
8016             else
8017                 [delegate_ suspend];*/
8018         break;
8019
8020         case 2:
8021             _trace();
8022             goto reload;
8023
8024         case 3:
8025             _trace();
8026             goto reload;
8027
8028         reload: {
8029             UIProgressHUD *hud([delegate_ addProgressHUD]);
8030             [hud setText:UCLocalize("LOADING")];
8031             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
8032             return;
8033         }
8034
8035         case 4:
8036             _trace();
8037             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
8038                 SBReboot(SBSSpringBoardServerPort());
8039             else
8040                 reboot2(RB_AUTOBOOT);
8041         break;
8042     }
8043
8044     [super close];
8045 }
8046
8047 - (void) setTitle:(NSString *)title {
8048     [progress_ setTitle:title];
8049     [self updateProgress];
8050 }
8051
8052 - (UIBarButtonItem *) rightButton {
8053     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
8054         initWithTitle:UCLocalize("CLOSE")
8055         style:UIBarButtonItemStylePlain
8056         target:self
8057         action:@selector(close)
8058     ] autorelease];
8059 }
8060
8061 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
8062     UpdateExternalStatus(1);
8063
8064     [progress_ setRunning:true];
8065     [self setTitle:title];
8066     // implicit updateProgress
8067
8068     SHA1SumValue notifyconf; {
8069         FileFd file;
8070         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
8071             _error->Discard();
8072         else {
8073             MMap mmap(file, MMap::ReadOnly);
8074             SHA1Summation sha1;
8075             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
8076             notifyconf = sha1.Result();
8077         }
8078     }
8079
8080     SHA1SumValue springlist; {
8081         FileFd file;
8082         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
8083             _error->Discard();
8084         else {
8085             MMap mmap(file, MMap::ReadOnly);
8086             SHA1Summation sha1;
8087             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
8088             springlist = sha1.Result();
8089         }
8090     }
8091
8092     if (invocation != nil) {
8093         [invocation yieldToSelector:@selector(invoke)];
8094         [self setTitle:@"COMPLETE"];
8095     }
8096
8097     if (Finish_ < 4) {
8098         FileFd file;
8099         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
8100             _error->Discard();
8101         else {
8102             MMap mmap(file, MMap::ReadOnly);
8103             SHA1Summation sha1;
8104             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
8105             if (!(notifyconf == sha1.Result()))
8106                 Finish_ = 4;
8107         }
8108     }
8109
8110     if (Finish_ < 3) {
8111         FileFd file;
8112         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
8113             _error->Discard();
8114         else {
8115             MMap mmap(file, MMap::ReadOnly);
8116             SHA1Summation sha1;
8117             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
8118             if (!(springlist == sha1.Result()))
8119                 Finish_ = 3;
8120         }
8121     }
8122
8123     if (Finish_ < 2) {
8124         if (RestartSubstrate_)
8125             Finish_ = 2;
8126     }
8127
8128     RestartSubstrate_ = false;
8129
8130     switch (Finish_) {
8131         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
8132         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
8133         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
8134         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
8135         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
8136     }
8137
8138     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
8139
8140     [progress_ setRunning:false];
8141     [self updateProgress];
8142
8143     [self applyRightButton];
8144 }
8145
8146 - (void) addProgressEvent:(CydiaProgressEvent *)event {
8147     [progress_ addEvent:event];
8148     [self updateProgress];
8149 }
8150
8151 - (bool) isProgressCancelled {
8152     return cancel_ == 2;
8153 }
8154
8155 - (void) cancel {
8156     cancel_ = 2;
8157     [self updateCancel];
8158 }
8159
8160 - (void) setCancellable:(bool)cancellable {
8161     unsigned cancel(cancel_);
8162
8163     if (!cancellable)
8164         cancel_ = 0;
8165     else if (cancel_ == 0)
8166         cancel_ = 1;
8167
8168     if (cancel != cancel_)
8169         [self updateCancel];
8170 }
8171
8172 - (void) setProgressCancellable:(NSNumber *)cancellable {
8173     [self setCancellable:[cancellable boolValue]];
8174 }
8175
8176 - (void) setProgressPercent:(NSNumber *)percent {
8177     [progress_ setPercent:[percent floatValue]];
8178     [self updateProgress];
8179 }
8180
8181 - (void) setProgressStatus:(NSDictionary *)status {
8182     if (status == nil) {
8183         [progress_ setCurrent:0];
8184         [progress_ setTotal:0];
8185         [progress_ setSpeed:0];
8186     } else {
8187         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
8188
8189         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
8190         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
8191         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
8192     }
8193
8194     [self updateProgress];
8195 }
8196
8197 @end
8198 /* }}} */
8199
8200 /* Source Cell {{{ */
8201 @interface SourceCell : CyteTableViewCell <
8202     CyteTableViewCellDelegate
8203 > {
8204     _H<NSURL> url_;
8205     _H<UIImage> icon_;
8206     _H<NSString> origin_;
8207     _H<NSString> label_;
8208 }
8209
8210 - (void) setSource:(Source *)source;
8211
8212 @end
8213
8214 @implementation SourceCell
8215
8216 - (void) _setImage:(NSArray *)data {
8217     if ([url_ isEqual:[data objectAtIndex:0]]) {
8218         icon_ = [data objectAtIndex:1];
8219         [content_ setNeedsDisplay];
8220     }
8221 }
8222
8223 - (void) _setSource:(NSURL *) url {
8224     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8225
8226     if (NSData *data = [NSURLConnection
8227         sendSynchronousRequest:[NSURLRequest
8228             requestWithURL:url
8229             cachePolicy:NSURLRequestUseProtocolCachePolicy
8230             timeoutInterval:10
8231         ]
8232
8233         returningResponse:NULL
8234         error:NULL
8235     ])
8236         if (UIImage *image = [UIImage imageWithData:data])
8237             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8238
8239     [pool release];
8240 }
8241
8242 - (void) setSource:(Source *)source {
8243     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8244
8245     origin_ = [source name];
8246     label_ = [source rooturi];
8247
8248     [content_ setNeedsDisplay];
8249
8250     url_ = [source iconURL];
8251     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8252 }
8253
8254 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8255     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8256         UIView *content([self contentView]);
8257         CGRect bounds([content bounds]);
8258
8259         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8260         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8261         [content_ setBackgroundColor:[UIColor whiteColor]];
8262         [content addSubview:content_];
8263
8264         [content_ setDelegate:self];
8265         [content_ setOpaque:YES];
8266
8267         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8268     } return self;
8269 }
8270
8271 - (NSString *) accessibilityLabel {
8272     return label_;
8273 }
8274
8275 - (void) drawContentRect:(CGRect)rect {
8276     bool highlighted(highlighted_);
8277     float width(rect.size.width);
8278
8279     if (icon_ != nil) {
8280         CGRect rect;
8281         rect.size = [(UIImage *) icon_ size];
8282
8283         while (rect.size.width > 32 || rect.size.height > 32) {
8284             rect.size.width /= 2;
8285             rect.size.height /= 2;
8286         }
8287
8288         rect.origin.x = 25 - rect.size.width / 2;
8289         rect.origin.y = 25 - rect.size.height / 2;
8290
8291         [icon_ drawInRect:rect];
8292     }
8293
8294     if (highlighted)
8295         UISetColor(White_);
8296
8297     if (!highlighted)
8298         UISetColor(Black_);
8299     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8300
8301     if (!highlighted)
8302         UISetColor(Gray_);
8303     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8304 }
8305
8306 @end
8307 /* }}} */
8308 /* Sources Controller {{{ */
8309 @interface SourcesController : CyteViewController <
8310     UITableViewDataSource,
8311     UITableViewDelegate
8312 > {
8313     _transient Database *database_;
8314     unsigned era_;
8315
8316     _H<UITableView, 2> list_;
8317     _H<NSMutableArray> sources_;
8318     int offset_;
8319
8320     _H<NSString> href_;
8321     _H<UIProgressHUD> hud_;
8322     _H<NSError> error_;
8323
8324     //NSURLConnection *installer_;
8325     NSURLConnection *trivial_;
8326     NSURLConnection *trivial_bz2_;
8327     NSURLConnection *trivial_gz_;
8328     //NSURLConnection *automatic_;
8329
8330     BOOL cydia_;
8331 }
8332
8333 - (id) initWithDatabase:(Database *)database;
8334 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8335
8336 @end
8337
8338 @implementation SourcesController
8339
8340 - (void) _releaseConnection:(NSURLConnection *)connection {
8341     if (connection != nil) {
8342         [connection cancel];
8343         //[connection setDelegate:nil];
8344         [connection release];
8345     }
8346 }
8347
8348 - (void) dealloc {
8349     //[self _releaseConnection:installer_];
8350     [self _releaseConnection:trivial_];
8351     [self _releaseConnection:trivial_gz_];
8352     [self _releaseConnection:trivial_bz2_];
8353     //[self _releaseConnection:automatic_];
8354
8355     [super dealloc];
8356 }
8357
8358 - (NSURL *) navigationURL {
8359     return [NSURL URLWithString:@"cydia://sources"];
8360 }
8361
8362 - (void) viewDidAppear:(BOOL)animated {
8363     [super viewDidAppear:animated];
8364     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8365 }
8366
8367 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8368     return 1;
8369 }
8370
8371 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8372     return nil;
8373 }
8374
8375 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8376     return [sources_ count];
8377 }
8378
8379 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8380 @synchronized (database_) {
8381     if ([database_ era] != era_)
8382         return nil;
8383
8384     NSUInteger index([indexPath row]);
8385     return index < [sources_ count] ? [sources_ objectAtIndex:index] : nil;
8386 } }
8387
8388 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8389     static NSString *cellIdentifier = @"SourceCell";
8390
8391     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8392     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8393     [cell setSource:[self sourceAtIndexPath:indexPath]];
8394     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8395
8396     return cell;
8397 }
8398
8399 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8400     Source *source = [self sourceAtIndexPath:indexPath];
8401     if (source == nil) return;
8402
8403     SectionsController *controller = [[[SectionsController alloc]
8404         initWithDatabase:database_
8405         source:source
8406     ] autorelease];
8407
8408     [controller setDelegate:delegate_];
8409
8410     [[self navigationController] pushViewController:controller animated:YES];
8411 }
8412
8413 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8414     Source *source = [self sourceAtIndexPath:indexPath];
8415     return [source record] != nil;
8416 }
8417
8418 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8419     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8420         Source *source = [self sourceAtIndexPath:indexPath];
8421         if (source == nil) return;
8422
8423         [Sources_ removeObjectForKey:[source key]];
8424         [delegate_ _saveConfig];
8425         [delegate_ reloadDataWithInvocation:nil];
8426     }
8427 }
8428
8429 - (void) complete {
8430     [delegate_ addTrivialSource:href_];
8431     href_ = nil;
8432
8433     [delegate_ syncData];
8434 }
8435
8436 - (NSString *) getWarning {
8437     NSString *href(href_);
8438     NSRange colon([href rangeOfString:@"://"]);
8439     if (colon.location != NSNotFound)
8440         href = [href substringFromIndex:(colon.location + 3)];
8441     href = [href stringByAddingPercentEscapes];
8442     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8443
8444     NSURL *url([NSURL URLWithString:href]);
8445
8446     NSStringEncoding encoding;
8447     NSError *error(nil);
8448
8449     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8450         return [warning length] == 0 ? nil : warning;
8451     return nil;
8452 }
8453
8454 - (void) _endConnection:(NSURLConnection *)connection {
8455     // XXX: the memory management in this method is horribly awkward
8456
8457     NSURLConnection **field = NULL;
8458     if (connection == trivial_)
8459         field = &trivial_;
8460     else if (connection == trivial_bz2_)
8461         field = &trivial_bz2_;
8462     else if (connection == trivial_gz_)
8463         field = &trivial_gz_;
8464     _assert(field != NULL);
8465     [connection release];
8466     *field = nil;
8467
8468     if (
8469         trivial_ == nil &&
8470         trivial_bz2_ == nil &&
8471         trivial_gz_ == nil
8472     ) {
8473         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8474
8475         [delegate_ releaseNetworkActivityIndicator];
8476
8477         [delegate_ removeProgressHUD:hud_];
8478         hud_ = nil;
8479
8480         if (cydia_) {
8481             if (warning != nil) {
8482                 UIAlertView *alert = [[[UIAlertView alloc]
8483                     initWithTitle:UCLocalize("SOURCE_WARNING")
8484                     message:warning
8485                     delegate:self
8486                     cancelButtonTitle:UCLocalize("CANCEL")
8487                     otherButtonTitles:
8488                         UCLocalize("ADD_ANYWAY"),
8489                     nil
8490                 ] autorelease];
8491
8492                 [alert setContext:@"warning"];
8493                 [alert setNumberOfRows:1];
8494                 [alert show];
8495
8496                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8497                 error_ = nil;
8498                 return;
8499             }
8500
8501             [self complete];
8502         } else if (error_ != nil) {
8503             UIAlertView *alert = [[[UIAlertView alloc]
8504                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8505                 message:[error_ localizedDescription]
8506                 delegate:self
8507                 cancelButtonTitle:UCLocalize("OK")
8508                 otherButtonTitles:nil
8509             ] autorelease];
8510
8511             [alert setContext:@"urlerror"];
8512             [alert show];
8513
8514             href_ = nil;
8515         } else {
8516             UIAlertView *alert = [[[UIAlertView alloc]
8517                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8518                 message:UCLocalize("NOT_REPOSITORY_EX")
8519                 delegate:self
8520                 cancelButtonTitle:UCLocalize("OK")
8521                 otherButtonTitles:nil
8522             ] autorelease];
8523
8524             [alert setContext:@"trivial"];
8525             [alert show];
8526
8527             href_ = nil;
8528         }
8529
8530         error_ = nil;
8531     }
8532 }
8533
8534 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8535     switch ([response statusCode]) {
8536         case 200:
8537             cydia_ = YES;
8538     }
8539 }
8540
8541 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8542     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8543     error_ = error;
8544     [self _endConnection:connection];
8545 }
8546
8547 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8548     [self _endConnection:connection];
8549 }
8550
8551 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8552     NSURL *url([NSURL URLWithString:href]);
8553
8554     NSMutableURLRequest *request = [NSMutableURLRequest
8555         requestWithURL:url
8556         cachePolicy:NSURLRequestUseProtocolCachePolicy
8557         timeoutInterval:10
8558     ];
8559
8560     [request setHTTPMethod:method];
8561
8562     if (Machine_ != NULL)
8563         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8564
8565     if (UniqueID_ != nil)
8566         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8567
8568     if ([url isCydiaSecure]) {
8569         if (UniqueID_ != nil)
8570             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8571     }
8572
8573     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8574 }
8575
8576 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8577     NSString *context([alert context]);
8578
8579     if ([context isEqualToString:@"source"]) {
8580         switch (button) {
8581             case 1: {
8582                 NSString *href = [[alert textField] text];
8583
8584                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8585
8586                 if (![href hasSuffix:@"/"])
8587                     href_ = [href stringByAppendingString:@"/"];
8588                 else
8589                     href_ = href;
8590
8591                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8592                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8593                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8594                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8595
8596                 cydia_ = false;
8597
8598                 // XXX: this is stupid
8599                 hud_ = [delegate_ addProgressHUD];
8600                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8601                 [delegate_ retainNetworkActivityIndicator];
8602             } break;
8603
8604             case 0:
8605             break;
8606
8607             _nodefault
8608         }
8609
8610         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8611     } else if ([context isEqualToString:@"trivial"])
8612         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8613     else if ([context isEqualToString:@"urlerror"])
8614         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8615     else if ([context isEqualToString:@"warning"]) {
8616         switch (button) {
8617             case 1:
8618                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8619             break;
8620
8621             case 0:
8622             break;
8623
8624             _nodefault
8625         }
8626
8627         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8628     }
8629 }
8630
8631 - (void) loadView {
8632     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8633     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8634     [list_ setRowHeight:53];
8635     [(UITableView *) list_ setDataSource:self];
8636     [list_ setDelegate:self];
8637     [self setView:list_];
8638 }
8639
8640 - (void) viewDidLoad {
8641     [super viewDidLoad];
8642
8643     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8644     [self updateButtonsForEditingStatusAnimated:NO];
8645 }
8646
8647 - (void) viewWillDisappear:(BOOL)animated {
8648     [super viewWillAppear:animated];
8649
8650     [list_ setEditing:NO];
8651     [self updateButtonsForEditingStatusAnimated:NO];
8652 }
8653
8654 - (void) releaseSubviews {
8655     list_ = nil;
8656
8657     sources_ = nil;
8658
8659     [super releaseSubviews];
8660 }
8661
8662 - (id) initWithDatabase:(Database *)database {
8663     if ((self = [super init]) != nil) {
8664         database_ = database;
8665     } return self;
8666 }
8667
8668 - (void) reloadData {
8669     [super reloadData];
8670
8671 @synchronized (database_) {
8672     era_ = [database_ era];
8673
8674     sources_ = [NSMutableArray arrayWithCapacity:16];
8675     [sources_ addObjectsFromArray:[database_ sources]];
8676     _trace();
8677     [sources_ sortUsingSelector:@selector(compareByName:)];
8678     _trace();
8679
8680     int count([sources_ count]);
8681     offset_ = 0;
8682     for (int i = 0; i != count; i++) {
8683         if ([[sources_ objectAtIndex:i] record] == nil)
8684             break;
8685         offset_++;
8686     }
8687
8688     [list_ reloadData];
8689 } }
8690
8691 - (void) showAddSourcePrompt {
8692     UIAlertView *alert = [[[UIAlertView alloc]
8693         initWithTitle:UCLocalize("ENTER_APT_URL")
8694         message:nil
8695         delegate:self
8696         cancelButtonTitle:UCLocalize("CANCEL")
8697         otherButtonTitles:
8698             UCLocalize("ADD_SOURCE"),
8699         nil
8700     ] autorelease];
8701
8702     [alert setContext:@"source"];
8703
8704     [alert setNumberOfRows:1];
8705     [alert addTextFieldWithValue:@"http://" label:@""];
8706
8707     UITextInputTraits *traits = [[alert textField] textInputTraits];
8708     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8709     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8710     [traits setKeyboardType:UIKeyboardTypeURL];
8711     // XXX: UIReturnKeyDone
8712     [traits setReturnKeyType:UIReturnKeyNext];
8713
8714     [alert show];
8715 }
8716
8717 - (void) addButtonClicked {
8718     [self showAddSourcePrompt];
8719 }
8720
8721 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8722     BOOL editing([list_ isEditing]);
8723
8724     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8725         initWithTitle:UCLocalize("ADD")
8726         style:UIBarButtonItemStylePlain
8727         target:self
8728         action:@selector(addButtonClicked)
8729     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8730
8731     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8732         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8733         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8734         target:self
8735         action:@selector(editButtonClicked)
8736     ] autorelease] animated:animated];
8737
8738     if (!editing) {
8739         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8740             initWithTitle:UCLocalize("SETTINGS")
8741             style:UIBarButtonItemStylePlain
8742             target:self
8743             action:@selector(settingsButtonClicked)
8744         ] autorelease]];
8745     }
8746 }
8747
8748 - (void) settingsButtonClicked {
8749     [delegate_ showSettings];
8750 }
8751
8752 - (void) editButtonClicked {
8753     [list_ setEditing:![list_ isEditing] animated:YES];
8754     [self updateButtonsForEditingStatusAnimated:YES];
8755 }
8756
8757 @end
8758 /* }}} */
8759
8760 /* Settings Controller {{{ */
8761 @interface SettingsController : CyteViewController <
8762     UITableViewDataSource,
8763     UITableViewDelegate
8764 > {
8765     _transient Database *database_;
8766     // XXX: ok, "roledelegate_"?...
8767     _transient id roledelegate_;
8768     _H<UITableView, 2> table_;
8769     _H<UISegmentedControl> segment_;
8770     _H<UIView> container_;
8771 }
8772
8773 - (void) showDoneButton;
8774 - (void) resizeSegmentedControl;
8775
8776 @end
8777
8778 @implementation SettingsController
8779
8780 - (void) loadView {
8781     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
8782     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8783     [table_ setDelegate:self];
8784     [(UITableView *) table_ setDataSource:self];
8785     [self setView:table_];
8786
8787     NSArray *items = [NSArray arrayWithObjects:
8788         UCLocalize("USER"),
8789         UCLocalize("HACKER"),
8790         UCLocalize("DEVELOPER"),
8791     nil];
8792     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8793     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8794     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8795     [container_ addSubview:segment_];
8796 }
8797
8798 - (void) viewDidLoad {
8799     [super viewDidLoad];
8800
8801     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8802
8803     int index = -1;
8804     if ([Role_ isEqualToString:@"User"]) index = 0;
8805     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8806     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8807     if (index != -1) {
8808         [segment_ setSelectedSegmentIndex:index];
8809         [self showDoneButton];
8810     }
8811
8812     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8813     [self resizeSegmentedControl];
8814 }
8815
8816 - (void) releaseSubviews {
8817     table_ = nil;
8818     segment_ = nil;
8819     container_ = nil;
8820
8821     [super releaseSubviews];
8822 }
8823
8824 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8825     if ((self = [super init]) != nil) {
8826         database_ = database;
8827         roledelegate_ = delegate;
8828     } return self;
8829 }
8830
8831 - (void) resizeSegmentedControl {
8832     CGFloat width = [[self view] frame].size.width;
8833     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8834 }
8835
8836 - (void) viewWillAppear:(BOOL)animated {
8837     [super viewWillAppear:animated];
8838
8839     [self resizeSegmentedControl];
8840 }
8841
8842 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8843     [self resizeSegmentedControl];
8844 }
8845
8846 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8847     [self resizeSegmentedControl];
8848 }
8849
8850 - (void) save {
8851     NSString *role(nil);
8852
8853     switch ([segment_ selectedSegmentIndex]) {
8854         case 0: role = @"User"; break;
8855         case 1: role = @"Hacker"; break;
8856         case 2: role = @"Developer"; break;
8857
8858         _nodefault
8859     }
8860
8861     if (![role isEqualToString:Role_]) {
8862         bool rolling(Role_ == nil);
8863         Role_ = role;
8864
8865         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8866             Role_, @"Role",
8867         nil];
8868
8869         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8870         Changed_ = true;
8871
8872         if (rolling)
8873             [roledelegate_ loadData];
8874         else
8875             [roledelegate_ updateData];
8876     }
8877 }
8878
8879 - (void) segmentChanged:(UISegmentedControl *)control {
8880     [self showDoneButton];
8881 }
8882
8883 - (void) saveAndClose {
8884     [self save];
8885
8886     [[self navigationItem] setRightBarButtonItem:nil];
8887     [[self navigationController] dismissModalViewControllerAnimated:YES];
8888 }
8889
8890 - (void) doneButtonClicked {
8891     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8892     [spinner startAnimating];
8893     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8894     [[self navigationItem] setRightBarButtonItem:spinItem];
8895
8896     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8897 }
8898
8899 - (void) showDoneButton {
8900     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8901         initWithTitle:UCLocalize("DONE")
8902         style:UIBarButtonItemStyleDone
8903         target:self
8904         action:@selector(doneButtonClicked)
8905     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8906 }
8907
8908 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8909     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8910     return 6;
8911 }
8912
8913 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8914     return 0; // :(
8915 }
8916
8917 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8918     return nil; // This method is required by the protocol.
8919 }
8920
8921 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8922     if (section == 1)
8923         return UCLocalize("ROLE_EX");
8924     if (section == 4)
8925         return [NSString stringWithFormat:
8926             @"%@: %@\n%@: %@\n%@: %@",
8927             UCLocalize("USER"), UCLocalize("USER_EX"),
8928             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8929             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8930         ];
8931     else return nil;
8932 }
8933
8934 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8935     return section == 3 ? 44.0f : 0;
8936 }
8937
8938 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8939     return section == 3 ? container_ : nil;
8940 }
8941
8942 - (void) reloadData {
8943     [super reloadData];
8944
8945     [table_ reloadData];
8946 }
8947
8948 @end
8949 /* }}} */
8950 /* Stash Controller {{{ */
8951 @interface StashController : CyteViewController {
8952     _H<UIActivityIndicatorView> spinner_;
8953     _H<UILabel> status_;
8954     _H<UILabel> caption_;
8955 }
8956
8957 @end
8958
8959 @implementation StashController
8960
8961 - (void) loadView {
8962     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8963     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8964     [self setView:view];
8965
8966     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8967
8968     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8969     CGRect spinrect = [spinner_ frame];
8970     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8971     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8972     [spinner_ setFrame:spinrect];
8973     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8974     [view addSubview:spinner_];
8975     [spinner_ startAnimating];
8976
8977     CGRect captrect;
8978     captrect.size.width = [[self view] frame].size.width;
8979     captrect.size.height = 40.0f;
8980     captrect.origin.x = 0;
8981     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8982     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8983     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8984     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8985     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8986     [caption_ setTextColor:[UIColor whiteColor]];
8987     [caption_ setBackgroundColor:[UIColor clearColor]];
8988     [caption_ setShadowColor:[UIColor blackColor]];
8989     [caption_ setTextAlignment:UITextAlignmentCenter];
8990     [view addSubview:caption_];
8991
8992     CGRect statusrect;
8993     statusrect.size.width = [[self view] frame].size.width;
8994     statusrect.size.height = 30.0f;
8995     statusrect.origin.x = 0;
8996     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8997     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8998     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8999     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
9000     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
9001     [status_ setTextColor:[UIColor whiteColor]];
9002     [status_ setBackgroundColor:[UIColor clearColor]];
9003     [status_ setShadowColor:[UIColor blackColor]];
9004     [status_ setTextAlignment:UITextAlignmentCenter];
9005     [view addSubview:status_];
9006 }
9007
9008 - (void) releaseSubviews {
9009     spinner_ = nil;
9010     status_ = nil;
9011     caption_ = nil;
9012
9013     [super releaseSubviews];
9014 }
9015
9016 @end
9017 /* }}} */
9018
9019 @interface CYURLCache : SDURLCache {
9020 }
9021
9022 @end
9023
9024 @implementation CYURLCache
9025
9026 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
9027 #if !ForRelease
9028     if (false);
9029     else if ([event isEqualToString:@"no-cache"])
9030         event = @"!!!";
9031     else if ([event isEqualToString:@"store"])
9032         event = @">>>";
9033     else if ([event isEqualToString:@"invalid"])
9034         event = @"???";
9035     else if ([event isEqualToString:@"memory"])
9036         event = @"mem";
9037     else if ([event isEqualToString:@"disk"])
9038         event = @"ssd";
9039     else if ([event isEqualToString:@"miss"])
9040         event = @"---";
9041
9042     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
9043 #endif
9044 }
9045
9046 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
9047     if (NSURLResponse *response = [cached response])
9048         if (NSString *mime = [response MIMEType])
9049             if ([mime isEqualToString:@"text/cache-manifest"]) {
9050                 NSURL *url([response URL]);
9051
9052 #if !ForRelease
9053                 NSLog(@"###: %@", [url absoluteString]);
9054 #endif
9055
9056                 @synchronized (HostConfig_) {
9057                     [CachedURLs_ addObject:url];
9058                 }
9059             }
9060
9061     [super storeCachedResponse:cached forRequest:request];
9062 }
9063
9064 @end
9065
9066 @interface Cydia : UIApplication <
9067     ConfirmationControllerDelegate,
9068     DatabaseDelegate,
9069     CydiaDelegate,
9070     UINavigationControllerDelegate,
9071     UITabBarControllerDelegate
9072 > {
9073     _H<UIWindow> window_;
9074     _H<CYTabBarController> tabbar_;
9075     _H<CydiaLoadingViewController> emulated_;
9076
9077     _H<NSMutableArray> essential_;
9078     _H<NSMutableArray> broken_;
9079
9080     Database *database_;
9081
9082     _H<NSURL> starturl_;
9083
9084     unsigned locked_;
9085     unsigned activity_;
9086
9087     _H<StashController> stash_;
9088
9089     bool loaded_;
9090 }
9091
9092 - (void) loadData;
9093
9094 @end
9095
9096 @implementation Cydia
9097
9098 - (void) beginUpdate {
9099     [tabbar_ beginUpdate];
9100 }
9101
9102 - (BOOL) updating {
9103     return [tabbar_ updating];
9104 }
9105
9106 - (void) _loaded {
9107     if ([broken_ count] != 0) {
9108         int count = [broken_ count];
9109
9110         UIAlertView *alert = [[[UIAlertView alloc]
9111             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9112             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9113             delegate:self
9114             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
9115             otherButtonTitles:
9116                 UCLocalize("TEMPORARY_IGNORE"),
9117             nil
9118         ] autorelease];
9119
9120         [alert setContext:@"fixhalf"];
9121         [alert setNumberOfRows:2];
9122         [alert show];
9123     } else if (!Ignored_ && [essential_ count] != 0) {
9124         int count = [essential_ count];
9125
9126         UIAlertView *alert = [[[UIAlertView alloc]
9127             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9128             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9129             delegate:self
9130             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9131             otherButtonTitles:
9132                 UCLocalize("UPGRADE_ESSENTIAL"),
9133                 UCLocalize("COMPLETE_UPGRADE"),
9134             nil
9135         ] autorelease];
9136
9137         [alert setContext:@"upgrade"];
9138         [alert show];
9139     }
9140 }
9141
9142 - (void) returnToCydia {
9143     [self _loaded];
9144 }
9145
9146 - (void) _saveConfig {
9147     @synchronized (database_) {
9148         _trace();
9149         MetaFile_.Sync();
9150         _trace();
9151     }
9152
9153     if (Changed_) {
9154         NSString *error(nil);
9155
9156         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9157             _trace();
9158             NSError *error(nil);
9159             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9160                 NSLog(@"failure to save metadata data: %@", error);
9161             _trace();
9162
9163             Changed_ = false;
9164         } else {
9165             NSLog(@"failure to serialize metadata: %@", error);
9166         }
9167     }
9168
9169     CydiaWriteSources();
9170 }
9171
9172 - (void) unloadData {
9173     [tabbar_ unloadData];
9174 }
9175
9176 - (void) _updateData {
9177     [self _saveConfig];
9178     [self unloadData];
9179 }
9180
9181 - (void) _refreshIfPossible:(NSDate *)update {
9182     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9183
9184     bool recently = false;
9185     if (update != nil) {
9186         NSTimeInterval interval([update timeIntervalSinceNow]);
9187         if (interval <= 0 && interval > -(15*60))
9188             recently = true;
9189     }
9190
9191     // Don't automatic refresh if:
9192     //  - We already refreshed recently.
9193     //  - We already auto-refreshed this launch.
9194     //  - Auto-refresh is disabled.
9195     if (recently || loaded_ || ManualRefresh) {
9196         // If we are cancelling, we need to make sure it knows it's already loaded.
9197         loaded_ = true;
9198
9199         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9200     } else {
9201         // We are going to load, so remember that.
9202         loaded_ = true;
9203
9204         // If we can reach the server, auto-refresh!
9205         if (IsReachable("cydia.saurik.com"))
9206             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9207     }
9208
9209     [pool release];
9210 }
9211
9212 - (void) refreshIfPossible {
9213     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9214 }
9215
9216 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9217 @synchronized (self) {
9218     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9219     [hud setText:UCLocalize("RELOADING_DATA")];
9220
9221     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9222
9223     size_t changes(0);
9224
9225     [essential_ removeAllObjects];
9226     [broken_ removeAllObjects];
9227
9228     NSArray *packages([database_ packages]);
9229     for (Package *package in packages) {
9230         if ([package half])
9231             [broken_ addObject:package];
9232         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9233             if ([package essential] && [package installed] != nil)
9234                 [essential_ addObject:package];
9235             ++changes;
9236         }
9237     }
9238
9239     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9240     if (changes != 0) {
9241         _trace();
9242         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9243         [changesItem setBadgeValue:badge];
9244         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9245         [self setApplicationIconBadgeNumber:changes];
9246     } else {
9247         _trace();
9248         [changesItem setBadgeValue:nil];
9249         [changesItem setAnimatedBadge:NO];
9250         [self setApplicationIconBadgeNumber:0];
9251     }
9252
9253     [self _updateData];
9254
9255     if (hud != nil)
9256         [self removeProgressHUD:hud];
9257 } }
9258
9259 - (void) updateData {
9260     [self _updateData];
9261 }
9262
9263 - (void) updateDataAndLoad {
9264     [self _updateData];
9265     if ([database_ progressDelegate] == nil)
9266         [self _loaded];
9267 }
9268
9269 - (void) update_ {
9270     [database_ update];
9271     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9272 }
9273
9274 - (void) disemulate {
9275     if (emulated_ == nil)
9276         return;
9277
9278     [window_ addSubview:[tabbar_ view]];
9279     [[emulated_ view] removeFromSuperview];
9280     emulated_ = nil;
9281     [window_ setUserInteractionEnabled:YES];
9282 }
9283
9284 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9285     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9286     if (IsWildcat_)
9287         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9288
9289     UIViewController *parent;
9290     if (emulated_ == nil)
9291         parent = tabbar_;
9292     else if (!force)
9293         parent = emulated_;
9294     else {
9295         [self disemulate];
9296         parent = tabbar_;
9297     }
9298
9299     [parent presentModalViewController:navigation animated:YES];
9300 }
9301
9302 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9303     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9304
9305     if (navigation != nil)
9306         [navigation pushViewController:progress animated:YES];
9307     else
9308         [self presentModalViewController:progress force:YES];
9309
9310     [progress invoke:invocation withTitle:title];
9311     return progress;
9312 }
9313
9314 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9315     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9316 }
9317
9318 - (void) repairWithInvocation:(NSInvocation *)invocation {
9319     _trace();
9320     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9321     _trace();
9322 }
9323
9324 - (void) repairWithSelector:(SEL)selector {
9325     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9326 }
9327
9328 - (void) reloadData {
9329     [self reloadDataWithInvocation:nil];
9330     if ([database_ progressDelegate] == nil)
9331         [self _loaded];
9332 }
9333
9334 - (void) syncData {
9335     [self _saveConfig];
9336     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9337 }
9338
9339 - (void) addSource:(NSDictionary *) source {
9340     CydiaAddSource(source);
9341 }
9342
9343 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9344     CydiaAddSource(href, distribution, sections);
9345 }
9346
9347 - (void) addTrivialSource:(NSString *)href {
9348     CydiaAddSource(href, @"./");
9349 }
9350
9351 - (void) updateValues {
9352     Changed_ = true;
9353 }
9354
9355 - (void) resolve {
9356     pkgProblemResolver *resolver = [database_ resolver];
9357
9358     resolver->InstallProtect();
9359     if (!resolver->Resolve(true))
9360         _error->Discard();
9361 }
9362
9363 - (void) clearPackage:(Package *)package {
9364     @synchronized (self) {
9365         [package clear];
9366         [self resolve];
9367     }
9368 }
9369
9370 - (void) installPackages:(NSArray *)packages {
9371     @synchronized (self) {
9372         for (Package *package in packages)
9373             [package install];
9374         [self resolve];
9375     }
9376 }
9377
9378 - (void) installPackage:(Package *)package {
9379     @synchronized (self) {
9380         [package install];
9381         [self resolve];
9382     }
9383 }
9384
9385 - (void) removePackage:(Package *)package {
9386     @synchronized (self) {
9387         [package remove];
9388         [self resolve];
9389     }
9390 }
9391
9392 - (void) distUpgrade {
9393     @synchronized (self) {
9394         if (![database_ upgrade])
9395             return;
9396     }
9397 }
9398
9399 - (void) _uicache {
9400     _trace();
9401     system("su -c /usr/bin/uicache mobile");
9402     _trace();
9403 }
9404
9405 - (void) uicache {
9406     UIProgressHUD *hud([self addProgressHUD]);
9407     [hud setText:UCLocalize("LOADING")];
9408     [self yieldToSelector:@selector(_uicache)];
9409     [self removeProgressHUD:hud];
9410 }
9411
9412 - (void) perform_ {
9413     [database_ perform];
9414     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9415     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9416 }
9417
9418 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9419     ++locked_;
9420     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9421     --locked_;
9422 }
9423
9424 - (void) showSettings {
9425     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9426 }
9427
9428 - (void) retainNetworkActivityIndicator {
9429     if (activity_++ == 0)
9430         [self setNetworkActivityIndicatorVisible:YES];
9431
9432 #if TraceLogging
9433     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9434 #endif
9435 }
9436
9437 - (void) releaseNetworkActivityIndicator {
9438     if (--activity_ == 0)
9439         [self setNetworkActivityIndicatorVisible:NO];
9440
9441 #if TraceLogging
9442     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9443 #endif
9444
9445 }
9446
9447 - (void) clearQueue {
9448     @synchronized (self) {
9449         [database_ clear];
9450
9451         [self _updateData];
9452     }
9453 }
9454
9455 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9456     NSString *context([alert context]);
9457
9458     if ([context isEqualToString:@"conffile"]) {
9459         FILE *input = [database_ input];
9460         if (button == [alert cancelButtonIndex])
9461             fprintf(input, "N\n");
9462         else if (button == [alert firstOtherButtonIndex])
9463             fprintf(input, "Y\n");
9464         fflush(input);
9465
9466         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9467     } else if ([context isEqualToString:@"fixhalf"]) {
9468         if (button == [alert cancelButtonIndex]) {
9469             @synchronized (self) {
9470                 for (Package *broken in (id) broken_) {
9471                     [broken remove];
9472
9473                     NSString *id = [broken id];
9474                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9475                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9476                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9477                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9478                 }
9479
9480                 [self resolve];
9481                 // XXX: [self perform];
9482             }
9483         } else if (button == [alert firstOtherButtonIndex]) {
9484             [broken_ removeAllObjects];
9485             [self _loaded];
9486         }
9487
9488         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9489     } else if ([context isEqualToString:@"upgrade"]) {
9490         if (button == [alert firstOtherButtonIndex]) {
9491             @synchronized (self) {
9492                 for (Package *essential in (id) essential_)
9493                     [essential install];
9494
9495                 [self resolve];
9496                 // XXX: [self perform];
9497             }
9498         } else if (button == [alert firstOtherButtonIndex] + 1) {
9499             [self distUpgrade];
9500         } else if (button == [alert cancelButtonIndex]) {
9501             Ignored_ = YES;
9502         }
9503
9504         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9505     }
9506 }
9507
9508 - (void) system:(NSString *)command {
9509     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9510
9511     _trace();
9512     system([command UTF8String]);
9513     _trace();
9514
9515     [pool release];
9516 }
9517
9518 - (void) applicationWillSuspend {
9519     [database_ clean];
9520     [super applicationWillSuspend];
9521 }
9522
9523 - (BOOL) isSafeToSuspend {
9524     if (locked_ != 0) {
9525 #if !ForRelease
9526         NSLog(@"isSafeToSuspend: locked_ != 0");
9527 #endif
9528         return false;
9529     }
9530
9531     // Use external process status API internally.
9532     // This is probably a really bad idea.
9533     // XXX: what is the point of this? does this solve anything at all?
9534     uint64_t status = 0;
9535     int notify_token;
9536     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9537         notify_get_state(notify_token, &status);
9538         notify_cancel(notify_token);
9539     }
9540
9541     if (status != 0) {
9542 #if !ForRelease
9543         NSLog(@"isSafeToSuspend: status != 0");
9544 #endif
9545         return false;
9546     }
9547
9548 #if !ForRelease
9549     NSLog(@"isSafeToSuspend: -> true");
9550 #endif
9551     return true;
9552 }
9553
9554 - (void) applicationSuspend:(__GSEvent *)event {
9555     if ([self isSafeToSuspend])
9556         [super applicationSuspend:event];
9557 }
9558
9559 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9560     if ([self isSafeToSuspend])
9561         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9562 }
9563
9564 - (void) _setSuspended:(BOOL)value {
9565     if ([self isSafeToSuspend])
9566         [super _setSuspended:value];
9567 }
9568
9569 - (UIProgressHUD *) addProgressHUD {
9570     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9571     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9572
9573     [window_ setUserInteractionEnabled:NO];
9574
9575     UIViewController *target(tabbar_);
9576     if (UIViewController *modal = [target modalViewController])
9577         target = modal;
9578
9579     [hud showInView:[target view]];
9580
9581     ++locked_;
9582     return hud;
9583 }
9584
9585 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9586     --locked_;
9587     [hud hide];
9588     [hud removeFromSuperview];
9589     [window_ setUserInteractionEnabled:YES];
9590 }
9591
9592 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9593     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9594 }
9595
9596 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9597     NSString *scheme([[url scheme] lowercaseString]);
9598     if ([[url absoluteString] length] <= [scheme length] + 3)
9599         return nil;
9600     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9601     NSArray *components([path componentsSeparatedByString:@"/"]);
9602
9603     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9604         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9605         if (controller != nil)
9606             [controller setDelegate:self];
9607         return controller;
9608     }
9609
9610     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9611         return nil;
9612
9613     NSString *base([components objectAtIndex:0]);
9614
9615     CyteViewController *controller = nil;
9616
9617     if ([base isEqualToString:@"url"]) {
9618         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9619         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9620         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9621     } else if (!external && [components count] == 1) {
9622         if ([base isEqualToString:@"storage"]) {
9623             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9624         }
9625
9626         if ([base isEqualToString:@"sources"]) {
9627             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9628         }
9629
9630         if ([base isEqualToString:@"home"]) {
9631             controller = [[[HomeController alloc] init] autorelease];
9632         }
9633
9634         if ([base isEqualToString:@"sections"]) {
9635             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9636         }
9637
9638         if ([base isEqualToString:@"changes"]) {
9639             controller = [[[ChangesPackageListController alloc] initWithDatabase:database_] autorelease];
9640         }
9641
9642         if ([base isEqualToString:@"installed"]) {
9643             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9644         }
9645
9646         if ([base isEqualToString:@"queue"]) {
9647             controller = [[[ConfirmationController alloc] initWithDatabase:database_] autorelease];
9648         }
9649     } else if ([components count] == 2) {
9650         NSString *argument = [components objectAtIndex:1];
9651
9652         if ([base isEqualToString:@"package"]) {
9653             controller = [self pageForPackage:argument withReferrer:referrer];
9654         }
9655
9656         if (!external && [base isEqualToString:@"sections"]) {
9657             if ([argument isEqualToString:@"all"])
9658                 argument = nil;
9659             controller = [[[SectionController alloc] initWithDatabase:database_ section:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding] source:nil] autorelease];
9660         }
9661
9662         if (!external && [base isEqualToString:@"sources"]) {
9663             if ([argument isEqualToString:@"add"]) {
9664                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9665                 [(SourcesController *)controller showAddSourcePrompt];
9666             }
9667         }
9668
9669         if (!external && [base isEqualToString:@"launch"]) {
9670             [self launchApplicationWithIdentifier:argument suspended:NO];
9671             return nil;
9672         }
9673     } else if ([components count] == 3) {
9674         NSString *arg1 = [components objectAtIndex:1];
9675         NSString *arg2 = [components objectAtIndex:2];
9676
9677         if (!external && [base isEqualToString:@"package"]) {
9678             if ([arg2 isEqualToString:@"settings"]) {
9679                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9680             } else if ([arg2 isEqualToString:@"files"]) {
9681                 if (Package *package = [database_ packageWithName:arg1]) {
9682                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9683                     [(FileTable *)controller setPackage:package];
9684                 }
9685             }
9686         }
9687
9688         if (!external && [base isEqualToString:@"sources"]) {
9689             Source *source = [database_ sourceWithKey:[arg1 stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9690             NSString *section = [arg2 stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9691             if ([section isEqualToString:@"all"])
9692                 section = nil;
9693
9694             controller = [[[SectionController alloc] initWithDatabase:database_ section:arg2 source:source] autorelease];
9695         }
9696     }
9697
9698     [controller setDelegate:self];
9699     return controller;
9700 }
9701
9702 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9703     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9704
9705     if (page != nil)
9706         [tabbar_ setUnselectedViewController:page];
9707
9708     return page != nil;
9709 }
9710
9711 - (void) applicationOpenURL:(NSURL *)url {
9712     [super applicationOpenURL:url];
9713
9714     if (!loaded_)
9715         starturl_ = url;
9716     else
9717         [self openCydiaURL:url forExternal:YES];
9718 }
9719
9720 - (void) applicationWillResignActive:(UIApplication *)application {
9721     // Stop refreshing if you get a phone call or lock the device.
9722     if ([tabbar_ updating])
9723         [tabbar_ cancelUpdate];
9724
9725     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9726         [super applicationWillResignActive:application];
9727 }
9728
9729 - (void) saveState {
9730     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9731     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9732     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9733     Changed_ = true;
9734
9735     [self _saveConfig];
9736 }
9737
9738 - (void) applicationWillTerminate:(UIApplication *)application {
9739     [self saveState];
9740 }
9741
9742 - (void) setConfigurationData:(NSString *)data {
9743     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9744
9745     if (!conffile_r(data)) {
9746         lprintf("E:invalid conffile\n");
9747         return;
9748     }
9749
9750     NSString *ofile = conffile_r[1];
9751     //NSString *nfile = conffile_r[2];
9752
9753     UIAlertView *alert = [[[UIAlertView alloc]
9754         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9755         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9756         delegate:self
9757         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9758         otherButtonTitles:
9759             UCLocalize("ACCEPT_NEW_COPY"),
9760             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9761         nil
9762     ] autorelease];
9763
9764     [alert setContext:@"conffile"];
9765     [alert setNumberOfRows:2];
9766     [alert show];
9767 }
9768
9769 - (void) addStashController {
9770     ++locked_;
9771     stash_ = [[[StashController alloc] init] autorelease];
9772     [window_ addSubview:[stash_ view]];
9773 }
9774
9775 - (void) removeStashController {
9776     [[stash_ view] removeFromSuperview];
9777     stash_ = nil;
9778     --locked_;
9779 }
9780
9781 - (void) stash {
9782     [self setIdleTimerDisabled:YES];
9783
9784     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9785     UpdateExternalStatus(1);
9786     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9787     UpdateExternalStatus(0);
9788
9789     [self removeStashController];
9790
9791     pid_t pid(ExecFork());
9792     if (pid == 0) {
9793         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9794         perror("launchctl stop");
9795         exit(0);
9796     }
9797
9798     ReapZombie(pid);
9799 }
9800
9801 - (void) setupViewControllers {
9802     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9803
9804     NSMutableArray *items([NSMutableArray arrayWithObjects:
9805         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9806         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease],
9807         [[[UITabBarItem alloc] initWithTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES")) image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9808         [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease],
9809         [[[UITabBarItem alloc] initWithTitle:UCLocalize("QUEUE") image:[UIImage applicationImageNamed:@"queue.png"] tag:0] autorelease],
9810     nil]);
9811
9812     NSMutableArray *controllers([NSMutableArray array]);
9813     for (UITabBarItem *item in items) {
9814         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9815         [controller setTabBarItem:item];
9816         [controllers addObject:controller];
9817     }
9818     [tabbar_ setViewControllers:controllers];
9819
9820     [tabbar_ setUpdateDelegate:self];
9821 }
9822
9823 - (void) _sendMemoryWarningNotification {
9824     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9825         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9826     else
9827         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9828 }
9829
9830 - (void) _sendMemoryWarningNotifications {
9831     while (true) {
9832         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9833         sleep(2);
9834         //usleep(2000000);
9835     }
9836 }
9837
9838 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9839     NSLog(@"--");
9840     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9841 }
9842
9843 - (void) applicationDidFinishLaunching:(id)unused {
9844     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9845
9846 _trace();
9847     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9848         [self setApplicationSupportsShakeToEdit:NO];
9849
9850     @synchronized (HostConfig_) {
9851         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9852     }
9853
9854     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9855         initWithMemoryCapacity:524288
9856         diskCapacity:10485760
9857         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9858     ] autorelease]];
9859
9860     [CydiaWebViewController _initialize];
9861
9862     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9863
9864     // this would disallow http{,s} URLs from accessing this data
9865     //[WebView registerURLSchemeAsLocal:@"cydia"];
9866
9867     Font12_ = [UIFont systemFontOfSize:12];
9868     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9869     Font14_ = [UIFont systemFontOfSize:14];
9870     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9871     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9872
9873     essential_ = [NSMutableArray arrayWithCapacity:4];
9874     broken_ = [NSMutableArray arrayWithCapacity:4];
9875
9876     // XXX: I really need this thing... like, seriously... I'm sorry
9877     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9878
9879     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9880     [window_ orderFront:self];
9881     [window_ makeKey:self];
9882     [window_ setHidden:NO];
9883
9884     if (false) stash: {
9885         [self addStashController];
9886         // XXX: this would be much cleaner as a yieldToSelector:
9887         // that way the removeStashController could happen right here inline
9888         // we also could no longer require the useless stash_ field anymore
9889         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9890         return;
9891     }
9892
9893     struct stat root;
9894     int error(stat("/", &root));
9895     _assert(error != -1);
9896
9897     #define Stash_(path) do { \
9898         struct stat folder; \
9899         int error(lstat((path), &folder)); \
9900         if (error != -1 && ( \
9901             folder.st_dev == root.st_dev && \
9902             S_ISDIR(folder.st_mode) \
9903         ) || error == -1 && ( \
9904             errno == ENOENT || \
9905             errno == ENOTDIR \
9906         )) goto stash; \
9907     } while (false)
9908
9909     Stash_("/Applications");
9910     Stash_("/Library/Ringtones");
9911     Stash_("/Library/Wallpaper");
9912     //Stash_("/usr/bin");
9913     Stash_("/usr/include");
9914     Stash_("/usr/lib/pam");
9915     Stash_("/usr/libexec");
9916     Stash_("/usr/share");
9917     //Stash_("/var/lib");
9918
9919     database_ = [Database sharedInstance];
9920     [database_ setDelegate:self];
9921
9922     [window_ setUserInteractionEnabled:NO];
9923     [self setupViewControllers];
9924
9925     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9926     [window_ addSubview:[emulated_ view]];
9927
9928     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9929 _trace();
9930 }
9931
9932 - (NSArray *) defaultStartPages {
9933     NSMutableArray *standard = [NSMutableArray array];
9934     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9935     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9936     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9937     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9938     [standard addObject:[NSArray arrayWithObject:@"cydia://queue"]];
9939     return standard;
9940 }
9941
9942 - (void) loadData {
9943 _trace();
9944     if (Role_ == nil) {
9945         [window_ setUserInteractionEnabled:YES];
9946         [self showSettings];
9947         return;
9948     } else {
9949         if ([emulated_ modalViewController] != nil)
9950             [emulated_ dismissModalViewControllerAnimated:YES];
9951         [window_ setUserInteractionEnabled:NO];
9952     }
9953
9954     [self reloadDataWithInvocation:nil];
9955     [self refreshIfPossible];
9956     PrintTimes();
9957
9958     [self disemulate];
9959
9960     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9961     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
9962     int standardIndex = 0;
9963     NSArray *standard = [self defaultStartPages];
9964
9965     BOOL valid = YES;
9966
9967     if (saved == nil)
9968         valid = NO;
9969
9970     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9971     if (valid && closed != nil) {
9972         NSTimeInterval interval([closed timeIntervalSinceNow]);
9973         // XXX: Is 30 minutes the optimal time here?
9974         if (interval <= -(30*60))
9975             valid = NO;
9976     }
9977
9978     if (valid && [saved count] != [standard count])
9979         valid = NO;
9980
9981     if (valid) {
9982         for (unsigned int i = 0; i < [standard count]; i++) {
9983             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9984             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9985             //      but it's good enough for now.
9986             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9987                 valid = NO;
9988                 break;
9989             }
9990         }
9991     }
9992
9993     NSArray *items = nil;
9994     if (valid) {
9995         [tabbar_ setSelectedIndex:savedIndex];
9996         items = saved;
9997     } else {
9998         [tabbar_ setSelectedIndex:standardIndex];
9999         items = standard;
10000     }
10001
10002     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10003         NSArray *stack = [items objectAtIndex:tab];
10004         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10005         NSMutableArray *current = [NSMutableArray array];
10006
10007         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10008             NSString *addr = [stack objectAtIndex:nav];
10009             NSURL *url = [NSURL URLWithString:addr];
10010             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10011             if (page != nil)
10012                 [current addObject:page];
10013         }
10014
10015         [navigation setViewControllers:current];
10016     }
10017
10018     // (Try to) show the startup URL.
10019     if (starturl_ != nil) {
10020         [self openCydiaURL:starturl_ forExternal:NO];
10021         starturl_ = nil;
10022     }
10023 }
10024
10025 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10026     if (item != nil && IsWildcat_) {
10027         [sheet showFromBarButtonItem:item animated:YES];
10028     } else {
10029         [sheet showInView:window_];
10030     }
10031 }
10032
10033 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10034     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10035     [progress setTitle:task];
10036     [progress addProgressEvent:event];
10037 }
10038
10039 - (void) addProgressEventForTask:(NSArray *)data {
10040     CydiaProgressEvent *event([data objectAtIndex:0]);
10041     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10042     [self addProgressEvent:event forTask:task];
10043 }
10044
10045 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10046     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10047 }
10048
10049 @end
10050
10051 /*IMP alloc_;
10052 id Alloc_(id self, SEL selector) {
10053     id object = alloc_(self, selector);
10054     lprintf("[%s]A-%p\n", self->isa->name, object);
10055     return object;
10056 }*/
10057
10058 /*IMP dealloc_;
10059 id Dealloc_(id self, SEL selector) {
10060     id object = dealloc_(self, selector);
10061     lprintf("[%s]D-%p\n", self->isa->name, object);
10062     return object;
10063 }*/
10064
10065 Class $WebDefaultUIKitDelegate;
10066
10067 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
10068     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
10069         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
10070     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
10071 }
10072
10073 static NSSet *MobilizedFiles_;
10074
10075 static NSURL *MobilizeURL(NSURL *url) {
10076     NSString *path([url path]);
10077     if ([path hasPrefix:@"/var/root/"]) {
10078         NSString *file([path substringFromIndex:10]);
10079         if ([MobilizedFiles_ containsObject:file])
10080             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
10081     }
10082
10083     return url;
10084 }
10085
10086 Class $CFXPreferencesPropertyListSource;
10087 @class CFXPreferencesPropertyListSource;
10088
10089 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10090     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10091     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10092     url = MobilizeURL(url);
10093     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10094     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10095     url = old;
10096     [pool release];
10097     return value;
10098 }
10099
10100 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10101     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10102     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10103     url = MobilizeURL(url);
10104     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10105     //NSLog(@"%@ %@", [url absoluteString], value);
10106     url = old;
10107     [pool release];
10108     return value;
10109 }
10110
10111 Class $NSURLConnection;
10112
10113 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10114     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10115
10116     NSURL *url([copy URL]);
10117
10118     NSString *host([url host]);
10119     NSString *scheme([[url scheme] lowercaseString]);
10120
10121     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10122
10123     @synchronized (HostConfig_) {
10124         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10125             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10126                 [copy setHTTPShouldUsePipelining:YES];
10127
10128         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10129             if ([control isEqualToString:@"max-age=0"])
10130                 if ([CachedURLs_ containsObject:url]) {
10131 #if !ForRelease
10132                     NSLog(@"~~~: %@", url);
10133 #endif
10134
10135                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10136
10137                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10138                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10139                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10140                 }
10141     }
10142
10143     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10144     } return self;
10145 }
10146
10147 Class $WAKWindow;
10148
10149 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10150     CGSize size([[UIScreen mainScreen] bounds].size);
10151     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10152         if ([$WAKWindow hasLandscapeOrientation])
10153             std::swap(size.width, size.height);*/
10154     return size;
10155 }
10156
10157 int main(int argc, char *argv[]) {
10158     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10159
10160     _trace();
10161
10162     UpdateExternalStatus(0);
10163
10164     if (Class $UIDevice = objc_getClass("UIDevice")) {
10165         UIDevice *device([$UIDevice currentDevice]);
10166         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10167     } else
10168         IsWildcat_ = false;
10169
10170     UIScreen *screen([UIScreen mainScreen]);
10171     if ([screen respondsToSelector:@selector(scale)])
10172         ScreenScale_ = [screen scale];
10173     else
10174         ScreenScale_ = 1;
10175
10176     UIDevice *device([UIDevice currentDevice]);
10177     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10178         Idiom_ = @"iphone";
10179     else {
10180         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10181         if (idiom == UIUserInterfaceIdiomPhone)
10182             Idiom_ = @"iphone";
10183         else if (idiom == UIUserInterfaceIdiomPad)
10184             Idiom_ = @"ipad";
10185         else
10186             NSLog(@"unknown UIUserInterfaceIdiom!");
10187     }
10188
10189     Pcre pattern("^([0-9]+\\.[0-9]+)");
10190
10191     if (pattern([device systemVersion]))
10192         Firmware_ = pattern[1];
10193     if (pattern(Cydia_))
10194         Major_ = pattern[1];
10195
10196     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10197
10198     HostConfig_ = [[[NSObject alloc] init] autorelease];
10199     @synchronized (HostConfig_) {
10200         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10201         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10202         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10203         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10204         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10205     }
10206
10207     NSString *ui(@"ui/ios");
10208     if (Idiom_ != nil)
10209         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10210     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10211     UI_ = CydiaURL(ui);
10212
10213     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10214
10215     MobilizedFiles_ = [NSMutableSet setWithObjects:
10216         @"Library/Preferences/com.apple.Accessibility.plist",
10217         @"Library/Preferences/com.apple.preferences.sounds.plist",
10218     nil];
10219
10220     /* Library Hacks {{{ */
10221     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10222
10223     $WAKWindow = objc_getClass("WAKWindow");
10224     if ($WAKWindow != NULL)
10225         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10226             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10227
10228     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10229
10230     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10231     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10232         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10233         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10234     }
10235
10236     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10237     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10238         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10239         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10240     }
10241
10242     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10243     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10244     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10245         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10246         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10247     }
10248
10249     $NSURLConnection = objc_getClass("NSURLConnection");
10250     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10251     if (NSURLConnection$init$ != NULL) {
10252         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10253         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10254     }
10255     /* }}} */
10256     /* Set Locale {{{ */
10257     Locale_ = CFLocaleCopyCurrent();
10258     Languages_ = [NSLocale preferredLanguages];
10259
10260     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10261     //NSLog(@"%@", [Languages_ description]);
10262
10263     const char *lang;
10264     if (Locale_ != NULL)
10265         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10266     else if (Languages_ != nil && [Languages_ count] != 0)
10267         lang = [[Languages_ objectAtIndex:0] UTF8String];
10268     else
10269         // XXX: consider just setting to C and then falling through?
10270         lang = NULL;
10271
10272     if (lang != NULL) {
10273         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10274         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10275     }
10276
10277     NSLog(@"Setting Language: %s", lang);
10278
10279     if (lang != NULL) {
10280         setenv("LANG", lang, true);
10281         std::setlocale(LC_ALL, lang);
10282     }
10283     /* }}} */
10284
10285     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10286
10287     /* Parse Arguments {{{ */
10288     bool substrate(false);
10289
10290     if (argc != 0) {
10291         char **args(argv);
10292         int arge(1);
10293
10294         for (int argi(1); argi != argc; ++argi)
10295             if (strcmp(argv[argi], "--") == 0) {
10296                 arge = argi;
10297                 argv[argi] = argv[0];
10298                 argv += argi;
10299                 argc -= argi;
10300                 break;
10301             }
10302
10303         for (int argi(1); argi != arge; ++argi)
10304             if (strcmp(args[argi], "--substrate") == 0)
10305                 substrate = true;
10306             else
10307                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10308     }
10309     /* }}} */
10310
10311     App_ = [[NSBundle mainBundle] bundlePath];
10312     Advanced_ = YES;
10313
10314     setuid(0);
10315     setgid(0);
10316
10317     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10318     alloc_ = alloc->method_imp;
10319     alloc->method_imp = (IMP) &Alloc_;*/
10320
10321     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10322     dealloc_ = dealloc->method_imp;
10323     dealloc->method_imp = (IMP) &Dealloc_;*/
10324
10325     /* System Information {{{ */
10326     size_t size;
10327
10328     int maxproc;
10329     size = sizeof(maxproc);
10330     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10331         perror("sysctlbyname(\"kern.maxproc\", ?)");
10332     else if (maxproc < 64) {
10333         maxproc = 64;
10334         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10335             perror("sysctlbyname(\"kern.maxproc\", #)");
10336     }
10337
10338     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10339     char *osversion = new char[size];
10340     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10341         perror("sysctlbyname(\"kern.osversion\", ?)");
10342     else
10343         System_ = [NSString stringWithUTF8String:osversion];
10344
10345     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10346     char *machine = new char[size];
10347     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10348         perror("sysctlbyname(\"hw.machine\", ?)");
10349     else
10350         Machine_ = machine;
10351
10352     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10353     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10354     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10355
10356     UniqueID_ = [device uniqueIdentifier];
10357
10358     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10359         Product_ = [info objectForKey:@"SafariProductVersion"];
10360         Safari_ = [info objectForKey:@"CFBundleVersion"];
10361     }
10362
10363     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10364
10365     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10366         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10367     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10368         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10369     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10370         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10371
10372     UserAgent_ = agent;
10373     /* }}} */
10374     /* Load Database {{{ */
10375     _trace();
10376     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10377     _trace();
10378     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10379
10380     if (Metadata_ == NULL)
10381         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10382     else {
10383         Settings_ = [Metadata_ objectForKey:@"Settings"];
10384
10385         Packages_ = [Metadata_ objectForKey:@"Packages"];
10386
10387         Values_ = [Metadata_ objectForKey:@"Values"];
10388         Sections_ = [Metadata_ objectForKey:@"Sections"];
10389         Sources_ = [Metadata_ objectForKey:@"Sources"];
10390
10391         Token_ = [Metadata_ objectForKey:@"Token"];
10392
10393         Version_ = [Metadata_ objectForKey:@"Version"];
10394     }
10395
10396     if (Settings_ != nil)
10397         Role_ = [Settings_ objectForKey:@"Role"];
10398
10399     if (Values_ == nil) {
10400         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10401         [Metadata_ setObject:Values_ forKey:@"Values"];
10402     }
10403
10404     if (Sections_ == nil) {
10405         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10406         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10407     }
10408
10409     if (Sources_ == nil) {
10410         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10411         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10412     }
10413
10414     if (Version_ == nil) {
10415         Version_ = [NSNumber numberWithUnsignedInt:0];
10416         [Metadata_ setObject:Version_ forKey:@"Version"];
10417     }
10418
10419     if ([Version_ unsignedIntValue] == 0) {
10420         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10421         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10422         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10423         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10424
10425         Version_ = [NSNumber numberWithUnsignedInt:1];
10426         [Metadata_ setObject:Version_ forKey:@"Version"];
10427
10428         [Metadata_ removeObjectForKey:@"LastUpdate"];
10429
10430         Changed_ = true;
10431     }
10432     /* }}} */
10433
10434     CydiaWriteSources();
10435
10436     _trace();
10437     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10438     _trace();
10439
10440     if (Packages_ != nil) {
10441         bool fail(false);
10442         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10443         _trace();
10444
10445         if (!fail) {
10446             [Metadata_ removeObjectForKey:@"Packages"];
10447             Packages_ = nil;
10448             Changed_ = true;
10449         }
10450     }
10451
10452     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10453
10454 #define MobileSubstrate_(name) \
10455     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10456         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10457         if (handle == NULL) \
10458             NSLog(@"%s", dlerror()); \
10459     }
10460
10461     MobileSubstrate_(Activator)
10462     MobileSubstrate_(libstatusbar)
10463     MobileSubstrate_(SimulatedKeyEvents)
10464     MobileSubstrate_(WinterBoard)
10465
10466     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10467         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10468
10469     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10470
10471     if (access("/User", F_OK) != 0 || version != 5) {
10472         _trace();
10473         system("/usr/libexec/cydia/firmware.sh");
10474         _trace();
10475     }
10476
10477     _assert([[NSFileManager defaultManager]
10478         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10479         withIntermediateDirectories:YES
10480         attributes:nil
10481         error:NULL
10482     ]);
10483
10484     if (access("/tmp/cydia.chk", F_OK) == 0) {
10485         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10486             _assert(errno == ENOENT);
10487         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10488             _assert(errno == ENOENT);
10489     }
10490
10491     /* APT Initialization {{{ */
10492     _assert(pkgInitConfig(*_config));
10493     _assert(pkgInitSystem(*_config, _system));
10494
10495     if (lang != NULL)
10496         _config->Set("APT::Acquire::Translation", lang);
10497
10498     // XXX: this timeout might be important :(
10499     //_config->Set("Acquire::http::Timeout", 15);
10500
10501     _config->Set("Acquire::http::MaxParallel", 3);
10502     /* }}} */
10503     /* Color Choices {{{ */
10504     space_ = CGColorSpaceCreateDeviceRGB();
10505
10506     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10507     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10508     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10509     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10510     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10511     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10512     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10513     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10514     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10515
10516     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10517     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10518     /* }}}*/
10519     /* UIKit Configuration {{{ */
10520     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10521     if ($GSFontSetUseLegacyFontMetrics != NULL)
10522         $GSFontSetUseLegacyFontMetrics(YES);
10523
10524     // XXX: I have a feeling this was important
10525     //UIKeyboardDisableAutomaticAppearance();
10526     /* }}} */
10527
10528     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, "GSSystemHasCapability"));
10529     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10530
10531     ShowPromoted_ = fast;
10532     PulseInterval_ = fast ? 50000 : 500000;
10533
10534     Colon_ = UCLocalize("COLON_DELIMITED");
10535     Elision_ = UCLocalize("ELISION");
10536     Error_ = UCLocalize("ERROR");
10537     Warning_ = UCLocalize("WARNING");
10538
10539 #if !ForRelease
10540     AprilFools_ = true;
10541 #else
10542     CFGregorianDate date(CFAbsoluteTimeGetGregorianDate(CFAbsoluteTimeGetCurrent(), CFTimeZoneCopySystem()));
10543     AprilFools_ = date.month == 4 && date.day == 1;
10544 #endif
10545
10546     _trace();
10547     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10548
10549     CGColorSpaceRelease(space_);
10550     CFRelease(Locale_);
10551
10552     [pool release];
10553     return value;
10554 }