Cydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008  Jay Freeman (saurik)
   3 */
   4
   5 /*
   6  *        Redistribution and use in source and binary
   7  * forms, with or without modification, are permitted
   8  * provided that the following conditions are met:
   9  *
  10  * 1. Redistributions of source code must retain the
  11  *    above copyright notice, this list of conditions
  12  *    and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the
  14  *    above copyright notice, this list of conditions
  15  *    and the following disclaimer in the documentation
  16  *    and/or other materials provided with the
  17  *    distribution.
  18  * 3. The name of the author may not be used to endorse
  19  *    or promote products derived from this software
  20  *    without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  23  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  24  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  25  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  27  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  28  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  29  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  30  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  31  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  32  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  33  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  34  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  35  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  36 */
  37
  38 // XXX: wtf/FastMalloc.h... wtf?
  39 #define USE_SYSTEM_MALLOC 1
  40
  41 /* #include Directives {{{ */
  42 #import "UICaboodle.h"
  43
  44 #include <objc/message.h>
  45 #include <objc/objc.h>
  46 #include <objc/runtime.h>
  47
  48 #include <CoreGraphics/CoreGraphics.h>
  49 #include <GraphicsServices/GraphicsServices.h>
  50 #include <Foundation/Foundation.h>
  51
  52 #import <QuartzCore/CALayer.h>
  53
  54 #import <UIKit/UIKit.h>
  55
  56 // XXX: remove
  57 #import <MessageUI/MailComposeController.h>
  58
  59 #include <iomanip>
  60 #include <sstream>
  61 #include <string>
  62
  63 #include <ext/stdio_filebuf.h>
  64
  65 #include <apt-pkg/acquire.h>
  66 #include <apt-pkg/acquire-item.h>
  67 #include <apt-pkg/algorithms.h>
  68 #include <apt-pkg/cachefile.h>
  69 #include <apt-pkg/clean.h>
  70 #include <apt-pkg/configuration.h>
  71 #include <apt-pkg/debmetaindex.h>
  72 #include <apt-pkg/error.h>
  73 #include <apt-pkg/init.h>
  74 #include <apt-pkg/mmap.h>
  75 #include <apt-pkg/pkgrecords.h>
  76 #include <apt-pkg/sha1.h>
  77 #include <apt-pkg/sourcelist.h>
  78 #include <apt-pkg/sptr.h>
  79 #include <apt-pkg/strutl.h>
  80
  81 #include <sys/types.h>
  82 #include <sys/stat.h>
  83 #include <sys/sysctl.h>
  84 #include <sys/param.h>
  85 #include <sys/mount.h>
  86
  87 #include <notify.h>
  88 #include <dlfcn.h>
  89
  90 extern "C" {
  91 #include <mach-o/nlist.h>
  92 }
  93
  94 #include <cstdio>
  95 #include <cstdlib>
  96 #include <cstring>
  97
  98 #include <errno.h>
  99 #include <pcre.h>
 100
 101 #import "BrowserView.h"
 102 #import "ResetView.h"
 103
 104 #import "substrate.h"
 105 /* }}} */
 106
 107 //#define _finline __attribute__((force_inline))
 108 #define _finline inline
 109
 110 struct timeval _ltv;
 111 bool _itv;
 112
 113 #define _limit(count) do { \
 114     static size_t _count(0); \
 115     if (++_count == count) \
 116         exit(0); \
 117 } while (false)
 118
 119 #define _timestamp ({ \
 120     struct timeval tv; \
 121     gettimeofday(&tv, NULL); \
 122     tv.tv_sec * 1000000 + tv.tv_usec; \
 123 })
 124
 125 typedef std::vector<class ProfileTime *> TimeList;
 126 TimeList times_;
 127
 128 class ProfileTime {
 129   private:
 130     const char *name_;
 131     uint64_t total_;
 132     uint64_t count_;
 133
 134   public:
 135     ProfileTime(const char *name) :
 136         name_(name),
 137         total_(0)
 138     {
 139         times_.push_back(this);
 140     }
 141
 142     void AddTime(uint64_t time) {
 143         total_ += time;
 144         ++count_;
 145     }
 146
 147     void Print() {
 148         if (total_ != 0)
 149             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 150         total_ = 0;
 151         count_ = 0;
 152     }
 153 };
 154
 155 class ProfileTimer {
 156   private:
 157     ProfileTime &time_;
 158     uint64_t start_;
 159
 160   public:
 161     ProfileTimer(ProfileTime &time) :
 162         time_(time),
 163         start_(_timestamp)
 164     {
 165     }
 166
 167     ~ProfileTimer() {
 168         time_.AddTime(_timestamp - start_);
 169     }
 170 };
 171
 172 void PrintTimes() {
 173     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 174         (*i)->Print();
 175     std::cerr << "========" << std::endl;
 176 }
 177
 178 #define _profile(name) { \
 179     static ProfileTime name(#name); \
 180     ProfileTimer _ ## name(name);
 181
 182 #define _end }
 183
 184 /* Objective-C Handle<> {{{ */
 185 template <typename Type_>
 186 class _H {
 187     typedef _H<Type_> This_;
 188
 189   private:
 190     Type_ *value_;
 191
 192     _finline void Retain_() {
 193         if (value_ != nil)
 194             [value_ retain];
 195     }
 196
 197     _finline void Clear_() {
 198         if (value_ != nil)
 199             [value_ release];
 200     }
 201
 202   public:
 203     _finline _H(Type_ *value = NULL, bool mended = false) :
 204         value_(value)
 205     {
 206         if (!mended)
 207             Retain_();
 208     }
 209
 210     _finline ~_H() {
 211         Clear_();
 212     }
 213
 214     _finline This_ &operator =(Type_ *value) {
 215         if (value_ != value) {
 216             Clear_();
 217             value_ = value;
 218             Retain_();
 219         } return this;
 220     }
 221 };
 222 /* }}} */
 223
 224 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 225
 226 void NSLogPoint(const char *fix, const CGPoint &point) {
 227     NSLog(@"%s(%g,%g)", fix, point.x, point.y);
 228 }
 229
 230 void NSLogRect(const char *fix, const CGRect &rect) {
 231     NSLog(@"%s(%g,%g)+(%g,%g)", fix, rect.origin.x, rect.origin.y, rect.size.width, rect.size.height);
 232 }
 233
 234 @interface NSObject (Cydia)
 235 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 236 - (id) yieldToSelector:(SEL)selector;
 237 @end
 238
 239 @implementation NSObject (Cydia)
 240
 241 - (void) doNothing {
 242 }
 243
 244 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 245     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 246     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 247     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 248
 249     /* XXX: deal with exceptions */
 250     id value([self performSelector:selector withObject:object]);
 251
 252     [context removeAllObjects];
 253     if (value != nil)
 254         [context addObject:value];
 255
 256     stopped = true;
 257
 258     [self
 259         performSelectorOnMainThread:@selector(doNothing)
 260         withObject:nil
 261         waitUntilDone:NO
 262     ];
 263 }
 264
 265 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 266     /*return [self performSelector:selector withObject:object];*/
 267
 268     volatile bool stopped(false);
 269
 270     NSMutableArray *context([NSMutableArray arrayWithObjects:
 271         [NSValue valueWithPointer:selector],
 272         [NSValue valueWithNonretainedObject:object],
 273         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 274     nil]);
 275
 276     NSThread *thread([[[NSThread alloc]
 277         initWithTarget:self
 278         selector:@selector(_yieldToContext:)
 279         object:context
 280     ] autorelease]);
 281
 282     [thread start];
 283
 284     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 285     NSDate *future([NSDate distantFuture]);
 286
 287     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 288
 289     return [context count] == 0 ? nil : [context objectAtIndex:0];
 290 }
 291
 292 - (id) yieldToSelector:(SEL)selector {
 293     return [self yieldToSelector:selector withObject:nil];
 294 }
 295
 296 @end
 297
 298 /* NSForcedOrderingSearch doesn't work on the iPhone */
 299 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 300 static const NSStringCompareOptions BaseCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch;
 301 static const NSStringCompareOptions ForcedCompareOptions_ = BaseCompareOptions_;
 302 static const NSStringCompareOptions LaxCompareOptions_ = BaseCompareOptions_ | NSCaseInsensitiveSearch;
 303
 304 /* iPhoneOS 2.0 Compatibility {{{ */
 305 #ifdef __OBJC2__
 306 @interface UITextView (iPhoneOS)
 307 - (void) setTextSize:(float)size;
 308 @end
 309
 310 @implementation UITextView (iPhoneOS)
 311
 312 - (void) setTextSize:(float)size {
 313     [self setFont:[[self font] fontWithSize:size]];
 314 }
 315
 316 @end
 317 #endif
 318 /* }}} */
 319
 320 extern NSString * const kCAFilterNearest;
 321
 322 /* Information Dictionaries {{{ */
 323 @interface NSMutableArray (Cydia)
 324 - (void) addInfoDictionary:(NSDictionary *)info;
 325 @end
 326
 327 @implementation NSMutableArray (Cydia)
 328
 329 - (void) addInfoDictionary:(NSDictionary *)info {
 330     [self addObject:info];
 331 }
 332
 333 @end
 334
 335 @interface NSMutableDictionary (Cydia)
 336 - (void) addInfoDictionary:(NSDictionary *)info;
 337 @end
 338
 339 @implementation NSMutableDictionary (Cydia)
 340
 341 - (void) addInfoDictionary:(NSDictionary *)info {
 342     NSString *bundle = [info objectForKey:@"CFBundleIdentifier"];
 343     [self setObject:info forKey:bundle];
 344 }
 345
 346 @end
 347 /* }}} */
 348 /* Pop Transitions {{{ */
 349 @interface PopTransitionView : UITransitionView {
 350 }
 351
 352 @end
 353
 354 @implementation PopTransitionView
 355
 356 - (void) transitionViewDidComplete:(UITransitionView *)view fromView:(UIView *)from toView:(UIView *)to {
 357     if (from != nil && to == nil)
 358         [self removeFromSuperview];
 359 }
 360
 361 @end
 362
 363 @implementation UIView (PopUpView)
 364
 365 - (void) popFromSuperviewAnimated:(BOOL)animated {
 366     [[self superview] transition:(animated ? UITransitionPushFromTop : UITransitionNone) toView:nil];
 367 }
 368
 369 - (void) popSubview:(UIView *)view {
 370     UITransitionView *transition([[[PopTransitionView alloc] initWithFrame:[self bounds]] autorelease]);
 371     [transition setDelegate:transition];
 372     [self addSubview:transition];
 373
 374     UIView *blank = [[[UIView alloc] initWithFrame:[transition bounds]] autorelease];
 375     [transition transition:UITransitionNone toView:blank];
 376     [transition transition:UITransitionPushFromBottom toView:view];
 377 }
 378
 379 @end
 380 /* }}} */
 381
 382 #define lprintf(args...) fprintf(stderr, args)
 383
 384 #define ForRelease 1
 385 #define ForSaurik (1 && !ForRelease)
 386 #define ShowInternals (1 && !ForRelease)
 387 #define IgnoreInstall (0 && !ForRelease)
 388 #define RecycleWebViews 0
 389 #define AlwaysReload (1 && !ForRelease)
 390
 391 #if ForRelease
 392 #undef _trace
 393 #define _trace(args...)
 394 #undef _profile
 395 #define _profile(name) {
 396 #undef _end
 397 #define _end }
 398 #define PrintTimes() do {} while (false)
 399 #endif
 400
 401 /* Radix Sort {{{ */
 402 @interface NSMutableArray (Radix)
 403 - (void) radixSortUsingSelector:(SEL)selector withObject:(id)object;
 404 @end
 405
 406 @implementation NSMutableArray (Radix)
 407
 408 - (void) radixSortUsingSelector:(SEL)selector withObject:(id)object {
 409     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[NSMethodSignature signatureWithObjCTypes:"L12@0:4@8"]]);
 410     [invocation setSelector:selector];
 411     [invocation setArgument:&object atIndex:2];
 412
 413     size_t count([self count]);
 414
 415     struct RadixItem {
 416         size_t index;
 417         uint32_t key;
 418     } *swap(new RadixItem[count * 2]), *lhs(swap), *rhs(swap + count);
 419
 420     for (size_t i(0); i != count; ++i) {
 421         RadixItem &item(lhs[i]);
 422         item.index = i;
 423
 424         id object([self objectAtIndex:i]);
 425         [invocation setTarget:object];
 426
 427         [invocation invoke];
 428         [invocation getReturnValue:&item.key];
 429     }
 430
 431     static const size_t width = 32;
 432     static const size_t bits = 11;
 433     static const size_t slots = 1 << bits;
 434     static const size_t passes = (width + (bits - 1)) / bits;
 435
 436     size_t *hist(new size_t[slots]);
 437
 438     for (size_t pass(0); pass != passes; ++pass) {
 439         memset(hist, 0, sizeof(size_t) * slots);
 440
 441         for (size_t i(0); i != count; ++i) {
 442             uint32_t key(lhs[i].key);
 443             key >>= pass * bits;
 444             key &= _not(uint32_t) >> width - bits;
 445             ++hist[key];
 446         }
 447
 448         size_t offset(0);
 449         for (size_t i(0); i != slots; ++i) {
 450             size_t local(offset);
 451             offset += hist[i];
 452             hist[i] = local;
 453         }
 454
 455         for (size_t i(0); i != count; ++i) {
 456             uint32_t key(lhs[i].key);
 457             key >>= pass * bits;
 458             key &= _not(uint32_t) >> width - bits;
 459             rhs[hist[key]++] = lhs[i];
 460         }
 461
 462         RadixItem *tmp(lhs);
 463         lhs = rhs;
 464         rhs = tmp;
 465     }
 466
 467     delete [] hist;
 468
 469     NSMutableArray *values([NSMutableArray arrayWithCapacity:count]);
 470     for (size_t i(0); i != count; ++i)
 471         [values addObject:[self objectAtIndex:lhs[i].index]];
 472     [self setArray:values];
 473
 474     delete [] swap;
 475 }
 476
 477 @end
 478 /* }}} */
 479
 480 /* Apple Bug Fixes {{{ */
 481 @implementation UIWebDocumentView (Cydia)
 482
 483 - (void) _setScrollerOffset:(CGPoint)offset {
 484     UIScroller *scroller([self _scroller]);
 485
 486     CGSize size([scroller contentSize]);
 487     CGSize bounds([scroller bounds].size);
 488
 489     CGPoint max;
 490     max.x = size.width - bounds.width;
 491     max.y = size.height - bounds.height;
 492
 493     // wtf Apple?!
 494     if (max.x < 0)
 495         max.x = 0;
 496     if (max.y < 0)
 497         max.y = 0;
 498
 499     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 500     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 501
 502     [scroller setOffset:offset];
 503 }
 504
 505 @end
 506 /* }}} */
 507
 508 typedef enum {
 509     kUIControlEventMouseDown = 1 << 0,
 510     kUIControlEventMouseMovedInside = 1 << 2, // mouse moved inside control target
 511     kUIControlEventMouseMovedOutside = 1 << 3, // mouse moved outside control target
 512     kUIControlEventMouseUpInside = 1 << 6, // mouse up inside control target
 513     kUIControlEventMouseUpOutside = 1 << 7, // mouse up outside control target
 514     kUIControlAllEvents = (kUIControlEventMouseDown | kUIControlEventMouseMovedInside | kUIControlEventMouseMovedOutside | kUIControlEventMouseUpInside | kUIControlEventMouseUpOutside)
 515 } UIControlEventMasks;
 516
 517 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 518     size_t length([self length] - state->state);
 519     if (length <= 0)
 520         return 0;
 521     else if (length > count)
 522         length = count;
 523     for (size_t i(0); i != length; ++i)
 524         objects[i] = [self item:state->state++];
 525     state->itemsPtr = objects;
 526     state->mutationsPtr = (unsigned long *) self;
 527     return length;
 528 }
 529
 530 @interface NSString (UIKit)
 531 - (NSString *) stringByAddingPercentEscapes;
 532 - (NSString *) stringByReplacingCharacter:(unsigned short)arg0 withCharacter:(unsigned short)arg1;
 533 @end
 534
 535 @interface NSString (Cydia)
 536 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 537 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 538 - (NSComparisonResult) compareByPath:(NSString *)other;
 539 - (NSString *) stringByCachingURLWithCurrentCDN;
 540 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 541 @end
 542
 543 @implementation NSString (Cydia)
 544
 545 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 546     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 547 }
 548
 549 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 550     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 551 }
 552
 553 - (NSComparisonResult) compareByPath:(NSString *)other {
 554     NSString *prefix = [self commonPrefixWithString:other options:0];
 555     size_t length = [prefix length];
 556
 557     NSRange lrange = NSMakeRange(length, [self length] - length);
 558     NSRange rrange = NSMakeRange(length, [other length] - length);
 559
 560     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 561     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 562
 563     NSComparisonResult value;
 564
 565     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 566         value = NSOrderedSame;
 567     else if (lrange.location == NSNotFound)
 568         value = NSOrderedAscending;
 569     else if (rrange.location == NSNotFound)
 570         value = NSOrderedDescending;
 571     else
 572         value = NSOrderedSame;
 573
 574     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 575         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 576     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 577         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 578
 579     NSComparisonResult result = [lpath compare:rpath];
 580     return result == NSOrderedSame ? value : result;
 581 }
 582
 583 - (NSString *) stringByCachingURLWithCurrentCDN {
 584     return [self
 585         stringByReplacingOccurrencesOfString:@"://"
 586         withString:@"://ne.edgecastcdn.net/8003A4/"
 587         options:0
 588         /* XXX: this is somewhat inaccurate */
 589         range:NSMakeRange(0, 10)
 590     ];
 591 }
 592
 593 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 594     return [(id)CFURLCreateStringByAddingPercentEscapes(
 595         kCFAllocatorDefault,
 596         (CFStringRef) self,
 597         NULL,
 598         CFSTR(";/?:@&=+$,"),
 599         kCFStringEncodingUTF8
 600     ) autorelease];
 601 }
 602
 603 @end
 604
 605 /* Perl-Compatible RegEx {{{ */
 606 class Pcre {
 607   private:
 608     pcre *code_;
 609     pcre_extra *study_;
 610     int capture_;
 611     int *matches_;
 612     const char *data_;
 613
 614   public:
 615     Pcre(const char *regex) :
 616         study_(NULL)
 617     {
 618         const char *error;
 619         int offset;
 620         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 621
 622         if (code_ == NULL) {
 623             lprintf("%d:%s\n", offset, error);
 624             _assert(false);
 625         }
 626
 627         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 628         matches_ = new int[(capture_ + 1) * 3];
 629     }
 630
 631     ~Pcre() {
 632         pcre_free(code_);
 633         delete matches_;
 634     }
 635
 636     NSString *operator [](size_t match) {
 637         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 638     }
 639
 640     bool operator ()(NSString *data) {
 641         // XXX: length is for characters, not for bytes
 642         return operator ()([data UTF8String], [data length]);
 643     }
 644
 645     bool operator ()(const char *data, size_t size) {
 646         data_ = data;
 647         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 648     }
 649 };
 650 /* }}} */
 651 /* Mime Addresses {{{ */
 652 @interface Address : NSObject {
 653     NSString *name_;
 654     NSString *address_;
 655 }
 656
 657 - (NSString *) name;
 658 - (NSString *) address;
 659
 660 + (Address *) addressWithString:(NSString *)string;
 661 - (Address *) initWithString:(NSString *)string;
 662 @end
 663
 664 @implementation Address
 665
 666 - (void) dealloc {
 667     [name_ release];
 668     if (address_ != nil)
 669         [address_ release];
 670     [super dealloc];
 671 }
 672
 673 - (NSString *) name {
 674     return name_;
 675 }
 676
 677 - (NSString *) address {
 678     return address_;
 679 }
 680
 681 + (Address *) addressWithString:(NSString *)string {
 682     return [[[Address alloc] initWithString:string] autorelease];
 683 }
 684
 685 + (NSArray *) _attributeKeys {
 686     return [NSArray arrayWithObjects:@"address", @"name", nil];
 687 }
 688
 689 - (NSArray *) attributeKeys {
 690     return [[self class] _attributeKeys];
 691 }
 692
 693 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 694     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 695 }
 696
 697 - (Address *) initWithString:(NSString *)string {
 698     if ((self = [super init]) != nil) {
 699         const char *data = [string UTF8String];
 700         size_t size = [string length];
 701
 702         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 703
 704         if (address_r(data, size)) {
 705             name_ = [address_r[1] retain];
 706             address_ = [address_r[2] retain];
 707         } else {
 708             name_ = [string retain];
 709             address_ = nil;
 710         }
 711     } return self;
 712 }
 713
 714 @end
 715 /* }}} */
 716 /* CoreGraphics Primitives {{{ */
 717 class CGColor {
 718   private:
 719     CGColorRef color_;
 720
 721   public:
 722     CGColor() :
 723         color_(NULL)
 724     {
 725     }
 726
 727     CGColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 728         color_(NULL)
 729     {
 730         Set(space, red, green, blue, alpha);
 731     }
 732
 733     void Clear() {
 734         if (color_ != NULL)
 735             CGColorRelease(color_);
 736     }
 737
 738     ~CGColor() {
 739         Clear();
 740     }
 741
 742     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 743         Clear();
 744         float color[] = {red, green, blue, alpha};
 745         color_ = CGColorCreate(space, color);
 746     }
 747
 748     operator CGColorRef() {
 749         return color_;
 750     }
 751 };
 752 /* }}} */
 753
 754 extern "C" void UISetColor(CGColorRef color);
 755
 756 /* Random Global Variables {{{ */
 757 static const int PulseInterval_ = 50000;
 758 static const int ButtonBarHeight_ = 48;
 759 static const float KeyboardTime_ = 0.3f;
 760
 761 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 762 #define SandboxTemplate_ "/usr/share/sandbox/SandboxTemplate.sb"
 763 #define NotifyConfig_ "/etc/notify.conf"
 764
 765 static CGColor Blue_;
 766 static CGColor Blueish_;
 767 static CGColor Black_;
 768 static CGColor Off_;
 769 static CGColor White_;
 770 static CGColor Gray_;
 771
 772 static NSString *App_;
 773 static NSString *Home_;
 774 static BOOL Sounds_Keyboard_;
 775
 776 static BOOL Advanced_;
 777 static BOOL Loaded_;
 778 static BOOL Ignored_;
 779
 780 static UIFont *Font12_;
 781 static UIFont *Font12Bold_;
 782 static UIFont *Font14_;
 783 static UIFont *Font18Bold_;
 784 static UIFont *Font22Bold_;
 785
 786 static const char *Machine_ = NULL;
 787 static const NSString *UniqueID_ = nil;
 788 static const NSString *Build_ = nil;
 789 static const NSString *Product_ = nil;
 790 static const NSString *Safari_ = nil;
 791
 792 CFLocaleRef Locale_;
 793 CGColorSpaceRef space_;
 794
 795 bool bootstrap_;
 796 bool reload_;
 797
 798 static NSDictionary *SectionMap_;
 799 static NSMutableDictionary *Metadata_;
 800 static _transient NSMutableDictionary *Settings_;
 801 static _transient NSString *Role_;
 802 static _transient NSMutableDictionary *Packages_;
 803 static _transient NSMutableDictionary *Sections_;
 804 static _transient NSMutableDictionary *Sources_;
 805 static bool Changed_;
 806 static NSDate *now_;
 807
 808 #if RecycleWebViews
 809 static NSMutableArray *Documents_;
 810 #endif
 811
 812 NSString *GetLastUpdate() {
 813     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 814
 815     if (update == nil)
 816         return @"Never or Unknown";
 817
 818     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 819     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 820
 821     CFRelease(formatter);
 822
 823     return [(NSString *) formatted autorelease];
 824 }
 825 /* }}} */
 826 /* Display Helpers {{{ */
 827 inline float Interpolate(float begin, float end, float fraction) {
 828     return (end - begin) * fraction + begin;
 829 }
 830
 831 NSString *SizeString(double size) {
 832     bool negative = size < 0;
 833     if (negative)
 834         size = -size;
 835
 836     unsigned power = 0;
 837     while (size > 1024) {
 838         size /= 1024;
 839         ++power;
 840     }
 841
 842     static const char *powers_[] = {"B", "kB", "MB", "GB"};
 843
 844     return [NSString stringWithFormat:@"%s%.1f %s", (negative ? "-" : ""), size, powers_[power]];
 845 }
 846
 847 NSString *StripVersion(NSString *version) {
 848     NSRange colon = [version rangeOfString:@":"];
 849     if (colon.location != NSNotFound)
 850         version = [version substringFromIndex:(colon.location + 1)];
 851     return version;
 852 }
 853
 854 NSString *Simplify(NSString *title) {
 855     const char *data = [title UTF8String];
 856     size_t size = [title length];
 857
 858     static Pcre square_r("^\\[(.*)\\]$");
 859     if (square_r(data, size))
 860         return Simplify(square_r[1]);
 861
 862     static Pcre paren_r("^\\((.*)\\)$");
 863     if (paren_r(data, size))
 864         return Simplify(paren_r[1]);
 865
 866     static Pcre title_r("^(.*?) \\(.*\\)$");
 867     if (title_r(data, size))
 868         return Simplify(title_r[1]);
 869
 870     return title;
 871 }
 872 /* }}} */
 873
 874 bool isSectionVisible(NSString *section) {
 875     NSDictionary *metadata = [Sections_ objectForKey:section];
 876     NSNumber *hidden = metadata == nil ? nil : [metadata objectForKey:@"Hidden"];
 877     return hidden == nil || ![hidden boolValue];
 878 }
 879
 880 /* Delegate Prototypes {{{ */
 881 @class Package;
 882 @class Source;
 883
 884 @interface NSObject (ProgressDelegate)
 885 @end
 886
 887 @implementation NSObject(ProgressDelegate)
 888
 889 - (void) _setProgressError:(NSArray *)args {
 890     [self performSelector:@selector(setProgressError:forPackage:)
 891         withObject:[args objectAtIndex:0]
 892         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
 893     ];
 894 }
 895
 896 @end
 897
 898 @protocol ProgressDelegate
 899 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id;
 900 - (void) setProgressTitle:(NSString *)title;
 901 - (void) setProgressPercent:(float)percent;
 902 - (void) startProgress;
 903 - (void) addProgressOutput:(NSString *)output;
 904 - (bool) isCancelling:(size_t)received;
 905 @end
 906
 907 @protocol ConfigurationDelegate
 908 - (void) repairWithSelector:(SEL)selector;
 909 - (void) setConfigurationData:(NSString *)data;
 910 @end
 911
 912 @protocol CydiaDelegate
 913 - (void) installPackage:(Package *)package;
 914 - (void) removePackage:(Package *)package;
 915 - (void) slideUp:(UIActionSheet *)alert;
 916 - (void) distUpgrade;
 917 - (void) updateData;
 918 - (void) syncData;
 919 - (void) askForSettings;
 920 - (UIProgressHUD *) addProgressHUD;
 921 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 922 - (RVPage *) pageForURL:(NSURL *)url hasTag:(int *)tag;
 923 - (RVPage *) pageForPackage:(NSString *)name;
 924 - (void) openMailToURL:(NSURL *)url;
 925 - (void) clearFirstResponder;
 926 @end
 927 /* }}} */
 928
 929 /* Status Delegation {{{ */
 930 class Status :
 931     public pkgAcquireStatus
 932 {
 933   private:
 934     _transient NSObject<ProgressDelegate> *delegate_;
 935
 936   public:
 937     Status() :
 938         delegate_(nil)
 939     {
 940     }
 941
 942     void setDelegate(id delegate) {
 943         delegate_ = delegate;
 944     }
 945
 946     virtual bool MediaChange(std::string media, std::string drive) {
 947         return false;
 948     }
 949
 950     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 951     }
 952
 953     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 954         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 955         [delegate_ setProgressTitle:[NSString stringWithUTF8String:("Downloading " + item.ShortDesc).c_str()]];
 956     }
 957
 958     virtual void Done(pkgAcquire::ItemDesc &item) {
 959     }
 960
 961     virtual void Fail(pkgAcquire::ItemDesc &item) {
 962         if (
 963             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 964             item.Owner->Status == pkgAcquire::Item::StatDone
 965         )
 966             return;
 967
 968         std::string &error(item.Owner->ErrorText);
 969         if (error.empty())
 970             return;
 971
 972         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
 973         NSArray *fields([description componentsSeparatedByString:@" "]);
 974         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
 975
 976         [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
 977             withObject:[NSArray arrayWithObjects:
 978                 [NSString stringWithUTF8String:error.c_str()],
 979                 source,
 980             nil]
 981             waitUntilDone:YES
 982         ];
 983     }
 984
 985     virtual bool Pulse(pkgAcquire *Owner) {
 986         bool value = pkgAcquireStatus::Pulse(Owner);
 987
 988         float percent(
 989             double(CurrentBytes + CurrentItems) /
 990             double(TotalBytes + TotalItems)
 991         );
 992
 993         [delegate_ setProgressPercent:percent];
 994         return [delegate_ isCancelling:CurrentBytes] ? false : value;
 995     }
 996
 997     virtual void Start() {
 998         [delegate_ startProgress];
 999     }
1000
1001     virtual void Stop() {
1002     }
1003 };
1004 /* }}} */
1005 /* Progress Delegation {{{ */
1006 class Progress :
1007     public OpProgress
1008 {
1009   private:
1010     _transient id<ProgressDelegate> delegate_;
1011
1012   protected:
1013     virtual void Update() {
1014         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1015         [delegate_ setProgressPercent:(Percent / 100)];*/
1016     }
1017
1018   public:
1019     Progress() :
1020         delegate_(nil)
1021     {
1022     }
1023
1024     void setDelegate(id delegate) {
1025         delegate_ = delegate;
1026     }
1027
1028     virtual void Done() {
1029         //[delegate_ setProgressPercent:1];
1030     }
1031 };
1032 /* }}} */
1033
1034 /* Database Interface {{{ */
1035 @interface Database : NSObject {
1036     pkgCacheFile cache_;
1037     pkgDepCache::Policy *policy_;
1038     pkgRecords *records_;
1039     pkgProblemResolver *resolver_;
1040     pkgAcquire *fetcher_;
1041     FileFd *lock_;
1042     SPtr<pkgPackageManager> manager_;
1043     pkgSourceList *list_;
1044
1045     NSMutableDictionary *sources_;
1046     NSMutableArray *packages_;
1047
1048     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1049     Status status_;
1050     Progress progress_;
1051
1052     int cydiafd_;
1053     int statusfd_;
1054     FILE *input_;
1055 }
1056
1057 + (Database *) sharedInstance;
1058
1059 - (void) _readCydia:(NSNumber *)fd;
1060 - (void) _readStatus:(NSNumber *)fd;
1061 - (void) _readOutput:(NSNumber *)fd;
1062
1063 - (FILE *) input;
1064
1065 - (Package *) packageWithName:(NSString *)name;
1066
1067 - (pkgCacheFile &) cache;
1068 - (pkgDepCache::Policy *) policy;
1069 - (pkgRecords *) records;
1070 - (pkgProblemResolver *) resolver;
1071 - (pkgAcquire &) fetcher;
1072 - (pkgSourceList &) list;
1073 - (NSArray *) packages;
1074 - (NSArray *) sources;
1075 - (void) reloadData;
1076
1077 - (void) configure;
1078 - (void) prepare;
1079 - (void) perform;
1080 - (void) upgrade;
1081 - (void) update;
1082
1083 - (void) updateWithStatus:(Status &)status;
1084
1085 - (void) setDelegate:(id)delegate;
1086 - (Source *) getSource:(const pkgCache::PkgFileIterator &)file;
1087 @end
1088 /* }}} */
1089
1090 /* Source Class {{{ */
1091 @interface Source : NSObject {
1092     NSString *description_;
1093     NSString *label_;
1094     NSString *origin_;
1095
1096     NSString *uri_;
1097     NSString *distribution_;
1098     NSString *type_;
1099     NSString *version_;
1100
1101     NSString *defaultIcon_;
1102
1103     NSDictionary *record_;
1104     BOOL trusted_;
1105 }
1106
1107 - (Source *) initWithMetaIndex:(metaIndex *)index;
1108
1109 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1110
1111 - (NSDictionary *) record;
1112 - (BOOL) trusted;
1113
1114 - (NSString *) uri;
1115 - (NSString *) distribution;
1116 - (NSString *) type;
1117 - (NSString *) key;
1118 - (NSString *) host;
1119
1120 - (NSString *) name;
1121 - (NSString *) description;
1122 - (NSString *) label;
1123 - (NSString *) origin;
1124 - (NSString *) version;
1125
1126 - (NSString *) defaultIcon;
1127
1128 @end
1129
1130 @implementation Source
1131
1132 #define _clear(field) \
1133     if (field != nil) \
1134         [field release]; \
1135     field = nil;
1136
1137 - (void) _clear {
1138     _clear(uri_)
1139     _clear(distribution_)
1140     _clear(type_)
1141
1142     _clear(description_)
1143     _clear(label_)
1144     _clear(origin_)
1145     _clear(version_)
1146     _clear(defaultIcon_)
1147     _clear(record_)
1148 }
1149
1150 - (void) dealloc {
1151     [self _clear];
1152     [super dealloc];
1153 }
1154
1155 + (NSArray *) _attributeKeys {
1156     return [NSArray arrayWithObjects:@"description", @"distribution", @"host", @"key", @"label", @"name", @"origin", @"trusted", @"type", @"uri", @"version", nil];
1157 }
1158
1159 - (NSArray *) attributeKeys {
1160     return [[self class] _attributeKeys];
1161 }
1162
1163 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1164     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1165 }
1166
1167 - (void) setMetaIndex:(metaIndex *)index {
1168     [self _clear];
1169
1170     trusted_ = index->IsTrusted();
1171
1172     uri_ = [[NSString stringWithUTF8String:index->GetURI().c_str()] retain];
1173     distribution_ = [[NSString stringWithUTF8String:index->GetDist().c_str()] retain];
1174     type_ = [[NSString stringWithUTF8String:index->GetType()] retain];
1175
1176     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1177     if (dindex != NULL) {
1178         std::ifstream release(dindex->MetaIndexFile("Release").c_str());
1179         std::string line;
1180         while (std::getline(release, line)) {
1181             std::string::size_type colon(line.find(':'));
1182             if (colon == std::string::npos)
1183                 continue;
1184
1185             std::string name(line.substr(0, colon));
1186             std::string value(line.substr(colon + 1));
1187             while (!value.empty() && value[0] == ' ')
1188                 value = value.substr(1);
1189
1190             if (name == "Default-Icon")
1191                 defaultIcon_ = [[NSString stringWithUTF8String:value.c_str()] retain];
1192             else if (name == "Description")
1193                 description_ = [[NSString stringWithUTF8String:value.c_str()] retain];
1194             else if (name == "Label")
1195                 label_ = [[NSString stringWithUTF8String:value.c_str()] retain];
1196             else if (name == "Origin")
1197                 origin_ = [[NSString stringWithUTF8String:value.c_str()] retain];
1198             else if (name == "Version")
1199                 version_ = [[NSString stringWithUTF8String:value.c_str()] retain];
1200         }
1201     }
1202
1203     record_ = [Sources_ objectForKey:[self key]];
1204     if (record_ != nil)
1205         record_ = [record_ retain];
1206 }
1207
1208 - (Source *) initWithMetaIndex:(metaIndex *)index {
1209     if ((self = [super init]) != nil) {
1210         [self setMetaIndex:index];
1211     } return self;
1212 }
1213
1214 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1215     NSDictionary *lhr = [self record];
1216     NSDictionary *rhr = [source record];
1217
1218     if (lhr != rhr)
1219         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1220
1221     NSString *lhs = [self name];
1222     NSString *rhs = [source name];
1223
1224     if ([lhs length] != 0 && [rhs length] != 0) {
1225         unichar lhc = [lhs characterAtIndex:0];
1226         unichar rhc = [rhs characterAtIndex:0];
1227
1228         if (isalpha(lhc) && !isalpha(rhc))
1229             return NSOrderedAscending;
1230         else if (!isalpha(lhc) && isalpha(rhc))
1231             return NSOrderedDescending;
1232     }
1233
1234     return [lhs compare:rhs options:LaxCompareOptions_];
1235 }
1236
1237 - (NSDictionary *) record {
1238     return record_;
1239 }
1240
1241 - (BOOL) trusted {
1242     return trusted_;
1243 }
1244
1245 - (NSString *) uri {
1246     return uri_;
1247 }
1248
1249 - (NSString *) distribution {
1250     return distribution_;
1251 }
1252
1253 - (NSString *) type {
1254     return type_;
1255 }
1256
1257 - (NSString *) key {
1258     return [NSString stringWithFormat:@"%@:%@:%@", type_, uri_, distribution_];
1259 }
1260
1261 - (NSString *) host {
1262     return [[[NSURL URLWithString:[self uri]] host] lowercaseString];
1263 }
1264
1265 - (NSString *) name {
1266     return origin_ == nil ? [self host] : origin_;
1267 }
1268
1269 - (NSString *) description {
1270     return description_;
1271 }
1272
1273 - (NSString *) label {
1274     return label_ == nil ? [self host] : label_;
1275 }
1276
1277 - (NSString *) origin {
1278     return origin_;
1279 }
1280
1281 - (NSString *) version {
1282     return version_;
1283 }
1284
1285 - (NSString *) defaultIcon {
1286     return defaultIcon_;
1287 }
1288
1289 @end
1290 /* }}} */
1291 /* Relationship Class {{{ */
1292 @interface Relationship : NSObject {
1293     NSString *type_;
1294     NSString *id_;
1295 }
1296
1297 - (NSString *) type;
1298 - (NSString *) id;
1299 - (NSString *) name;
1300
1301 @end
1302
1303 @implementation Relationship
1304
1305 - (void) dealloc {
1306     [type_ release];
1307     [id_ release];
1308     [super dealloc];
1309 }
1310
1311 - (NSString *) type {
1312     return type_;
1313 }
1314
1315 - (NSString *) id {
1316     return id_;
1317 }
1318
1319 - (NSString *) name {
1320     _assert(false);
1321     return nil;
1322 }
1323
1324 @end
1325 /* }}} */
1326 /* Package Class {{{ */
1327 @interface Package : NSObject {
1328     pkgCache::PkgIterator iterator_;
1329     _transient Database *database_;
1330     pkgCache::VerIterator version_;
1331     pkgCache::VerFileIterator file_;
1332
1333     Source *source_;
1334     bool cached_;
1335
1336     NSString *section_;
1337
1338     NSString *latest_;
1339     NSString *installed_;
1340
1341     NSString *id_;
1342     NSString *name_;
1343     NSString *tagline_;
1344     NSString *icon_;
1345     NSString *depiction_;
1346     NSString *homepage_;
1347     Address *sponsor_;
1348     Address *author_;
1349     NSArray *tags_;
1350     NSString *role_;
1351
1352     NSArray *relationships_;
1353 }
1354
1355 - (Package *) initWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database;
1356 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database;
1357
1358 - (pkgCache::PkgIterator) iterator;
1359
1360 - (NSString *) section;
1361 - (NSString *) simpleSection;
1362
1363 - (NSString *) uri;
1364
1365 - (Address *) maintainer;
1366 - (size_t) size;
1367 - (NSString *) description;
1368 - (unichar) index;
1369
1370 - (NSMutableDictionary *) metadata;
1371 - (NSDate *) seen;
1372 - (BOOL) subscribed;
1373 - (BOOL) ignored;
1374
1375 - (NSString *) latest;
1376 - (NSString *) installed;
1377
1378 - (BOOL) valid;
1379 - (BOOL) upgradableAndEssential:(BOOL)essential;
1380 - (BOOL) essential;
1381 - (BOOL) broken;
1382 - (BOOL) unfiltered;
1383 - (BOOL) visible;
1384
1385 - (BOOL) half;
1386 - (BOOL) halfConfigured;
1387 - (BOOL) halfInstalled;
1388 - (BOOL) hasMode;
1389 - (NSString *) mode;
1390
1391 - (NSString *) id;
1392 - (NSString *) name;
1393 - (NSString *) tagline;
1394 - (UIImage *) icon;
1395 - (NSString *) homepage;
1396 - (NSString *) depiction;
1397 - (Address *) author;
1398
1399 - (NSArray *) files;
1400 - (NSArray *) relationships;
1401 - (NSArray *) warnings;
1402 - (NSArray *) applications;
1403
1404 - (Source *) source;
1405 - (NSString *) role;
1406
1407 - (BOOL) matches:(NSString *)text;
1408
1409 - (bool) hasSupportingRole;
1410 - (BOOL) hasTag:(NSString *)tag;
1411 - (NSString *) primaryPurpose;
1412 - (NSArray *) purposes;
1413
1414 - (NSComparisonResult) compareByName:(Package *)package;
1415 - (NSComparisonResult) compareBySection:(Package *)package;
1416
1417 - (uint32_t) compareForChanges;
1418
1419 - (void) install;
1420 - (void) remove;
1421
1422 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1423 - (bool) isInstalledAndVisible:(NSNumber *)number;
1424 - (bool) isVisiblyUninstalledInSection:(NSString *)section;
1425 - (bool) isVisibleInSource:(Source *)source;
1426
1427 @end
1428
1429 @implementation Package
1430
1431 - (void) dealloc {
1432     if (source_ != nil)
1433         [source_ release];
1434
1435     if (section_ != nil)
1436         [section_ release];
1437
1438     [latest_ release];
1439     if (installed_ != nil)
1440         [installed_ release];
1441
1442     [id_ release];
1443     if (name_ != nil)
1444         [name_ release];
1445     [tagline_ release];
1446     if (icon_ != nil)
1447         [icon_ release];
1448     if (depiction_ != nil)
1449         [depiction_ release];
1450     if (homepage_ != nil)
1451         [homepage_ release];
1452     if (sponsor_ != nil)
1453         [sponsor_ release];
1454     if (author_ != nil)
1455         [author_ release];
1456     if (tags_ != nil)
1457         [tags_ release];
1458     if (role_ != nil)
1459         [role_ release];
1460
1461     if (relationships_ != nil)
1462         [relationships_ release];
1463
1464     [super dealloc];
1465 }
1466
1467 + (NSArray *) _attributeKeys {
1468     return [NSArray arrayWithObjects:@"applications", @"author", @"depiction", @"description", @"essential", @"homepage", @"icon", @"id", @"installed", @"latest", @"maintainer", @"name", @"purposes", @"section", @"size", @"source", @"sponsor", @"tagline", @"warnings", nil];
1469 }
1470
1471 - (NSArray *) attributeKeys {
1472     return [[self class] _attributeKeys];
1473 }
1474
1475 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1476     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1477 }
1478
1479 - (Package *) initWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database {
1480     if ((self = [super init]) != nil) { _profile(Package$initWithIterator)
1481         iterator_ = iterator;
1482         database_ = database;
1483
1484         _profile(Package$initWithIterator$Control)
1485         _end
1486
1487         _profile(Package$initWithIterator$Version)
1488             version_ = [database_ policy]->GetCandidateVer(iterator_);
1489         _end
1490
1491         NSString *latest = version_.end() ? nil : [NSString stringWithUTF8String:version_.VerStr()];
1492
1493         _profile(Package$initWithIterator$Latest)
1494             latest_ = latest == nil ? nil : [StripVersion(latest) retain];
1495         _end
1496
1497         pkgCache::VerIterator current;
1498         NSString *installed;
1499
1500         _profile(Package$initWithIterator$Current)
1501             current = iterator_.CurrentVer();
1502             installed = current.end() ? nil : [NSString stringWithUTF8String:current.VerStr()];
1503         _end
1504
1505         _profile(Package$initWithIterator$Installed)
1506             installed_ = [StripVersion(installed) retain];
1507         _end
1508
1509         _profile(Package$initWithIterator$File)
1510             if (!version_.end())
1511                 file_ = version_.FileList();
1512             else {
1513                 pkgCache &cache([database_ cache]);
1514                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
1515             }
1516         _end
1517
1518         _profile(Package$initWithIterator$Name)
1519             id_ = [[NSString stringWithUTF8String:iterator_.Name()] retain];
1520         _end
1521
1522         if (!file_.end())
1523             _profile(Package$initWithIterator$Parse)
1524                 pkgRecords::Parser *parser;
1525
1526                 _profile(Package$initWithIterator$Parse$Lookup)
1527                     parser = &[database_ records]->Lookup(file_);
1528                 _end
1529
1530                 const char *begin, *end;
1531                 parser->GetRec(begin, end);
1532
1533                 NSString *website(nil);
1534                 NSString *sponsor(nil);
1535                 NSString *author(nil);
1536                 NSString *tag(nil);
1537
1538                 struct {
1539                     const char *name_;
1540                     NSString **value_;
1541                 } names[] = {
1542                     {"name", &name_},
1543                     {"icon", &icon_},
1544                     {"depiction", &depiction_},
1545                     {"homepage", &homepage_},
1546                     {"website", &website},
1547                     {"sponsor", &sponsor},
1548                     {"author", &author},
1549                     {"tag", &tag},
1550                 };
1551
1552                 while (begin != end)
1553                     if (*begin == '\n') {
1554                         ++begin;
1555                         continue;
1556                     } else if (isblank(*begin)) next: {
1557                         begin = static_cast<char *>(memchr(begin + 1, '\n', end - begin - 1));
1558                         if (begin == NULL)
1559                             break;
1560                     } else if (const char *colon = static_cast<char *>(memchr(begin, ':', end - begin))) {
1561                         const char *name(begin);
1562                         size_t size(colon - begin);
1563
1564                         begin = static_cast<char *>(memchr(begin, '\n', end - begin));
1565
1566                         {
1567                             const char *stop(begin == NULL ? end : begin);
1568                             while (stop[-1] == '\r')
1569                                 --stop;
1570                             while (++colon != stop && isblank(*colon));
1571
1572                             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i)
1573                                 if (strncasecmp(names[i].name_, name, size) == 0) {
1574                                     NSString *value;
1575
1576                                     _profile(Package$initWithIterator$Parse$Value)
1577                                         value = [NSString stringWithUTF8Bytes:colon length:(stop - colon)];
1578                                     _end
1579
1580                                     *names[i].value_ = value;
1581                                     break;
1582                                 }
1583                         }
1584
1585                         if (begin == NULL)
1586                             break;
1587                         ++begin;
1588                     } else goto next;
1589
1590                 _profile(Package$initWithIterator$Parse$Retain)
1591                     if (name_ != nil)
1592                         name_ = [name_ retain];
1593                     _profile(Package$initWithIterator$Parse$Tagline)
1594                         tagline_ = [[NSString stringWithUTF8String:parser->ShortDesc().c_str()] retain];
1595                     _end
1596                     if (icon_ != nil)
1597                         icon_ = [icon_ retain];
1598                     if (depiction_ != nil)
1599                         depiction_ = [depiction_ retain];
1600                     if (homepage_ == nil)
1601                         homepage_ = website;
1602                     if ([homepage_ isEqualToString:depiction_])
1603                         homepage_ = nil;
1604                     if (homepage_ != nil)
1605                         homepage_ = [homepage_ retain];
1606                     if (sponsor != nil)
1607                         sponsor_ = [[Address addressWithString:sponsor] retain];
1608                     if (author != nil)
1609                         author_ = [[Address addressWithString:author] retain];
1610                     if (tag != nil)
1611                         tags_ = [[tag componentsSeparatedByString:@", "] retain];
1612                 _end
1613             _end
1614
1615         _profile(Package$initWithIterator$Tags)
1616             if (tags_ != nil)
1617                 for (NSString *tag in tags_)
1618                     if ([tag hasPrefix:@"role::"]) {
1619                         role_ = [[tag substringFromIndex:6] retain];
1620                         break;
1621                     }
1622         _end
1623
1624         NSString *solid(latest == nil ? installed : latest);
1625         bool changed(false);
1626
1627         NSString *key([id_ lowercaseString]);
1628
1629         _profile(Package$initWithIterator$Metadata)
1630             NSMutableDictionary *metadata = [Packages_ objectForKey:key];
1631             if (metadata == nil) {
1632                 metadata = [[NSMutableDictionary dictionaryWithObjectsAndKeys:
1633                     now_, @"FirstSeen",
1634                 nil] mutableCopy];
1635
1636                 if (solid != nil)
1637                     [metadata setObject:solid forKey:@"LastVersion"];
1638                 changed = true;
1639             } else {
1640                 NSDate *first([metadata objectForKey:@"FirstSeen"]);
1641                 NSDate *last([metadata objectForKey:@"LastSeen"]);
1642                 NSString *version([metadata objectForKey:@"LastVersion"]);
1643
1644                 if (first == nil) {
1645                     first = last == nil ? now_ : last;
1646                     [metadata setObject:first forKey:@"FirstSeen"];
1647                     changed = true;
1648                 }
1649
1650                 if (solid != nil)
1651                     if (version == nil) {
1652                         [metadata setObject:solid forKey:@"LastVersion"];
1653                         changed = true;
1654                     } else if (![version isEqualToString:solid]) {
1655                         [metadata setObject:solid forKey:@"LastVersion"];
1656                         last = now_;
1657                         [metadata setObject:last forKey:@"LastSeen"];
1658                         changed = true;
1659                     }
1660             }
1661
1662             if (changed) {
1663                 [Packages_ setObject:metadata forKey:key];
1664                 Changed_ = true;
1665             }
1666         _end
1667     _end } return self;
1668 }
1669
1670 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator database:(Database *)database {
1671     return [[[Package alloc]
1672         initWithIterator:iterator
1673         database:database
1674     ] autorelease];
1675 }
1676
1677 - (pkgCache::PkgIterator) iterator {
1678     return iterator_;
1679 }
1680
1681 - (NSString *) section {
1682     if (section_ != nil)
1683         return section_;
1684
1685     const char *section = iterator_.Section();
1686     if (section == NULL)
1687         return nil;
1688
1689     NSString *name = [[NSString stringWithUTF8String:section] stringByReplacingCharacter:' ' withCharacter:'_'];
1690
1691   lookup:
1692     if (NSDictionary *value = [SectionMap_ objectForKey:name])
1693         if (NSString *rename = [value objectForKey:@"Rename"]) {
1694             name = rename;
1695             goto lookup;
1696         }
1697
1698     section_ = [[name stringByReplacingCharacter:'_' withCharacter:' '] retain];
1699     return section_;
1700 }
1701
1702 - (NSString *) simpleSection {
1703     if (NSString *section = [self section])
1704         return Simplify(section);
1705     else
1706         return nil;
1707 }
1708
1709 - (NSString *) uri {
1710     return nil;
1711 #if 0
1712     pkgIndexFile *index;
1713     pkgCache::PkgFileIterator file(file_.File());
1714     if (![database_ list].FindIndex(file, index))
1715         return nil;
1716     return [NSString stringWithUTF8String:iterator_->Path];
1717     //return [NSString stringWithUTF8String:file.Site()];
1718     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
1719 #endif
1720 }
1721
1722 - (Address *) maintainer {
1723     if (file_.end())
1724         return nil;
1725     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
1726     const std::string &maintainer(parser->Maintainer());
1727     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
1728 }
1729
1730 - (size_t) size {
1731     return version_.end() ? 0 : version_->InstalledSize;
1732 }
1733
1734 - (NSString *) description {
1735     if (file_.end())
1736         return nil;
1737     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
1738     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
1739
1740     NSArray *lines = [description componentsSeparatedByString:@"\n"];
1741     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
1742     if ([lines count] < 2)
1743         return nil;
1744
1745     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
1746     for (size_t i(1), e([lines count]); i != e; ++i) {
1747         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
1748         [trimmed addObject:trim];
1749     }
1750
1751     return [trimmed componentsJoinedByString:@"\n"];
1752 }
1753
1754 - (unichar) index {
1755     _profile(Package$index)
1756         NSString *name([self name]);
1757         if ([name length] == 0)
1758             return '#';
1759         unichar character([name characterAtIndex:0]);
1760         if (!isalpha(character))
1761             return '#';
1762         return toupper(character);
1763     _end
1764 }
1765
1766 - (NSMutableDictionary *) metadata {
1767     return [Packages_ objectForKey:[id_ lowercaseString]];
1768 }
1769
1770 - (NSDate *) seen {
1771     NSDictionary *metadata([self metadata]);
1772     if ([self subscribed])
1773         if (NSDate *last = [metadata objectForKey:@"LastSeen"])
1774             return last;
1775     return [metadata objectForKey:@"FirstSeen"];
1776 }
1777
1778 - (BOOL) subscribed {
1779     NSDictionary *metadata([self metadata]);
1780     if (NSNumber *subscribed = [metadata objectForKey:@"IsSubscribed"])
1781         return [subscribed boolValue];
1782     else
1783         return false;
1784 }
1785
1786 - (BOOL) ignored {
1787     NSDictionary *metadata([self metadata]);
1788     if (NSNumber *ignored = [metadata objectForKey:@"IsIgnored"])
1789         return [ignored boolValue];
1790     else
1791         return false;
1792 }
1793
1794 - (NSString *) latest {
1795     return latest_;
1796 }
1797
1798 - (NSString *) installed {
1799     return installed_;
1800 }
1801
1802 - (BOOL) valid {
1803     return !version_.end();
1804 }
1805
1806 - (BOOL) upgradableAndEssential:(BOOL)essential {
1807     pkgCache::VerIterator current = iterator_.CurrentVer();
1808
1809     bool value;
1810     if (current.end())
1811         value = essential && [self essential] && [self visible];
1812     else
1813         value = !version_.end() && version_ != current;// && (!essential || ![database_ cache][iterator_].Keep());
1814     return value;
1815 }
1816
1817 - (BOOL) essential {
1818     return (iterator_->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES;
1819 }
1820
1821 - (BOOL) broken {
1822     return [database_ cache][iterator_].InstBroken();
1823 }
1824
1825 - (BOOL) unfiltered {
1826     NSString *section = [self section];
1827     return section == nil || isSectionVisible(section);
1828 }
1829
1830 - (BOOL) visible {
1831     return [self hasSupportingRole] && [self unfiltered];
1832 }
1833
1834 - (BOOL) half {
1835     unsigned char current = iterator_->CurrentState;
1836     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
1837 }
1838
1839 - (BOOL) halfConfigured {
1840     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
1841 }
1842
1843 - (BOOL) halfInstalled {
1844     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
1845 }
1846
1847 - (BOOL) hasMode {
1848     pkgDepCache::StateCache &state([database_ cache][iterator_]);
1849     return state.Mode != pkgDepCache::ModeKeep;
1850 }
1851
1852 - (NSString *) mode {
1853     pkgDepCache::StateCache &state([database_ cache][iterator_]);
1854
1855     switch (state.Mode) {
1856         case pkgDepCache::ModeDelete:
1857             if ((state.iFlags & pkgDepCache::Purge) != 0)
1858                 return @"Purge";
1859             else
1860                 return @"Remove";
1861         case pkgDepCache::ModeKeep:
1862             if ((state.iFlags & pkgDepCache::AutoKept) != 0)
1863                 return nil;
1864             else
1865                 return nil;
1866         case pkgDepCache::ModeInstall:
1867             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
1868                 return @"Reinstall";
1869             else switch (state.Status) {
1870                 case -1:
1871                     return @"Downgrade";
1872                 case 0:
1873                     return @"Install";
1874                 case 1:
1875                     return @"Upgrade";
1876                 case 2:
1877                     return @"New Install";
1878                 default:
1879                     _assert(false);
1880             }
1881         default:
1882             _assert(false);
1883     }
1884 }
1885
1886 - (NSString *) id {
1887     return id_;
1888 }
1889
1890 - (NSString *) name {
1891     return name_ == nil ? id_ : name_;
1892 }
1893
1894 - (NSString *) tagline {
1895     return tagline_;
1896 }
1897
1898 - (UIImage *) icon {
1899     NSString *section = [self simpleSection];
1900
1901     UIImage *icon(nil);
1902     if (icon_ != nil)
1903         if ([icon_ hasPrefix:@"file:///"])
1904             icon = [UIImage imageAtPath:[icon_ substringFromIndex:7]];
1905     if (icon == nil) if (section != nil)
1906         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
1907     if (icon == nil) if (source_ != nil) if (NSString *dicon = [source_ defaultIcon])
1908         if ([dicon hasPrefix:@"file:///"])
1909             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
1910     if (icon == nil)
1911         icon = [UIImage applicationImageNamed:@"unknown.png"];
1912     return icon;
1913 }
1914
1915 - (NSString *) homepage {
1916     return homepage_;
1917 }
1918
1919 - (NSString *) depiction {
1920     return depiction_;
1921 }
1922
1923 - (Address *) sponsor {
1924     return sponsor_;
1925 }
1926
1927 - (Address *) author {
1928     return author_;
1929 }
1930
1931 - (NSArray *) files {
1932     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", id_];
1933     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
1934
1935     std::ifstream fin;
1936     fin.open([path UTF8String]);
1937     if (!fin.is_open())
1938         return nil;
1939
1940     std::string line;
1941     while (std::getline(fin, line))
1942         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
1943
1944     return files;
1945 }
1946
1947 - (NSArray *) relationships {
1948     return relationships_;
1949 }
1950
1951 - (NSArray *) warnings {
1952     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
1953     const char *name(iterator_.Name());
1954
1955     size_t length(strlen(name));
1956     if (length < 2) invalid:
1957         [warnings addObject:@"illegal package identifier"];
1958     else for (size_t i(0); i != length; ++i)
1959         if (
1960             /* XXX: technically this is not allowed */
1961             (name[i] < 'A' || name[i] > 'Z') &&
1962             (name[i] < 'a' || name[i] > 'z') &&
1963             (name[i] < '0' || name[i] > '9') &&
1964             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
1965         ) goto invalid;
1966
1967     if (strcmp(name, "cydia") != 0) {
1968         bool cydia = false;
1969         bool _private = false;
1970         bool stash = false;
1971
1972         bool repository = [[self section] isEqualToString:@"Repositories"];
1973
1974         if (NSArray *files = [self files])
1975             for (NSString *file in files)
1976                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
1977                     cydia = true;
1978                 else if (!_private && [file isEqualToString:@"/private"])
1979                     _private = true;
1980                 else if (!stash && [file isEqualToString:@"/var/stash"])
1981                     stash = true;
1982
1983         /* XXX: this is not sensitive enough. only some folders are valid. */
1984         if (cydia && !repository)
1985             [warnings addObject:@"files installed into Cydia.app"];
1986         if (_private)
1987             [warnings addObject:@"files installed with /private/*"];
1988         if (stash)
1989             [warnings addObject:@"files installed to /var/stash"];
1990     }
1991
1992     return [warnings count] == 0 ? nil : warnings;
1993 }
1994
1995 - (NSArray *) applications {
1996     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
1997
1998     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
1999
2000     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2001     if (NSArray *files = [self files])
2002         for (NSString *file in files)
2003             if (application_r(file)) {
2004                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2005                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2006                 if ([id isEqualToString:me])
2007                     continue;
2008
2009                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2010                 if (display == nil)
2011                     display = application_r[1];
2012
2013                 NSString *bundle([file stringByDeletingLastPathComponent]);
2014                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2015                 if (icon == nil || [icon length] == 0)
2016                     icon = @"icon.png";
2017                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2018
2019                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2020                 [applications addObject:application];
2021
2022                 [application addObject:id];
2023                 [application addObject:display];
2024                 [application addObject:url];
2025             }
2026
2027     return [applications count] == 0 ? nil : applications;
2028 }
2029
2030 - (Source *) source {
2031     if (!cached_) {
2032         source_ = file_.end() ? nil : [[database_ getSource:file_.File()] retain];
2033         cached_ = true;
2034     }
2035
2036     return source_;
2037 }
2038
2039 - (NSString *) role {
2040     return role_;
2041 }
2042
2043 - (BOOL) matches:(NSString *)text {
2044     if (text == nil)
2045         return NO;
2046
2047     NSRange range;
2048
2049     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2050     if (range.location != NSNotFound)
2051         return YES;
2052
2053     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2054     if (range.location != NSNotFound)
2055         return YES;
2056
2057     range = [[self tagline] rangeOfString:text options:MatchCompareOptions_];
2058     if (range.location != NSNotFound)
2059         return YES;
2060
2061     return NO;
2062 }
2063
2064 - (bool) hasSupportingRole {
2065     if (role_ == nil)
2066         return true;
2067     if ([role_ isEqualToString:@"enduser"])
2068         return true;
2069     if ([Role_ isEqualToString:@"User"])
2070         return false;
2071     if ([role_ isEqualToString:@"hacker"])
2072         return true;
2073     if ([Role_ isEqualToString:@"Hacker"])
2074         return false;
2075     if ([role_ isEqualToString:@"developer"])
2076         return true;
2077     if ([Role_ isEqualToString:@"Developer"])
2078         return false;
2079     _assert(false);
2080 }
2081
2082 - (BOOL) hasTag:(NSString *)tag {
2083     return tags_ == nil ? NO : [tags_ containsObject:tag];
2084 }
2085
2086 - (NSString *) primaryPurpose {
2087     for (NSString *tag in tags_)
2088         if ([tag hasPrefix:@"purpose::"])
2089             return [tag substringFromIndex:9];
2090     return nil;
2091 }
2092
2093 - (NSArray *) purposes {
2094     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2095     for (NSString *tag in tags_)
2096         if ([tag hasPrefix:@"purpose::"])
2097             [purposes addObject:[tag substringFromIndex:9]];
2098     return [purposes count] == 0 ? nil : purposes;
2099 }
2100
2101 - (NSComparisonResult) compareByName:(Package *)package {
2102     NSString *lhs = [self name];
2103     NSString *rhs = [package name];
2104
2105     if ([lhs length] != 0 && [rhs length] != 0) {
2106         unichar lhc = [lhs characterAtIndex:0];
2107         unichar rhc = [rhs characterAtIndex:0];
2108
2109         if (isalpha(lhc) && !isalpha(rhc))
2110             return NSOrderedAscending;
2111         else if (!isalpha(lhc) && isalpha(rhc))
2112             return NSOrderedDescending;
2113     }
2114
2115     return [lhs compare:rhs options:LaxCompareOptions_];
2116 }
2117
2118 - (NSComparisonResult) compareBySection:(Package *)package {
2119     NSString *lhs = [self section];
2120     NSString *rhs = [package section];
2121
2122     if (lhs == NULL && rhs != NULL)
2123         return NSOrderedAscending;
2124     else if (lhs != NULL && rhs == NULL)
2125         return NSOrderedDescending;
2126     else if (lhs != NULL && rhs != NULL) {
2127         NSComparisonResult result([lhs compare:rhs options:LaxCompareOptions_]);
2128         return result != NSOrderedSame ? result : [lhs compare:rhs options:ForcedCompareOptions_];
2129     }
2130
2131     return NSOrderedSame;
2132 }
2133
2134 - (uint32_t) compareForChanges {
2135     union {
2136         uint32_t key;
2137
2138         struct {
2139             uint32_t timestamp : 30;
2140             uint32_t ignored : 1;
2141             uint32_t upgradable : 1;
2142         } bits;
2143     } value;
2144
2145     bool upgradable([self upgradableAndEssential:YES]);
2146     value.bits.upgradable = upgradable ? 1 : 0;
2147
2148     if (upgradable) {
2149         value.bits.timestamp = 0;
2150         value.bits.ignored = [self ignored] ? 0 : 1;
2151         value.bits.upgradable = 1;
2152     } else {
2153         value.bits.timestamp = static_cast<uint32_t>([[self seen] timeIntervalSince1970]) >> 2;
2154         value.bits.ignored = 0;
2155         value.bits.upgradable = 0;
2156     }
2157
2158     return _not(uint32_t) - value.key;
2159 }
2160
2161 - (void) install {
2162     pkgProblemResolver *resolver = [database_ resolver];
2163     resolver->Clear(iterator_);
2164     resolver->Protect(iterator_);
2165     pkgCacheFile &cache([database_ cache]);
2166     cache->MarkInstall(iterator_, false);
2167     pkgDepCache::StateCache &state((*cache)[iterator_]);
2168     if (!state.Install())
2169         cache->SetReInstall(iterator_, true);
2170 }
2171
2172 - (void) remove {
2173     pkgProblemResolver *resolver = [database_ resolver];
2174     resolver->Clear(iterator_);
2175     resolver->Protect(iterator_);
2176     resolver->Remove(iterator_);
2177     [database_ cache]->MarkDelete(iterator_, true);
2178 }
2179
2180 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2181     _profile(Package$isUnfilteredAndSearchedForBy)
2182         bool value(true);
2183
2184         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2185             value &= [self unfiltered];
2186         _end
2187
2188         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2189             value &= [self matches:search];
2190         _end
2191
2192         return value;
2193     _end
2194 }
2195
2196 - (bool) isInstalledAndVisible:(NSNumber *)number {
2197     return (![number boolValue] || [self visible]) && [self installed] != nil;
2198 }
2199
2200 - (bool) isVisiblyUninstalledInSection:(NSString *)name {
2201     NSString *section = [self section];
2202
2203     return
2204         [self visible] &&
2205         [self installed] == nil && (
2206             name == nil ||
2207             section == nil && [name length] == 0 ||
2208             [name isEqualToString:section]
2209         );
2210 }
2211
2212 - (bool) isVisibleInSource:(Source *)source {
2213     return [self source] == source && [self visible];
2214 }
2215
2216 @end
2217 /* }}} */
2218 /* Section Class {{{ */
2219 @interface Section : NSObject {
2220     NSString *name_;
2221     unichar index_;
2222     size_t row_;
2223     size_t count_;
2224 }
2225
2226 - (NSComparisonResult) compareByName:(Section *)section;
2227 - (Section *) initWithName:(NSString *)name;
2228 - (Section *) initWithName:(NSString *)name row:(size_t)row;
2229 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2230 - (NSString *) name;
2231 - (unichar) index;
2232 - (size_t) row;
2233 - (size_t) count;
2234 - (void) addToCount;
2235
2236 @end
2237
2238 @implementation Section
2239
2240 - (void) dealloc {
2241     [name_ release];
2242     [super dealloc];
2243 }
2244
2245 - (NSComparisonResult) compareByName:(Section *)section {
2246     NSString *lhs = [self name];
2247     NSString *rhs = [section name];
2248
2249     if ([lhs length] != 0 && [rhs length] != 0) {
2250         unichar lhc = [lhs characterAtIndex:0];
2251         unichar rhc = [rhs characterAtIndex:0];
2252
2253         if (isalpha(lhc) && !isalpha(rhc))
2254             return NSOrderedAscending;
2255         else if (!isalpha(lhc) && isalpha(rhc))
2256             return NSOrderedDescending;
2257     }
2258
2259     return [lhs compare:rhs options:LaxCompareOptions_];
2260 }
2261
2262 - (Section *) initWithName:(NSString *)name {
2263     return [self initWithName:name row:0];
2264 }
2265
2266 - (Section *) initWithName:(NSString *)name row:(size_t)row {
2267     if ((self = [super init]) != nil) {
2268         name_ = [name retain];
2269         index_ = '\0';
2270         row_ = row;
2271     } return self;
2272 }
2273
2274 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2275     if ((self = [super init]) != nil) {
2276         name_ = [(index == '#' ? @"123" : [NSString stringWithCharacters:&index length:1]) retain];
2277         index_ = index;
2278         row_ = row;
2279     } return self;
2280 }
2281
2282 - (NSString *) name {
2283     return name_;
2284 }
2285
2286 - (unichar) index {
2287     return index_;
2288 }
2289
2290 - (size_t) row {
2291     return row_;
2292 }
2293
2294 - (size_t) count {
2295     return count_;
2296 }
2297
2298 - (void) addToCount {
2299     ++count_;
2300 }
2301
2302 @end
2303 /* }}} */
2304
2305 static int Finish_;
2306 static NSArray *Finishes_;
2307
2308 /* Database Implementation {{{ */
2309 @implementation Database
2310
2311 + (Database *) sharedInstance {
2312     static Database *instance;
2313     if (instance == nil)
2314         instance = [[Database alloc] init];
2315     return instance;
2316 }
2317
2318 - (void) dealloc {
2319     _assert(false);
2320     [super dealloc];
2321 }
2322
2323 - (void) _readCydia:(NSNumber *)fd { _pooled
2324     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2325     std::istream is(&ib);
2326     std::string line;
2327
2328     static Pcre finish_r("^finish:([^:]*)$");
2329
2330     while (std::getline(is, line)) {
2331         const char *data(line.c_str());
2332         size_t size = line.size();
2333         lprintf("C:%s\n", data);
2334
2335         if (finish_r(data, size)) {
2336             NSString *finish = finish_r[1];
2337             int index = [Finishes_ indexOfObject:finish];
2338             if (index != INT_MAX && index > Finish_)
2339                 Finish_ = index;
2340         }
2341     }
2342
2343     _assert(false);
2344 }
2345
2346 - (void) _readStatus:(NSNumber *)fd { _pooled
2347     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2348     std::istream is(&ib);
2349     std::string line;
2350
2351     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
2352     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
2353
2354     while (std::getline(is, line)) {
2355         const char *data(line.c_str());
2356         size_t size = line.size();
2357         lprintf("S:%s\n", data);
2358
2359         if (conffile_r(data, size)) {
2360             [delegate_ setConfigurationData:conffile_r[1]];
2361         } else if (strncmp(data, "status: ", 8) == 0) {
2362             NSString *string = [NSString stringWithUTF8String:(data + 8)];
2363             [delegate_ setProgressTitle:string];
2364         } else if (pmstatus_r(data, size)) {
2365             std::string type([pmstatus_r[1] UTF8String]);
2366             NSString *id = pmstatus_r[2];
2367
2368             float percent([pmstatus_r[3] floatValue]);
2369             [delegate_ setProgressPercent:(percent / 100)];
2370
2371             NSString *string = pmstatus_r[4];
2372
2373             if (type == "pmerror")
2374                 [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
2375                     withObject:[NSArray arrayWithObjects:string, id, nil]
2376                     waitUntilDone:YES
2377                 ];
2378             else if (type == "pmstatus") {
2379                 [delegate_ setProgressTitle:string];
2380             } else if (type == "pmconffile")
2381                 [delegate_ setConfigurationData:string];
2382             else _assert(false);
2383         } else _assert(false);
2384     }
2385
2386     _assert(false);
2387 }
2388
2389 - (void) _readOutput:(NSNumber *)fd { _pooled
2390     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2391     std::istream is(&ib);
2392     std::string line;
2393
2394     while (std::getline(is, line)) {
2395         lprintf("O:%s\n", line.c_str());
2396         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
2397     }
2398
2399     _assert(false);
2400 }
2401
2402 - (FILE *) input {
2403     return input_;
2404 }
2405
2406 - (Package *) packageWithName:(NSString *)name {
2407     if (static_cast<pkgDepCache *>(cache_) == NULL)
2408         return nil;
2409     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
2410     return iterator.end() ? nil : [Package packageWithIterator:iterator database:self];
2411 }
2412
2413 - (Database *) init {
2414     if ((self = [super init]) != nil) {
2415         policy_ = NULL;
2416         records_ = NULL;
2417         resolver_ = NULL;
2418         fetcher_ = NULL;
2419         lock_ = NULL;
2420
2421         sources_ = [[NSMutableDictionary dictionaryWithCapacity:16] retain];
2422         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
2423
2424         int fds[2];
2425
2426         _assert(pipe(fds) != -1);
2427         cydiafd_ = fds[1];
2428
2429         _config->Set("APT::Keep-Fds::", cydiafd_);
2430         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
2431
2432         [NSThread
2433             detachNewThreadSelector:@selector(_readCydia:)
2434             toTarget:self
2435             withObject:[[NSNumber numberWithInt:fds[0]] retain]
2436         ];
2437
2438         _assert(pipe(fds) != -1);
2439         statusfd_ = fds[1];
2440
2441         [NSThread
2442             detachNewThreadSelector:@selector(_readStatus:)
2443             toTarget:self
2444             withObject:[[NSNumber numberWithInt:fds[0]] retain]
2445         ];
2446
2447         _assert(pipe(fds) != -1);
2448         _assert(dup2(fds[0], 0) != -1);
2449         _assert(close(fds[0]) != -1);
2450
2451         input_ = fdopen(fds[1], "a");
2452
2453         _assert(pipe(fds) != -1);
2454         _assert(dup2(fds[1], 1) != -1);
2455         _assert(close(fds[1]) != -1);
2456
2457         [NSThread
2458             detachNewThreadSelector:@selector(_readOutput:)
2459             toTarget:self
2460             withObject:[[NSNumber numberWithInt:fds[0]] retain]
2461         ];
2462     } return self;
2463 }
2464
2465 - (pkgCacheFile &) cache {
2466     return cache_;
2467 }
2468
2469 - (pkgDepCache::Policy *) policy {
2470     return policy_;
2471 }
2472
2473 - (pkgRecords *) records {
2474     return records_;
2475 }
2476
2477 - (pkgProblemResolver *) resolver {
2478     return resolver_;
2479 }
2480
2481 - (pkgAcquire &) fetcher {
2482     return *fetcher_;
2483 }
2484
2485 - (pkgSourceList &) list {
2486     return *list_;
2487 }
2488
2489 - (NSArray *) packages {
2490     return packages_;
2491 }
2492
2493 - (NSArray *) sources {
2494     return [sources_ allValues];
2495 }
2496
2497 - (NSArray *) issues {
2498     if (cache_->BrokenCount() == 0)
2499         return nil;
2500
2501     NSMutableArray *issues([NSMutableArray arrayWithCapacity:4]);
2502
2503     for (Package *package in packages_) {
2504         if (![package broken])
2505             continue;
2506         pkgCache::PkgIterator pkg([package iterator]);
2507
2508         NSMutableArray *entry([NSMutableArray arrayWithCapacity:4]);
2509         [entry addObject:[package name]];
2510         [issues addObject:entry];
2511
2512         pkgCache::VerIterator ver(cache_[pkg].InstVerIter(cache_));
2513         if (ver.end())
2514             continue;
2515
2516         for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
2517             pkgCache::DepIterator start;
2518             pkgCache::DepIterator end;
2519             dep.GlobOr(start, end); // ++dep
2520
2521             if (!cache_->IsImportantDep(end))
2522                 continue;
2523             if ((cache_[end] & pkgDepCache::DepGInstall) != 0)
2524                 continue;
2525
2526             NSMutableArray *failure([NSMutableArray arrayWithCapacity:4]);
2527             [entry addObject:failure];
2528             [failure addObject:[NSString stringWithUTF8String:start.DepType()]];
2529
2530             Package *package([self packageWithName:[NSString stringWithUTF8String:start.TargetPkg().Name()]]);
2531             [failure addObject:[package name]];
2532
2533             pkgCache::PkgIterator target(start.TargetPkg());
2534             if (target->ProvidesList != 0)
2535                 [failure addObject:@"?"];
2536             else {
2537                 pkgCache::VerIterator ver(cache_[target].InstVerIter(cache_));
2538                 if (!ver.end())
2539                     [failure addObject:[NSString stringWithUTF8String:ver.VerStr()]];
2540                 else if (!cache_[target].CandidateVerIter(cache_).end())
2541                     [failure addObject:@"-"];
2542                 else if (target->ProvidesList == 0)
2543                     [failure addObject:@"!"];
2544                 else
2545                     [failure addObject:@"%"];
2546             }
2547
2548             _forever {
2549                 if (start.TargetVer() != 0)
2550                     [failure addObject:[NSString stringWithFormat:@"%s %s", start.CompType(), start.TargetVer()]];
2551                 if (start == end)
2552                     break;
2553                 ++start;
2554             }
2555         }
2556     }
2557
2558     return issues;
2559 }
2560
2561 - (void) reloadData { _pooled
2562     _error->Discard();
2563
2564     delete list_;
2565     list_ = NULL;
2566     manager_ = NULL;
2567     delete lock_;
2568     lock_ = NULL;
2569     delete fetcher_;
2570     fetcher_ = NULL;
2571     delete resolver_;
2572     resolver_ = NULL;
2573     delete records_;
2574     records_ = NULL;
2575     delete policy_;
2576     policy_ = NULL;
2577
2578     cache_.Close();
2579
2580     _trace();
2581     if (!cache_.Open(progress_, true)) {
2582         std::string error;
2583         if (!_error->PopMessage(error))
2584             _assert(false);
2585         _error->Discard();
2586         lprintf("cache_.Open():[%s]\n", error.c_str());
2587
2588         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
2589             [delegate_ repairWithSelector:@selector(configure)];
2590         else if (error == "The package lists or status file could not be parsed or opened.")
2591             [delegate_ repairWithSelector:@selector(update)];
2592         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
2593         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
2594         // else if (error == "The list of sources could not be read.")
2595         else _assert(false);
2596
2597         return;
2598     }
2599     _trace();
2600
2601     now_ = [[NSDate date] retain];
2602
2603     policy_ = new pkgDepCache::Policy();
2604     records_ = new pkgRecords(cache_);
2605     resolver_ = new pkgProblemResolver(cache_);
2606     fetcher_ = new pkgAcquire(&status_);
2607     lock_ = NULL;
2608
2609     list_ = new pkgSourceList();
2610     _assert(list_->ReadMainList());
2611
2612     _assert(cache_->DelCount() == 0 && cache_->InstCount() == 0);
2613     _assert(pkgApplyStatus(cache_));
2614
2615     if (cache_->BrokenCount() != 0) {
2616         _assert(pkgFixBroken(cache_));
2617         _assert(cache_->BrokenCount() == 0);
2618         _assert(pkgMinimizeUpgrade(cache_));
2619     }
2620
2621     [sources_ removeAllObjects];
2622     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
2623         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
2624         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
2625             [sources_
2626                 setObject:[[[Source alloc] initWithMetaIndex:*source] autorelease]
2627                 forKey:[NSNumber numberWithLong:reinterpret_cast<uintptr_t>(*index)]
2628             ];
2629     }
2630
2631     [packages_ removeAllObjects];
2632     _trace();
2633     for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
2634         if (Package *package = [Package packageWithIterator:iterator database:self])
2635             [packages_ addObject:package];
2636     _trace();
2637     [packages_ sortUsingSelector:@selector(compareByName:)];
2638     _trace();
2639
2640     _config->Set("Acquire::http::Timeout", 15);
2641     _config->Set("Acquire::http::MaxParallel", 4);
2642 }
2643
2644 - (void) configure {
2645     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
2646     system([dpkg UTF8String]);
2647 }
2648
2649 - (void) clean {
2650     if (lock_ != NULL)
2651         return;
2652
2653     FileFd Lock;
2654     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
2655     _assert(!_error->PendingError());
2656
2657     pkgAcquire fetcher;
2658     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
2659
2660     class LogCleaner :
2661         public pkgArchiveCleaner
2662     {
2663       protected:
2664         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
2665             unlink(File);
2666         }
2667     } cleaner;
2668
2669     if (!cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)) {
2670         std::string error;
2671         while (_error->PopMessage(error))
2672             lprintf("ArchiveCleaner: %s\n", error.c_str());
2673     }
2674 }
2675
2676 - (void) prepare {
2677     pkgRecords records(cache_);
2678
2679     lock_ = new FileFd();
2680     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
2681     _assert(!_error->PendingError());
2682
2683     pkgSourceList list;
2684     // XXX: explain this with an error message
2685     _assert(list.ReadMainList());
2686
2687     manager_ = (_system->CreatePM(cache_));
2688     _assert(manager_->GetArchives(fetcher_, &list, &records));
2689     _assert(!_error->PendingError());
2690 }
2691
2692 - (void) perform {
2693     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
2694         pkgSourceList list;
2695         _assert(list.ReadMainList());
2696         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
2697             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
2698     }
2699
2700     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
2701         _trace();
2702         return;
2703     }
2704
2705     bool failed = false;
2706     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
2707         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
2708             continue;
2709
2710         std::string uri = (*item)->DescURI();
2711         std::string error = (*item)->ErrorText;
2712
2713         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
2714         failed = true;
2715
2716         [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
2717             withObject:[NSArray arrayWithObjects:
2718                 [NSString stringWithUTF8String:error.c_str()],
2719             nil]
2720             waitUntilDone:YES
2721         ];
2722     }
2723
2724     if (failed) {
2725         _trace();
2726         return;
2727     }
2728
2729     _system->UnLock();
2730     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
2731
2732     if (_error->PendingError()) {
2733         _trace();
2734         return;
2735     }
2736
2737     if (result == pkgPackageManager::Failed) {
2738         _trace();
2739         return;
2740     }
2741
2742     if (result != pkgPackageManager::Completed) {
2743         _trace();
2744         return;
2745     }
2746
2747     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
2748         pkgSourceList list;
2749         _assert(list.ReadMainList());
2750         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
2751             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
2752     }
2753
2754     if (![before isEqualToArray:after])
2755         [self update];
2756 }
2757
2758 - (void) upgrade {
2759     _assert(pkgDistUpgrade(cache_));
2760 }
2761
2762 - (void) update {
2763     [self updateWithStatus:status_];
2764 }
2765
2766 - (void) updateWithStatus:(Status &)status {
2767     pkgSourceList list;
2768     _assert(list.ReadMainList());
2769
2770     FileFd lock;
2771     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
2772     _assert(!_error->PendingError());
2773
2774     pkgAcquire fetcher(&status);
2775     _assert(list.GetIndexes(&fetcher));
2776
2777     if (fetcher.Run(PulseInterval_) != pkgAcquire::Failed) {
2778         bool failed = false;
2779         for (pkgAcquire::ItemIterator item = fetcher.ItemsBegin(); item != fetcher.ItemsEnd(); item++)
2780             if ((*item)->Status != pkgAcquire::Item::StatDone) {
2781                 (*item)->Finished();
2782                 failed = true;
2783             }
2784
2785         if (!failed && _config->FindB("APT::Get::List-Cleanup", true) == true) {
2786             _assert(fetcher.Clean(_config->FindDir("Dir::State::lists")));
2787             _assert(fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/"));
2788         }
2789
2790         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
2791         Changed_ = true;
2792     }
2793 }
2794
2795 - (void) setDelegate:(id)delegate {
2796     delegate_ = delegate;
2797     status_.setDelegate(delegate);
2798     progress_.setDelegate(delegate);
2799 }
2800
2801 - (Source *) getSource:(const pkgCache::PkgFileIterator &)file {
2802     pkgIndexFile *index(NULL);
2803     list_->FindIndex(file, index);
2804     return [sources_ objectForKey:[NSNumber numberWithLong:reinterpret_cast<uintptr_t>(index)]];
2805 }
2806
2807 @end
2808 /* }}} */
2809
2810 /* PopUp Windows {{{ */
2811 @interface PopUpView : UIView {
2812     _transient id delegate_;
2813     UITransitionView *transition_;
2814     UIView *overlay_;
2815 }
2816
2817 - (void) cancel;
2818 - (id) initWithView:(UIView *)view delegate:(id)delegate;
2819
2820 @end
2821
2822 @implementation PopUpView
2823
2824 - (void) dealloc {
2825     [transition_ setDelegate:nil];
2826     [transition_ release];
2827     [overlay_ release];
2828     [super dealloc];
2829 }
2830
2831 - (void) cancel {
2832     [transition_ transition:UITransitionPushFromTop toView:nil];
2833 }
2834
2835 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
2836     if (from != nil && to == nil)
2837         [self removeFromSuperview];
2838 }
2839
2840 - (id) initWithView:(UIView *)view delegate:(id)delegate {
2841     if ((self = [super initWithFrame:[view bounds]]) != nil) {
2842         delegate_ = delegate;
2843
2844         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
2845         [self addSubview:transition_];
2846
2847         overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
2848
2849         [view addSubview:self];
2850
2851         [transition_ setDelegate:self];
2852
2853         UIView *blank = [[[UIView alloc] initWithFrame:[transition_ bounds]] autorelease];
2854         [transition_ transition:UITransitionNone toView:blank];
2855         [transition_ transition:UITransitionPushFromBottom toView:overlay_];
2856     } return self;
2857 }
2858
2859 @end
2860 /* }}} */
2861
2862 /* Mail Composition {{{ */
2863 @interface MailToView : PopUpView {
2864     MailComposeController *controller_;
2865 }
2866
2867 - (id) initWithView:(UIView *)view delegate:(id)delegate url:(NSURL *)url;
2868
2869 @end
2870
2871 @implementation MailToView
2872
2873 - (void) dealloc {
2874     [controller_ release];
2875     [super dealloc];
2876 }
2877
2878 - (void) mailComposeControllerWillAttemptToSend:(MailComposeController *)controller {
2879     NSLog(@"will");
2880 }
2881
2882 - (void) mailComposeControllerDidAttemptToSend:(MailComposeController *)controller mailDelivery:(id)delivery {
2883     NSLog(@"did:%@", delivery);
2884 // [UIApp setStatusBarShowsProgress:NO];
2885 if ([controller error]){
2886 NSArray *buttons = [NSArray arrayWithObjects:@"OK", nil];
2887 UIActionSheet *mailAlertSheet = [[UIActionSheet alloc] initWithTitle:@"Error" buttons:buttons defaultButtonIndex:0 delegate:self context:self];
2888 [mailAlertSheet setBodyText:[controller error]];
2889 [mailAlertSheet popupAlertAnimated:YES];
2890 }
2891 }
2892
2893 - (void) showError {
2894     NSLog(@"%@", [controller_ error]);
2895     NSArray *buttons = [NSArray arrayWithObjects:@"OK", nil];
2896     UIActionSheet *mailAlertSheet = [[UIActionSheet alloc] initWithTitle:@"Error" buttons:buttons defaultButtonIndex:0 delegate:self context:self];
2897     [mailAlertSheet setBodyText:[controller_ error]];
2898     [mailAlertSheet popupAlertAnimated:YES];
2899 }
2900
2901 - (void) deliverMessage { _pooled
2902     setuid(501);
2903     setgid(501);
2904
2905     if (![controller_ deliverMessage])
2906         [self performSelectorOnMainThread:@selector(showError) withObject:nil waitUntilDone:NO];
2907 }
2908
2909 - (void) mailComposeControllerCompositionFinished:(MailComposeController *)controller {
2910     if ([controller_ needsDelivery])
2911         [NSThread detachNewThreadSelector:@selector(deliverMessage) toTarget:self withObject:nil];
2912     else
2913         [self cancel];
2914 }
2915
2916 - (id) initWithView:(UIView *)view delegate:(id)delegate url:(NSURL *)url {
2917     if ((self = [super initWithView:view delegate:delegate]) != nil) {
2918         controller_ = [[MailComposeController alloc] initForContentSize:[overlay_ bounds].size];
2919         [controller_ setDelegate:self];
2920         [controller_ initializeUI];
2921         [controller_ setupForURL:url];
2922
2923         UIView *view([controller_ view]);
2924         [overlay_ addSubview:view];
2925     } return self;
2926 }
2927
2928 @end
2929 /* }}} */
2930 /* Confirmation View {{{ */
2931 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
2932     if (!iterator.end())
2933         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
2934             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
2935                 continue;
2936             pkgCache::PkgIterator package(dep.TargetPkg());
2937             if (package.end())
2938                 continue;
2939             if (strcmp(package.Name(), "mobilesubstrate") == 0)
2940                 return true;
2941         }
2942
2943     return false;
2944 }
2945
2946 @protocol ConfirmationViewDelegate
2947 - (void) cancel;
2948 - (void) confirm;
2949 @end
2950
2951 @interface ConfirmationView : BrowserView {
2952     _transient Database *database_;
2953     UIActionSheet *essential_;
2954     NSArray *changes_;
2955     NSArray *issues_;
2956     NSArray *sizes_;
2957     BOOL substrate_;
2958 }
2959
2960 - (id) initWithBook:(RVBook *)book database:(Database *)database;
2961
2962 @end
2963
2964 @implementation ConfirmationView
2965
2966 - (void) dealloc {
2967     [changes_ release];
2968     if (issues_ != nil)
2969         [issues_ release];
2970     [sizes_ release];
2971     if (essential_ != nil)
2972         [essential_ release];
2973     [super dealloc];
2974 }
2975
2976 - (void) cancel {
2977     [delegate_ cancel];
2978     [book_ popFromSuperviewAnimated:YES];
2979 }
2980
2981 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
2982     NSString *context([sheet context]);
2983
2984     if ([context isEqualToString:@"remove"]) {
2985         switch (button) {
2986             case 1:
2987                 [self cancel];
2988                 break;
2989             case 2:
2990                 if (substrate_)
2991                     Finish_ = 2;
2992                 [delegate_ confirm];
2993                 break;
2994             default:
2995                 _assert(false);
2996         }
2997
2998         [sheet dismiss];
2999     } else if ([context isEqualToString:@"unable"]) {
3000         [self cancel];
3001         [sheet dismiss];
3002     } else
3003         [super alertSheet:sheet buttonClicked:button];
3004 }
3005
3006 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3007     [window setValue:changes_ forKey:@"changes"];
3008     [window setValue:issues_ forKey:@"issues"];
3009     [window setValue:sizes_ forKey:@"sizes"];
3010     [super webView:sender didClearWindowObject:window forFrame:frame];
3011 }
3012
3013 - (id) initWithBook:(RVBook *)book database:(Database *)database {
3014     if ((self = [super initWithBook:book]) != nil) {
3015         database_ = database;
3016
3017         NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
3018         NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
3019         NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
3020         NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
3021         NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
3022
3023         bool remove(false);
3024
3025         pkgDepCache::Policy *policy([database_ policy]);
3026
3027         pkgCacheFile &cache([database_ cache]);
3028         NSArray *packages = [database_ packages];
3029         for (Package *package in packages) {
3030             pkgCache::PkgIterator iterator = [package iterator];
3031             pkgDepCache::StateCache &state(cache[iterator]);
3032
3033             NSString *name([package name]);
3034
3035             if (state.NewInstall())
3036                 [installing addObject:name];
3037             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
3038                 [reinstalling addObject:name];
3039             else if (state.Upgrade())
3040                 [upgrading addObject:name];
3041             else if (state.Downgrade())
3042                 [downgrading addObject:name];
3043             else if (state.Delete()) {
3044                 if ([package essential])
3045                     remove = true;
3046                 [removing addObject:name];
3047             } else continue;
3048
3049             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
3050             substrate_ |= DepSubstrate(iterator.CurrentVer());
3051         }
3052
3053         if (!remove)
3054             essential_ = nil;
3055         else if (Advanced_ || true) {
3056             essential_ = [[UIActionSheet alloc]
3057                 initWithTitle:@"Removing Essentials"
3058                 buttons:[NSArray arrayWithObjects:
3059                     @"Cancel Operation (Safe)",
3060                     @"Force Removal (Unsafe)",
3061                 nil]
3062                 defaultButtonIndex:0
3063                 delegate:self
3064                 context:@"remove"
3065             ];
3066
3067 #ifndef __OBJC2__
3068             [essential_ setDestructiveButton:[[essential_ buttons] objectAtIndex:0]];
3069 #endif
3070             [essential_ setBodyText:@"This operation involves the removal of one or more packages that are required for the continued operation of either Cydia or iPhoneOS. If you continue, you may not be able to use Cydia to repair any damage."];
3071         } else {
3072             essential_ = [[UIActionSheet alloc]
3073                 initWithTitle:@"Unable to Comply"
3074                 buttons:[NSArray arrayWithObjects:@"Okay", nil]
3075                 defaultButtonIndex:0
3076                 delegate:self
3077                 context:@"unable"
3078             ];
3079
3080             [essential_ setBodyText:@"This operation requires the removal of one or more packages that are required for the continued operation of either Cydia or iPhoneOS. In order to continue and force this operation you will need to be activate the Advanced mode under to continue and force this operation you will need to be activate the Advanced mode under Settings."];
3081         }
3082
3083         changes_ = [[NSArray alloc] initWithObjects:
3084             installing,
3085             reinstalling,
3086             upgrading,
3087             downgrading,
3088             removing,
3089         nil];
3090
3091         issues_ = [database_ issues];
3092         if (issues_ != nil)
3093             issues_ = [issues_ retain];
3094
3095         sizes_ = [[NSArray alloc] initWithObjects:
3096             SizeString([database_ fetcher].FetchNeeded()),
3097             SizeString([database_ fetcher].PartialPresent()),
3098             SizeString([database_ cache]->UsrSize()),
3099         nil];
3100
3101         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"confirm" ofType:@"html"]]];
3102     } return self;
3103 }
3104
3105 - (NSString *) backButtonTitle {
3106     return @"Confirm";
3107 }
3108
3109 - (NSString *) leftButtonTitle {
3110     return @"Cancel";
3111 }
3112
3113 - (id) _rightButtonTitle {
3114 #if AlwaysReload || IgnoreInstall
3115     return @"Reload";
3116 #else
3117     return issues_ == nil ? @"Confirm" : nil;
3118 #endif
3119 }
3120
3121 - (void) _leftButtonClicked {
3122     [self cancel];
3123 }
3124
3125 #if !AlwaysReload
3126 - (void) _rightButtonClicked {
3127 #if IgnoreInstall
3128     return [super _rightButtonClicked];
3129 #endif
3130     if (essential_ != nil)
3131         [essential_ popupAlertAnimated:YES];
3132     else {
3133         if (substrate_)
3134             Finish_ = 2;
3135         [delegate_ confirm];
3136     }
3137 }
3138 #endif
3139
3140 @end
3141 /* }}} */
3142
3143 /* Progress Data {{{ */
3144 @interface ProgressData : NSObject {
3145     SEL selector_;
3146     id target_;
3147     id object_;
3148 }
3149
3150 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
3151
3152 - (SEL) selector;
3153 - (id) target;
3154 - (id) object;
3155 @end
3156
3157 @implementation ProgressData
3158
3159 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
3160     if ((self = [super init]) != nil) {
3161         selector_ = selector;
3162         target_ = target;
3163         object_ = object;
3164     } return self;
3165 }
3166
3167 - (SEL) selector {
3168     return selector_;
3169 }
3170
3171 - (id) target {
3172     return target_;
3173 }
3174
3175 - (id) object {
3176     return object_;
3177 }
3178
3179 @end
3180 /* }}} */
3181 /* Progress View {{{ */
3182 @interface ProgressView : UIView <
3183     ConfigurationDelegate,
3184     ProgressDelegate
3185 > {
3186     _transient Database *database_;
3187     UIView *view_;
3188     UIView *background_;
3189     UITransitionView *transition_;
3190     UIView *overlay_;
3191     UINavigationBar *navbar_;
3192     UIProgressBar *progress_;
3193     UITextView *output_;
3194     UITextLabel *status_;
3195     UIPushButton *close_;
3196     id delegate_;
3197     BOOL running_;
3198     SHA1SumValue springlist_;
3199     SHA1SumValue notifyconf_;
3200     SHA1SumValue sandplate_;
3201 }
3202
3203 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to;
3204
3205 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate;
3206 - (void) setContentView:(UIView *)view;
3207 - (void) resetView;
3208
3209 - (void) _retachThread;
3210 - (void) _detachNewThreadData:(ProgressData *)data;
3211 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
3212
3213 - (BOOL) isRunning;
3214
3215 @end
3216
3217 @protocol ProgressViewDelegate
3218 - (void) progressViewIsComplete:(ProgressView *)sender;
3219 @end
3220
3221 @implementation ProgressView
3222
3223 - (void) dealloc {
3224     [transition_ setDelegate:nil];
3225     [navbar_ setDelegate:nil];
3226
3227     [view_ release];
3228     if (background_ != nil)
3229         [background_ release];
3230     [transition_ release];
3231     [overlay_ release];
3232     [navbar_ release];
3233     [progress_ release];
3234     [output_ release];
3235     [status_ release];
3236     [close_ release];
3237     [super dealloc];
3238 }
3239
3240 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
3241     if (bootstrap_ && from == overlay_ && to == view_)
3242         exit(0);
3243 }
3244
3245 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate {
3246     if ((self = [super initWithFrame:frame]) != nil) {
3247         database_ = database;
3248         delegate_ = delegate;
3249
3250         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
3251         [transition_ setDelegate:self];
3252
3253         overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
3254
3255         if (bootstrap_)
3256             [overlay_ setBackgroundColor:[UIColor blackColor]];
3257         else {
3258             background_ = [[UIView alloc] initWithFrame:[self bounds]];
3259             [background_ setBackgroundColor:[UIColor blackColor]];
3260             [self addSubview:background_];
3261         }
3262
3263         [self addSubview:transition_];
3264
3265         CGSize navsize = [UINavigationBar defaultSize];
3266         CGRect navrect = {{0, 0}, navsize};
3267
3268         navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
3269         [overlay_ addSubview:navbar_];
3270
3271         [navbar_ setBarStyle:1];
3272         [navbar_ setDelegate:self];
3273
3274         UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:nil] autorelease];
3275         [navbar_ pushNavigationItem:navitem];
3276
3277         CGRect bounds = [overlay_ bounds];
3278         CGSize prgsize = [UIProgressBar defaultSize];
3279
3280         CGRect prgrect = {{
3281             (bounds.size.width - prgsize.width) / 2,
3282             bounds.size.height - prgsize.height - 20
3283         }, prgsize};
3284
3285         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
3286         [progress_ setStyle:0];
3287
3288         status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(
3289             10,
3290             bounds.size.height - prgsize.height - 50,
3291             bounds.size.width - 20,
3292             24
3293         )];
3294
3295         [status_ setColor:[UIColor whiteColor]];
3296         [status_ setBackgroundColor:[UIColor clearColor]];
3297
3298         [status_ setCentersHorizontally:YES];
3299         //[status_ setFont:font];
3300         _trace();
3301
3302         output_ = [[UITextView alloc] initWithFrame:CGRectMake(
3303             10,
3304             navrect.size.height + 20,
3305             bounds.size.width - 20,
3306             bounds.size.height - navsize.height - 62 - navrect.size.height
3307         )];
3308         _trace();
3309
3310         //[output_ setTextFont:@"Courier New"];
3311         [output_ setTextSize:12];
3312
3313         [output_ setTextColor:[UIColor whiteColor]];
3314         [output_ setBackgroundColor:[UIColor clearColor]];
3315
3316         [output_ setMarginTop:0];
3317         [output_ setAllowsRubberBanding:YES];
3318         [output_ setEditable:NO];
3319
3320         [overlay_ addSubview:output_];
3321
3322         close_ = [[UIPushButton alloc] initWithFrame:CGRectMake(
3323             10,
3324             bounds.size.height - prgsize.height - 50,
3325             bounds.size.width - 20,
3326             32 + prgsize.height
3327         )];
3328
3329         [close_ setAutosizesToFit:NO];
3330         [close_ setDrawsShadow:YES];
3331         [close_ setStretchBackground:YES];
3332         [close_ setEnabled:YES];
3333
3334         UIFont *bold = [UIFont boldSystemFontOfSize:22];
3335         [close_ setTitleFont:bold];
3336
3337         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:kUIControlEventMouseUpInside];
3338         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
3339         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
3340     } return self;
3341 }
3342
3343 - (void) setContentView:(UIView *)view {
3344     view_ = [view retain];
3345 }
3346
3347 - (void) resetView {
3348     [transition_ transition:6 toView:view_];
3349 }
3350
3351 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
3352     NSString *context([sheet context]);
3353
3354     if ([context isEqualToString:@"error"])
3355         [sheet dismiss];
3356     else if ([context isEqualToString:@"conffile"]) {
3357         FILE *input = [database_ input];
3358
3359         switch (button) {
3360             case 1:
3361                 fprintf(input, "N\n");
3362                 fflush(input);
3363                 break;
3364             case 2:
3365                 fprintf(input, "Y\n");
3366                 fflush(input);
3367                 break;
3368             default:
3369                 _assert(false);
3370         }
3371
3372         [sheet dismiss];
3373     }
3374 }
3375
3376 - (void) closeButtonPushed {
3377     running_ = NO;
3378
3379     switch (Finish_) {
3380         case 0:
3381             [self resetView];
3382         break;
3383
3384         case 1:
3385             [delegate_ suspendWithAnimation:YES];
3386         break;
3387
3388         case 2:
3389             system("launchctl stop com.apple.SpringBoard");
3390         break;
3391
3392         case 3:
3393             system("launchctl unload "SpringBoard_"; launchctl load "SpringBoard_);
3394         break;
3395
3396         case 4:
3397             system("reboot");
3398         break;
3399     }
3400 }
3401
3402 - (void) _retachThread {
3403     UINavigationItem *item = [navbar_ topItem];
3404     [item setTitle:@"Complete"];
3405
3406     [overlay_ addSubview:close_];
3407     [progress_ removeFromSuperview];
3408     [status_ removeFromSuperview];
3409
3410     [delegate_ progressViewIsComplete:self];
3411
3412     if (Finish_ < 4) {
3413         FileFd file(SandboxTemplate_, FileFd::ReadOnly);
3414         MMap mmap(file, MMap::ReadOnly);
3415         SHA1Summation sha1;
3416         sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
3417         if (!(sandplate_ == sha1.Result()))
3418             Finish_ = 4;
3419     }
3420
3421     if (Finish_ < 4) {
3422         FileFd file(NotifyConfig_, FileFd::ReadOnly);
3423         MMap mmap(file, MMap::ReadOnly);
3424         SHA1Summation sha1;
3425         sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
3426         if (!(notifyconf_ == sha1.Result()))
3427             Finish_ = 4;
3428     }
3429
3430     if (Finish_ < 3) {
3431         FileFd file(SpringBoard_, FileFd::ReadOnly);
3432         MMap mmap(file, MMap::ReadOnly);
3433         SHA1Summation sha1;
3434         sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
3435         if (!(springlist_ == sha1.Result()))
3436             Finish_ = 3;
3437     }
3438
3439     switch (Finish_) {
3440         case 0: [close_ setTitle:@"Return to Cydia"]; break;
3441         case 1: [close_ setTitle:@"Close Cydia (Restart)"]; break;
3442         case 2: [close_ setTitle:@"Restart SpringBoard"]; break;
3443         case 3: [close_ setTitle:@"Reload SpringBoard"]; break;
3444         case 4: [close_ setTitle:@"Reboot Device"]; break;
3445     }
3446
3447 #define Cache_ "/User/Library/Caches/com.apple.mobile.installation.plist"
3448
3449     if (NSMutableDictionary *cache = [[NSMutableDictionary alloc] initWithContentsOfFile:@ Cache_]) {
3450         [cache autorelease];
3451
3452         NSFileManager *manager = [NSFileManager defaultManager];
3453         NSError *error = nil;
3454
3455         id system = [cache objectForKey:@"System"];
3456         if (system == nil)
3457             goto error;
3458
3459         struct stat info;
3460         if (stat(Cache_, &info) == -1)
3461             goto error;
3462
3463         [system removeAllObjects];
3464
3465         if (NSArray *apps = [manager contentsOfDirectoryAtPath:@"/Applications" error:&error]) {
3466             for (NSString *app in apps)
3467                 if ([app hasSuffix:@".app"]) {
3468                     NSString *path = [@"/Applications" stringByAppendingPathComponent:app];
3469                     NSString *plist = [path stringByAppendingPathComponent:@"Info.plist"];
3470                     if (NSMutableDictionary *info = [[NSMutableDictionary alloc] initWithContentsOfFile:plist]) {
3471                         [info autorelease];
3472                         if ([info objectForKey:@"CFBundleIdentifier"] != nil) {
3473                             [info setObject:path forKey:@"Path"];
3474                             [info setObject:@"System" forKey:@"ApplicationType"];
3475                             [system addInfoDictionary:info];
3476                         }
3477                     }
3478                 }
3479         } else goto error;
3480
3481         [cache writeToFile:@Cache_ atomically:YES];
3482
3483         if (chown(Cache_, info.st_uid, info.st_gid) == -1)
3484             goto error;
3485         if (chmod(Cache_, info.st_mode) == -1)
3486             goto error;
3487
3488         if (false) error:
3489             lprintf("%s\n", error == nil ? strerror(errno) : [[error localizedDescription] UTF8String]);
3490     }
3491
3492     notify_post("com.apple.mobile.application_installed");
3493
3494     [delegate_ setStatusBarShowsProgress:NO];
3495 }
3496
3497 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
3498     [[data target] performSelector:[data selector] withObject:[data object]];
3499     [data release];
3500
3501     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
3502 }
3503
3504 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
3505     UINavigationItem *item = [navbar_ topItem];
3506     [item setTitle:title];
3507
3508     [status_ setText:nil];
3509     [output_ setText:@""];
3510     [progress_ setProgress:0];
3511
3512     [close_ removeFromSuperview];
3513     [overlay_ addSubview:progress_];
3514     [overlay_ addSubview:status_];
3515
3516     [delegate_ setStatusBarShowsProgress:YES];
3517     running_ = YES;
3518
3519     {
3520         FileFd file(SandboxTemplate_, FileFd::ReadOnly);
3521         MMap mmap(file, MMap::ReadOnly);
3522         SHA1Summation sha1;
3523         sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
3524         sandplate_ = sha1.Result();
3525     }
3526
3527     {
3528         FileFd file(NotifyConfig_, FileFd::ReadOnly);
3529         MMap mmap(file, MMap::ReadOnly);
3530         SHA1Summation sha1;
3531         sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
3532         notifyconf_ = sha1.Result();
3533     }
3534
3535     {
3536         FileFd file(SpringBoard_, FileFd::ReadOnly);
3537         MMap mmap(file, MMap::ReadOnly);
3538         SHA1Summation sha1;
3539         sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
3540         springlist_ = sha1.Result();
3541     }
3542
3543     [transition_ transition:6 toView:overlay_];
3544
3545     [NSThread
3546         detachNewThreadSelector:@selector(_detachNewThreadData:)
3547         toTarget:self
3548         withObject:[[ProgressData alloc]
3549             initWithSelector:selector
3550             target:target
3551             object:object
3552         ]
3553     ];
3554 }
3555
3556 - (void) repairWithSelector:(SEL)selector {
3557     [self
3558         detachNewThreadSelector:selector
3559         toTarget:database_
3560         withObject:nil
3561         title:@"Repairing"
3562     ];
3563 }
3564
3565 - (void) setConfigurationData:(NSString *)data {
3566     [self
3567         performSelectorOnMainThread:@selector(_setConfigurationData:)
3568         withObject:data
3569         waitUntilDone:YES
3570     ];
3571 }
3572
3573 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
3574     Package *package = id == nil ? nil : [database_ packageWithName:id];
3575
3576     UIActionSheet *sheet = [[[UIActionSheet alloc]
3577         initWithTitle:(package == nil ? id : [package name])
3578         buttons:[NSArray arrayWithObjects:@"Okay", nil]
3579         defaultButtonIndex:0
3580         delegate:self
3581         context:@"error"
3582     ] autorelease];
3583
3584     [sheet setBodyText:error];
3585     [sheet popupAlertAnimated:YES];
3586 }
3587
3588 - (void) setProgressTitle:(NSString *)title {
3589     [self
3590         performSelectorOnMainThread:@selector(_setProgressTitle:)
3591         withObject:title
3592         waitUntilDone:YES
3593     ];
3594 }
3595
3596 - (void) setProgressPercent:(float)percent {
3597     [self
3598         performSelectorOnMainThread:@selector(_setProgressPercent:)
3599         withObject:[NSNumber numberWithFloat:percent]
3600         waitUntilDone:YES
3601     ];
3602 }
3603
3604 - (void) startProgress {
3605 }
3606
3607 - (void) addProgressOutput:(NSString *)output {
3608     [self
3609         performSelectorOnMainThread:@selector(_addProgressOutput:)
3610         withObject:output
3611         waitUntilDone:YES
3612     ];
3613 }
3614
3615 - (bool) isCancelling:(size_t)received {
3616     return false;
3617 }
3618
3619 - (void) _setConfigurationData:(NSString *)data {
3620     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
3621
3622     _assert(conffile_r(data));
3623
3624     NSString *ofile = conffile_r[1];
3625     //NSString *nfile = conffile_r[2];
3626
3627     UIActionSheet *sheet = [[[UIActionSheet alloc]
3628         initWithTitle:@"Configuration Upgrade"
3629         buttons:[NSArray arrayWithObjects:
3630             @"Keep My Old Copy",
3631             @"Accept The New Copy",
3632             // XXX: @"See What Changed",
3633         nil]
3634         defaultButtonIndex:0
3635         delegate:self
3636         context:@"conffile"
3637     ] autorelease];
3638
3639     [sheet setBodyText:[NSString stringWithFormat:
3640         @"The following file has been changed by both the package maintainer and by you (or for you by a script).\n\n%@"
3641     , ofile]];
3642
3643     [sheet popupAlertAnimated:YES];
3644 }
3645
3646 - (void) _setProgressTitle:(NSString *)title {
3647     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
3648     for (size_t i(0), e([words count]); i != e; ++i) {
3649         NSString *word([words objectAtIndex:i]);
3650         if (Package *package = [database_ packageWithName:word])
3651             [words replaceObjectAtIndex:i withObject:[package name]];
3652     }
3653
3654     [status_ setText:[words componentsJoinedByString:@" "]];
3655 }
3656
3657 - (void) _setProgressPercent:(NSNumber *)percent {
3658     [progress_ setProgress:[percent floatValue]];
3659 }
3660
3661 - (void) _addProgressOutput:(NSString *)output {
3662     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
3663     CGSize size = [output_ contentSize];
3664     CGRect rect = {{0, size.height}, {size.width, 0}};
3665     [output_ scrollRectToVisible:rect animated:YES];
3666 }
3667
3668 - (BOOL) isRunning {
3669     return running_;
3670 }
3671
3672 @end
3673 /* }}} */
3674
3675 /* Package Cell {{{ */
3676 @interface PackageCell : UISimpleTableCell {
3677     UIImage *icon_;
3678     NSString *name_;
3679     NSString *description_;
3680     NSString *source_;
3681     UIImage *badge_;
3682 #ifdef USE_BADGES
3683     UITextLabel *status_;
3684 #endif
3685 }
3686
3687 - (PackageCell *) init;
3688 - (void) setPackage:(Package *)package;
3689
3690 + (int) heightForPackage:(Package *)package;
3691
3692 @end
3693
3694 @implementation PackageCell
3695
3696 - (void) clearPackage {
3697     if (icon_ != nil) {
3698         [icon_ release];
3699         icon_ = nil;
3700     }
3701
3702     if (name_ != nil) {
3703         [name_ release];
3704         name_ = nil;
3705     }
3706
3707     if (description_ != nil) {
3708         [description_ release];
3709         description_ = nil;
3710     }
3711
3712     if (source_ != nil) {
3713         [source_ release];
3714         source_ = nil;
3715     }
3716
3717     if (badge_ != nil) {
3718         [badge_ release];
3719         badge_ = nil;
3720     }
3721 }
3722
3723 - (void) dealloc {
3724     [self clearPackage];
3725 #ifdef USE_BADGES
3726     [status_ release];
3727 #endif
3728     [super dealloc];
3729 }
3730
3731 - (PackageCell *) init {
3732     if ((self = [super init]) != nil) {
3733 #ifdef USE_BADGES
3734         status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(48, 68, 280, 20)];
3735         [status_ setBackgroundColor:[UIColor clearColor]];
3736         [status_ setFont:small];
3737 #endif
3738     } return self;
3739 }
3740
3741 - (void) setPackage:(Package *)package {
3742     [self clearPackage];
3743
3744     Source *source = [package source];
3745     NSString *section = [package simpleSection];
3746
3747     icon_ = [[package icon] retain];
3748
3749     name_ = [[package name] retain];
3750     description_ = [[package tagline] retain];
3751
3752     NSString *label = nil;
3753     bool trusted = false;
3754
3755     if (source != nil) {
3756         label = [source label];
3757         trusted = [source trusted];
3758     } else if ([[package id] isEqualToString:@"firmware"])
3759         label = @"Apple";
3760     else
3761         label = @"Unknown/Local";
3762
3763     NSString *from = [NSString stringWithFormat:@"from %@", label];
3764
3765     if (section != nil && ![section isEqualToString:label])
3766         from = [from stringByAppendingString:[NSString stringWithFormat:@" (%@)", section]];
3767
3768     source_ = [from retain];
3769
3770     if (NSString *purpose = [package primaryPurpose])
3771         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
3772             badge_ = [badge_ retain];
3773
3774 #ifdef USE_BADGES
3775     if (NSString *mode = [package mode]) {
3776         [badge_ setImage:[UIImage applicationImageNamed:
3777             [mode isEqualToString:@"Remove"] || [mode isEqualToString:@"Purge"] ? @"removing.png" : @"installing.png"
3778         ]];
3779
3780         [status_ setText:[NSString stringWithFormat:@"Queued for %@", mode]];
3781         [status_ setColor:[UIColor colorWithCGColor:Blueish_]];
3782     } else if ([package half]) {
3783         [badge_ setImage:[UIImage applicationImageNamed:@"damaged.png"]];
3784         [status_ setText:@"Package Damaged"];
3785         [status_ setColor:[UIColor redColor]];
3786     } else {
3787         [badge_ setImage:nil];
3788         [status_ setText:nil];
3789     }
3790 #endif
3791 }
3792
3793 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
3794     if (icon_ != nil) {
3795         CGRect rect;
3796         rect.size = [icon_ size];
3797
3798         rect.size.width /= 2;
3799         rect.size.height /= 2;
3800
3801         rect.origin.x = 25 - rect.size.width / 2;
3802         rect.origin.y = 25 - rect.size.height / 2;
3803
3804         [icon_ drawInRect:rect];
3805     }
3806
3807     if (badge_ != nil) {
3808         CGSize size = [badge_ size];
3809
3810         [badge_ drawAtPoint:CGPointMake(
3811             36 - size.width / 2,
3812             36 - size.height / 2
3813         )];
3814     }
3815
3816     if (selected)
3817         UISetColor(White_);
3818
3819     if (!selected)
3820         UISetColor(Black_);
3821     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
3822     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
3823
3824     if (!selected)
3825         UISetColor(Gray_);
3826     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
3827
3828     [super drawContentInRect:rect selected:selected];
3829 }
3830
3831 + (int) heightForPackage:(Package *)package {
3832     NSString *tagline([package tagline]);
3833     int height = tagline == nil || [tagline length] == 0 ? -17 : 0;
3834 #ifdef USE_BADGES
3835     if ([package hasMode] || [package half])
3836         return height + 96;
3837     else
3838 #endif
3839         return height + 73;
3840 }
3841
3842 @end
3843 /* }}} */
3844 /* Section Cell {{{ */
3845 @interface SectionCell : UISimpleTableCell {
3846     NSString *section_;
3847     NSString *name_;
3848     NSString *count_;
3849     UIImage *icon_;
3850     _UISwitchSlider *switch_;
3851     BOOL editing_;
3852 }
3853
3854 - (id) init;
3855 - (void) setSection:(Section *)section editing:(BOOL)editing;
3856
3857 @end
3858
3859 @implementation SectionCell
3860
3861 - (void) clearSection {
3862     if (section_ != nil) {
3863         [section_ release];
3864         section_ = nil;
3865     }
3866
3867     if (name_ != nil) {
3868         [name_ release];
3869         name_ = nil;
3870     }
3871
3872     if (count_ != nil) {
3873         [count_ release];
3874         count_ = nil;
3875     }
3876 }
3877
3878 - (void) dealloc {
3879     [self clearSection];
3880     [icon_ release];
3881     [switch_ release];
3882     [super dealloc];
3883 }
3884
3885 - (id) init {
3886     if ((self = [super init]) != nil) {
3887         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
3888
3889         switch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
3890         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:kUIControlEventMouseUpInside];
3891     } return self;
3892 }
3893
3894 - (void) onSwitch:(id)sender {
3895     NSMutableDictionary *metadata = [Sections_ objectForKey:section_];
3896     if (metadata == nil) {
3897         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
3898         [Sections_ setObject:metadata forKey:section_];
3899     }
3900
3901     Changed_ = true;
3902     [metadata setObject:[NSNumber numberWithBool:([switch_ value] == 0)] forKey:@"Hidden"];
3903 }
3904
3905 - (void) setSection:(Section *)section editing:(BOOL)editing {
3906     if (editing != editing_) {
3907         if (editing_)
3908             [switch_ removeFromSuperview];
3909         else
3910             [self addSubview:switch_];
3911         editing_ = editing;
3912     }
3913
3914     [self clearSection];
3915
3916     if (section == nil) {
3917         name_ = [@"All Packages" retain];
3918         count_ = nil;
3919     } else {
3920         section_ = [section name];
3921         if (section_ != nil)
3922             section_ = [section_ retain];
3923         name_  = [(section_ == nil ? @"(No Section)" : section_) retain];
3924         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
3925
3926         if (editing_)
3927             [switch_ setValue:(isSectionVisible(section_) ? 1 : 0) animated:NO];
3928     }
3929 }
3930
3931 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
3932     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
3933
3934     if (selected)
3935         UISetColor(White_);
3936
3937     if (!selected)
3938         UISetColor(Black_);
3939     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(editing_ ? 164 : 250) withFont:Font22Bold_ ellipsis:2];
3940
3941     CGSize size = [count_ sizeWithFont:Font14_];
3942
3943     UISetColor(White_);
3944     if (count_ != nil)
3945         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
3946
3947     [super drawContentInRect:rect selected:selected];
3948 }
3949
3950 @end
3951 /* }}} */
3952
3953 /* File Table {{{ */
3954 @interface FileTable : RVPage {
3955     _transient Database *database_;
3956     Package *package_;
3957     NSString *name_;
3958     NSMutableArray *files_;
3959     UITable *list_;
3960 }
3961
3962 - (id) initWithBook:(RVBook *)book database:(Database *)database;
3963 - (void) setPackage:(Package *)package;
3964
3965 @end
3966
3967 @implementation FileTable
3968
3969 - (void) dealloc {
3970     if (package_ != nil)
3971         [package_ release];
3972     if (name_ != nil)
3973         [name_ release];
3974     [files_ release];
3975     [list_ release];
3976     [super dealloc];
3977 }
3978
3979 - (int) numberOfRowsInTable:(UITable *)table {
3980     return files_ == nil ? 0 : [files_ count];
3981 }
3982
3983 - (float) table:(UITable *)table heightForRow:(int)row {
3984     return 24;
3985 }
3986
3987 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
3988     if (reusing == nil) {
3989         reusing = [[[UIImageAndTextTableCell alloc] init] autorelease];
3990         UIFont *font = [UIFont systemFontOfSize:16];
3991         [[(UIImageAndTextTableCell *)reusing titleTextLabel] setFont:font];
3992     }
3993     [(UIImageAndTextTableCell *)reusing setTitle:[files_ objectAtIndex:row]];
3994     return reusing;
3995 }
3996
3997 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
3998     return NO;
3999 }
4000
4001 - (id) initWithBook:(RVBook *)book database:(Database *)database {
4002     if ((self = [super initWithBook:book]) != nil) {
4003         database_ = database;
4004
4005         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
4006
4007         list_ = [[UITable alloc] initWithFrame:[self bounds]];
4008         [self addSubview:list_];
4009
4010         UITableColumn *column = [[[UITableColumn alloc]
4011             initWithTitle:@"Name"
4012             identifier:@"name"
4013             width:[self frame].size.width
4014         ] autorelease];
4015
4016         [list_ setDataSource:self];
4017         [list_ setSeparatorStyle:1];
4018         [list_ addTableColumn:column];
4019         [list_ setDelegate:self];
4020         [list_ setReusesTableCells:YES];
4021     } return self;
4022 }
4023
4024 - (void) setPackage:(Package *)package {
4025     if (package_ != nil) {
4026         [package_ autorelease];
4027         package_ = nil;
4028     }
4029
4030     if (name_ != nil) {
4031         [name_ release];
4032         name_ = nil;
4033     }
4034
4035     [files_ removeAllObjects];
4036
4037     if (package != nil) {
4038         package_ = [package retain];
4039         name_ = [[package id] retain];
4040
4041         if (NSArray *files = [package files])
4042             [files_ addObjectsFromArray:files];
4043
4044         if ([files_ count] != 0) {
4045             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
4046                 [files_ removeObjectAtIndex:0];
4047             [files_ sortUsingSelector:@selector(compareByPath:)];
4048
4049             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
4050             [stack addObject:@"/"];
4051
4052             for (int i(0), e([files_ count]); i != e; ++i) {
4053                 NSString *file = [files_ objectAtIndex:i];
4054                 while (![file hasPrefix:[stack lastObject]])
4055                     [stack removeLastObject];
4056                 NSString *directory = [stack lastObject];
4057                 [stack addObject:[file stringByAppendingString:@"/"]];
4058                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
4059                     ([stack count] - 2) * 3, "",
4060                     [file substringFromIndex:[directory length]]
4061                 ]];
4062             }
4063         }
4064     }
4065
4066     [list_ reloadData];
4067 }
4068
4069 - (void) resetViewAnimated:(BOOL)animated {
4070     [list_ resetViewAnimated:animated];
4071 }
4072
4073 - (void) reloadData {
4074     [self setPackage:[database_ packageWithName:name_]];
4075     [self reloadButtons];
4076 }
4077
4078 - (NSString *) title {
4079     return @"Installed Files";
4080 }
4081
4082 - (NSString *) backButtonTitle {
4083     return @"Files";
4084 }
4085
4086 @end
4087 /* }}} */
4088 /* Package View {{{ */
4089 @interface PackageView : BrowserView {
4090     _transient Database *database_;
4091     Package *package_;
4092     NSString *name_;
4093     NSMutableArray *buttons_;
4094 }
4095
4096 - (id) initWithBook:(RVBook *)book database:(Database *)database;
4097 - (void) setPackage:(Package *)package;
4098
4099 @end
4100
4101 @implementation PackageView
4102
4103 - (void) dealloc {
4104     if (package_ != nil)
4105         [package_ release];
4106     if (name_ != nil)
4107         [name_ release];
4108     [buttons_ release];
4109     [super dealloc];
4110 }
4111
4112 - (void) _clickButtonWithName:(NSString *)name {
4113     if ([name isEqualToString:@"Install"])
4114         [delegate_ installPackage:package_];
4115     else if ([name isEqualToString:@"Reinstall"])
4116         [delegate_ installPackage:package_];
4117     else if ([name isEqualToString:@"Remove"])
4118         [delegate_ removePackage:package_];
4119     else if ([name isEqualToString:@"Upgrade"])
4120         [delegate_ installPackage:package_];
4121     else _assert(false);
4122 }
4123
4124 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
4125     NSString *context([sheet context]);
4126
4127     if ([context isEqualToString:@"modify"]) {
4128         int count = [buttons_ count];
4129         _assert(count != 0);
4130         _assert(button <= count + 1);
4131
4132         if (count != button - 1)
4133             [self _clickButtonWithName:[buttons_ objectAtIndex:(button - 1)]];
4134
4135         [sheet dismiss];
4136     } else
4137         [super alertSheet:sheet buttonClicked:button];
4138 }
4139
4140 - (void) webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame {
4141     return [super webView:sender didFinishLoadForFrame:frame];
4142 }
4143
4144 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4145     [window setValue:package_ forKey:@"package"];
4146     [super webView:sender didClearWindowObject:window forFrame:frame];
4147 }
4148
4149 - (bool) _allowJavaScriptPanel {
4150     return false;
4151 }
4152
4153 #if !AlwaysReload
4154 - (void) _rightButtonClicked {
4155     /*[super _rightButtonClicked];
4156     return;*/
4157
4158     int count = [buttons_ count];
4159     _assert(count != 0);
4160
4161     if (count == 1)
4162         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
4163     else {
4164         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:(count + 1)];
4165         [buttons addObjectsFromArray:buttons_];
4166         [buttons addObject:@"Cancel"];
4167
4168         [delegate_ slideUp:[[[UIActionSheet alloc]
4169             initWithTitle:nil
4170             buttons:buttons
4171             defaultButtonIndex:2
4172             delegate:self
4173             context:@"modify"
4174         ] autorelease]];
4175     }
4176 }
4177 #endif
4178
4179 - (id) _rightButtonTitle {
4180     int count = [buttons_ count];
4181     return count == 0 ? nil : count != 1 ? @"Modify" : [buttons_ objectAtIndex:0];
4182 }
4183
4184 - (NSString *) backButtonTitle {
4185     return @"Details";
4186 }
4187
4188 - (id) initWithBook:(RVBook *)book database:(Database *)database {
4189     if ((self = [super initWithBook:book]) != nil) {
4190         database_ = database;
4191         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
4192     } return self;
4193 }
4194
4195 - (void) setPackage:(Package *)package {
4196     if (package_ != nil) {
4197         [package_ autorelease];
4198         package_ = nil;
4199     }
4200
4201     if (name_ != nil) {
4202         [name_ release];
4203         name_ = nil;
4204     }
4205
4206     [buttons_ removeAllObjects];
4207
4208     if (package != nil) {
4209         package_ = [package retain];
4210         name_ = [[package id] retain];
4211
4212         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"package" ofType:@"html"]]];
4213
4214         if ([package_ source] == nil);
4215         else if ([package_ upgradableAndEssential:NO])
4216             [buttons_ addObject:@"Upgrade"];
4217         else if ([package_ installed] == nil)
4218             [buttons_ addObject:@"Install"];
4219         else
4220             [buttons_ addObject:@"Reinstall"];
4221         if ([package_ installed] != nil)
4222             [buttons_ addObject:@"Remove"];
4223     }
4224 }
4225
4226 - (bool) _loading {
4227     return false;
4228 }
4229
4230 - (void) reloadData {
4231     [self setPackage:[database_ packageWithName:name_]];
4232     [self reloadButtons];
4233 }
4234
4235 @end
4236 /* }}} */
4237 /* Package Table {{{ */
4238 @interface PackageTable : RVPage {
4239     _transient Database *database_;
4240     NSString *title_;
4241     NSMutableArray *packages_;
4242     NSMutableArray *sections_;
4243     UISectionList *list_;
4244 }
4245
4246 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title;
4247
4248 - (void) setDelegate:(id)delegate;
4249
4250 - (void) reloadData;
4251 - (void) resetCursor;
4252
4253 - (UISectionList *) list;
4254
4255 - (void) setShouldHideHeaderInShortLists:(BOOL)hide;
4256
4257 @end
4258
4259 @implementation PackageTable
4260
4261 - (void) dealloc {
4262     [list_ setDataSource:nil];
4263
4264     [title_ release];
4265     [packages_ release];
4266     [sections_ release];
4267     [list_ release];
4268     [super dealloc];
4269 }
4270
4271 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
4272     return [sections_ count];
4273 }
4274
4275 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
4276     return [[sections_ objectAtIndex:section] name];
4277 }
4278
4279 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
4280     return [[sections_ objectAtIndex:section] row];
4281 }
4282
4283 - (int) numberOfRowsInTable:(UITable *)table {
4284     return [packages_ count];
4285 }
4286
4287 - (float) table:(UITable *)table heightForRow:(int)row {
4288     return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
4289 }
4290
4291 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
4292     if (reusing == nil)
4293         reusing = [[[PackageCell alloc] init] autorelease];
4294     [(PackageCell *)reusing setPackage:[packages_ objectAtIndex:row]];
4295     return reusing;
4296 }
4297
4298 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
4299     return NO;
4300 }
4301
4302 - (void) tableRowSelected:(NSNotification *)notification {
4303     int row = [[notification object] selectedRow];
4304     if (row == INT_MAX)
4305         return;
4306
4307     Package *package = [packages_ objectAtIndex:row];
4308     package = [database_ packageWithName:[package id]];
4309     PackageView *view = [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
4310     [view setPackage:package];
4311     [view setDelegate:delegate_];
4312     [book_ pushPage:view];
4313 }
4314
4315 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title {
4316     if ((self = [super initWithBook:book]) != nil) {
4317         database_ = database;
4318         title_ = [title retain];
4319
4320         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
4321         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
4322
4323         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:YES];
4324         [list_ setDataSource:self];
4325
4326         UITableColumn *column = [[[UITableColumn alloc]
4327             initWithTitle:@"Name"
4328             identifier:@"name"
4329             width:[self frame].size.width
4330         ] autorelease];
4331
4332         UITable *table = [list_ table];
4333         [table setSeparatorStyle:1];
4334         [table addTableColumn:column];
4335         [table setDelegate:self];
4336         [table setReusesTableCells:YES];
4337
4338         [self addSubview:list_];
4339
4340         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
4341         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
4342     } return self;
4343 }
4344
4345 - (void) setDelegate:(id)delegate {
4346     delegate_ = delegate;
4347 }
4348
4349 - (bool) hasPackage:(Package *)package {
4350     return true;
4351 }
4352
4353 - (void) reloadData {
4354     NSArray *packages = [database_ packages];
4355
4356     [packages_ removeAllObjects];
4357     [sections_ removeAllObjects];
4358
4359     _profile(PackageTable$reloadData$Filter)
4360         for (Package *package in packages)
4361             if ([self hasPackage:package])
4362                 [packages_ addObject:package];
4363     _end
4364
4365     Section *section = nil;
4366
4367     _profile(PackageTable$reloadData$Section)
4368         for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
4369             Package *package;
4370             unichar index;
4371
4372             _profile(PackageTable$reloadData$Section$Package)
4373                 package = [packages_ objectAtIndex:offset];
4374                 index = [package index];
4375             _end
4376
4377             if (section == nil || [section index] != index) {
4378                 _profile(PackageTable$reloadData$Section$Allocate)
4379                     section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
4380                 _end
4381
4382                 _profile(PackageTable$reloadData$Section$Add)
4383                     [sections_ addObject:section];
4384                 _end
4385             }
4386
4387             [section addToCount];
4388         }
4389     _end
4390
4391     _profile(PackageTable$reloadData$List)
4392         [list_ reloadData];
4393     _end
4394 }
4395
4396 - (NSString *) title {
4397     return title_;
4398 }
4399
4400 - (void) resetViewAnimated:(BOOL)animated {
4401     [list_ resetViewAnimated:animated];
4402 }
4403
4404 - (void) resetCursor {
4405     [[list_ table] scrollPointVisibleAtTopLeft:CGPointMake(0, 0) animated:NO];
4406 }
4407
4408 - (UISectionList *) list {
4409     return list_;
4410 }
4411
4412 - (void) setShouldHideHeaderInShortLists:(BOOL)hide {
4413     [list_ setShouldHideHeaderInShortLists:hide];
4414 }
4415
4416 @end
4417 /* }}} */
4418 /* Filtered Package Table {{{ */
4419 @interface FilteredPackageTable : PackageTable {
4420     SEL filter_;
4421     IMP imp_;
4422     id object_;
4423 }
4424
4425 - (void) setObject:(id)object;
4426
4427 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
4428
4429 @end
4430
4431 @implementation FilteredPackageTable
4432
4433 - (void) dealloc {
4434     if (object_ != nil)
4435         [object_ release];
4436     [super dealloc];
4437 }
4438
4439 - (void) setObject:(id)object {
4440     if (object_ != nil)
4441         [object_ release];
4442     if (object == nil)
4443         object_ = nil;
4444     else
4445         object_ = [object retain];
4446 }
4447
4448 - (bool) hasPackage:(Package *)package {
4449     _profile(FilteredPackageTable$hasPackage)
4450         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
4451     _end
4452 }
4453
4454 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
4455     if ((self = [super initWithBook:book database:database title:title]) != nil) {
4456         filter_ = filter;
4457         object_ = object == nil ? nil : [object retain];
4458
4459         /* XXX: this is an unsafe optimization of doomy hell */
4460         Method method = class_getInstanceMethod([Package class], filter);
4461         imp_ = method_getImplementation(method);
4462         _assert(imp_ != NULL);
4463
4464         [self reloadData];
4465     } return self;
4466 }
4467
4468 @end
4469 /* }}} */
4470
4471 /* Add Source View {{{ */
4472 @interface AddSourceView : RVPage {
4473     _transient Database *database_;
4474 }
4475
4476 - (id) initWithBook:(RVBook *)book database:(Database *)database;
4477
4478 @end
4479
4480 @implementation AddSourceView
4481
4482 - (id) initWithBook:(RVBook *)book database:(Database *)database {
4483     if ((self = [super initWithBook:book]) != nil) {
4484         database_ = database;
4485     } return self;
4486 }
4487
4488 @end
4489 /* }}} */
4490 /* Source Cell {{{ */
4491 @interface SourceCell : UITableCell {
4492     UIImage *icon_;
4493     NSString *origin_;
4494     NSString *description_;
4495     NSString *label_;
4496 }
4497
4498 - (void) dealloc;
4499
4500 - (SourceCell *) initWithSource:(Source *)source;
4501
4502 @end
4503
4504 @implementation SourceCell
4505
4506 - (void) dealloc {
4507     [icon_ release];
4508     [origin_ release];
4509     [description_ release];
4510     [label_ release];
4511     [super dealloc];
4512 }
4513
4514 - (SourceCell *) initWithSource:(Source *)source {
4515     if ((self = [super init]) != nil) {
4516         if (icon_ == nil)
4517             icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
4518         if (icon_ == nil)
4519             icon_ = [UIImage applicationImageNamed:@"unknown.png"];
4520         icon_ = [icon_ retain];
4521
4522         origin_ = [[source name] retain];
4523         label_ = [[source uri] retain];
4524         description_ = [[source description] retain];
4525     } return self;
4526 }
4527
4528 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
4529     if (icon_ != nil)
4530         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
4531
4532     if (selected)
4533         UISetColor(White_);
4534
4535     if (!selected)
4536         UISetColor(Black_);
4537     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
4538
4539     if (!selected)
4540         UISetColor(Blue_);
4541     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
4542
4543     if (!selected)
4544         UISetColor(Gray_);
4545     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
4546
4547     [super drawContentInRect:rect selected:selected];
4548 }
4549
4550 @end
4551 /* }}} */
4552 /* Source Table {{{ */
4553 @interface SourceTable : RVPage {
4554     _transient Database *database_;
4555     UISectionList *list_;
4556     NSMutableArray *sources_;
4557     UIActionSheet *alert_;
4558     int offset_;
4559
4560     NSString *href_;
4561     UIProgressHUD *hud_;
4562     NSError *error_;
4563
4564     //NSURLConnection *installer_;
4565     NSURLConnection *trivial_bz2_;
4566     NSURLConnection *trivial_gz_;
4567     //NSURLConnection *automatic_;
4568
4569     BOOL trivial_;
4570 }
4571
4572 - (id) initWithBook:(RVBook *)book database:(Database *)database;
4573
4574 @end
4575
4576 @implementation SourceTable
4577
4578 - (void) _deallocConnection:(NSURLConnection *)connection {
4579     if (connection != nil) {
4580         [connection cancel];
4581         //[connection setDelegate:nil];
4582         [connection release];
4583     }
4584 }
4585
4586 - (void) dealloc {
4587     [[list_ table] setDelegate:nil];
4588     [list_ setDataSource:nil];
4589
4590     if (href_ != nil)
4591         [href_ release];
4592     if (hud_ != nil)
4593         [hud_ release];
4594     if (error_ != nil)
4595         [error_ release];
4596
4597     //[self _deallocConnection:installer_];
4598     [self _deallocConnection:trivial_gz_];
4599     [self _deallocConnection:trivial_bz2_];
4600     //[self _deallocConnection:automatic_];
4601
4602     [sources_ release];
4603     [list_ release];
4604     [super dealloc];
4605 }
4606
4607 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
4608     return offset_ == 0 ? 1 : 2;
4609 }
4610
4611 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
4612     switch (section + (offset_ == 0 ? 1 : 0)) {
4613         case 0: return @"Entered by User";
4614         case 1: return @"Installed by Packages";
4615
4616         default:
4617             _assert(false);
4618             return nil;
4619     }
4620 }
4621
4622 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
4623     switch (section + (offset_ == 0 ? 1 : 0)) {
4624         case 0: return 0;
4625         case 1: return offset_;
4626
4627         default:
4628             _assert(false);
4629             return -1;
4630     }
4631 }
4632
4633 - (int) numberOfRowsInTable:(UITable *)table {
4634     return [sources_ count];
4635 }
4636
4637 - (float) table:(UITable *)table heightForRow:(int)row {
4638     Source *source = [sources_ objectAtIndex:row];
4639     return [source description] == nil ? 56 : 73;
4640 }
4641
4642 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col {
4643     Source *source = [sources_ objectAtIndex:row];
4644     // XXX: weird warning, stupid selectors ;P
4645     return [[[SourceCell alloc] initWithSource:(id)source] autorelease];
4646 }
4647
4648 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
4649     return YES;
4650 }
4651
4652 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
4653     return YES;
4654 }
4655
4656 - (void) tableRowSelected:(NSNotification*)notification {
4657     UITable *table([list_ table]);
4658     int row([table selectedRow]);
4659     if (row == INT_MAX)
4660         return;
4661
4662     Source *source = [sources_ objectAtIndex:row];
4663
4664     PackageTable *packages = [[[FilteredPackageTable alloc]
4665         initWithBook:book_
4666         database:database_
4667         title:[source label]
4668         filter:@selector(isVisibleInSource:)
4669         with:source
4670     ] autorelease];
4671
4672     [packages setDelegate:delegate_];
4673
4674     [book_ pushPage:packages];
4675 }
4676
4677 - (BOOL) table:(UITable *)table canDeleteRow:(int)row {
4678     Source *source = [sources_ objectAtIndex:row];
4679     return [source record] != nil;
4680 }
4681
4682 - (void) table:(UITable *)table willSwipeToDeleteRow:(int)row {
4683     [[list_ table] setDeleteConfirmationRow:row];
4684 }
4685
4686 - (void) table:(UITable *)table deleteRow:(int)row {
4687     Source *source = [sources_ objectAtIndex:row];
4688     [Sources_ removeObjectForKey:[source key]];
4689     [delegate_ syncData];
4690 }
4691
4692 - (void) complete {
4693     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
4694         @"deb", @"Type",
4695         href_, @"URI",
4696         @"./", @"Distribution",
4697     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
4698
4699     [delegate_ syncData];
4700 }
4701
4702 - (NSString *) getWarning {
4703     NSString *href(href_);
4704     NSRange colon([href rangeOfString:@"://"]);
4705     if (colon.location != NSNotFound)
4706         href = [href substringFromIndex:(colon.location + 3)];
4707     href = [href stringByAddingPercentEscapes];
4708     href = [@"http://cydia.saurik.com/api/repotag/" stringByAppendingString:href];
4709     href = [href stringByCachingURLWithCurrentCDN];
4710
4711     NSURL *url([NSURL URLWithString:href]);
4712
4713     NSStringEncoding encoding;
4714     NSError *error(nil);
4715
4716     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
4717         return [warning length] == 0 ? nil : warning;
4718     return nil;
4719 }
4720
4721 - (void) _endConnection:(NSURLConnection *)connection {
4722     NSURLConnection **field = NULL;
4723     if (connection == trivial_bz2_)
4724         field = &trivial_bz2_;
4725     else if (connection == trivial_gz_)
4726         field = &trivial_gz_;
4727     _assert(field != NULL);
4728     [connection release];
4729     *field = nil;
4730
4731     if (
4732         trivial_bz2_ == nil &&
4733         trivial_gz_ == nil
4734     ) {
4735         bool defer(false);
4736
4737         if (trivial_) {
4738             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
4739                 defer = true;
4740
4741                 UIActionSheet *sheet = [[[UIActionSheet alloc]
4742                     initWithTitle:@"Source Warning"
4743                     buttons:[NSArray arrayWithObjects:@"Add Anyway", @"Cancel", nil]
4744                     defaultButtonIndex:0
4745                     delegate:self
4746                     context:@"warning"
4747                 ] autorelease];
4748
4749                 [sheet setNumberOfRows:1];
4750
4751                 [sheet setBodyText:warning];
4752                 [sheet popupAlertAnimated:YES];
4753             } else
4754                 [self complete];
4755         } else if (error_ != nil) {
4756             UIActionSheet *sheet = [[[UIActionSheet alloc]
4757                 initWithTitle:@"Verification Error"
4758                 buttons:[NSArray arrayWithObjects:@"OK", nil]
4759                 defaultButtonIndex:0
4760                 delegate:self
4761                 context:@"urlerror"
4762             ] autorelease];
4763
4764             [sheet setBodyText:[error_ localizedDescription]];
4765             [sheet popupAlertAnimated:YES];
4766         } else {
4767             UIActionSheet *sheet = [[[UIActionSheet alloc]
4768                 initWithTitle:@"Did not Find Repository"
4769                 buttons:[NSArray arrayWithObjects:@"OK", nil]
4770                 defaultButtonIndex:0
4771                 delegate:self
4772                 context:@"trivial"
4773             ] autorelease];
4774
4775             [sheet setBodyText:@"The indicated repository could not be found. This could be because you are trying to add a legacy Installer repository (these are not supported). Also, this interface is only capable of working with exact repository URLs. If you host a repository and are having issues please contact the author of Cydia with any questions you have."];
4776             [sheet popupAlertAnimated:YES];
4777         }
4778
4779         [delegate_ setStatusBarShowsProgress:NO];
4780         [delegate_ removeProgressHUD:hud_];
4781
4782         [hud_ autorelease];
4783         hud_ = nil;
4784
4785         if (!defer) {
4786             [href_ release];
4787             href_ = nil;
4788         }
4789
4790         if (error_ != nil) {
4791             [error_ release];
4792             error_ = nil;
4793         }
4794     }
4795 }
4796
4797 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
4798     switch ([response statusCode]) {
4799         case 200:
4800             trivial_ = YES;
4801     }
4802 }
4803
4804 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
4805     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
4806     if (error_ != nil)
4807         error_ = [error retain];
4808     [self _endConnection:connection];
4809 }
4810
4811 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
4812     [self _endConnection:connection];
4813 }
4814
4815 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
4816     NSMutableURLRequest *request = [NSMutableURLRequest
4817         requestWithURL:[NSURL URLWithString:href]
4818         cachePolicy:NSURLRequestUseProtocolCachePolicy
4819         timeoutInterval:20.0
4820     ];
4821
4822     [request setHTTPMethod:method];
4823
4824     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
4825 }
4826
4827 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
4828     NSString *context([sheet context]);
4829
4830     if ([context isEqualToString:@"source"]) {
4831         switch (button) {
4832             case 1: {
4833                 NSString *href = [[sheet textField] text];
4834
4835                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
4836
4837                 if (![href hasSuffix:@"/"])
4838                     href_ = [href stringByAppendingString:@"/"];
4839                 else
4840                     href_ = href;
4841                 href_ = [href_ retain];
4842
4843                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
4844                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
4845                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
4846
4847                 trivial_ = false;
4848
4849                 hud_ = [[delegate_ addProgressHUD] retain];
4850                 [hud_ setText:@"Verifying URL"];
4851             } break;
4852
4853             case 2:
4854             break;
4855
4856             default:
4857                 _assert(false);
4858         }
4859
4860         [sheet dismiss];
4861     } else if ([context isEqualToString:@"trivial"])
4862         [sheet dismiss];
4863     else if ([context isEqualToString:@"urlerror"])
4864         [sheet dismiss];
4865     else if ([context isEqualToString:@"warning"]) {
4866         switch (button) {
4867             case 1:
4868                 [self complete];
4869             break;
4870
4871             case 2:
4872             break;
4873
4874             default:
4875                 _assert(false);
4876         }
4877
4878         [href_ release];
4879         href_ = nil;
4880
4881         [sheet dismiss];
4882     }
4883 }
4884
4885 - (id) initWithBook:(RVBook *)book database:(Database *)database {
4886     if ((self = [super initWithBook:book]) != nil) {
4887         database_ = database;
4888         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
4889
4890         //list_ = [[UITable alloc] initWithFrame:[self bounds]];
4891         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
4892         [list_ setShouldHideHeaderInShortLists:NO];
4893
4894         [self addSubview:list_];
4895         [list_ setDataSource:self];
4896
4897         UITableColumn *column = [[UITableColumn alloc]
4898             initWithTitle:@"Name"
4899             identifier:@"name"
4900             width:[self frame].size.width
4901         ];
4902
4903         UITable *table = [list_ table];
4904         [table setSeparatorStyle:1];
4905         [table addTableColumn:column];
4906         [table setDelegate:self];
4907
4908         [self reloadData];
4909
4910         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
4911         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
4912     } return self;
4913 }
4914
4915 - (void) reloadData {
4916     pkgSourceList list;
4917     _assert(list.ReadMainList());
4918
4919     [sources_ removeAllObjects];
4920     [sources_ addObjectsFromArray:[database_ sources]];
4921     _trace();
4922     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
4923     _trace();
4924
4925     int count = [sources_ count];
4926     for (offset_ = 0; offset_ != count; ++offset_) {
4927         Source *source = [sources_ objectAtIndex:offset_];
4928         if ([source record] == nil)
4929             break;
4930     }
4931
4932     [list_ reloadData];
4933 }
4934
4935 - (void) resetViewAnimated:(BOOL)animated {
4936     [list_ resetViewAnimated:animated];
4937 }
4938
4939 - (void) _leftButtonClicked {
4940     /*[book_ pushPage:[[[AddSourceView alloc]
4941         initWithBook:book_
4942         database:database_
4943     ] autorelease]];*/
4944
4945     UIActionSheet *sheet = [[[UIActionSheet alloc]
4946         initWithTitle:@"Enter Cydia/APT URL"
4947         buttons:[NSArray arrayWithObjects:@"Add Source", @"Cancel", nil]
4948         defaultButtonIndex:0
4949         delegate:self
4950         context:@"source"
4951     ] autorelease];
4952
4953     [sheet setNumberOfRows:1];
4954
4955     [sheet addTextFieldWithValue:@"http://" label:@""];
4956
4957     UITextInputTraits *traits = [[sheet textField] textInputTraits];
4958     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
4959     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
4960     [traits setKeyboardType:UIKeyboardTypeURL];
4961     // XXX: UIReturnKeyDone
4962     [traits setReturnKeyType:UIReturnKeyNext];
4963
4964     [sheet popupAlertAnimated:YES];
4965 }
4966
4967 - (void) _rightButtonClicked {
4968     UITable *table = [list_ table];
4969     BOOL editing = [table isRowDeletionEnabled];
4970     [table enableRowDeletion:!editing animated:YES];
4971     [book_ reloadButtonsForPage:self];
4972 }
4973
4974 - (NSString *) title {
4975     return @"Sources";
4976 }
4977
4978 - (NSString *) leftButtonTitle {
4979     return [[list_ table] isRowDeletionEnabled] ? @"Add" : nil;
4980 }
4981
4982 - (id) rightButtonTitle {
4983     return [[list_ table] isRowDeletionEnabled] ? @"Done" : @"Edit";
4984 }
4985
4986 - (UINavigationButtonStyle) rightButtonStyle {
4987     return [[list_ table] isRowDeletionEnabled] ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
4988 }
4989
4990 @end
4991 /* }}} */
4992
4993 /* Installed View {{{ */
4994 @interface InstalledView : RVPage {
4995     _transient Database *database_;
4996     FilteredPackageTable *packages_;
4997     BOOL expert_;
4998 }
4999
5000 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5001
5002 @end
5003
5004 @implementation InstalledView
5005
5006 - (void) dealloc {
5007     [packages_ release];
5008     [super dealloc];
5009 }
5010
5011 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5012     if ((self = [super initWithBook:book]) != nil) {
5013         database_ = database;
5014
5015         packages_ = [[FilteredPackageTable alloc]
5016             initWithBook:book
5017             database:database
5018             title:nil
5019             filter:@selector(isInstalledAndVisible:)
5020             with:[NSNumber numberWithBool:YES]
5021         ];
5022
5023         [self addSubview:packages_];
5024
5025         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5026         [packages_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5027     } return self;
5028 }
5029
5030 - (void) resetViewAnimated:(BOOL)animated {
5031     [packages_ resetViewAnimated:animated];
5032 }
5033
5034 - (void) reloadData {
5035     [packages_ reloadData];
5036 }
5037
5038 - (void) _rightButtonClicked {
5039     [packages_ setObject:[NSNumber numberWithBool:expert_]];
5040     [packages_ reloadData];
5041     expert_ = !expert_;
5042     [book_ reloadButtonsForPage:self];
5043 }
5044
5045 - (NSString *) title {
5046     return @"Installed";
5047 }
5048
5049 - (NSString *) backButtonTitle {
5050     return @"Packages";
5051 }
5052
5053 - (id) rightButtonTitle {
5054     return Role_ != nil && [Role_ isEqualToString:@"Developer"] ? nil : expert_ ? @"Expert" : @"Simple";
5055 }
5056
5057 - (UINavigationButtonStyle) rightButtonStyle {
5058     return expert_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
5059 }
5060
5061 - (void) setDelegate:(id)delegate {
5062     [super setDelegate:delegate];
5063     [packages_ setDelegate:delegate];
5064 }
5065
5066 @end
5067 /* }}} */
5068
5069 /* Home View {{{ */
5070 @interface HomeView : BrowserView {
5071 }
5072
5073 @end
5074
5075 @implementation HomeView
5076
5077 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5078     NSString *context([sheet context]);
5079
5080     if ([context isEqualToString:@"about"])
5081         [sheet dismiss];
5082     else
5083         [super alertSheet:sheet buttonClicked:button];
5084 }
5085
5086 - (void) _leftButtonClicked {
5087     UIActionSheet *sheet = [[[UIActionSheet alloc]
5088         initWithTitle:@"About Cydia Installer"
5089         buttons:[NSArray arrayWithObjects:@"Close", nil]
5090         defaultButtonIndex:0
5091         delegate:self
5092         context:@"about"
5093     ] autorelease];
5094
5095     [sheet setBodyText:
5096         @"Copyright (C) 2008\n"
5097         "Jay Freeman (saurik)\n"
5098         "saurik@saurik.com\n"
5099         "http://www.saurik.com/\n"
5100         "\n"
5101         "The Okori Group\n"
5102         "http://www.theokorigroup.com/\n"
5103         "\n"
5104         "College of Creative Studies,\n"
5105         "University of California,\n"
5106         "Santa Barbara\n"
5107         "http://www.ccs.ucsb.edu/"
5108     ];
5109
5110     [sheet popupAlertAnimated:YES];
5111 }
5112
5113 - (NSString *) leftButtonTitle {
5114     return @"About";
5115 }
5116
5117 @end
5118 /* }}} */
5119 /* Manage View {{{ */
5120 @interface ManageView : BrowserView {
5121 }
5122
5123 @end
5124
5125 @implementation ManageView
5126
5127 - (NSString *) title {
5128     return @"Manage";
5129 }
5130
5131 - (void) _leftButtonClicked {
5132     [delegate_ askForSettings];
5133 }
5134
5135 - (NSString *) leftButtonTitle {
5136     return @"Settings";
5137 }
5138
5139 #if !AlwaysReload
5140 - (id) _rightButtonTitle {
5141     return nil;
5142 }
5143 #endif
5144
5145 - (bool) _loading {
5146     return false;
5147 }
5148
5149 @end
5150 /* }}} */
5151
5152 #include <BrowserView.m>
5153
5154 /* Cydia Book {{{ */
5155 @interface CYBook : RVBook <
5156     ProgressDelegate
5157 > {
5158     _transient Database *database_;
5159     UINavigationBar *overlay_;
5160     UINavigationBar *underlay_;
5161     UIProgressIndicator *indicator_;
5162     UITextLabel *prompt_;
5163     UIProgressBar *progress_;
5164     UINavigationButton *cancel_;
5165     bool updating_;
5166 }
5167
5168 - (id) initWithFrame:(CGRect)frame database:(Database *)database;
5169 - (void) update;
5170 - (BOOL) updating;
5171
5172 @end
5173
5174 @implementation CYBook
5175
5176 - (void) dealloc {
5177     [overlay_ release];
5178     [indicator_ release];
5179     [prompt_ release];
5180     [progress_ release];
5181     [cancel_ release];
5182     [super dealloc];
5183 }
5184
5185 - (NSString *) getTitleForPage:(RVPage *)page {
5186     return Simplify([super getTitleForPage:page]);
5187 }
5188
5189 - (BOOL) updating {
5190     return updating_;
5191 }
5192
5193 - (void) update {
5194     [UIView beginAnimations:nil context:NULL];
5195
5196     CGRect ovrframe = [overlay_ frame];
5197     ovrframe.origin.y = 0;
5198     [overlay_ setFrame:ovrframe];
5199
5200     CGRect barframe = [navbar_ frame];
5201     barframe.origin.y += ovrframe.size.height;
5202     [navbar_ setFrame:barframe];
5203
5204     CGRect trnframe = [transition_ frame];
5205     trnframe.origin.y += ovrframe.size.height;
5206     trnframe.size.height -= ovrframe.size.height;
5207     [transition_ setFrame:trnframe];
5208
5209     [UIView endAnimations];
5210
5211     [indicator_ startAnimation];
5212     [prompt_ setText:@"Updating Database"];
5213     [progress_ setProgress:0];
5214
5215     updating_ = true;
5216     [overlay_ addSubview:cancel_];
5217
5218     [NSThread
5219         detachNewThreadSelector:@selector(_update)
5220         toTarget:self
5221         withObject:nil
5222     ];
5223 }
5224
5225 - (void) _update_ {
5226     updating_ = false;
5227
5228     [indicator_ stopAnimation];
5229
5230     [UIView beginAnimations:nil context:NULL];
5231
5232     CGRect ovrframe = [overlay_ frame];
5233     ovrframe.origin.y = -ovrframe.size.height;
5234     [overlay_ setFrame:ovrframe];
5235
5236     CGRect barframe = [navbar_ frame];
5237     barframe.origin.y -= ovrframe.size.height;
5238     [navbar_ setFrame:barframe];
5239
5240     CGRect trnframe = [transition_ frame];
5241     trnframe.origin.y -= ovrframe.size.height;
5242     trnframe.size.height += ovrframe.size.height;
5243     [transition_ setFrame:trnframe];
5244
5245     [UIView commitAnimations];
5246
5247     [delegate_ performSelector:@selector(reloadData) withObject:nil afterDelay:0];
5248 }
5249
5250 - (id) initWithFrame:(CGRect)frame database:(Database *)database {
5251     if ((self = [super initWithFrame:frame]) != nil) {
5252         database_ = database;
5253
5254         CGRect ovrrect = [navbar_ bounds];
5255         ovrrect.size.height = [UINavigationBar defaultSize].height;
5256         ovrrect.origin.y = -ovrrect.size.height;
5257
5258         overlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
5259         [self addSubview:overlay_];
5260
5261         ovrrect.origin.y = frame.size.height;
5262         underlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
5263         [underlay_ setTintColor:[UIColor colorWithRed:0.23 green:0.23 blue:0.23 alpha:1]];
5264         [self addSubview:underlay_];
5265
5266         [overlay_ setBarStyle:1];
5267         [underlay_ setBarStyle:1];
5268
5269         int barstyle = [overlay_ _barStyle:NO];
5270         bool ugly = barstyle == 0;
5271
5272         UIProgressIndicatorStyle style = ugly ?
5273             UIProgressIndicatorStyleMediumBrown :
5274             UIProgressIndicatorStyleMediumWhite;
5275
5276         CGSize indsize = [UIProgressIndicator defaultSizeForStyle:style];
5277         unsigned indoffset = (ovrrect.size.height - indsize.height) / 2;
5278         CGRect indrect = {{indoffset, indoffset}, indsize};
5279
5280         indicator_ = [[UIProgressIndicator alloc] initWithFrame:indrect];
5281         [indicator_ setStyle:style];
5282         [overlay_ addSubview:indicator_];
5283
5284         CGSize prmsize = {215, indsize.height + 4};
5285
5286         CGRect prmrect = {{
5287             indoffset * 2 + indsize.width,
5288 #ifdef __OBJC2__
5289             -1 +
5290 #endif
5291             unsigned(ovrrect.size.height - prmsize.height) / 2
5292         }, prmsize};
5293
5294         UIFont *font = [UIFont systemFontOfSize:15];
5295
5296         prompt_ = [[UITextLabel alloc] initWithFrame:prmrect];
5297
5298         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
5299         [prompt_ setBackgroundColor:[UIColor clearColor]];
5300         [prompt_ setFont:font];
5301
5302         [overlay_ addSubview:prompt_];
5303
5304         CGSize prgsize = {75, 100};
5305
5306         CGRect prgrect = {{
5307             ovrrect.size.width - prgsize.width - 10,
5308             (ovrrect.size.height - prgsize.height) / 2
5309         } , prgsize};
5310
5311         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
5312         [progress_ setStyle:0];
5313         [overlay_ addSubview:progress_];
5314
5315         cancel_ = [[UINavigationButton alloc] initWithTitle:@"Cancel" style:UINavigationButtonStyleHighlighted];
5316         [cancel_ addTarget:self action:@selector(_onCancel) forControlEvents:UIControlEventTouchUpInside];
5317
5318         CGRect frame = [cancel_ frame];
5319         frame.size.width = 65;
5320         frame.origin.x = ovrrect.size.width - frame.size.width - 5;
5321         frame.origin.y = (ovrrect.size.height - frame.size.height) / 2;
5322         [cancel_ setFrame:frame];
5323
5324         [cancel_ setBarStyle:barstyle];
5325     } return self;
5326 }
5327
5328 - (void) _onCancel {
5329     updating_ = false;
5330     [cancel_ removeFromSuperview];
5331 }
5332
5333 - (void) _update { _pooled
5334     Status status;
5335     status.setDelegate(self);
5336
5337     [database_ updateWithStatus:status];
5338
5339     [self
5340         performSelectorOnMainThread:@selector(_update_)
5341         withObject:nil
5342         waitUntilDone:NO
5343     ];
5344 }
5345
5346 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
5347     [prompt_ setText:[NSString stringWithFormat:@"Error: %@", error]];
5348 }
5349
5350 - (void) setProgressTitle:(NSString *)title {
5351     [self
5352         performSelectorOnMainThread:@selector(_setProgressTitle:)
5353         withObject:title
5354         waitUntilDone:YES
5355     ];
5356 }
5357
5358 - (void) setProgressPercent:(float)percent {
5359     [self
5360         performSelectorOnMainThread:@selector(_setProgressPercent:)
5361         withObject:[NSNumber numberWithFloat:percent]
5362         waitUntilDone:YES
5363     ];
5364 }
5365
5366 - (void) startProgress {
5367 }
5368
5369 - (void) addProgressOutput:(NSString *)output {
5370     [self
5371         performSelectorOnMainThread:@selector(_addProgressOutput:)
5372         withObject:output
5373         waitUntilDone:YES
5374     ];
5375 }
5376
5377 - (bool) isCancelling:(size_t)received {
5378     return !updating_;
5379 }
5380
5381 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5382     [sheet dismiss];
5383 }
5384
5385 - (void) _setProgressTitle:(NSString *)title {
5386     [prompt_ setText:title];
5387 }
5388
5389 - (void) _setProgressPercent:(NSNumber *)percent {
5390     [progress_ setProgress:[percent floatValue]];
5391 }
5392
5393 - (void) _addProgressOutput:(NSString *)output {
5394 }
5395
5396 @end
5397 /* }}} */
5398 /* Cydia:// Protocol {{{ */
5399 @interface CydiaURLProtocol : NSURLProtocol {
5400 }
5401
5402 @end
5403
5404 @implementation CydiaURLProtocol
5405
5406 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
5407     NSURL *url([request URL]);
5408     if (url == nil)
5409         return NO;
5410     NSString *scheme([[url scheme] lowercaseString]);
5411     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
5412         return NO;
5413     return YES;
5414 }
5415
5416 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
5417     return request;
5418 }
5419
5420 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
5421     id<NSURLProtocolClient> client([self client]);
5422     if (icon == nil)
5423         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
5424     else {
5425         NSData *data(UIImagePNGRepresentation(icon));
5426
5427         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
5428         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
5429         [client URLProtocol:self didLoadData:data];
5430         [client URLProtocolDidFinishLoading:self];
5431     }
5432 }
5433
5434 - (void) startLoading {
5435     id<NSURLProtocolClient> client([self client]);
5436     NSURLRequest *request([self request]);
5437
5438     NSURL *url([request URL]);
5439     NSString *href([url absoluteString]);
5440
5441     NSString *path([href substringFromIndex:8]);
5442     NSRange slash([path rangeOfString:@"/"]);
5443
5444     NSString *command;
5445     if (slash.location == NSNotFound) {
5446         command = path;
5447         path = nil;
5448     } else {
5449         command = [path substringToIndex:slash.location];
5450         path = [path substringFromIndex:(slash.location + 1)];
5451     }
5452
5453     Database *database([Database sharedInstance]);
5454
5455     if ([command isEqualToString:@"package-icon"]) {
5456         if (path == nil)
5457             goto fail;
5458         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
5459         Package *package([database packageWithName:path]);
5460         if (package == nil)
5461             goto fail;
5462         UIImage *icon([package icon]);
5463         [self _returnPNGWithImage:icon forRequest:request];
5464     } else if ([command isEqualToString:@"source-icon"]) {
5465         if (path == nil)
5466             goto fail;
5467         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
5468         NSString *source(Simplify(path));
5469         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
5470         if (icon == nil)
5471             icon = [UIImage applicationImageNamed:@"unknown.png"];
5472         [self _returnPNGWithImage:icon forRequest:request];
5473     } else if ([command isEqualToString:@"uikit-image"]) {
5474         if (path == nil)
5475             goto fail;
5476         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
5477         UIImage *icon(_UIImageWithName(path));
5478         [self _returnPNGWithImage:icon forRequest:request];
5479     } else if ([command isEqualToString:@"section-icon"]) {
5480         if (path == nil)
5481             goto fail;
5482         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
5483         NSString *section(Simplify(path));
5484         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
5485         if (icon == nil)
5486             icon = [UIImage applicationImageNamed:@"unknown.png"];
5487         [self _returnPNGWithImage:icon forRequest:request];
5488     } else fail: {
5489         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
5490     }
5491 }
5492
5493 - (void) stopLoading {
5494 }
5495
5496 @end
5497 /* }}} */
5498
5499 /* Sections View {{{ */
5500 @interface SectionsView : RVPage {
5501     _transient Database *database_;
5502     NSMutableArray *sections_;
5503     NSMutableArray *filtered_;
5504     UITransitionView *transition_;
5505     UITable *list_;
5506     UIView *accessory_;
5507     BOOL editing_;
5508 }
5509
5510 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5511 - (void) reloadData;
5512 - (void) resetView;
5513
5514 @end
5515
5516 @implementation SectionsView
5517
5518 - (void) dealloc {
5519     [list_ setDataSource:nil];
5520     [list_ setDelegate:nil];
5521
5522     [sections_ release];
5523     [filtered_ release];
5524     [transition_ release];
5525     [list_ release];
5526     [accessory_ release];
5527     [super dealloc];
5528 }
5529
5530 - (int) numberOfRowsInTable:(UITable *)table {
5531     return editing_ ? [sections_ count] : [filtered_ count] + 1;
5532 }
5533
5534 - (float) table:(UITable *)table heightForRow:(int)row {
5535     return 45;
5536 }
5537
5538 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
5539     if (reusing == nil)
5540         reusing = [[[SectionCell alloc] init] autorelease];
5541     [(SectionCell *)reusing setSection:(editing_ ?
5542         [sections_ objectAtIndex:row] :
5543         (row == 0 ? nil : [filtered_ objectAtIndex:(row - 1)])
5544     ) editing:editing_];
5545     return reusing;
5546 }
5547
5548 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
5549     return !editing_;
5550 }
5551
5552 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
5553     return !editing_;
5554 }
5555
5556 - (void) tableRowSelected:(NSNotification *)notification {
5557     int row = [[notification object] selectedRow];
5558     if (row == INT_MAX)
5559         return;
5560
5561     Section *section;
5562     NSString *name;
5563     NSString *title;
5564
5565     if (row == 0) {
5566         section = nil;
5567         name = nil;
5568         title = @"All Packages";
5569     } else {
5570         section = [filtered_ objectAtIndex:(row - 1)];
5571         name = [section name];
5572
5573         if (name != nil)
5574             title = name;
5575         else {
5576             name = @"";
5577             title = @"(No Section)";
5578         }
5579     }
5580
5581     PackageTable *table = [[[FilteredPackageTable alloc]
5582         initWithBook:book_
5583         database:database_
5584         title:title
5585         filter:@selector(isVisiblyUninstalledInSection:)
5586         with:name
5587     ] autorelease];
5588
5589     [table setDelegate:delegate_];
5590
5591     [book_ pushPage:table];
5592 }
5593
5594 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5595     if ((self = [super initWithBook:book]) != nil) {
5596         database_ = database;
5597
5598         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5599         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
5600
5601         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
5602         [self addSubview:transition_];
5603
5604         list_ = [[UITable alloc] initWithFrame:[transition_ bounds]];
5605         [transition_ transition:0 toView:list_];
5606
5607         UITableColumn *column = [[[UITableColumn alloc]
5608             initWithTitle:@"Name"
5609             identifier:@"name"
5610             width:[self frame].size.width
5611         ] autorelease];
5612
5613         [list_ setDataSource:self];
5614         [list_ setSeparatorStyle:1];
5615         [list_ addTableColumn:column];
5616         [list_ setDelegate:self];
5617         [list_ setReusesTableCells:YES];
5618
5619         [self reloadData];
5620
5621         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5622         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5623     } return self;
5624 }
5625
5626 - (void) reloadData {
5627     NSArray *packages = [database_ packages];
5628
5629     [sections_ removeAllObjects];
5630     [filtered_ removeAllObjects];
5631
5632     NSMutableArray *filtered = [NSMutableArray arrayWithCapacity:[packages count]];
5633     NSMutableDictionary *sections = [NSMutableDictionary dictionaryWithCapacity:32];
5634
5635     _trace();
5636     for (Package *package in packages) {
5637         NSString *name([package section]);
5638
5639         if (name != nil) {
5640             Section *section([sections objectForKey:name]);
5641             if (section == nil) {
5642                 section = [[[Section alloc] initWithName:name] autorelease];
5643                 [sections setObject:section forKey:name];
5644             }
5645         }
5646
5647         if ([package valid] && [package installed] == nil && [package visible])
5648             [filtered addObject:package];
5649     }
5650     _trace();
5651
5652     [sections_ addObjectsFromArray:[sections allValues]];
5653     [sections_ sortUsingSelector:@selector(compareByName:)];
5654
5655     _trace();
5656     [filtered sortUsingSelector:@selector(compareBySection:)];
5657     _trace();
5658
5659     Section *section = nil;
5660     for (Package *package in filtered) {
5661         NSString *name = [package section];
5662
5663         if (section == nil || name != nil && ![[section name] isEqualToString:name]) {
5664             section = name == nil ?
5665                 [[[Section alloc] initWithName:nil] autorelease] :
5666                 [sections objectForKey:name];
5667             [filtered_ addObject:section];
5668         }
5669
5670         [section addToCount];
5671     }
5672     _trace();
5673
5674     [list_ reloadData];
5675     _trace();
5676 }
5677
5678 - (void) resetView {
5679     if (editing_)
5680         [self _rightButtonClicked];
5681 }
5682
5683 - (void) resetViewAnimated:(BOOL)animated {
5684     [list_ resetViewAnimated:animated];
5685 }
5686
5687 - (void) _rightButtonClicked {
5688     if ((editing_ = !editing_))
5689         [list_ reloadData];
5690     else
5691         [delegate_ updateData];
5692     [book_ reloadTitleForPage:self];
5693     [book_ reloadButtonsForPage:self];
5694 }
5695
5696 - (NSString *) title {
5697     return editing_ ? @"Section Visibility" : @"Install by Section";
5698 }
5699
5700 - (NSString *) backButtonTitle {
5701     return @"Sections";
5702 }
5703
5704 - (id) rightButtonTitle {
5705     return [sections_ count] == 0 ? nil : editing_ ? @"Done" : @"Edit";
5706 }
5707
5708 - (UINavigationButtonStyle) rightButtonStyle {
5709     return editing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
5710 }
5711
5712 - (UIView *) accessoryView {
5713     return accessory_;
5714 }
5715
5716 @end
5717 /* }}} */
5718 /* Changes View {{{ */
5719 @interface ChangesView : RVPage {
5720     _transient Database *database_;
5721     NSMutableArray *packages_;
5722     NSMutableArray *sections_;
5723     UISectionList *list_;
5724     unsigned upgrades_;
5725 }
5726
5727 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5728 - (void) reloadData;
5729
5730 @end
5731
5732 @implementation ChangesView
5733
5734 - (void) dealloc {
5735     [[list_ table] setDelegate:nil];
5736     [list_ setDataSource:nil];
5737
5738     [packages_ release];
5739     [sections_ release];
5740     [list_ release];
5741     [super dealloc];
5742 }
5743
5744 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
5745     return [sections_ count];
5746 }
5747
5748 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
5749     return [[sections_ objectAtIndex:section] name];
5750 }
5751
5752 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
5753     return [[sections_ objectAtIndex:section] row];
5754 }
5755
5756 - (int) numberOfRowsInTable:(UITable *)table {
5757     return [packages_ count];
5758 }
5759
5760 - (float) table:(UITable *)table heightForRow:(int)row {
5761     return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
5762 }
5763
5764 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
5765     if (reusing == nil)
5766         reusing = [[[PackageCell alloc] init] autorelease];
5767     [(PackageCell *)reusing setPackage:[packages_ objectAtIndex:row]];
5768     return reusing;
5769 }
5770
5771 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
5772     return NO;
5773 }
5774
5775 - (void) tableRowSelected:(NSNotification *)notification {
5776     int row = [[notification object] selectedRow];
5777     if (row == INT_MAX)
5778         return;
5779     Package *package = [packages_ objectAtIndex:row];
5780     PackageView *view = [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
5781     [view setDelegate:delegate_];
5782     [view setPackage:package];
5783     [book_ pushPage:view];
5784 }
5785
5786 - (void) _leftButtonClicked {
5787     [(CYBook *)book_ update];
5788     [self reloadButtons];
5789 }
5790
5791 - (void) _rightButtonClicked {
5792     [delegate_ distUpgrade];
5793 }
5794
5795 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5796     if ((self = [super initWithBook:book]) != nil) {
5797         database_ = database;
5798
5799         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5800         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5801
5802         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
5803         [self addSubview:list_];
5804
5805         [list_ setShouldHideHeaderInShortLists:NO];
5806         [list_ setDataSource:self];
5807         //[list_ setSectionListStyle:1];
5808
5809         UITableColumn *column = [[[UITableColumn alloc]
5810             initWithTitle:@"Name"
5811             identifier:@"name"
5812             width:[self frame].size.width
5813         ] autorelease];
5814
5815         UITable *table = [list_ table];
5816         [table setSeparatorStyle:1];
5817         [table addTableColumn:column];
5818         [table setDelegate:self];
5819         [table setReusesTableCells:YES];
5820
5821         [self reloadData];
5822
5823         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5824         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5825     } return self;
5826 }
5827
5828 - (void) reloadData {
5829     NSArray *packages = [database_ packages];
5830
5831     [packages_ removeAllObjects];
5832     [sections_ removeAllObjects];
5833
5834     _trace();
5835     for (Package *package in packages)
5836         if (
5837             [package installed] == nil && [package valid] && [package visible] ||
5838             [package upgradableAndEssential:YES]
5839         )
5840             [packages_ addObject:package];
5841
5842     _trace();
5843     [packages_ radixSortUsingSelector:@selector(compareForChanges) withObject:nil];
5844     _trace();
5845
5846     Section *upgradable = [[[Section alloc] initWithName:@"Available Upgrades"] autorelease];
5847     Section *ignored = [[[Section alloc] initWithName:@"Ignored Upgrades"] autorelease];
5848     Section *section = nil;
5849     NSDate *last = nil;
5850
5851     upgrades_ = 0;
5852     bool unseens = false;
5853
5854     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
5855
5856     _trace();
5857     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
5858         Package *package = [packages_ objectAtIndex:offset];
5859
5860         if (![package upgradableAndEssential:YES]) {
5861             unseens = true;
5862             NSDate *seen = [package seen];
5863
5864             if (section == nil || last != seen && (seen == nil || [seen compare:last] != NSOrderedSame)) {
5865                 last = seen;
5866
5867                 NSString *name(seen == nil ? [@"n/a ?" retain] : (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) seen));
5868                 section = [[[Section alloc] initWithName:name row:offset] autorelease];
5869                 [sections_ addObject:section];
5870                 [name release];
5871             }
5872
5873             [section addToCount];
5874         } else if ([package ignored])
5875             [ignored addToCount];
5876         else {
5877             ++upgrades_;
5878             [upgradable addToCount];
5879         }
5880     }
5881     _trace();
5882
5883     CFRelease(formatter);
5884
5885     if (unseens) {
5886         Section *last = [sections_ lastObject];
5887         size_t count = [last count];
5888         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
5889         [sections_ removeLastObject];
5890     }
5891
5892     if ([ignored count] != 0)
5893         [sections_ insertObject:ignored atIndex:0];
5894     if (upgrades_ != 0)
5895         [sections_ insertObject:upgradable atIndex:0];
5896
5897     [list_ reloadData];
5898     [self reloadButtons];
5899 }
5900
5901 - (void) resetViewAnimated:(BOOL)animated {
5902     [list_ resetViewAnimated:animated];
5903 }
5904
5905 - (NSString *) leftButtonTitle {
5906     return [(CYBook *)book_ updating] ? nil : @"Refresh";
5907 }
5908
5909 - (id) rightButtonTitle {
5910     return upgrades_ == 0 ? nil : [NSString stringWithFormat:@"Upgrade (%u)", upgrades_];
5911 }
5912
5913 - (NSString *) title {
5914     return @"Changes";
5915 }
5916
5917 @end
5918 /* }}} */
5919 /* Search View {{{ */
5920 @protocol SearchViewDelegate
5921 - (void) showKeyboard:(BOOL)show;
5922 @end
5923
5924 @interface SearchView : RVPage {
5925     UIView *accessory_;
5926     UISearchField *field_;
5927     UITransitionView *transition_;
5928     FilteredPackageTable *table_;
5929     UIPreferencesTable *advanced_;
5930     UIView *dimmed_;
5931     bool flipped_;
5932     bool reload_;
5933 }
5934
5935 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5936 - (void) reloadData;
5937
5938 @end
5939
5940 @implementation SearchView
5941
5942 - (void) dealloc {
5943     [field_ setDelegate:nil];
5944
5945     [accessory_ release];
5946     [field_ release];
5947     [transition_ release];
5948     [table_ release];
5949     [advanced_ release];
5950     [dimmed_ release];
5951     [super dealloc];
5952 }
5953
5954 - (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
5955     return 1;
5956 }
5957
5958 - (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
5959     switch (group) {
5960         case 0: return @"Advanced Search (Coming Soon!)";
5961
5962         default: _assert(false);
5963     }
5964 }
5965
5966 - (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
5967     switch (group) {
5968         case 0: return 0;
5969
5970         default: _assert(false);
5971     }
5972 }
5973
5974 - (void) _showKeyboard:(BOOL)show {
5975     CGSize keysize = [UIKeyboard defaultSize];
5976     CGRect keydown = [book_ pageBounds];
5977     CGRect keyup = keydown;
5978     keyup.size.height -= keysize.height - ButtonBarHeight_;
5979
5980     float delay = KeyboardTime_ * ButtonBarHeight_ / keysize.height;
5981
5982     UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:[table_ list]] autorelease];
5983     [animation setSignificantRectFields:8];
5984
5985     if (show) {
5986         [animation setStartFrame:keydown];
5987         [animation setEndFrame:keyup];
5988     } else {
5989         [animation setStartFrame:keyup];
5990         [animation setEndFrame:keydown];
5991     }
5992
5993     UIAnimator *animator = [UIAnimator sharedAnimator];
5994
5995     [animator
5996         addAnimations:[NSArray arrayWithObjects:animation, nil]
5997         withDuration:(KeyboardTime_ - delay)
5998         start:!show
5999     ];
6000
6001     if (show)
6002         [animator performSelector:@selector(startAnimation:) withObject:animation afterDelay:delay];
6003
6004     [delegate_ showKeyboard:show];
6005 }
6006
6007 - (void) textFieldDidBecomeFirstResponder:(UITextField *)field {
6008     [self _showKeyboard:YES];
6009 }
6010
6011 - (void) textFieldDidResignFirstResponder:(UITextField *)field {
6012     [self _showKeyboard:NO];
6013 }
6014
6015 - (void) keyboardInputChanged:(UIFieldEditor *)editor {
6016     if (reload_) {
6017         NSString *text([field_ text]);
6018         [field_ setClearButtonStyle:(text == nil || [text length] == 0 ? 0 : 2)];
6019         [self reloadData];
6020         reload_ = false;
6021     }
6022 }
6023
6024 - (void) textFieldClearButtonPressed:(UITextField *)field {
6025     reload_ = true;
6026 }
6027
6028 - (void) keyboardInputShouldDelete:(id)input {
6029     reload_ = true;
6030 }
6031
6032 - (BOOL) keyboardInput:(id)input shouldInsertText:(NSString *)text isMarkedText:(int)marked {
6033     if ([text length] != 1 || [text characterAtIndex:0] != '\n') {
6034         reload_ = true;
6035         return YES;
6036     } else {
6037         [field_ resignFirstResponder];
6038         return NO;
6039     }
6040 }
6041
6042 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6043     if ((self = [super initWithBook:book]) != nil) {
6044         CGRect pageBounds = [book_ pageBounds];
6045
6046         transition_ = [[UITransitionView alloc] initWithFrame:pageBounds];
6047         [self addSubview:transition_];
6048
6049         advanced_ = [[UIPreferencesTable alloc] initWithFrame:pageBounds];
6050
6051         [advanced_ setReusesTableCells:YES];
6052         [advanced_ setDataSource:self];
6053         [advanced_ reloadData];
6054
6055         dimmed_ = [[UIView alloc] initWithFrame:pageBounds];
6056         CGColor dimmed(space_, 0, 0, 0, 0.5);
6057         [dimmed_ setBackgroundColor:[UIColor colorWithCGColor:dimmed]];
6058
6059         table_ = [[FilteredPackageTable alloc]
6060             initWithBook:book
6061             database:database
6062             title:nil
6063             filter:@selector(isUnfilteredAndSearchedForBy:)
6064             with:nil
6065         ];
6066
6067         [table_ setShouldHideHeaderInShortLists:NO];
6068         [transition_ transition:0 toView:table_];
6069
6070         CGRect cnfrect = {{
6071 #ifdef __OBJC2__
6072         6 +
6073 #endif
6074         1, 38}, {17, 18}};
6075
6076         CGRect area;
6077         area.origin.x = /*cnfrect.origin.x + cnfrect.size.width + 4 +*/ 10;
6078         area.origin.y = 1;
6079
6080         area.size.width =
6081 #ifdef __OBJC2__
6082             8 +
6083 #endif
6084             [self bounds].size.width - area.origin.x - 18;
6085
6086         area.size.height = [UISearchField defaultHeight];
6087
6088         field_ = [[UISearchField alloc] initWithFrame:area];
6089
6090         UIFont *font = [UIFont systemFontOfSize:16];
6091         [field_ setFont:font];
6092
6093         [field_ setPlaceholder:@"Package Names & Descriptions"];
6094         [field_ setDelegate:self];
6095
6096         [field_ setPaddingTop:5];
6097
6098         UITextInputTraits *traits([field_ textInputTraits]);
6099         [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
6100         [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
6101         [traits setReturnKeyType:UIReturnKeySearch];
6102
6103         CGRect accrect = {{0, 6}, {6 + cnfrect.size.width + 6 + area.size.width + 6, area.size.height}};
6104
6105         accessory_ = [[UIView alloc] initWithFrame:accrect];
6106         [accessory_ addSubview:field_];
6107
6108         /*UIPushButton *configure = [[[UIPushButton alloc] initWithFrame:cnfrect] autorelease];
6109         [configure setShowPressFeedback:YES];
6110         [configure setImage:[UIImage applicationImageNamed:@"advanced.png"]];
6111         [configure addTarget:self action:@selector(configurePushed) forEvents:1];
6112         [accessory_ addSubview:configure];*/
6113
6114         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6115         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6116     } return self;
6117 }
6118
6119 - (void) flipPage {
6120 #ifndef __OBJC2__
6121     LKAnimation *animation = [LKTransition animation];
6122     [animation setType:@"oglFlip"];
6123     [animation setTimingFunction:[LKTimingFunction functionWithName:@"easeInEaseOut"]];
6124     [animation setFillMode:@"extended"];
6125     [animation setTransitionFlags:3];
6126     [animation setDuration:10];
6127     [animation setSpeed:0.35];
6128     [animation setSubtype:(flipped_ ? @"fromLeft" : @"fromRight")];
6129     [[transition_ _layer] addAnimation:animation forKey:0];
6130     [transition_ transition:0 toView:(flipped_ ? (UIView *) table_ : (UIView *) advanced_)];
6131     flipped_ = !flipped_;
6132 #endif
6133 }
6134
6135 - (void) configurePushed {
6136     [field_ resignFirstResponder];
6137     [self flipPage];
6138 }
6139
6140 - (void) resetViewAnimated:(BOOL)animated {
6141     if (flipped_)
6142         [self flipPage];
6143     [table_ resetViewAnimated:animated];
6144 }
6145
6146 - (void) _reloadData {
6147 }
6148
6149 - (void) reloadData {
6150     if (flipped_)
6151         [self flipPage];
6152     [table_ setObject:[field_ text]];
6153     _profile(SearchView$reloadData)
6154         [table_ reloadData];
6155     _end
6156     PrintTimes();
6157     [table_ resetCursor];
6158 }
6159
6160 - (UIView *) accessoryView {
6161     return accessory_;
6162 }
6163
6164 - (NSString *) title {
6165     return nil;
6166 }
6167
6168 - (NSString *) backButtonTitle {
6169     return @"Search";
6170 }
6171
6172 - (void) setDelegate:(id)delegate {
6173     [table_ setDelegate:delegate];
6174     [super setDelegate:delegate];
6175 }
6176
6177 @end
6178 /* }}} */
6179
6180 @interface SettingsView : RVPage {
6181     _transient Database *database_;
6182     NSString *name_;
6183     Package *package_;
6184     UIPreferencesTable *table_;
6185     _UISwitchSlider *subscribedSwitch_;
6186     _UISwitchSlider *ignoredSwitch_;
6187     UIPreferencesControlTableCell *subscribedCell_;
6188     UIPreferencesControlTableCell *ignoredCell_;
6189 }
6190
6191 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
6192
6193 @end
6194
6195 @implementation SettingsView
6196
6197 - (void) dealloc {
6198     [table_ setDataSource:nil];
6199
6200     [name_ release];
6201     if (package_ != nil)
6202         [package_ release];
6203     [table_ release];
6204     [subscribedSwitch_ release];
6205     [ignoredSwitch_ release];
6206     [subscribedCell_ release];
6207     [ignoredCell_ release];
6208     [super dealloc];
6209 }
6210
6211 - (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
6212     if (package_ == nil)
6213         return 0;
6214
6215     return 2;
6216 }
6217
6218 - (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
6219     if (package_ == nil)
6220         return nil;
6221
6222     switch (group) {
6223         case 0: return nil;
6224         case 1: return nil;
6225
6226         default: _assert(false);
6227     }
6228
6229     return nil;
6230 }
6231
6232 - (BOOL) preferencesTable:(UIPreferencesTable *)table isLabelGroup:(int)group {
6233     if (package_ == nil)
6234         return NO;
6235
6236     switch (group) {
6237         case 0: return NO;
6238         case 1: return YES;
6239
6240         default: _assert(false);
6241     }
6242
6243     return NO;
6244 }
6245
6246 - (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
6247     if (package_ == nil)
6248         return 0;
6249
6250     switch (group) {
6251         case 0: return 1;
6252         case 1: return 1;
6253
6254         default: _assert(false);
6255     }
6256
6257     return 0;
6258 }
6259
6260 - (void) onSomething:(UIPreferencesControlTableCell *)cell withKey:(NSString *)key {
6261     if (package_ == nil)
6262         return;
6263
6264     _UISwitchSlider *slider([cell control]);
6265     BOOL value([slider value] != 0);
6266     NSMutableDictionary *metadata([package_ metadata]);
6267
6268     BOOL before;
6269     if (NSNumber *number = [metadata objectForKey:key])
6270         before = [number boolValue];
6271     else
6272         before = NO;
6273
6274     if (value != before) {
6275         [metadata setObject:[NSNumber numberWithBool:value] forKey:key];
6276         Changed_ = true;
6277         [delegate_ updateData];
6278     }
6279 }
6280
6281 - (void) onSubscribed:(UIPreferencesControlTableCell *)cell {
6282     [self onSomething:cell withKey:@"IsSubscribed"];
6283 }
6284
6285 - (void) onIgnored:(UIPreferencesControlTableCell *)cell {
6286     [self onSomething:cell withKey:@"IsIgnored"];
6287 }
6288
6289 - (id) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
6290     if (package_ == nil)
6291         return nil;
6292
6293     switch (group) {
6294         case 0: switch (row) {
6295             case 0:
6296                 return subscribedCell_;
6297             case 1:
6298                 return ignoredCell_;
6299             default: _assert(false);
6300         } break;
6301
6302         case 1: switch (row) {
6303             case 0: {
6304                 UIPreferencesControlTableCell *cell([[[UIPreferencesControlTableCell alloc] init] autorelease]);
6305                 [cell setShowSelection:NO];
6306                 [cell setTitle:@"Changes only shows upgrades to installed packages so as to minimize spam from packagers. Activate this to see upgrades to this package even when it is not installed."];
6307                 return cell;
6308             }
6309
6310             default: _assert(false);
6311         } break;
6312
6313         default: _assert(false);
6314     }
6315
6316     return nil;
6317 }
6318
6319 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
6320     if ((self = [super initWithBook:book])) {
6321         database_ = database;
6322         name_ = [package retain];
6323
6324         table_ = [[UIPreferencesTable alloc] initWithFrame:[self bounds]];
6325         [self addSubview:table_];
6326
6327         subscribedSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
6328         [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:kUIControlEventMouseUpInside];
6329
6330         ignoredSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
6331         [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:kUIControlEventMouseUpInside];
6332
6333         subscribedCell_ = [[UIPreferencesControlTableCell alloc] init];
6334         [subscribedCell_ setShowSelection:NO];
6335         [subscribedCell_ setTitle:@"Show All Changes"];
6336         [subscribedCell_ setControl:subscribedSwitch_];
6337
6338         ignoredCell_ = [[UIPreferencesControlTableCell alloc] init];
6339         [ignoredCell_ setShowSelection:NO];
6340         [ignoredCell_ setTitle:@"Ignore Upgrades"];
6341         [ignoredCell_ setControl:ignoredSwitch_];
6342
6343         [table_ setDataSource:self];
6344         [self reloadData];
6345     } return self;
6346 }
6347
6348 - (void) resetViewAnimated:(BOOL)animated {
6349     [table_ resetViewAnimated:animated];
6350 }
6351
6352 - (void) reloadData {
6353     if (package_ != nil)
6354         [package_ autorelease];
6355     package_ = [database_ packageWithName:name_];
6356     if (package_ != nil) {
6357         [package_ retain];
6358         [subscribedSwitch_ setValue:([package_ subscribed] ? 1 : 0) animated:NO];
6359         [ignoredSwitch_ setValue:([package_ ignored] ? 1 : 0) animated:NO];
6360     }
6361
6362     [table_ reloadData];
6363 }
6364
6365 - (NSString *) title {
6366     return @"Settings";
6367 }
6368
6369 @end
6370
6371 /* Signature View {{{ */
6372 @interface SignatureView : BrowserView {
6373     _transient Database *database_;
6374     NSString *package_;
6375 }
6376
6377 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
6378
6379 @end
6380
6381 @implementation SignatureView
6382
6383 - (void) dealloc {
6384     [package_ release];
6385     [super dealloc];
6386 }
6387
6388 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
6389     // XXX: dude!
6390     [super webView:sender didClearWindowObject:window forFrame:frame];
6391 }
6392
6393 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
6394     if ((self = [super initWithBook:book]) != nil) {
6395         database_ = database;
6396         package_ = [package retain];
6397         [self reloadData];
6398     } return self;
6399 }
6400
6401 - (void) resetViewAnimated:(BOOL)animated {
6402 }
6403
6404 - (void) reloadData {
6405     [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"signature" ofType:@"html"]]];
6406 }
6407
6408 @end
6409 /* }}} */
6410
6411 @interface Cydia : UIApplication <
6412     ConfirmationViewDelegate,
6413     ProgressViewDelegate,
6414     SearchViewDelegate,
6415     CydiaDelegate
6416 > {
6417     UIWindow *window_;
6418
6419     UIView *underlay_;
6420     UIView *overlay_;
6421     CYBook *book_;
6422     UIToolbar *buttonbar_;
6423
6424     RVBook *confirm_;
6425
6426     NSMutableArray *essential_;
6427     NSMutableArray *broken_;
6428
6429     Database *database_;
6430     ProgressView *progress_;
6431
6432     unsigned tag_;
6433
6434     UIKeyboard *keyboard_;
6435     UIProgressHUD *hud_;
6436
6437     SectionsView *sections_;
6438     ChangesView *changes_;
6439     ManageView *manage_;
6440     SearchView *search_;
6441 }
6442
6443 @end
6444
6445 @implementation Cydia
6446
6447 - (void) _loaded {
6448     if ([broken_ count] != 0) {
6449         int count = [broken_ count];
6450
6451         UIActionSheet *sheet = [[[UIActionSheet alloc]
6452             initWithTitle:[NSString stringWithFormat:@"%d Half-Installed Package%@", count, (count == 1 ? @"" : @"s")]
6453             buttons:[NSArray arrayWithObjects:
6454                 @"Forcibly Clear",
6455                 @"Ignore (Temporary)",
6456             nil]
6457             defaultButtonIndex:0
6458             delegate:self
6459             context:@"fixhalf"
6460         ] autorelease];
6461
6462         [sheet setBodyText:@"When the shell scripts associated with packages fail, they are left in a bad state known as either half-configured or half-installed. These errors don't go away and instead continue to cause issues. These scripts can be deleted and the packages forcibly removed."];
6463         [sheet popupAlertAnimated:YES];
6464     } else if (!Ignored_ && [essential_ count] != 0) {
6465         int count = [essential_ count];
6466
6467         UIActionSheet *sheet = [[[UIActionSheet alloc]
6468             initWithTitle:[NSString stringWithFormat:@"%d Essential Upgrade%@", count, (count == 1 ? @"" : @"s")]
6469             buttons:[NSArray arrayWithObjects:
6470                 @"Upgrade Essential",
6471                 @"Complete Upgrade",
6472                 @"Ignore (Temporary)",
6473             nil]
6474             defaultButtonIndex:0
6475             delegate:self
6476             context:@"upgrade"
6477         ] autorelease];
6478
6479         [sheet setBodyText:@"One or more essential packages are currently out of date. If these upgrades are not performed you are likely to encounter errors."];
6480         [sheet popupAlertAnimated:YES];
6481     }
6482 }
6483
6484 - (void) _reloadData {
6485     UIView *block();
6486
6487     static bool loaded(false);
6488     UIProgressHUD *hud([self addProgressHUD]);
6489     [hud setText:(loaded ? @"Reloading Data" : @"Loading Data")];
6490     loaded = true;
6491
6492     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
6493     _trace();
6494
6495     [self removeProgressHUD:hud];
6496
6497     size_t changes(0);
6498
6499     [essential_ removeAllObjects];
6500     [broken_ removeAllObjects];
6501
6502     NSArray *packages = [database_ packages];
6503     for (Package *package in packages) {
6504         if ([package half])
6505             [broken_ addObject:package];
6506         if ([package upgradableAndEssential:NO]) {
6507             if ([package essential])
6508                 [essential_ addObject:package];
6509             ++changes;
6510         }
6511     }
6512
6513     if (changes != 0) {
6514         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
6515         [buttonbar_ setBadgeValue:badge forButton:3];
6516         if ([buttonbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
6517             [buttonbar_ setBadgeAnimated:YES forButton:3];
6518         [self setApplicationBadge:badge];
6519     } else {
6520         [buttonbar_ setBadgeValue:nil forButton:3];
6521         if ([buttonbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
6522             [buttonbar_ setBadgeAnimated:NO forButton:3];
6523         [self removeApplicationBadge];
6524     }
6525
6526     [self updateData];
6527
6528     // XXX: what is this line of code for?
6529     if ([packages count] == 0);
6530     else if (Loaded_) loaded:
6531         [self _loaded];
6532     else {
6533         Loaded_ = YES;
6534
6535         if (NSDate *update = [Metadata_ objectForKey:@"LastUpdate"]) {
6536             NSTimeInterval interval([update timeIntervalSinceNow]);
6537             if (interval <= 0 && interval > -600)
6538                 goto loaded;
6539         }
6540
6541         [book_ update];
6542     }
6543 }
6544
6545 - (void) _saveConfig {
6546     if (Changed_) {
6547         _trace();
6548         _assert([Metadata_ writeToFile:@"/var/lib/cydia/metadata.plist" atomically:YES] == YES);
6549         _trace();
6550         Changed_ = false;
6551     }
6552 }
6553
6554 - (void) updateData {
6555     [self _saveConfig];
6556
6557     /* XXX: this is just stupid */
6558     if (tag_ != 2 && sections_ != nil)
6559         [sections_ reloadData];
6560     if (tag_ != 3 && changes_ != nil)
6561         [changes_ reloadData];
6562     if (tag_ != 5 && search_ != nil)
6563         [search_ reloadData];
6564
6565     [book_ reloadData];
6566 }
6567
6568 - (void) update_ {
6569     [database_ update];
6570 }
6571
6572 - (void) syncData {
6573     FILE *file = fopen("/etc/apt/sources.list.d/cydia.list", "w");
6574     _assert(file != NULL);
6575
6576     NSArray *keys = [Sources_ allKeys];
6577
6578     for (NSString *key in keys) {
6579         NSDictionary *source = [Sources_ objectForKey:key];
6580
6581         fprintf(file, "%s %s %s\n",
6582             [[source objectForKey:@"Type"] UTF8String],
6583             [[source objectForKey:@"URI"] UTF8String],
6584             [[source objectForKey:@"Distribution"] UTF8String]
6585         );
6586     }
6587
6588     fclose(file);
6589
6590     [self _saveConfig];
6591
6592     [progress_
6593         detachNewThreadSelector:@selector(update_)
6594         toTarget:self
6595         withObject:nil
6596         title:@"Updating Sources"
6597     ];
6598 }
6599
6600 - (void) reloadData {
6601     @synchronized (self) {
6602         if (confirm_ == nil)
6603             [self _reloadData];
6604     }
6605 }
6606
6607 - (void) resolve {
6608     pkgProblemResolver *resolver = [database_ resolver];
6609
6610     resolver->InstallProtect();
6611     if (!resolver->Resolve(true))
6612         _error->Discard();
6613 }
6614
6615 - (void) popUpBook:(RVBook *)book {
6616     [underlay_ popSubview:book];
6617 }
6618
6619 - (CGRect) popUpBounds {
6620     return [underlay_ bounds];
6621 }
6622
6623 - (void) perform {
6624     [database_ prepare];
6625
6626     confirm_ = [[RVBook alloc] initWithFrame:[self popUpBounds]];
6627     [confirm_ setDelegate:self];
6628
6629     ConfirmationView *page([[[ConfirmationView alloc] initWithBook:confirm_ database:database_] autorelease]);
6630     [page setDelegate:self];
6631
6632     [confirm_ setPage:page];
6633     [self popUpBook:confirm_];
6634 }
6635
6636 - (void) installPackage:(Package *)package {
6637     @synchronized (self) {
6638         [package install];
6639         [self resolve];
6640         [self perform];
6641     }
6642 }
6643
6644 - (void) removePackage:(Package *)package {
6645     @synchronized (self) {
6646         [package remove];
6647         [self resolve];
6648         [self perform];
6649     }
6650 }
6651
6652 - (void) distUpgrade {
6653     @synchronized (self) {
6654         [database_ upgrade];
6655         [self perform];
6656     }
6657 }
6658
6659 - (void) cancel {
6660     @synchronized (self) {
6661         [self _reloadData];
6662         if (confirm_ != nil) {
6663             [confirm_ release];
6664             confirm_ = nil;
6665         }
6666     }
6667 }
6668
6669 - (void) confirm {
6670     [overlay_ removeFromSuperview];
6671     reload_ = true;
6672
6673     [progress_
6674         detachNewThreadSelector:@selector(perform)
6675         toTarget:database_
6676         withObject:nil
6677         title:@"Running"
6678     ];
6679 }
6680
6681 - (void) bootstrap_ {
6682     [database_ update];
6683     [database_ upgrade];
6684     [database_ prepare];
6685     [database_ perform];
6686 }
6687
6688 - (void) bootstrap {
6689     [progress_
6690         detachNewThreadSelector:@selector(bootstrap_)
6691         toTarget:self
6692         withObject:nil
6693         title:@"Bootstrap Install"
6694     ];
6695 }
6696
6697 - (void) progressViewIsComplete:(ProgressView *)progress {
6698     if (confirm_ != nil) {
6699         [underlay_ addSubview:overlay_];
6700         [confirm_ popFromSuperviewAnimated:NO];
6701     }
6702
6703     [self cancel];
6704 }
6705
6706 - (void) setPage:(RVPage *)page {
6707     [page resetViewAnimated:NO];
6708     [page setDelegate:self];
6709     [book_ setPage:page];
6710 }
6711
6712 - (RVPage *) _pageForURL:(NSURL *)url withClass:(Class)_class {
6713     BrowserView *browser = [[[_class alloc] initWithBook:book_] autorelease];
6714     [browser loadURL:url];
6715     return browser;
6716 }
6717
6718 - (void) _setHomePage {
6719     [self setPage:[self _pageForURL:[NSURL URLWithString:@"http://cydia.saurik.com/"] withClass:[HomeView class]]];
6720 }
6721
6722 - (void) buttonBarItemTapped:(id)sender {
6723     unsigned tag = [sender tag];
6724     if (tag == tag_) {
6725         [book_ resetViewAnimated:YES];
6726         return;
6727     } else if (tag_ == 2 && tag != 2)
6728         [sections_ resetView];
6729
6730     switch (tag) {
6731         case 1: [self _setHomePage]; break;
6732
6733         case 2: [self setPage:sections_]; break;
6734         case 3: [self setPage:changes_]; break;
6735         case 4: [self setPage:manage_]; break;
6736         case 5: [self setPage:search_]; break;
6737
6738         default: _assert(false);
6739     }
6740
6741     tag_ = tag;
6742 }
6743
6744 - (void) applicationWillSuspend {
6745     [database_ clean];
6746     [super applicationWillSuspend];
6747 }
6748
6749 - (void) askForSettings {
6750     UIActionSheet *role = [[[UIActionSheet alloc]
6751         initWithTitle:@"Who Are You?"
6752         buttons:[NSArray arrayWithObjects:
6753             @"User (Graphical Only)",
6754             @"Hacker (+ Command Line)",
6755             @"Developer (No Filters)",
6756         nil]
6757         defaultButtonIndex:-1
6758         delegate:self
6759         context:@"role"
6760     ] autorelease];
6761
6762     [role setBodyText:@"Not all of the packages available via Cydia are designed to be used by all users. Please categorize yourself so that Cydia can apply helpful filters.\n\nThis choice can be changed from \"Settings\" under the \"Manage\" tab."];
6763     [role popupAlertAnimated:YES];
6764 }
6765
6766 - (void) finish {
6767     if (hud_ != nil) {
6768         [self setStatusBarShowsProgress:NO];
6769         [self removeProgressHUD:hud_];
6770
6771         [hud_ autorelease];
6772         hud_ = nil;
6773
6774         pid_t pid = ExecFork();
6775         if (pid == 0) {
6776             execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
6777             perror("launchctl stop");
6778         }
6779
6780         return;
6781     }
6782
6783     if (Role_ == nil) {
6784         [self askForSettings];
6785         return;
6786     }
6787
6788     _trace();
6789     overlay_ = [[UIView alloc] initWithFrame:[underlay_ bounds]];
6790
6791     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
6792     book_ = [[CYBook alloc] initWithFrame:CGRectMake(
6793         0, 0, screenrect.size.width, screenrect.size.height - 48
6794     ) database:database_];
6795
6796     [book_ setDelegate:self];
6797
6798     [overlay_ addSubview:book_];
6799
6800     NSArray *buttonitems = [NSArray arrayWithObjects:
6801         [NSDictionary dictionaryWithObjectsAndKeys:
6802             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
6803             @"home-up.png", kUIButtonBarButtonInfo,
6804             @"home-dn.png", kUIButtonBarButtonSelectedInfo,
6805             [NSNumber numberWithInt:1], kUIButtonBarButtonTag,
6806             self, kUIButtonBarButtonTarget,
6807             @"Home", kUIButtonBarButtonTitle,
6808             @"0", kUIButtonBarButtonType,
6809         nil],
6810
6811         [NSDictionary dictionaryWithObjectsAndKeys:
6812             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
6813             @"install-up.png", kUIButtonBarButtonInfo,
6814             @"install-dn.png", kUIButtonBarButtonSelectedInfo,
6815             [NSNumber numberWithInt:2], kUIButtonBarButtonTag,
6816             self, kUIButtonBarButtonTarget,
6817             @"Sections", kUIButtonBarButtonTitle,
6818             @"0", kUIButtonBarButtonType,
6819         nil],
6820
6821         [NSDictionary dictionaryWithObjectsAndKeys:
6822             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
6823             @"changes-up.png", kUIButtonBarButtonInfo,
6824             @"changes-dn.png", kUIButtonBarButtonSelectedInfo,
6825             [NSNumber numberWithInt:3], kUIButtonBarButtonTag,
6826             self, kUIButtonBarButtonTarget,
6827             @"Changes", kUIButtonBarButtonTitle,
6828             @"0", kUIButtonBarButtonType,
6829         nil],
6830
6831         [NSDictionary dictionaryWithObjectsAndKeys:
6832             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
6833             @"manage-up.png", kUIButtonBarButtonInfo,
6834             @"manage-dn.png", kUIButtonBarButtonSelectedInfo,
6835             [NSNumber numberWithInt:4], kUIButtonBarButtonTag,
6836             self, kUIButtonBarButtonTarget,
6837             @"Manage", kUIButtonBarButtonTitle,
6838             @"0", kUIButtonBarButtonType,
6839         nil],
6840
6841         [NSDictionary dictionaryWithObjectsAndKeys:
6842             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
6843             @"search-up.png", kUIButtonBarButtonInfo,
6844             @"search-dn.png", kUIButtonBarButtonSelectedInfo,
6845             [NSNumber numberWithInt:5], kUIButtonBarButtonTag,
6846             self, kUIButtonBarButtonTarget,
6847             @"Search", kUIButtonBarButtonTitle,
6848             @"0", kUIButtonBarButtonType,
6849         nil],
6850     nil];
6851
6852     buttonbar_ = [[UIToolbar alloc]
6853         initInView:overlay_
6854         withFrame:CGRectMake(
6855             0, screenrect.size.height - ButtonBarHeight_,
6856             screenrect.size.width, ButtonBarHeight_
6857         )
6858         withItemList:buttonitems
6859     ];
6860
6861     [buttonbar_ setDelegate:self];
6862     [buttonbar_ setBarStyle:1];
6863     [buttonbar_ setButtonBarTrackingMode:2];
6864
6865     int buttons[5] = {1, 2, 3, 4, 5};
6866     [buttonbar_ registerButtonGroup:0 withButtons:buttons withCount:5];
6867     [buttonbar_ showButtonGroup:0 withDuration:0];
6868
6869     for (int i = 0; i != 5; ++i)
6870         [[buttonbar_ viewWithTag:(i + 1)] setFrame:CGRectMake(
6871             i * 64 + 2, 1, 60, ButtonBarHeight_
6872         )];
6873
6874     [buttonbar_ showSelectionForButton:1];
6875     [overlay_ addSubview:buttonbar_];
6876
6877     [UIKeyboard initImplementationNow];
6878     CGSize keysize = [UIKeyboard defaultSize];
6879     CGRect keyrect = {{0, [overlay_ bounds].size.height}, keysize};
6880     keyboard_ = [[UIKeyboard alloc] initWithFrame:keyrect];
6881     //[[UIKeyboardImpl sharedInstance] setSoundsEnabled:(Sounds_Keyboard_ ? YES : NO)];
6882     [overlay_ addSubview:keyboard_];
6883
6884     if (!bootstrap_)
6885         [underlay_ addSubview:overlay_];
6886
6887     [self reloadData];
6888
6889     sections_ = [[SectionsView alloc] initWithBook:book_ database:database_];
6890     changes_ = [[ChangesView alloc] initWithBook:book_ database:database_];
6891     search_ = [[SearchView alloc] initWithBook:book_ database:database_];
6892
6893     manage_ = (ManageView *) [[self
6894         _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]
6895         withClass:[ManageView class]
6896     ] retain];
6897
6898     PrintTimes();
6899
6900     if (bootstrap_)
6901         [self bootstrap];
6902     else
6903         [self _setHomePage];
6904 }
6905
6906 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6907     NSString *context([sheet context]);
6908
6909     if ([context isEqualToString:@"missing"])
6910         [sheet dismiss];
6911     else if ([context isEqualToString:@"fixhalf"]) {
6912         switch (button) {
6913             case 1:
6914                 @synchronized (self) {
6915                     for (Package *broken in broken_) {
6916                         [broken remove];
6917
6918                         NSString *id = [broken id];
6919                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
6920                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
6921                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
6922                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
6923                     }
6924
6925                     [self resolve];
6926                     [self perform];
6927                 }
6928             break;
6929
6930             case 2:
6931                 [broken_ removeAllObjects];
6932                 [self _loaded];
6933             break;
6934
6935             default:
6936                 _assert(false);
6937         }
6938
6939         [sheet dismiss];
6940     } else if ([context isEqualToString:@"role"]) {
6941         switch (button) {
6942             case 1: Role_ = @"User"; break;
6943             case 2: Role_ = @"Hacker"; break;
6944             case 3: Role_ = @"Developer"; break;
6945
6946             default:
6947                 Role_ = nil;
6948                 _assert(false);
6949         }
6950
6951         bool reset = Settings_ != nil;
6952
6953         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
6954             Role_, @"Role",
6955         nil];
6956
6957         [Metadata_ setObject:Settings_ forKey:@"Settings"];
6958
6959         Changed_ = true;
6960
6961         if (reset)
6962             [self updateData];
6963         else
6964             [self finish];
6965
6966         [sheet dismiss];
6967     } else if ([context isEqualToString:@"upgrade"]) {
6968         switch (button) {
6969             case 1:
6970                 @synchronized (self) {
6971                     for (Package *essential in essential_)
6972                         [essential install];
6973
6974                     [self resolve];
6975                     [self perform];
6976                 }
6977             break;
6978
6979             case 2:
6980                 [self distUpgrade];
6981             break;
6982
6983             case 3:
6984                 Ignored_ = YES;
6985             break;
6986
6987             default:
6988                 _assert(false);
6989         }
6990
6991         [sheet dismiss];
6992     }
6993 }
6994
6995 - (void) reorganize { _pooled
6996     system("/usr/libexec/cydia/free.sh");
6997     [self performSelectorOnMainThread:@selector(finish) withObject:nil waitUntilDone:NO];
6998 }
6999
7000 - (void) applicationSuspend:(__GSEvent *)event {
7001     if (hud_ == nil && ![progress_ isRunning])
7002         [super applicationSuspend:event];
7003 }
7004
7005 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
7006     if (hud_ == nil)
7007         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
7008 }
7009
7010 - (void) _setSuspended:(BOOL)value {
7011     if (hud_ == nil)
7012         [super _setSuspended:value];
7013 }
7014
7015 - (UIProgressHUD *) addProgressHUD {
7016     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
7017     [window_ setUserInteractionEnabled:NO];
7018     [hud show:YES];
7019     [progress_ addSubview:hud];
7020     return hud;
7021 }
7022
7023 - (void) removeProgressHUD:(UIProgressHUD *)hud {
7024     [hud show:NO];
7025     [hud removeFromSuperview];
7026     [window_ setUserInteractionEnabled:YES];
7027 }
7028
7029 - (void) openMailToURL:(NSURL *)url {
7030 // XXX: this makes me sad
7031 #if 0
7032     [[[MailToView alloc] initWithView:underlay_ delegate:self url:url] autorelease];
7033 #else
7034     [UIApp openURL:url];// asPanel:YES];
7035 #endif
7036 }
7037
7038 - (void) clearFirstResponder {
7039     if (id responder = [window_ firstResponder])
7040         [responder resignFirstResponder];
7041 }
7042
7043 - (RVPage *) pageForPackage:(NSString *)name {
7044     if (Package *package = [database_ packageWithName:name]) {
7045         PackageView *view = [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
7046         [view setPackage:package];
7047         return view;
7048     } else {
7049         UIActionSheet *sheet = [[[UIActionSheet alloc]
7050             initWithTitle:@"Cannot Locate Package"
7051             buttons:[NSArray arrayWithObjects:@"Close", nil]
7052             defaultButtonIndex:0
7053             delegate:self
7054             context:@"missing"
7055         ] autorelease];
7056
7057         [sheet setBodyText:[NSString stringWithFormat:
7058             @"The package %@ cannot be found in your current sources. I might recommend installing more sources."
7059         , name]];
7060
7061         [sheet popupAlertAnimated:YES];
7062         return nil;
7063     }
7064 }
7065
7066 - (RVPage *) pageForURL:(NSURL *)url hasTag:(int *)tag {
7067     if (tag != NULL)
7068         tag = 0;
7069
7070     NSString *scheme([[url scheme] lowercaseString]);
7071     if (![scheme isEqualToString:@"cydia"])
7072         return nil;
7073     NSString *path([url absoluteString]);
7074     if ([path length] < 8)
7075         return nil;
7076     path = [path substringFromIndex:8];
7077     if (![path hasPrefix:@"/"])
7078         path = [@"/" stringByAppendingString:path];
7079
7080     if ([path isEqualToString:@"/add-source"])
7081         return [[[AddSourceView alloc] initWithBook:book_ database:database_] autorelease];
7082     else if ([path isEqualToString:@"/storage"])
7083         return [self _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"storage" ofType:@"html"]] withClass:[BrowserView class]];
7084     else if ([path isEqualToString:@"/sources"])
7085         return [[[SourceTable alloc] initWithBook:book_ database:database_] autorelease];
7086     else if ([path isEqualToString:@"/packages"])
7087         return [[[InstalledView alloc] initWithBook:book_ database:database_] autorelease];
7088     else if ([path hasPrefix:@"/url/"])
7089         return [self _pageForURL:[NSURL URLWithString:[path substringFromIndex:5]] withClass:[BrowserView class]];
7090     else if ([path hasPrefix:@"/launch/"])
7091         [self launchApplicationWithIdentifier:[path substringFromIndex:8] suspended:NO];
7092     else if ([path hasPrefix:@"/package-settings/"])
7093         return [[[SettingsView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:18]] autorelease];
7094     else if ([path hasPrefix:@"/package-signature/"])
7095         return [[[SignatureView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:19]] autorelease];
7096     else if ([path hasPrefix:@"/package/"])
7097         return [self pageForPackage:[path substringFromIndex:9]];
7098     else if ([path hasPrefix:@"/files/"]) {
7099         NSString *name = [path substringFromIndex:7];
7100
7101         if (Package *package = [database_ packageWithName:name]) {
7102             FileTable *files = [[[FileTable alloc] initWithBook:book_ database:database_] autorelease];
7103             [files setPackage:package];
7104             return files;
7105         }
7106     }
7107
7108     return nil;
7109 }
7110
7111 - (void) applicationOpenURL:(NSURL *)url {
7112     [super applicationOpenURL:url];
7113     int tag;
7114     if (RVPage *page = [self pageForURL:url hasTag:&tag]) {
7115         [self setPage:page];
7116         [buttonbar_ showSelectionForButton:tag];
7117         tag_ = tag;
7118     }
7119 }
7120
7121 - (void) applicationDidFinishLaunching:(id)unused {
7122     _trace();
7123     Font12_ = [[UIFont systemFontOfSize:12] retain];
7124     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
7125     Font14_ = [[UIFont systemFontOfSize:14] retain];
7126     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
7127     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
7128
7129     _assert(pkgInitConfig(*_config));
7130     _assert(pkgInitSystem(*_config, _system));
7131
7132     tag_ = 1;
7133
7134     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
7135     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
7136
7137     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
7138
7139     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
7140     window_ = [[UIWindow alloc] initWithContentRect:screenrect];
7141
7142     [window_ orderFront:self];
7143     [window_ makeKey:self];
7144     [window_ setHidden:NO];
7145
7146     database_ = [Database sharedInstance];
7147     progress_ = [[ProgressView alloc] initWithFrame:[window_ bounds] database:database_ delegate:self];
7148     [database_ setDelegate:progress_];
7149     [window_ setContentView:progress_];
7150
7151     underlay_ = [[UIView alloc] initWithFrame:[progress_ bounds]];
7152     [progress_ setContentView:underlay_];
7153
7154     [progress_ resetView];
7155
7156     if (
7157         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
7158         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
7159         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
7160         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
7161         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
7162         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL /*||
7163         readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL*/
7164     ) {
7165         [self setIdleTimerDisabled:YES];
7166
7167         hud_ = [[self addProgressHUD] retain];
7168         [hud_ setText:@"Reorganizing\n\nWill Automatically\nClose When Done"];
7169
7170         [self setStatusBarShowsProgress:YES];
7171
7172         [NSThread
7173             detachNewThreadSelector:@selector(reorganize)
7174             toTarget:self
7175             withObject:nil
7176         ];
7177     } else
7178         [self finish];
7179 }
7180
7181 - (void) showKeyboard:(BOOL)show {
7182     CGSize keysize = [UIKeyboard defaultSize];
7183     CGRect keydown = {{0, [overlay_ bounds].size.height}, keysize};
7184     CGRect keyup = keydown;
7185     keyup.origin.y -= keysize.height;
7186
7187     UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:keyboard_] autorelease];
7188     [animation setSignificantRectFields:2];
7189
7190     if (show) {
7191         [animation setStartFrame:keydown];
7192         [animation setEndFrame:keyup];
7193         [keyboard_ activate];
7194     } else {
7195         [animation setStartFrame:keyup];
7196         [animation setEndFrame:keydown];
7197         [keyboard_ deactivate];
7198     }
7199
7200     [[UIAnimator sharedAnimator]
7201         addAnimations:[NSArray arrayWithObjects:animation, nil]
7202         withDuration:KeyboardTime_
7203         start:YES
7204     ];
7205 }
7206
7207 - (void) slideUp:(UIActionSheet *)alert {
7208     if (Advanced_)
7209         [alert presentSheetFromButtonBar:buttonbar_];
7210     else
7211         [alert presentSheetInView:overlay_];
7212 }
7213
7214 @end
7215
7216 void AddPreferences(NSString *plist) { _pooled
7217     NSMutableDictionary *settings = [[[NSMutableDictionary alloc] initWithContentsOfFile:plist] autorelease];
7218     _assert(settings != NULL);
7219     NSMutableArray *items = [settings objectForKey:@"items"];
7220
7221     bool cydia(false);
7222
7223     for (NSMutableDictionary *item in items) {
7224         NSString *label = [item objectForKey:@"label"];
7225         if (label != nil && [label isEqualToString:@"Cydia"]) {
7226             cydia = true;
7227             break;
7228         }
7229     }
7230
7231     if (!cydia) {
7232         for (size_t i(0); i != [items count]; ++i) {
7233             NSDictionary *item([items objectAtIndex:i]);
7234             NSString *label = [item objectForKey:@"label"];
7235             if (label != nil && [label isEqualToString:@"General"]) {
7236                 [items insertObject:[NSDictionary dictionaryWithObjectsAndKeys:
7237                     @"CydiaSettings", @"bundle",
7238                     @"PSLinkCell", @"cell",
7239                     [NSNumber numberWithBool:YES], @"hasIcon",
7240                     [NSNumber numberWithBool:YES], @"isController",
7241                     @"Cydia", @"label",
7242                 nil] atIndex:(i + 1)];
7243
7244                 break;
7245             }
7246         }
7247
7248         _assert([settings writeToFile:plist atomically:YES] == YES);
7249     }
7250 }
7251
7252 /*IMP alloc_;
7253 id Alloc_(id self, SEL selector) {
7254     id object = alloc_(self, selector);
7255     lprintf("[%s]A-%p\n", self->isa->name, object);
7256     return object;
7257 }*/
7258
7259 /*IMP dealloc_;
7260 id Dealloc_(id self, SEL selector) {
7261     id object = dealloc_(self, selector);
7262     lprintf("[%s]D-%p\n", self->isa->name, object);
7263     return object;
7264 }*/
7265
7266 int main(int argc, char *argv[]) { _pooled
7267     _trace();
7268     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
7269
7270     bool substrate(false);
7271
7272     if (argc != 0) {
7273         char **args(argv);
7274         int arge(1);
7275
7276         for (int argi(1); argi != argc; ++argi)
7277             if (strcmp(argv[argi], "--") == 0) {
7278                 arge = argi;
7279                 argv[argi] = argv[0];
7280                 argv += argi;
7281                 argc -= argi;
7282                 break;
7283             }
7284
7285         for (int argi(1); argi != arge; ++argi)
7286             if (strcmp(args[argi], "--bootstrap") == 0)
7287                 bootstrap_ = true;
7288             else if (strcmp(args[argi], "--substrate") == 0)
7289                 substrate = true;
7290             else
7291                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
7292     }
7293
7294     App_ = [[NSBundle mainBundle] bundlePath];
7295     Home_ = NSHomeDirectory();
7296     Locale_ = CFLocaleCopyCurrent();
7297
7298     {
7299         NSString *plist = [Home_ stringByAppendingString:@"/Library/Preferences/com.apple.preferences.sounds.plist"];
7300         if (NSDictionary *sounds = [NSDictionary dictionaryWithContentsOfFile:plist])
7301             if (NSNumber *keyboard = [sounds objectForKey:@"keyboard"])
7302                 Sounds_Keyboard_ = [keyboard boolValue];
7303     }
7304
7305     setuid(0);
7306     setgid(0);
7307
7308 #if 1 /* XXX: this costs 1.4s of startup performance */
7309     if (unlink("/var/cache/apt/pkgcache.bin") == -1)
7310         _assert(errno == ENOENT);
7311     if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
7312         _assert(errno == ENOENT);
7313 #endif
7314
7315     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
7316     alloc_ = alloc->method_imp;
7317     alloc->method_imp = (IMP) &Alloc_;*/
7318
7319     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
7320     dealloc_ = dealloc->method_imp;
7321     dealloc->method_imp = (IMP) &Dealloc_;*/
7322
7323     size_t size;
7324
7325     int maxproc;
7326     size = sizeof(maxproc);
7327     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
7328         perror("sysctlbyname(\"kern.maxproc\", ?)");
7329     else if (maxproc < 64) {
7330         maxproc = 64;
7331         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
7332             perror("sysctlbyname(\"kern.maxproc\", #)");
7333     }
7334
7335     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
7336     char *machine = new char[size];
7337     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
7338         perror("sysctlbyname(\"hw.machine\", ?)");
7339     else
7340         Machine_ = machine;
7341
7342     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
7343
7344     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
7345         Build_ = [system objectForKey:@"ProductBuildVersion"];
7346     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
7347         Product_ = [info objectForKey:@"SafariProductVersion"];
7348         Safari_ = [info objectForKey:@"CFBundleVersion"];
7349     }
7350
7351     /*AddPreferences(@"/Applications/Preferences.app/Settings-iPhone.plist");
7352     AddPreferences(@"/Applications/Preferences.app/Settings-iPod.plist");*/
7353
7354     _trace();
7355     Metadata_ = [[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"];
7356     _trace();
7357
7358     if (Metadata_ == NULL)
7359         Metadata_ = [[NSMutableDictionary alloc] initWithCapacity:2];
7360     else {
7361         Settings_ = [Metadata_ objectForKey:@"Settings"];
7362
7363         Packages_ = [Metadata_ objectForKey:@"Packages"];
7364         Sections_ = [Metadata_ objectForKey:@"Sections"];
7365         Sources_ = [Metadata_ objectForKey:@"Sources"];
7366     }
7367
7368     if (Settings_ != nil)
7369         Role_ = [Settings_ objectForKey:@"Role"];
7370
7371     if (Packages_ == nil) {
7372         Packages_ = [[[NSMutableDictionary alloc] initWithCapacity:128] autorelease];
7373         [Metadata_ setObject:Packages_ forKey:@"Packages"];
7374     }
7375
7376     if (Sections_ == nil) {
7377         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
7378         [Metadata_ setObject:Sections_ forKey:@"Sections"];
7379     }
7380
7381     if (Sources_ == nil) {
7382         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
7383         [Metadata_ setObject:Sources_ forKey:@"Sources"];
7384     }
7385
7386 #if RecycleWebViews
7387     Documents_ = [[[NSMutableArray alloc] initWithCapacity:4] autorelease];
7388 #endif
7389
7390     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
7391         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
7392     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
7393         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
7394
7395     if (access("/User", F_OK) != 0) {
7396         _trace();
7397         system("/usr/libexec/cydia/firmware.sh");
7398         _trace();
7399     }
7400
7401     _assert([[NSFileManager defaultManager]
7402         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
7403         withIntermediateDirectories:YES
7404         attributes:nil
7405         error:NULL
7406     ]);
7407
7408     space_ = CGColorSpaceCreateDeviceRGB();
7409
7410     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
7411     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
7412     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
7413     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
7414     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
7415     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
7416
7417     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
7418
7419     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
7420
7421     UIApplicationUseLegacyEvents(YES);
7422     UIKeyboardDisableAutomaticAppearance();
7423
7424     _trace();
7425     int value = UIApplicationMain(argc, argv, @"Cydia", @"Cydia");
7426
7427     CGColorSpaceRelease(space_);
7428     CFRelease(Locale_);
7429
7430     return value;
7431 }