webhistoryitem.mm

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{
    core(_private)->setViewState(statePList);
}

- (void)_mergeAutoCompleteHints:(WebHistoryItem *)otherItem
{
    ASSERT_ARG(otherItem, otherItem);
    core(_private)->mergeAutoCompleteHints(core(otherItem->_private));
}

- (id)initFromDictionaryRepresentation:(NSDictionary *)dict
{
    ASSERT_MAIN_THREAD();
    NSString *URLString = [dict _webkit_stringForKey:@""];
    NSString *title = [dict _webkit_stringForKey:titleKey];

    // Do an existence check to avoid calling doubleValue on a nil string. Leave
    // time interval at 0 if there's no value in dict.
    NSString *timeIntervalString = [dict _webkit_stringForKey:lastVisitedTimeIntervalKey];
    NSTimeInterval lastVisited = timeIntervalString == nil ? 0 : [timeIntervalString doubleValue];

    self = [self initWithURLString:URLString title:title displayTitle:[dict _webkit_stringForKey:displayTitleKey] lastVisitedTimeInterval:lastVisited];
    
    // Check if we've read a broken URL from the file that has non-Latin1 chars.  If so, try to convert
    // as if it was from user typing.
    if (![URLString canBeConvertedToEncoding:NSISOLatin1StringEncoding]) {
        NSURL *tempURL = [NSURL _web_URLWithUserTypedString:URLString];
        ASSERT(tempURL);
        NSString *newURLString = [tempURL _web_originalDataAsString];
        core(_private)->setURLString(newURLString);
        core(_private)->setOriginalURLString(newURLString);
    } 

    int visitCount = [dict _webkit_intForKey:visitCountKey];
    
    // Can't trust data on disk, and we've had at least one report of this (<rdar://6572300>).
    if (visitCount < 0) {
        LOG_ERROR("visit count for history item \"%@\" is negative (%d), will be reset to 1", URLString, visitCount);
        visitCount = 1;
    }
    core(_private)->setVisitCount(visitCount);

    if ([dict _webkit_boolForKey:lastVisitWasFailureKey])
        core(_private)->setLastVisitWasFailure(true);
    
    BOOL lastVisitWasHTTPNonGet = [dict _webkit_boolForKey:lastVisitWasHTTPNonGetKey];
    NSString *tempURLString = [URLString lowercaseString];
    if (lastVisitWasHTTPNonGet && ([tempURLString hasPrefix:@"http:"] || [tempURLString hasPrefix:@"https:"]))
        core(_private)->setLastVisitWasHTTPNonGet(lastVisitWasHTTPNonGet);

    if (NSArray *redirectURLs = [dict _webkit_arrayForKey:redirectURLsKey]) {
        NSUInteger size = [redirectURLs count];
        std::auto_ptr<Vector<String> > redirectURLsVector(new Vector<String>(size));
        for (NSUInteger i = 0; i < size; ++i)
            (*redirectURLsVector)[i] = String([redirectURLs _webkit_stringAtIndex:i]);
        core(_private)->setRedirectURLs(redirectURLsVector);
    }

    NSArray *dailyCounts = [dict _webkit_arrayForKey:dailyVisitCountKey];
    NSArray *weeklyCounts = [dict _webkit_arrayForKey:weeklyVisitCountKey];
    if (dailyCounts || weeklyCounts) {
        Vector<int> coreDailyCounts([dailyCounts count]);
        Vector<int> coreWeeklyCounts([weeklyCounts count]);

        // Daily and weekly counts < 0 are errors in the data read from disk, so reset to 0.
        for (size_t i = 0; i < coreDailyCounts.size(); ++i)
            coreDailyCounts[i] = max([[dailyCounts _webkit_numberAtIndex:i] intValue], 0);
        for (size_t i = 0; i < coreWeeklyCounts.size(); ++i)
            coreWeeklyCounts[i] = max([[weeklyCounts _webkit_numberAtIndex:i] intValue], 0);
    
        core(_private)->adoptVisitCounts(coreDailyCounts, coreWeeklyCounts);
    }

    NSArray *childDicts = [dict objectForKey:childrenKey];
    if (childDicts) {
        for (int i = [childDicts count] - 1; i >= 0; i--) {
            WebHistoryItem *child = [[WebHistoryItem alloc] initFromDictionaryRepresentation:[childDicts objectAtIndex:i]];
            core(_private)->addChildItem(core(child->_private));
            [child release];
        }
    }

    return self;
}

- (NSPoint)scrollPoint
{
    ASSERT_MAIN_THREAD();
    return core(_private)->scrollPoint();
}

- (void)_visitedWithTitle:(NSString *)title
{
    core(_private)->visited(title, [NSDate timeIntervalSinceReferenceDate]);
}

- (void)_recordInitialVisit
{
    core(_private)->recordInitialVisit();
}

@end

@implementation WebHistoryItem (WebPrivate)

- (id)initWithURL:(NSURL *)URL title:(NSString *)title
{
    return [self initWithURLString:[URL _web_originalDataAsString] title:title lastVisitedTimeInterval:0];
}

- (NSDictionary *)dictionaryRepresentation
{
    ASSERT_MAIN_THREAD();
    NSMutableDictionary *dict = [NSMutableDictionary dictionaryWithCapacity:8];

    HistoryItem* coreItem = core(_private);
    
    if (!coreItem->urlString().isEmpty())
        [dict setObject:(NSString*)coreItem->urlString() forKey:@""];
    if (!coreItem->title().isEmpty())
        [dict setObject:(NSString*)coreItem->title() forKey:titleKey];
    if (!coreItem->alternateTitle().isEmpty())
        [dict setObject:(NSString*)coreItem->alternateTitle() forKey:displayTitleKey];
    if (coreItem->lastVisitedTime() != 0.0) {
        // Store as a string to maintain backward compatibility. (See 3245793)
        [dict setObject:[NSString stringWithFormat:@"%.1lf", coreItem->lastVisitedTime()]
                 forKey:lastVisitedTimeIntervalKey];
    }
    if (coreItem->visitCount())
        [dict setObject:[NSNumber numberWithInt:coreItem->visitCount()] forKey:visitCountKey];
    if (coreItem->lastVisitWasFailure())
        [dict setObject:[NSNumber numberWithBool:YES] forKey:lastVisitWasFailureKey];
    if (coreItem->lastVisitWasHTTPNonGet()) {
        ASSERT(coreItem->urlString().startsWith("http:", false) || coreItem->urlString().startsWith("https:", false));
        [dict setObject:[NSNumber numberWithBool:YES] forKey:lastVisitWasHTTPNonGetKey];
    }
    if (Vector<String>* redirectURLs = coreItem->redirectURLs()) {
        size_t size = redirectURLs->size();
        ASSERT(size);
        NSMutableArray *result = [[NSMutableArray alloc] initWithCapacity:size];
        for (size_t i = 0; i < size; ++i)
            [result addObject:(NSString*)redirectURLs->at(i)];
        [dict setObject:result forKey:redirectURLsKey];
        [result release];
    }
    
    const Vector<int>& dailyVisitCounts = coreItem->dailyVisitCounts();
    if (dailyVisitCounts.size()) {
        NSMutableArray *array = [[NSMutableArray alloc] initWithCapacity:13];
        for (size_t i = 0; i < dailyVisitCounts.size(); ++i)
            [array addObject:[NSNumber numberWithInt:dailyVisitCounts[i]]];
        [dict setObject:array forKey:dailyVisitCountKey];
        [array release];
    }
    
    const Vector<int>& weeklyVisitCounts = coreItem->weeklyVisitCounts();
    if (weeklyVisitCounts.size()) {
        NSMutableArray *array = [[NSMutableArray alloc] initWithCapacity:5];
        for (size_t i = 0; i < weeklyVisitCounts.size(); ++i)
            [array addObject:[NSNumber numberWithInt:weeklyVisitCounts[i]]];
        [dict setObject:array forKey:weeklyVisitCountKey];
        [array release];
    }    
    
    if (coreItem->children().size()) {
        const HistoryItemVector& children = coreItem->children();
        NSMutableArray *childDicts = [NSMutableArray arrayWithCapacity:children.size()];
        
        for (int i = children.size() - 1; i >= 0; i--)
            [childDicts addObject:[kit(children[i].get()) dictionaryRepresentation]];
        [dict setObject: childDicts forKey:childrenKey];
    }

    return dict;
}

- (NSString *)target
{
    ASSERT_MAIN_THREAD();
    return nsStringNilIfEmpty(core(_private)->target());
}

- (BOOL)isTargetItem
{
    return core(_private)->isTargetItem();
}

- (int)visitCount
{
    ASSERT_MAIN_THREAD();
    return core(_private)->visitCount();
}

- (NSString *)RSSFeedReferrer
{
    return nsStringNilIfEmpty(core(_private)->referrer());
}

- (void)setRSSFeedReferrer:(NSString *)referrer
{
    core(_private)->setReferrer(referrer);
}

- (NSArray *)children
{
    ASSERT_MAIN_THREAD();
    const HistoryItemVector& children = core(_private)->children();
    if (!children.size())
        return nil;

    unsigned size = children.size();
    NSMutableArray *result = [[[NSMutableArray alloc] initWithCapacity:size] autorelease];
    
    for (unsigned i = 0; i < size; ++i)
        [result addObject:kit(children[i].get())];
    
    return result;
}

- (void)setAlwaysAttemptToUsePageCache:(BOOL)flag
{
    // Safari 2.0 uses this for SnapBack, so we stub it out to avoid a crash.
}

- (NSURL *)URL
{
    ASSERT_MAIN_THREAD();
    const KURL& url = core(_private)->url();
    if (url.isEmpty())
        return nil;
    return url;
}

// This should not be called directly for WebHistoryItems that are already included
// in WebHistory. Use -[WebHistory setLastVisitedTimeInterval:forItem:] instead.
- (void)_setLastVisitedTimeInterval:(NSTimeInterval)time
{
    core(_private)->setLastVisitedTime(time);
}

// FIXME: <rdar://problem/4880065> - Push Global History into WebCore
// Once that task is complete, this accessor can go away
- (NSCalendarDate *)_lastVisitedDate
{
    ASSERT_MAIN_THREAD();
    return [[[NSCalendarDate alloc] initWithTimeIntervalSinceReferenceDate:core(_private)->lastVisitedTime()] autorelease];
}

- (WebHistoryItem *)targetItem
{    
    ASSERT_MAIN_THREAD();
    HistoryItem* coreItem = core(_private);
    if (coreItem->isTargetItem() || !coreItem->hasChildren())
        return self;
    return kit(coreItem->recurseToFindTargetItem());
}

+ (void)_releaseAllPendingPageCaches
{
    pageCache()->releaseAutoreleasedPagesNow();
}

- (id)_transientPropertyForKey:(NSString *)key
{
    return core(_private)->getTransientProperty(key);
}

- (void)_setTransientProperty:(id)property forKey:(NSString *)key
{
    core(_private)->setTransientProperty(key, property);
}

- (BOOL)lastVisitWasFailure
{
    return core(_private)->lastVisitWasFailure();
}

- (void)_setLastVisitWasFailure:(BOOL)failure
{
    core(_private)->setLastVisitWasFailure(failure);
}

- (BOOL)_lastVisitWasHTTPNonGet
{
    return core(_private)->lastVisitWasHTTPNonGet();
}

- (NSArray *)_redirectURLs
{
    Vector<String>* redirectURLs = core(_private)->redirectURLs();
    if (!redirectURLs)
        return nil;

    size_t size = redirectURLs->size();
    ASSERT(size);
    NSMutableArray *result = [[NSMutableArray alloc] initWithCapacity:size];
    for (size_t i = 0; i < size; ++i)
        [result addObject:(NSString*)redirectURLs->at(i)];
    return [result autorelease];
}

- (size_t)_getDailyVisitCounts:(const int**)counts
{
    HistoryItem* coreItem = core(_private);
    *counts = coreItem->dailyVisitCounts().data();
    return coreItem->dailyVisitCounts().size();
}

- (size_t)_getWeeklyVisitCounts:(const int**)counts
{
    HistoryItem* coreItem = core(_private);
    *counts = coreItem->weeklyVisitCounts().data();
    return coreItem->weeklyVisitCounts().size();
}

@end


// FIXME: <rdar://problem/4886761>
// This is a bizarre policy - we flush the page caches ANY time ANY window is closed?  
@implementation WebWindowWatcher
-(void)windowWillClose:(NSNotification *)notification
{
    pageCache()->releaseAutoreleasedPagesNow();
}
@end