/*

 * Copyright (C) 2005 Apple Computer, Inc.  All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 *

 * 1.  Redistributions of source code must retain the above copyright

 *     notice, this list of conditions and the following disclaimer. 

 * 2.  Redistributions in binary form must reproduce the above copyright

 *     notice, this list of conditions and the following disclaimer in the

 *     documentation and/or other materials provided with the distribution. 

 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

 *     its contributors may be used to endorse or promote products derived

 *     from this software without specific prior written permission. 

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

#import "WebURLsWithTitles.h"

#import <WebKit/WebNSURLExtras.h>

#import <WebKit/WebKitNSStringExtras.h>

@implementation WebURLsWithTitles

+ (NSArray *)arrayWithIFURLsWithTitlesPboardType

{

    // Make a canned array so we don't construct it on the fly over and over.

    static NSArray *cannedArray = nil;

    if (cannedArray == nil) {

        cannedArray = [[NSArray arrayWithObject:WebURLsWithTitlesPboardType] retain];

    }

    return cannedArray;

}

+(void)writeURLs:(NSArray *)URLs andTitles:(NSArray *)titles toPasteboard:(NSPasteboard *)pasteboard

{

    NSMutableArray *URLStrings;

    NSMutableArray *titlesOrEmptyStrings;

    unsigned index, count;

    count = [URLs count];

    if (count == 0) {

        return;

    }

    if ([pasteboard availableTypeFromArray:[self arrayWithIFURLsWithTitlesPboardType]] == nil) {

        return;

    }

    if (count != [titles count]) {

        titles = nil;

    }

    URLStrings = [NSMutableArray arrayWithCapacity:count];

    titlesOrEmptyStrings = [NSMutableArray arrayWithCapacity:count];

    for (index = 0; index < count; ++index) {

        [URLStrings addObject:[[URLs objectAtIndex:index] _web_originalDataAsString]];

        [titlesOrEmptyStrings addObject:(titles == nil) ? @"" : [[titles objectAtIndex:index] _webkit_stringByTrimmingWhitespace]];

    }

    [pasteboard setPropertyList:[NSArray arrayWithObjects:URLStrings, titlesOrEmptyStrings, nil]

                        forType:WebURLsWithTitlesPboardType];

}

+(NSArray *)titlesFromPasteboard:(NSPasteboard *)pasteboard

{

    if ([pasteboard availableTypeFromArray:[self arrayWithIFURLsWithTitlesPboardType]] == nil) {

        return nil;

    }

    return [[pasteboard propertyListForType:WebURLsWithTitlesPboardType] objectAtIndex:1];

}

+(NSArray *)URLsFromPasteboard:(NSPasteboard *)pasteboard

{

    NSArray *URLStrings;

    NSMutableArray *URLs;

    unsigned index, count;

    if ([pasteboard availableTypeFromArray:[self arrayWithIFURLsWithTitlesPboardType]] == nil) {

        return nil;

    }

    URLStrings = [[pasteboard propertyListForType:WebURLsWithTitlesPboardType] objectAtIndex:0];

    count = [URLStrings count];

    URLs = [NSMutableArray arrayWithCapacity:count];

    for (index = 0; index < count; ++index) {

        [URLs addObject:[NSURL _web_URLWithDataAsString:[URLStrings objectAtIndex:index]]];

    }

    return URLs;

}

@end