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1/*
2 * Copyright (C) 2008, 2009 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1.  Redistributions of source code must retain the above copyright
9 *     notice, this list of conditions and the following disclaimer.
10 * 2.  Redistributions in binary form must reproduce the above copyright
11 *     notice, this list of conditions and the following disclaimer in the
12 *     documentation and/or other materials provided with the distribution.
13 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14 *     its contributors may be used to endorse or promote products derived
15 *     from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include "config.h"
30#include "LegacyWebArchive.h"
31
32namespace WebCore {
33
34static const NSString *LegacyWebArchiveResourceResponseKey = @"WebResourceResponse";
35
36// FIXME: If is is possible to parse in a serialized NSURLResponse manually, without using
37// NSKeyedUnarchiver, manipulating plists directly, we would prefer to do that instead.
38ResourceResponse LegacyWebArchive::createResourceResponseFromMacArchivedData(CFDataRef responseData)
39{
40    ASSERT(responseData);
41    if (!responseData)
42        return ResourceResponse();
43
44    NSURLResponse *response = nil;
45    NSKeyedUnarchiver *unarchiver = [[NSKeyedUnarchiver alloc] initForReadingWithData:(NSData *)responseData];
46    @try {
47        id responseObject = [unarchiver decodeObjectForKey:LegacyWebArchiveResourceResponseKey];
48        if ([responseObject isKindOfClass:[NSURLResponse class]])
49            response = responseObject;
50        [unarchiver finishDecoding];
51    } @catch(id) {
52        response = nil;
53    }
54    [unarchiver release];
55
56    return ResourceResponse(response);
57}
58
59RetainPtr<CFDataRef> LegacyWebArchive::createPropertyListRepresentation(const ResourceResponse& response)
60{
61    NSURLResponse *nsResponse = response.nsURLResponse();
62    ASSERT(nsResponse);
63    if (!nsResponse)
64        return 0;
65
66    CFMutableDataRef responseData = CFDataCreateMutable(0, 0);
67
68    NSKeyedArchiver *archiver = [[NSKeyedArchiver alloc] initForWritingWithMutableData:(NSMutableData *)responseData];
69    [archiver encodeObject:nsResponse forKey:LegacyWebArchiveResourceResponseKey];
70    [archiver finishEncoding];
71    [archiver release];
72
73    return RetainPtr<CFDataRef>(AdoptCF, responseData);
74}
75
76}
77