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1/*
2 * Copyright (C) 2006 Apple Computer, 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 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#import "config.h"
27#import "ResourceResponse.h"
28
29#import "WebCoreURLResponse.h"
30#import <Foundation/Foundation.h>
31#import <wtf/StdLibExtras.h>
32#import <limits>
33
34@interface NSURLResponse (FoundationSecretsWebCoreKnowsAbout)
35- (NSTimeInterval)_calculatedExpiration;
36@end
37
38#ifdef BUILDING_ON_TIGER
39typedef int NSInteger;
40#endif
41
42namespace WebCore {
43
44NSURLResponse *ResourceResponse::nsURLResponse() const
45{
46    if (!m_nsResponse && !m_isNull) {
47        // Work around a mistake in the NSURLResponse class.
48        // The init function takes an NSInteger, even though the accessor returns a long long.
49        // For values that won't fit in an NSInteger, pass -1 instead.
50        NSInteger expectedContentLength;
51        if (m_expectedContentLength < 0 || m_expectedContentLength > std::numeric_limits<NSInteger>::max())
52            expectedContentLength = -1;
53        else
54            expectedContentLength = static_cast<NSInteger>(m_expectedContentLength);
55        const_cast<ResourceResponse*>(this)->m_nsResponse.adoptNS([[NSURLResponse alloc] initWithURL:m_url MIMEType:m_mimeType expectedContentLength:expectedContentLength textEncodingName:m_textEncodingName]);
56    }
57    return m_nsResponse.get();
58}
59
60void ResourceResponse::platformLazyInit()
61{
62    if (m_isUpToDate)
63        return;
64    m_isUpToDate = true;
65
66    if (m_isNull) {
67        ASSERT(!m_nsResponse);
68        return;
69    }
70
71    m_url = [m_nsResponse.get() URL];
72    m_mimeType = [m_nsResponse.get() MIMEType];
73    m_expectedContentLength = [m_nsResponse.get() expectedContentLength];
74    m_textEncodingName = [m_nsResponse.get() textEncodingName];
75    m_suggestedFilename = [m_nsResponse.get() suggestedFilename];
76
77    if ([m_nsResponse.get() isKindOfClass:[NSHTTPURLResponse class]]) {
78        NSHTTPURLResponse *httpResponse = (NSHTTPURLResponse *)m_nsResponse.get();
79
80        m_httpStatusCode = [httpResponse statusCode];
81
82        // FIXME: it would be nice to have a way to get the real status text eventually.
83        m_httpStatusText = "OK";
84
85        NSDictionary *headers = [httpResponse allHeaderFields];
86        NSEnumerator *e = [headers keyEnumerator];
87        while (NSString *name = [e nextObject])
88            m_httpHeaderFields.set(name, [headers objectForKey:name]);
89    } else
90        m_httpStatusCode = 0;
91}
92
93bool ResourceResponse::platformCompare(const ResourceResponse& a, const ResourceResponse& b)
94{
95    return a.nsURLResponse() == b.nsURLResponse();
96}
97
98}
99