1/*
2 * Copyright (C) 2008 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 * 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 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 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#include "config.h"
27#include "ApplicationCacheResource.h"
28#include <stdio.h>
29
30namespace WebCore {
31
32Ref<ApplicationCacheResource> ApplicationCacheResource::create(const URL& url, const ResourceResponse& response, unsigned type, RefPtr<SharedBuffer>&& buffer, const String& path)
33{
34 ASSERT(!url.hasFragmentIdentifier());
35 if (!buffer)
36 buffer = SharedBuffer::create();
37 auto resourceResponse = response;
38 resourceResponse.setSource(ResourceResponse::Source::ApplicationCache);
39
40 return adoptRef(*new ApplicationCacheResource(URL { url }, WTFMove(resourceResponse), type, buffer.releaseNonNull(), path));
41}
42
43ApplicationCacheResource::ApplicationCacheResource(URL&& url, ResourceResponse&& response, unsigned type, Ref<SharedBuffer>&& data, const String& path)
44 : SubstituteResource(WTFMove(url), WTFMove(response), WTFMove(data))
45 , m_type(type)
46 , m_storageID(0)
47 , m_estimatedSizeInStorage(0)
48 , m_path(path)
49{
50}
51
52void ApplicationCacheResource::deliver(ResourceLoader& loader)
53{
54 loader.deliverResponseAndData(response(), m_path.isEmpty() ? data().copy() : SharedBuffer::createWithContentsOfFile(m_path));
55}
56
57void ApplicationCacheResource::addType(unsigned type)
58{
59 // Caller should take care of storing the new type in database.
60 m_type |= type;
61}
62
63int64_t ApplicationCacheResource::estimatedSizeInStorage()
64{
65 if (m_estimatedSizeInStorage)
66 return m_estimatedSizeInStorage;
67
68 m_estimatedSizeInStorage = data().size();
69
70 for (const auto& headerField : response().httpHeaderFields())
71 m_estimatedSizeInStorage += (headerField.key.length() + headerField.value.length() + 2) * sizeof(UChar);
72
73 m_estimatedSizeInStorage += url().string().length() * sizeof(UChar);
74 m_estimatedSizeInStorage += sizeof(int); // response().m_httpStatusCode
75 m_estimatedSizeInStorage += response().url().string().length() * sizeof(UChar);
76 m_estimatedSizeInStorage += sizeof(unsigned); // dataId
77 m_estimatedSizeInStorage += response().mimeType().length() * sizeof(UChar);
78 m_estimatedSizeInStorage += response().textEncodingName().length() * sizeof(UChar);
79
80 return m_estimatedSizeInStorage;
81}
82
83#ifndef NDEBUG
84void ApplicationCacheResource::dumpType(unsigned type)
85{
86 if (type & Master)
87 printf("master ");
88 if (type & Manifest)
89 printf("manifest ");
90 if (type & Explicit)
91 printf("explicit ");
92 if (type & Foreign)
93 printf("foreign ");
94 if (type & Fallback)
95 printf("fallback ");
96
97 printf("\n");
98}
99#endif
100
101} // namespace WebCore
102