1/*
2 * Copyright (C) 2010, 2011 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. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "WebPlatformStrategies.h"
28
29#if USE(PLATFORM_STRATEGIES)
30
31#include "PluginInfoStore.h"
32#include "WebContextMessages.h"
33#include "WebCookieManager.h"
34#include "WebCoreArgumentCoders.h"
35#include "WebProcess.h"
36#include <WebCore/Page.h>
37
38#if USE(CF)
39#include <wtf/RetainPtr.h>
40#endif
41
42using namespace WebCore;
43
44namespace WebKit {
45
46void WebPlatformStrategies::initialize()
47{
48    DEFINE_STATIC_LOCAL(WebPlatformStrategies, platformStrategies, ());
49    setPlatformStrategies(&platformStrategies);
50}
51
52WebPlatformStrategies::WebPlatformStrategies()
53    : m_pluginCacheIsPopulated(false)
54    , m_shouldRefreshPlugins(false)
55{
56}
57
58CookiesStrategy* WebPlatformStrategies::createCookiesStrategy()
59{
60    return this;
61}
62
63PluginStrategy* WebPlatformStrategies::createPluginStrategy()
64{
65    return this;
66}
67
68VisitedLinkStrategy* WebPlatformStrategies::createVisitedLinkStrategy()
69{
70    return this;
71}
72
73// CookiesStrategy
74
75void WebPlatformStrategies::notifyCookiesChanged()
76{
77    WebCookieManager::shared().dispatchCookiesDidChange();
78}
79
80// PluginStrategy
81
82void WebPlatformStrategies::refreshPlugins()
83{
84    m_cachedPlugins.clear();
85    m_pluginCacheIsPopulated = false;
86    m_shouldRefreshPlugins = true;
87
88    populatePluginCache();
89}
90
91void WebPlatformStrategies::getPluginInfo(const WebCore::Page*, Vector<WebCore::PluginInfo>& plugins)
92{
93    populatePluginCache();
94    plugins = m_cachedPlugins;
95}
96
97void WebPlatformStrategies::populatePluginCache()
98{
99    if (m_pluginCacheIsPopulated)
100        return;
101
102    ASSERT(m_cachedPlugins.isEmpty());
103
104    Vector<PluginInfo> plugins;
105
106    // FIXME: Should we do something in case of error here?
107    WebProcess::shared().connection()->sendSync(Messages::WebContext::GetPlugins(m_shouldRefreshPlugins),
108                                                Messages::WebContext::GetPlugins::Reply(plugins), 0);
109
110    m_cachedPlugins.swap(plugins);
111
112    m_shouldRefreshPlugins = false;
113    m_pluginCacheIsPopulated = true;
114}
115
116// VisitedLinkStrategy
117
118bool WebPlatformStrategies::isLinkVisited(Page* page, LinkHash linkHash)
119{
120    return WebProcess::shared().isLinkVisited(linkHash);
121}
122
123void WebPlatformStrategies::addVisitedLink(Page* page, LinkHash linkHash)
124{
125    WebProcess::shared().addVisitedLink(linkHash);
126}
127
128} // namespace WebKit
129
130#endif // USE(PLATFORM_STRATEGIES)
131