1 /*
2 * Copyright (c) 2008, 2009, Google 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 are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "config.h"
32 #include "PluginDataChromium.h"
33
34 #include "PlatformBridge.h"
35
36 namespace WebCore {
37
38 class PluginCache {
39 public:
PluginCache()40 PluginCache() : m_loaded(false), m_refresh(false) {}
~PluginCache()41 ~PluginCache() { reset(false); }
42
reset(bool refresh)43 void reset(bool refresh)
44 {
45 m_plugins.clear();
46 m_loaded = false;
47 m_refresh = refresh;
48 }
49
plugins()50 const Vector<PluginInfo>& plugins()
51 {
52 if (!m_loaded) {
53 PlatformBridge::plugins(m_refresh, &m_plugins);
54 m_loaded = true;
55 m_refresh = false;
56 }
57 return m_plugins;
58 }
59
60 private:
61 Vector<PluginInfo> m_plugins;
62 bool m_loaded;
63 bool m_refresh;
64 };
65
66 static PluginCache pluginCache;
67
initPlugins(const Page *)68 void PluginData::initPlugins(const Page*)
69 {
70 const Vector<PluginInfo>& plugins = pluginCache.plugins();
71 for (size_t i = 0; i < plugins.size(); ++i)
72 m_plugins.append(plugins[i]);
73 }
74
refresh()75 void PluginData::refresh()
76 {
77 pluginCache.reset(true);
78 pluginCache.plugins(); // Force the plugins to be reloaded now.
79 }
80
getPluginMimeTypeFromExtension(const String & extension)81 String getPluginMimeTypeFromExtension(const String& extension)
82 {
83 const Vector<PluginInfo>& plugins = pluginCache.plugins();
84 for (size_t i = 0; i < plugins.size(); ++i) {
85 for (size_t j = 0; j < plugins[i].mimes.size(); ++j) {
86 const MimeClassInfo& mime = plugins[i].mimes[j];
87 const Vector<String>& extensions = mime.extensions;
88 for (size_t k = 0; k < extensions.size(); ++k) {
89 if (extension == extensions[k])
90 return mime.type;
91 }
92 }
93 }
94 return String();
95 }
96
97 } // namespace WebCore
98