1/* 2 Copyright (C) 2000 Harri Porten (porten@kde.org) 3 Copyright (C) 2000 Daniel Molkentin (molkentin@kde.org) 4 Copyright (C) 2000 Stefan Schimanski (schimmi@kde.org) 5 Copyright (C) 2003, 2004, 2005, 2006, 2007 Apple Inc. All Rights Reserved. 6 Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies) 7 8 This library is free software; you can redistribute it and/or 9 modify it under the terms of the GNU Library General Public 10 License as published by the Free Software Foundation; either 11 version 2 of the License, or (at your option) any later version. 12 13 This library is distributed in the hope that it will be useful, 14 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 Library General Public License for more details. 17 18 You should have received a copy of the GNU Library General Public License 19 along with this library; see the file COPYING.LIB. If not, write to 20 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 21 Boston, MA 02110-1301, USA. 22*/ 23 24#include "config.h" 25#include "core/plugins/PluginData.h" 26 27#include "core/plugins/PluginListBuilder.h" 28#include "public/platform/Platform.h" 29 30namespace WebCore { 31 32class PluginCache { 33public: 34 PluginCache() : m_loaded(false), m_refresh(false) {} 35 ~PluginCache() { reset(false); } 36 37 void reset(bool refresh) 38 { 39 m_plugins.clear(); 40 m_loaded = false; 41 m_refresh = refresh; 42 } 43 44 const Vector<PluginInfo>& plugins() 45 { 46 if (!m_loaded) { 47 PluginListBuilder builder(&m_plugins); 48 WebKit::Platform::current()->getPluginList(m_refresh, &builder); 49 m_loaded = true; 50 m_refresh = false; 51 } 52 return m_plugins; 53 } 54 55private: 56 Vector<PluginInfo> m_plugins; 57 bool m_loaded; 58 bool m_refresh; 59}; 60 61static PluginCache& pluginCache() 62{ 63 DEFINE_STATIC_LOCAL(PluginCache, cache, ()); 64 return cache; 65} 66 67PluginData::PluginData(const Page* page) 68{ 69 initPlugins(page); 70 71 for (unsigned i = 0; i < m_plugins.size(); ++i) { 72 const PluginInfo& plugin = m_plugins[i]; 73 for (unsigned j = 0; j < plugin.mimes.size(); ++j) { 74 m_mimes.append(plugin.mimes[j]); 75 m_mimePluginIndices.append(i); 76 } 77 } 78} 79 80bool PluginData::supportsMimeType(const String& mimeType) const 81{ 82 for (unsigned i = 0; i < m_mimes.size(); ++i) 83 if (m_mimes[i].type == mimeType) 84 return true; 85 return false; 86} 87 88const PluginInfo* PluginData::pluginInfoForMimeType(const String& mimeType) const 89{ 90 for (unsigned i = 0; i < m_mimes.size(); ++i) { 91 const MimeClassInfo& info = m_mimes[i]; 92 93 if (info.type == mimeType) 94 return &m_plugins[m_mimePluginIndices[i]]; 95 } 96 97 return 0; 98} 99 100String PluginData::pluginNameForMimeType(const String& mimeType) const 101{ 102 if (const PluginInfo* info = pluginInfoForMimeType(mimeType)) 103 return info->name; 104 return String(); 105} 106 107String PluginData::pluginFileForMimeType(const String& mimeType) const 108{ 109 if (const PluginInfo* info = pluginInfoForMimeType(mimeType)) 110 return info->file; 111 return String(); 112} 113 114void PluginData::initPlugins(const Page*) 115{ 116 const Vector<PluginInfo>& plugins = pluginCache().plugins(); 117 for (size_t i = 0; i < plugins.size(); ++i) 118 m_plugins.append(plugins[i]); 119} 120 121void PluginData::refresh() 122{ 123 pluginCache().reset(true); 124 pluginCache().plugins(); // Force the plugins to be reloaded now. 125} 126 127String getPluginMimeTypeFromExtension(const String& extension) 128{ 129 const Vector<PluginInfo>& plugins = pluginCache().plugins(); 130 for (size_t i = 0; i < plugins.size(); ++i) { 131 for (size_t j = 0; j < plugins[i].mimes.size(); ++j) { 132 const MimeClassInfo& mime = plugins[i].mimes[j]; 133 const Vector<String>& extensions = mime.extensions; 134 for (size_t k = 0; k < extensions.size(); ++k) { 135 if (extension == extensions[k]) 136 return mime.type; 137 } 138 } 139 } 140 return String(); 141} 142 143} 144