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/*
* Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
* Copyright (C) 2008 Collabora, Ltd. All rights reserved.
* Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies)
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef PluginDatabase_h
#define PluginDatabase_h
#include "PlatformString.h"
#include "PluginPackage.h"
#include <wtf/HashSet.h>
#include <wtf/Vector.h>
#include <wtf/text/StringHash.h>
#if defined(ANDROID_PLUGINS)
namespace android {
class WebSettings;
}
#endif
namespace WebCore {
class Element;
class Frame;
class IntSize;
class KURL;
class PluginDatabaseClient;
class PluginPackage;
typedef HashSet<RefPtr<PluginPackage>, PluginPackageHash> PluginSet;
class PluginDatabase {
WTF_MAKE_NONCOPYABLE(PluginDatabase); WTF_MAKE_FAST_ALLOCATED;
public:
PluginDatabase();
// The first call to installedPlugins creates the plugin database
// and by default populates it with the plugins installed on the system.
// For testing purposes, it is possible to not populate the database
// automatically, as the plugins might affect the DRT results by
// writing to a.o. stderr.
static PluginDatabase* installedPlugins(bool populate = true);
bool refresh();
void clear();
Vector<PluginPackage*> plugins() const;
bool isMIMETypeRegistered(const String& mimeType);
void addExtraPluginDirectory(const String&);
static bool isPreferredPluginDirectory(const String& directory);
static int preferredPluginCompare(const void*, const void*);
PluginPackage* findPlugin(const KURL&, String& mimeType);
PluginPackage* pluginForMIMEType(const String& mimeType);
void setPreferredPluginForMIMEType(const String& mimeType, PluginPackage* plugin);
void setPluginDirectories(const Vector<String>& directories)
{
clear();
m_pluginDirectories = directories;
}
static Vector<String> defaultPluginDirectories();
Vector<String> pluginDirectories() const { return m_pluginDirectories; }
String MIMETypeForExtension(const String& extension) const;
#if ENABLE(NETSCAPE_PLUGIN_METADATA_CACHE)
static bool isPersistentMetadataCacheEnabled();
static void setPersistentMetadataCacheEnabled(bool isEnabled);
static String persistentMetadataCachePath();
static void setPersistentMetadataCachePath(const String& persistentMetadataCachePath);
#endif
private:
void getPluginPathsInDirectories(HashSet<String>&) const;
void getDeletedPlugins(PluginSet&) const;
// Returns whether the plugin was actually added or not (it won't be added if it's a duplicate of an existing plugin).
bool add(PassRefPtr<PluginPackage>);
void remove(PluginPackage*);
#if ENABLE(NETSCAPE_PLUGIN_METADATA_CACHE)
void loadPersistentMetadataCache();
void updatePersistentMetadataCache();
#endif
Vector<String> m_pluginDirectories;
HashSet<String> m_registeredMIMETypes;
PluginSet m_plugins;
HashMap<String, RefPtr<PluginPackage> > m_pluginsByPath;
HashMap<String, time_t> m_pluginPathsWithTimes;
#if defined(ANDROID_PLUGINS)
// Need access to setPluginDirectories() to change the default
// path after startup.
friend class ::android::WebSettings;
#endif
HashMap<String, RefPtr<PluginPackage> > m_preferredPlugins;
#if ENABLE(NETSCAPE_PLUGIN_METADATA_CACHE)
bool m_persistentMetadataCacheIsLoaded;
#endif
};
} // namespace WebCore
#endif