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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_PLUGIN_FINDER_H_
#define CHROME_BROWSER_PLUGIN_FINDER_H_
#pragma once
#include <map>
#include <string>
#include "base/callback.h"
#include "base/gtest_prod_util.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/singleton.h"
#include "base/string16.h"
namespace base {
class DictionaryValue;
}
class GURL;
class PluginInstaller;
class PluginFinder {
public:
static void Get(const base::Callback<void(PluginFinder*)>& cb);
// Finds a plug-in for the given MIME type and language (specified as an IETF
// language tag, i.e. en-US) and returns the PluginInstaller for the plug-in,
// or NULL if no plug-in is found.
PluginInstaller* FindPlugin(const std::string& mime_type,
const std::string& language);
// Returns the plug-in with the given identifier.
PluginInstaller* FindPluginWithIdentifier(const std::string& identifier);
private:
friend struct DefaultSingletonTraits<PluginFinder>;
friend class Singleton<PluginFinder>;
FRIEND_TEST_ALL_PREFIXES(PluginFinderTest, JsonSyntax);
FRIEND_TEST_ALL_PREFIXES(PluginFinderTest, PluginGroups);
static PluginFinder* GetInstance();
PluginFinder();
~PluginFinder();
// Loads the plug-in information from the browser resources and parses it.
// Returns NULL if the plug-in list couldn't be parsed.
static base::DictionaryValue* LoadPluginList();
PluginInstaller* CreateInstaller(const std::string& identifier,
const base::DictionaryValue* plugin_dict);
scoped_ptr<base::DictionaryValue> plugin_list_;
std::map<std::string, PluginInstaller*> installers_;
DISALLOW_COPY_AND_ASSIGN(PluginFinder);
};
#endif // CHROME_BROWSER_PLUGIN_FINDER_H_
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