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// Copyright 2013 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_COMMON_EXTENSIONS_CHROME_EXTENSIONS_CLIENT_H_
#define CHROME_COMMON_EXTENSIONS_CHROME_EXTENSIONS_CLIENT_H_
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "base/lazy_instance.h"
#include "chrome/common/extensions/permissions/chrome_api_permissions.h"
#include "chrome/common/extensions/permissions/chrome_permission_message_provider.h"
#include "extensions/common/extensions_client.h"
#include "extensions/common/permissions/extensions_api_permissions.h"
namespace extensions {
// The implementation of ExtensionsClient for Chrome, which encapsulates the
// global knowledge of features, permissions, and manifest fields.
class ChromeExtensionsClient : public ExtensionsClient {
public:
ChromeExtensionsClient();
virtual ~ChromeExtensionsClient();
virtual void Initialize() OVERRIDE;
virtual const PermissionMessageProvider& GetPermissionMessageProvider() const
OVERRIDE;
virtual scoped_ptr<FeatureProvider> CreateFeatureProvider(
const std::string& name) const OVERRIDE;
virtual void FilterHostPermissions(
const URLPatternSet& hosts,
URLPatternSet* new_hosts,
std::set<PermissionMessage>* messages) const OVERRIDE;
virtual void SetScriptingWhitelist(const ScriptingWhitelist& whitelist)
OVERRIDE;
virtual const ScriptingWhitelist& GetScriptingWhitelist() const OVERRIDE;
virtual URLPatternSet GetPermittedChromeSchemeHosts(
const Extension* extension,
const APIPermissionSet& api_permissions) const OVERRIDE;
virtual bool IsScriptableURL(const GURL& url, std::string* error) const
OVERRIDE;
virtual bool IsAPISchemaGenerated(const std::string& name) const OVERRIDE;
virtual base::StringPiece GetAPISchema(const std::string& name) const
OVERRIDE;
virtual bool ShouldSuppressFatalErrors() const OVERRIDE;
// Get the LazyInstance for ChromeExtensionsClient.
static ChromeExtensionsClient* GetInstance();
private:
const ChromeAPIPermissions chrome_api_permissions_;
const ExtensionsAPIPermissions extensions_api_permissions_;
const ChromePermissionMessageProvider permission_message_provider_;
// A whitelist of extensions that can script anywhere. Do not add to this
// list (except in tests) without consulting the Extensions team first.
// Note: Component extensions have this right implicitly and do not need to be
// added to this list.
ScriptingWhitelist scripting_whitelist_;
friend struct base::DefaultLazyInstanceTraits<ChromeExtensionsClient>;
DISALLOW_COPY_AND_ASSIGN(ChromeExtensionsClient);
};
} // namespace extensions
#endif // CHROME_COMMON_EXTENSIONS_CHROME_EXTENSIONS_CLIENT_H_
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