Ray Greenwell
49f5d7fed8
git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@5910 542714f4-19e9-0310-aa3c-eee0fc999fb1
80 lines
2.5 KiB
ActionScript
80 lines
2.5 KiB
ActionScript
//
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// $Id$
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//
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// Narya library - tools for developing networked games
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// Copyright (C) 2002-2009 Three Rings Design, Inc., All Rights Reserved
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// http://www.threerings.net/code/narya/
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//
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// This library is free software; you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License as published
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// by the Free Software Foundation; either version 2.1 of the License, or
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// (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package com.threerings.presents.net {
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import com.adobe.crypto.MD5;
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import com.threerings.io.ObjectInputStream;
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import com.threerings.io.ObjectOutputStream;
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/**
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* Extends the basic credentials to provide bureau-specific fields.
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*/
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public class ServiceCreds extends Credentials
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{
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/** The id of the service client that is authenticating. */
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public var clientId :String;
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/**
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* Creates credentials for the specified client.
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*/
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public function ServiceCreds (clientId :String = null, sharedSecret :String = null)
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{
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this.clientId = clientId;
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_authToken = createAuthToken(clientId, sharedSecret);
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}
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/**
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* Validates that these credentials were created with the supplied shared secret.
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*/
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public function areValid (sharedSecret :String) :Boolean
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{
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return createAuthToken(clientId, sharedSecret) == _authToken;
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}
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// from interface Streamable
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override public function writeObject (out :ObjectOutputStream) :void
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{
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super.writeObject(out);
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out.writeField(clientId);
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out.writeField(_authToken);
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}
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// from Object
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public function toString () :String
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{
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return "[id=" + clientId + ", token=" + _authToken + "]";
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}
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/**
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* Creates a unique password for the specified node using the supplied shared secret.
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*/
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protected static function createAuthToken (clientId :String, sharedSecret :String) :String
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{
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return MD5.hash(clientId + sharedSecret);
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}
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/** A token created by a call to {@link #createAuthToken}. */
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protected var _authToken :String;
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}
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}
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