<?php

/*
 +--------------------------------------------------------------------+
 | CiviCRM version 3.0                                                |
 +--------------------------------------------------------------------+
 | Copyright CiviCRM LLC (c) 2004-2009                                |
 +--------------------------------------------------------------------+
 | This file is a part of CiviCRM.                                    |
 |                                                                    |
 | CiviCRM is free software; you can copy, modify, and distribute it  |
 | under the terms of the GNU Affero General Public License           |
 | Version 3, 19 November 2007.                                       |
 |                                                                    |
 | CiviCRM is distributed in the hope that it will be useful, but     |
 | WITHOUT ANY WARRANTY; without even the implied warranty of         |
 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
 | See the GNU Affero General Public License for more details.        |
 |                                                                    |
 | You should have received a copy of the GNU Affero General Public   |
 | License along with this program; if not, contact CiviCRM LLC       |
 | at info[AT]civicrm[DOT]org. If you have questions about the        |
 | GNU Affero General Public License or the licensing of CiviCRM,     |
 | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
 +--------------------------------------------------------------------+
*/

/**
 * This abstract class provides the framework for component configuration
 * and provides aggregation methods for injecting it into system config.
 *
 * @package CRM
 * @copyright CiviCRM LLC (c) 2004-2009
 * $Id$
 *
 */

abstract class CRM_Core_Component_Config
{

    /**
     * Gets the list of class variables from specific component's 
     * configuration file and injects them into system wide
     * configuration object.
     *
     * @return array collection of component settings
     * @access public
     *
     */
    public function add( $config, $oldMode ) {
        foreach( get_class_vars( get_class( $this ) ) as $key => $value ) {
            $config->$key = $value;
        }
    }

    /**
     * TODO
     */
    public function setDefaults( &$defaults ) {
        foreach( get_class_vars( get_class( $this ) ) as $key => $value ) {
            if ( ! isset( $defaults[$key] ) ) {
                $defaults[$key] = $value;
            }
        }
    }

}
