<?php
 
//
// Open Web Analytics - An Open Source Web Analytics Framework
//
// Copyright 2006 Peter Adams. All rights reserved.
//
// Licensed under GPL v2.0 http://www.gnu.org/copyleft/gpl.html
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// $Id$
//
 
/**
 * Goal N Value
 *
 * This metric produces a sum of goal value for a specific goal number
 * Goal number is passed into the object dynamicaly when the metric is created.
 * 
 * @author      Peter Adams <peter@openwebanalytics.com>
 * @copyright   Copyright &copy; 2006 Peter Adams <peter@openwebanalytics.com>
 * @license     http://www.gnu.org/copyleft/gpl.html GPL v2.0
 * @category    owa
 * @package     owa
 * @version             $Revision$            
 * @since               owa 1.4.0
 */
 
class owa_goalNValue extends owa_metric {
 
        function __construct( $params ) {
                
                if ( array_key_exists( 'goal_number' ), $params ) {
                        $goal_number = $params['goal_number'];
                }
                $siteId = owa_coreAPI::getRequestParam('siteId');
                $gm = owa_coreAPI::supportClassFactory('base', 'goalManager', $siteId);
                $goal = $gm->getGoal($goal_number);
                $name = 'goal'.$goal_number.'Value';
                $this->setName( $name );
                $this->setLabel( "G$goal_number Value");
                $this->setEntity( 'base.session' );
                $column = 'goal_'.$goal_number.'_value';
                $this->setColumn( $column );
                $this->setSelect( sprintf( "SUM(%s)", $this->getColumn() ) );
                $this->setDataType( 'currency' );
                return parent::__construct();
        }
}
 
?>