class.ilTestStatistics.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2001 ILIAS open source, University of Cologne            |
        |                                                                             |
        | This program is free software; you can redistribute it and/or               |
        | modify it under the terms of the GNU General Public License                 |
        | as published by the Free Software Foundation; either version 2              |
        | of the License, or (at your option) any later version.                      |
        |                                                                             |
        | This program 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 General Public License for more details.                                |
        |                                                                             |
        | You should have received a copy of the GNU General Public License           |
        | along with this program; if not, write to the Free Software                 |
        | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
        +-----------------------------------------------------------------------------+
*/

include_once "./Modules/Test/classes/inc.AssessmentConstants.php";
include_once "./classes/class.ilStatistics.php";

class ilTestStatistics
{
        var $test_id;
        var $statistics;
        
        function ilTestStatistics($eval_data)
        {
                $this->statistics = NULL;
                $this->calculateStatistics($eval_data);
        }

        function getStatistics()
        {
                return $this->statistics;
        }

        function calculateStatistics($eval_data)
        {
                $median_array = array();

                foreach ($eval_data->getParticipantIds() as $active_id)
                {
                        $participant =& $eval_data->getParticipant($active_id);
                        array_push($median_array, $participant->getReached());
                }

                $this->statistics = new ilStatistics();
                $this->statistics->setData($median_array);
        }
}

?>