Services/Tracking/classes/class.ilLPStatusSCORM.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 './Services/Tracking/classes/class.ilLPStatus.php';

class ilLPStatusSCORM extends ilLPStatus
{

        function ilLPStatusSCORM($a_obj_id)
        {
                global $ilDB;

                parent::ilLPStatus($a_obj_id);
                $this->db =& $ilDB;
        }


        function _getInProgress($a_obj_id)
        {
                include_once './Services/Tracking/classes/class.ilLPCollectionCache.php';
                include_once './content/classes/SCORM/class.ilObjSCORMTracking.php';

                $status_info = ilLPStatusWrapper::_getStatusInfo($a_obj_id);
                $users = array();
                foreach($status_info['in_progress'] as $in_progress)
                {
                        $users = array_merge($users,$in_progress);
                }
                $users = array_unique($users);
                $users = array_diff($users,ilLPStatusWrapper::_getCompleted($a_obj_id));
                $users = array_diff($users,ilLPStatusWrapper::_getFailed($a_obj_id));

                return $users;
        }

        function _getCompleted($a_obj_id)
        {
                global $ilDB;

                include_once './content/classes/SCORM/class.ilObjSCORMTracking.php';

                $status_info = ilLPStatusWrapper::_getStatusInfo($a_obj_id);
                $items = $status_info['scos'];

                $counter = 0;
                $users = array();
                foreach($items as $sco_id)
                {
                        $tmp_users = $status_info['completed'][$sco_id];
                        if(!$counter++)
                        {
                                $users = $tmp_users;
                        }
                        else
                        {
                                $users = array_intersect($users,$tmp_users);
                        }
                }
                $users = array_diff($users,ilLPStatusWrapper::_getFailed($a_obj_id));
                return $users;
        }

        function _getFailed($a_obj_id)
        {
                $status_info = ilLPStatusWrapper::_getStatusInfo($a_obj_id);

                if(!count($status_info['scos']))
                {
                        return array();
                }
                $users = array();
                foreach($status_info['scos'] as $sco_id)
                {
                        $users = array_merge($users,(array) $status_info['failed'][$sco_id]);
                }
                return array_unique($users);
        }

        
        function _getStatusInfo($a_obj_id)
        {
                // Which sco's determine the status
                include_once './Services/Tracking/classes/class.ilLPCollectionCache.php';
                $status_info['scos'] = ilLPCollectionCache::_getItems($a_obj_id);
                $status_info['num_scos'] = count($status_info['scos']);
                
                include_once './content/classes/SCORM/class.ilObjSCORMTracking.php';
                $status_info['num_completed'] = ilObjSCORMTracking::_getCountCompletedPerUser($status_info['scos'],$a_obj_id);


                // Get subtype
                include_once './content/classes/class.ilObjSAHSLearningModule.php';
                $status_info['subtype'] = ilObjSAHSLearningModule::_lookupSubType($a_obj_id);

                switch($status_info['subtype'])
                {
                        case 'hacp':
                        case 'aicc':
                                include_once './content/classes/class.ilObjAICCLearningModule.php';
                                foreach(ilObjAICCLearningModule::_getTrackingItems($a_obj_id) as $item)
                                {
                                        if(in_array($item['obj_id'],$status_info['scos']))
                                        {
                                                $status_info['scos_title']["$item[obj_id]"] = $item['title'];
                                        }
                                }
                                break;
                        case 'scorm':

                                include_once './content/classes/SCORM/class.ilSCORMItem.php';
                                foreach($status_info['scos'] as $sco_id)
                                {
                                        $status_info['scos_title'][$sco_id] = ilSCORMItem::_lookupTitle($sco_id);
                                }
                }

                include_once './content/classes/SCORM/class.ilObjSCORMTracking.php';
                $info = ilObjSCORMTracking::_getProgressInfo($status_info['scos'],$a_obj_id);


                $status_info['completed'] = array();
                $status_info['failed'] = array();
                $status_info['in_progress'] = array();
                foreach($status_info['scos'] as $sco_id)
                {
                        $status_info['completed'][$sco_id] = $info['completed'][$sco_id] ? $info['completed'][$sco_id] : array();
                        $status_info['failed'][$sco_id] = $info['failed'][$sco_id] ? $info['failed'][$sco_id] : array();
                        $status_info['in_progress'][$sco_id] = $info['in_progress'][$sco_id] ? $info['in_progress'][$sco_id] : array();
                }

                return $status_info;
        }
}       
?>