class.ilLPStatusSCORMPackage.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.                      |
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        | 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.                                |
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        | You should have received a copy of the GNU General Public License           |
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        | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
        +-----------------------------------------------------------------------------+
*/

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

class ilLPStatusSCORMPackage extends ilLPStatus
{

        function __construct($a_obj_id)
        {
                global $ilDB;

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

        static function _getInProgress($a_obj_id)
        {
                $status_info = ilLPStatusWrapper::_getStatusInfo($a_obj_id);
                $users = $status_info['in_progress'];
                return array_unique($users);
        }

        static function _getCompleted($a_obj_id)
        {
                $status_info = ilLPStatusWrapper::_getStatusInfo($a_obj_id);
                $users = $status_info['completed'];
                return array_unique($users);
        }

        static function _getFailed($a_obj_id)
        {
                $status_info = ilLPStatusWrapper::_getStatusInfo($a_obj_id);
                $users = $status_info['failed'];
                return array_unique($users);
        }

        
        static function _getStatusInfo($a_obj_id)
        {
                include_once './Modules/Scorm2004/classes/class.ilSCORM2004Tracking.php';
                $status_info['subtype'] = "scorm2004";
                $info = ilSCORM2004Tracking::_getProgressInfo($a_obj_id);

                $status_info['completed'] = $info['completed'];
                $status_info['failed'] = $info['failed'];
                $status_info['in_progress'] = $info['in_progress'];

                return $status_info;
        }
        
        function determineStatus($a_obj_id, $a_user_id, $a_obj = null)
        {
                global $ilObjDataCache, $ilDB, $ilLog;
                
                include_once("./Modules/Scorm2004/classes/class.ilSCORM2004Tracking.php");
                $scorm_status = ilSCORM2004Tracking::_getProgressInfoOfUser($a_obj_id, $a_user_id);
                $status = self::LP_STATUS_NOT_ATTEMPTED_NUM;
                switch ($scorm_status)
                {
                        case "in_progress":
                                $status = self::LP_STATUS_IN_PROGRESS_NUM;
                                break;
                        case "completed":
                                $status = self::LP_STATUS_COMPLETED_NUM;
                                break;
                        case "failed":
                                $status = self::LP_STATUS_FAILED_NUM;
                                break;
                }

                return $status;         
        }

        function refreshStatus($a_obj_id, $a_users = null)
        {
                parent::refreshStatus($a_obj_id, $a_users);
                
                include_once("./Services/Tracking/classes/class.ilLPStatusWrapper.php");        
                $in_progress = ilLPStatusWrapper::_getInProgress($a_obj_id);            
                $completed = ilLPStatusWrapper::_getCompleted($a_obj_id);               
                $failed = ilLPStatusWrapper::_getFailed($a_obj_id);     
                $all_active_users = array_unique(array_merge($in_progress, $completed, $failed));
                
                // get all tracked users regardless of SCOs
                include_once("./Modules/Scorm2004/classes/class.ilSCORM2004Tracking.php");
                $all_tracked_users = ilSCORM2004Tracking::_getTrackedUsers($a_obj_id);                  
                
                $not_attempted_users = array_diff($all_tracked_users, $all_active_users);
                unset($all_tracked_users);
                unset($all_active_users);
                
                // reset all users which have no data for the current SCOs
                if($not_attempted_users)
                {
                        foreach($not_attempted_users as $usr_id)
                        {
                                // this will update any (parent) collections if necessary
                                ilLPStatus::writeStatus($a_obj_id, $usr_id, self::LP_STATUS_NOT_ATTEMPTED_NUM, 0);                              
                        }                                               
                }
        }
        function determinePercentage($a_obj_id, $a_user_id, $a_obj = null)
        {
                return null;//todo!
        }

}       
?>