class.ilLPStatusEvent.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';
include_once './Services/Tracking/classes/class.ilLPStatusWrapper.php';

class ilLPStatusEvent extends ilLPStatus
{

        function ilLPStatusEvent($a_obj_id)
        {
                global $ilDB;

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

        function _getNotAttempted($a_obj_id)
        {
                global $ilObjDataCache;

                $status_info = ilLPStatusWrapper::_getStatusInfo($a_obj_id);

                include_once 'Modules/Course/classes/class.ilCourseParticipants.php';
                $member_obj = ilCourseParticipants::_getInstanceByObjId($status_info['crs_id']);
                $members = $member_obj->getParticipants();
                
                // diff in progress and completed (use stored result in LPStatusWrapper)
                $users = array_diff((array) $members,$inp = ilLPStatusWrapper::_getInProgress($a_obj_id));
                $users = array_diff((array) $users,$com = ilLPStatusWrapper::_getCompleted($a_obj_id));
                return $users;
        }

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

                // If registration is disabled in_progress is not available
                if(!$status_info['registration'])
                {
                        return array();
                }
                // If event has occured in_progress is impossible
                if($status_info['starting_time'] < time())
                {
                        return array();
                }

                // Otherwise all users who registered will get the status in progress
                return $status_info['registered_users'] ? $status_info['registered_users'] : array();
        }

        function _getCompleted($a_obj_id)
        {
                $status_info = ilLPStatusWrapper::_getStatusInfo($a_obj_id);
                return $status_info['participated_users'] ? $status_info['participated_users'] : array();
        }

        function _getStatusInfo($a_obj_id)
        {
                global $tree;

                include_once './Modules/Session/classes/class.ilEventParticipants.php';
                include_once('./Modules/Session/classes/class.ilObjSession.php');
                include_once('./Modules/Session/classes/class.ilSessionAppointment.php');

                $references     = ilObject::_getAllReferences($a_obj_id);       
                $ref_id = end($references);
                
                $course_ref_id = $tree->checkForParentType($ref_id,'crs');
                $course_obj_id = ilObject::_lookupObjId($course_ref_id);
                
                $status_info['crs_id'] = $course_obj_id;
                $status_info['registration'] = ilObjSession::_lookupRegistrationEnabled($a_obj_id);
                $status_info['title'] = ilObject::_lookupTitle($a_obj_id);
                $status_info['description'] = ilObject::_lookupDescription($a_obj_id);
                
                // TODO: needs static method
                #$appointment =& $event->getFirstAppointment();
                $time_info = ilSessionAppointment::_lookupAppointment($a_obj_id);
                $status_info['starting_time'] = $time_info['start'];
                $status_info['ending_time'] = $time_info['end'];
                $status_info['fullday'] = $time_info['fullday'];

                $status_info['registered_users'] = ilEventParticipants::_getRegistered($a_obj_id);
                $status_info['participated_users'] = ilEventParticipants::_getParticipated($a_obj_id);
                #var_dump("<pre>",$a_obj_id,$time_info,$status_info,"</pre>");
                return $status_info;
        }

}       
?>