class.ilLPStatusManual.php

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<?php
/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */

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

class ilLPStatusManual extends ilLPStatus
{

        function __construct($a_obj_id)
        {
                global $ilDB;

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

        static function _getInProgress($a_obj_id)
        {
                include_once './Services/Tracking/classes/class.ilChangeEvent.php';
                $users = ilChangeEvent::lookupUsersInProgress($a_obj_id);
                
                // Exclude all users with status completed.
                $users = array_diff((array) $users,ilLPStatusWrapper::_getCompleted($a_obj_id));

                return $users;                                          
        }

        static function _getCompleted($a_obj_id)
        {
                global $ilDB;
                
                $usr_ids = array();

                $query = "SELECT DISTINCT(usr_id) user_id FROM ut_lp_marks ".
                        "WHERE obj_id = ".$ilDB->quote($a_obj_id ,'integer')." ".
                        "AND completed = '1' ";

                $res = $ilDB->query($query);
                while($row = $res->fetchRow(ilDBConstants::FETCHMODE_OBJECT))
                {
                        $usr_ids[] = $row->user_id;
                }

                return $usr_ids;
        }

        function determineStatus($a_obj_id, $a_user_id, $a_obj = null)
        {
                global $ilObjDataCache, $ilDB;

                $status = self::LP_STATUS_NOT_ATTEMPTED_NUM;
                switch ($ilObjDataCache->lookupType($a_obj_id))
                {
                        case 'lm':
                        case 'htlm':
                                include_once("./Services/Tracking/classes/class.ilChangeEvent.php");
                                if (ilChangeEvent::hasAccessed($a_obj_id, $a_user_id))
                                {
                                        $status = self::LP_STATUS_IN_PROGRESS_NUM;
                                        
                                        // completed?
                                        $set = $ilDB->query($q = "SELECT usr_id FROM ut_lp_marks ".
                                                "WHERE obj_id = ".$ilDB->quote($a_obj_id ,'integer')." ".
                                                "AND usr_id = ".$ilDB->quote($a_user_id ,'integer')." ".
                                                "AND completed = '1' ");
                                        if ($rec = $ilDB->fetchAssoc($set))
                                        {
                                                $status = self::LP_STATUS_COMPLETED_NUM;
                                        }
                                }
                                break;                  
                }
                return $status;         
        }
        
        public static function _lookupFailedForObject($a_obj_id, $a_user_ids = null)
        {
                return array();
        }       
}       
?>