class.ilLocalUser.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

/*
* Helper class for local user accounts (in categories)
*
* @author Stefan Meyer <meyer@leifos.com>
* @version $Id$
*
*/

class ilLocalUser
{
        var $db;
        
        var $parent_id;
                
        function ilLocalUser($a_parent_id)
        {
                global $ilDB;

                $this->db =& $ilDB;
                $this->parent_id = $a_parent_id;
                
        }

        function setParentId($a_parent_id)
        {
                $this->parent_id = $a_parent_id;
        }
        function getParentId()
        {
                return $this->parent_id;
        }

        // STATIC
        function _getUserData($a_filter)
        {
                include_once './Services/User/classes/class.ilObjUser.php';

                $users_data = ilObjUser::_getAllUserData(array("login","firstname","lastname","time_limit_owner"),-1);

                foreach($users_data as $usr_data)
                {
                        if(!$a_filter or $a_filter == $usr_data['time_limit_owner'])
                        {
                                $users[] = $usr_data;
                        }
                }
                return $users ? $users : array();
        }

        public static function _getFolderIds()
        {
                global $ilDB,$rbacsystem;

                $query = "SELECT DISTINCT(time_limit_owner) as parent_id FROM usr_data ";

                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        // Workaround for users with time limit owner "0". 
                        if(!$row->parent_id)
                        {
                                if($rbacsystem->checkAccess('read_users',USER_FOLDER_ID))
                                {
                                        $parent[] = $row->parent_id;
                                }
                                continue;
                        }

                        if($rbacsystem->checkAccess('read_users',$row->parent_id) or $rbacsystem->checkAccess('cat_administrate_users',$row->parent_id))
                        {
                                if($row->parent_id)
                                {
                                        $parent[] = $row->parent_id;
                                }
                        }
                }
                return $parent ? $parent : array();
        }
        function _getAllUserIds($a_filter = 0)
        {
                global $ilDB;
                switch($a_filter)
                {
                        case 0:
                                if(ilLocalUser::_getFolderIds())
                                {
                                        $where = "WHERE ".$ilDB->in("time_limit_owner", ilLocalUser::_getFolderIds(), false, "integer")." ";
                                        //$where .= '(';
                                        //$where .= implode(",",ilUtil::quoteArray(ilLocalUser::_getFolderIds()));
                                        //$where .= ')';

                                }
                                else
                                {
                                        //$where = "WHERE time_limit_owner IN ('')";
                                        return array();
                                }

                                break;

                        default:
                                $where = "WHERE time_limit_owner = ".$ilDB->quote($a_filter, "integer")." ";

                                break;
                }
                
                $query = "SELECT usr_id FROM usr_data ".$where;
                $res = $ilDB->query($query);

                while($row = $ilDB->fetchObject($res))
                {
                        $users[] = $row->usr_id;
                }

                return $users ? $users : array();
        }

        function _getUserFolderId()
        {
                return 7;
        }
                
                        

                

} // CLASS ilLocalUser
?>