<?php	
	function configure_external_access() {
		global $db,$error,$node;
		$node_id=$node['node_id'];
		$user_id=$_SESSION['user_id'];

		if (($node['node_permission']=='owner') || ($node['node_permission']=='master')) {			
			$node_external_access=$_POST['node_external_access'];
			if (empty($node_external_access)){ $node_external_access='no';}
echo $node_external_access;
			if ($_POST['apply_on_vector']) {
				$vector=$node['node_vector'];
				if (empty($vector))  {
					$error=$error_messages['INCORRECT_VECTOR'];
					return false;
				}
				$q="update nodes set node_external_access='$node_external_access' where node_vector like '$vector%' and node_creator='$user_id'";
				$db->query($q);
			}	
			
			else {
				$q="update nodes set node_external_access='$node_external_access' where node_id='$node_id'";
				$db->query($q);
			}
		}else{
			$error=$error_messages['EVENT_PERMISSION_ERROR'];
			return false; 
		}
	}
?>