/**
* Returns the instance of the CifLdap class.
* This is done to prevent multiple instances from being created,
* because only one is needed at most.
* @return CifLdap The CifLdap instance.
*/
public static function get_connection()
{
if (self::$instance === null) {
self::$instance = new CifLdap();
}
return self::$instance;
}
