/**
* get fulldescription adding basedon
*
* @return fulldescription
**/
function get_fulldescription_with_basedon()
{
$ret = '';
if ($this->instance->basedon) {
//Show recursive varaitions
$basevpl = new mod_vpl(false, $this->instance->basedon);
$ret .= $basevpl->get_fulldescription_with_basedon();
}
return $ret . $this->get_fulldescription();
}