public function validateOptionsForm(&$form, &$form_state)
{
parent::validateOptionsForm($form, $form_state);
if (!empty($this->options['exposed']) && empty($form_state['values']['options']['expose']['required'])) {
// Who cares what the value is if it's exposed and non-required.
return;
}
$this->validateValidTime($form['value'], $form_state, $form_state['values']['options']['operator'], $form_state['values']['options']['value']);
}
