OEModule\OphCiExamination\controllers\DefaultController::actionGetPreviousIOPAverage PHP Method

    public function actionGetPreviousIOPAverage()
    {
        if (!($patient = \Patient::model()->findByPk(@$_GET['patient_id']))) {
            throw new \Exception('Patient not found: ' . @$_GET['patient_id']);
        }
        if (!in_array(@$_GET['side'], array('left', 'right'))) {
            throw new \Exception('Invalid side: ' . @$_GET['side']);
        }
        $side = ucfirst(@$_GET['side']);
        $api = new components\OphCiExamination_API();
        $result = $api->{"getLastIOPReading{$side}"}($patient);
        echo $result;
    }