public function generateCSV($data) {

        $fileName = explode('.', $this->_oldStock)[0] . ' - dataFromMag1-Run2.csv';

        $file = fopen($fileName, 'w');

        fputcsv($file, array('sku', 'name', 'price', 'cost', 'margin', 'manufacturer'));

        foreach ($data as $row) {
            try {
                fputcsv($file, $row);
            } catch(Exception $e) {
                echo $e->getMessage();
            }
        }

        fclose($file);
        echo 'CSV generated!!';
    }