Amazon_S3_And_CloudFront::get_setting_region PHP Method

    public function get_setting_region($settings, $key, $default)
    {
        // Region of bucket if not already retrieved
        if ('region' === $key && !isset($settings['region'])) {
            $bucket = $this->get_setting('bucket');
            $region = $default;
            if ($bucket) {
                $region = $this->get_bucket_region($bucket);
            }
            // Store the region for future use
            parent::set_setting('region', $region);
            $this->save_settings();
            return $region;
        }
        // Region of bucket translation
        if ('region' === $key && isset($settings['region'])) {
            return $this->translate_region($settings['region']);
        }
        return false;
    }