Amazon_S3_And_CloudFront::get_s3object_region PHP Method

    function get_s3object_region($s3object, $post_id = null)
    {
        if (!isset($s3object['region'])) {
            // if region hasn't been stored in the s3 metadata retrieve using the bucket
            $region = $this->get_bucket_region($s3object['bucket']);
            if (is_wp_error($region)) {
                return $region;
            }
            $s3object['region'] = $region;
            if (!is_null($post_id)) {
                // retrospectively update s3 metadata with region
                update_post_meta($post_id, 'amazonS3_info', $s3object);
            }
        }
        return $s3object['region'];
    }