Contact form 7 & Freegeoip IP Country localization

mail.php

if ( '_remote_ip' == $name ) {
	if ( $remote_ip = $submission->get_meta( 'remote_ip' ) ) {
			$pageContent = file_get_contents('http://freegeoip.net/json/' . $remote_ip);
			$parsedJson  = json_decode($pageContent);
			return htmlspecialchars($parsedJson->country_name);
		} else {
			return '';
	}
}