protected function domainGet($identifier)
{
if ($identifier === null) {
- return null;
+ return '';
}
// What are we, email or openid? Split ourself up and get the
// important bit out.
if (filter_var($identifier, FILTER_VALIDATE_EMAIL)) {
$email = explode('@', $identifier);
- return $email[1];
+ return (string) $email[1];
}
//OpenID
$url = parse_url($identifier);
- $domain = $url['host'];
+ $domain = (string) $url['host'];
if (isset($url['port']) && $url['scheme'] === 'http'
&& $url['port'] != 80
|| isset($url['port']) && $url['scheme'] === 'https'