if ( $user->isLoggedIn() ) {
$link = $this->link( $user );
if ( !in_array( 'realname', $wgHiddenPrefs ) && $user->getRealName() ) {
if ( $user->isLoggedIn() ) {
$link = $this->link( $user );
if ( !in_array( 'realname', $wgHiddenPrefs ) && $user->getRealName() ) {