public function formExtendFields($form)
    {
        /*
         * Show the username field if it is configured for use
         */
        if (
            UserSettings::get('login_attribute') == UserSettings::LOGIN_USERNAME &&
            array_key_exists('username', $form->getFields())
        ) {
            $form->getField('username')->hidden = false;
        }
    }
public function formExtendFields($form)
    {
        /*
         * Show the username field if it is configured for use
         */
        if (
            UserSettings::get('login_attribute') == UserSettings::LOGIN_USERNAME &&
            array_key_exists('username', $form->getFields())
        ) {
            $form->getField('username')->hidden = false;
        }
    }
public function formExtendFields ( $ form ) { /*
         * Show the username field if it is configured for use
         */ if ( UserSettings :: get ( 'login_attribute' ) == UserSettings :: LOGIN_USERNAME && array_key_exists ( 'username' , $ form -> getFields ( ) ) ) { $ form -> getField ( 'username' ) -> hidden = false ; } }
Display username field if settings permit
Display username field if settings permit