gistfile1.txt

    /**
     * @return array
     */
    public function getInputFilterSpecification()
    {
        $hostname = new \Zend\Validator\Hostname();
        $hostname->setMessages(
            array(
                'hostnameCannotDecodePunycode'  => 'Your email address is invalid',
                'hostnameInvalid'               => 'Your email address is invalid',
                'hostnameDashCharacter'         => 'Your email address is invalid',
                'hostnameInvalidHostname'       => 'Your email address is invalid',
                'hostnameInvalidHostnameSchema' => 'Your email address is invalid',
                'hostnameInvalidLocalName'      => 'Your email address is invalid',
                'hostnameInvalidUri'            => 'Your email address is invalid',
                'hostnameIpAddressNotAllowed'   => 'Your email address is invalid',
                'hostnameLocalNameNotAllowed'   => 'Your email address is invalid',
                'hostnameUndecipherableTld'     => 'Your email address is invalid',
                'hostnameUnknownTld'            => 'Your email address is invalid',
            )
        );


        return array(
            'name' => array(
                'required' => true,
            ),
            'email' => array(
                'required' => true,
                'validators' => array(
                    array(
                        'name'    => 'EmailAddress',
                        'options' => array(
                            'hostname' => $hostname,
                            'messages' => array(
                                'emailAddressInvalid' => 'Your email address is invalid',
                                'emailAddressInvalidFormat' => 'Your email address is invalid',
                                'emailAddressInvalidHostname' => 'Your email address is invalid',
                                'emailAddressInvalidMxRecord' => 'Your email address is invalid',
                                'emailAddressInvalidSegment' => 'Your email address is invalid',
                                'emailAddressDotAtom' => 'Your email address is invalid',
                                'emailAddressQuotedString' => 'Your email address is invalid',
                                'emailAddressInvalidLocalPart' => 'Your email address is invalid',
                                'emailAddressLengthExceeded' => 'Your email address is invalid'
                            )
                        )
                    )
                ),

            ),
            'composition' => array(
                'required' => true,
            ),
        );
    }