:"; $turn_server = "turns::"; $turn_expiry = 86400; $turn_username = time() + $turn_expiry; $turn_secret = ''; $turn_password = base64_encode ( hash_hmac ( 'sha1', $turn_username, $turn_secret, true ) ); $arr = array('1' => $turn_username, '2' => $turn_password, '3' => $stun_server, '4' => $turn_server); echo json_encode($arr); ?>