DiscountManager soap server

<?php
error_reporting(0);

require_once('./nusoap-0.9.5/lib/nusoap.php');

include_once('../dm/generated/my_soap_server_Autoload.php');

$server = new soap_server();

// Check http or https
$_HTTP = !empty($_SERVER['HTTPS']) ? 'https://' : 'http://';

$ns = $_HTTP.$_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF'];

$server->configureWSDL('DiscountManager', $ns);

/*************************
 * PING
 */

/**
 * ArrayOfString definition
 */
$server->wsdl->addComplexType('ArrayOfString',
    'complexType','struct', 'sequence', '',
    array(
        'string' => array('name' => 'string', 'type' => 's:string')
    )
);

/**
 * Message definition
 */
$server->wsdl->addComplexType('Message',
    'complexType','struct', 'sequence', '',
    array(
        'TextArray' => array('name' => 'TextArray', 'type' => 'tns:ArrayOfString')
    )
);


/**
 * Ping Request
 */
$server->wsdl->addComplexType('PingRequest',
    'complexType','struct', 'sequence', '',
    array(
        'MerchantNumber' => array('name' => 'MerchantNumber', 'type' => 's:string'),
        'RestoCode' => array('name' => 'RestoCode', 'type' => 's:string'),
    )
);

/**
 * Ping Request
 */
$server->wsdl->addComplexType('PingAnswer',
    'complexType','struct', 'sequence', '',
    array(
        'MerchantNumber' => array('name' => 'MerchantNumber', 'type' => 's:string'),
        'RestoCode' => array('name' => 'RestoCode', 'type' => 's:string'),
        'ResponseCode' => array('name' => 'ResponseCode', 'type' => 's:int'),
        'DisplayMessage' => array('name' => 'DisplayMessage', 'type' => 'tns:Message'),
    )
);

$server->register(
   'Ping',
   array('request' => 'tns:PingRequest'),
//   array('MerchantNumber'=>'s:string','RestoCode'=>'s:string'),
   array('return'=>'tns:PingAnswer'),
   $ns
);


$HTTP_RAW_POST_DATA = isset($HTTP_RAW_POST_DATA) ?: '';

$server->service($HTTP_RAW_POST_DATA);