$soapUrl = "https://wsvc.cdiscount.com/ProductCatalogService.svc/soap"; // asmx URL of WSDL
        $soapUser = "seller@feedub.com";  //  username
        $soapPassword = $this->TokenId; // password

        // xml post structure

        $xml_post_string = '
        <soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:cdis="http://www.cdiscount.com/" xmlns:cdis1="http://schemas.datacontract.org/2004/07/Cdiscount.Framework.Core.Communication.Messages" xmlns:sys="http://schemas.datacontract.org/2004/07/System.Device.Location" xmlns:cdis2="http://schemas.datacontract.org/2004/07/Cdiscount.Service.ProductCatalog.External.Contract.Message">
           <soapenv:Header/>
           <soapenv:Body>
              <cdis:CheckProductsAvailable>
                 <!--Optional:-->
                 <cdis:headerMessage>
                    <cdis1:Context>
                       <cdis1:CatalogID>1</cdis1:CatalogID>
                       <cdis1:CustomerPoolID>1</cdis1:CustomerPoolID>
                       <cdis1:SiteID>100</cdis1:SiteID>
                    </cdis1:Context>
                    <cdis1:Localization>
                       <cdis1:Country>Fr</cdis1:Country>
                       <cdis1:Currency>Eur</cdis1:Currency>
                       <cdis1:DecimalPosition>2</cdis1:DecimalPosition>
                       <cdis1:Language>Fr</cdis1:Language>
                    </cdis1:Localization>
                            <cdis1:Security>
        <cdis1:DomainRightsList> </cdis1:DomainRightsList>
        <cdis1:IssuerID>?</cdis1:IssuerID>
        <cdis1:SessionID>?</cdis1:SessionID>
        <cdis1:TokenId>bb5f70da20154ec98e5b8e90d1bfac7c</cdis1:TokenId>
        <cdis1:UserName>pp</cdis1:UserName>
                    </cdis1:Security>
                    <cdis1:Version>1.0</cdis1:Version>
                 </cdis:headerMessage>
                 <!--Optional:-->
                 <cdis:products>
                    <cdis2:ListProducts>
                       <!--Zero or more repetitions:-->
                       <cdis2:CheckProductQuantity>
                          <cdis2:ProductId>1</cdis2:ProductId>
                          <cdis2:Quantity>1</cdis2:Quantity>
                       </cdis2:CheckProductQuantity>
                    </cdis2:ListProducts>
                 </cdis:products>
              </cdis:CheckProductsAvailable>
           </soapenv:Body>
        </soapenv:Envelope>
        ';

        $headers = array(
            "Content-type: text/xml;charset=\"utf-8\"",
            "Accept: text/xml",
            "Namespace: http://tempuri.org",
            "Cache-Control: no-cache",
            "Pragma: no-cache",
            "SOAPAction: http://www.cdiscount.com/IProductCatalogExternalService/CheckProductsAvailable",
            "Content-length: ".strlen($xml_post_string),
        ); //SOAPAction: your op URL

        $url = $soapUrl;

        // PHP cURL  for https connection with auth
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_USERPWD, $soapUser.":".$soapPassword); // username and password - declared at the top of the doc
        curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
        curl_setopt($ch, CURLOPT_TIMEOUT, 10);
        curl_setopt($ch, CURLOPT_POST, true);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $xml_post_string); // the SOAP request
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        // converting
        $response = curl_exec($ch);
        curl_close($ch);

        // converting
        $response1 = str_replace("<soap:Body>","",$response);
        $response2 = str_replace("</soap:Body>","",$response1);

        // convertingc to XML
        //$parser = simplexml_load_string($response2);

        var_dump($response);