Onepage checkout process with custom value save fileds

[Nishith Nesdiya]

Hi...

i have create a one fields with using hook displayBeforeCarrier in my custom table

now i need to save this fields in my custom table. i have use this hook in my custom module and store my fields in cookie like as

 public function hookActionCarrierProcess($params)
    {
        $myvalue = Tools::getValue('myvalue');
        $this->context->cookie->myvalue = $myvalue;
    }

When order successfully place then i use "this->context->cookie->myvalue" value and save its my custom table with order id.
 

its working fine when five step checkout process in prestashop but its not working Onepage checkout process.

How can i solve this problem any one Help ?

Thanks

[Przemysław Suszek]

@Nishith

Do you solved this problem ?