Great question — answering as the UphillTech team:
I got some better Solution. And able to rune this module. Need some External Tool name couponic . and then install this module like step vice. Click this link for more information
Full answer by Kavi Joshi: https://stackoverflow.stackexchange.com/a/22760945 (CC BY-SA 3.0).
Need it done for your business? UphillTech.