DiamondWebpay Payment gateway for Ppencart Version 2.0+. This extension is to be used with the diamond Bank Plc Web payment platform.
**PS: Call back url is http://yourstore.com/dwphelper.php
Note that this extension is for V 2.0+ of Opencart. For lower versions (1.5.X.X), check DiamondWebPay OC
Use that same url for success,pending,faliure e.t.c
You can use the extension installer in the Opencart 2.X.X.X or copy and paste files to their respective locations.
The link to the a demo site would be made available soon.