How to continue a Code Igniter function after rendering a view

Or the payment system should return information/status about the initiated payment. It usualy does it by a http-request to your server - then you could update payment status within the database. If the http-request fails due to an outside technical reason, the payment system usually tries to confirm again in a certain schedule.

Thanks. I'll go back to check the payment system documentation to learn I can set the return url