A payment gateway module for WHMCS and Coinbase's bitcoin payment API.
- [x] Verify SSL connection to Coinbase API with cURL.
- [x] WHMCS 'admin' username is hardcoded in callbacks/coinbase.php (line 15). Make that less brittle/more flexible.
- [x] Additional error checking in 'callbacks/coinbase.php'
-  Enable a mechanism for refunds.
-  ...
This software is released under the MIT License.