Gateway Payments activity module

Provides a means of restricting access to other resources in a course by having to pay for the course module.
Access restriction to other courses can then be configured using normal availability conditions based on activity completion.
SEBSOFT GATEWAY PAYMENTS COURSE MODULE
The Sebsoft Gateway Payments course module offers a way to unlock other resources in a course
by paying for unlocking of this course module using moodle’s core payment gateways feature.
Using core availability conditions, other course resources can be locked based on
standard activity completion.
This course module is considered “completed” when the fee has been paid.