silverstripe-userdefinedforms-payments

User Defined Forms Conditional Payments Let's you add conditions to calculate amount and require payment using omnipay module

• Install it using composer composer require a2nt/userdefinedforms-payments

• Define Payment configuration app/_config/api-payment.yml

---
Name: 'webapp-api-payment'
---
SilverStripe\Omnipay\Model\Payment:
  allowed_gateways:
    - 'PayPal_Express'

SilverStripe\Omnipay\GatewayInfo:
  PayPal_Express:
    parameters:
      username: ''
      password: ''
      signature: ''
      testMode: true # Make sure to override this to false

• Run /dev/build?flush

• Define Payment Rules of a specific User Form at the CMS