Interkassa

To add Interkassa, you need to configure the settings on the payment gateway side and add the module in BILLmanager.

Payment methods support
Bank cards	Cash	E-wallets	Mobile payments	Online banking

Mastercard, Visa.	Terminals, bank cash desks.	WebMoney, YooMoney	Beeline, Megafon, MTS, Tele2.	Alpha-Click, Sberbank Online.
Supported features
Payments return		Recurring payments		Subscriptions

Configuring the payment method

Communication page — https://<BILLmanager_address>/mancgi/interkassaresult .
Encoding — data encoding method. Enter MD5.
Successful payment URL — enter the URL that clients will be redirected to after successful payment: https://<BILLmanager_address>/billmgr?func=payment.success . Method — GET.
Unsuccessful payment URL — enter the URL that clients will be redirected to after unsuccessful payment: https://< BILLmanager_address >/billmgr?func=payment.fail . Method — GET.
Communication page — https://url_of_your_BILLmanager/mancgi/interkassaresult . You may not enter the URL, but in this case you will need to allow this page in requests.

Configuring BILLmanager

The module is installed from the latest available version of the product and requires an update of the BILLmanager platform, because the module version cannot be higher than the platform version.

To create a payment module, enter Provider → Payment methods → click Add. The payment module adding wizard consists of the following steps:

Select a payment methods: "Interkassa".
Integration settings. Specify the data for integration:
1. Checkout identifier — Interkassa Checkout identifier, e.g.: 56c6fe9d3c3eaf78678b4568.
2. Secret key — enter the secret key in Interkassa. You can find it inside your Interkassa account. Enter "Test key" for test payments.
  Redirect to payment gateway — this option allows to redirect a customer to the payment gateway. In the list you can see internal names from Interkassa. In order to choose a correct value, refer to Interkassa documentation. If an error occurred when obtaining a response from Interkassa, a customer will be redirected to a common payment form, where all gateways are shown.
Payment method settings. Configure internal (within BILLmanager) parameters of the service payment module. For more details, see How to add a payment gateway module.

Interkassa uses a meta tag for checks. You can add in the billing system Settings → Branding settings → HTML.

Additional information

Refund

Refund is not supported.

Logging

Interkassa has the following log files:

/usr/local/mgr5/var/pminterkassa — configuration details of the payment method.
/usr/local/mgr5/var/interkassapayment.log — payment log.
/usr/local/mgr5/var/interkassaresult.log — responses from the payment gateway.