Shopify gateway integration was introduced in version 7.038 to allow for capturing pre-authorized transactions and issuing credits against existing transactions in Shopify.
To begin, your Shopify store must be configured to work with Stone Edge. Follow the instructions at the following link to create API credentials:
The information needed from that configuration are:
You will also need your Shopify shop name.
In Stone Edge, you will need to set the following system parameters (can be set on a per-cart basis):
ShopifyPaymentsAPI = API Key
ShopifyPaymentsPassword = API Password
ShopifyPaymentsShopName = Shopify shop name