✨ Added ability to link member to existing stripe customer (#120)

refs https://github.com/TryGhost/Ghost/pull/11539

- Method needed to allow linking existing Stripe customers and subscriptions with members

ghost/members-api/lib/stripe/index.js

@@ -121,6 +121,20 @@ module.exports = class StripePaymentProcessor {
         };
     }
 
+    async linkStripeCustomer(id, member) {
+        const customer = await retrieve(this._stripe, 'customers', id);
+
+        await this._updateCustomer(member, customer);
+
+        if (customer.subscriptions && customer.subscriptions.data) {
+            for (const subscription of customer.subscriptions.data) {
+                await this._updateSubscription(subscription);
+            }
+        }
+
+        return customer;
+    }
+
     async cancelAllSubscriptions(member) {
         const subscriptions = await this.getSubscriptions(member);
 

ghost/members-api/lib/users.js

@@ -87,6 +87,12 @@ module.exports = function ({
         }
     }
 
+    async function linkStripeCustomer(id, member) {
+        if (stripe) {
+            await stripe.linkStripeCustomer(id, member);
+        }
+    }
+
     async function get(data, options) {
         debug(`get id:${data.id} email:${data.email}`);
         const member = await getMember(data, options);
@@ -160,6 +166,7 @@ module.exports = function ({
         getStripeSubscriptions,
         setComplimentarySubscription,
         cancelComplimentarySubscription,
-        destroyStripeSubscriptions
+        destroyStripeSubscriptions,
+        linkStripeCustomer
     };
 };