lib/active_merchant/billing/integrations/gestpay/notification.rb in activemerchant-1.4.2 vs lib/active_merchant/billing/integrations/gestpay/notification.rb in activemerchant-1.5.0

@@ -24,10 +24,12 @@
           def gross
             params['PAY1_AMOUNT']
           end
           
           def currency
-            CURRENCY_MAPPING.index(params['PAY1_UICCODE'])
+            # Ruby 1.9 compat
+            method = CURRENCY_MAPPING.respond_to?(:key) ? :key : :index
+            CURRENCY_MAPPING.send(method, params['PAY1_UICCODE'])
           end
 
           def test?
             false
           end