lib/active_merchant/billing/integrations/payflow_link/helper.rb in jelaniharris-activemerchant-1.24.1 vs lib/active_merchant/billing/integrations/payflow_link/helper.rb in jelaniharris-activemerchant-1.29.1

@@ -10,10 +10,10 @@
             add_field('login', account)
             add_field('echodata', 'True')
             add_field('user2', self.test?)
             add_field('invoice', order)
             add_field('vendor', account)
-            add_field('user', options[:credential4] || account)
+            add_field('user', options[:credential4].presence || account)
             add_field('trxtype', options[:transaction_type] || 'S')
           end
 
           mapping :account, 'login'
           mapping :credential2, 'pwd'