lib/lockbox/model.rb in lockbox-0.4.2 vs lib/lockbox/model.rb in lockbox-0.4.3

@@ -85,10 +85,13 @@
               def attributes
                 # load attributes
                 # essentially a no-op if already loaded
                 # an exception is thrown if decryption fails
                 self.class.lockbox_attributes.each do |_, lockbox_attribute|
-                  send(lockbox_attribute[:attribute])
+                  # it is possible that the encrypted attribute is not loaded, eg.
+                  # if the record was fetched partially (`User.select(:id).first`).
+                  # accessing a not loaded attribute raises an `ActiveModel::MissingAttributeError`.
+                  send(lockbox_attribute[:attribute]) if has_attribute?(lockbox_attribute[:encrypted_attribute])
                 end
                 super
               end
 
               # needed for in-place modifications