[idp] Handle adding of attributes with a friendly name

authentic2/idp/saml/saml2_endpoints.py

@@ -150,6 +150,11 @@ def saml2_add_attribute_values(assertion, attributes):
                 name, format = key
                 attribute.nameFormat = format
                 values = attributes[(name, format)]
+            elif type(key) is tuple and len(key) == 3:
+                name, format, nickname = key
+                attribute.nameFormat = format
+                attribute.friendlyName = nickname
+                values = attributes[(name, format, nickname)]
             elif type(key) is tuple:
                 return
             else:

authentic2/idp/signals.py

@@ -14,9 +14,9 @@ Expect a dictionnaries as return with:
  - the attributes to add to the response e.g.
    - dic = {}
    - attributes = {}
-   - values = [value1, value2]
-   - attributes[name] = values
-   - attributes[(name, format)] = values
+   - attributes[name] = (value1, value2, )
+   - attributes[(name, format)] = (value1, value2, )
+   - attributes[(name, format, nickname)] = (value1, value2, )
    - dic['attributes'] = attributes
    - return dic
 '''