Allow to request groups

(cherry picked from commit 6e2ed65c)

aleksis/core/settings.py

@@ -351,6 +351,7 @@ if _settings.get("oauth2.oidc.enabled", False):
             "address": _("Full home postal address"),
             "email": _("Email address"),
             "phone": _("Home and mobile phone"),
+            "groups": _("Groups"),
         }
     )
 

aleksis/core/util/auth_helpers.py

@@ -72,4 +72,8 @@ class CustomOAuth2Validator(OAuth2Validator):
                 "postal_code": request.user.person.postal_code,
             }
 
+        if "groups" in request.scopes and has_person(request.user):
+            for group in request.user.person.groups.all():
+                claims["groups"].append(group.name)
+
         return claims