From ef9d88db73c52e06ed4757d025adfb145411fad5 Mon Sep 17 00:00:00 2001
From: mpeltriaux <michel.peltriaux@sgdnord.rlp.de>
Date: Wed, 19 Jan 2022 13:17:55 +0100
Subject: [PATCH] #75 Propagate users

* extends KonovaSSOClient for providing support of propagated user data from sso-server. For longterm, we hope to have this feature directly on django-simple-sso. Further details can be found here: https://github.com/divio/django-simple-sso/issues/67
---
 konova/sso/sso.py | 36 +++++++++++++++++++++++++++++++++++-
 1 file changed, 35 insertions(+), 1 deletion(-)

diff --git a/konova/sso/sso.py b/konova/sso/sso.py
index f33376fc..f3038428 100644
--- a/konova/sso/sso.py
+++ b/konova/sso/sso.py
@@ -5,17 +5,51 @@ Contact: michel.peltriaux@sgdnord.rlp.de
 Created on: 17.08.21
 
 """
+from django.http import HttpResponse
+from django.urls import re_path
+from django.views import View
+from django.views.decorators.csrf import csrf_exempt
+from itsdangerous import TimedSerializer
 from simple_sso.sso_client.client import Client
 
 from user.models import User
 
 
+class PropagateView(View):
+    """ View used to receive propagated sso-server user data
+
+    """
+    client = None
+    signer = None
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.signer = TimedSerializer(self.client.private_key)
+
+    @csrf_exempt
+    def dispatch(self, request, *args, **kwargs):
+        return super().dispatch(request, *args, **kwargs)
+
+    def post(self, request):
+        user_data = request.body
+        user_data = self.signer.loads(user_data)
+        self.client.build_user(user_data)
+        return HttpResponse(status=200)
+
+
 class KonovaSSOClient(Client):
-    """ Konova specialized derivate of general sso.Client.
+    """ Konova specialized derivative of general sso.Client.
 
     Adds some custom behaviour for konova usage.
 
     """
+    propagate_view = PropagateView
+
+    def get_urls(self):
+        urls = super().get_urls()
+        urls += re_path(r'^propagate/$', self.propagate_view.as_view(client=self), name='simple-sso-propagate'),
+        return urls
+
     def build_user(self, user_data):
         """ Creates a user or updates user data