Add simple view to give OAuth information

Signed-off-by: Yohann D'ANELLO <ynerant@crans.org>

apps/api/views.py

@@ -0,0 +1,17 @@
+# Copyright (C) 2018-2021 by BDE ENS Paris-Saclay
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+from django.contrib.auth.models import User
+from rest_framework.generics import RetrieveAPIView
+
+from .serializers import UserSerializer
+
+
+class UserInformationView(RetrieveAPIView):
+    serializer_class = UserSerializer
+
+    def get_queryset(self):
+        return User.objects.filter(pk=self.request.user.pk)
+
+    def get_object(self):
+        return self.request.user