konova/user/views/propagate.py
mpeltriaux a12c2fb57e # Propagation extension
* adds sso_identifier as new User model attribute
* refactors minor code snippets on user-propagation data resolving
* adds updating of username based on propagation data
* adds sso_identifier on admin backend view
2025-09-12 09:24:02 +02:00

61 lines
1.8 KiB
Python

"""
Author: Michel Peltriaux
Organization: Struktur- und Genehmigungsdirektion Nord, Rhineland-Palatinate, Germany
Contact: ksp-servicestelle@sgdnord.rlp.de
Created on: 10.05.24
"""
import base64
import hashlib
import json
from cryptography.fernet import Fernet
from django.core.exceptions import ObjectDoesNotExist
from django.http import HttpRequest, JsonResponse
from django.utils.decorators import method_decorator
from django.views import View
from django.views.decorators.csrf import csrf_exempt
from konova.sub_settings.sso_settings import PROPAGATION_SECRET
from user.models import User
class PropagateUserView(View):
""" Receives user data to be stored in db
Used if new user gets access to application and needs to be created in application before first login (e.g.
proper rights management)
"""
@method_decorator(csrf_exempt)
def dispatch(self, request, *args, **kwargs):
return super().dispatch(request, *args, **kwargs)
def post(self, request: HttpRequest, *args, **kwargs):
# Decrypt
encrypted_body = request.body
_hash = hashlib.md5()
_hash.update(PROPAGATION_SECRET.encode("utf-8"))
key = base64.urlsafe_b64encode(_hash.hexdigest().encode("utf-8"))
fernet = Fernet(key)
body = fernet.decrypt(encrypted_body).decode("utf-8")
body = json.loads(body)
try:
status = "updated"
user = User.resolve_user_using_propagation_data(body)
user = user.update_user_using_propagation_data(body)
except ObjectDoesNotExist:
user = User(**body)
status = "created"
user.set_unusable_password()
user.save()
data = {
"success": True,
"status": status
}
return JsonResponse(data)