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| 1 # Copyright 2008 Google Inc. |
| 2 # |
| 3 # Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 # you may not use this file except in compliance with the License. |
| 5 # You may obtain a copy of the License at |
| 6 # |
| 7 # http://www.apache.org/licenses/LICENSE-2.0 |
| 8 # |
| 9 # Unless required by applicable law or agreed to in writing, software |
| 10 # distributed under the License is distributed on an "AS IS" BASIS, |
| 11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 # See the License for the specific language governing permissions and |
| 13 # limitations under the License. |
| 14 |
| 15 from django.contrib.auth.models import AnonymousUser |
| 16 |
| 17 from google.appengine.api import users |
| 18 |
| 19 from appengine_django.auth import DjangoUser |
| 20 |
| 21 |
| 22 class LazyUser(object): |
| 23 def __get__(self, request, obj_type=None): |
| 24 if not hasattr(request, '_cached_user'): |
| 25 user = users.get_current_user() |
| 26 if user: |
| 27 request._cached_user = DjangoUser() |
| 28 else: |
| 29 request._cached_user = AnonymousUser() |
| 30 return request._cached_user |
| 31 |
| 32 |
| 33 class AuthenticationMiddleware(object): |
| 34 def process_request(self, request): |
| 35 request.__class__.user = LazyUser() |
| 36 return None |
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