Files
pretix_cgo/src/pretix/api/auth/session.py
2024-01-26 11:44:02 +01:00

50 lines
2.1 KiB
Python

#
# This file is part of pretix (Community Edition).
#
# Copyright (C) 2014-2020 Raphael Michel and contributors
# Copyright (C) 2020-2021 rami.io GmbH and contributors
#
# This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General
# Public License as published by the Free Software Foundation in version 3 of the License.
#
# ADDITIONAL TERMS APPLY: Pursuant to Section 7 of the GNU Affero General Public License, additional terms are
# applicable granting you additional permissions and placing additional restrictions on your usage of this software.
# Please refer to the pretix LICENSE file to obtain the full terms applicable to this work. If you did not receive
# this file, see <https://pretix.eu/about/en/license>.
#
# This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
# details.
#
# You should have received a copy of the GNU Affero General Public License along with this program. If not, see
# <https://www.gnu.org/licenses/>.
#
from rest_framework import exceptions
from rest_framework.authentication import (
SessionAuthentication as BaseSessionAuthentication,
)
from pretix.multidomain.middlewares import CsrfViewMiddleware
class CustomCSRFCheck(CsrfViewMiddleware):
def _reject(self, request, reason):
# Return the failure reason instead of an HttpResponse
return reason
class SessionAuthentication(BaseSessionAuthentication):
# Override from DRF to user our custom CSRF middleware
def enforce_csrf(self, request):
def dummy_get_response(request): # pragma: no cover
return None
check = CustomCSRFCheck(dummy_get_response)
# populates request.META['CSRF_COOKIE'], which is used in process_view()
check.process_request(request)
reason = check.process_view(request, None, (), {})
if reason:
# CSRF failed, bail with explicit error message
raise exceptions.PermissionDenied('CSRF Failed: %s' % reason)