2016-11-30 17:33:00 +00:00
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from django.http import HttpResponse
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2021-07-04 06:29:52 +00:00
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from django.middleware.csrf import get_token, rotate_token
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2017-09-17 20:24:05 +00:00
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from django.template import Context, RequestContext, Template
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2016-11-30 17:33:00 +00:00
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from django.template.context_processors import csrf
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2021-07-04 06:29:52 +00:00
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from django.utils.decorators import decorator_from_middleware
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from django.utils.deprecation import MiddlewareMixin
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from django.views.decorators.csrf import csrf_protect, ensure_csrf_cookie
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class TestingHttpResponse(HttpResponse):
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"""
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A version of HttpResponse that stores what cookie values are passed to
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set_cookie() when CSRF_USE_SESSIONS=False.
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"""
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2022-02-03 19:24:19 +00:00
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2021-07-04 06:29:52 +00:00
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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# This is a list of the cookie values passed to set_cookie() over
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# the course of the request-response.
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self._cookies_set = []
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def set_cookie(self, key, value, **kwargs):
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super().set_cookie(key, value, **kwargs)
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self._cookies_set.append(value)
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class _CsrfCookieRotator(MiddlewareMixin):
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def process_response(self, request, response):
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rotate_token(request)
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return response
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csrf_rotating_token = decorator_from_middleware(_CsrfCookieRotator)
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2021-07-16 14:54:42 +00:00
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@csrf_protect
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def protected_view(request):
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2022-02-03 19:24:19 +00:00
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return HttpResponse("OK")
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2021-07-16 14:54:42 +00:00
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2021-07-06 04:03:32 +00:00
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@ensure_csrf_cookie
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def ensure_csrf_cookie_view(request):
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2022-02-03 19:24:19 +00:00
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return HttpResponse("OK")
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2021-07-06 04:03:32 +00:00
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2021-07-16 14:54:42 +00:00
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@csrf_protect
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@ensure_csrf_cookie
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def ensured_and_protected_view(request):
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2022-02-03 19:24:19 +00:00
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return TestingHttpResponse("OK")
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2021-07-16 14:54:42 +00:00
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2021-07-04 06:29:52 +00:00
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@csrf_protect
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@csrf_rotating_token
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@ensure_csrf_cookie
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def sandwiched_rotate_token_view(request):
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"""
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This is a view that calls rotate_token() in process_response() between two
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calls to CsrfViewMiddleware.process_response().
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"""
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2022-02-03 19:24:19 +00:00
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return TestingHttpResponse("OK")
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2016-11-30 17:33:00 +00:00
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def post_form_view(request):
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"""Return a POST form (without a token)."""
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2022-02-03 19:24:19 +00:00
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return HttpResponse(
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content="""
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2022-02-04 07:08:27 +00:00
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<html>
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<body><h1>\u00a1Unicode!<form method="post"><input type="text"></form></body>
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</html>
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2022-02-03 19:24:19 +00:00
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"""
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)
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2016-11-30 17:33:00 +00:00
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def token_view(request):
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context = RequestContext(request, processors=[csrf])
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2022-02-03 19:24:19 +00:00
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template = Template("{% csrf_token %}")
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2016-11-30 17:33:00 +00:00
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return HttpResponse(template.render(context))
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def non_token_view_using_request_processor(request):
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"""Use the csrf view processor instead of the token."""
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context = RequestContext(request, processors=[csrf])
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2022-02-03 19:24:19 +00:00
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template = Template("")
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2016-11-30 17:33:00 +00:00
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return HttpResponse(template.render(context))
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2017-09-17 20:24:05 +00:00
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def csrf_token_error_handler(request, **kwargs):
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"""This error handler accesses the CSRF token."""
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template = Template(get_token(request))
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return HttpResponse(template.render(Context()), status=599)
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