areas.py 文件源码

def __call__(self, f):
        """
        Applies area initialization logic to a request handling function, for example by loading user session.

        :param f: the request handler to be decorated.
        :return: a wrapped request handler that loads user information.
        """
        @wraps(f)
        async def wrapped(request):
            # set the area property inside the request object
            request.area = self.name
            try:
                await self.before_request(request)
            except InvalidCultureException:
                # redirect to a proper url
                return HTTPFound(self.get_fallback_url(request))
            except InvalidAntiforgeryTokenException:
                raise HTTPForbidden()

            return await f(request)
        return wrapped