Synnefo

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from urllib import unquote

from urlparse import urlunsplit, urlsplit

from django.http import HttpResponse

from django.utils.http import urlencode

from astakos.im.cookie import Cookie

from astakos.im.settings import COOKIE_NAME

from astakos.im.util import get_query

class CookieAuthenticationMiddleware(object):

    def process_request(self, request):

        cookie = Cookie(request)

        if cookie.is_valid:

            return

        response = HttpResponse(status=302)

        parts = list(urlsplit(request.path))

        params = get_query(request)

        parts[3] = urlencode(params)

        url = urlunsplit(parts)

        response['Location'] = url

        cookie.fix(response)

        return response

    def process_response(self, request, response):

        Cookie(request, response).fix()

        return response