Coverage for madrona/openid/middleware : 90%

# -*- coding: utf-8 -*- 

# Copyright 2007, 2008,2009 by Benoît Chesneau <benoitc@e-engura.org> 

#  

# Licensed under the Apache License, Version 2.0 (the "License"); 

# you may not use this file except in compliance with the License. 

# You may obtain a copy of the License at 

# 

#     http://www.apache.org/licenses/LICENSE-2.0 

# 

# Unless required by applicable law or agreed to in writing, software 

# distributed under the License is distributed on an "AS IS" BASIS, 

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 

# See the License for the specific language governing permissions and 

# limitations under the License. 

# 

from madrona.openid.utils.mimeparse import best_match 

from django.http import HttpResponseRedirect 

from django.core.urlresolvers import reverse 

from madrona.openid.models import UserAssociation 

from madrona.openid.views import xrdf 

from madrona.common.utils import get_logger 

__all__ = ["OpenIDMiddleware"] 

log = get_logger() 

class OpenIDMiddleware(object): 

    """ 

    Populate request.openid. This comes either from cookie or from 

    session, depending on the presence of OPENID_USE_SESSIONS. MP- HUH? I dont see that setting used anywhere 

    """ 

    def process_request(self, request): 

        request.openid = request.session.get('openid', None) 

        request.openids = request.session.get('openids', []) 

        # The code below seems benign and perfectly understandable (just grabs the openids and attaches a list to the request object) 

        # But for some unknown reason, this filter interacts with sessions in such a way that  

        # load_sessions fails to work on requests from the GE plugin 

        # 

        # Not sure what the implications are for excluding it but we shall see 

        #  

        #rels = UserAssociation.objects.filter(user__id=request.user.id) 

        rels = [] 

        request.associated_openids = [rel.openid_url for rel in rels] 

    def process_response(self, request, response): 

        if response.status_code != 200 or len(response.content) < 200: 

            return response 

        path = request.get_full_path() 

        if path == "/" and 'HTTP_ACCEPT' in request.META and \ 

                best_match(['text/html', 'application/xrds+xml'], 

                    request.META['HTTP_ACCEPT']) == 'application/xrds+xml': 

            response = xrdf(request) 

        return response