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# gLifestream Copyright (C) 2010 Wojciech Polak
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation; either version 3 of the License, or (at your
# option) any later version.
#
# 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program. If not, see <http://www.gnu.org/licenses/>.
from django.conf import settings
from django.http import HttpResponse, HttpResponseRedirect
from django.utils.translation import ugettext as _
try:
import openid
from openid.consumer import consumer
from openid import oidutil
oidutil.log = lambda *args: None
except ImportError:
openid = None
def start(request, identifier):
if not openid:
return {}
oidconsumer = consumer.Consumer(request.session, __get_store())
try:
auth_request = oidconsumer.begin(identifier)
except consumer.DiscoveryFailure, exc:
return {'msg': _('OpenID authentication failed')}
else:
if auth_request is None:
return {'msg': _('No OpenID services found for %s') % identifier}
else:
trust_root = settings.BASE_URL + '/'
if request.is_secure():
trust_root = trust_root.replace('http://', 'https://')
return_to = request.build_absolute_uri()
if auth_request.shouldSendRedirect():
redirect_url = auth_request.redirectURL(
trust_root, return_to, immediate=False)
return {'res': HttpResponseRedirect(redirect_url)}
else:
form_html = auth_request.htmlMarkup(
trust_root, return_to,
form_tag_attrs={'id': 'openid_message'},
immediate=False)
return {'res': HttpResponse(form_html)}
def finish(request):
oidconsumer = consumer.Consumer(request.session, __get_store())
return_to = request.build_absolute_uri()
auth_response = oidconsumer.complete(request.GET, return_to)
if auth_response.status == consumer.CANCEL:
return {'status': 'cancel', 'msg': _('Verification cancelled')}
elif auth_response.status == consumer.FAILURE:
return {'status': 'failure', 'msg': _('OpenID authentication failed: %s') % auth_response.message}
elif auth_response.status == consumer.SUCCESS:
return {'status': 'success', 'identity_url': auth_response.identity_url}
return {}
def __get_store():
mstore = getattr(settings, 'OPENID_STORE',
'openid.store.filestore.FileOpenIDStore')
i = mstore.rfind('.')
module, attr = mstore[:i], mstore[i+1:]
mod = __import__(module, {}, {}, [attr])
cls = getattr(mod, attr)
if module.endswith('filestore'):
arg = getattr(settings, 'OPENID_STORE_FILEPATH', '/tmp/gls_openid')
else:
from django.db import connection
c = connection.cursor()
arg = c.db.connection
return cls(arg)
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