def logout(request):
try:
old_auth_hash = request.COOKIES['auth']
except (KeyError):
return render_to_response('frontend/login.html')
r = Redis(db=0)
user_id = r.get('auth:%s:id' % old_auth_hash)
auth_hash = hashlib.sha224().hexdigest()
r.set('uid:%s:auth' % user_id, auth_hash)
r.set('auth:%s' % auth_hash, user_id)
r.delete('auth:%s' % old_auth_hash)
return render_to_response('frontend/login.html')
