kpsul/kfet/backends.py
Aurélien Delobelle 709d421b2c Add custom Manager for Account model.
- When Account model is queried with Account.objects, it always add
  .select_related('cofprofile_user', 'negative').
- Eg benefits: history doesn't do anymore one request by account to
  fill the account filter.

Important

Using this workaround (systemically append select_related) can be
dangerous normally, however a certain number of properties in
cofprofile and user are frequently used (as firstname or lastname), and
the benefits seems greater.
2017-04-06 18:23:27 +02:00

56 lines
1.8 KiB
Python

# -*- coding: utf-8 -*-
from __future__ import (absolute_import, division,
print_function, unicode_literals)
from builtins import *
import hashlib
from django.contrib.auth.models import User, Permission
from gestioncof.models import CofProfile
from kfet.models import Account, GenericTeamToken
class KFetBackend(object):
def authenticate(self, request):
password = request.POST.get('KFETPASSWORD', '')
password = request.META.get('HTTP_KFETPASSWORD', password)
if not password:
return None
try:
password_sha256 = hashlib.sha256(password.encode('utf-8')).hexdigest()
account = Account.objects.get(password=password_sha256)
user = account.cofprofile.user
except Account.DoesNotExist:
return None
return user
class GenericTeamBackend(object):
def authenticate(self, username=None, token=None):
valid_token = GenericTeamToken.objects.get(token=token)
if username == 'kfet_genericteam' and valid_token:
# Création du user s'il n'existe pas déjà
user, _ = User.objects.get_or_create(username='kfet_genericteam')
profile, _ = CofProfile.objects.get_or_create(user=user)
account, _ = Account.objects.get_or_create(
cofprofile=profile,
trigramme='GNR')
# Ajoute la permission kfet.is_team à ce user
perm_is_team = Permission.objects.get(codename='is_team')
user.user_permissions.add(perm_is_team)
return user
return None
def get_user(self, user_id):
try:
return (
User.objects
.select_related('profile__acount_kfet')
.get(pk=user_id)
)
except User.DoesNotExist:
return None