NDOJ/judge/authentication.py
2024-01-30 22:20:55 -06:00

48 lines
1.9 KiB
Python

from django.contrib.auth.backends import ModelBackend
from django.contrib.auth.models import User
from django.contrib.auth.forms import PasswordChangeForm
from django.contrib.auth.views import PasswordChangeView
from django.urls import reverse_lazy
from django.utils.translation import gettext_lazy as _
class CustomModelBackend(ModelBackend):
def authenticate(self, request, username=None, password=None, **kwargs):
try:
# Check if the username is an email
user = User.objects.get(username=username)
except User.DoesNotExist:
# If the username is not an email, try authenticating with the username field
user = User.objects.filter(email=username).first()
if user and user.check_password(password):
return user
class CustomPasswordChangeForm(PasswordChangeForm):
def __init__(self, *args, **kwargs):
super(CustomPasswordChangeForm, self).__init__(*args, **kwargs)
if not self.user.has_usable_password():
self.fields.pop("old_password")
def clean_old_password(self):
if "old_password" not in self.cleaned_data:
return
return super(CustomPasswordChangeForm, self).clean_old_password()
def clean(self):
cleaned_data = super(CustomPasswordChangeForm, self).clean()
if "old_password" not in self.cleaned_data and not self.errors:
cleaned_data["old_password"] = ""
return cleaned_data
class CustomPasswordChangeView(PasswordChangeView):
form_class = CustomPasswordChangeForm
success_url = reverse_lazy("password_change_done")
template_name = "registration/password_change_form.html"
def get_form_kwargs(self):
kwargs = super(CustomPasswordChangeView, self).get_form_kwargs()
kwargs["user"] = self.request.user
return kwargs