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# -*- coding: utf-8 -*-
#
from django.dispatch import receiver
from django.db.models.signals import post_save
from django.conf import settings
from django.db.utils import ProgrammingError, OperationalError
from .models import Setting
from .utils import get_logger
from .signals import django_ready, ldap_auth_enable
logger = get_logger(__file__)
@receiver(post_save, sender=Setting, dispatch_uid="my_unique_identifier")
def refresh_settings_on_changed(sender, instance=None, **kwargs):
logger.debug("Receive setting item change")
logger.debug(" - refresh setting: {}".format(instance.name))
if instance:
instance.refresh_setting()
@receiver(django_ready, dispatch_uid="my_unique_identifier")
def refresh_all_settings_on_django_ready(sender, **kwargs):
logger.debug("Receive django ready signal")
logger.debug(" - fresh all settings")
try:
Setting.refresh_all_settings()
except (ProgrammingError, OperationalError):
pass
@receiver(ldap_auth_enable, dispatch_uid="my_unique_identifier")
def ldap_auth_on_changed(sender, enabled=True, **kwargs):
if enabled:
logger.debug("Enable LDAP auth")
if settings.AUTH_LDAP_BACKEND not in settings.AUTH_LDAP_BACKEND:
settings.AUTHENTICATION_BACKENDS.insert(0, settings.AUTH_LDAP_BACKEND)
else:
logger.debug("Disable LDAP auth")
if settings.AUTH_LDAP_BACKEND in settings.AUTHENTICATION_BACKENDS:
settings.AUTHENTICATION_BACKENDS.remove(settings.AUTH_LDAP_BACKEND)