duck-booking-tool/booking/apps.py
2015-10-21 15:56:12 +02:00

49 lines
1.2 KiB
Python

# -*- coding: utf-8
"""
App config for the booking module of the Duck Booking Tool. This module
is currently needed for the MAX_DUCK_LEVEL system check.
"""
from django.apps import AppConfig
from django.conf import settings
from django.core.checks import Error, register
from django.core.exceptions import ImproperlyConfigured
@register()
def max_level_check(app_configs, **kwargs):
"""
System check to see if MAX_DUCK_LEVEL has a sane value (non-zero,
positive integer)
"""
errors = []
if not hasattr(settings, 'MAX_DUCK_LEVEL'):
errors.append(
Error(
'MAX_DUCK_LEVEL is not set!',
id='booking.E001'
)
)
else:
if settings.MAX_DUCK_LEVEL <= 0:
errors.append(
Error(
'MAX_DUCK_LEVEL should be greater than zero!',
id='booking.E002'
)
)
if not isinstance(settings.MAX_DUCK_LEVEL, int):
errors.append(
Error(
'MAX_DUCK_LEVEL must be an integer!',
id='booking.E003'
)
)
return errors
class BookingConfig(AppConfig):
name = 'booking'