settings.py

"""
Django settings for iric_data project.

Generated by 'django-admin startproject' using Django 2.1.4.

For more information on this file, see
https://docs.djangoproject.com/en/2.1/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/2.1/ref/settings/
"""

import os
import sys
from decouple import config, Csv
import ldap
from django_auth_ldap.config import LDAPSearch, GroupOfNamesType, LDAPGroupQuery

# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))


# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/2.1/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = config('SECRET_KEY')

# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = config('DEBUG', cast=bool)
ALLOWED_HOSTS = config('ALLOWED_HOSTS', cast=Csv())
CSRF_USE_SESSIONS = True

ADMINS = config('ADMINS', cast=lambda s: [(a[0], a[1]) for x in s.split(',') for a in [x.strip().split('/')]])

# Application definition

INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'crispy_forms',
    'private_storage',
    'chartjs',
    'portal'
]

MIDDLEWARE = [
    'django.middleware.security.SecurityMiddleware',
    'django.contrib.sessions.middleware.SessionMiddleware',
    'django.middleware.locale.LocaleMiddleware',
    'django.middleware.common.CommonMiddleware',
    'django.middleware.csrf.CsrfViewMiddleware',
    'django.contrib.auth.middleware.AuthenticationMiddleware',
    'django.contrib.messages.middleware.MessageMiddleware',
    'django.middleware.clickjacking.XFrameOptionsMiddleware',
]

ROOT_URLCONF = 'iric_data.urls'

TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [os.path.join(BASE_DIR, 'portal/templates'), BASE_DIR],
        'APP_DIRS': True,
        'OPTIONS': {
            'context_processors': [
                'django.template.context_processors.debug',
                'django.template.context_processors.request',
                'django.contrib.auth.context_processors.auth',
                'django.contrib.messages.context_processors.messages',
                'django.template.context_processors.i18n',
            ],
        },
    },
]
CRISPY_TEMPLATE_PACK = 'bootstrap4'

WSGI_APPLICATION = 'iric_data.wsgi.application'


# Database
# https://docs.djangoproject.com/en/2.1/ref/settings/#databases

DATABASES = {
    'default': {
        'ENGINE': config('DB_ENGINE'),
        'NAME': config('DB_NAME'),
        'USER': config('DB_USER'),
        'PASSWORD': config('DB_PASSWORD'),
        'HOST': config('DB_HOST'),
        'PORT': '5432',
    }
}

if 'test' in sys.argv:
    DATABASES['default']['ENGINE'] = 'django.db.backends.sqlite3'
    DATABASES['default']['NAME'] = os.path.join(BASE_DIR, 'db.sqlite3')

# For local development purposes
if 'sqlite3' in DATABASES['default']['ENGINE']:
    DATABASES['default']['NAME'] = os.path.join(BASE_DIR, 'db.sqlite3')


# Password validation
# https://docs.djangoproject.com/en/2.1/ref/settings/#auth-password-validators

AUTH_PASSWORD_VALIDATORS = [
    {
        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
    },
]


AUTHENTICATION_BACKENDS = [
    'django_auth_ldap.backend.LDAPBackend',
    'django.contrib.auth.backends.ModelBackend'
]

LOGIN_URL = 'login'
LOGIN_REDIRECT_URL = 'login-success'
LOGOUT_REDIRECT_URL = 'index'

# django-auth-ldap ##############################
AUTH_LDAP_SERVER_URI = config('AUTH_LDAP_SERVER_URI')
AUTH_LDAP_USER_QUERY_FIELD = 'email'
AUTH_LDAP_BIND_DN = config('AUTH_LDAP_BIND_DN')
AUTH_LDAP_BIND_PASSWORD = config('AUTH_LDAP_BIND_PASSWORD')
AUTH_LDAP_BIND_AS_AUTHENTICATING_USER = config('AUTH_LDAP_BIND_AS_AUTHENTICATING_USER', cast=bool)
# AUTH_LDAP_USER_DN_TEMPLATE = "mail=%(user)s,ou=people,dc=sim,dc=umontreal,dc=ca"  # config('AUTH_LDAP_USER_DN_TEMPLATE')
AUTH_LDAP_USER_SEARCH = LDAPSearch(config('AUTH_LDAP_SEARCH'), ldap.SCOPE_SUBTREE, "(|(samaccountname=%(user)s)(mail=%(user)s))")
AUTH_LDAP_USER_ATTR_MAP = {
    "first_name": "givenName",
    "last_name": "sn",
    "email": "mail",
    "username": "mail"
}
AUTH_LDAP_GROUP_SEARCH = LDAPSearch(config('AUTH_LDAP_SEARCH'), ldap.SCOPE_SUBTREE, "(objectClass=memberOf)")
AUTH_LDAP_GROUP_TYPE = GroupOfNamesType(name_attr="cn")
AUTH_LDAP_STAFF_GROUP = config('AUTH_LDAP_STAFF_GROUP1')
AUTH_LDAP_STAFF_GROUP_EXTRA = config('AUTH_LDAP_STAFF_GROUP2', default='')

if AUTH_LDAP_STAFF_GROUP_EXTRA:
    AUTH_LDAP_USER_FLAGS_BY_GROUP = {
        "is_staff": (
            LDAPGroupQuery(AUTH_LDAP_STAFF_GROUP),
            LDAPGroupQuery(AUTH_LDAP_STAFF_GROUP_EXTRA)
        )
    }
else:
    AUTH_LDAP_USER_FLAGS_BY_GROUP = {
        "is_staff": AUTH_LDAP_STAFF_GROUP
    }
AUTH_LDAP_CACHE_GROUPS = False
COMPUTER_DOMAIN = config('COMPUTER_DOMAIN')

if DEBUG:
    import logging
    import logging.handlers
    logfile = "/tmp/django-ldap-debug.log"
    my_logger = logging.getLogger('django_auth_ldap')
    my_logger.setLevel(logging.DEBUG)

    handler = logging.handlers.RotatingFileHandler(logfile, maxBytes=1024 * 500, backupCount=5)

    my_logger.addHandler(handler)
# end django-auth-ldap ############################

# Email #########################################
EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'
EMAIL_HOST = 'smtp.umontreal.ca'
EMAIL_PORT = '25'
DEFAULT_FROM_EMAIL = 'webmaster@iric.ca'
SERVER_EMAIL = DEFAULT_FROM_EMAIL
EMAIL_REPLYTO = DEFAULT_FROM_EMAIL
EMAIL_FROM = DEFAULT_FROM_EMAIL

# Internationalization
# https://docs.djangoproject.com/en/2.0/topics/i18n/

LANGUAGE_CODE = 'fr'

LANGUAGES = [
    ('fr', 'French'),
    ('en', 'English')
]


TIME_ZONE = 'America/Toronto'
USE_I18N = True
USE_L10N = True
USE_TZ = True

ENV_PATH = os.path.abspath(os.path.dirname(__file__))
MEDIA_ROOT = os.path.join(ENV_PATH, 'media/')
MEDIA_URL = "/media/"

PRIVATE_STORAGE_ROOT = MEDIA_ROOT
PRIVATE_STORAGE_AUTH_FUNCTION = 'private_storage.permissions.allow_staff'

# if not DEBUG:
#     PRIVATE_STORAGE_SERVER = 'apache'

# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/2.0/howto/static-files/

STATIC_URL = '/static/'
STATIC_ROOT = '/var/www/html/static/'

# MESSAGE_STORAGE = 'django.contrib.messages.storage.session.SessionStorage'