# -*- coding: utf-8 -*-
"""
Django common settings for cof project.

Everything which is supposed to be identical between the production server and
the local development server should be here.
"""

import os

# Database credentials
try:
    from .secret import DBNAME, DBUSER, DBPASSWD
except ImportError:
    # On the local development VM, theses credentials are in the environment
    DBNAME = os.environ["DBNAME"]
    DBUSER = os.environ["DBUSER"]
    DBPASSWD = os.environ["DBPASSWD"]
except KeyError:
    raise RuntimeError("Secrets missing")


# Redis settings (for cache and channel layers)
try:
    from .secret import REDIS_USER, REDIS_PASS
except ImportError:
    REDIS_USER = os.environ.get("REDIS_USER", "")
    REDIS_PASS = os.environ.get("REDIS_PASS", "")

if REDIS_USER or REDIS_PASS:
    REDIS_AUTH = REDIS_USER+":"+REDIS_PASS+"@"
else:
    REDIS_AUTH = ''

REDIS_HOST = os.environ.get("REDIS_HOST", "localhost")
REDIS_PORT = os.environ.get("REDIS_PORT", "6379")

REDIS_BASE_URL = "redis://" + REDIS_AUTH + REDIS_HOST + ":" + REDIS_PORT
# To select a specific redis database, do: REDIS_BASE_URL + '/<num_db>'


# Other secrets
try:
    from .secret import (
        SECRET_KEY, RECAPTCHA_PUBLIC_KEY, RECAPTCHA_PRIVATE_KEY, ADMINS
    )
except ImportError:
    raise RuntimeError("Secrets missing")


BASE_DIR = os.path.dirname(
    os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
)


# Application definition
INSTALLED_APPS = [
    'gestioncof',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.sites',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'grappelli',
    'django.contrib.admin',
    'django.contrib.admindocs',
    'bda',
    'autocomplete_light',
    'captcha',
    'django_cas_ng',
    'bootstrapform',
    'kfet',
    'channels',
    'widget_tweaks',
    'custommail',
    'djconfig',
]

MIDDLEWARE_CLASSES = [
    'django.contrib.sessions.middleware.SessionMiddleware',
    'django.middleware.common.CommonMiddleware',
    'django.middleware.csrf.CsrfViewMiddleware',
    'django.contrib.auth.middleware.AuthenticationMiddleware',
    'django.contrib.auth.middleware.SessionAuthenticationMiddleware',
    'kfet.middleware.KFetAuthenticationMiddleware',
    'django.contrib.messages.middleware.MessageMiddleware',
    'django.middleware.clickjacking.XFrameOptionsMiddleware',
    'django.middleware.security.SecurityMiddleware',
    'djconfig.middleware.DjConfigMiddleware',
]

ROOT_URLCONF = 'cof.urls'

TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [],
        '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.core.context_processors.i18n',
                'django.core.context_processors.media',
                'django.core.context_processors.static',
                'djconfig.context_processors.config',
                'gestioncof.shared.context_processor',
                'kfet.context_processors.auth',
                'kfet.context_processors.config',
            ],
        },
    },
]

DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.mysql',
        'NAME': DBNAME,
        'USER': DBUSER,
        'PASSWORD': DBPASSWD,
        'HOST': os.environ.get('DBHOST', 'localhost'),
    }
}


# Internationalization
# https://docs.djangoproject.com/en/1.8/topics/i18n/

LANGUAGE_CODE = 'fr-fr'

TIME_ZONE = 'Europe/Paris'

USE_I18N = True

USE_L10N = True

USE_TZ = True

# Various additional settings
SITE_ID = 1

GRAPPELLI_ADMIN_HEADLINE = "GestioCOF"
GRAPPELLI_ADMIN_TITLE = "<a href=\"/\">GestioCOF</a>"

MAIL_DATA = {
    'petits_cours': {
        'FROM': "Le COF <cof@ens.fr>",
        'BCC': "archivescof@gmail.com",
        'REPLYTO': "cof@ens.fr"},
    'rappels': {
        'FROM': 'Le BdA <bda@ens.fr>',
        'REPLYTO': 'Le BdA <bda@ens.fr>'},
    'revente': {
        'FROM': 'BdA-Revente <bda-revente@ens.fr>',
        'REPLYTO': 'BdA-Revente <bda-revente@ens.fr>'},
}

LOGIN_URL = "cof-login"
LOGIN_REDIRECT_URL = "home"

CAS_SERVER_URL = 'https://cas.eleves.ens.fr/'
CAS_IGNORE_REFERER = True
CAS_REDIRECT_URL = '/'
CAS_EMAIL_FORMAT = "%s@clipper.ens.fr"
AUTHENTICATION_BACKENDS = (
    'django.contrib.auth.backends.ModelBackend',
    'gestioncof.shared.COFCASBackend',
    'kfet.backends.GenericTeamBackend',
)

RECAPTCHA_USE_SSL = True

# Cache settings (use db #1 of redis)

CACHE_REDIS_URL = REDIS_BASE_URL + "/1"

CACHES = {
    'default': {
        'BACKEND': 'redis_cache.RedisCache',
        'LOCATION': CACHE_REDIS_URL,
    }
}


# Channels settings (use db #0 of redis)

CHANNEL_REDIS_URL = REDIS_BASE_URL + "/0"

CHANNEL_LAYERS = {
    "default": {
        "BACKEND": "asgi_redis.RedisChannelLayer",
        "CONFIG": {
            "hosts": [CHANNEL_REDIS_URL],
        },
        "ROUTING": "cof.routing.channel_routing",
    }
}

FORMAT_MODULE_PATH = 'cof.locale'