ytsm/app/YtManagerApp/appconfig.py

113 lines
4.4 KiB
Python

import logging
import os
import os.path
from collections import ChainMap
from configparser import ConfigParser
from shutil import copyfile
from typing import Optional, Any
from django.conf import settings as dj_settings
from django.contrib.auth.models import User
from .models import UserSettings, Subscription
from .utils.extended_interpolation_with_env import ExtendedInterpolatorWithEnv
class AppSettings(ConfigParser):
_DEFAULT_INTERPOLATION = ExtendedInterpolatorWithEnv()
def __init__(self, *args, **kwargs):
super().__init__(allow_no_value=True, *args, **kwargs)
def initialize(self):
self.read([dj_settings.DEFAULTS_FILE, dj_settings.CONFIG_FILE])
def save(self):
if os.path.exists(dj_settings.CONFIG_FILE):
# Create a backup
copyfile(dj_settings.CONFIG_FILE, dj_settings.CONFIG_FILE + ".backup")
else:
# Ensure directory exists
settings_dir = os.path.dirname(dj_settings.CONFIG_FILE)
os.makedirs(settings_dir, exist_ok=True)
with open(dj_settings.CONFIG_FILE, 'w') as f:
self.write(f)
def __get_combined_dict(self, vars: Optional[Any], sub: Optional[Subscription], user: Optional[User]) -> ChainMap:
vars_dict = {}
sub_overloads_dict = {}
user_settings_dict = {}
if vars is not None:
vars_dict = vars
if sub is not None:
sub_overloads_dict = sub.get_overloads_dict()
if user is not None:
user_settings = UserSettings.find_by_user(user)
if user_settings is not None:
user_settings_dict = user_settings.to_dict()
return ChainMap(vars_dict, sub_overloads_dict, user_settings_dict)
def get_user(self, user: User, section: str, option: Any, vars=None, fallback=object()) -> str:
return super().get(section, option,
fallback=fallback,
vars=self.__get_combined_dict(vars, None, user))
def getboolean_user(self, user: User, section: str, option: Any, vars=None, fallback=object()) -> bool:
return super().getboolean(section, option,
fallback=fallback,
vars=self.__get_combined_dict(vars, None, user))
def getint_user(self, user: User, section: str, option: Any, vars=None, fallback=object()) -> int:
return super().getint(section, option,
fallback=fallback,
vars=self.__get_combined_dict(vars, None, user))
def getfloat_user(self, user: User, section: str, option: Any, vars=None, fallback=object()) -> float:
return super().getfloat(section, option,
fallback=fallback,
vars=self.__get_combined_dict(vars, None, user))
def get_sub(self, sub: Subscription, section: str, option: Any, vars=None, fallback=object()) -> str:
return super().get(section, option,
fallback=fallback,
vars=self.__get_combined_dict(vars, sub, sub.user))
def getboolean_sub(self, sub: Subscription, section: str, option: Any, vars=None, fallback=object()) -> bool:
return super().getboolean(section, option,
fallback=fallback,
vars=self.__get_combined_dict(vars, sub, sub.user))
def getint_sub(self, sub: Subscription, section: str, option: Any, vars=None, fallback=object()) -> int:
return super().getint(section, option,
fallback=fallback,
vars=self.__get_combined_dict(vars, sub, sub.user))
def getfloat_sub(self, sub: Subscription, section: str, option: Any, vars=None, fallback=object()) -> float:
return super().getfloat(section, option,
fallback=fallback,
vars=self.__get_combined_dict(vars, sub, sub.user))
settings = AppSettings()
def initialize_app_config():
settings.initialize()
__initialize_logger()
logging.info('Application started!')
def __initialize_logger():
log_dir = os.path.dirname(dj_settings.LOG_FILE)
os.makedirs(log_dir, exist_ok=True)
logging.basicConfig(
filename=dj_settings.LOG_FILE,
level=dj_settings.LOG_LEVEL,
format=dj_settings.LOG_FORMAT)