music-kraken-core/music_kraken/utils/path_manager/locations.py
2024-04-09 10:32:17 +02:00

89 lines
3.2 KiB
Python

import configparser
from pathlib import Path
import os
from os.path import expandvars
import logging
from sys import platform
import tempfile
from typing import Optional
from pyffmpeg import FFmpeg
from .music_directory import get_music_directory
from .config_directory import get_config_directory
class Locations:
@staticmethod
def _get_env(key: str, default: Path, default_for_windows: bool = True) -> Optional[Path]:
res = os.environ.get(key.upper())
if res is not None:
return res
xdg_user_dirs_file = os.environ.get("XDG_CONFIG_HOME") or Path(Path.home(), ".config", "user-dirs.dirs")
xdg_user_dirs_default_file = Path("/etc/xdg/user-dirs.defaults")
def get_dir_from_xdg_file(xdg_file_path: os.PathLike) -> Optional[Path]:
nonlocal key
try:
with open(xdg_file_path, 'r') as f:
data = "[XDG_USER_DIRS]\n" + f.read()
config = configparser.ConfigParser(allow_no_value=True)
config.read_string(data)
xdg_config = config['XDG_USER_DIRS']
return Path(expandvars(xdg_config[key.lower()].strip('"')))
except (FileNotFoundError, KeyError) as e:
logging.warning(
f"Missing file or No entry found for \"{key}\" in: \"{xdg_file_path}\".\n"
)
logging.debug(str(e))
res = get_dir_from_xdg_file(xdg_user_dirs_file)
if res is not None:
return res
res = get_dir_from_xdg_file(xdg_user_dirs_default_file)
if res is not None:
return res
logging.warning(f"couldn't find a {key}, falling back to: {default}")
if not default_for_windows and platform == "linux":
return
return default
def __init__(self, application_name: os.PathLike = "music-kraken"):
self.FILE_ENCODING: str = "utf-8"
self.TEMP_DIRECTORY = Path(tempfile.gettempdir(), application_name)
self.TEMP_DIRECTORY.mkdir(exist_ok=True, parents=True)
self.MUSIC_DIRECTORY = get_music_directory()
self.CONFIG_DIRECTORY = get_config_directory(str(application_name))
self.CONFIG_DIRECTORY.mkdir(exist_ok=True, parents=True)
self.CONFIG_FILE = Path(self.CONFIG_DIRECTORY, f"{application_name}.conf")
self.LEGACY_CONFIG_FILE = Path(self.CONFIG_DIRECTORY, f"{application_name}.conf")
self.CACHE_DIRECTORY = self._get_env("XDG_CACHE_HOME", Path(Path.home(), ".cache"))
if self.CACHE_DIRECTORY is None:
logging.warning(f"Could not find a cache dir. Falling back to the temp dir: {self.TEMP_DIRECTORY}")
self.CACHE_DIRECTORY = self.TEMP_DIRECTORY
else:
self.CACHE_DIRECTORY = Path(self.CACHE_DIRECTORY, application_name)
self.CACHE_DIRECTORY.mkdir(parents=True, exist_ok=True)
self.FFMPEG_BIN = Path(FFmpeg(enable_log=False).get_ffmpeg_bin())
def get_config_file(self, config_name: str) -> Path:
return Path(self.CONFIG_DIRECTORY, f"{config_name}.toml")
def get_log_file(self, file_name: os.PathLike) -> Path:
return Path(self.TEMP_DIRECTORY, file_name)