xdg_dirs.py

# SPDX-FileCopyrightText: 2019–2021 Felix Gruber <felgru@posteo.net>
#
# SPDX-License-Identifier: GPL-3.0-or-later

import os
from pathlib import Path
import sys

def getXDGdirectories(basename: str) -> dict[str, Path]:
    if sys.platform == 'linux':
        # XDG base dirs
        # https://specifications.freedesktop.org/basedir-spec/basedir-spec-latest.html
        xdg_dirs = {
                'cache': Path(os.environ.get('XDG_CACHE_HOME',
                                             os.environ['HOME'] + '/.cache')),
                'config': Path(os.environ.get('XDG_CONFIG_HOME',
                                              os.environ['HOME'] + '/.config')),
                'data': Path(os.environ.get(
                    'XDG_DATA_HOME',
                    os.environ['HOME'] + '/.local/share')),
               }
    elif sys.platform == 'darwin':
        # MacOS-specific directories
        xdg_dirs = {
                'cache': Path(os.environ['HOME'], 'Library/Caches'),
                'config': Path(os.environ['HOME'], 'Library/Preferences'),
                'data': Path(os.environ['HOME'], 'Library/Application Support'),
                }
    else:
        raise RuntimeError(f'unknown operating system: {sys.platform}')
    return {k: v / basename for k, v in xdg_dirs.items()}