mopidy/mopidy/utils/xdg.py
2015-04-08 00:29:55 +02:00

67 lines
2.0 KiB
Python

from __future__ import absolute_import, unicode_literals
import ConfigParser as configparser
import io
import os
def get_dirs():
"""Returns a dict of all the known XDG Base Directories for the current user.
The keys ``XDG_CACHE_DIR``, ``XDG_CONFIG_DIR``, and ``XDG_DATA_DIR`` is
always available.
Additional keys, like ``XDG_MUSIC_DIR``, may be available if the
``$XDG_CONFIG_DIR/user-dirs.dirs`` file exists and is parseable.
See http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html
for the XDG Base Directory specification.
"""
dirs = {
'XDG_CACHE_DIR': (
os.environ.get('XDG_CACHE_HOME') or
os.path.expanduser(b'~/.cache')),
'XDG_CONFIG_DIR': (
os.environ.get('XDG_CONFIG_HOME') or
os.path.expanduser(b'~/.config')),
'XDG_DATA_DIR': (
os.environ.get('XDG_DATA_HOME') or
os.path.expanduser(b'~/.local/share')),
}
dirs.update(_get_user_dirs(dirs['XDG_CONFIG_DIR']))
return dirs
def _get_user_dirs(xdg_config_dir):
"""Returns a dict of XDG dirs read from
``$XDG_CONFIG_HOME/user-dirs.dirs``.
This is used at import time for most users of :mod:`mopidy`. By rolling our
own implementation instead of using :meth:`glib.get_user_special_dir` we
make it possible for many extensions to run their test suites, which are
importing parts of :mod:`mopidy`, in a virtualenv with global site-packages
disabled, and thus no :mod:`glib` available.
"""
dirs_file = os.path.join(xdg_config_dir, 'user-dirs.dirs')
if not os.path.exists(dirs_file):
return {}
with open(dirs_file, 'rb') as fh:
data = fh.read()
data = b'[XDG_USER_DIRS]\n' + data
data = data.replace(b'$HOME', os.path.expanduser(b'~'))
data = data.replace(b'"', b'')
config = configparser.RawConfigParser()
config.readfp(io.BytesIO(data))
return {
k.decode('utf-8').upper(): os.path.abspath(v)
for k, v in config.items('XDG_USER_DIRS') if v is not None}