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"""Unix."""
from __future__ import annotations
import os
import sys
from configparser import ConfigParser
from pathlib import Path
from .api import PlatformDirsABC
if sys.platform == "win32":
def getuid() -> int:
msg = "should only be used on Unix"
raise RuntimeError(msg)
else:
from os import getuid
class Unix(PlatformDirsABC):
"""
On Unix/Linux, we follow the
`XDG Basedir Spec <https://specifications.freedesktop.org/basedir-spec/basedir-spec-latest.html>`_. The spec allows
overriding directories with environment variables. The examples show are the default values, alongside the name of
the environment variable that overrides them. Makes use of the
`appname <platformdirs.api.PlatformDirsABC.appname>`,
`version <platformdirs.api.PlatformDirsABC.version>`,
`multipath <platformdirs.api.PlatformDirsABC.multipath>`,
`opinion <platformdirs.api.PlatformDirsABC.opinion>`,
`ensure_exists <platformdirs.api.PlatformDirsABC.ensure_exists>`.
"""
@property
def user_data_dir(self) -> str:
"""
:return: data directory tied to the user, e.g. ``~/.local/share/$appname/$version`` or
``$XDG_DATA_HOME/$appname/$version``
"""
path = os.environ.get("XDG_DATA_HOME", "")
if not path.strip():
path = os.path.expanduser("~/.local/share") # noqa: PTH111
return self._append_app_name_and_version(path)
@property
def site_data_dir(self) -> str:
"""
:return: data directories shared by users (if `multipath <platformdirs.api.PlatformDirsABC.multipath>` is
enabled and ``XDG_DATA_DIR`` is set and a multi path the response is also a multi path separated by the OS
path separator), e.g. ``/usr/local/share/$appname/$version`` or ``/usr/share/$appname/$version``
"""
# XDG default for $XDG_DATA_DIRS; only first, if multipath is False
path = os.environ.get("XDG_DATA_DIRS", "")
if not path.strip():
path = f"/usr/local/share{os.pathsep}/usr/share"
return self._with_multi_path(path)
def _with_multi_path(self, path: str) -> str:
path_list = path.split(os.pathsep)
if not self.multipath:
path_list = path_list[0:1]
path_list = [self._append_app_name_and_version(os.path.expanduser(p)) for p in path_list] # noqa: PTH111
return os.pathsep.join(path_list)
@property
def user_config_dir(self) -> str:
"""
:return: config directory tied to the user, e.g. ``~/.config/$appname/$version`` or
``$XDG_CONFIG_HOME/$appname/$version``
"""
path = os.environ.get("XDG_CONFIG_HOME", "")
if not path.strip():
path = os.path.expanduser("~/.config") # noqa: PTH111
return self._append_app_name_and_version(path)
@property
def site_config_dir(self) -> str:
"""
:return: config directories shared by users (if `multipath <platformdirs.api.PlatformDirsABC.multipath>`
is enabled and ``XDG_DATA_DIR`` is set and a multi path the response is also a multi path separated by the OS
path separator), e.g. ``/etc/xdg/$appname/$version``
"""
# XDG default for $XDG_CONFIG_DIRS only first, if multipath is False
path = os.environ.get("XDG_CONFIG_DIRS", "")
if not path.strip():
path = "/etc/xdg"
return self._with_multi_path(path)
@property
def user_cache_dir(self) -> str:
"""
:return: cache directory tied to the user, e.g. ``~/.cache/$appname/$version`` or
``~/$XDG_CACHE_HOME/$appname/$version``
"""
path = os.environ.get("XDG_CACHE_HOME", "")
if not path.strip():
path = os.path.expanduser("~/.cache") # noqa: PTH111
return self._append_app_name_and_version(path)
@property
def site_cache_dir(self) -> str:
""":return: cache directory shared by users, e.g. ``/var/tmp/$appname/$version``"""
return self._append_app_name_and_version("/var/tmp") # noqa: S108
@property
def user_state_dir(self) -> str:
"""
:return: state directory tied to the user, e.g. ``~/.local/state/$appname/$version`` or
``$XDG_STATE_HOME/$appname/$version``
"""
path = os.environ.get("XDG_STATE_HOME", "")
if not path.strip():
path = os.path.expanduser("~/.local/state") # noqa: PTH111
return self._append_app_name_and_version(path)
@property
def user_log_dir(self) -> str:
""":return: log directory tied to the user, same as `user_state_dir` if not opinionated else ``log`` in it"""
path = self.user_state_dir
if self.opinion:
path = os.path.join(path, "log") # noqa: PTH118
self._optionally_create_directory(path)
return path
@property
def user_documents_dir(self) -> str:
""":return: documents directory tied to the user, e.g. ``~/Documents``"""
return _get_user_media_dir("XDG_DOCUMENTS_DIR", "~/Documents")
@property
def user_downloads_dir(self) -> str:
""":return: downloads directory tied to the user, e.g. ``~/Downloads``"""
return _get_user_media_dir("XDG_DOWNLOAD_DIR", "~/Downloads")
@property
def user_pictures_dir(self) -> str:
""":return: pictures directory tied to the user, e.g. ``~/Pictures``"""
return _get_user_media_dir("XDG_PICTURES_DIR", "~/Pictures")
@property
def user_videos_dir(self) -> str:
""":return: videos directory tied to the user, e.g. ``~/Videos``"""
return _get_user_media_dir("XDG_VIDEOS_DIR", "~/Videos")
@property
def user_music_dir(self) -> str:
""":return: music directory tied to the user, e.g. ``~/Music``"""
return _get_user_media_dir("XDG_MUSIC_DIR", "~/Music")
@property
def user_desktop_dir(self) -> str:
""":return: desktop directory tied to the user, e.g. ``~/Desktop``"""
return _get_user_media_dir("XDG_DESKTOP_DIR", "~/Desktop")
@property
def user_runtime_dir(self) -> str:
"""
:return: runtime directory tied to the user, e.g. ``/run/user/$(id -u)/$appname/$version`` or
``$XDG_RUNTIME_DIR/$appname/$version``.
For FreeBSD/OpenBSD/NetBSD, it would return ``/var/run/user/$(id -u)/$appname/$version`` if
exists, otherwise ``/tmp/runtime-$(id -u)/$appname/$version``, if``$XDG_RUNTIME_DIR``
is not set.
"""
path = os.environ.get("XDG_RUNTIME_DIR", "")
if not path.strip():
if sys.platform.startswith(("freebsd", "openbsd", "netbsd")):
path = f"/var/run/user/{getuid()}"
if not Path(path).exists():
path = f"/tmp/runtime-{getuid()}" # noqa: S108
else:
path = f"/run/user/{getuid()}"
return self._append_app_name_and_version(path)
@property
def site_runtime_dir(self) -> str:
"""
:return: runtime directory shared by users, e.g. ``/run/$appname/$version`` or \
``$XDG_RUNTIME_DIR/$appname/$version``.
Note that this behaves almost exactly like `user_runtime_dir` if ``$XDG_RUNTIME_DIR`` is set, but will
fall back to paths associated to the root user instead of a regular logged-in user if it's not set.
If you wish to ensure that a logged-in root user path is returned e.g. ``/run/user/0``, use `user_runtime_dir`
instead.
For FreeBSD/OpenBSD/NetBSD, it would return ``/var/run/$appname/$version`` if ``$XDG_RUNTIME_DIR`` is not set.
"""
path = os.environ.get("XDG_RUNTIME_DIR", "")
if not path.strip():
if sys.platform.startswith(("freebsd", "openbsd", "netbsd")):
path = "/var/run"
else:
path = "/run"
return self._append_app_name_and_version(path)
@property
def site_data_path(self) -> Path:
""":return: data path shared by users. Only return first item, even if ``multipath`` is set to ``True``"""
return self._first_item_as_path_if_multipath(self.site_data_dir)
@property
def site_config_path(self) -> Path:
""":return: config path shared by the users. Only return first item, even if ``multipath`` is set to ``True``"""
return self._first_item_as_path_if_multipath(self.site_config_dir)
@property
def site_cache_path(self) -> Path:
""":return: cache path shared by users. Only return first item, even if ``multipath`` is set to ``True``"""
return self._first_item_as_path_if_multipath(self.site_cache_dir)
def _first_item_as_path_if_multipath(self, directory: str) -> Path:
if self.multipath:
# If multipath is True, the first path is returned.
directory = directory.split(os.pathsep)[0]
return Path(directory)
def _get_user_media_dir(env_var: str, fallback_tilde_path: str) -> str:
media_dir = _get_user_dirs_folder(env_var)
if media_dir is None:
media_dir = os.environ.get(env_var, "").strip()
if not media_dir:
media_dir = os.path.expanduser(fallback_tilde_path) # noqa: PTH111
return media_dir
def _get_user_dirs_folder(key: str) -> str | None:
"""Return directory from user-dirs.dirs config file. See https://freedesktop.org/wiki/Software/xdg-user-dirs/."""
user_dirs_config_path = Path(Unix().user_config_dir) / "user-dirs.dirs"
if user_dirs_config_path.exists():
parser = ConfigParser()
with user_dirs_config_path.open() as stream:
# Add fake section header, so ConfigParser doesn't complain
parser.read_string(f"[top]\n{stream.read()}")
if key not in parser["top"]:
return None
path = parser["top"][key].strip('"')
# Handle relative home paths
return path.replace("$HOME", os.path.expanduser("~")) # noqa: PTH111
return None
__all__ = [
"Unix",
]
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