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"""Android."""
from __future__ import annotations
import os
import re
import sys
from functools import lru_cache
from typing import TYPE_CHECKING, cast
from .api import PlatformDirsABC
class Android(PlatformDirsABC):
"""
Follows the guidance `from here <https://android.stackexchange.com/a/216132>`_.
Makes use of the `appname <platformdirs.api.PlatformDirsABC.appname>`, `version
<platformdirs.api.PlatformDirsABC.version>`, `ensure_exists <platformdirs.api.PlatformDirsABC.ensure_exists>`.
"""
@property
def user_data_dir(self) -> str:
""":return: data directory tied to the user, e.g. ``/data/user/<userid>/<packagename>/files/<AppName>``"""
return self._append_app_name_and_version(cast(str, _android_folder()), "files")
@property
def site_data_dir(self) -> str:
""":return: data directory shared by users, same as `user_data_dir`"""
return self.user_data_dir
@property
def user_config_dir(self) -> str:
"""
:return: config directory tied to the user, e.g. \
``/data/user/<userid>/<packagename>/shared_prefs/<AppName>``
"""
return self._append_app_name_and_version(cast(str, _android_folder()), "shared_prefs")
@property
def site_config_dir(self) -> str:
""":return: config directory shared by the users, same as `user_config_dir`"""
return self.user_config_dir
@property
def user_cache_dir(self) -> str:
""":return: cache directory tied to the user, e.g.,``/data/user/<userid>/<packagename>/cache/<AppName>``"""
return self._append_app_name_and_version(cast(str, _android_folder()), "cache")
@property
def site_cache_dir(self) -> str:
""":return: cache directory shared by users, same as `user_cache_dir`"""
return self.user_cache_dir
@property
def user_state_dir(self) -> str:
""":return: state directory tied to the user, same as `user_data_dir`"""
return self.user_data_dir
@property
def user_log_dir(self) -> str:
"""
:return: log directory tied to the user, same as `user_cache_dir` if not opinionated else ``log`` in it,
e.g. ``/data/user/<userid>/<packagename>/cache/<AppName>/log``
"""
path = self.user_cache_dir
if self.opinion:
path = os.path.join(path, "log") # noqa: PTH118
return path
@property
def user_documents_dir(self) -> str:
""":return: documents directory tied to the user e.g. ``/storage/emulated/0/Documents``"""
return _android_documents_folder()
@property
def user_downloads_dir(self) -> str:
""":return: downloads directory tied to the user e.g. ``/storage/emulated/0/Downloads``"""
return _android_downloads_folder()
@property
def user_pictures_dir(self) -> str:
""":return: pictures directory tied to the user e.g. ``/storage/emulated/0/Pictures``"""
return _android_pictures_folder()
@property
def user_videos_dir(self) -> str:
""":return: videos directory tied to the user e.g. ``/storage/emulated/0/DCIM/Camera``"""
return _android_videos_folder()
@property
def user_music_dir(self) -> str:
""":return: music directory tied to the user e.g. ``/storage/emulated/0/Music``"""
return _android_music_folder()
@property
def user_desktop_dir(self) -> str:
""":return: desktop directory tied to the user e.g. ``/storage/emulated/0/Desktop``"""
return "/storage/emulated/0/Desktop"
@property
def user_runtime_dir(self) -> str:
"""
:return: runtime directory tied to the user, same as `user_cache_dir` if not opinionated else ``tmp`` in it,
e.g. ``/data/user/<userid>/<packagename>/cache/<AppName>/tmp``
"""
path = self.user_cache_dir
if self.opinion:
path = os.path.join(path, "tmp") # noqa: PTH118
return path
@property
def site_runtime_dir(self) -> str:
""":return: runtime directory shared by users, same as `user_runtime_dir`"""
return self.user_runtime_dir
@lru_cache(maxsize=1)
def _android_folder() -> str | None: # noqa: C901, PLR0912
""":return: base folder for the Android OS or None if it cannot be found"""
result: str | None = None
# type checker isn't happy with our "import android", just don't do this when type checking see
# https://stackoverflow.com/a/61394121
if not TYPE_CHECKING:
try:
# First try to get a path to android app using python4android (if available)...
from android import mActivity # noqa: PLC0415
context = cast("android.content.Context", mActivity.getApplicationContext()) # noqa: F821
result = context.getFilesDir().getParentFile().getAbsolutePath()
except Exception: # noqa: BLE001
result = None
if result is None:
try:
# ...and fall back to using plain pyjnius, if python4android isn't available or doesn't deliver any useful
# result...
from jnius import autoclass # noqa: PLC0415
context = autoclass("android.content.Context")
result = context.getFilesDir().getParentFile().getAbsolutePath()
except Exception: # noqa: BLE001
result = None
if result is None:
# and if that fails, too, find an android folder looking at path on the sys.path
# warning: only works for apps installed under /data, not adopted storage etc.
pattern = re.compile(r"/data/(data|user/\d+)/(.+)/files")
for path in sys.path:
if pattern.match(path):
result = path.split("/files")[0]
break
else:
result = None
if result is None:
# one last try: find an android folder looking at path on the sys.path taking adopted storage paths into
# account
pattern = re.compile(r"/mnt/expand/[a-fA-F0-9-]{36}/(data|user/\d+)/(.+)/files")
for path in sys.path:
if pattern.match(path):
result = path.split("/files")[0]
break
else:
result = None
return result
@lru_cache(maxsize=1)
def _android_documents_folder() -> str:
""":return: documents folder for the Android OS"""
# Get directories with pyjnius
try:
from jnius import autoclass # noqa: PLC0415
context = autoclass("android.content.Context")
environment = autoclass("android.os.Environment")
documents_dir: str = context.getExternalFilesDir(environment.DIRECTORY_DOCUMENTS).getAbsolutePath()
except Exception: # noqa: BLE001
documents_dir = "/storage/emulated/0/Documents"
return documents_dir
@lru_cache(maxsize=1)
def _android_downloads_folder() -> str:
""":return: downloads folder for the Android OS"""
# Get directories with pyjnius
try:
from jnius import autoclass # noqa: PLC0415
context = autoclass("android.content.Context")
environment = autoclass("android.os.Environment")
downloads_dir: str = context.getExternalFilesDir(environment.DIRECTORY_DOWNLOADS).getAbsolutePath()
except Exception: # noqa: BLE001
downloads_dir = "/storage/emulated/0/Downloads"
return downloads_dir
@lru_cache(maxsize=1)
def _android_pictures_folder() -> str:
""":return: pictures folder for the Android OS"""
# Get directories with pyjnius
try:
from jnius import autoclass # noqa: PLC0415
context = autoclass("android.content.Context")
environment = autoclass("android.os.Environment")
pictures_dir: str = context.getExternalFilesDir(environment.DIRECTORY_PICTURES).getAbsolutePath()
except Exception: # noqa: BLE001
pictures_dir = "/storage/emulated/0/Pictures"
return pictures_dir
@lru_cache(maxsize=1)
def _android_videos_folder() -> str:
""":return: videos folder for the Android OS"""
# Get directories with pyjnius
try:
from jnius import autoclass # noqa: PLC0415
context = autoclass("android.content.Context")
environment = autoclass("android.os.Environment")
videos_dir: str = context.getExternalFilesDir(environment.DIRECTORY_DCIM).getAbsolutePath()
except Exception: # noqa: BLE001
videos_dir = "/storage/emulated/0/DCIM/Camera"
return videos_dir
@lru_cache(maxsize=1)
def _android_music_folder() -> str:
""":return: music folder for the Android OS"""
# Get directories with pyjnius
try:
from jnius import autoclass # noqa: PLC0415
context = autoclass("android.content.Context")
environment = autoclass("android.os.Environment")
music_dir: str = context.getExternalFilesDir(environment.DIRECTORY_MUSIC).getAbsolutePath()
except Exception: # noqa: BLE001
music_dir = "/storage/emulated/0/Music"
return music_dir
__all__ = [
"Android",
]
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