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