forked from s434596/CatOrNot
249 lines
8.6 KiB
Python
249 lines
8.6 KiB
Python
"""
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This code was taken from https://github.com/ActiveState/appdirs and modified
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to suit our purposes.
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"""
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from __future__ import absolute_import
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import os
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import sys
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from pip.compat import WINDOWS, expanduser
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from pip._vendor.six import PY2, text_type
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def user_cache_dir(appname):
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r"""
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Return full path to the user-specific cache dir for this application.
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"appname" is the name of application.
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Typical user cache directories are:
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macOS: ~/Library/Caches/<AppName>
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Unix: ~/.cache/<AppName> (XDG default)
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Windows: C:\Users\<username>\AppData\Local\<AppName>\Cache
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On Windows the only suggestion in the MSDN docs is that local settings go
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in the `CSIDL_LOCAL_APPDATA` directory. This is identical to the
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non-roaming app data dir (the default returned by `user_data_dir`). Apps
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typically put cache data somewhere *under* the given dir here. Some
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examples:
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...\Mozilla\Firefox\Profiles\<ProfileName>\Cache
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...\Acme\SuperApp\Cache\1.0
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OPINION: This function appends "Cache" to the `CSIDL_LOCAL_APPDATA` value.
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"""
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if WINDOWS:
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# Get the base path
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path = os.path.normpath(_get_win_folder("CSIDL_LOCAL_APPDATA"))
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# When using Python 2, return paths as bytes on Windows like we do on
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# other operating systems. See helper function docs for more details.
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if PY2 and isinstance(path, text_type):
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path = _win_path_to_bytes(path)
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# Add our app name and Cache directory to it
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path = os.path.join(path, appname, "Cache")
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elif sys.platform == "darwin":
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# Get the base path
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path = expanduser("~/Library/Caches")
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# Add our app name to it
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path = os.path.join(path, appname)
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else:
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# Get the base path
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path = os.getenv("XDG_CACHE_HOME", expanduser("~/.cache"))
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# Add our app name to it
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path = os.path.join(path, appname)
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return path
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def user_data_dir(appname, roaming=False):
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"""
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Return full path to the user-specific data dir for this application.
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"appname" is the name of application.
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If None, just the system directory is returned.
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"roaming" (boolean, default False) can be set True to use the Windows
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roaming appdata directory. That means that for users on a Windows
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network setup for roaming profiles, this user data will be
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sync'd on login. See
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<http://technet.microsoft.com/en-us/library/cc766489(WS.10).aspx>
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for a discussion of issues.
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Typical user data directories are:
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macOS: ~/Library/Application Support/<AppName>
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Unix: ~/.local/share/<AppName> # or in
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$XDG_DATA_HOME, if defined
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Win XP (not roaming): C:\Documents and Settings\<username>\ ...
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...Application Data\<AppName>
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Win XP (roaming): C:\Documents and Settings\<username>\Local ...
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...Settings\Application Data\<AppName>
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Win 7 (not roaming): C:\\Users\<username>\AppData\Local\<AppName>
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Win 7 (roaming): C:\\Users\<username>\AppData\Roaming\<AppName>
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For Unix, we follow the XDG spec and support $XDG_DATA_HOME.
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That means, by default "~/.local/share/<AppName>".
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"""
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if WINDOWS:
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const = roaming and "CSIDL_APPDATA" or "CSIDL_LOCAL_APPDATA"
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path = os.path.join(os.path.normpath(_get_win_folder(const)), appname)
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elif sys.platform == "darwin":
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path = os.path.join(
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expanduser('~/Library/Application Support/'),
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appname,
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)
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else:
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path = os.path.join(
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os.getenv('XDG_DATA_HOME', expanduser("~/.local/share")),
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appname,
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)
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return path
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def user_config_dir(appname, roaming=True):
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"""Return full path to the user-specific config dir for this application.
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"appname" is the name of application.
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If None, just the system directory is returned.
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"roaming" (boolean, default True) can be set False to not use the
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Windows roaming appdata directory. That means that for users on a
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Windows network setup for roaming profiles, this user data will be
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sync'd on login. See
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<http://technet.microsoft.com/en-us/library/cc766489(WS.10).aspx>
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for a discussion of issues.
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Typical user data directories are:
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macOS: same as user_data_dir
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Unix: ~/.config/<AppName>
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Win *: same as user_data_dir
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For Unix, we follow the XDG spec and support $XDG_CONFIG_HOME.
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That means, by default "~/.config/<AppName>".
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"""
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if WINDOWS:
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path = user_data_dir(appname, roaming=roaming)
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elif sys.platform == "darwin":
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path = user_data_dir(appname)
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else:
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path = os.getenv('XDG_CONFIG_HOME', expanduser("~/.config"))
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path = os.path.join(path, appname)
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return path
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# for the discussion regarding site_config_dirs locations
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# see <https://github.com/pypa/pip/issues/1733>
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def site_config_dirs(appname):
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"""Return a list of potential user-shared config dirs for this application.
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"appname" is the name of application.
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Typical user config directories are:
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macOS: /Library/Application Support/<AppName>/
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Unix: /etc or $XDG_CONFIG_DIRS[i]/<AppName>/ for each value in
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$XDG_CONFIG_DIRS
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Win XP: C:\Documents and Settings\All Users\Application ...
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...Data\<AppName>\
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Vista: (Fail! "C:\ProgramData" is a hidden *system* directory
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on Vista.)
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Win 7: Hidden, but writeable on Win 7:
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C:\ProgramData\<AppName>\
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"""
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if WINDOWS:
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path = os.path.normpath(_get_win_folder("CSIDL_COMMON_APPDATA"))
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pathlist = [os.path.join(path, appname)]
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elif sys.platform == 'darwin':
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pathlist = [os.path.join('/Library/Application Support', appname)]
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else:
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# try looking in $XDG_CONFIG_DIRS
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xdg_config_dirs = os.getenv('XDG_CONFIG_DIRS', '/etc/xdg')
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if xdg_config_dirs:
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pathlist = [
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os.path.join(expanduser(x), appname)
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for x in xdg_config_dirs.split(os.pathsep)
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]
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else:
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pathlist = []
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# always look in /etc directly as well
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pathlist.append('/etc')
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return pathlist
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# -- Windows support functions --
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def _get_win_folder_from_registry(csidl_name):
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"""
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This is a fallback technique at best. I'm not sure if using the
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registry for this guarantees us the correct answer for all CSIDL_*
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names.
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"""
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import _winreg
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shell_folder_name = {
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"CSIDL_APPDATA": "AppData",
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"CSIDL_COMMON_APPDATA": "Common AppData",
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"CSIDL_LOCAL_APPDATA": "Local AppData",
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}[csidl_name]
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key = _winreg.OpenKey(
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_winreg.HKEY_CURRENT_USER,
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r"Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders"
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)
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directory, _type = _winreg.QueryValueEx(key, shell_folder_name)
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return directory
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def _get_win_folder_with_ctypes(csidl_name):
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csidl_const = {
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"CSIDL_APPDATA": 26,
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"CSIDL_COMMON_APPDATA": 35,
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"CSIDL_LOCAL_APPDATA": 28,
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}[csidl_name]
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buf = ctypes.create_unicode_buffer(1024)
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ctypes.windll.shell32.SHGetFolderPathW(None, csidl_const, None, 0, buf)
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# Downgrade to short path name if have highbit chars. See
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# <http://bugs.activestate.com/show_bug.cgi?id=85099>.
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has_high_char = False
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for c in buf:
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if ord(c) > 255:
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has_high_char = True
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break
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if has_high_char:
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buf2 = ctypes.create_unicode_buffer(1024)
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if ctypes.windll.kernel32.GetShortPathNameW(buf.value, buf2, 1024):
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buf = buf2
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return buf.value
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if WINDOWS:
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try:
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import ctypes
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_get_win_folder = _get_win_folder_with_ctypes
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except ImportError:
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_get_win_folder = _get_win_folder_from_registry
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def _win_path_to_bytes(path):
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"""Encode Windows paths to bytes. Only used on Python 2.
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Motivation is to be consistent with other operating systems where paths
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are also returned as bytes. This avoids problems mixing bytes and Unicode
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elsewhere in the codebase. For more details and discussion see
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<https://github.com/pypa/pip/issues/3463>.
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If encoding using ASCII and MBCS fails, return the original Unicode path.
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"""
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for encoding in ('ASCII', 'MBCS'):
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try:
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return path.encode(encoding)
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except (UnicodeEncodeError, LookupError):
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pass
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return path
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