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author | Walter Purcaro <vuolter@users.noreply.github.com> | 2015-04-13 16:05:04 +0200 |
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committer | Walter Purcaro <vuolter@users.noreply.github.com> | 2015-04-13 16:05:04 +0200 |
commit | 99ec1c400d79ecc41ae1745e794e21e2e79d2add (patch) | |
tree | a20349bc3e5a1b20e0c8184f5aeb2f7c43a43194 /lib/send2trash/plat_other.py | |
parent | Merge branch 'stable' into 0.4.10 (diff) | |
download | pyload-99ec1c400d79ecc41ae1745e794e21e2e79d2add.tar.xz |
Move lib to lib/Python/Lib
Diffstat (limited to 'lib/send2trash/plat_other.py')
-rw-r--r-- | lib/send2trash/plat_other.py | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/lib/send2trash/plat_other.py b/lib/send2trash/plat_other.py deleted file mode 100644 index 59000eca9..000000000 --- a/lib/send2trash/plat_other.py +++ /dev/null @@ -1,160 +0,0 @@ -# Copyright 2013 Hardcoded Software (http://www.hardcoded.net) - -# This software is licensed under the "BSD" License as described in the "LICENSE" file, -# which should be included with this package. The terms are also available at -# http://www.hardcoded.net/licenses/bsd_license - -# This is a reimplementation of plat_other.py with reference to the -# freedesktop.org trash specification: -# [1] http://www.freedesktop.org/wiki/Specifications/trash-spec -# [2] http://www.ramendik.ru/docs/trashspec.html -# See also: -# [3] http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html -# -# For external volumes this implementation will raise an exception if it can't -# find or create the user's trash directory. - -from __future__ import unicode_literals - -import sys -import os -import os.path as op -from datetime import datetime -import stat -try: - from urllib.parse import quote -except ImportError: - # Python 2 - from urllib import quote - -FILES_DIR = 'files' -INFO_DIR = 'info' -INFO_SUFFIX = '.trashinfo' - -# Default of ~/.local/share [3] -XDG_DATA_HOME = op.expanduser(os.environ.get('XDG_DATA_HOME', '~/.local/share')) -HOMETRASH = op.join(XDG_DATA_HOME, 'Trash') - -uid = os.getuid() -TOPDIR_TRASH = '.Trash' -TOPDIR_FALLBACK = '.Trash-' + str(uid) - -def is_parent(parent, path): - path = op.realpath(path) # In case it's a symlink - parent = op.realpath(parent) - return path.startswith(parent) - -def format_date(date): - return date.strftime("%Y-%m-%dT%H:%M:%S") - -def info_for(src, topdir): - # ...it MUST not include a ".."" directory, and for files not "under" that - # directory, absolute pathnames must be used. [2] - if topdir is None or not is_parent(topdir, src): - src = op.abspath(src) - else: - src = op.relpath(src, topdir) - - info = "[Trash Info]\n" - info += "Path=" + quote(src) + "\n" - info += "DeletionDate=" + format_date(datetime.now()) + "\n" - return info - -def check_create(dir): - # use 0700 for paths [3] - if not op.exists(dir): - os.makedirs(dir, 0o700) - -def trash_move(src, dst, topdir=None): - filename = op.basename(src) - filespath = op.join(dst, FILES_DIR) - infopath = op.join(dst, INFO_DIR) - base_name, ext = op.splitext(filename) - - counter = 0 - destname = filename - while op.exists(op.join(filespath, destname)) or op.exists(op.join(infopath, destname + INFO_SUFFIX)): - counter += 1 - destname = '%s %s%s' % (base_name, counter, ext) - - check_create(filespath) - check_create(infopath) - - os.rename(src, op.join(filespath, destname)) - f = open(op.join(infopath, destname + INFO_SUFFIX), 'w') - f.write(info_for(src, topdir)) - f.close() - -def find_mount_point(path): - # Even if something's wrong, "/" is a mount point, so the loop will exit. - # Use realpath in case it's a symlink - path = op.realpath(path) # Required to avoid infinite loop - while not op.ismount(path): - path = op.split(path)[0] - return path - -def find_ext_volume_global_trash(volume_root): - # from [2] Trash directories (1) check for a .Trash dir with the right - # permissions set. - trash_dir = op.join(volume_root, TOPDIR_TRASH) - if not op.exists(trash_dir): - return None - - mode = os.lstat(trash_dir).st_mode - # vol/.Trash must be a directory, cannot be a symlink, and must have the - # sticky bit set. - if not op.isdir(trash_dir) or op.islink(trash_dir) or not (mode & stat.S_ISVTX): - return None - - trash_dir = op.join(trash_dir, str(uid)) - try: - check_create(trash_dir) - except OSError: - return None - return trash_dir - -def find_ext_volume_fallback_trash(volume_root): - # from [2] Trash directories (1) create a .Trash-$uid dir. - trash_dir = op.join(volume_root, TOPDIR_FALLBACK) - # Try to make the directory, if we can't the OSError exception will escape - # be thrown out of send2trash. - check_create(trash_dir) - return trash_dir - -def find_ext_volume_trash(volume_root): - trash_dir = find_ext_volume_global_trash(volume_root) - if trash_dir is None: - trash_dir = find_ext_volume_fallback_trash(volume_root) - return trash_dir - -# Pull this out so it's easy to stub (to avoid stubbing lstat itself) -def get_dev(path): - return os.lstat(path).st_dev - -def send2trash(path): - if not isinstance(path, str): - path = str(path, sys.getfilesystemencoding()) - if not op.exists(path): - raise OSError("File not found: %s" % path) - # ...should check whether the user has the necessary permissions to delete - # it, before starting the trashing operation itself. [2] - if not os.access(path, os.W_OK): - raise OSError("Permission denied: %s" % path) - # if the file to be trashed is on the same device as HOMETRASH we - # want to move it there. - path_dev = get_dev(path) - - # If XDG_DATA_HOME or HOMETRASH do not yet exist we need to stat the - # home directory, and these paths will be created further on if needed. - trash_dev = get_dev(op.expanduser('~')) - - if path_dev == trash_dev: - topdir = XDG_DATA_HOME - dest_trash = HOMETRASH - else: - topdir = find_mount_point(path) - trash_dev = get_dev(topdir) - if trash_dev != path_dev: - raise OSError("Couldn't find mount point for %s" % path) - dest_trash = find_ext_volume_trash(topdir) - trash_move(path, dest_trash, topdir) |