SickGear/lib/guessit/fileutils.py

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#!/usr/bin/env python2
# -*- coding: utf-8 -*-
#
# GuessIt - A library for guessing information from filenames
# Copyright (c) 2011 Nicolas Wack <wackou@gmail.com>
#
# GuessIt is free software; you can redistribute it and/or modify it under
# the terms of the Lesser GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# GuessIt is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# Lesser GNU General Public License for more details.
#
# You should have received a copy of the Lesser GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
from __future__ import unicode_literals
from guessit import s, u
import os.path
import zipfile
import io
def split_path(path):
r"""Splits the given path into the list of folders and the filename (or the
last folder if you gave it a folder path.
If the given path was an absolute path, the first element will always be:
- the '/' root folder on Unix systems
- the drive letter on Windows systems (eg: r'C:\')
- the mount point '\\' on Windows systems (eg: r'\\host\share')
>>> s(split_path('/usr/bin/smewt'))
['/', 'usr', 'bin', 'smewt']
>>> s(split_path('relative_path/to/my_folder/'))
['relative_path', 'to', 'my_folder']
"""
result = []
while True:
head, tail = os.path.split(path)
headlen = len(head)
# on Unix systems, the root folder is '/'
if head and head == '/'*headlen and tail == '':
return ['/'] + result
# on Windows, the root folder is a drive letter (eg: 'C:\') or for shares \\
if ((headlen == 3 and head[1:] == ':\\') or (headlen == 2 and head == '\\\\')) and tail == '':
return [head] + result
if head == '' and tail == '':
return result
# we just split a directory ending with '/', so tail is empty
if not tail:
path = head
continue
# otherwise, add the last path fragment and keep splitting
result = [tail] + result
path = head
def file_in_same_dir(ref_file, desired_file):
"""Return the path for a file in the same dir as a given reference file.
>>> s(file_in_same_dir('~/smewt/smewt.db', 'smewt.settings'))
'~/smewt/smewt.settings'
"""
return os.path.join(*(split_path(ref_file)[:-1] + [desired_file]))
def load_file_in_same_dir(ref_file, filename):
"""Load a given file. Works even when the file is contained inside a zip."""
path = split_path(ref_file)[:-1] + [filename]
for i, p in enumerate(path):
if p.endswith('.zip'):
zfilename = os.path.join(*path[:i + 1])
zfile = zipfile.ZipFile(zfilename)
return zfile.read('/'.join(path[i + 1:]))
return u(io.open(os.path.join(*path), encoding='utf-8').read())