patool/patoolib/programs/arc.py

61 lines
2.2 KiB
Python

# -*- coding: utf-8 -*-
# Copyright (C) 2010-2015 Bastian Kleineidam
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program 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
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""Archive commands for the arc program."""
import os
from ..util import PatoolError
def _add_password_to_options(options, password):
"""Check password and add it to ARC options."""
if password is None:
return options
if ' ' in password:
raise PatoolError("Password for ARC can't contain spaces.")
options += 'g%s' % password
return options
def extract_arc (archive, compression, cmd, verbosity, interactive, outdir, password=None):
"""Extract a ARC archive."""
# Since extracted files will be placed in the current directory,
# the cwd argument has to be the output directory.
options = _add_password_to_options('x', password)
cmdlist = [cmd, options, os.path.abspath(archive)]
return (cmdlist, {'cwd': outdir})
def list_arc (archive, compression, cmd, verbosity, interactive, password=None):
"""List a ARC archive."""
cmdlist = [cmd]
if verbosity > 1:
cmdlist.append(_add_password_to_options('v', password))
else:
cmdlist.append(_add_password_to_options('l', password))
cmdlist.append(archive)
return cmdlist
def test_arc (archive, compression, cmd, verbosity, interactive, password=None):
"""Test a ARC archive."""
return [cmd, _add_password_to_options('t', password), archive]
def create_arc (archive, compression, cmd, verbosity, interactive, filenames, password=None):
"""Create a ARC archive."""
cmdlist = [cmd, _add_password_to_options('a', password), archive]
cmdlist.extend(filenames)
return cmdlist