util/paths.py
author Edouard Tisserant
Mon, 15 Apr 2019 13:34:09 +0200
changeset 2594 f1e182818434
parent 2434 07f48018b6f5
child 2736 a81b72ef156c
permissions -rw-r--r--
Added PurgePLC() method to PLCObject, to be invoked when PLC Status is broken. It clears PLC shared object an extra files and force status to Empty. Added correponding Repair button to toolbar, visible only when PLC status is broken.
#!/usr/bin/env python
# -*- coding: utf-8 -*-

# This file is part of Beremiz, a Integrated Development Environment for
# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.
#
# Copyright (C) 2017: Andrey Skvortsov
#
# See COPYING file for copyrights details.
#
# 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 2
# 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.


from __future__ import absolute_import
import os
import sys
from builtins import str as text


def AbsFile(file):
    if isinstance(file, str):
        file = text(file, sys.getfilesystemencoding())
    return file


def AbsDir(file):
    file = AbsFile(file)
    return os.path.dirname(os.path.realpath(file))


def AbsNeighbourFile(file, *args):
    return os.path.join(AbsDir(file), *args)


def AbsParentDir(file, level=1):
    path = AbsDir(file)
    for dummy in range(0, level):
        path = os.path.dirname(path)
    return path