#!/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) 2007: Edouard TISSERANT and Laurent BESSARD
#
# 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.

"""
Misc definitions
"""

import os
import sys


def CheckPathPerm(path):
    """ Helper func to check path write permission """
    if path is None or not os.path.isdir(path):
        return False
    for root, dirs, files in os.walk(path):
        files = [f for f in files if not f[0] == '.']
        dirs[:] = [d for d in dirs if not d[0] == '.']
        for name in files:
            if os.access(root, os.W_OK) is not True or os.access(os.path.join(root, name), os.W_OK) is not True:
                return False
    return True


def GetClassImporter(classpath):
    if type(classpath) == str:
        def fac():
            mod = __import__(classpath.rsplit('.', 1)[0])
            return reduce(getattr, classpath.split('.')[1:], mod)
        return fac
    else:
        return classpath


def InstallLocalRessources(CWD):
    from BitmapLibrary import AddBitmapFolder
    from TranslationCatalogs import AddCatalog
    import wx

    # Beremiz bitmaps
    AddBitmapFolder(os.path.join(CWD, "images"))

    # Internationalization
    AddCatalog(os.path.join(CWD, "locale"))
    import gettext
    import __builtin__

    __builtin__.__dict__['_'] = wx.GetTranslation