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#!/usr/bin/env python

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# -*- coding: utf-8 -*-

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# This file is part of Beremiz, a Integrated Development Environment for

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# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.

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#

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# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD

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#

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# See COPYING file for copyrights details.

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#

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# This program is free software; you can redistribute it and/or

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# modify it under the terms of the GNU General Public License

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# as published by the Free Software Foundation; either version 2

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# of the License, or (at your option) any later version.

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#

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# This program is distributed in the hope that it will be useful,

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# but WITHOUT ANY WARRANTY; without even the implied warranty of

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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

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# GNU General Public License for more details.

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#

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# You should have received a copy of the GNU General Public License

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# along with this program; if not, write to the Free Software

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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

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"""

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Misc definitions

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"""

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from __future__ import absolute_import

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import os

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from util.BitmapLibrary import AddBitmapFolder

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from util.TranslationCatalogs import AddCatalog

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def CheckPathPerm(path):

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    """ Helper func to check path write permission """

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    if path is None or not os.path.isdir(path):

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        return False

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    for root, dirs, files in os.walk(path):

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        files = [f for f in files if not f[0] == '.']

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        dirs[:] = [d for d in dirs if not d[0] == '.']

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        for name in files:

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            if os.access(root, os.W_OK) is not True or os.access(os.path.join(root, name), os.W_OK) is not True:

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                return False

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    return True

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def GetClassImporter(classpath):

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        def fac():

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            mod = __import__(classpath.rsplit('.', 1)[0])

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            return reduce(getattr, classpath.split('.')[1:], mod)

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        return fac

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    else:

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        return classpath

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def InstallLocalRessources(CWD):

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    # Beremiz bitmaps

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    AddBitmapFolder(os.path.join(CWD, "images"))

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    # Internationalization

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    AddCatalog(os.path.join(CWD, "locale"))