docutil/docsvg.py
author Edouard Tisserant <edouard.tisserant@gmail.com>
Tue, 15 Nov 2022 20:43:39 +0100
branchwxPython4
changeset 3677 6d9040e07c32
parent 3573 1ee56fb544fc
child 3750 f62625418bff
permissions -rw-r--r--
OPC-UA: only support the encryption policy selected in config.

By default open62541 client accepts all supported policies, but in makes problem
when negociating with some servers while most clients seems to only support
one policy at a time.
#!/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.


from __future__ import absolute_import
import os
import wx
import subprocess
from dialogs import MessageBoxOnce


def _get_inkscape_path():
    """ Return the Inkscape binary path """

    if wx.Platform == '__WXMSW__':
        from six.moves import winreg
        inkcmd = None
        tries = [(winreg.HKEY_LOCAL_MACHINE, 'Software\\Classes\\svgfile\\shell\\Inkscape\\command'),
                 (winreg.HKEY_LOCAL_MACHINE, 'Software\\Classes\\inkscape.svg\\shell\\open\\command'),
                 (winreg.HKEY_CURRENT_USER, 'Software\\Classes\\inkscape.svg\\shell\\open\\command')]

        for subreg, key in tries:
            try:
                inkcmd = winreg.QueryValue(subreg, key)
                break;
            except OSError:
                pass

        if inkcmd is None:
            return None

        return inkcmd.replace('"%1"', '').strip().replace('"', '')

    else:
        try:
            return subprocess.check_output("command -v inkscape", shell=True).strip()
        except subprocess.CalledProcessError:
            return None

_inkscape_path = None
def get_inkscape_path():
    """ Return the Inkscape binary path """

    global _inkscape_path

    if _inkscape_path is not None:
        return _inkscape_path

    _inkscape_path = _get_inkscape_path()
    return _inkscape_path


def _get_inkscape_version():
    inkpath = get_inkscape_path()
    if inkpath is None:
        return None
    return map(int, 
        subprocess.check_output([inkpath,"--version"]).split()[1].split('.'))

_inkscape_version = None
def get_inkscape_version():
    global _inkscape_version

    if _inkscape_version is not None:
        return _inkscape_version

    _inkscape_version = _get_inkscape_version()
    return _inkscape_version

if os.environ.has_key("SNAP"):
    def open_svg(svgfile):
        MessageBoxOnce("Launching Inkscape with xdg-open",
                "Confined app can't launch Inkscape directly.\n"+
                    "Instead, SVG file is passed to xdg-open.\n"+
                    "Please select Inskape when proposed.\n\n"+
                    "Notes: \n"+
                    " - Inkscape must be installed on you system.\n"+
                    " - If no choice is proposed, use file manager to change SVG file properties.\n",
                "DocSVGSnapWarning")

        subprocess.Popen(["xdg-open",svgfile])
else:
    def open_svg(svgfile):
        """ Generic function to open SVG file """
        inkpath = get_inkscape_path()
        if inkpath is None:
            wx.MessageBox("Inkscape is not found or installed !")
        else:
            subprocess.Popen([inkpath,svgfile])