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uniconv-ext.py

#!/usr/bin/env python

"""
uniconv-ext.py
Python script for running UniConvertor in Inkscape extensions

Copyright (C) 2008 Stephen Silver

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
"""

import sys
from run_command import run

cmd = None

try:
    from subprocess import Popen, PIPE
    p = Popen('uniconv', shell=True, stdout=PIPE, stderr=PIPE).wait()
    if p==0 :
        cmd = 'uniconv'
    else:
        p = Popen('uniconvertor', shell=True, stdout=PIPE, stderr=PIPE).wait()
        if p==0 :
            cmd = 'uniconvertor'
except ImportError:
    from popen2 import Popen3
    p = Popen3('uniconv', True).wait()
    if p!=32512 : cmd = 'uniconv'
    p = Popen3('uniconvertor', True).wait()
    if p!=32512 : cmd = 'uniconvertor'

if cmd == None:
    # there's no succeffully-returning uniconv command; try to get the module directly (on Windows)
    try:
        # cannot simply import uniconvertor, it aborts if you import it without parameters
        import imp
        imp.find_module("uniconvertor")
    except ImportError:
        sys.stderr.write('You need to install the UniConvertor software.\n'+\
                     'For GNU/Linux: install the package python-uniconvertor.\n'+\
                     'For Windows: download it from\n'+\
                     'http://sk1project.org/modules.php?name=Products&product=uniconvertor\n'+\
                     'and install into your Inkscape\'s Python location\n')
        sys.exit(1)
    cmd = 'python -c "import uniconvertor"'

run((cmd+' "%s" "%%s"') % sys.argv[1].replace("%","%%"), "UniConvertor")

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