2021-07-23 02:36:56 +02:00
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#!/usr/bin/env python3
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"""
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Inkcut, Plot HPGL directly from Inkscape.
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extension.py
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Copyright 2010-2018 The Inkcut Team
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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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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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,
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MA 02110-1301, USA.
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"""
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import os
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import sys
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import inkex
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import importlib
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2021-12-25 20:47:58 +01:00
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import shutil
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2021-07-23 02:36:56 +02:00
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import subprocess
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from lxml import etree
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from inkcut import convert_objects_to_paths
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DEBUG = False
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try:
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from subprocess import DEVNULL # py3k
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except ImportError:
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import os
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DEVNULL = open(os.devnull, 'wb')
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class InkscapeInkcutPlugin(inkex.Effect):
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def effect(self):
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""" Like cut but requires no selection and does no validation for
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text nodes.
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"""
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#: If running from source
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if DEBUG:
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python = '~/inkcut/venv/bin/python'
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inkcut = '~/inkcut/main.py'
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cmd = [python, inkcut]
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else:
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cmd = ['inkcut']
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2021-12-25 20:47:58 +01:00
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if shutil.which('inkcut') is None:
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inkex.errormsg("Error: inkcut executable not found!")
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return
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2021-07-23 02:36:56 +02:00
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document = convert_objects_to_paths(self.options.input_file, self.document)
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cmd += ['open', '-']
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p = subprocess.Popen(cmd,
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stdin=subprocess.PIPE,
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stdout=DEVNULL,
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stderr=subprocess.STDOUT,
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close_fds=sys.platform != "win32")
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p.stdin.write(etree.tostring(document))
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p.stdin.close()
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# Set the returncode to avoid this warning when popen is garbage collected:
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# "ResourceWarning: subprocess XXX is still running".
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# See https://bugs.python.org/issue38890 and
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# https://bugs.python.org/issue26741.
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p.returncode = 0
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if __name__ == '__main__':
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InkscapeInkcutPlugin().run()
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