added InkCut extensions for InkCut v2.1.1. Please see https://wiki.fablabchemnitz.de/display/FCT/Setup+InkCut+Plotter+Software

extensions/fablabchemnitz_inkcut.py

@@ -0,0 +1,59 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+"""
+Inkcut, Plot HPGL directly from Inkscape.
+   inkcut.py
+
+   Copyright 2018 The Inkcut Team
+
+   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 3 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 inkex
+from subprocess import Popen, PIPE
+from shutil import copy2
+from distutils.spawn import find_executable
+
+def contains_text(nodes):
+    for node in nodes:
+        tag = node.tag[node.tag.rfind("}")+1:]
+        if tag == 'text':
+            return True
+    return False
+
+def convert_objects_to_paths(file, document):
+    tempfile = inkex.os.path.splitext(file)[0] + "-prepare.svg"
+    # tempfile is needed here only because we want to force the extension to be .svg
+    # so that we can open and close it silently
+    copy2(file, tempfile)
+
+    command = 'inkscape --verb=EditSelectAllInAllLayers --verb=EditUnlinkClone --verb=ObjectToPath --verb=FileSave --verb=FileQuit ' + tempfile
+
+    if find_executable('xvfb-run'):
+        command = 'xvfb-run -a ' + command
+
+    p = Popen(command, shell=True, stdout=PIPE, stderr=PIPE)
+    (out, err) = p.communicate()
+
+    if p.returncode != 0:
+        inkex.errormsg(_("Failed to convert objects to paths. Continued without converting."))
+        inkex.errormsg(out)
+        inkex.errormsg(err)
+        return document.getroot()
+    else:
+        return inkex.etree.parse(tempfile).getroot()
+
+

extensions/fablabchemnitz_inkcut_cut.inx

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<inkscape-extension xmlns="http://www.inkscape.org/namespace/inkscape/extension">
+    <_name>Inkcut - Cut selection</_name>
+    <id>fablabchemnitz.de.inkcut_cut</id>
+    <dependency type="executable" location="extensions">fablabchemnitz_inkcut_cut.py</dependency>
+    <dependency type="executable" location="extensions">fablabchemnitz_inkcut.py</dependency>
+    <dependency type="executable" location="extensions">inkex.py</dependency>
+    <effect>
+        <object-type>all</object-type>
+        <effects-menu>
+            <submenu _name="FabLab Chemnitz">
+				<submenu _name="Import/Export/Transfer"/>
+			</submenu>
+        </effects-menu>
+    </effect>
+    <script>
+        <command reldir="extensions" interpreter="python">fablabchemnitz_inkcut_cut.py</command>
+    </script>
+</inkscape-extension>

extensions/fablabchemnitz_inkcut_cut.py

@@ -0,0 +1,73 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+"""
+Inkcut, Plot HPGL directly from Inkscape.
+   extension.py
+
+   Copyright 2010-2018 The Inkcut Team
+
+   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 3 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 os
+import sys
+import inkex
+inkex.localize()
+import subprocess
+from fablabchemnitz_inkcut import contains_text, convert_objects_to_paths
+
+DEBUG = False
+
+try:
+    from subprocess import DEVNULL # py3k
+except ImportError:
+    import os
+    DEVNULL = open(os.devnull, 'wb')
+
+class InkscapeInkcutPlugin(inkex.Effect):
+    def effect(self):
+        """ Like cut but requires no selection and does no validation for
+        text nodes.
+        """
+        nodes = self.selected
+        if not len(nodes):
+            inkex.errormsg("There were no paths were selected.")
+            return
+
+        document = self.document
+        if contains_text(self.selected.values()):
+            document = convert_objects_to_paths(self.args[-1], self.document)
+
+        #: If running from source
+        if DEBUG:
+            python = '~/inkcut/venv/bin/python'
+            inkcut = '~/inkcut/main.py'
+            cmd = [python, inkcut]
+        else:
+            cmd = ['inkcut']
+
+        cmd += ['open', '-',
+               '--nodes']+[str(k) for k in nodes.keys()]
+        p = subprocess.Popen(cmd,
+                             stdin=subprocess.PIPE,
+                             stdout=DEVNULL,
+                             stderr=subprocess.STDOUT,
+                             close_fds=sys.platform != "win32")
+        p.stdin.write(inkex.etree.tostring(document))
+        p.stdin.close()
+
+# Create effect instance and apply it.
+effect = InkscapeInkcutPlugin()
+effect.affect()

extensions/fablabchemnitz_inkcut_open.inx

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<inkscape-extension xmlns="http://www.inkscape.org/namespace/inkscape/extension">
+    <_name>Inkcut - Open current document</_name>
+    <id>fablabchemnitz.de.inkcut_open</id>
+    <dependency type="executable" location="extensions">fablabchemnitz_inkcut_open.py</dependency>
+    <dependency type="executable" location="extensions">fablabchemnitz_inkcut.py</dependency>
+    <dependency type="executable" location="extensions">inkex.py</dependency>
+    <effect>
+        <object-type>all</object-type>
+        <effects-menu>
+            <submenu _name="FabLab Chemnitz">
+				<submenu _name="Import/Export/Transfer"/>
+			</submenu>
+        </effects-menu>
+    </effect>
+    <script>
+        <command reldir="extensions" interpreter="python">fablabchemnitz_inkcut_open.py</command>
+    </script>
+</inkscape-extension>

extensions/fablabchemnitz_inkcut_open.py

@@ -0,0 +1,66 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+"""
+Inkcut, Plot HPGL directly from Inkscape.
+   extension.py
+
+   Copyright 2010-2018 The Inkcut Team
+
+   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 3 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 os
+import sys
+import inkex
+inkex.localize()
+import subprocess
+
+from fablabchemnitz_inkcut import convert_objects_to_paths
+
+DEBUG = False
+try:
+    from subprocess import DEVNULL # py3k
+except ImportError:
+    import os
+    DEVNULL = open(os.devnull, 'wb')
+
+
+class InkscapeInkcutPlugin(inkex.Effect):
+    def effect(self):
+        """ Like cut but requires no selection and does no validation for
+        text nodes.
+        """
+        #: If running from source
+        if DEBUG:
+            python = '~/inkcut/venv/bin/python'
+            inkcut = '~/inkcut/main.py'
+            cmd = [python, inkcut]
+        else:
+            cmd = ['inkcut']
+
+        document = convert_objects_to_paths(self.args[-1], self.document)
+
+        cmd += ['open', '-']
+        p = subprocess.Popen(cmd,
+                             stdin=subprocess.PIPE,
+                             stdout=DEVNULL,
+                             stderr=subprocess.STDOUT,
+                             close_fds=sys.platform != "win32")
+        p.stdin.write(inkex.etree.tostring(document))
+        p.stdin.close()
+
+# Create effect instance and apply it.
+effect = InkscapeInkcutPlugin()
+effect.affect()