1 files changed, 104 insertions, 0 deletions
diff --git a/share/extensions/ps_input.py b/share/extensions/ps_input.py
new file mode 100755
index 0000000..1724c70
--- /dev/null
+++ b/share/extensions/ps_input.py
@@ -0,0 +1,104 @@
+#!/usr/bin/env python
+# coding=utf-8
+#
+# 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
+#
+"""
+Simple wrapper around ps2pdf
+"""
+
+import sys
+import os
+
+import inkex
+from inkex.command import ProgramRunError, call, which
+from inkex.localization import inkex_gettext as _
+
+
+class PostscriptInput(inkex.CallExtension):
+    """Load Postscript/EPS Files by calling ps2pdf program"""
+
+    input_ext = "ps"
+    output_ext = "pdf"
+    multi_inx = True
+
+    def add_arguments(self, pars):
+        pars.add_argument("--crop", type=inkex.Boolean, default=False)
+        pars.add_argument(
+            "--autorotate", choices=["None", "PageByPage", "All"], default="None"
+        )
+
+    def call(self, input_file, output_file):
+        crop = "-dEPSCrop" if self.options.crop else None
+        if sys.platform == "win32":
+            params = [
+                "-q",
+                "-P-",
+                "-dSAFER",
+                "-dNOPAUSE",
+                "-dBATCH",
+                "-sDEVICE#pdfwrite",
+                "-dCompatibilityLevel#1.4",
+                crop,
+                "-sOutputFile#" + output_file,
+                "-dAutoRotatePages#/" + self.options.autorotate,
+                input_file,
+            ]
+            gs_execs = ["gswin64c", "gswin32c"]
+            gs_exec = None
+            for executable in gs_execs:
+                try:
+                    which(executable)
+                    gs_exec = executable
+                except:
+                    pass
+            if gs_exec is None:
+                if "PYTEST_CURRENT_TEST" in os.environ:
+                    gs_exec = "gswin64c"  # In CI, we have neither available,
+                    # but there are mock files for the 64 bit version
+                else:
+                    raise inkex.AbortExtension(_("No GhostScript executable was found"))
+            try:
+                call(gs_exec, *params)
+            except ProgramRunError as err:
+                self.handle_gs_error(err)
+        else:
+            try:
+                call(
+                    "ps2pdf",
+                    crop,
+                    "-dAutoRotatePages=/" + self.options.autorotate,
+                    input_file,
+                    output_file,
+                )
+            except ProgramRunError as err:
+                self.handle_gs_error(err)
+
+    def handle_gs_error(self, err: ProgramRunError):
+        inkex.errormsg(
+            _(
+                "Ghostscript was unable to read the file. \nThe following error message was returned:"
+            )
+            + "\n"
+        )
+        inkex.errormsg(err.stderr.decode("utf8"))
+        inkex.errormsg(err.stdout.decode("utf8"))
+        raise inkex.AbortExtension()
+
+
+if __name__ == "__main__":
+    PostscriptInput().run()