commit f0537d72ee12331cc2a0e6fdf05991228c861056
Author: Thibaut Cuvelier <[email protected]>
Date: Sun Sep 26 18:15:09 2021 +0200
DocBook: add script to start LilyPond on the generated file.
Not yet used anywhere in the code for now (see next commit).
---
lib/scripts/docbook_copy.py | 63 +++++++++++++++++++++++++++++++++++++++++++
1 files changed, 63 insertions(+), 0 deletions(-)
diff --git a/lib/scripts/docbook_copy.py b/lib/scripts/docbook_copy.py
new file mode 100644
index 0000000..69c4a62
--- /dev/null
+++ b/lib/scripts/docbook_copy.py
@@ -0,0 +1,63 @@
+# -*- coding: utf-8 -*-
+
+# file docbook_copy.py
+# This file is part of LyX, the document processor.
+# Licence details can be found in the file COPYING.
+#
+# \author Thibaut Cuvelier
+#
+# Full author contact details are available in file CREDITS
+
+# Usage:
+# python docbook_copy.py lilypond_book_command in.docbook out.docbook
+# This script copies the original DocBook file (directly produced by LyX) to
the output DocBook file,
+# potentially applying a post-processing step. For now, the only implemented
post-processing step is
+# LilyPond.
+# /!\ The original file may be modified by this script!
+
+
+import os
+import shutil
+import sys
+
+
+def need_lilypond(file):
+ # Really tailored to the kind of output lilypond.module makes (in
lib/layouts).
+ with open(file, 'r') as f:
+ return "language='lilypond'" in f.read()
+
+
+def copy_docbook(args):
+ if len(args) != 4:
+ print('Exactly four arguments are expected, only %s found: %s.' %
(len(args), args))
+ sys.exit(1)
+
+ # Parse the command line.
+ lilypond_command = args[1]
+ in_file = args[2]
+ out_file = args[3]
+
+ has_lilypond = lilypond_command != ""
+
+ # Apply LilyPond to the original file if available and needed.
+ if has_lilypond and need_lilypond(in_file):
+ # LilyPond requires that its input file has the .lyxml extension.
+ # Move the file, so that LilyPond doesn't have to erase the contents
of the original file before
+ # writing the converted output.
+ in_lily_file = in_file.replace(".xml", ".lyxml")
+ shutil.move(in_file, in_lily_file)
+
+ # Start LilyPond on the copied file.
+ command = lilypond_command + ' --format=docbook ' + in_lily_file
+ if os.system(command) != 0:
+ print('Error from LilyPond')
+ sys.exit(1)
+
+ # Now, in_file should have the LilyPond-processed contents.
+
+ # Perform the final copy.
+ shutil.copyfile(in_file, out_file, follow_symlinks=False)
+
+
+if __name__ == '__main__':
+ copy_docbook(sys.argv)
--
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