Irish Songbook
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84 lines
2.2 KiB

13 years ago
#!/usr/bin/python
#
import sys
import glob
import re
from optparse import OptionParser
# Pattern set to ignore latex command in title prefix
gtabPattern = re.compile(r"\\gtab\{(.*)\}\{(.*)\}");
def main():
usage = "usage: %prog [options]"
parser = OptionParser(usage)
parser.add_option("-o", "--output", dest="filename",
help="write result into FILE", metavar="FILE")
(options, args) = parser.parse_args()
# Options processing
if options.filename:
output = open(options.filename,"w")
else:
output = sys.stdout
# Actual processing
chords = dict()
positions = dict()
songfiles = glob.glob('songs/*/*.sg')
for file in songfiles:
for line in open(file):
result = gtabPattern.match(line)
if result:
(chord,position) = result.groups()
if not chords.has_key(chord):
chords[chord] = set()
chords[chord].add(position)
if not positions.has_key(position):
positions[position] = set()
positions[position].add(chord)
document = [
'\\documentclass{article}',
'\\usepackage[chorded]{songs}',
'\\usepackage[utf8]{inputenc}',
'\\title{Accords}',
'\\author{Romain Goffe \\and Alexandre Dupas}',
'\\date{}',
'\\begin{document}',
'\\maketitle',
'\\begin{songs}{}',
]
document.append('\\section{Chords names}')
chordskeys = chords.keys()
chordskeys.sort()
for k in chordskeys:
document.append('\\subsection{'+k.replace('#','\\#').replace('&','\\&')+'}')
for p in chords[k]:
document.append('\\gtab{'+k+'}{'+p+'}')
document.append('\\section{Chords names}')
positionskeys = positions.keys()
positionskeys.sort()
for k in positionskeys:
document.append('\\subsection{'+k+'}')
for p in positions[k]:
document.append('\\gtab{'+p+'}{'+k+'}')
document.extend([
'\\end{songs}',
'\\end{document}',
])
output.write('\n'.join(document))
if __name__ == '__main__':
main()