Convert colloquy transcripts to HTML. You might need to change the variables RESOURCE_DIR, XSLT_FILE and CSS_FILE. I save the file as colloquy-transform in ~/bin/ and chmod 0755 it.

colloquy-transform

#!/usr/bin/env python
# -*- mode: python; backup-inhibited: t -*-

import glob
import os
import re
import subprocess
import sys

RESOURCE_DIR = ('/Users/roshan/Library/Application Support/Colloquy/'
                'Styles/Succinct.colloquyStyle/Contents/Resources')
XSLT_FILE = os.path.join(RESOURCE_DIR, 'main.xsl')
CSS_FILE  = os.path.join(RESOURCE_DIR, 'main.css')

def usage(error=None):
    print >>sys.stderr, 'Usage: %s <input-dir> <output-dir>'
    print >>sys.stderr, '       convert each .colloquyTranscript file to .html'
    if error:
        print >>sys.stderr, 'Error: %s' % error
    sys.exit()

def main():
    if len(sys.argv) != 3:
        usage('Missing arguments')
    input_dir = sys.argv[1]
    output_dir = sys.argv[2]

    if not os.path.exists(input_dir) or not os.path.isdir(input_dir):
        usage('input directory not found "%s"' % input_dir)
    if not os.path.exists(output_dir) or not os.path.isdir(output_dir):
        usage('output directory not found "%s"' % output_dir)

    input_matcher = re.compile('#(\S+) (\d\d)-(\d\d)-(\d\d).colloquyTranscript')

    for ifile in glob.glob(os.path.join(input_dir, '*.colloquyTranscript')):
        print 'Converting "%s"' % os.path.basename(ifile)
        chunks = input_matcher.search(ifile).groups()
        ofile = '%s-20%s%s%s.html' % (chunks[:1] + tuple(reversed(chunks[1:])))

        output = file(ofile, 'w')
        output.write('<link rel="stylesheet" type="text/css" href="%s">' %
                     CSS_FILE)
        output.flush()
        output.close()

        subprocess.call('xsltproc "%s" "%s" >>"%s"' % (XSLT_FILE, ifile, ofile),
                        shell=True)

if __name__ == '__main__':
    main()