A post-merge script to go with the ableton-pre-commit.py

ableton-post-merge.py

#!/usr/bin/env python

"""  Converts all the .xml files back to .als (i.e. gzips them)
"""

import os
import sys
import subprocess
import gzip

ABLETON_FILE_EXT = '.als'
CONVERTED_XML_EXT = ABLETON_FILE_EXT + '.xml'

###
### find path to the root project directory
###
try:
    _GIT_DIR = subprocess.check_output(['git', 'rev-parse', '--git-dir']).rstrip('\n').rstrip('\r') # returns the .git dir
except subprocess.CalledProcessError:
    # if not in a git repository, do nothing
    exit(0)
ROOT_DIR = os.path.join(_GIT_DIR, '../') # got one directory up 

###
### Convert xml files back to live sets files
###
for filepath in filter(lambda x: x.endswith(CONVERTED_XML_EXT), os.listdir(ROOT_DIR)):
    outfile = filepath.rstrip(CONVERTED_XML_EXT) + ABLETON_FILE_EXT
    outpath = os.path.join(ROOT_DIR, outfile)

    with open(filepath, 'r') as f_xml:
        with gzip.open(outpath, 'w') as f_als:
            f_als.write(f_xml.read())
            print "xml converted back to als file: %s" % (outfile,) 
sys.exit(0)