#!/opt/local/bin/python2.6

# DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
# Version 1, September 2011
# written by Knut Ahlers (knut@ahlers.me)
#
# Example config at ~/sync_project.yaml:
#
# projectname:
#   flags: -ar --progress
#   src: /home/knut/srcdir/
#   dst: knut@somesrv.com:dstdir/

import yaml, os, sys, subprocess

EX_OK = 0
EX_USAGE = 64
EX_IOERR = 74
EX_CONFIG = 78

def main(argv = None):
  if argv == None:
    argv = sys.argv

  if len(argv) != 2:
    print 'Usage: %s <project name to sync>' % argv[0]
    return EX_USAGE

  try:
    projects_file = open(os.path.expanduser('~/sync_project.yaml'))
  except:
    print 'Please set up configuration file at "~/sync_project.yaml"'
    return EX_IOERR
  projects = yaml.load(projects_file)

  project = argv[1]
  if project not in projects:
    print 'Project "%s" not found in config.' % project
    return EX_CONFIG

  settings = projects[project]

  command = 'rsync %s %s %s' % (settings['flags'], settings['src'], settings['dst'])

  returnval = subprocess.call(command, shell=True)

  if returnval == EX_OK:
    print
    print "OK"
    return EX_OK
  else:
    print
    print "Execute failed: Code %d" % returnval
    return returnval


if __name__ == "__main__":
  sys.exit(main())