build/i18n/scripts/merge_ils_events.py

   1 #!/usr/bin/env python
   2 import xml.dom.minidom
   3 import optparse
   4
   5 def merge_events(master, localization):
   6     """
   7     Merge two event definition files
   8     """
   9
  10     master_xml = xml.dom.minidom.parse(master)
  11     l10n_xml = xml.dom.minidom.parse(localization)
  12     impl = xml.dom.minidom.getDOMImplementation()
  13
  14     merged = impl.createDocument(None, 'ils_events', None)
  15
  16     # Add notes
  17     notes = master_xml.getElementsByTagName('notes')[0]
  18     merged.documentElement.appendChild(notes)
  19
  20     events = master_xml.getElementsByTagName('event')
  21     for event in events:
  22         merged.documentElement.appendChild(merged.createTextNode("\n"))
  23         l10n_node = get_l10n_event_desc(l10n_xml, event.getAttribute('code'))
  24         for child in event.childNodes:
  25             if child.nodeName == 'desc':
  26                 if child.getAttribute('xml:lang') == l10n_node.getAttribute('xml:lang'):
  27                     event.removeChild(child)
  28         event.appendChild(l10n_node)
  29         merged.documentElement.appendChild(event)
  30         merged.documentElement.appendChild(merged.createTextNode("\n"))
  31
  32     return merged
  33
  34 def get_l10n_event_desc(l10n_xml, code):
  35     """
  36     Gets a localized event description
  37     """
  38
  39     desc_nodes = ''
  40
  41     events = l10n_xml.getElementsByTagName('event')
  42     for event in events:
  43         if event.getAttribute('code') == code:
  44             for node in event.childNodes:
  45                 if node.nodeName == 'desc':
  46                     return node
  47         else:
  48             continue
  49
  50 def main():
  51     """
  52     Determine what action to take
  53     """
  54     opts = optparse.OptionParser()
  55     opts.add_option('-m', '--master', action='store', \
  56         help='Master ils_events.xml file into which we are merging our additional localized strings', \
  57         metavar='FILE')
  58     opts.add_option('-l', '--localization', action='store', \
  59         help='Localized ils_events.xml file', \
  60         metavar='FILE')
  61     opts.add_option('-o', '--output', dest='outfile', \
  62         help='Write output to FILE (defaults to STDOUT)', metavar='FILE')
  63     opts.add_option('-p', '--pretty', action='store', \
  64         help='Write pretty XML output')
  65     (options, args) = opts.parse_args()
  66
  67     if not options.master:
  68         opts.error('Must specify the master ils_events file (-m option)')
  69     elif not options.localization:
  70         opts.error('Must specify the localized ils_events file to merge (-l option)')
  71     else:
  72         merged = merge_events(options.master, options.localization)
  73
  74     if options.outfile:
  75         outfile = open(options.outfile, 'w')
  76         if options.pretty:
  77             outfile.write(merged.toprettyxml(encoding='utf-8'))
  78         else:
  79             outfile.write(merged.toxml(encoding='utf-8'))
  80     else:
  81         if options.pretty:
  82             print merged.toprettyxml(encoding='utf-8')
  83         else:
  84             print merged.toxml(encoding='utf-8')
  85
  86 if __name__ == '__main__':
  87     main()
  88
  89 # vim:et:ts=4:sw=4: