#!/usr/bin/env python

import gdata.docs.data
import gdata.docs.client

client = gdata.docs.client.DocsClient(source = 'names-update-1')
client.ssl = True
client.http_client.debug = False
client.ClientLogin('user.name@gmail.com', 'password', client.source)
docs = client.GetEverything()

types = {
  'image/vnd.djvu': '.djvu',
  'chemical/x-chemdraw': '.chm',
  'spreadsheet': '.xls',
  'pdf': '.pdf',
  'document': '.doc',
  'presentation': '.ppt'
}

for doc in docs:
  print "Processing %s" % doc.title.text
  ext = types[doc.get_document_type()]
  name = original_name = doc.title.text

  # append file suffix if not present
  if not name.endswith(ext):
    name += ext

  parts = name.split('.')
  parts.pop()
  name = ' '.join(parts) + ext

  if name != original_name:
    try:
      print "Updating with new name %s" % name
      doc.title.text = name
      client.Update(doc)
    except Exception as boom:
      print "Epic fail", boom