new_contents: """
      Copyright (c) 2015 Deciso B.V.
  
      part of OPNsense (https://www.opnsense.org/)
  
      All rights reserved.
  
      Redistribution and use in source and binary forms, with or without
      modification, are permitted provided that the following conditions are met:
  
      1. Redistributions of source code must retain the above copyright notice,
       this list of conditions and the following disclaimer.
  
      2. Redistributions in binary form must reproduce the above copyright
       notice, this list of conditions and the following disclaimer in the
       documentation and/or other materials provided with the distribution.
  
      THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
      INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
      AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
      AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
      OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
      SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
      INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
      CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
      ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
      POSSIBILITY OF SUCH DAMAGE.
  
      --------------------------------------------------------------------------------------
      package : translate
      function: collect acl translatable text 
  
  
  
  """
  __author__ = 'Ad Schellevis'
  
  def recursiveParseModel(xmlNode):
      for childNode in xmlNode:
          for tag in recursiveParseModel(childNode):
              yield tag
      
      if xmlNode.tag == 'ValidationMessage':
          yield xmlNode.text
  
  def recursiveParseMenu(xmlNode):
      for childNode in xmlNode:
          for tag in recursiveParseMenu(childNode):
              yield tag
      
      if xmlNode.attrib.has_key('VisibleName'):
          yield xmlNode.attrib['VisibleName']
      else:
          yield xmlNode.tag
  
  def getTranslations(root):
      import os
      import xml.etree.ElementTree as ET
      
      rootpath='%s/opnsense/mvc/app/models/OPNsense/'%root
      
      
      for root, dirs, files in os.walk(rootpath, topdown=False):
          for name in files:
              if name.lower()[-4:] == '.xml':
                  filename = '%s/%s'%(root,name)
                  tree = ET.parse(filename)
                  root = tree.getroot()
                  if root.tag == 'model':
                      for tag in recursiveParseModel(root):
                          yield tag
                  elif root.tag == 'menu':
                      for tag in recursiveParseMenu(root):
                          yield tag
          
      
      
  
  
subject: add translator helper for mvc model files