# Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).

# All rights reserved.

# This component and the accompanying materials are made available

# under the terms of "Eclipse Public License v1.0"

# which accompanies this distribution, and is available

# at the URL "http://www.eclipse.org/legal/epl-v10.html".

#

# Initial Contributors:

# Nokia Corporation - initial contribution.

#

# Contributors:

#

# Description:

#

import re

def doTimeStampCompareAndWrite(aFile, aNewFileContents):

    oldFileSub = ''

    try:

        oldFile = open(aFile, 'r')

        oldFileContents = oldFile.read()

        if len(oldFileContents) > 0:

            oldFileSub = re.sub(r'\n[\W\w]*\(time stamp\)', '', oldFileContents)

    except IOError:

        pass

    newFileSub = re.sub(r'\n[\W\w]*\(time stamp\)', '', aNewFileContents)

    #compare sub-ed files

    if oldFileSub == '' or re.search(re.escape(oldFileSub), newFileSub) == None:

        file(aFile, 'w+').write(aNewFileContents)

        return True

    return False