1 #

     2 # Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

     3 # All rights reserved.

     4 # This component and the accompanying materials are made available

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

     6 # which accompanies this distribution, and is available

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

     8 #

     9 # Initial Contributors:

    10 # Nokia Corporation - initial contribution.

    11 #

    12 # Contributors:

    13 #

    14 # Description: 

    15 # dos2unix - python version

    16 # This module converts file from dos to unix i.e. replaces Dos/Windows EOL (CRLF) with Unix EOL (LF).

    17 # example usage:

    18 # dos2unix.py windowsFile.txt

    19 #

    20 

    21 import os

    22 import re

    23 import sys

    24 import stat

    25 #------------------------------------------------------------------------------

    26 # Converts string from dos to unix i.e. replaces CRLF with LF as a line terminator (EOL)

    27 #------------------------------------------------------------------------------

    28 def convertDos2Unix(inputString):

    29     regExp = re.compile("\r\n|\n|\r")

    30     return regExp.sub("\n",inputString)

    31 

    32 #------------------------------------------------------------------------------

    33 # Validates input

    34 #------------------------------------------------------------------------------

    35 def validateInput(argv):

    36     if not(len(argv) > 1):

    37        print "Error No parameter given: fileName to convert."

    38        sys.exit();

    39 

    40 #------------------------------------------------------------------------------

    41 # Reads input file

    42 #------------------------------------------------------------------------------

    43 def readInputFile(fileName):

    44     inputFile = open(fileName, 'r')

    45     # read file content

    46     originalFileContent = inputFile.read()

    47     inputFile.close()

    48     return originalFileContent

    49 

    50 #------------------------------------------------------------------------------

    51 # Writes string to given file (in binary mode)

    52 #------------------------------------------------------------------------------

    53 def writeToBinaryFile(string,fileName):

    54     os.chmod(fileName, stat.S_IRWXU)

    55     outputFile = open(fileName, 'wb')

    56     outputFile.write(string)

    57     outputFile.close()

    58 

    59 # Main script

    60 

    61 #------------------------------------------------------------------------------

    62 # Coverts dos/windows EOL to UNIX EOL (CRLF->LF) in given file

    63 #------------------------------------------------------------------------------

    64 def dos2unix(fileName):

    65     originalFileContent = readInputFile(fileName)

    66     convertedFileContent = convertDos2Unix(originalFileContent)

    67     writeToBinaryFile(convertedFileContent,fileName)

    68