GentooForum.de

Quellcode

#!/usr/bin/python

#
# mdir2mbox
#
# This script converts kmail maildir folders to Thunderbird mbox files
# stored in the current working folder.
#
# Normally this is ~/.kde/share/apps/kmail/mail
#
# USE AT YOUR OWN RISK! Do not blame me if you loose some of your emails. 
#
# MAKE A BACKUP! ... or use a copy of your email-folder.
#
# This script is licensed under GPL2 (see: http://www.gnu.org/licenses/gpl-2.0.html)
#
# 2011, Oliver Maurhart <dyle@dyle.org>
# 

import email
import os
import re
import sys
import time


# adds an email file (if it is one) to an opened mbox file
#
def addEMail(mbox, email_file_name):

    # open the email file
    email_file = open(email_file_name, 'r')
    email_object = email.message_from_file(email_file)
    if email_object != None and email_object.has_key('From'):

        print('Found email: ' + email_file_name)

        # add it to the mbox
        mbox.write('From - ' + email_object.get('Date'))

        # set email file to beginning and concat content
        email_file.seek(0)
        mbox.write(email_file.read())
        email_file.close()
        mbox.write('\n\n\0\n')

        # kill the old mdir file
        os.remove(email_file_name)



# convert a mdir structure to a mbox file
#
def mdirToMBox():

    print('Converting mdir to mbox ...\n')
    for root, dirs, files in os.walk('.', False):
        if 'cur' in dirs and 'new' in dirs and 'tmp' in dirs:
            
            # found a potential folder
            print('Potential mdir folder: ' + root)

            # rename folder to '.mdir'
            new_root = root + '.mdir'
            os.rename(root, new_root)
            
            # create a mbox file
            mbox = open(root, 'w+')
            folder_name = new_root + os.sep + 'cur'
            for email_file_name in os.listdir(folder_name):
                addEMail(mbox, folder_name + os.sep + email_file_name)
            os.rmdir(folder_name)
                
            folder_name = new_root + os.sep + 'new'
            for email_file_name in os.listdir(folder_name):
                addEMail(mbox, folder_name + os.sep + email_file_name)
            os.rmdir(folder_name)

            folder_name = new_root + os.sep + 'tmp'
            for email_file_name in os.listdir(folder_name):
                addEMail(mbox, folder_name + os.sep + email_file_name)
            os.rmdir(folder_name)
              
            # remove potential mdir folder
            os.rmdir(new_root)
        
            mbox.close()


# move all hidden folders of the name pattern
#   .NAME.directory
# to
#   NAME.sub
#
def moveHiddenFolders():

    print('Renaming hidden folders ...\n')
    for root, dirs, files in os.walk('.', False):
        m =  re.search('^\.(.*)\.directory$', os.path.basename(root))
        if m != None:
            print('Found: ' + root)
            mbox_name = os.path.dirname(root) + os.sep +  m.group(1)
            newRoot =  mbox_name + '.sbd'
            os.rename(root, newRoot)

            # touch a file with the name (without extension)
            os.utime(mbox_name, None)



# remove any *.index and *.ids files
#
def removeIndexAndIDSFiles():

    print('Removing index files ...\n')
    for root, dirs, files in os.walk('.', False):

        for file in files:

            file_full_path = root + os.sep + file

            m =  re.search('^\..*\.index$', file)
            if m != None:
                print('Found: ' + file_full_path)
                os.remove(file_full_path)

            m =  re.search('^\..*\.index\.ids$', file)
            if m != None:
                print('Found: ' + file_full_path)
                os.remove(file_full_path)

            m =  re.search('^\..*\.index\.sorted$', file)
            if m != None:
                print('Found: ' + file_full_path)
                os.remove(file_full_path)


# main
def main():

    print('Pass 1 ...\n')
    mdirToMBox()

    print('Pass 2 ...\n')
    moveHiddenFolders()

    print('Pass 3 ...\n')
    removeIndexAndIDSFiles()


# start
main()