source: utils/convert_purple.py @ 500419b

#!/usr/bin/python
#
# Part of BitlBee. Reads a libpurple accounts.xml file and generates some
# commands/XML that BitlBee understands. For easy migration from Pidgin/
# Finch/whatever to BitlBee, be it a public server or your own.
#
# Licensed under the GPL2 like the rest of BitlBee.
#
# Copyright 2010 Wilmer van der Gaast <wilmer@gaast.net>
#

import getopt
import getpass
import os
import subprocess
import sys

import xml.dom.minidom

BITLBEE = '/usr/sbin/bitlbee'

def parse_purple(f):
        protomap = {
                'msn-pecan': 'msn',
                'aim': 'oscar',
                'icq': 'oscar',
        }
        supported = ('msn', 'jabber', 'oscar', 'yahoo', 'twitter')
        accs = list()
        
        if os.path.isdir(f):
                f = f + '/accounts.xml'
        xt = xml.dom.minidom.parse(f)
        for acc in xt.getElementsByTagName('account')[1:]:
                protocol = acc.getElementsByTagName('protocol')[0].firstChild.wholeText
                name = acc.getElementsByTagName('name')[0].firstChild.wholeText
                try:
                        password = acc.getElementsByTagName('password')[0].firstChild.wholeText
                except IndexError:
                        password = ''
                if protocol.startswith('prpl-'):
                        protocol = protocol[5:]
                if name.endswith('/'):
                        name = name[:-1]
                if protocol in protomap:
                        protocol = protomap[protocol]
                if protocol not in supported:
                        print 'Warning: protocol probably not supported by BitlBee: ' + protocol
                accs.append((protocol, name, password))
        
        return accs

def print_commands(accs):
        print 'To copy all your Pidgin accounts to BitlBee, just copy-paste the following'
        print 'commands into your &bitlbee channel:'
        print
        for acc in accs:
                print 'account add %s %s "%s"' % acc

def bitlbee_x(*args):
        bb = subprocess.Popen([BITLBEE, '-x'] + list(args), stdout=subprocess.PIPE)
        return bb.stdout.read().strip()

def print_xml(accs):
        try:
                bitlbee_x('hash', 'blaataap')
        except:
                print "Can't find/use BitlBee binary. It has to be a 1.2.5 binary or higher."
                print
                usage()
        
        print 'BitlBee .xml files are encrypted using the identify password. Please type your'
        print 'preferred identify password.'
        user = getpass.getuser()
        pwd = getpass.getpass()
        
        root = xml.dom.minidom.Element('user')
        root.setAttribute('nick', user)
        root.setAttribute('password', bitlbee_x('hash', pwd))
        root.setAttribute('version', '1')
        for acc in accs:
                accx = xml.dom.minidom.Element('account')
                accx.setAttribute('protocol', acc[0])
                accx.setAttribute('handle', acc[1])
                accx.setAttribute('password', bitlbee_x('enc', pwd, acc[2]))
                accx.setAttribute('autoconnect', '1')
                root.appendChild(accx)
        
        print
        print 'Write the following XML data to a file called %s.xml (rename it if' % user.lower()
        print 'you want to use a different nickname). It should be in the directory where'
        print 'your BitlBee account files are stored (most likely /var/lib/bitlbee).'
        print
        print root.toprettyxml()

def usage():
        print 'Usage: %s [-f <purple accounts file>] [-b <bitlbee executable>] [-x]' % sys.argv[0]
        print
        print 'Generates "account add" commands by default. -x generates a .xml file instead.'
        print 'The accounts file can normally be found in ~/.purple/.'
        sys.exit(os.EX_USAGE)

try:
        flags = dict(getopt.getopt(sys.argv[1:], 'f:b:x')[0])
except getopt.GetoptError:
        usage()
if '-f' not in flags:
        usage()
if '-b' in flags:
        BITLBEE = flags['-b']

parsed = parse_purple(flags['-f'])
if '-x' in flags:
        print_xml(parsed)
else:
        print_commands(parsed)