~launchpad-pqm/launchpad/devel

#!/usr/bin/python -S

#

# Copyright 2009-2011 Canonical Ltd.  This software is licensed under the

# GNU Affero General Public License version 3 (see the file LICENSE).

"""Import a mailing list (well, parts of it)."""

# XXX BarryWarsaw 2008-11-24

# Things this script does NOT currently do.

#

# - Import archives.

__metaclass__ = type

__all__ = [

    'MailingListImport',

    ]

# pylint: disable-msg=W0403

import _pythonpath

import logging

import sys

import textwrap

from lp.registry.scripts.mlistimport import Importer

from lp.services.config import config

from lp.services.scripts.base import LaunchpadScript

class MailingListImport(LaunchpadScript):

    """

    %prog [options] team_name

    Import various mailing list artifacts into a Launchpad mailing

    list.  This script allows you to import e.g. the membership list

    from an external mailing list into a Launchpad hosted mailng list.

    """

    loglevel = logging.INFO

    description = 'Import data into a Launchpad mailing list.'

    def __init__(self, name, dbuser=None):

        self.usage = textwrap.dedent(self.__doc__)

        super(MailingListImport, self).__init__(name, dbuser)

    def add_my_options(self):

        """See `LaunchpadScript`."""

        self.parser.add_option('-f', '--filename', default='-', help=(

            'The file name containing the addresses to import, one '

            "per line.  If '-' is used or this option is not given, "

            'then addresses are read from standard input.'))

        self.parser.add_option('--notifications',

                               default=False, action='store_true',

                               help=(

            'Enable team-join notification sending to team admins.'))

    def main(self):

        """See `LaunchpadScript`."""

        team_name = None

        if len(self.args) == 0:

            self.parser.error('Missing team name')

        elif len(self.args) > 1:

            self.parser.error('Too many arguments')

        else:

            team_name = self.args[0]

        importer = Importer(team_name, self.logger)

        # Suppress sending emails based on the (absence) of the --notification

        # switch.  Notifications are disabled by default because they can

        # cause huge amounts to be sent to the team owner.

        send_email_config = """

            [immediate_mail]

            send_email: %s

            """ % self.options.notifications

        config.push('send_email_config', send_email_config)

        if self.options.filename == '-':

            # Read all the addresses from standard input, parse them

            # here, and use the direct interface to the importer.

            addresses = []

            while True:

                line = sys.stdin.readline()

                if line == '':

                    break

                addresses.append(line[:-1])

            importer.importAddresses(addresses)

        else:

            importer.importFromFile(self.options.filename)

        # All done; commit the database changes.

        self.txn.commit()

        return 0

if __name__ == '__main__':

    script = MailingListImport('scripts.mlist-import', 'mlist-import')

    status = script.lock_and_run()

    sys.exit(status)