~launchpad-pqm/launchpad/devel

import sys

import logging

import optparse

import _pythonpath

from canonical.lp import initZopeless

from canonical.launchpad.scripts import (

    execute_zcml_for_scripts, logger_options, logger as logger_from_options)

from canonical.launchpad.scripts.keyringtrustanalyser import *

def readClusters(fp):

    """Read clusters of email addresses from the file (separated by blank

    lines), and yield them as sets."""

    cluster = set()

    for line in fp:

        line = line.strip()

        if line:

            cluster.add(line)

        elif cluster:

            yield cluster

            cluster = set()

    if cluster:

        yield cluster

def main(argv):

    parser = optparse.OptionParser(

        description="This script reads a list of email address clusters. "

        "and updates the Launchpad database to match by adding email "

        "addresses to existing accounts, merging accounts and "

        "creating new accounts")

    parser.add_option('-i', '--input', metavar='FILE', action='store',

                      help='Read clusters from the given file',

                      type='string', dest='input', default=None)

    logger_options(parser, logging.WARNING)

    options, args = parser.parse_args(argv[1:])

    # get logger

    logger = logger_from_options(options)

    if options.input is not None:

        logger.debug('openning %s', options.input)

        fp = open(options.input, 'r')

    else:

        fp = sys.stdin

    logger.info('Connecting to database')

    ztm = initZopeless()

    logger.info('Setting up utilities')

    execute_zcml_for_scripts()

    mergeClusters(readClusters(fp), ztm, logger)

    logger.info('Done')

    return 0

if __name__ == '__main__':

    sys.exit(main(sys.argv))