# Copyright (C) 2006 by the Free Software Foundation, Inc.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
# USA.

"""Set all members of a list to not receive from the list
those posts in which they are directly addressed in To: or Cc:

Save as bin/set_nodups.py

Run via

   bin/withlist -r set_nodups <listname>
"""

from Mailman import mm_cfg

def set_nodups(mlist):
    if not mlist.Locked():
        mlist.Lock()
    for member in mlist.getMembers():
        mlist.setMemberOption(member, mm_cfg.DontReceiveDuplicates, 1)
    mlist.Save()
    mlist.Unlock()