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# Copyright (C) 1998,1999,2000,2001,2002 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
"""-request robot command queue runner."""
# See the delivery diagram in IncomingRunner.py. This module handles all
# email destined for mylist-request, -join, and -leave. It no longer handles
# bounce messages (i.e. -admin or -bounces), nor does it handle mail to
# -owner.
import re
from Mailman import mm_cfg
from Mailman.Bouncers import BouncerAPI
from Mailman.Handlers import SpamDetect
from Mailman.Queue.Runner import Runner
from Mailman.Queue.sbcache import get_switchboard
from Mailman.Logging.Syslog import syslog
from Mailman import LockFile
class CommandRunner(Runner):
QDIR = mm_cfg.CMDQUEUE_DIR
def _dispose(self, mlist, msg, msgdata):
# BAW: Not all the functions of this qrunner require the list to be
# locked. Still, it's more convenient to lock it here and now and
# deal with lock failures in one place.
try:
mlist.Lock(timeout=mm_cfg.LIST_LOCK_TIMEOUT)
except LockFile.TimeOutError:
# Oh well, try again later
return 1
# runner specific code
#
# This message will have been delivered to one of mylist-request,
# mylist-join, or mylist-leave, and the message metadata will contain
# a key to which one was used. BAW: The tojoin and toleave actions
# are hacks!
try:
if msgdata.get('torequest'):
# Just pass the message off the command handler
mlist.ParseMailCommands(msg, msgdata)
elif msgdata.get('tojoin'):
del msg['subject']
msg['Subject'] = 'join'
msg.set_payload('')
mlist.ParseMailCommands(msg, msgdata)
elif msgdata.get('toleave'):
del msg['subject']
msg['Subject'] = 'leave'
msg.set_payload('')
try:
mlist.ParseMailCommands(msg, msgdata)
except LockFile.TimeOutError:
# We probably could not get the lock on the pending
# database. That's okay, we'll just try again later.
return 1
elif msgdata.get('toconfirm'):
mo = re.match(mm_cfg.VERP_CONFIRM_REGEXP, msg.get('to', ''))
if mo:
# BAW: blech, this should not hack the Subject: header,
# but this is quick and dirty until we rewrite email
# command handling.
del msg['subject']
msg['Subject'] = 'confirm ' + mo.group('cookie')
mlist.ParseMailCommands(msg, msgdata)
mlist.Save()
finally:
mlist.Unlock()
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