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Diffstat (limited to 'Mailman/Handlers/Replybot.py')
| -rw-r--r-- | Mailman/Handlers/Replybot.py | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/Mailman/Handlers/Replybot.py b/Mailman/Handlers/Replybot.py new file mode 100644 index 00000000..8a9be5cb --- /dev/null +++ b/Mailman/Handlers/Replybot.py @@ -0,0 +1,120 @@ +# 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. + +"""Handler for auto-responses. +""" + +import time + +from Mailman import Utils +from Mailman import Message +from Mailman.i18n import _ +from Mailman.SafeDict import SafeDict +from Mailman.Logging.Syslog import syslog + + + +def process(mlist, msg, msgdata): + # Normally, the replybot should get a shot at this message, but there are + # some important short-circuits, mostly to suppress 'bot storms, at least + # for well behaved email bots (there are other governors for misbehaving + # 'bots). First, if the original message has an "X-Ack: No" header, we + # skip the replybot. Then, if the message has a Precedence header with + # values bulk, junk, or list, and there's no explicit "X-Ack: yes" header, + # we short-circuit. Finally, if the message metadata has a true 'noack' + # key, then we skip the replybot too. + ack = msg.get('x-ack', '').lower() + if ack == 'no' or msgdata.get('noack'): + return + precedence = msg.get('precedence', '').lower() + if ack <> 'yes' and precedence in ('bulk', 'junk', 'list'): + return + # Check to see if the list is even configured to autorespond to this email + # message. Note: the mailowner script sets the `toadmin' or `toowner' key + # (which for replybot purposes are equivalent), and the mailcmd script + # sets the `torequest' key. + toadmin = msgdata.get('toowner') + torequest = msgdata.get('torequest') + if ((toadmin and not mlist.autorespond_admin) or + (torequest and not mlist.autorespond_requests) or \ + (not toadmin and not torequest and not mlist.autorespond_postings)): + return + # Now see if we're in the grace period for this sender. graceperiod <= 0 + # means always autorespond, as does an "X-Ack: yes" header (useful for + # debugging). + sender = msg.get_sender() + now = time.time() + graceperiod = mlist.autoresponse_graceperiod + if graceperiod > 0 and ack <> 'yes': + if toadmin: + quiet_until = mlist.admin_responses.get(sender, 0) + elif torequest: + quiet_until = mlist.request_responses.get(sender, 0) + else: + quiet_until = mlist.postings_responses.get(sender, 0) + if quiet_until > now: + return + # + # Okay, we know we're going to auto-respond to this sender, craft the + # message, send it, and update the database. + realname = mlist.real_name + subject = _('Auto-response for your message to ') + \ + msg.get('to', _('the "%(realname)s" mailing list')) + # Do string interpolation + d = SafeDict({'listname' : realname, + 'listurl' : mlist.GetScriptURL('listinfo'), + 'requestemail': mlist.GetRequestEmail(), + # BAW: Deprecate adminemail; it's not advertised but still + # supported for backwards compatibility. + 'adminemail' : mlist.GetBouncesEmail(), + 'owneremail' : mlist.GetOwnerEmail(), + }) + # Just because we're using a SafeDict doesn't mean we can't get all sorts + # of other exceptions from the string interpolation. Let's be ultra + # conservative here. + if toadmin: + rtext = mlist.autoresponse_admin_text + elif torequest: + rtext = mlist.autoresponse_request_text + else: + rtext = mlist.autoresponse_postings_text + # Using $-strings? + if getattr(mlist, 'use_dollar_strings', 0): + rtext = Utils.to_percent(rtext) + try: + text = rtext % d + except Exception: + syslog('error', 'Bad autoreply text for list: %s\n%s', + mlist.internal_name(), rtext) + text = rtext + # Wrap the response. + text = Utils.wrap(text) + outmsg = Message.UserNotification(sender, mlist.GetBouncesEmail(), + subject, text, mlist.preferred_language) + outmsg['X-Mailer'] = _('The Mailman Replybot') + # prevent recursions and mail loops! + outmsg['X-Ack'] = 'No' + outmsg.send(mlist) + # update the grace period database + if graceperiod > 0: + # graceperiod is in days, we need # of seconds + quiet_until = now + graceperiod * 24 * 60 * 60 + if toadmin: + mlist.admin_responses[sender] = quiet_until + elif torequest: + mlist.request_responses[sender] = quiet_until + else: + mlist.postings_responses[sender] = quiet_until |