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# Copyright (C) 1998-2009 by the Free Software Foundation, Inc.
#
# This file is part of GNU Mailman.
#
# GNU Mailman 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 3 of the License, or (at your option)
# any later version.
#
# GNU Mailman 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
# GNU Mailman. If not, see <http://www.gnu.org/licenses/>.
"""Compuserve has its own weird format for bounces."""
import re
import email
dcre = re.compile(r'your message could not be delivered', re.IGNORECASE)
acre = re.compile(r'Invalid receiver address: (?P<addr>.*)')
def process(msg):
# simple state machine
# 0 = nothing seen yet
# 1 = intro line seen
state = 0
addrs = []
for line in email.Iterators.body_line_iterator(msg):
if state == 0:
mo = dcre.search(line)
if mo:
state = 1
elif state == 1:
mo = dcre.search(line)
if mo:
break
mo = acre.search(line)
if mo:
addrs.append(mo.group('addr'))
return addrs
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