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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/>.
"""Parse mystery style generated by MTA at caiwireless.net."""
import re
import email
tcre = re.compile(r'the following recipients did not receive this message:',
re.IGNORECASE)
acre = re.compile(r'<(?P<addr>[^>]*)>')
def process(msg):
if msg.get_content_type() <> 'multipart/mixed':
return None
# simple state machine
# 0 == nothing seen
# 1 == tag line seen
state = 0
# This format thinks it's a MIME, but it really isn't
for line in email.Iterators.body_line_iterator(msg):
line = line.strip()
if state == 0 and tcre.match(line):
state = 1
elif state == 1 and line:
mo = acre.match(line)
if not mo:
return None
return [mo.group('addr')]
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