71 lines
2.1 KiB
Python
71 lines
2.1 KiB
Python
# Copyright (C) 1998,1999,2000,2001,2002 by the Free Software Foundation, Inc.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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"""This appears to be the format for Novell GroupWise and NTMail
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X-Mailer: Novell GroupWise Internet Agent 5.5.3.1
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X-Mailer: NTMail v4.30.0012
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X-Mailer: Internet Mail Service (5.5.2653.19)
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"""
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import re
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from email.Message import Message
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from cStringIO import StringIO
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acre = re.compile(r'<(?P<addr>[^>]*)>')
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def find_textplain(msg):
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if msg.get_content_type() == 'text/plain':
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return msg
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if msg.is_multipart:
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for part in msg.get_payload():
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if not isinstance(part, Message):
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continue
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ret = find_textplain(part)
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if ret:
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return ret
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return None
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def process(msg):
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if msg.get_content_type() <> 'multipart/mixed' or not msg['x-mailer']:
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return None
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addrs = {}
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# find the first text/plain part in the message
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textplain = find_textplain(msg)
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if not textplain:
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return None
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body = StringIO(textplain.get_payload())
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while 1:
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line = body.readline()
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if not line:
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break
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mo = acre.search(line)
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if mo:
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addrs[mo.group('addr')] = 1
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elif '@' in line:
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i = line.find(' ')
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if i == 0:
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continue
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if i < 0:
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addrs[line] = 1
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else:
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addrs[line[:i]] = 1
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return addrs.keys()
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