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# Copyright (C) 2008-2009 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/>.
"""The Mail-Archive.com archiver."""
from __future__ import absolute_import, unicode_literals
__metaclass__ = type
__all__ = [
'MailArchive',
]
import hashlib
from base64 import urlsafe_b64encode
from urllib import quote
from urlparse import urljoin
from zope.interface import implements
from mailman.config import config
from mailman.interfaces.archiver import IArchiver
class MailArchive:
"""Public archiver at the Mail-Archive.com.
Messages get archived at http://go.mail-archive.com.
"""
implements(IArchiver)
name = 'mail-archive'
@staticmethod
def list_url(mlist):
"""See `IArchiver`."""
if mlist.archive_private:
return None
return urljoin(config.archiver.mail_archive.base_url,
quote(mlist.posting_address))
@staticmethod
def permalink(mlist, msg):
"""See `IArchiver`."""
if mlist.archive_private:
return None
message_id = msg.get('message-id')
# It is not the archiver's job to ensure the message has a Message-ID.
# If no Message-ID is available, there is no permalink.
if message_id is None:
return None
# The angle brackets are not part of the Message-ID. See RFC 2822.
if message_id.startswith('<') and message_id.endswith('>'):
message_id = message_id[1:-1]
else:
message_id = message_id.strip()
sha = hashlib.sha1(message_id)
sha.update(str(mlist.posting_address))
message_id_hash = urlsafe_b64encode(sha.digest())
del msg['x-message-id-hash']
msg['X-Message-ID-Hash'] = message_id_hash
return urljoin(config.archiver.mail_archive.base_url, message_id_hash)
@staticmethod
def archive_message(mlist, msg):
"""See `IArchiver`."""
if not mlist.archive_private:
config.switchboards['out'].enqueue(
msg,
listname=mlist.fqdn_listname,
recips=[config.archiver.mail_archive.recipient])
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