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Diffstat (limited to 'mailman/rules/approved.py')
| -rw-r--r-- | mailman/rules/approved.py | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/mailman/rules/approved.py b/mailman/rules/approved.py deleted file mode 100644 index f81c1ad04..000000000 --- a/mailman/rules/approved.py +++ /dev/null @@ -1,121 +0,0 @@ -# Copyright (C) 2007-2009 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/>. - -"""Look for moderator pre-approval.""" - -from __future__ import absolute_import, unicode_literals - -__metaclass__ = type -__all__ = [ - 'Approved', - ] - - -import re -from email.iterators import typed_subpart_iterator -from zope.interface import implements - -from mailman.i18n import _ -from mailman.interfaces.rules import IRule - - -EMPTYSTRING = '' - - - -class Approved: - """Look for moderator pre-approval.""" - implements(IRule) - - name = 'approved' - description = _('The message has a matching Approve or Approved header.') - record = True - - def check(self, mlist, msg, msgdata): - """See `IRule`.""" - # See if the message has an Approved or Approve header with a valid - # moderator password. Also look at the first non-whitespace line in - # the file to see if it looks like an Approved header. - missing = object() - password = msg.get('approved', msg.get('approve', missing)) - if password is missing: - # Find the first text/plain part in the message - part = None - stripped = False - for part in typed_subpart_iterator(msg, 'text', 'plain'): - break - payload = part.get_payload(decode=True) - if payload is not None: - lines = payload.splitlines(True) - for lineno, line in enumerate(lines): - if line.strip() <> '': - break - if ':' in line: - header, value = line.split(':', 1) - if header.lower() in ('approved', 'approve'): - password = value.strip() - # Now strip the first line from the payload so the - # password doesn't leak. - del lines[lineno] - reset_payload(part, EMPTYSTRING.join(lines)) - stripped = True - if stripped: - # Now try all the text parts in case it's - # multipart/alternative with the approved line in HTML or - # other text part. We make a pattern from the Approved line - # and delete it from all text/* parts in which we find it. It - # would be better to just iterate forward, but email - # compatability for pre Python 2.2 returns a list, not a true - # iterator. - # - # This will process all the multipart/alternative parts in the - # message as well as all other text parts. We shouldn't find - # the pattern outside the multipart/alternative parts, but if - # we do, it is probably best to delete it anyway as it does - # contain the password. - # - # Make a pattern to delete. We can't just delete a line - # because line of HTML or other fancy text may include - # additional message text. This pattern works with HTML. It - # may not work with rtf or whatever else is possible. - pattern = header + ':(\s| )*' + re.escape(password) - for part in typed_subpart_iterator(msg, 'text'): - payload = part.get_payload(decode=True) - if payload is not None: - if re.search(pattern, payload): - reset_payload(part, re.sub(pattern, '', payload)) - else: - del msg['approved'] - del msg['approve'] - return password is not missing and password == mlist.moderator_password - - - -def reset_payload(part, payload): - # Set decoded payload maintaining content-type, charset, format and delsp. - charset = part.get_content_charset() or 'us-ascii' - content_type = part.get_content_type() - format = part.get_param('format') - delsp = part.get_param('delsp') - del part['content-transfer-encoding'] - del part['content-type'] - part.set_payload(payload, charset) - part.set_type(content_type) - if format: - part.set_param('Format', format) - if delsp: - part.set_param('DelSp', delsp) |