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# Copyright (C) 2007-2008 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/>.
"""Application of list styles to new and existing lists."""
__metaclass__ = type
__all__ = [
'DefaultStyle',
'style_manager',
]
# XXX Styles need to be reconciled with lazr.config.
import datetime
from operator import attrgetter
from zope.interface import implements
from zope.interface.verify import verifyObject
from mailman import Defaults
from mailman import Utils
from mailman.config import config
from mailman.core.plugins import get_plugins
from mailman.i18n import _
from mailman.interfaces import (
Action, DuplicateStyleError, IStyle, IStyleManager, NewsModeration,
Personalization)
class DefaultStyle:
"""The defalt (i.e. legacy) style."""
implements(IStyle)
name = 'default'
priority = 0 # the lowest priority style
def apply(self, mailing_list):
"""See `IStyle`."""
# For cut-n-paste convenience.
mlist = mailing_list
# Most of these were ripped from the old MailList.InitVars() method.
mlist.volume = 1
mlist.post_id = 1
mlist.new_member_options = Defaults.DEFAULT_NEW_MEMBER_OPTIONS
# This stuff is configurable
mlist.real_name = mlist.list_name.capitalize()
mlist.respond_to_post_requests = True
mlist.advertised = Defaults.DEFAULT_LIST_ADVERTISED
mlist.max_num_recipients = Defaults.DEFAULT_MAX_NUM_RECIPIENTS
mlist.max_message_size = Defaults.DEFAULT_MAX_MESSAGE_SIZE
mlist.reply_goes_to_list = Defaults.DEFAULT_REPLY_GOES_TO_LIST
mlist.reply_to_address = u''
mlist.first_strip_reply_to = Defaults.DEFAULT_FIRST_STRIP_REPLY_TO
mlist.admin_immed_notify = Defaults.DEFAULT_ADMIN_IMMED_NOTIFY
mlist.admin_notify_mchanges = (
Defaults.DEFAULT_ADMIN_NOTIFY_MCHANGES)
mlist.require_explicit_destination = (
Defaults.DEFAULT_REQUIRE_EXPLICIT_DESTINATION)
mlist.acceptable_aliases = Defaults.DEFAULT_ACCEPTABLE_ALIASES
mlist.send_reminders = Defaults.DEFAULT_SEND_REMINDERS
mlist.send_welcome_msg = Defaults.DEFAULT_SEND_WELCOME_MSG
mlist.send_goodbye_msg = Defaults.DEFAULT_SEND_GOODBYE_MSG
mlist.bounce_matching_headers = (
Defaults.DEFAULT_BOUNCE_MATCHING_HEADERS)
mlist.header_matches = []
mlist.anonymous_list = Defaults.DEFAULT_ANONYMOUS_LIST
mlist.description = u''
mlist.info = u''
mlist.welcome_msg = u''
mlist.goodbye_msg = u''
mlist.subscribe_policy = Defaults.DEFAULT_SUBSCRIBE_POLICY
mlist.subscribe_auto_approval = Defaults.DEFAULT_SUBSCRIBE_AUTO_APPROVAL
mlist.unsubscribe_policy = Defaults.DEFAULT_UNSUBSCRIBE_POLICY
mlist.private_roster = Defaults.DEFAULT_PRIVATE_ROSTER
mlist.obscure_addresses = Defaults.DEFAULT_OBSCURE_ADDRESSES
mlist.admin_member_chunksize = Defaults.DEFAULT_ADMIN_MEMBER_CHUNKSIZE
mlist.administrivia = Defaults.DEFAULT_ADMINISTRIVIA
mlist.preferred_language = Defaults.DEFAULT_SERVER_LANGUAGE
mlist.include_rfc2369_headers = True
mlist.include_list_post_header = True
mlist.filter_mime_types = Defaults.DEFAULT_FILTER_MIME_TYPES
mlist.pass_mime_types = Defaults.DEFAULT_PASS_MIME_TYPES
mlist.filter_filename_extensions = (
Defaults.DEFAULT_FILTER_FILENAME_EXTENSIONS)
mlist.pass_filename_extensions = Defaults.DEFAULT_PASS_FILENAME_EXTENSIONS
mlist.filter_content = Defaults.DEFAULT_FILTER_CONTENT
mlist.collapse_alternatives = Defaults.DEFAULT_COLLAPSE_ALTERNATIVES
mlist.convert_html_to_plaintext = (
Defaults.DEFAULT_CONVERT_HTML_TO_PLAINTEXT)
mlist.filter_action = Defaults.DEFAULT_FILTER_ACTION
# Digest related variables
mlist.digestable = Defaults.DEFAULT_DIGESTABLE
mlist.digest_is_default = Defaults.DEFAULT_DIGEST_IS_DEFAULT
mlist.mime_is_default_digest = Defaults.DEFAULT_MIME_IS_DEFAULT_DIGEST
mlist.digest_size_threshhold = Defaults.DEFAULT_DIGEST_SIZE_THRESHHOLD
mlist.digest_send_periodic = Defaults.DEFAULT_DIGEST_SEND_PERIODIC
mlist.digest_header = Defaults.DEFAULT_DIGEST_HEADER
mlist.digest_footer = Defaults.DEFAULT_DIGEST_FOOTER
mlist.digest_volume_frequency = Defaults.DEFAULT_DIGEST_VOLUME_FREQUENCY
mlist.one_last_digest = {}
mlist.digest_members = {}
mlist.next_digest_number = 1
mlist.nondigestable = Defaults.DEFAULT_NONDIGESTABLE
mlist.personalize = Personalization.none
# New sender-centric moderation (privacy) options
mlist.default_member_moderation = (
Defaults.DEFAULT_DEFAULT_MEMBER_MODERATION)
# Archiver
mlist.archive = Defaults.DEFAULT_ARCHIVE
mlist.archive_private = Defaults.DEFAULT_ARCHIVE_PRIVATE
mlist.archive_volume_frequency = (
Defaults.DEFAULT_ARCHIVE_VOLUME_FREQUENCY)
mlist.emergency = False
mlist.member_moderation_action = Action.hold
mlist.member_moderation_notice = u''
mlist.accept_these_nonmembers = []
mlist.hold_these_nonmembers = []
mlist.reject_these_nonmembers = []
mlist.discard_these_nonmembers = []
mlist.forward_auto_discards = Defaults.DEFAULT_FORWARD_AUTO_DISCARDS
mlist.generic_nonmember_action = (
Defaults.DEFAULT_GENERIC_NONMEMBER_ACTION)
mlist.nonmember_rejection_notice = u''
# Ban lists
mlist.ban_list = []
# Max autoresponses per day. A mapping between addresses and a
# 2-tuple of the date of the last autoresponse and the number of
# autoresponses sent on that date.
mlist.hold_and_cmd_autoresponses = {}
mlist.subject_prefix = _(Defaults.DEFAULT_SUBJECT_PREFIX)
mlist.msg_header = Defaults.DEFAULT_MSG_HEADER
mlist.msg_footer = Defaults.DEFAULT_MSG_FOOTER
# Set this to Never if the list's preferred language uses us-ascii,
# otherwise set it to As Needed
if Utils.GetCharSet(mlist.preferred_language) == 'us-ascii':
mlist.encode_ascii_prefixes = 0
else:
mlist.encode_ascii_prefixes = 2
# scrub regular delivery
mlist.scrub_nondigest = Defaults.DEFAULT_SCRUB_NONDIGEST
# automatic discarding
mlist.max_days_to_hold = Defaults.DEFAULT_MAX_DAYS_TO_HOLD
# Autoresponder
mlist.autorespond_postings = False
mlist.autorespond_admin = False
# this value can be
# 0 - no autoresponse on the -request line
# 1 - autorespond, but discard the original message
# 2 - autorespond, and forward the message on to be processed
mlist.autorespond_requests = 0
mlist.autoresponse_postings_text = u''
mlist.autoresponse_admin_text = u''
mlist.autoresponse_request_text = u''
mlist.autoresponse_graceperiod = datetime.timedelta(days=90)
mlist.postings_responses = {}
mlist.admin_responses = {}
mlist.request_responses = {}
# Bounces
mlist.bounce_processing = Defaults.DEFAULT_BOUNCE_PROCESSING
mlist.bounce_score_threshold = Defaults.DEFAULT_BOUNCE_SCORE_THRESHOLD
mlist.bounce_info_stale_after = Defaults.DEFAULT_BOUNCE_INFO_STALE_AFTER
mlist.bounce_you_are_disabled_warnings = (
Defaults.DEFAULT_BOUNCE_YOU_ARE_DISABLED_WARNINGS)
mlist.bounce_you_are_disabled_warnings_interval = (
Defaults.DEFAULT_BOUNCE_YOU_ARE_DISABLED_WARNINGS_INTERVAL)
mlist.bounce_unrecognized_goes_to_list_owner = (
Defaults.DEFAULT_BOUNCE_UNRECOGNIZED_GOES_TO_LIST_OWNER)
mlist.bounce_notify_owner_on_disable = (
Defaults.DEFAULT_BOUNCE_NOTIFY_OWNER_ON_DISABLE)
mlist.bounce_notify_owner_on_removal = (
Defaults.DEFAULT_BOUNCE_NOTIFY_OWNER_ON_REMOVAL)
# This holds legacy member related information. It's keyed by the
# member address, and the value is an object containing the bounce
# score, the date of the last received bounce, and a count of the
# notifications left to send.
mlist.bounce_info = {}
# New style delivery status
mlist.delivery_status = {}
# NNTP gateway
mlist.nntp_host = Defaults.DEFAULT_NNTP_HOST
mlist.linked_newsgroup = u''
mlist.gateway_to_news = False
mlist.gateway_to_mail = False
mlist.news_prefix_subject_too = True
# In patch #401270, this was called newsgroup_is_moderated, but the
# semantics weren't quite the same.
mlist.news_moderation = NewsModeration.none
# Topics
#
# `topics' is a list of 4-tuples of the following form:
#
# (name, pattern, description, emptyflag)
#
# name is a required arbitrary string displayed to the user when they
# get to select their topics of interest
#
# pattern is a required verbose regular expression pattern which is
# used as IGNORECASE.
#
# description is an optional description of what this topic is
# supposed to match
#
# emptyflag is a boolean used internally in the admin interface to
# signal whether a topic entry is new or not (new ones which do not
# have a name or pattern are not saved when the submit button is
# pressed).
mlist.topics = []
mlist.topics_enabled = False
mlist.topics_bodylines_limit = 5
# This is a mapping between user "names" (i.e. addresses) and
# information about which topics that user is interested in. The
# values are a list of topic names that the user is interested in,
# which should match the topic names in mlist.topics above.
#
# If the user has not selected any topics of interest, then the rule
# is that they will get all messages, and they will not have an entry
# in this dictionary.
mlist.topics_userinterest = {}
# The processing chain that messages coming into this list get
# processed by.
mlist.start_chain = u'built-in'
# The default pipeline to send accepted messages through.
mlist.pipeline = u'built-in'
def match(self, mailing_list, styles):
"""See `IStyle`."""
# If no other styles have matched, then the default style matches.
if len(styles) == 0:
styles.append(self)
class StyleManager:
"""The built-in style manager."""
implements(IStyleManager)
def __init__(self):
"""Install all styles from registered plugins, and install them."""
self._styles = {}
# Install all the styles provided by plugins.
for style_factory in get_plugins('mailman.styles'):
style = style_factory()
# Let DuplicateStyleErrors percolate up.
self.register(style)
def get(self, name):
"""See `IStyleManager`."""
return self._styles.get(name)
def lookup(self, mailing_list):
"""See `IStyleManager`."""
matched_styles = []
for style in self.styles:
style.match(mailing_list, matched_styles)
for style in matched_styles:
yield style
@property
def styles(self):
"""See `IStyleManager`."""
for style in sorted(self._styles.values(),
key=attrgetter('priority'),
reverse=True):
yield style
def register(self, style):
"""See `IStyleManager`."""
verifyObject(IStyle, style)
if style.name in self._styles:
raise DuplicateStyleError(style.name)
self._styles[style.name] = style
def unregister(self, style):
"""See `IStyleManager`."""
# Let KeyErrors percolate up.
del self._styles[style.name]
style_manager = StyleManager()
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