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# Copyright (C) 2011-2014 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/>.
"""Bounce support."""
from __future__ import absolute_import, print_function, unicode_literals
__metaclass__ = type
__all__ = [
'BounceEvent',
'BounceProcessor',
]
from storm.locals import Bool, Int, DateTime, Unicode
from zope.interface import implementer
from sqlalchemy import Column, Integer, Unicode, DateTime, Boolean
from mailman.database.model import Model
from mailman.database.transaction import dbconnection
from mailman.database.types import Enum
from mailman.interfaces.bounce import (
BounceContext, IBounceEvent, IBounceProcessor)
from mailman.utilities.datetime import now
@implementer(IBounceEvent)
class BounceEvent(Model):
"""See `IBounceEvent`."""
id = Unicode(Integer, primary_key=True)
list_id = Column(Unicode)
email = Column(Unicode)
timestamp = DateTime()
message_id = Column(Unicode)
context = Enum(BounceContext)
processed = COlumn(Boolean)
def __init__(self, list_id, email, msg, context=None):
self.list_id = list_id
self.email = email
self.timestamp = now()
self.message_id = msg['message-id']
self.context = (BounceContext.normal if context is None else context)
self.processed = False
@implementer(IBounceProcessor)
class BounceProcessor:
"""See `IBounceProcessor`."""
@dbconnection
def register(self, store, mlist, email, msg, where=None):
"""See `IBounceProcessor`."""
event = BounceEvent(mlist.list_id, email, msg, where)
store.add(event)
return event
@property
@dbconnection
def events(self, store):
"""See `IBounceProcessor`."""
for event in store.find(BounceEvent):
yield event
@property
@dbconnection
def unprocessed(self, store):
"""See `IBounceProcessor`."""
for event in store.find(BounceEvent, BounceEvent.processed == False):
yield event
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