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#
# Copyright (c) 2014 ThoughtWorks, Inc.
#
# Pixelated is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Pixelated 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 PCULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with Pixelated. If not, see <http://www.gnu.org/licenses/>.
from twisted.internet import defer
from twisted.logger import Logger
logger = Logger()
class MailboxIndexerListener(object):
""" Listens for new mails, keeping the index updated """
@classmethod
@defer.inlineCallbacks
def listen(cls, account, mailbox_name, mail_store, search_engine):
listener = MailboxIndexerListener(mailbox_name, mail_store, search_engine)
mail_collection = yield account.get_collection_by_mailbox(mailbox_name)
mail_collection.addListener(listener)
defer.returnValue(listener)
def __init__(self, mailbox_name, mail_store, search_engine):
self.mailbox_name = mailbox_name
self.mail_store = mail_store
self.search_engine = search_engine
@defer.inlineCallbacks
def notify_new(self):
try:
indexed_idents = set(self.search_engine.search('tag:' + self.mailbox_name.lower(), all_mails=True))
soledad_idents = yield self.mail_store.get_mailbox_mail_ids(self.mailbox_name)
soledad_idents = set(soledad_idents)
missing_idents = soledad_idents.difference(indexed_idents)
self.search_engine.index_mails((yield self.mail_store.get_mails(missing_idents, include_body=True)))
except Exception, e: # this is a event handler, don't let exceptions escape
logger.error(e)
def __eq__(self, other):
return other and other.mailbox_name == self.mailbox_name
def __hash__(self):
return self.mailbox_name.__hash__()
def __repr__(self):
return 'MailboxListener: ' + self.mailbox_name
@defer.inlineCallbacks
def listen_all_mailboxes(account, search_engine, mail_store):
mailboxes = yield account.list_all_mailbox_names()
for mailbox_name in mailboxes:
yield MailboxIndexerListener.listen(account, mailbox_name, mail_store, search_engine)
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