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# -*- coding: utf-8 -*-
"""
Cached values concerning emails
"""
import datetime
from urllib2 import HTTPError
import mailmanclient
from kittystore.caching import CachedValue
class MailmanUser(CachedValue):
_mm_client = None
_user_id_cache = {}
def _get_mailman_client(self, settings):
"""Only instanciate the mailman client once"""
if self._mm_client is None:
self._mm_client = CachedValue._get_mailman_client(self, settings)
return self._mm_client
def _get_user_id(self, store, message):
address = message.sender_email
if address not in self._user_id_cache:
mm_client = self._get_mailman_client(store.settings)
mm_user = mm_client.get_user(address)
self._user_id_cache[address] = unicode(mm_user.user_id)
return self._user_id_cache[address]
def on_new_message(self, store, mlist, message):
try:
message.user_id = self._get_user_id(store, message)
except (HTTPError, mailmanclient.MailmanConnectionError):
return # Can't refresh at this time
def daily(self, store):
# XXX: Storm-specific
from storm.locals import And
from kittystore.storm.model import Email
start_day = datetime.datetime.now() - datetime.timedelta(days=2)
messages = store.db.find(Email,
And(Email.user_id == None,
Email.archived_date >= start_day))
try:
for message in messages:
message.user_id = self._get_user_id(store, message)
except (HTTPError, mailmanclient.MailmanConnectionError):
return # Can't update at this time
def refresh(self, store):
# XXX: Storm-specific
from kittystore.storm.model import Email
try:
for message in store.db.find(Email, Email.user_id == None):
message.user_id = self._get_user_id(store, message)
except (HTTPError, mailmanclient.MailmanConnectionError):
return # Can't refresh at this time
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