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# -*- coding: utf-8 -*-
##
## feeder.py
## Login : David Rousselie <dax@happycoders.org>
## Started on Wed Mar 5 19:15:04:42 2008 David Rousselie
## $Id$
##
## Copyright (C) 2006 David Rousselie
## This program 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 2 of the License, or
## (at your option) any later version.
##
## This program 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 this program; if not, write to the Free Software
## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
##
"""
FeederComponent with JMC Feeder and Sender implementation
"""
__revision__ = "$Id: feeder.py,v 1.1 2008/03/05 20:24:07 dax Exp $"
import logging
from pyxmpp.jid import JID
from jcl.model.account import PresenceAccount
from jcl.jabber.feeder import Feeder, MessageSender, \
HeadlineSender, FeederHandler
from jcl.model import account
from jmc.model.account import MailAccount
class MailFeeder(Feeder):
"""Email check"""
def __init__(self, component):
"""MailFeeder constructor"""
Feeder.__init__(self, component)
self.__logger = logging.getLogger("jmc.jabber.component.MailFeeder")
def initialize_live_email(self, _account):
"""For live email checking account, mark emails received while
offline as read.
Return a boolean to continue mail checking or not
(if waiting for password).
"""
if _account.password is None:
if not _account.waiting_password_reply:
account_manager = self.component.account_manager
self.component.send_stanzas(\
account_manager.ask_password(_account.user.jid,
_account,
_account.default_lang_class))
return False
try:
_account.connect()
_account.mark_all_as_read()
_account.disconnect()
_account.first_check = False
self.component.account_manager.cancel_account_error(_account)
return True
except Exception, e:
if _account.connected:
try:
_account.disconnect()
except:
# We have done everything we could
_account.connected = False
self.component.send_error(_account, e)
return False
def feed(self, _account):
"""Check for new emails for given MailAccount and return a list of
those emails or a summary.
"""
self.__logger.debug("MailFeeder.feed")
result = []
if _account.first_check and _account.live_email_only:
continue_checking = self.initialize_live_email(_account)
if not continue_checking:
return result
_account.lastcheck += 1
if _account.lastcheck == _account.interval:
_account.lastcheck = 0
action = _account.action
if action != PresenceAccount.DO_NOTHING:
try:
if _account.password is None:
account_manager = self.component.account_manager
self.component.send_stanzas(\
account_manager.ask_password(_account.user.jid,
_account,
_account.default_lang_class))
return result
self.__logger.debug("Checking " + _account.name)
self.__logger.debug("\t" + _account.login \
+ "@" + _account.host)
_account.connect()
mail_list = _account.get_new_mail_list()
default_lang_class = _account.default_lang_class
if action == MailAccount.RETRIEVE:
for mail_index in _account.get_next_mail_index(mail_list):
(body, email_from) = _account.get_mail(mail_index)
result.append((email_from,
default_lang_class.new_mail_subject\
% (email_from),
body))
elif action == MailAccount.DIGEST:
body = ""
new_mail_count = 0
for mail_index in _account.get_next_mail_index(mail_list):
(tmp_body, from_email) = \
_account.get_mail_summary(mail_index)
body += tmp_body
body += "\n----------------------------------\n"
new_mail_count += 1
if body != "":
result.append((None,
default_lang_class.new_digest_subject\
% (new_mail_count),
body))
else:
raise Exception("Unkown action: " + str(action) \
+ "\nPlease reconfigure account.")
_account.disconnect()
self.component.account_manager.cancel_account_error(_account)
self.__logger.debug("\nCHECK_MAIL ends " + _account.jid)
except Exception, e:
if _account.connected:
try:
_account.disconnect()
except:
# We have done everything we could
_account.connected = False
self.component.send_error(_account, e)
return result
class MailSender(HeadlineSender):
"""Send emails messages to jabber users"""
def create_full_email_message(self, email_from, email_subject,
email_body, to_account):
"""
Create a jabber message with email data and XEP-0033 addresses
"""
message = MessageSender.create_message(self, to_account,
(email_subject, email_body))
msg_node = message.get_node()
addresses_node = msg_node.newChild(None, "addresses", None)
address_ns = addresses_node.newNs("http://jabber.org/protocol/address",
None)
addresses_node.setNs(address_ns)
replyto_address_node = addresses_node.newChild(address_ns, "address",
None)
replyto_address_node.setProp("type", "replyto")
replyto_jid = email_from.replace('@', '%', 1) + "@" \
+ unicode(JID(to_account.jid).domain)
replyto_address_node.setProp("jid", replyto_jid)
return message
def create_message(self, to_account, data):
"""Send given emails (in data) as Jabber messages"""
email_from, subject, body = data
if to_account.action == MailAccount.RETRIEVE:
message = self.create_full_email_message(email_from, subject, body,
to_account)
elif to_account.action == MailAccount.DIGEST:
message = HeadlineSender.create_message(self, to_account,
(subject, body))
else:
message = None
return message
class MailFeederHandler(FeederHandler):
def filter(self, stanza, lang_class):
"""
Return only email account type to check mail from
"""
accounts = account.get_all_accounts(account_class=MailAccount)
return accounts
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