# Copyright 2010-2011 Florent Le Coz # # This file is part of Poezio. # # Poezio is free software: you can redistribute it and/or modify # it under the terms of the zlib license. See the COPYING file. """ Defines the Connection class """ import logging log = logging.getLogger(__name__) import getpass import sleekxmpp from sleekxmpp.plugins.xep_0184 import XEP_0184 import common import fixes from common import safeJID from config import config, options class Connection(sleekxmpp.ClientXMPP): """ Receives everything from Jabber and emits the appropriate signals """ __init = False def __init__(self): resource = config.get('resource') if config.get('jid'): # Field used to know if we are anonymous or not. # many features will be handled differently # depending on this setting self.anon = False jid = '%s' % config.get('jid') if resource: jid = '%s/%s'% (jid, resource) password = config.get('password') or getpass.getpass() else: # anonymous auth self.anon = True jid = config.get('server') if resource: jid = '%s/%s' % (jid, resource) password = None jid = safeJID(jid) # TODO: use the system language sleekxmpp.ClientXMPP.__init__(self, jid, password, lang=config.get('lang')) force_encryption = config.get('force_encryption') if force_encryption: self['feature_mechanisms'].unencrypted_plain = False self['feature_mechanisms'].unencrypted_digest = False self['feature_mechanisms'].unencrypted_cram = False self['feature_mechanisms'].unencrypted_scram = False self.core = None self.auto_reconnect = config.get('auto_reconnect') self.reconnect_max_attempts = 0 self.auto_authorize = None # prosody defaults, lowest is AES128-SHA, it should be a minimum # for anything that came out after 2002 self.ciphers = config.get('ciphers', 'HIGH+kEDH:HIGH+kEECDH:HIGH:!PSK' ':!SRP:!3DES:!aNULL') self.ca_certs = config.get('ca_cert_path') or None interval = config.get('whitespace_interval') if int(interval) > 0: self.whitespace_keepalive_interval = int(interval) else: self.whitespace_keepalive = False self.register_plugin('xep_0004') self.register_plugin('xep_0012') self.register_plugin('xep_0030') self.register_plugin('xep_0045') self.register_plugin('xep_0048') self.register_plugin('xep_0050') self.register_plugin('xep_0060') self.register_plugin('xep_0066') self.register_plugin('xep_0071') self.register_plugin('xep_0077') self.plugin['xep_0077'].create_account = False self.register_plugin('xep_0085') self.register_plugin('xep_0115') # monkey-patch xep_0184 to avoid requesting receipts for messages # without a body XEP_0184._filter_add_receipt_request = fixes._filter_add_receipt_request self.register_plugin('xep_0184') self.plugin['xep_0184'].auto_ack = config.get('ack_message_receipts') self.plugin['xep_0184'].auto_request = config.get('request_message_receipts') self.register_plugin('xep_0191') self.register_plugin('xep_0199') self.set_keepalive_values() if config.get('enable_user_tune'): self.register_plugin('xep_0118') if config.get('enable_user_nick'): self.register_plugin('xep_0172') if config.get('enable_user_mood'): self.register_plugin('xep_0107') if config.get('enable_user_activity'): self.register_plugin('xep_0108') if config.get('enable_user_gaming'): self.register_plugin('xep_0196') if config.get('send_poezio_info'): info = {'name':'poezio', 'version': options.version} if config.get('send_os_info'): info['os'] = common.get_os_info() self.plugin['xep_0030'].set_identities( identities=set([('client', 'pc', None, 'Poezio')])) else: info = {'name': '', 'version': ''} self.plugin['xep_0030'].set_identities( identities=set([('client', 'pc', None, '')])) self.register_plugin('xep_0092', pconfig=info) if config.get('send_time'): self.register_plugin('xep_0202') self.register_plugin('xep_0224') self.register_plugin('xep_0249') self.register_plugin('xep_0280') self.register_plugin('xep_0297') self.register_plugin('xep_0308') def set_keepalive_values(self, option=None, value=None): """ Called at startup, or triggered when one of "connection_timeout_delay" and "connection_check_interval" options is changed. Unload and reload the ping plugin, with the new values. """ ping_interval = config.get('connection_check_interval') timeout_delay = config.get('connection_timeout_delay') if timeout_delay <= 0: # We help the stupid user (with a delay of 0, poezio will try to # reconnect immediately because the timeout is immediately # passed) # 1 second is short, but, well timeout_delay = 1 self.plugin['xep_0199'].disable_keepalive() # If the ping_interval is 0 or less, we just disable the keepalive if ping_interval > 0: self.plugin['xep_0199'].enable_keepalive(ping_interval, timeout_delay) def start(self): """ Connect and process events. TODO: try multiple servers with anon auth. """ custom_host = config.get('custom_host') custom_port = config.get('custom_port', 5222) if custom_port == -1: custom_port = 5222 if custom_host: res = self.connect((custom_host, custom_port), reattempt=True) elif custom_port != 5222 and custom_port != -1: res = self.connect((self.boundjid.host, custom_port), reattempt=True) else: res = self.connect(reattempt=True) if not res: return False self.process(threaded=True) return True def send_raw(self, data, now=False, reconnect=None): """ Overrides XMLStream.send_raw, with an event added """ if self.core: self.core.outgoing_stanza(data) sleekxmpp.ClientXMPP.send_raw(self, data, now, reconnect) class MatchAll(sleekxmpp.xmlstream.matcher.base.MatcherBase): """ Callback to retrieve all the stanzas for the XML tab """ def match(self, xml): "match everything" return True