--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sat/bridge/pb.py	Fri Apr 13 18:45:43 2018 +0200
@@ -0,0 +1,138 @@
+#!/usr/bin/env python2
+#-*- coding: utf-8 -*-
+
+# SAT: a jabber client
+# Copyright (C) 2009-2018 Jérôme Poisson (goffi@goffi.org)
+
+# This program 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.
+
+# 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 Affero General Public License for more details.
+
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+from sat.core.log import getLogger
+log = getLogger(__name__)
+from twisted.spread import jelly, pb
+from twisted.internet import reactor
+
+
+## jelly hack
+# we monkey patch jelly to handle namedtuple
+ori_jelly = jelly._Jellier.jelly
+
+def fixed_jelly(self, obj):
+    """this method fix handling of namedtuple"""
+    if isinstance(obj, tuple) and not obj is tuple:
+        obj = tuple(obj)
+    return ori_jelly(self, obj)
+
+jelly._Jellier.jelly = fixed_jelly
+
+
+class PBRoot(pb.Root):
+
+    def __init__(self):
+        self.signals_handlers = []
+
+    def remote_initBridge(self, signals_handler):
+        self.signals_handlers.append(signals_handler)
+        log.info(u"registered signal handler")
+
+    def sendSignalEb(self, failure, signal_name):
+        log.error(u"Error while sending signal {name}: {msg}".format(
+            name = signal_name,
+            msg = failure,
+            ))
+
+    def sendSignal(self, name, args, kwargs):
+        to_remove = []
+        for handler in self.signals_handlers:
+            try:
+                d = handler.callRemote(name, *args, **kwargs)
+            except pb.DeadReferenceError:
+                to_remove.append(handler)
+            else:
+                d.addErrback(self.sendSignalEb, name)
+        if to_remove:
+            for handler in to_remove:
+                log.debug(u"Removing signal handler for dead frontend")
+                self.signals_handlers.remove(handler)
+
+##METHODS_PART##
+
+
+class Bridge(object):
+
+    def __init__(self):
+        log.info("Init Perspective Broker...")
+        self.root = PBRoot()
+        reactor.listenTCP(8789, pb.PBServerFactory(self.root))
+
+    def sendSignal(self, name, *args, **kwargs):
+        self.root.sendSignal(name, args, kwargs)
+
+    def remote_initBridge(self, signals_handler):
+        self.signals_handlers.append(signals_handler)
+        log.info(u"registered signal handler")
+
+    def register_method(self, name, callback):
+        log.debug("registering PB bridge method [%s]" % name)
+        setattr(self.root, "remote_"+name, callback)
+        # self.root.register_method(name, callback)
+
+    def addMethod(self, name, int_suffix, in_sign, out_sign, method, async=False, doc={}):
+        """Dynamically add a method to PB Bridge"""
+        #FIXME: doc parameter is kept only temporary, the time to remove it from calls
+        log.debug("Adding method {name} to PB bridge".format(name=name))
+        self.register_method(name, method)
+
+    def addSignal(self, name, int_suffix, signature, doc={}):
+        log.debug("Adding signal {name} to PB bridge".format(name=name))
+        setattr(self, name, lambda *args, **kwargs: self.sendSignal(name, *args, **kwargs))
+
+    def actionNew(self, action_data, id, security_limit, profile):
+        self.sendSignal("actionNew", action_data, id, security_limit, profile)
+
+    def connected(self, profile, jid_s):
+        self.sendSignal("connected", profile, jid_s)
+
+    def contactDeleted(self, entity_jid, profile):
+        self.sendSignal("contactDeleted", entity_jid, profile)
+
+    def disconnected(self, profile):
+        self.sendSignal("disconnected", profile)
+
+    def entityDataUpdated(self, jid, name, value, profile):
+        self.sendSignal("entityDataUpdated", jid, name, value, profile)
+
+    def messageNew(self, uid, timestamp, from_jid, to_jid, message, subject, mess_type, extra, profile):
+        self.sendSignal("messageNew", uid, timestamp, from_jid, to_jid, message, subject, mess_type, extra, profile)
+
+    def newContact(self, contact_jid, attributes, groups, profile):
+        self.sendSignal("newContact", contact_jid, attributes, groups, profile)
+
+    def paramUpdate(self, name, value, category, profile):
+        self.sendSignal("paramUpdate", name, value, category, profile)
+
+    def presenceUpdate(self, entity_jid, show, priority, statuses, profile):
+        self.sendSignal("presenceUpdate", entity_jid, show, priority, statuses, profile)
+
+    def progressError(self, id, error, profile):
+        self.sendSignal("progressError", id, error, profile)
+
+    def progressFinished(self, id, metadata, profile):
+        self.sendSignal("progressFinished", id, metadata, profile)
+
+    def progressStarted(self, id, metadata, profile):
+        self.sendSignal("progressStarted", id, metadata, profile)
+
+    def subscribe(self, sub_type, entity_jid, profile):
+        self.sendSignal("subscribe", sub_type, entity_jid, profile)