frontends (QuickApp), tools (TriggerManager): frontends can also use triggers + add those for sending and receiving a message

frontends/src/quick_frontend/quick_app.py

@@ -22,6 +22,7 @@ log = getLogger(__name__)
 
 from sat.core.i18n import _
 from sat.core import exceptions
+from sat.tools.misc import TriggerManager
 
 from sat_frontends.tools import jid
 from sat_frontends.quick_frontend.quick_widgets import QuickWidgetsManager
@@ -219,6 +220,9 @@ class QuickApp(object):
         # listeners
         self._listeners = {} # key: listener type ("avatar", "selected", etc), value: list of callbacks
 
+        # triggers
+        self.trigger = TriggerManager()  # trigger are used to change the default behaviour
+
         ## bridge ##
         try:
             self.bridge = create_bridge()
@@ -453,6 +457,10 @@ class QuickApp(object):
     def newMessageHandler(self, from_jid_s, msg, type_, to_jid_s, extra, profile):
         from_jid = jid.JID(from_jid_s)
         to_jid = jid.JID(to_jid_s)
+
+        if not self.trigger.point("newMessageTrigger", from_jid, msg, type_, to_jid, extra, profile=profile):
+            return
+
         from_me = from_jid.bare == self.profiles[profile].whoami.bare
         target = to_jid if from_me else from_jid
 
@@ -486,7 +494,11 @@ class QuickApp(object):
             callback = lambda dummy=None: None # FIXME: optional argument is here because pyjamas doesn't support callback without arg with json proxy
         if errback is None:
             errback = lambda failure: self.showDialog(failure.fullname, failure.message, "error")
-        self.bridge.sendMessage(to_jid, message, subject, mess_type, extra, profile_key, callback=callback, errback=errback)
+
+        if not self.trigger.point("sendMessageTrigger", to_jid, message, subject, mess_type, extra, callback, errback, profile_key=profile_key):
+            return
+
+        self.bridge.sendMessage(unicode(to_jid), message, subject, mess_type, extra, profile_key, callback=callback, errback=errback)
 
     def newAlertHandler(self, msg, title, alert_type, profile):
         assert alert_type in ['INFO', 'ERROR']