fixes the bug causing the bye message not to be played in the mailbox_query application.

Thanks to Juha for reporting and debugging.


git-svn-id: http://svn.berlios.de/svnroot/repos/sems/trunk@248 8eb893ce-cfd4-0310-b710-fb5ebe64c474

apps/ivr/IvrDialogBase.cpp

@@ -227,6 +227,13 @@ static PyObject* IvrDialogBase_flush(IvrDialogBase* self, PyObject* args)
     return Py_None;
 }
 
+static PyObject* IvrDialogBase_queueIsEmpty(IvrDialogBase* self, PyObject* args)
+{
+    assert(self->p_dlg);
+
+    return PyBool_FromLong(self->p_dlg->playlist.isEmpty());
+}
+
 static PyObject* IvrDialogBase_mute(IvrDialogBase* self, PyObject* args)
 {
     assert(self->p_dlg);
@@ -492,6 +499,9 @@ static PyMethodDef IvrDialogBase_methods[] = {
     {"enqueue", (PyCFunction)IvrDialogBase_enqueue, METH_VARARGS,
      "Add some audio to the queue (mostly IvrAudioFile)"
     },
+    {"queueIsEmpty", (PyCFunction)IvrDialogBase_queueIsEmpty, METH_NOARGS,
+     "Is the audio queue empty?"
+    },
     {"flush", (PyCFunction)IvrDialogBase_flush, METH_NOARGS,
      "Flush the queue"
     },

apps/mailbox/mailbox_query.py

@@ -152,8 +152,9 @@ class IvrDialog(IvrDialogBase):
 	def onEmptyQueue(self):
 
 		if self.exit:
-			self.bye()
-			self.stopSession()
+			if self.queueIsEmpty():
+				self.bye()
+				self.stopSession()
 
 
 	def onDtmf(self,key,duration):

core/AmPlaylist.cpp

@@ -31,8 +31,10 @@ void AmPlaylist::gotoNextItem()
     }
 
     updateCurrentItem();
-    if(had_item && !cur_item)
+    if(had_item && !cur_item){
+	DBG("posting AmAudioEvent::noAudio event!\n");
 	ev_q->postEvent(new AmAudioEvent(AmAudioEvent::noAudio));
+    }
 }
 
 int AmPlaylist::get(unsigned int user_ts, unsigned char* buffer, unsigned int nb_samples)
@@ -120,3 +122,18 @@ void AmPlaylist::close()
 	gotoNextItem();
     cur_mut.unlock();
 }
+
+bool AmPlaylist::isEmpty()
+{
+    bool res(true);
+
+    cur_mut.lock();
+    items_mut.lock();
+
+    res = (!cur_item) && items.empty();
+    
+    items_mut.unlock();
+    cur_mut.unlock();
+
+    return res;
+}

core/AmPlaylist.h

@@ -54,6 +54,8 @@ class AmPlaylist: public AmAudio
     AmPlaylist(AmEventQueue* q);
     ~AmPlaylist();
     
+    bool isEmpty();
+
     void addToPlaylist(AmPlaylistItem* item);
     void addToPlayListFront(AmPlaylistItem* item);
     void close();