correctly close jingle session when no intersection between the remote codecs and the local ones. Fixes #8210

src/common/jingle_rtp.py

@@ -36,6 +36,7 @@ from common import gajim
 from common.jingle_transport import JingleTransportICEUDP
 from common.jingle_content import contents, JingleContent, JingleContentSetupException
 from common.connection_handlers_events import InformationEvent
+from common.jingle_session import FailedApplication
 
 
 import logging
@@ -283,10 +284,10 @@ class JingleRTPContent(JingleContent):
             codecs.append(c)
 
         if codecs:
-            # FIXME: Handle this case:
-            # GLib.GError: There was no intersection between the remote codecs and
-            # the local ones
-            self.p2pstream.set_remote_codecs(codecs)
+            try:
+                self.p2pstream.set_remote_codecs(codecs)
+            except GLib.Error:
+                raise FailedApplication
 
     def iter_codecs(self):
         codecs = self.p2psession.props.codecs_without_config

src/common/jingle_session.py

@@ -59,6 +59,11 @@ class TieBreak(Exception):
     action
     """
 
+class FailedApplication(Exception):
+    """
+    Exception that should be raised in case responder supports none of the payload-types offered by the initiator
+    """
+
 class JingleSession(object):
     """
     This represents one jingle session, that is, one or more content types
@@ -347,6 +352,10 @@ class JingleSession(object):
         except OutOfOrder:
             # FIXME
             self.__send_error(stanza, 'unexpected-request', 'out-of-order')
+        except FailedApplication:
+            reason = nbxmpp.Node('reason')
+            reason.addChild('failed-application')
+            self._session_terminate(reason)
 
     def __ack(self, stanza, jingle, error, action):
         """