don't allow auto answer on an non-outbound call

diff --git a/src/mod/endpoints/mod_sofia/mod_sofia.c b/src/mod/endpoints/mod_sofia/mod_sofia.c
index 39b71f1f88503f0f758b93ea138c43a8bfb9257c..87817c3c7f211c38189ab4dc935247bcce70985a 100644 (file)
--- a/src/mod/endpoints/mod_sofia/mod_sofia.c
+++ b/src/mod/endpoints/mod_sofia/mod_sofia.c
@@ -1881,14 +1881,21 @@ static switch_status_t sofia_receive_message(switch_core_session_t *session, swi
        case SWITCH_MESSAGE_INDICATE_PHONE_EVENT:
                {
                        const char *event = "talk";
+
                        if (!zstr(msg->string_arg) && strcasecmp(msg->string_arg, event)) {
                                if (!strcasecmp(msg->string_arg, "hold")) {
                                        event = "hold";
-                               } else {
+                               } else if (strncasecmp(msg->string_arg, "talk", 4)) {
                                        switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_WARNING, "Invalid event.\n");
                                }
                        }
-                       nua_notify(tech_pvt->nh, NUTAG_NEWSUB(1), NUTAG_SUBSTATE(nua_substate_active), SIPTAG_EVENT_STR(event), TAG_END());
+
+                       if (!switch_channel_test_flag(channel, CF_ANSWERED) && switch_channel_direction(channel) == SWITCH_CALL_DIRECTION_INBOUND) {
+                               switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_ERROR, 
+                                                                 "Operation not permitted on an inbound non-answered call leg!\n");
+                       } else { 
+                               nua_notify(tech_pvt->nh, NUTAG_NEWSUB(1), NUTAG_SUBSTATE(nua_substate_active), SIPTAG_EVENT_STR(event), TAG_END());
+                       }
                }
                break;
        case SWITCH_MESSAGE_INDICATE_SIMPLIFY: