add intercept_unanswered_only var akin to intercept_unbridged_only

diff --git a/src/switch_ivr_bridge.c b/src/switch_ivr_bridge.c
index 254955400541848595f2b17d95d8f6b87d5518f9..b6363ffa539ae71fc57e7f3663b601c6b6f377f1 100644 (file)
--- a/src/switch_ivr_bridge.c
+++ b/src/switch_ivr_bridge.c
@@ -1546,6 +1546,13 @@ SWITCH_DECLARE(void) switch_ivr_intercept_session(switch_core_session_t *session
                }
        }
 
+       if ((var = switch_channel_get_variable(channel, "intercept_unanswered_only")) && switch_true(var)) {
+               if ((switch_channel_test_flag(rchannel, CF_ANSWERED))) {
+                       switch_core_session_rwunlock(rsession);
+                       return;
+               }
+       }
+
        switch_channel_pre_answer(channel);
 
        if (!zstr(buuid)) {