fix ConfirmCallSession cannot be played

jambonz · Dec 4, 2024 · 020e4b7 · 020e4b7
1 parent dce4fe1
commit 020e4b7
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/lib/session/call-session.js b/lib/session/call-session.js
@@ -1043,8 +1043,9 @@ class CallSession extends Emitter {
     this.logger.info({tasks: listTaskNames(this.tasks)}, `CallSession:exec starting ${this.tasks.length} tasks`);
 
     // calculate if inbandDTMF tone is used
-    const voip_carrier_sid = this.req.has('X-Voip-Carrier-Sid') ? this.req.get('X-Voip-Carrier-Sid') :
-      this.req.has('X-Requested-Carrier-Sid') ? this.req.get('X-Requested-Carrier-Sid') : null;
+    // For ConfirmCallSession, req is not available and we don't need to enable DTMF tone for ConfirmCallSession
+    const voip_carrier_sid = this.req?.has('X-Voip-Carrier-Sid') ? this.req.get('X-Voip-Carrier-Sid') :
+      this.req?.has('X-Requested-Carrier-Sid') ? this.req.get('X-Requested-Carrier-Sid') : null;
 
     if (voip_carrier_sid) {
       const {lookupVoipCarrierBySid} = dbUtils(this.logger, this.srf);