call: fix audio tones generation

Ringing and busy tones have disappeared for an obscure reason.
This patch reverts this situation by asking manager to play
them at the right call state event.

Change-Id: Ida6c3c946df553811b7b88b8a64e6a347fa3dfa4
Reviewed-by: Andreas Traczyk <andreas.traczyk@savoirfairelinux.com>

src/call.cpp

@@ -46,7 +46,10 @@ Call::Call(Account& account, const std::string& id, Call::CallType type)
 {
     addStateListener([this](UNUSED Call::CallState call_state,
                             UNUSED Call::ConnectionState cnx_state,
-                            UNUSED int code) { checkPendingIM(); });
+                            UNUSED int code) {
+        checkPendingIM();
+        checkAudio();
+    });
 
     time(&timestamp_start_);
     account_.attachCall(id_);
@@ -499,4 +502,20 @@ Call::checkPendingIM()
     }
 }
 
+/**
+ * Handle tones for RINGING and BUSY calls
+ */
+void
+Call::checkAudio()
+{
+    using namespace DRing::Call;
+
+    auto state = getStateStr();
+    if (state == StateEvent::RINGING) {
+        Manager::instance().peerRingingCall(*this);
+    } else if (state == StateEvent::BUSY) {
+        Manager::instance().callBusy(*this);
+    }
+}
+
 } // namespace ring

src/call.h

@@ -371,6 +371,8 @@ class Call : public Recordable, public std::enable_shared_from_this<Call> {
 
         void checkPendingIM();
 
+        void checkAudio();
+
         /** Protect every attribute that can be changed by two threads */
         mutable std::recursive_mutex callMutex_ {};
 

src/sip/sipcall.cpp

@@ -721,7 +721,6 @@ void
 SIPCall::onPeerRinging()
 {
     setState(ConnectionState::RINGING);
-    Manager::instance().peerRingingCall(*this);
 }
 
 void