fixed voice selection, and made voices without published audio return…

… congestion

macro.conf

@@ -4,19 +4,24 @@
 exten => s,1,Set(tz=Europe/London) ; Change this to be your timezone, see /usr/share/zoneinfo for other options
 
 ; Check the voice parameter matches one of the voices available, default to PAT
-exten => s,n,Set(VOICE=${FILTER(ABCDEFGHIJKLMNOPQRSTUVWXYZ,TOUPPER(${ARG1}))})
+exten => s,n,Set(VOICE=${FILTER(ABCDEFGHIJKLMNOPQRSTUVWXYZ,${TOUPPER(${ARG1})})})
 exten => s,n,GotoIf($["${VOICE}":"GORDON"]?set_gordon)
 exten => s,n,GotoIf($["${VOICE}":"ETHEL"]?set_ethel)
 exten => s,n,GotoIf($["${VOICE}":"PAT"]?set_pat)
 exten => s,n,Goto(set_pat)
 
-; Use Gordon Gow (Australia) - AUDIO NOT YET AVAILABLE
+; Use Gordon Gow (Australia)
 exten => s,n(set_gordon),Set(VOICE="gordon_gow")
 exten => s,n,Goto(tim_ringtone)
 
-; Use Ethel Cain (UK) - AUDIO NOT YET AVAILABLE
-exten => s,n(set_ethel),Set(VOICE="ethel_cain")
-exten => s,n,Goto(tim_ringtone)
+; Use Ethel Cain (UK) - AUDIO NOT YET AVAILABLE so return congestion tone
+; exten => s,n(set_ethel),Set(VOICE="ethel_cain")
+; exten => s,n,Goto(tim_ringtone)
+;
+exten => s,n(set_ethel),Progress
+exten => s,n,Playtones(congestion)
+exten => s,n,Wait(10)
+exten => s,n,Hangup
 
 ; Use Pat Simmons (UK)
 exten => s,n(set_pat),Set(VOICE="pat_simmons")