Asterisk IVR Trixbox

This version is for older Asterisk implementation and uses the Flite TTS system.

// the xapcmd handles the cmd request by setting a special variable // that axc looks for and then looks for axc's response macro xapcmd(cmd, curexten) {

  set(xapresponse="");
  set(maxcount=5);
  if ("${curexten}" != "") {
     set(last_exten=${curexten});
  };
  NoOp(xapsend:${cmd});

START:

  Wait(1);
  if ("${xapresponse}" != "") {
     Flite(${xapresponse});
     set(xapresponse="");
     return;
  } else {
     set(maxcount=${maxount}-1);
     if ("${maxcount}" != "0") {
        goto START;
     } else {
        return;
     };
  };

}; // house-attendant is a possible entry point for home automation // If you specify your initial contexts within extensions.conf // then add something like the following to your default or // corresponding context to associate the attendant w/ dialing // the operator: // // exten => 0,1,Goto(house-attendant, s, 1) context house-attendant {

  s => {
     Wait(1);
     Answer();
     TIMEOUT(digit)=7;
     TIMEOUT(response)=10;
     Wait(1);

greeting:

     Flite("welcome to the house attendant");

menu:

     Flite("press 1 for current time");
     Flite("press 2 for local weather");
     Flite("press 3 for the heating status");

// specify a timeout so that the user comes back to the menu if no selection made

     WaitExten(10);
  };

// each numeric extension is the "handler" for the xap command

  1 => {
     &xapcmd(what time is it,1);
     goto s|menu;
  };
  2 => {
     &xapcmd(what is the weather like,2);
     goto s|menu;
  };
  3 => {
     &xapcmd(what is the status of Heating GO,2);
     goto s|menu;
  };
  * => {
     if ("${last_exten}" != "") {
        goto ${last_exten}|1;
     } else {
        goto s|menu;
     };
  };
  o => goto s|menu;
  # => {
     Playback(goodbye);
     Hangup();
  };
  t => goto s|menu;
  i => {
     Playback(invalid);
     goto s|menu;
  };

};