//YEngine:
yoptions;

constant __DEBUG__ = TRUE;

constant SCRIPT_PIN = 72743825;
constant updateChan = -4744320;

integer lhandle;

debug( string text ){
    if( __DEBUG__ ){
        llOwnerSay( text );
    }
}

endListen(){
    if( lhandle != 0 ){
        llListenRemove( lhandle );
        lhandle = 0;
    }
    llSetTimerEvent(0.0);
}

default {
    state_entry() {
        llSetText("Receiver",<1,0.685,0>,1.0);
        llSetRemoteScriptAccessPin(SCRIPT_PIN);
        debug("Access pin set");
    }
    touch_start(integer num){
        if( llDetectedKey(0) == llGetOwner() ){
            lhandle = llListen( updateChan, "", "", "" );
            llSetTimerEvent(60.0);
            debug("Waiting for updater");
        }
    }
    timer(){
        endListen();
    }
    listen(integer channel, string name, key id, string msg){
        if( llGetOwnerKey( id ) == llGetOwner() ){
            if( msg == "UPDATE-PING" ){
                debug("Updater identified, sending READY");
                endListen();
                llRegionSayTo( id, updateChan, "UPDATE-PONG" );
            }
        }
    }
}