// Generic Sim Status Button Indicator
// HUD / 1 prim
// by Ackley Bing
// January 2013
//
// A HUD button for remote monitoring of sims.
// Color indicates the sim status
// Green = SIM available
// When the sim goes down it turns red/black
//
// To use put this in a prim and attach to your preferred HUD location.
// Go to the sim you want to monitor and and click the prim
// Click and HOLD the hud button to choose another sim.
//
// Modify // Attach / Connect this to your HUD/Vehicle/etc any way you like.
 
integer listenhandle;
string region;
key datarequestID;
 
vector SimStutus2Color(string data)
{
    if ( data == "up" ) return <0.0,1.0,0.0>; // green
    else if ( data == "down" ) return <1.0,0.0,0.0>; // red
    else if ( data == "starting" || data == "stopping" ) return <1.0,1.0,0.0>; // yellow
    else return <0.0,0.0,0.0>; // black
}
 
default
{
    state_entry()
    {
        llRequestPermissions(llGetOwner(), PERMISSION_TAKE_CONTROLS);
        llSetPrimitiveParams([PRIM_COLOR, 4, SimStutus2Color(""), 1.0]);
    }
    touch_start(integer n)
    {
        llResetTime();
        llSetTimerEvent(30.0);
    }
    touch_end(integer n)
    {
        if(llGetTime()<5.0 && region != "") datarequestID=llRequestSimulatorData(region,DATA_SIM_STATUS);
        else llDialog(llGetOwner(), "Monitor Sim Status for "+llGetRegionName()+"?", ["Yes","No"], (listenhandle = llListen(1, "", llGetOwner(), "")));
    }
    listen(integer channel, string name, key id, string message)
    {
        if (message=="Yes") datarequestID=llRequestSimulatorData(region=llGetRegionName(),DATA_SIM_STATUS);
        if (message=="No" && region=="") llSetPrimitiveParams([PRIM_COLOR, 4, SimStutus2Color(""), 1.0]);
    }
    timer()
    {
        if (listenhandle) llListenRemove(listenhandle--);
        if (region!="") llRequestSimulatorData(region,DATA_SIM_STATUS);
    }
    dataserver(key requested, string data)
    {
        if (requested==datarequestID) llOwnerSay("http://maps.secondlife.com/secondlife/"+llEscapeURL(region)+" is "+data+(string)(datarequestID=""));
        llSetPrimitiveParams([PRIM_COLOR, 4, SimStutus2Color(data), 1.0]);
    }
    run_time_permissions(integer perms)
    {
        llTakeControls((perms && PERMISSION_TAKE_CONTROLS)*CONTROL_BACK, TRUE, TRUE);
    }
}