Webseite als geplanten Task starten?

Code:

<script>
<?php
 // Bravia Power Control
 // usage example: [url]http://intranet/tools/braviacontrol/?ip=10.37.100.240&action=poweron[/url]
 // actions: poweron, poweroff, powerquery
   
 $ip = $_GET["ip"];
 $action = $_GET["action"];
 $psk = "1234";

 switch($action) {
    case "poweron":
        echo "send('system', 'setPowerStatus', {status: true});";
        break;
    
    case "poweroff":
        echo "send('system', 'setPowerStatus', {status: false});";
        break;
    case "powerquery":
        echo "send('system', 'getPowerStatus', {});";
        break; 
 }
?>

function send(service, method, params) {
  var ip = "<?php echo $ip;?>";
  var psk = "<?php echo $psk;?>";
  var xhr = new XMLHttpRequest();
  xhr.onload = function() {
    var resp = xhr.responseText;
    document.write('\nstatus: ' + xhr.status + '\n' + JSON.stringify(JSON.parse(xhr.response), null, '  '))
  };
  xhr.open('POST', 'http://' + ip + '/sony/' + service);
  if (psk) {
    xhr.setRequestHeader('X-Auth-PSK', psk);
  }

  xhr.send(JSON.stringify({
    method: method,
    version: '1.0',
    id: 1,
    params: params ? [params] : [],
  }));
}
</script>