Function checkForApp

v1/extension/tamper.js:56–75

()

// since the app is a rudimentary webserver on port 34013, we check if it's
// running by sending it a "hello" request and verifying the response
function checkForApp() {
    if (appDetected) {
      appFound();
    }
    var xmp = new XMLHttpRequest();
    var timeout;
    xmp.open("GET", appUrl + "/hello", true);
    xmp.onreadystatechange = function() {
      if (xmp.readyState == 4) {
        clearTimeout(timeout);
        if (xmp.responseText != 'Hello') {
          appNotFound();
        } else {
          appFound();
        }
      }
    };
    timeout = setTimeout(appNotFound, 100);
    xmp.send();
}

function askUser(type, data, aux) {
  var identifier = Date.now().toString() + Math.random().toString().substr(2);