Auth0 - Automatically login with kerberos

login.js

/*
 * Helper to get a querystring value.
 */
function getParameterByName( name ){
  name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
  var regexS = "[\\?&]"+name+"=([^&#]*)";
  var regex = new RegExp( regexS );
  var results = regex.exec( window.location.href );
  if( results == null )
    return "";
  else
    return decodeURIComponent(results[1].replace(/\+/g, " "));
}

/*
 * Verify if Kerberos is possible (based on the IP address).
 * If it is, try to authenticate the user.
 */
lock.$auth0.getSSOData(true, function(err, data) {
  if (!err && data.sso) {
    if (data.connection && data.strategy === 'ad') {
      lock.$auth0.signin({
        connection: data.connection,
        state: getParameterByName('state'),
        protocol: getParameterByName('protocol') || 'oauth2'
      });
    }
  }
});