<?php
include_once 'indepen_functions.php';

sec_session_start(); // Our custom secure way of starting a PHP session.

if (isset($_POST['username'], $_POST['password'])) {
  $username = $_POST['username'];
  $password = $_POST['password']; // The hashed password.

  if (login($username, $password) == true) {
    // Login success
    header('Location: ../index.php');
    exit();
  } else {
    // Login failed
    echo '{ "message": "Voer het wachtwoord en gebruikersnaam opnieuw in" }';
  }
} else {
   // The correct POST variables were not sent to this page.
   echo 'Invalid Request';
}

$('.login-form').validate({
 //other code..
 submitHandler: function (form) {
      form.ajaxSubmit();
      return false;
 }

header('Location: /index.php');
echo 'This page has moved to <a href="../index.php">here</a>';
exit(0);

$(".login-form").validate({
  success: function(label) { alert('Success'); },
  submitHandler: function() { alert('Submit'); }
});

window.location = 'your page path';