$captcha = filter_input(INPUT_POST, 'captchaResponse'); // get the captchaResponse parameter sent from our ajax


if (!$captcha) {
   echo 'no captcha';
}
$response = file_get_contents("https://www.google.com/recaptcha/api/siteverify?secret=YOUR-SECRET-KEY-HERE&response=" . $captcha);

if ($response . success == false) {
    //echo 'SPAM';
  //  http_response_code(401); // It's SPAM! RETURN SOME KIND OF ERROR
  echo 'spam';
} else {
   // Everything is ok and you can proceed by executing your login, signup, update etc scripts
   echo 'captcha good';
}

//LOGIN FORM
 $("#admin_loginForm").submit(function(event) {

 $('#loginResult').html('Please wait...');


    /* Send the request to teh server */
    $.ajax({
        type: 'POST', // The request type POST or GET
        url: "inc/functions.inc.php", // The URL to the controller
        dataType: 'html', // The data type json, html, img etc...
        async: true, // async or sync
        /* The main request body */
        data: {
            action: "logIn", // The action that we are catching at controller.php
            username: $('#username').val(), // Get the username user input
            password: $('#password').val(), // Get the password user input
            captchaResponse: $("#g-recaptcha-response").val()
        },
        success: function (data) {
                if(data == "false") {
                    $('#loginResult').html('Enter your username & password!');
                }

                else {
                alert('all good');
                }

        },


        error: function (XMLHttpRequest, textStatus, errorThrown) {
            /* If something goes wrong we're comming here */
            alert(errorThrown);
        }

    });


   });

$action = filter_input(INPUT_POST, 'action');
if($action == "logIn") {

$username = filter_input(INPUT_POST, 'username');
$password = filter_input(INPUT_POST, 'password');

if(empty($username)) {
echo 'false';
}

else if(empty($password)) {
echo 'false';
}


}