<?php


// pw: admin/admin

try {
    if (empty($_POST['login'])) {
        throw new Exception('Login field is empty');
    }

    if (empty($_POST['pass'])) {
        throw new Exception('Password field is empty');
    }

    if ($_POST['login'] != 'admin' OR base64_encode($_POST['pass']) != 'YWRtaW4=') {
        throw new Exception('Login or password incorrect');
    }



    echo 'Hi ' . $_POST['login'] . '!';
} catch (Exception $ex) {
    echo $ex->getMessage();
}