<?php
    // A Simple List of allowed users
    // You could substitute this code with a database connection
    $allowedUsers =  array ("test" => "test",
                            "smartfox" => "smartfox",
                            "flash" => "flash");

    // The response variable
    $res = "res=KO";


    // Check incoming data
    if ($_POST['name'] != "" && $_POST['pass'] != "")

    {
        foreach($allowedUsers as $name => $password)
        {
            if ($_POST['name'] == $name && $_POST['pass'] == $password)

            {
                // Ok, user found
                $res = "res=OK";
                break;
            }
        }
    }

    print $res;
?>