<?php
//Restart script by Rockerfooi!
session_start();

//Variables
$Username = "Username";
$Password = "Password";

//Script Start
if(isset($_SESSION["LoggedIN"])){
    if(isset($_GET["logout"])){
        session_destroy();
        Header("Location: index.php");
    }else{
        If(isset($_POST["cancel"])){
            $exec = shell_exec("shutdown -a");
            echo($exec);
            echo("Aborted.<br><br>");
        }
        If(isset($_POST["mode"])){
            Switch($_POST["mode"]){
                Case "Shutdown":
                    $out = shell_exec("shutdown -s -f -t 20");
                    echo($out);
                    echo("Computer will be shutdown in 20 seconds! <br>");
                    echo("
                        <form action=\"index.php\" method=\"post\">
                        <input type=\"submit\" name=\"cancel\" value=\"Cancel\">
                        </form>
                    ");
                    Break;
                Case "Reboot":
                    $out = shell_exec("shutdown -r -f -t 20");
                    echo($out);
                    echo("Computer will be rebooted in 20 seconds! <br>");
                    echo("
                        <form action=\"index.php\" method=\"post\">
                        <input type=\"submit\" name=\"cancel\" value=\"Cancel\">
                        </form>
                    ");
                    Break;
            }
        }else{
            echo("

                <form action=\"index.php\" method=\"post\">
                <input type=\"radio\" name=\"mode\" value=\"Shutdown\"> Shutdown<br>
                <input type=\"radio\" name=\"mode\" value=\"Reboot\"> Reboot<br>
                <input type=\"submit\" value=\"Execute!\">
                </form><br><br>
                Click <a href=\"index.php?logout=true\">here</a> to logout!

            ");
        }
    }
}else{
    if(isset($_POST["username"])){
        if($_POST["username"] == $Username && $_POST["password"] == $Password){
            $_SESSION["LoggedIN"] = 1;
            Header("Location: index.php");
        }else{
            echo("Incorrect login!");
        }
    }else{

        echo ("

            <form action=\"index.php\" method=\"post\">
            Username: <input type=\"text\" name=\"username\"><br>
            Password: <input type=\"password\" name=\"password\"><br>
            <input type=\"submit\" value=\"Login\">
            </form><br><br>

        ");
    }
}
?>