Task #1


<!doctype html>

<html lang="en">

<head>

    <meta charset="UTF-8">

    <meta name="viewport" content="width=device-width, initial-scale=1.0">

    <meta name="author" content="Noah Rippinger">

    <title>CMS</title>

</head>

<body>

<?php

    include_once "includes/navbar.php";





    $directory = "includes/";

    $defaultPage = "welcome.php";



    if (isset($_GET['page'])) {

        $page = basename($_GET['page']) . ".php"; // prevent ../

    } else {

        $page = $defaultPage;

    }





    if (file_exists($directory . $page)) {

        include_once $directory . $page;

    } else {

        include_once $directory . "404.php";

    }



    // include_once "includes/footer.php";

?>

</body>

</html>