$year = htmlspecialchars(trim($_POST['newYear']));
    $runtime = htmlspecialchars(trim($_POST['newRuntime']));
    $boxOffice = htmlspecialchars(trim($_POST['newBoxOffice']));
    $boxOffice = number_format($boxOffice);
    //add commas to turn into a string with number format
    session_start();
    if (!isset($_SESSION['user'])) {
        session_start();
        $_SESSION['notLoggedInError'] = 'Only logged-in users can add new movies.';
        header("Location: addNewMovie.php");
    } elseif ($modelMethods->titleExists($title)) {
        session_start();
        $_SESSION['addNewMovieError'] = 'The movie already exists in our database';
        header("Location: addNewMovie.php");
    } else {
        $modelMethods->addNewMovie($title, $imageFileName, $director, $mpaa, $year, $runtime, $boxOffice);
        session_start();
        $_SESSION["title"] = $title;
        header("Location: review.php");
    }
} elseif (isset($_POST['reviewTitle'])) {
    $title = htmlspecialchars(trim($_POST['reviewTitle']));
    $review = htmlspecialchars(trim($_POST['reviewReview']));
    $rating = htmlspecialchars(trim($_POST['rating']));
    session_start();
    if (!isset($_SESSION['user'])) {
        session_start();
        $_SESSION['notLoggedInError'] = 'Only logged-in users can add reviews.';
        header("Location: addReview.php");
    } else {
        $modelMethods->addReview($title, $_SESSION["user"], $review, $rating);