register_new

<?php
    ini_set('display_errors', 1);
    ini_set('display_startup_errors', 1);
    error_reporting(E_ALL);

    // include function files for his application
    require_once('bookmark_fns.php');
    // create short variable names
    $email=$_POST['email'];
    $username=$_POST['username'];
    $passwd=$_POST['passwd'];
    $passwd2=$_POST['passwd2'];
    // start session which may be needed later
    // start it now because it must go before headers
    session_start();
    try {
        // check forms filled in
        if (!filled_out($_POST)){
            throw new Exception('You have not filled the form out correctly -
            please go back and try again.');
        }

        // email address not valid
        if (!valid_email($email)){
            throw new Exception('That is not a valid email address.
            Please go back and try again.');
        }

        // passwords not the same
        if ($passwd != $passwd2){
            throw new Exception('The passwords you entered do not match -
            please go back and try again.');
        }

        // check password length is ok
        // ok if username truncates, but passwords will get
        // munged if they are too long.
        if ((strlen($passwd) < 6) || (strlen($passwd) > 16)){
            throw new Exception('Your password must be between 6 and 16 characters.
            Please go back and try again.');
        }

        // attempt to register
        // this function can also thro an exception
        register($username, $email, $passwd);
        // register session variable
        $_SESSION['valid_user'] = $username;

        // provide link to members page
        do_html_header('Registration successful');
        echo 'Your registration was successful. Go to the members page to start setting up your bookmarks!';
        do_html_url('member.php','Go to members page');

        // end page
        do_html_footer();
    }catch (Exception $e){
        do_html_header('Problem: ');
        echo $e->getMessage();
        do_html_footer();
        exit;
    }
?>