function register_user()
{
$username = $_POST["username"];
$email = $_POST["email"];
$password = $_POST["password"];
$captcha = trim($_POST["captcha"]);
//if not valid captcha()
include_once "/var/www/includes/captch_code.php";
if (check_code($captcha)) {
//sanitize input fields;
$cr = new crypto();
$password_hash = $cr->one_way_crypt($password);
//add new user to database
$u = new user();
try {
if ($u->create_user($username, $password_hash, $email)) {
$uid = $u->get_user_id($email);
$token = base64_encode($cr->encrypt($uid));
//send activation email
$link = "http://punbt090pc/activate.php?u=" . urlencode($token);
include_once "/var/www/includes/email.php";
send_activation_email($email, $link);
set_registration_error("An activation email has been sent to your inbox (Please check your junkbox in case you have not received it).");
} else {
//send back to registration page
header("Location: /register.php");
}
} catch (Exception $e) {
set_registration_error("UserName Or Email is already registered");
}
} else {
set_registration_error("Invalid Captcha");
}
}
<header>
<div id="logo">
<div id="logo_text">
<!-- class="logo_colour", allows you to change the colour of the text -->
<h1><a href="index.php">HackWeek<span class="logo_colour">#hackTheFlag</span></a></h1>
<h2>Hack like ninja!, play for pride, fun and prizes!</h2>
</div>
</div>
<nav>
<?php
include_once "/var/www/includes/error.php";
$msg = get_registration_error();
if ($msg != '') {
set_registration_error("");
?>
<div id="menu_container">
<center><h3 id="err_msg" style="color: red"><?php
echo $msg;
?>
</h3></center>
</div>
<?php
} else {
?>
<div id="menu_container">
<center><h3 id="err_msg" style="color: red"></h3></center>
</div>
<?php
}
