<?php
require ('settings/connect.php');
$query = "INSERT INTO users (username, password) VALUES ('$_POST[username]', 'sha1($_POST[password])'";

if(($_POST['username'] != "" && $_POST['password'] != "") && $_POST['password'] == $_POST['vpassword']) {
if($query) {
echo "Thank you for registering";
} else {
echo "Failed to register";
}
} else {
echo "<form action='register.php' method='post'> Username: <input type='text' name='username' /><br />Password: <input type='password' name='password' /><br />Verify Password: <input type='password' name='vpassword /> <br /><input type='submit' /></form>";
?>