<?

include 'connect.php'; //connect to mysql database
include 'start.php';  //opening html for page
function regdetails() {

    print "Register for an account on Bo-News:<br><br>
        <form action='register.php' method='post'>
        <table>
            <tr>
                <td>Username:</td><td><input type='text' name='username'>
            </tr>
            <tr>
                <td>Password:</td><td><input type='password' name='password'>
            </tr>
            <tr>
                <td>Confirm Password:</td><td><input type='password' name='confirmpassword'>
            </tr>
            <tr>
                <td>Email:</td><td><input type='text' name='email'>
            <tr>
                <td align='right'><input type='submit' value='register'>
            </tr>
            </table>
            </form>";

}

//if we've tried to submit some data
//make sure we've entered everything out properly
if ($_POST['username'] != "") {
    if ($_POST['password'] == "") { $error[$err] = "No password was entered!"; $err++; }
    if ($_POST['confirmpassword'] == "") { $error[$err] = "You did not confirm your password!"; $err++; }
    if ($_POST['confirmpassword'] != $_POST['password']) { $error[$err] = "Your passwords don't match!"; $err++; }
    if ($_POST['email'] == "") { $error[$err] = "No email was entered!"; $err++; }
    //check if email is a valid address

    if ($err == 0;) {
        mysql_query("INSERT INTO users (username, password, email) VALUES('".$_POST['username']."','".$_POST['password']."','".$_POST['email']."' ) ") or die(mysql_error());
    }
    else {
        print "<table>";
        while ($i < $err) {
            print "<tr><td>". $error[$i] ."</td></tr>";
            $i++;
        }
        print "</table><br><br>";
        regdetails();
    }
}
else { regdetails(); }