<?php
require("connect.php");

$username = $_POST['user'];
$password = sha1($_POST['pass']);
$password2 = $_POST['pass2'];
$email = $_POST['email'];

function error()
{
  if(!$query)
  {
     echo "Query Failed: " . mysql_errno() . '<br />' . mysql_error();
   }
}

function check()
{
  $check1 = mysql_query("SELECT * FROM users WHERE username = {$username}");
  if(mysql_num_rows($check1)==1)
            return TRUE;
  return FALSE;
}

if(!$con)
{
 echo "<br /><br />Registering is disabled right now, please check back later.";
}
else
{
 if(!$_POST['register'])
    {
      echo "<br /><br />Use the following form to register a new account with us.
      <form action='register.php' method='post'><br /><br />
      <font size='1'>Username:</font><br />
      <input type='text' id='user' name='user' size='17' style='background-color: #FFFFFF; font-size: 8pt; border: 1 solid #003399' /><br />
      <font size='1'>Password:</font><br />
      <input type='text' id='pass' name='pass' size='17' style='background-color: #FFFFFF; font-size: 8pt; border: 1 solid #003399' /><br />
      <font size='1'>Confirm Password:</font><br />
      <input type='text' id='pass2' name='pass2' size='17' style='background-color: #FFFFFF; font-size: 8pt; border: 1 solid #003399' /><br />
      <font size='1'>E-mail Address:</font><br />
      <input type='text' id='email' name='email' size='17' style='background-color: #FFFFFF; font-size: 8pt; border: 1 solid #003399' /><br /><br />
      <input type='submit' name='register' id='register' value='Register' style='background-color: #FFFFFF; color: #000000; font-size: 8pt; border: 1 solid #003399' />
      <input type='reset' value='Clear' style='background-color: #FFFFFF; color: #000000; font-size: 8pt; border: 1 solid #003399' />
      </form>";
    }
 else
    {
        if(!$username)
          $errors[] = "The username you entered encountered a problem.";
        else if (!check())
            $errors[] = "The username " . $username . 'already exists';

       if(!$password || !$password2)
          $errors[] = "The password field cannot be left empty!";
         
       if(!$email)
          $errors[] =  "The email you entered encountered a problem.";
         
       if($password != $password2)
          $errors[] =  "The passwords you entered do not match.";
         
        if (count($errors))
        {
                $error_string = implode("<br />", $errors);
                echo 'You encountered the following errors: <br />'. $error_string . '<br /><br /><a href="javascript:history.go(-1);">Go Back</a>';
        }
        else
        {
           mysql_select_db("divnx5_web");
           $query = mysql_query("INSERT INTO users(username, password, email) VALUES('{$username}', '{$password}', '{$email}')");
           error();
           mysql_close($con);
           echo 'Success!  Your account ' . $username . ' was created.';
        }
     }
}

?>