checkem.php

<?php

/**************************************************************************************************
| Software Name        : Ravan Scripts Online Mafia Game
| Software Author      : Ravan Soft Tech
| Software Version     : Version 2.0.1 Build 2101
| Website              : http://www.ravan.info/
| E-mail               : support@ravan.info
|**************************************************************************************************
| The source files are subject to the Ravan Scripts End-User License Agreement included in License Agreement.html
| The files in the package must not be distributed in whole or significant part.
| All code is copyrighted unless otherwise advised.
| Do Not Remove Powered By Ravan Scripts without permission .         
|**************************************************************************************************
| Copyright (c) 2010 Ravan Scripts . All rights reserved.
|**************************************************************************************************/
//thx to http://www.phpit.net/code/valid-email/ for valid_email
function valid_email($email) {
  // First, we check that there's one @ symbol, and that the lengths are right
  if (!ereg("^[^@]{1,64}@[^@]{1,255}$", $email)) {
    // Email invalid because wrong number of characters in one section, or wrong number of @ symbols.
    return false;
  }
  // Split it into sections to make life easier
  $email_array = explode("@", $email);
  $local_array = explode(".", $email_array[0]);
  for ($i = 0; $i < sizeof($local_array); $i++) {
     if (!ereg("^(([A-Za-z0-9!#$%&#038;'*+/=?^_`{|}~-][A-Za-z0-9!#$%&#038;'*+/=?^_`{|}~\.-]{0,63})|(\"[^(\\|\")]{0,62}\"))$", $local_array[$i])) {
      return false;
    }
  }  
  if (!ereg("^\[?[0-9\.]+\]?$", $email_array[1])) { // Check if domain is IP. If not, it should be valid domain name
    $domain_array = explode(".", $email_array[1]);
    if (sizeof($domain_array) < 2) {
        return false; // Not enough parts to domain
    }
    for ($i = 0; $i < sizeof($domain_array); $i++) {
      if (!ereg("^(([A-Za-z0-9][A-Za-z0-9-]{0,61}[A-Za-z0-9])|([A-Za-z0-9]+))$", $domain_array[$i])) {
        return false;
      }
    }
  }
  return true;
}

include "config.php";
include "language.php";
global $_CONFIG;
define("MONO_ON", 1);
require "class/class_db_{$_CONFIG['driver']}.php";
$db=new database;
$db->configure($_CONFIG['hostname'],
 $_CONFIG['username'],
 $_CONFIG['password'],
 $_CONFIG['database'],
 $_CONFIG['persistent']);
$db->connect();
$c=$db->connection_id;
if(!$_GET['password']) { die("<font color='red'>$rrerr10</font>"); }
if(!valid_email($_GET['password'])) { die("<font color='red'>$rrerr8</font>"); }
$un=$_GET['password'];
$q=$db->query("SELECT * FROM users WHERE email='$un'");
if($db->num_rows($q)) { die("<font color='red'>$rrerr9</font>"); }
print "<font color='green'>$rrerr13</font>";
?>