khosb/modules/blocked_ip/blocked_ip.inc.php

<?php
/**
 * AgileBill - Open Billing Software
 *
 * This body of work is free software; you can redistribute it and/or
 * modify it under the terms of the Open AgileBill License
 * License as published at http://www.agileco.com/agilebill/license1-4.txt
 *
 * Originally authored by Tony Landis, AgileBill LLC
 *
 * Recent modifications by Deon George
 *
 * @author Deon George <deonATleenooksDOTnet>
 * @copyright 2009 Deon George
 * @link http://osb.leenooks.net
 *
 * @link http://www.agileco.com/
 * @copyright 2004-2008 Agileco, LLC.
 * @license http://www.agileco.com/agilebill/license1-4.txt
 * @author Tony Landis <tony@agileco.com>
 * @package AgileBill
 * @subpackage Module:BlockedIP
 */

/**
 * The main AgileBill Blocked IP Class
 *
 * @package AgileBill
 * @subpackage Module:BlockedIP
 */
class blocked_ip extends OSB_module {
	/**
	 * Is IP Blocked?
	 */
	public function is_blocked($ip) {
		if ($ip && ! preg_match('/\./',$ip))
			return true;

		$ip_oct = explode('.',$ip);
		$db = &DB();
		$result = $db->Execute($q=sqlSelect($db,'blocked_ip','id',sprintf('ip IN (::%s::,::%s.%s::,::%s.%s.%s::,::%s::)',
			$ip_oct[0],$ip_oct[0],@$ip_oct[1],$ip_oct[0],@$ip_oct[1],@$ip_oct[2],$ip)));

		if ($result->RecordCount() > 0)
			return true;

		return false;
	}
}
?>