78 lines
2.2 KiB
PHP
78 lines
2.2 KiB
PHP
<?php
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/**
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* This file is part of the Froxlor project.
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* Copyright (c) 2003-2009 the SysCP Team (see authors).
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* Copyright (c) 2010 the Froxlor Team (see authors).
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*
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* For the full copyright and license information, please view the COPYING
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* file that was distributed with this source code. You can also view the
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* COPYING file online at http://files.froxlor.org/misc/COPYING.txt
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*
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* @copyright (c) the authors
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* @author Florian Lippert <flo@syscp.org> (2003-2009)
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* @author Froxlor team <team@froxlor.org> (2010-)
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* @license GPLv2 http://files.froxlor.org/misc/COPYING.txt
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* @package Functions
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*
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*/
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/**
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* Checks whether it is a valid ip
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*
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* @return mixed ip address on success, standard_error on failure
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* @deprecated use validate_ip2
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*/
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function validate_ip($ip, $return_bool = false, $lng = 'invalidip') {
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if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) === false
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&& filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) === false
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&& filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_NO_RES_RANGE) === false
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) {
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if ($return_bool) {
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return false;
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} else {
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standard_error($lng, $ip);
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exit();
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}
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} else {
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return $ip;
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}
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}
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/**
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* Checks whether it is a valid ip
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*
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* @param string $ip ip-address to check
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* @param bool $return_bool whether to return bool or call standard_error()
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* @param string $lng index for error-message (if $return_bool is false)
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* @param bool $allow_localhost whether to allow 127.0.0.1
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* @param bool $allow_priv whether to allow private network addresses
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*
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* @return string|bool ip address on success, false on failure
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*/
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function validate_ip2($ip, $return_bool = false, $lng = 'invalidip', $allow_localhost = false, $allow_priv = false) {
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$filter_lan = $allow_priv ? FILTER_FLAG_NO_RES_RANGE : (FILTER_FLAG_NO_RES_RANGE | FILTER_FLAG_NO_PRIV_RANGE);
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if ((filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6)
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|| filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4))
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&& filter_var($ip, FILTER_VALIDATE_IP, $filter_lan)
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) {
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return $ip;
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}
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// special case where localhost ip is allowed (mysql-access-hosts for example)
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if ($allow_localhost && $ip == '127.0.0.1') {
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return $ip;
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}
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if ($return_bool) {
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return false;
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} else {
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standard_error($lng, $ip);
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exit();
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}
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}
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