cvs: pear /Net_CheckIP CheckIP.php package.xml
| From: | Martin Jansen | Date: | Thu, 24 May 2001 11:08:26 +0000 |
| Subject: | cvs: pear /Net_CheckIP CheckIP.php package.xml | ||
| Groups: | php.pear.cvs | ||
| Request: | Send a blank email to pear-cvs+get-190@lists.php.net to get a copy of this message | ||
mj Thu May 24 04:08:26 2001 EDT
Added files:
/pear/Net_CheckIP CheckIP.php package.xml
Log:
* added class to validate IPv4 adresses (idea by Guido Haeger)
Index: pear/Net_CheckIP/CheckIP.php
+++ pear/Net_CheckIP/CheckIP.php
<?php
//
// +----------------------------------------------------------------------+
// | PHP version 4.0 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2001 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.0 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available at through the world-wide-web at |
// | http://www.php.net/license/2_02.txt.
|
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | license@php.net so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Authors: Martin Jansen <mj@php.net> |
// | Guido Haeger <gh-lists@ecora.de> |
// +----------------------------------------------------------------------+
//
// $Id
/**
* Class to validate the syntax of IPv4 adresses
*
* Usage:
* <?php
* require_once "Net_CheckIP/CheckIP.php";
*
* if (Net_CheckIP::check_ip("your_ip_goes_here")) {
* // Syntax of the IP is ok
* }
* ?>
*
* @author Martin Jansen <mj@php.net>
* @author Guido Haeger <gh-lists@ecora.de>
* @package Net_CheckIP
* @version 1.0
* @access public
*/
class Net_CheckIP
{
/**
* Validate the syntax of the given IP adress
*
* This function splits the IP adress in 4 pieces
* (separated by ".") and checks for each piece
* if it's and integer value between 0 and 255.
* If all 4 parameters pass this test, the function
* returns true.
*
* @param string IP adress
* @return bool true if syntax is valid, otherwise false
*/
function check_ip($ip)
{
$count = 0;
$x = explode(".", $ip);
$max = count($x);
for ($i = 0; $i < $max; $i++) {
if ($x[$i] >= 0 && $x[$i] <= 255 &&
preg_match("/^\d{1,3}$/", $x[$i])) {
$count++;
}
}
if ($count == 4 && $max == 4) {
return true;
} else {
return false;
}
}
}
?>
Index: pear/Net_CheckIP/package.xml
+++ pear/Net_CheckIP/package.xml
<?xml version="1.0" encoding="ISO-8859-1" ?>
<!-- do not use the "Type" attribute here, that one is only for
generated package.xml files -->
<Package>
<Name>CheckIP</Name>
<Summary>Check the syntax of IPv4 adresses</Summary>
<Maintainer>
<Initials>MJ</Initials>
<Name>Martin Jansen</Name>
<Email>mj@php.net</Email>
</Maintainer>
<Release>
<Version>1.0</Version>
<Date>2001-05-24</Date>
<Notes>
</Notes>
</Release>
<FileList>
<Dir>/</Dir>
<File>CheckIP.php</File>
</FileList>
</Package>