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Benoit Mortier authoreda5b52a89
<?php/* This code is part of FusionDirectory (http://www.fusiondirectory.org/) Copyright (C) 2003-2010 Cajus Pollmeier Copyright (C) 2011 FusionDirectory This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.*//*! \brief This class provides various test functions * * This class provides various test functions. It enables to check * if a given value is: * * - a phone numnber * - a DNS name * - an URL * etc. * * The functions need to be handled with care, because they are not as strict * as one might expect. */ class tests { /*! \brief Test if the given string is a phone number */ public static function is_phone_nr($nr) { if ($nr == ""){ return (TRUE); } return preg_match ("/^[\/0-9 ()+*-]+$/", $nr); } /*! \brief Test if the given string contains characters allowed in a DNS name */ public static function is_dns_name($str) { return(preg_match("/^[a-z0-9\.\-_]*$/i",$str)); } /*! \brief Test if the given string is an URL */ public static function is_url($url) { if ($url == ""){ return (TRUE); } return preg_match ("/^(http|https):\/\/((?:[a-zA-Z0-9_-]+\.?)+):?(\d*)/", $url); } /*! \brief Test if the given string is a DN */ public static function is_dn($dn) { if ($dn == ""){7172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140
return (TRUE);
}
return preg_match ("/^[a-z0-9 _-]+$/i", $dn);
}
/*! \brief Test if the given string is an uid */
public static function is_uid($uid)
{
if ($uid == ""){
return (TRUE);
}
/* STRICT adds spaces and case insenstivity to the uid check.
This is dangerous and should not be used. */
if (strict_uid_mode()){
return preg_match ("/^[a-z0-9_-]+$/", $uid);
} else {
return preg_match ("/^[a-z0-9 _.-]+$/i", $uid);
}
}
/*! \brief Test if the given string is an IP */
public static function is_ip($ip)
{
if(function_exists('filter_var')) {
return filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4);
} else {
return preg_match("/^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/", $ip);
}
}
public static function is_ipv6($ip)
{
if(function_exists('filter_var')) {
return filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6);
} else {
$ipv4 = '(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)';
$g = '([0-9a-f]{1,4})'; //IPv6 group
return preg_match("/^$g:$g:$g:$g:$g:$g:$g:$g$/", $ip) ||
preg_match("/^$g:$g:$g:$g:$g:$g:$ipv4$/", $ip);
}
}
/*! \brief Test if the given string is a mac address */
public static function is_mac($mac)
{
return preg_match("/^[a-f0-9][a-f0-9]:[a-f0-9][a-f0-9]:[a-f0-9][a-f0-9]:[a-f0-9][a-f0-9]:[a-f0-9][a-f0-9]:[a-f0-9][a-f0-9]$/i", $mac);
}
/*! \brief Checks if the given ip address dosen't match
"is_ip" because there is also a sub net mask given */
public static function is_ip_with_subnetmask($ip)
{
/* Generate list of valid submasks */
$res = array();
for($e = 0 ; $e <= 32; $e++){
$res[$e] = $e;
}
$i[0] =255;
$i[1] =255;
$i[2] =255;
$i[3] =255;
for($a= 3 ; $a >= 0 ; $a --){
$c = 1;
141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210
while($i[$a] > 0 ){
$str = $i[0].".".$i[1].".".$i[2].".".$i[3];
$res[$str] = $str;
$i[$a] -=$c;
$c = 2*$c;
}
}
$res["0.0.0.0"] = "0.0.0.0";
if(preg_match("/^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
"(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
"(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
"(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)/", $ip)){
$mask = preg_replace("/^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
"(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
"(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.".
"(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)/","",$ip);
$mask = preg_replace("/^\//","",$mask);
if((in_array("$mask",$res)) && preg_match("/^[0-9\.]/",$mask)){
return(TRUE);
}
}
return(FALSE);
}
/*! \brief Simple is domain check
*
* This checks if the given string looks like "string(...).string"
*/
public static function is_domain($str)
{
return(preg_match("/^(([a-z0-9\-]{2,63})\.)*[a-z]{2,63}$/i",$str));
}
/*! \brief Check if the given argument is an id */
public static function is_id($id)
{
if ($id == ""){
return (FALSE);
}
return preg_match ("/^[0-9]+$/", $id);
}
/*! \brief Check if the given argument is a path */
public static function is_path($path)
{
if ($path == ""){
return (TRUE);
}
if (!preg_match('/^[a-z0-9%\/_.+-]+$/i', $path)){
return (FALSE);
}
return preg_match ("/\/.+$/", $path);
}
/*! \brief Check if the given argument is an email */
public static function is_email($address, $template= FALSE)
{
if ($address == ""){
return (TRUE);
}
if ($template){
return preg_match ("/^[._a-z0-9%\+-]+@[_a-z0-9-]+(\.[a-z0-9-]+)(\.[a-z0-9-]+)*$/i",
$address);