class_tests.inc 9.38 KiB
<?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 ($dn == ""){
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return (TRUE); } return preg_match ("/^[a-z0-9 _-]+$/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 --){ $c = 1;
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while($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", $address);
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} else { return preg_match ("/^[._a-z0-9\+-]+@[_a-z0-9-]+(\.[a-z0-9i-]+)(\.[a-z0-9-]+)*$/i", $address); } } /* \brief Check if the given department name is valid */ public static function is_department_name_reserved($name,$base) { $reservedName = array("systems","apps","incomming","internal","accounts","fax","addressbook", preg_replace("/ou=(.*),/","\\1",get_people_ou()), preg_replace("/ou=(.*),/","\\1",get_groups_ou())); $follwedNames['/ou=fai,ou=configs,ou=systems,/'] = array("fai","hooks","templates","scripts","disk","packages","variables","profiles"); /* Check if name is one of the reserved names */ if(in_array_ics($name,$reservedName)) { return(true); } /* Check all follow combinations if name is in array && parent base == array_key, return false*/ foreach($follwedNames as $key => $names){ if((in_array_ics($name,$names)) && (preg_match($key,$base))){ return(true); } } return(false); } /* \brief Check if $ip1 and $ip2 represents a valid IP range * \return TRUE in case of a valid range, FALSE in case of an error. */ public static function is_ip_range($ip1,$ip2) { if(!tests::is_ip($ip1) || !tests::is_ip($ip2)){ return(FALSE); }else{ $ar1 = explode(".",$ip1); $var1 = $ar1[0] * (16777216) + $ar1[1] * (65536) + $ar1[2] * (256) + $ar1[3]; $ar2 = explode(".",$ip2); $var2 = $ar2[0] * (16777216) + $ar2[1] * (65536) + $ar2[2] * (256) + $ar2[3]; return($var1 < $var2); } } /* \brief Check if the specified IP address $address is inside the given network */ public static function is_in_network($network, $netmask, $address) { $nw= explode('.', $network); $nm= explode('.', $netmask); $ad= explode('.', $address); /* Generate inverted netmask */ for ($i= 0; $i<4; $i++){ $ni[$i]= 255-$nm[$i]; $la[$i]= $nw[$i] | $ni[$i]; } /* Transform to integer */ $first= $nw[0] * (16777216) + $nw[1] * (65536) + $nw[2] * (256) + $nw[3]; $curr= $ad[0] * (16777216) + $ad[1] * (65536) + $ad[2] * (256) + $ad[3]; $last= $la[0] * (16777216) + $la[1] * (65536) + $la[2] * (256) + $la[3]; return ($first < $curr&& $last > $curr); } /* Check if entry value is a valid date */
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public static function is_date($date) { global $lang; if ($date == ""){ return (TRUE); } #TODO: use $lang to check date format if (!preg_match("/([0-9]{1,2})\.([0-9]{1,2})\.([0-9]{4})/", $date, $matches)) { return false; } return checkdate($matches[2],$matches[1],$matches[3]); } /* \brief Check if the specified IP address $address is inside the given network */ public static function is_in_ip_range($from, $to, $address) { $from = explode('.', $from); $to = explode('.', $to); $ad = explode('.', $address); /* Transform to integer */ $from= $from[0] * (16777216) + $from[1] * (65536) + $from[2] * (256) + $from[3]; $to= $to[0] * (16777216) + $to[1] * (65536) + $to[2] * (256) + $to[3]; $ad= $ad[0] * (16777216) + $ad[1] * (65536) + $ad[2] * (256) + $ad[3]; return ($ad >= $from && $ad <= $to); } } // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler: ?>