class_tests.inc 10.25 KiB
<?php
/*
  This code is part of FusionDirectory (http://www.fusiondirectory.org/)
  Copyright (C) 2003-2010  Cajus Pollmeier
  Copyright (C) 2011-2015  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.
/*!
 * \file class_tests.inc
 * Source code for class tests
/*!
 * \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
   * \param string $nr The phone number to check
  public static function is_phone_nr($nr)
    if ($nr == "") {
      return TRUE;
    return preg_match ("/^[\/0-9 ()+*-]+$/", $nr);
  /*!
   * \brief Test if the given string contains characters allowed in a DNS record name
   * \param string $str The DNS to check
  public static function is_dns_name($str)
    return preg_match("/^[a-z0-9\.\-_]*$/i", $str);
  /*!
   * \brief Test if the given string contains characters allowed in a hostname
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* * \param string $str The hostname to check */ public static function is_valid_hostname($str) { return preg_match("/^[a-z0-9\.\-]*$/i", $str); } /*! * \brief Test if the given string is an URL * * \param string $url The URL to check */ public static function is_url($url) { if ($url == "") { return TRUE; } /* Using @stephenhay regexp from http://mathiasbynens.be/demo/url-regex (removed ftp through) */ return preg_match ("@^(https?)://[^\s/$.?#].[^\s]*$@i", $url); } /*! * \brief Test if the given string is a DN * * \param string $dn The DN to check */ public static function is_dn($dn) { if ($dn == "") { return TRUE; } return preg_match ("/^[a-z0-9 _-]+$/i", $dn); } /*! * \brief Test if the given string is an uid * * \param string $uid The UID to check */ public static function is_uid($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 (v4 or v6) * * \param string $ip The IP to check */ public static function is_ip($ip) { return filter_var($ip, FILTER_VALIDATE_IP); }
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/*! * \brief Test if the given string is an IPv4 * * \param string $ip The IPv4 to check */ public static function is_ipv4($ip) { return filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4); } /*! * \brief Test if the given string is an IPv6 * * \param string $ip The IPv6 to check */ public static function is_ipv6($ip) { return filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6); } /*! * \brief Test if the given string is a mac address * * \param string $mac The MAC address to check */ public static function is_mac($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 doesn't match * "is_ip" because there is also a sub net mask given * * \param string $ip The IP to check */ public static function is_ip_with_subnetmask($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--) { $c = 1; while ($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)) {
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return TRUE; } } return FALSE; } /*! * \brief Simple is domain check * * This checks if the given string looks like "string(...).string" * * \param string $str The domain to check */ public static function is_domain($str) { return preg_match("/^(([a-z0-9\-]{2,63})\.)*[a-z]{2,63}$/i", $str); } /*! * \brief Check if the given argument is an id * * \param string $id The id to check */ public static function is_id($id) { if ($id == "") { return FALSE; } return preg_match ("/^[0-9]+$/", $id); } /*! * \brief Check if the given argument is a path * * \param string $path The path to check */ public static function is_path($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 * * \param string $address The email address * * \param boolean $template FALSE */ public static function is_email($address, $deprecated = FALSE) { if ($address == "") { return TRUE; } if (filter_var($address, FILTER_VALIDATE_EMAIL) !== FALSE) { return TRUE; } elseif (filter_var($address.'.com', FILTER_VALIDATE_EMAIL) !== FALSE) { /* this is to allow addresses like example@localhost, which are refused by some PHP version */ return TRUE;
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} return FALSE; } /* * \brief Check if the given department name is valid * * \param string $name The deparment name * * \param string $base */ public static function is_department_name_reserved($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 IPv4 range * * \param string $ip1 The first IPv4 * * \param string $ip2 The second IPv4 * * \return TRUE in case of a valid range, FALSE in case of an error. */ public static function is_ip_range($ip1, $ip2) { if (!tests::is_ipv4($ip1) || !tests::is_ipv4($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 is inside the given network * * \param string $network Name of the network * * \param string $netmask The netmask of the IP address * * \param string $address The IP address */ public static function is_in_network($network, $netmask, $address) { $nw = explode('.', $network);
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$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 * * \param string $date The date to check */ public static function is_date($date) { if ($date == "") { return TRUE; } //TODO: use global $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); } } ?>