mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-12-05 06:10:58 +01:00
306 lines
6.1 KiB
PHP
306 lines
6.1 KiB
PHP
<?php
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/**************************************************************************\
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* eGroupWare API - Validator *
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* This file written by Dave Hall <skwashd@phpgroupware.org> *
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* Copyright (C) 2003 Free Software Foundation *
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* ------------------------------------------------------------------------ *
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* This library is part of the eGroupWare API *
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* http://www.egroupware.org/api *
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* ------------------------------------------------------------------------ *
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* This program is Free Software; you can redistribute it and/or modify it *
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* under the terms of the GNU General Public License as published by the *
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* Free Software Foundation; either version 2 of the License, or (at your *
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* option) any later version. *
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\**************************************************************************/
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/* $Id$ */
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//NOTE This class still needs to be documented and the stubbed methods fixed!
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class validator
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{
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var $error;
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function clear_error()
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{
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$this->nonfree_call();
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}
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/* check if string contains any whitespace */
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function has_space($text)
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{
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return ereg("( |\n|\t|\r)+", $text);
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}
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function chconvert($fragment)
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{
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$this->nonfree_call();
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}
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function get_perms($fileName)
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{
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$this->nonfree_call();
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}
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function is_sane($filename)
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{
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$this->nonfree_call();
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}
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/* strips all whitespace from a string */
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function strip_space($text)
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{
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return preg_replace('/'."( |\n|\t|\r)+".'/', '', $text);
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}
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function is_allnumbers($text)
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{
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$this->nonfree_call();
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}
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function strip_numbers($text)
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{
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$this->nonfree_call();
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}
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function is_allletters($text)
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{
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$this->nonfree_call();
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}
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function strip_letters($text)
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{
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$this->nonfree_call();
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}
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function has_html($text='')
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{
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return ($text != $this->strip_html($text));
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}
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function strip_html($text='')
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{
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return strip_tags($text);
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}
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function has_metas($text='')
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{
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return ($text != $this->strip_metas($text));
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}
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function strip_metas($text = "")
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{
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$metas = array('$','^','*','(',')','+','[',']','.','?');
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return str_replace($metas, '', stripslashes($text));
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}
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function custom_strip($Chars, $text = "")
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{
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$this->nonfree_call();
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}
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function array_echo($array, $name='Array')
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{
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echo '<pre>';
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print_r($array);
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echo '<pre>';
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}
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function is_email($address='')
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{
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list($user, $domain) = explode('@', $address);
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if(!($user && $domain))
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{
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return false;
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}
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if(!$this->has_space($user) && $this->is_host($domain))
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{
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return true;
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}
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}
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function is_url($url='')
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{
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//echo "Checking $url<br>";
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$uris = array(
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'ftp' => True,
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'https' => True,
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'http' => True
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);
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$url_elements = parse_url($url);
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//echo '<pre>';
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//print_r($url_elements);
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//echo '</pre>';
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if(!is_array($url_elements))
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{
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return false;
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}
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//echo 'Scheme ' . $url_elements['scheme'];
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if(@$uris[$url_elements['scheme']])
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{
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//echo ' is valid<br>host ' . $url_elements['host'];
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if(preg_match('/'."[a-z]".'/i', $url_elements['host']))
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{
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//echo ' is name<br>';
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return $this->is_hostname($url_elements['host']);
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}
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else
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{
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//echo ' is ip<br>';
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return $this->is_ipaddress($url_elements['host']);
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}
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}
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else
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{
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//echo ' is invalid<br>';
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return $false;
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}
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}
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//the url may be valid, but this method can't test all types
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function url_responds($url='')
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{
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if(!$this->is_url($url))
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{
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return false;
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}
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$fp=@fopen($url);
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if($fp)
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{
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fclose($fp);
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return true;
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}
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else
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{
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return false;
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}
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}
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function is_phone($Phone='')
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{
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$this->nonfree_call();
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}
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function is_hostname($hostname='')
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{
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//echo "Checking $hostname<br>";
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$segs = explode('.', $hostname);
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if(is_array($segs))
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{
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foreach($segs as $seg)
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{
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//echo "Checking $seg<br>";
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if(preg_match('/'."[a-z0-9\-]{0,62}".'/i',$seg))
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{
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$return = True;
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}
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if(!$return)
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{
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return False;
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}
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}
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return True;
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}
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return False;
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}
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function is_bigfour($tld)
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{
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$this->nonfree_call();
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}
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function is_host($hostname='', $type='ANY')
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{
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if($this->is_hostname($hostname))
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{
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return checkdnsrr($hostname, $type);
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}
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else
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{
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return false;
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}
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}
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function is_ipaddress($ip='')
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{
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if(strlen($ip) <= 15)
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{
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$segs = explode('.', $ip);
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if(count($segs) != 4)
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{
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return false;
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}
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foreach($segs as $seg)
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{
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if(($seg < 0) || ($seg >= 255))
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{
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return false;
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}
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}
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return true;
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}
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else
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{
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return false;
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}
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}
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function ip_resolves($ip='')
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{
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if($this->is_ipaddress($ip))
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{
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return !strcmp($hostname, gethostbyaddr($ip));
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}
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else
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{
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return false;
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}
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}
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function browser_gen()
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{
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$this->nonfree_call();
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}
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function is_state($State = "")
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{
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$this->nonfree_call();
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}
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function is_zip($zipcode = "")
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{
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$this->nonfree_call();
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}
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function is_country($countrycode='')
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{
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$this->nonfree_call();
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}
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function nonfree_call()
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{
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echo 'class.validator.inc.php used to contain code that was not Free ';
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echo 'Software (<a href="(http://www.gnu.org/philosophy/free-sw.html">see ';
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echo 'definition</a> , therefore it has been removed. <br><br>';
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echo 'If you are a application maintainer, please update your app. ';
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echo 'If you are a user, please file a bug report on ';
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echo '<a href="http://sourceforge.net/projects/egroupwaregroup">';
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echo 'our project page at sourceforge.net</a>. Please copy and paste ';
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echo 'the following information into the bug report:<br>';
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echo '<b>Summary<b>: ' . $GLOBALS['egw_info']['flags']['currentapp'];
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echo 'calls class.validator.inc.php';
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echo 'Information:<br> The call was found when calling: ' . $_SERVER['QUERY_STRING'];
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echo '<br><br>This application will now halt!<br><br>';
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echo '<a href="'. $GLOBALS['egw']->link('/home.php') .'">Return to Home Screen</a>';
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exit;
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}
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}
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?>
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