[2] | 1 | <?php |
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| 2 | /**************************************************************************\ |
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| 3 | * eGroupWare API - Validator * |
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| 4 | * This file written by Dave Hall <skwashd@phpgroupware.org> * |
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| 5 | * Copyright (C) 2003 Free Software Foundation * |
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| 6 | * -------------------------------------------------------------------------* |
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| 7 | * This library is part of the eGroupWare API * |
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| 8 | * http://www.egroupware.org/api * |
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| 9 | * ------------------------------------------------------------------------ * |
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| 10 | * This program is Free Software; you can redistribute it and/or modify it * |
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| 11 | * under the terms of the GNU General Public License as published by the * |
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| 12 | * Free Software Foundation; either version 2 of the License, or (at your * |
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| 13 | * option) any later version. * |
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| 14 | \**************************************************************************/ |
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| 15 | |
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| 16 | |
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| 17 | //NOTE This class still needs to be documented and the stubbed methods fixed! |
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| 18 | |
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| 19 | class validator |
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| 20 | { |
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| 21 | var $error; |
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| 22 | |
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| 23 | function clear_error () |
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| 24 | { |
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| 25 | $this->nonfree_call(); |
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| 26 | } |
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| 27 | |
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| 28 | /* check if string contains any whitespace */ |
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| 29 | function has_space ($text) |
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| 30 | { |
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| 31 | return ereg("( |\n|\t|\r)+", $text); |
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| 32 | } |
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| 33 | |
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| 34 | function chconvert ($fragment) |
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| 35 | { |
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| 36 | $this->nonfree_call(); |
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| 37 | } |
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| 38 | |
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| 39 | function get_perms ($fileName) |
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| 40 | { |
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| 41 | $this->nonfree_call(); |
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| 42 | } |
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| 43 | |
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| 44 | function is_sane ($filename) |
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| 45 | { |
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| 46 | $this->nonfree_call(); |
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| 47 | } |
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| 48 | |
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| 49 | /* strips all whitespace from a string */ |
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| 50 | function strip_space ($text) |
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| 51 | { |
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| 52 | return ereg_replace("( |\n|\t|\r)+", '', $text); |
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| 53 | } |
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| 54 | |
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| 55 | function is_allnumbers ($text) |
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| 56 | { |
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| 57 | $this->nonfree_call(); |
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| 58 | } |
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| 59 | |
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| 60 | function strip_numbers ($text) |
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| 61 | { |
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| 62 | $this->nonfree_call(); |
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| 63 | } |
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| 64 | |
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| 65 | function is_allletters ($text) |
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| 66 | { |
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| 67 | $this->nonfree_call(); |
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| 68 | } |
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| 69 | |
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| 70 | function strip_letters ($text) |
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| 71 | { |
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| 72 | $this->nonfree_call(); |
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| 73 | } |
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| 74 | |
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| 75 | function has_html ($text='') |
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| 76 | { |
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| 77 | return ($text != $this->strip_html($text)); |
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| 78 | } |
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| 79 | |
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| 80 | function strip_html ($text='') |
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| 81 | { |
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| 82 | return strip_tags($text); |
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| 83 | } |
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| 84 | |
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| 85 | function has_metas ($text='') |
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| 86 | { |
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| 87 | return ($text != $this->strip_metas($text)); |
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| 88 | } |
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| 89 | |
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| 90 | function strip_metas ($text = "") |
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| 91 | { |
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| 92 | $metas = array('$','^','*','(',')','+','[',']','.','?'); |
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| 93 | return str_replace($metas, '', stripslashes($text)); |
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| 94 | } |
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| 95 | |
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| 96 | function custom_strip ($Chars, $text = "") |
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| 97 | { |
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| 98 | $this->nonfree_call(); |
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| 99 | } |
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| 100 | |
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| 101 | function array_echo ($array, $name='Array') |
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| 102 | { |
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| 103 | echo '<pre>'; |
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| 104 | print_r($array); |
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| 105 | echo '<pre>'; |
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| 106 | } |
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| 107 | |
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| 108 | function is_email ($address='') |
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| 109 | { |
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| 110 | list($user, $domain) = explode('@', $address); |
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| 111 | |
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| 112 | if(!($user && $domain)) |
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| 113 | { |
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| 114 | return false; |
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| 115 | } |
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| 116 | |
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| 117 | if(!$this->has_space($user) && $this->is_host($domain)) |
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| 118 | { |
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| 119 | return true; |
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| 120 | } |
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| 121 | } |
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| 122 | |
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| 123 | function is_url ($url='') |
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| 124 | { |
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| 125 | //echo "Checking $url<br>"; |
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| 126 | $uris = array( |
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| 127 | 'ftp' => True, |
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| 128 | 'https' => True, |
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| 129 | 'http' => True, |
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| 130 | ); |
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| 131 | $url_elements = parse_url($url); |
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| 132 | |
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| 133 | //echo '<pre>'; |
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| 134 | //print_r($url_elements); |
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| 135 | //echo '</pre>'; |
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| 136 | |
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| 137 | if(!is_array($url_elements)) |
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| 138 | { |
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| 139 | return false; |
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| 140 | } |
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| 141 | |
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| 142 | //echo 'Scheme ' . $url_elements['scheme']; |
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| 143 | if(@$uris[$url_elements['scheme']]) |
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| 144 | { |
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| 145 | //echo ' is valid<br>host ' . $url_elements['host']; |
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| 146 | if( eregi("[a-z]", $url_elements['host']) ) |
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| 147 | { |
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| 148 | //echo ' is name<br>'; |
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| 149 | return $this->is_hostname($url_elements['host']); |
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| 150 | } |
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| 151 | else |
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| 152 | { |
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| 153 | //echo ' is ip<br>'; |
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| 154 | return $this->is_ipaddress($url_elements['host']); |
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| 155 | } |
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| 156 | } |
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| 157 | else |
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| 158 | { |
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| 159 | //echo ' is invalid<br>'; |
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| 160 | return $false; |
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| 161 | } |
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| 162 | |
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| 163 | } |
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| 164 | |
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| 165 | //the url may be valid, but this method can't test all types |
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| 166 | function url_responds ($url='') |
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| 167 | { |
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| 168 | if(!$this->is_url($url)) |
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| 169 | { |
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| 170 | return false; |
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| 171 | } |
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| 172 | |
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| 173 | $fp=@fopen($url); |
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| 174 | if($fp) |
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| 175 | { |
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| 176 | fclose($fp); |
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| 177 | return true; |
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| 178 | } |
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| 179 | else |
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| 180 | { |
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| 181 | return false; |
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| 182 | } |
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| 183 | } |
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| 184 | |
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| 185 | function is_phone ($Phone='') |
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| 186 | { |
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| 187 | $this->nonfree_call(); |
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| 188 | } |
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| 189 | |
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| 190 | function is_hostname ($hostname='') |
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| 191 | { |
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| 192 | //echo "Checking $hostname<br>"; |
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| 193 | $segs = explode('.', $hostname); |
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| 194 | if(is_array($segs)) |
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| 195 | { |
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| 196 | foreach($segs as $seg) |
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| 197 | { |
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| 198 | //echo "Checking $seg<br>"; |
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| 199 | if(eregi("[a-z0-9\-]{0,62}",$seg)) |
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| 200 | { |
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| 201 | $return = True; |
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| 202 | } |
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| 203 | |
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| 204 | if(!$return) |
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| 205 | { |
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| 206 | return False; |
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| 207 | } |
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| 208 | } |
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| 209 | return True; |
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| 210 | } |
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| 211 | return False; |
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| 212 | } |
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| 213 | |
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| 214 | function is_bigfour ($tld) |
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| 215 | { |
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| 216 | $this->nonfree_call(); |
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| 217 | } |
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| 218 | |
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| 219 | function is_host ($hostname='', $type='ANY') |
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| 220 | { |
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| 221 | if($this->is_hostname($hostname)) |
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| 222 | { |
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| 223 | return checkdnsrr($hostname, $type); |
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| 224 | } |
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| 225 | else |
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| 226 | { |
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| 227 | return false; |
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| 228 | } |
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| 229 | |
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| 230 | } |
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| 231 | |
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| 232 | function is_ipaddress ($ip='') |
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| 233 | { |
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| 234 | if(strlen($ip) <= 15) |
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| 235 | { |
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| 236 | $segs = explode('.', $ip); |
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| 237 | if(count($segs) != 4) |
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| 238 | { |
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| 239 | return false; |
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| 240 | } |
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| 241 | foreach($segs as $seg) |
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| 242 | { |
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| 243 | if( ($seg < 0) || ($seg >= 255) ) |
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| 244 | { |
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| 245 | return false; |
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| 246 | } |
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| 247 | } |
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| 248 | return true; |
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| 249 | } |
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| 250 | else |
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| 251 | { |
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| 252 | return false; |
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| 253 | } |
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| 254 | } |
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| 255 | |
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| 256 | function ip_resolves ($ip='') |
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| 257 | { |
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| 258 | if($this->is_ipaddress($ip)) |
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| 259 | { |
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| 260 | return !strcmp($hostname, gethostbyaddr($ip)); |
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| 261 | } |
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| 262 | else |
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| 263 | { |
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| 264 | return false; |
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| 265 | } |
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| 266 | } |
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| 267 | |
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| 268 | function browser_gen () |
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| 269 | { |
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| 270 | $this->nonfree_call(); |
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| 271 | } |
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| 272 | |
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| 273 | function is_state ($State = "") |
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| 274 | { |
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| 275 | $this->nonfree_call(); |
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| 276 | } |
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| 277 | |
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| 278 | function is_zip ($zipcode = "") |
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| 279 | { |
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| 280 | $this->nonfree_call(); |
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| 281 | } |
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| 282 | |
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| 283 | function is_country ($countrycode='') |
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| 284 | { |
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| 285 | $this->nonfree_call(); |
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| 286 | } |
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| 287 | |
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| 288 | function nonfree_call() |
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| 289 | { |
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| 290 | echo 'class.validator.inc.php used to contain code that was not Free '; |
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| 291 | echo 'Software (<a href="(http://www.gnu.org/philosophy/free-sw.html">see '; |
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| 292 | echo 'definition</a> , therefore it has been removed. <br><br>'; |
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| 293 | echo 'If you are a application maintainer, please update your app. '; |
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| 294 | echo 'If you are a user, please file a bug report on '; |
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| 295 | echo '<a href="http://sourceforge.net/projects/egroupwaregroup">'; |
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| 296 | echo 'our project page at sourceforge.net</a>. Please copy and paste '; |
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| 297 | echo 'the following information into the bug report:<br>'; |
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| 298 | echo '<b>Summary<b>: ' . $GLOBALS['phpgw_info']['flags']['currentapp']; |
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| 299 | echo 'calls class.validator.inc.php'; |
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| 300 | echo 'Information:<br> The call was found when calling: ' . $_SERVER['QUERY_STRING']; |
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| 301 | echo '<br><br>This application will now halt!<br><br>'; |
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| 302 | echo '<a href="'. $GLOBALS['phpgw']->link('/home.php') .'">Return to Home Screen</a>'; |
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| 303 | exit; |
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| 304 | } |
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| 305 | } |
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| 306 | ?> |
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