| author | Dan |
| Sat, 23 Jun 2007 10:18:55 -0400 | |
| changeset 17 | 61ad9ffbd69c |
| parent 16 | 64e0d3d4cf14 |
| child 19 | 5d003b6c9e89 |
| permissions | -rw-r--r-- |
| 1 | 1 |
<?php |
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/* |
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* Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between |
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16
64e0d3d4cf14
Emergency version change to 1.0rc3 to fix XSS vulnerabilities
Dan
parents:
15
diff
changeset
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* Version 1.0 release candidate 3 (Druid) |
| 1 | 6 |
* Copyright (C) 2006-2007 Dan Fuhry |
7 |
* |
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* This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied |
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for details. |
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*/ |
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function getConfig($n) {
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global $enano_config; |
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if(isset($enano_config[$n])) return $enano_config[$n]; |
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else return false; |
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} |
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||
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function setConfig($n, $v) {
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global $enano_config, $db; |
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$enano_config[$n] = $v; |
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$v = $db->escape($v); |
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$e=$db->sql_query('DELETE FROM '.table_prefix.'config WHERE config_name=\''.$n.'\';');
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if(!$e) $db->_die('Error during generic setConfig() call row deletion.');
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$e=$db->sql_query('INSERT INTO '.table_prefix.'config(config_name, config_value) VALUES(\''.$n.'\', \''.$v.'\')');
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if(!$e) $db->_die('Error during generic setConfig() call row insertion.');
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} |
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function makeUrl($t, $query = false, $escape = false) |
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{
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global $db, $session, $paths, $template, $plugins; // Common objects |
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$flags = ''; |
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$sep = urlSeparator; |
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if(isset($_GET['printable'])) { $flags .= $sep.'printable'; $sep = '&'; }
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if(isset($_GET['theme'])) { $flags .= $sep.'theme='.$session->theme; $sep = '&'; }
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if(isset($_GET['style'])) { $flags .= $sep.'style='.$session->style; $sep = '&'; }
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$url = $session->append_sid(contentPath.$t.$flags); |
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if($query) |
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{
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$sep = strstr($url, '?') ? '&' : '?'; |
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$url = $url . $sep . $query; |
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} |
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return ($escape) ? htmlspecialchars($url) : $url; |
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} |
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function makeUrlNS($n, $t, $query = false, $escape = false) |
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{
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global $db, $session, $paths, $template, $plugins; // Common objects |
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$flags = ''; |
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if(defined('ENANO_BASE_CLASSES_INITIALIZED')) $sep = urlSeparator;
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else $sep = (strstr($_SERVER['REQUEST_URI'], '?')) ? '&' : '?'; |
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if(isset($_GET['printable'])) { $flags .= $sep.'printable'; $sep = '&'; }
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if(isset($_GET['theme'])) { $flags .= $sep.'theme='.$session->theme; $sep = '&'; }
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if(isset($_GET['style'])) { $flags .= $sep.'style='.$session->style; $sep = '&'; }
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if(defined('ENANO_BASE_CLASSES_INITIALIZED'))
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{
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$url = contentPath.$paths->nslist[$n].$t.$flags; |
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} |
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else |
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{
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$url = contentPath.$n.':'.$t.$flags; |
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} |
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if($query) |
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{
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if(strstr($url, '?')) $sep = '&'; |
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else $sep = '?'; |
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$url = $url . $sep . $query . $flags; |
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} |
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if(defined('ENANO_BASE_CLASSES_INITIALIZED'))
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{
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$url = $session->append_sid($url); |
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} |
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return ($escape) ? htmlspecialchars($url) : $url; |
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} |
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function makeUrlComplete($n, $t, $query = false, $escape = false) |
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{
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global $db, $session, $paths, $template, $plugins; // Common objects |
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$flags = ''; |
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if(defined('ENANO_BASE_CLASSES_INITIALIZED')) $sep = urlSeparator;
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else $sep = (strstr($_SERVER['REQUEST_URI'], '?')) ? '&' : '?'; |
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if(isset($_GET['printable'])) { $flags .= $sep.'printable'; $sep = '&'; }
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if(isset($_GET['theme'])) { $flags .= $sep.'theme='.$session->theme; $sep = '&'; }
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if(isset($_GET['style'])) { $flags .= $sep.'style='.$session->style; $sep = '&'; }
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if(defined('ENANO_BASE_CLASSES_INITIALIZED')) $url = $session->append_sid(contentPath.$paths->nslist[$n].$t.$flags);
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else $url = contentPath.$n.':'.$t.$flags; |
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if($query) |
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{
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if(strstr($url, '?')) $sep = '&'; |
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else $sep = '?'; |
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$url = $url . $sep . $query . $flags; |
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} |
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$baseprot = 'http' . ( isset($_SERVER['HTTPS']) ? 's' : '' ) . '://' . $_SERVER['HTTP_HOST']; |
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$url = $baseprot . $url; |
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return ($escape) ? htmlspecialchars($url) : $url; |
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} |
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/** |
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* Redirect the user to the specified URL. |
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* @param string $url The URL, either relative or absolute. |
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* @param string $title The title of the message |
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* @param string $message A short message to show to the user |
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* @param string $timeout Timeout, in seconds, to delay the redirect. Defaults to 3. |
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*/ |
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function redirect($url, $title = 'Redirecting...', $message = 'Please wait while you are redirected.', $timeout = 3) |
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{
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global $db, $session, $paths, $template, $plugins; // Common objects |
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if ( $timeout == 0 ) |
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{
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header('Location: ' . $url);
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header('HTTP/1.1 307 Temporary Redirect');
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} |
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$template->add_header('<meta http-equiv="refresh" content="' . $timeout . '; url=' . str_replace('"', '\\"', $url) . '" />');
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$template->add_header('<script type="text/javascript">
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function __r() {
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// FUNCTION AUTOMATICALLY GENERATED |
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window.location="' . str_replace('"', '\\"', $url) . '";
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} |
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setTimeout(\'__r();\', ' . $timeout . '000); |
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</script> |
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'); |
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$template->tpl_strings['PAGE_NAME'] = $title; |
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$template->header(true); |
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echo '<p>' . $message . '</p><p>If you are not redirected within ' . ( $timeout + 1 ) . ' seconds, <a href="' . str_replace('"', '\\"', $url) . '">please click here</a>.</p>';
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$template->footer(true); |
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$db->close(); |
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exit(0); |
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} |
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// Removed wikiFormat() from here, replaced with RenderMan::render |
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function isPage($p) {
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global $db, $session, $paths, $template, $plugins; // Common objects |
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if(isset($paths->pages[$p])) return true; |
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$d = RenderMan::strToPageID($p); |
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if($d[1] != 'Special' && $d[1] != 'Template' && $d[1] != 'Admin') return false; |
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$a = explode('/', $p);
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if(isset($paths->pages[$a[0]])) return true; |
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else return false; |
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} |
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function arrayItemUp($arr, $keyname) {
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$keylist = array_keys($arr); |
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$keyflop = array_flip($keylist); |
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$idx = $keyflop[$keyname]; |
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$idxm = $idx - 1; |
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$temp = $arr[$keylist[$idxm]]; |
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if($arr[$keylist[0]] == $arr[$keyname]) return $arr; |
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$arr[$keylist[$idxm]] = $arr[$keylist[$idx]]; |
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$arr[$keylist[$idx]] = $temp; |
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return $arr; |
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} |
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function arrayItemDown($arr, $keyname) {
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$keylist = array_keys($arr); |
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$keyflop = array_flip($keylist); |
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$idx = $keyflop[$keyname]; |
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$idxm = $idx + 1; |
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$temp = $arr[$keylist[$idxm]]; |
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$sz = sizeof($arr); $sz--; |
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if($arr[$keylist[$sz]] == $arr[$keyname]) return $arr; |
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$arr[$keylist[$idxm]] = $arr[$keylist[$idx]]; |
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$arr[$keylist[$idx]] = $temp; |
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return $arr; |
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} |
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function arrayItemTop($arr, $keyname) {
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$keylist = array_keys($arr); |
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$keyflop = array_flip($keylist); |
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$idx = $keyflop[$keyname]; |
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while( $orig != $arr[$keylist[0]] ) {
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// echo 'Keyname: '.$keylist[$idx] . '<br />'; flush(); ob_flush(); // Debugger |
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if($idx < 0) return $arr; |
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if($keylist[$idx] == '' || $keylist[$idx] < 0 || !$keylist[$idx]) {
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/* echo 'Infinite loop caught in arrayItemTop(<br /><pre>'; |
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print_r($arr); |
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echo '</pre><br />, '.$keyname.');<br /><br />EnanoCMS: Critical error during function call, exiting to prevent excessive server load.'; |
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exit; */ |
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return $arr; |
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} |
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$arr = arrayItemUp($arr, $keylist[$idx]); |
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$idx--; |
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} |
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return $arr; |
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} |
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function arrayItemBottom($arr, $keyname) {
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$keylist = array_keys($arr); |
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$keyflop = array_flip($keylist); |
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$idx = $keyflop[$keyname]; |
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$sz = sizeof($arr); $sz--; |
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while( $orig != $arr[$keylist[$sz]] ) {
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// echo 'Keyname: '.$keylist[$idx] . '<br />'; flush(); ob_flush(); // Debugger |
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if($idx > $sz) return $arr; |
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if($keylist[$idx] == '' || $keylist[$idx] < 0 || !$keylist[$idx]) {
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echo 'Infinite loop caught in arrayItemBottom(<br /><pre>'; |
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print_r($arr); |
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echo '</pre><br />, '.$keyname.');<br /><br />EnanoCMS: Critical error during function call, exiting to prevent excessive server load.'; |
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exit; |
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} |
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$arr = arrayItemDown($arr, $keylist[$idx]); |
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$idx++; |
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} |
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return $arr; |
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} |
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||
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// Convert IP address to hex string |
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// Input: 127.0.0.1 (string) |
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// Output: 0x7f000001 (string) |
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// Updated 12/8/06 to work with PHP4 and not use eval() (blech) |
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function ip2hex($ip) {
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if ( preg_match('/^([0-9a-f:]+)$/', $ip) )
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{
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// this is an ipv6 address |
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return str_replace(':', '', $ip);
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} |
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$nums = explode('.', $ip);
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if(sizeof($nums) != 4) return false; |
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$str = '0x'; |
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foreach($nums as $n) |
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{
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$str .= (string)dechex($n); |
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} |
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return $str; |
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} |
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||
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// Convert DWord to IP address |
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// Input: 0x7f000001 |
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// Output: 127.0.0.1 |
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// Updated 12/8/06 to work with PHP4 and not use eval() (blech) |
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function hex2ip($in) {
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if(substr($in, 0, 2) == '0x') $ip = substr($in, 2, 8); |
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else $ip = substr($in, 0, 8); |
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$octets = enano_str_split($ip, 2); |
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$str = ''; |
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$newoct = Array(); |
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foreach($octets as $o) |
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{
|
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$o = (int)hexdec($o); |
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$newoct[] = $o; |
|
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} |
|
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return implode('.', $newoct);
|
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} |
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256 |
||
257 |
// Function strip_php moved to RenderMan class |
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258 |
||
259 |
function die_semicritical($t, $p) |
|
260 |
{
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global $db, $session, $paths, $template, $plugins; // Common objects |
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$db->close(); |
|
263 |
||
264 |
if ( ob_get_status() ) |
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ob_end_clean(); |
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266 |
||
267 |
dc_here('functions: <span style="color: red">calling die_semicritical</span>');
|
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268 |
||
269 |
$tpl = new template_nodb(); |
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$tpl->load_theme('oxygen', 'bleu');
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$tpl->tpl_strings['SITE_NAME'] = getConfig('site_name');
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$tpl->tpl_strings['SITE_DESC'] = getConfig('site_desc');
|
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$tpl->tpl_strings['COPYRIGHT'] = getConfig('copyright_notice');
|
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$tpl->tpl_strings['PAGE_NAME'] = $t; |
|
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$tpl->header(); |
|
276 |
echo $p; |
|
277 |
$tpl->footer(); |
|
278 |
||
279 |
exit; |
|
280 |
} |
|
281 |
||
282 |
function die_friendly($t, $p) |
|
283 |
{
|
|
284 |
global $db, $session, $paths, $template, $plugins; // Common objects |
|
285 |
||
286 |
if ( ob_get_status() ) |
|
287 |
ob_end_clean(); |
|
288 |
||
289 |
dc_here('functions: <span style="color: red">calling die_friendly</span>');
|
|
290 |
$paths->cpage['name'] = $t; |
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291 |
$template->tpl_strings['PAGE_NAME'] = $t; |
|
292 |
$template->header(); |
|
293 |
echo $p; |
|
294 |
$template->footer(); |
|
295 |
$db->close(); |
|
296 |
||
297 |
exit; |
|
298 |
} |
|
299 |
||
300 |
function grinding_halt($t, $p) |
|
301 |
{
|
|
302 |
global $db, $session, $paths, $template, $plugins; // Common objects |
|
303 |
||
304 |
$db->close(); |
|
305 |
||
306 |
if ( ob_get_status() ) |
|
307 |
ob_end_clean(); |
|
308 |
||
309 |
dc_here('functions: <span style="color: red">calling grinding_halt</span>');
|
|
310 |
$tpl = new template_nodb(); |
|
311 |
$tpl->load_theme('oxygen', 'bleu');
|
|
312 |
$tpl->tpl_strings['SITE_NAME'] = 'Critical error'; |
|
313 |
$tpl->tpl_strings['SITE_DESC'] = 'This website is experiencing a serious error and cannot load.'; |
|
314 |
$tpl->tpl_strings['COPYRIGHT'] = 'Unable to retrieve copyright information'; |
|
315 |
$tpl->tpl_strings['PAGE_NAME'] = $t; |
|
316 |
$tpl->header(); |
|
317 |
echo $p; |
|
318 |
$tpl->footer(); |
|
319 |
exit; |
|
320 |
} |
|
321 |
||
322 |
function show_category_info() {
|
|
323 |
global $db, $session, $paths, $template, $plugins; // Common objects |
|
324 |
dc_here('functions: showing category info');
|
|
325 |
if($template->no_headers && !strpos($_SERVER['REQUEST_URI'], 'ajax.php')) return ''; |
|
326 |
if($paths->namespace=='Category') |
|
327 |
{
|
|
328 |
$q = $db->sql_query('SELECT page_id,namespace FROM '.table_prefix.'categories WHERE category_id=\''.$paths->cpage['urlname_nons'].'\' AND namespace=\'Category\' ORDER BY page_id;');
|
|
329 |
if(!$q) $db->_die('The category information could not be selected.');
|
|
330 |
$ticker = -1; |
|
331 |
echo '<h3>Subcategories</h3>'; |
|
332 |
if($db->numrows() < 1) echo '<p>There are no subcategories in this category.</p>'; |
|
333 |
echo '<table border="0" cellspacing="1" cellpadding="4">'; |
|
334 |
while($row = $db->fetchrow()) |
|
335 |
{
|
|
336 |
$ticker++;if($ticker==3) $ticker=0; |
|
337 |
if($ticker==0) echo '<tr>'; |
|
338 |
echo '<td style="width: 200px;"><a href="'.makeUrlNS($row['namespace'], $row['page_id']).'">'.$paths->pages[$paths->nslist[$row['namespace']].$row['page_id']]['name'].'</a></td>'; |
|
339 |
if($ticker==2) echo '</tr>'; |
|
340 |
} |
|
341 |
$db->free_result(); |
|
342 |
if($ticker) echo '</tr>'; |
|
343 |
echo '</table>'; |
|
344 |
||
345 |
$q = $db->sql_query('SELECT page_id,namespace FROM '.table_prefix.'categories WHERE category_id=\''.$paths->cpage['urlname_nons'].'\' AND namespace!=\'Category\' ORDER BY page_id;');
|
|
346 |
if(!$q) $db->_die('The category information could not be selected.');
|
|
347 |
$ticker = -1; |
|
348 |
echo '<h3>Pages</h3>'; |
|
349 |
if($db->numrows() < 1) echo '<p>There are no pages in this category.</p>'; |
|
350 |
echo '<table border="0" cellspacing="1" cellpadding="4">'; |
|
351 |
while($row = $db->fetchrow()) |
|
352 |
{
|
|
353 |
$ticker++;if($ticker==3) $ticker=0; |
|
354 |
if($ticker==0) echo '<tr>'; |
|
355 |
echo '<td style="width: 200px;"><a href="'.makeUrlNS($row['namespace'], $row['page_id']).'">'.$paths->pages[$paths->nslist[$row['namespace']].$row['page_id']]['name'].'</a></td>'; |
|
356 |
if($ticker==2) echo '</tr>'; |
|
357 |
} |
|
358 |
$db->free_result(); |
|
359 |
if($ticker) echo '</tr>'; |
|
360 |
echo '</table><br /><br />'; |
|
361 |
} |
|
362 |
$q = $db->sql_query('SELECT category_id FROM '.table_prefix.'categories WHERE page_id=\''.$paths->cpage['urlname_nons'].'\' AND namespace=\''.$paths->namespace.'\'');
|
|
363 |
if(!$q) $db->_die('The error seems to have occurred during selection of category data.');
|
|
364 |
if($db->numrows() > 0) {
|
|
365 |
echo '<div class="mdg-comment" style="margin-left: 0;">Categories: '; |
|
366 |
$i=0; |
|
367 |
while($r = $db->fetchrow()) |
|
368 |
{
|
|
369 |
if($i>0) echo ', '; |
|
370 |
$i++; |
|
371 |
echo '<a href="'.makeUrlNS('Category', $r['category_id']).'">'.$paths->pages[$paths->nslist['Category'].$r['category_id']]['name'].'</a>';
|
|
372 |
} |
|
373 |
if( ( $paths->wiki_mode && !$paths->page_protected ) || ( $session->get_permissions('edit_cat') && $session->get_permissions('even_when_protected') ) ) echo ' [ <a href="'.makeUrl($paths->page, 'do=catedit', true).'" onclick="ajaxCatEdit(); return false;">edit categorization</a> ]</div>';
|
|
374 |
} else {
|
|
375 |
echo '<div class="mdg-comment" style="margin-left: 0;">Categories: '; |
|
376 |
echo '(Uncategorized)'; |
|
377 |
if( ( $paths->wiki_mode && !$paths->page_protected ) || ( $session->get_permissions('edit_cat') && $session->get_permissions('even_when_protected') ) ) echo ' [ <a href="'.makeUrl($paths->page, 'do=catedit', true).'" onclick="ajaxCatEdit(); return false;">edit categorization</a> ]</div>';
|
|
378 |
else echo '</div>'; |
|
379 |
} |
|
380 |
$db->free_result(); |
|
381 |
} |
|
382 |
||
383 |
function show_file_info() |
|
384 |
{
|
|
385 |
global $db, $session, $paths, $template, $plugins; // Common objects |
|
386 |
if($paths->namespace != 'File') return null; // Prevent unnecessary work |
|
387 |
$selfn = $paths->cpage['urlname_nons']; // substr($paths->page, strlen($paths->nslist['File']), strlen($paths->cpage)); |
|
388 |
if(substr($paths->cpage['name'], 0, strlen($paths->nslist['File']))==$paths->nslist['File']) $selfn = substr($paths->cpage['urlname_nons'], strlen($paths->nslist['File']), strlen($paths->cpage['urlname_nons'])); |
|
389 |
$q = $db->sql_query('SELECT mimetype,time_id,size FROM '.table_prefix.'files WHERE page_id=\''.$selfn.'\' ORDER BY time_id DESC;');
|
|
390 |
if(!$q) $db->_die('The file type could not be fetched.');
|
|
391 |
if($db->numrows() < 1) { echo '<div class="mdg-comment" style="margin-left: 0;"><h3>Uploaded file</h3><p>There are no files uploaded with this name yet. <a href="'.makeUrlNS('Special', 'UploadFile/'.$paths->cpage['urlname_nons']).'">Upload a file...</a></p></div><br />'; return; }
|
|
392 |
$r = $db->fetchrow(); |
|
393 |
$mimetype = $r['mimetype']; |
|
394 |
$datestring = date('F d, Y h:i a', (int)$r['time_id']);
|
|
395 |
echo '<div class="mdg-comment" style="margin-left: 0;"><p><h3>Uploaded file</h3></p><p>Type: '.$r['mimetype'].'<br />Size: '; |
|
396 |
$fs = $r['size']; |
|
397 |
echo $fs.' bytes'; |
|
398 |
$fs = (int)$fs; |
|
399 |
if($fs >= 1048576) |
|
400 |
{
|
|
401 |
$fs = round($fs / 1048576, 1); |
|
402 |
echo ' ('.$fs.' MB)';
|
|
403 |
} elseif($fs >= 1024) {
|
|
404 |
$fs = round($fs / 1024, 1); |
|
405 |
echo ' ('.$fs.' KB)';
|
|
406 |
} |
|
407 |
echo '<br />Uploaded: '.$datestring.'</p>'; |
|
408 |
if(substr($mimetype, 0, 6)!='image/' && ( substr($mimetype, 0, 5) != 'text/' || $mimetype == 'text/html' || $mimetype == 'text/javascript' )) |
|
409 |
{
|
|
410 |
echo '<div class="warning-box">This file type may contain viruses or other code that could harm your computer. You should exercise caution if you download it.</div>'; |
|
411 |
} |
|
412 |
if(substr($mimetype, 0, 6)=='image/') |
|
413 |
{
|
|
414 |
echo '<p><a href="'.makeUrlNS('Special', 'DownloadFile'.'/'.$selfn).'"><img style="border: 0;" alt="'.$paths->page.'" src="'.makeUrlNS('Special', 'DownloadFile'.'/'.$selfn.htmlspecialchars(urlSeparator).'preview').'" /></a></p>';
|
|
415 |
} |
|
416 |
echo '<p><a href="'.makeUrlNS('Special', 'DownloadFile'.'/'.$selfn.'/'.$r['time_id'].htmlspecialchars(urlSeparator).'download').'">Download this file</a>';
|
|
417 |
if(!$paths->page_protected && ( $paths->wiki_mode || $session->get_permissions('upload_new_version') ))
|
|
418 |
{
|
|
419 |
echo ' | <a href="'.makeUrlNS('Special', 'UploadFile'.'/'.$selfn).'">Upload new version</a>';
|
|
420 |
} |
|
421 |
echo '</p>'; |
|
422 |
if($db->numrows() > 1) |
|
423 |
{
|
|
424 |
echo '<h3>File history</h3><p>'; |
|
425 |
while($r = $db->fetchrow()) |
|
426 |
{
|
|
427 |
echo '(<a href="'.makeUrlNS('Special', 'DownloadFile'.'/'.$selfn.'/'.$r['time_id'].htmlspecialchars(urlSeparator).'download').'">this ver</a>) ';
|
|
428 |
if($session->get_permissions('history_rollback'))
|
|
429 |
echo ' (<a href="#" onclick="ajaxRollback(\''.$r['time_id'].'\'); return false;">revert</a>) '; |
|
430 |
$mimetype = $r['mimetype']; |
|
431 |
$datestring = date('F d, Y h:i a', (int)$r['time_id']);
|
|
432 |
echo $datestring.': '.$r['mimetype'].', '; |
|
433 |
$fs = $r['size']; |
|
434 |
$fs = (int)$fs; |
|
435 |
if($fs >= 1048576) |
|
436 |
{
|
|
437 |
$fs = round($fs / 1048576, 1); |
|
438 |
echo ' '.$fs.' MB'; |
|
439 |
} elseif($fs >= 1024) {
|
|
440 |
$fs = round($fs / 1024, 1); |
|
441 |
echo ' '.$fs.' KB'; |
|
442 |
} else {
|
|
443 |
echo ' '.$fs.' bytes'; |
|
444 |
} |
|
445 |
echo '<br />'; |
|
446 |
} |
|
447 |
echo '</p>'; |
|
448 |
} |
|
449 |
$db->free_result(); |
|
450 |
echo '</div><br />'; |
|
451 |
} |
|
452 |
||
453 |
function display_page_headers() |
|
454 |
{
|
|
455 |
global $db, $session, $paths, $template, $plugins; // Common objects |
|
456 |
if($session->get_permissions('vote_reset') && $paths->cpage['delvotes'] > 0)
|
|
457 |
{
|
|
458 |
$hr = implode(', ', explode('|', $paths->cpage['delvote_ips']));
|
|
459 |
$is = 'is'; |
|
460 |
$s = ''; |
|
461 |
$s2 = 's'; |
|
462 |
if ( $paths->cpage['delvotes'] > 1) |
|
463 |
{
|
|
464 |
$is = 'are'; |
|
465 |
$s = 's'; |
|
466 |
$s2 = ''; |
|
467 |
} |
|
468 |
echo '<div class="info-box" style="margin-left: 0; margin-top: 5px;" id="mdgDeleteVoteNoticeBox"> |
|
469 |
<b>Notice:</b> There '.$is.' '.$paths->cpage['delvotes'].' user'.$s.' that think'.$s2.' this page should be deleted.<br /> |
|
470 |
<b>Users that voted:</b> ' . $hr . '<br /> |
|
471 |
<a href="'.makeUrl($paths->page, 'do=deletepage').'" onclick="ajaxDeletePage(); return false;">Delete page</a> | <a href="'.makeUrl($paths->page, 'do=resetvotes').'" onclick="ajaxResetDelVotes(); return false;">Reset votes</a> |
|
472 |
</div>'; |
|
473 |
} |
|
474 |
} |
|
475 |
||
476 |
function display_page_footers() |
|
477 |
{
|
|
478 |
global $db, $session, $paths, $template, $plugins; // Common objects |
|
479 |
if(isset($_GET['nofooters'])) return; |
|
480 |
$code = $plugins->setHook('send_page_footers');
|
|
481 |
foreach ( $code as $cmd ) |
|
482 |
{
|
|
483 |
eval($cmd); |
|
484 |
} |
|
485 |
show_file_info(); |
|
486 |
show_category_info(); |
|
487 |
} |
|
488 |
||
489 |
function password_prompt($id = false) |
|
490 |
{
|
|
491 |
global $db, $session, $paths, $template, $plugins; // Common objects |
|
492 |
if(!$id) $id = $paths->page; |
|
493 |
if(isset($paths->pages[$id]['password']) && strlen($paths->pages[$id]['password']) == 40 && !isset($_REQUEST['pagepass'])) |
|
494 |
{
|
|
495 |
die_friendly('Password required', '<p>You must supply a password to access this page.</p><form action="'.makeUrl($paths->pages[$id]['urlname']).'" method="post"><p>Password: <input name="pagepass" type="password" /></p><p><input type="submit" value="Submit" /></p>');
|
|
496 |
} elseif(isset($_REQUEST['pagepass'])) {
|
|
497 |
$p = (preg_match('#^([a-f0-9]*){40}$#', $_REQUEST['pagepass'])) ? $_REQUEST['pagepass'] : sha1($_REQUEST['pagepass']);
|
|
498 |
if($p != $paths->pages[$id]['password']) die_friendly('Password required', '<p style="color: red;">The password you entered is incorrect.</p><form action="'.makeUrl($paths->page).'" method="post"><p>Password: <input name="pagepass" type="password" /></p><p><input type="submit" value="Submit" /></p>');
|
|
499 |
} |
|
500 |
} |
|
501 |
||
502 |
function str_hex($string){
|
|
503 |
$hex=''; |
|
504 |
for ($i=0; $i < strlen($string); $i++){
|
|
505 |
$hex .= ' '.dechex(ord($string[$i])); |
|
506 |
} |
|
507 |
return substr($hex, 1, strlen($hex)); |
|
508 |
} |
|
509 |
||
510 |
// Function pulled from phpBB's smtp.php |
|
511 |
function smtp_get_response($socket, $response, $line = __LINE__) |
|
512 |
{
|
|
513 |
$server_response = ''; |
|
514 |
while (substr($server_response, 3, 1) != ' ') |
|
515 |
{
|
|
516 |
if (!($server_response = fgets($socket, 256))) |
|
517 |
{
|
|
518 |
die_friendly('SMTP Error', "<p>Couldn't get mail server response codes</p>");
|
|
519 |
} |
|
520 |
} |
|
521 |
||
522 |
if (!(substr($server_response, 0, 3) == $response)) |
|
523 |
{
|
|
524 |
die_friendly('SMTP Error', "<p>Ran into problems sending mail. Response: $server_response</p>");
|
|
525 |
} |
|
526 |
} |
|
527 |
||
528 |
function smtp_send_email($to, $subject, $message, $from) |
|
529 |
{
|
|
530 |
return smtp_send_email_core($to, $subject, $message, "From: <$from>\n"); |
|
531 |
} |
|
532 |
||
533 |
// Replacement or substitute for PHP's mail command |
|
534 |
// Ported from phpBB - copyright (C) phpBB group, GPL. |
|
535 |
function smtp_send_email_core($mail_to, $subject, $message, $headers = '') |
|
536 |
{
|
|
537 |
global $board_config; |
|
538 |
||
539 |
// Fix any bare linefeeds in the message to make it RFC821 Compliant. |
|
540 |
$message = preg_replace("#(?<!\r)\n#si", "\r\n", $message);
|
|
541 |
||
542 |
if ($headers != '') |
|
543 |
{
|
|
544 |
if (is_array($headers)) |
|
545 |
{
|
|
546 |
if (sizeof($headers) > 1) |
|
547 |
{
|
|
548 |
$headers = join("\n", $headers);
|
|
549 |
} |
|
550 |
else |
|
551 |
{
|
|
552 |
$headers = $headers[0]; |
|
553 |
} |
|
554 |
} |
|
555 |
$headers = chop($headers); |
|
556 |
||
557 |
// Make sure there are no bare linefeeds in the headers |
|
558 |
$headers = preg_replace('#(?<!\r)\n#si', "\r\n", $headers);
|
|
559 |
||
560 |
// Ok this is rather confusing all things considered, |
|
561 |
// but we have to grab bcc and cc headers and treat them differently |
|
562 |
// Something we really didn't take into consideration originally |
|
563 |
$header_array = explode("\r\n", $headers);
|
|
564 |
@reset($header_array); |
|
565 |
||
566 |
$headers = ''; |
|
567 |
while(list(, $header) = each($header_array)) |
|
568 |
{
|
|
569 |
if (preg_match('#^cc:#si', $header))
|
|
570 |
{
|
|
571 |
$cc = preg_replace('#^cc:(.*)#si', '\1', $header);
|
|
572 |
} |
|
573 |
else if (preg_match('#^bcc:#si', $header))
|
|
574 |
{
|
|
575 |
$bcc = preg_replace('#^bcc:(.*)#si', '\1', $header);
|
|
576 |
$header = ''; |
|
577 |
} |
|
578 |
$headers .= ($header != '') ? $header . "\r\n" : ''; |
|
579 |
} |
|
580 |
||
581 |
$headers = chop($headers); |
|
582 |
$cc = explode(', ', $cc);
|
|
583 |
$bcc = explode(', ', $bcc);
|
|
584 |
} |
|
585 |
||
586 |
if (trim($subject) == '') |
|
587 |
{
|
|
588 |
die_friendly(GENERAL_ERROR, "No email Subject specified"); |
|
589 |
} |
|
590 |
||
591 |
if (trim($message) == '') |
|
592 |
{
|
|
593 |
die_friendly(GENERAL_ERROR, "Email message was blank"); |
|
594 |
} |
|
595 |
||
596 |
// setup SMTP |
|
597 |
$host = getConfig('smtp_server');
|
|
598 |
if ( empty($host) ) |
|
599 |
return 'No smtp_host in config'; |
|
600 |
if ( strstr($host, ':' ) ) |
|
601 |
{
|
|
602 |
$n = explode(':', $host);
|
|
603 |
$smtp_host = $n[0]; |
|
604 |
$port = intval($n[1]); |
|
605 |
} |
|
606 |
else |
|
607 |
{
|
|
608 |
$smtp_host = $host; |
|
609 |
$port = 25; |
|
610 |
} |
|
611 |
||
612 |
$smtp_user = getConfig('smtp_user');
|
|
613 |
$smtp_pass = getConfig('smtp_password');
|
|
614 |
||
615 |
// Ok we have error checked as much as we can to this point let's get on |
|
616 |
// it already. |
|
617 |
if( !$socket = @fsockopen($smtp_host, $port, $errno, $errstr, 20) ) |
|
618 |
{
|
|
619 |
die_friendly(GENERAL_ERROR, "Could not connect to smtp host : $errno : $errstr"); |
|
620 |
} |
|
621 |
||
622 |
// Wait for reply |
|
623 |
smtp_get_response($socket, "220", __LINE__); |
|
624 |
||
625 |
// Do we want to use AUTH?, send RFC2554 EHLO, else send RFC821 HELO |
|
626 |
// This improved as provided by SirSir to accomodate |
|
627 |
if( !empty($smtp_user) && !empty($smtp_pass) ) |
|
628 |
{
|
|
629 |
enano_fputs($socket, "EHLO " . $smtp_host . "\r\n"); |
|
630 |
smtp_get_response($socket, "250", __LINE__); |
|
631 |
||
632 |
enano_fputs($socket, "AUTH LOGIN\r\n"); |
|
633 |
smtp_get_response($socket, "334", __LINE__); |
|
634 |
||
635 |
enano_fputs($socket, base64_encode($smtp_user) . "\r\n"); |
|
636 |
smtp_get_response($socket, "334", __LINE__); |
|
637 |
||
638 |
enano_fputs($socket, base64_encode($smtp_pass) . "\r\n"); |
|
639 |
smtp_get_response($socket, "235", __LINE__); |
|
640 |
} |
|
641 |
else |
|
642 |
{
|
|
643 |
enano_fputs($socket, "HELO " . $smtp_host . "\r\n"); |
|
644 |
smtp_get_response($socket, "250", __LINE__); |
|
645 |
} |
|
646 |
||
647 |
// From this point onward most server response codes should be 250 |
|
648 |
// Specify who the mail is from.... |
|
649 |
enano_fputs($socket, "MAIL FROM: <" . getConfig('contact_email') . ">\r\n");
|
|
650 |
smtp_get_response($socket, "250", __LINE__); |
|
651 |
||
652 |
// Specify each user to send to and build to header. |
|
653 |
$to_header = ''; |
|
654 |
||
655 |
// Add an additional bit of error checking to the To field. |
|
656 |
$mail_to = (trim($mail_to) == '') ? 'Undisclosed-recipients:;' : trim($mail_to); |
|
657 |
if (preg_match('#[^ ]+\@[^ ]+#', $mail_to))
|
|
658 |
{
|
|
659 |
enano_fputs($socket, "RCPT TO: <$mail_to>\r\n"); |
|
660 |
smtp_get_response($socket, "250", __LINE__); |
|
661 |
} |
|
662 |
||
663 |
// Ok now do the CC and BCC fields... |
|
664 |
@reset($bcc); |
|
665 |
while(list(, $bcc_address) = each($bcc)) |
|
666 |
{
|
|
667 |
// Add an additional bit of error checking to bcc header... |
|
668 |
$bcc_address = trim($bcc_address); |
|
669 |
if (preg_match('#[^ ]+\@[^ ]+#', $bcc_address))
|
|
670 |
{
|
|
671 |
enano_fputs($socket, "RCPT TO: <$bcc_address>\r\n"); |
|
672 |
smtp_get_response($socket, "250", __LINE__); |
|
673 |
} |
|
674 |
} |
|
675 |
||
676 |
@reset($cc); |
|
677 |
while(list(, $cc_address) = each($cc)) |
|
678 |
{
|
|
679 |
// Add an additional bit of error checking to cc header |
|
680 |
$cc_address = trim($cc_address); |
|
681 |
if (preg_match('#[^ ]+\@[^ ]+#', $cc_address))
|
|
682 |
{
|
|
683 |
enano_fputs($socket, "RCPT TO: <$cc_address>\r\n"); |
|
684 |
smtp_get_response($socket, "250", __LINE__); |
|
685 |
} |
|
686 |
} |
|
687 |
||
688 |
// Ok now we tell the server we are ready to start sending data |
|
689 |
enano_fputs($socket, "DATA\r\n"); |
|
690 |
||
691 |
// This is the last response code we look for until the end of the message. |
|
692 |
smtp_get_response($socket, "354", __LINE__); |
|
693 |
||
694 |
// Send the Subject Line... |
|
695 |
enano_fputs($socket, "Subject: $subject\r\n"); |
|
696 |
||
697 |
// Now the To Header. |
|
698 |
enano_fputs($socket, "To: $mail_to\r\n"); |
|
699 |
||
700 |
// Now any custom headers.... |
|
701 |
enano_fputs($socket, "$headers\r\n\r\n"); |
|
702 |
||
703 |
// Ok now we are ready for the message... |
|
704 |
enano_fputs($socket, "$message\r\n"); |
|
705 |
||
706 |
// Ok the all the ingredients are mixed in let's cook this puppy... |
|
707 |
enano_fputs($socket, ".\r\n"); |
|
708 |
smtp_get_response($socket, "250", __LINE__); |
|
709 |
||
710 |
// Now tell the server we are done and close the socket... |
|
711 |
enano_fputs($socket, "QUIT\r\n"); |
|
712 |
fclose($socket); |
|
713 |
||
714 |
return TRUE; |
|
715 |
} |
|
716 |
||
717 |
/** |
|
718 |
* Tell which version of Enano we're running. |
|
719 |
* @param bool $long if true, uses English version names (e.g. alpha, beta, release candidate). If false (default) uses abbreviations (1.0a1, 1.0b3, 1.0RC2, etc.) |
|
720 |
* @return string |
|
721 |
*/ |
|
722 |
||
723 |
function enano_version($long = false, $no_nightly = false) |
|
724 |
{
|
|
725 |
$r = getConfig('enano_version');
|
|
726 |
$rc = ( $long ) ? ' release candidate ' : 'RC'; |
|
727 |
$b = ( $long ) ? ' beta ' : 'b'; |
|
728 |
$a = ( $long ) ? ' alpha ' : 'a'; |
|
729 |
if($v = getConfig('enano_rc_version')) $r .= $rc.$v;
|
|
730 |
if($v = getConfig('enano_beta_version')) $r .= $b.$v;
|
|
731 |
if($v = getConfig('enano_alpha_version')) $r .= $a.$v;
|
|
732 |
if ( defined('ENANO_NIGHTLY') && !$no_nightly )
|
|
733 |
{
|
|
734 |
$nightlytag = ENANO_NIGHTLY_MONTH . '-' . ENANO_NIGHTLY_DAY . '-' . ENANO_NIGHTLY_YEAR; |
|
735 |
$nightlylong = ' nightly; build date: ' . ENANO_NIGHTLY_MONTH . '-' . ENANO_NIGHTLY_DAY . '-' . ENANO_NIGHTLY_YEAR; |
|
736 |
$r = ( $long ) ? $r . $nightlylong : $r . '-nightly-' . $nightlytag; |
|
737 |
} |
|
738 |
return $r; |
|
739 |
} |
|
740 |
||
741 |
function _dualurlenc($t) {
|
|
742 |
return rawurlencode(rawurlencode($t)); |
|
743 |
} |
|
744 |
||
745 |
function _die($t) {
|
|
746 |
$_ob = 'document.getElementById("ajaxEditContainer").innerHTML = unescape(\'' . rawurlencode('' . $t . '') . '\')';
|
|
747 |
die($_ob); |
|
748 |
} |
|
749 |
||
750 |
function jsdie($text) {
|
|
751 |
global $db, $session, $paths, $template, $plugins; // Common objects |
|
752 |
$text = rawurlencode($text . "\n\nSQL Backtrace:\n" . $db->sql_backtrace()); |
|
753 |
echo 'document.getElementById("ajaxEditContainer").innerHTML = unescape(\''.$text.'\');';
|
|
754 |
} |
|
755 |
||
756 |
// HTML sanitizing function - written by Kallahar |
|
757 |
// Original function at: http://quickwired.com/kallahar/smallprojects/php_xss_filter_function.php |
|
758 |
||
759 |
// UNUSED - todo: remove this in gold or put it to use |
|
760 |
||
761 |
function RemoveXSS($val) {
|
|
762 |
// remove all non-printable characters. CR(0a) and LF(0b) and TAB(9) are allowed |
|
763 |
// this prevents some character re-spacing such as <java\0script> |
|
764 |
// note that you have to handle splits with \n, \r, and \t later since they *are* allowed in some inputs |
|
765 |
$val = preg_replace('/([\x00-\x08][\x0b-\x0c][\x0e-\x20])/', '', $val);
|
|
766 |
||
767 |
// straight replacements, the user should never need these since they're normal characters |
|
768 |
// this prevents like <IMG SRC=@avascript:alert('XSS')> |
|
769 |
$search = 'abcdefghijklmnopqrstuvwxyz'; |
|
770 |
$search .= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'; |
|
771 |
$search .= '1234567890!@#$%^&*()'; |
|
772 |
$search .= '~`";:?+/={}[]-_|\'\\';
|
|
773 |
for ($i = 0; $i < strlen($search); $i++) {
|
|
774 |
// ;? matches the ;, which is optional |
|
775 |
// 0{0,7} matches any padded zeros, which are optional and go up to 8 chars
|
|
776 |
||
777 |
// @ @ search for the hex values |
|
778 |
$val = preg_replace('/(&#[x|X]0{0,8}'.dechex(ord($search[$i])).';?)/i', $search[$i], $val); // with a ;
|
|
779 |
// @ @ 0{0,7} matches '0' zero to seven times
|
|
780 |
$val = preg_replace('/(�{0,8}'.ord($search[$i]).';?)/', $search[$i], $val); // with a ;
|
|
781 |
} |
|
782 |
||
783 |
// now the only remaining whitespace attacks are \t, \n, and \r |
|
784 |
$ra1 = Array('javascript', 'vbscript', 'expression', 'applet', 'meta', 'xml', 'blink', 'link', 'script', 'embed', 'object', 'iframe', 'frame', 'frameset', 'ilayer', 'layer', 'bgsound', 'title', 'base');
|
|
785 |
$ra2 = Array('onabort', 'onactivate', 'onafterprint', 'onafterupdate', 'onbeforeactivate', 'onbeforecopy', 'onbeforecut', 'onbeforedeactivate', 'onbeforeeditfocus', 'onbeforepaste', 'onbeforeprint', 'onbeforeunload', 'onbeforeupdate', 'onblur', 'onbounce', 'oncellchange', 'onchange', 'onclick', 'oncontextmenu', 'oncontrolselect', 'oncopy', 'oncut', 'ondataavailable', 'ondatasetchanged', 'ondatasetcomplete', 'ondblclick', 'ondeactivate', 'ondrag', 'ondragend', 'ondragenter', 'ondragleave', 'ondragover', 'ondragstart', 'ondrop', 'onerror', 'onerrorupdate', 'onfilterchange', 'onfinish', 'onfocus', 'onfocusin', 'onfocusout', 'onhelp', 'onkeydown', 'onkeypress', 'onkeyup', 'onlayoutcomplete', 'onload', 'onlosecapture', 'onmousedown', 'onmouseenter', 'onmouseleave', 'onmousemove', 'onmouseout', 'onmouseover', 'onmouseup', 'onmousewheel', 'onmove', 'onmoveend', 'onmovestart', 'onpaste', 'onpropertychange', 'onreadystatechange', 'onreset', 'onresize', 'onresizeend', 'onresizestart', 'onrowenter', 'onrowexit', 'onrowsdelete', 'onrowsinserted', 'onscroll', 'onselect', 'onselectionchange', 'onselectstart', 'onstart', 'onstop', 'onsubmit', 'onunload');
|
|
786 |
$ra = array_merge($ra1, $ra2); |
|
787 |
||
788 |
$found = true; // keep replacing as long as the previous round replaced something |
|
789 |
while ($found == true) {
|
|
790 |
$val_before = $val; |
|
791 |
for ($i = 0; $i < sizeof($ra); $i++) {
|
|
792 |
$pattern = '/'; |
|
793 |
for ($j = 0; $j < strlen($ra[$i]); $j++) {
|
|
794 |
if ($j > 0) {
|
|
795 |
$pattern .= '(';
|
|
796 |
$pattern .= '(&#[x|X]0{0,8}([9][a][b]);?)?';
|
|
797 |
$pattern .= '|(�{0,8}([9][10][13]);?)?';
|
|
798 |
$pattern .= ')?'; |
|
799 |
} |
|
800 |
$pattern .= $ra[$i][$j]; |
|
801 |
} |
|
802 |
$pattern .= '/i'; |
|
803 |
$replacement = substr($ra[$i], 0, 2).'<b></b>'.substr($ra[$i], 2); // add in <> to nerf the tag |
|
804 |
$val = preg_replace($pattern, $replacement, $val); // filter out the hex tags |
|
805 |
if ($val_before == $val) {
|
|
806 |
// no replacements were made, so exit the loop |
|
807 |
$found = false; |
|
808 |
} |
|
809 |
} |
|
810 |
} |
|
811 |
return $val; |
|
812 |
} |
|
813 |
||
814 |
/** |
|
815 |
* Capitalizes the first letter of a string |
|
816 |
* @param $text string the text to be transformed |
|
817 |
* @return string |
|
818 |
*/ |
|
819 |
||
820 |
function capitalize_first_letter($text) |
|
821 |
{
|
|
822 |
return strtoupper(substr($text, 0, 1)) . substr($text, 1); |
|
823 |
} |
|
824 |
||
825 |
/** |
|
826 |
* Checks if a value in a bitfield is on or off |
|
827 |
* @param $bitfield int the bit-field value |
|
828 |
* @param $value int the value to switch off |
|
829 |
* @return bool |
|
830 |
*/ |
|
831 |
||
832 |
function is_bit($bitfield, $value) |
|
833 |
{
|
|
834 |
return ( $bitfield & $value ) ? true : false; |
|
835 |
} |
|
836 |
||
837 |
/** |
|
838 |
* Trims spaces/newlines from the beginning and end of a string |
|
839 |
* @param $text the text to process |
|
840 |
* @return string |
|
841 |
*/ |
|
842 |
||
843 |
function trim_spaces($text) |
|
844 |
{
|
|
845 |
$d = true; |
|
846 |
while($d) |
|
847 |
{
|
|
848 |
$c = substr($text, 0, 1); |
|
849 |
$a = substr($text, strlen($text)-1, strlen($text)); |
|
850 |
if($c == "\n" || $c == "\r" || $c == "\t" || $c == ' ') $text = substr($text, 1, strlen($text)); |
|
851 |
elseif($a == "\n" || $a == "\r" || $a == "\t" || $a == ' ') $text = substr($text, 0, strlen($text)-1); |
|
852 |
else $d = false; |
|
853 |
} |
|
854 |
return $text; |
|
855 |
} |
|
856 |
||
857 |
/** |
|
858 |
* Enano-ese equivalent of str_split() which is only found in PHP5 |
|
859 |
* @param $text string the text to split |
|
860 |
* @param $inc int size of each block |
|
861 |
* @return array |
|
862 |
*/ |
|
863 |
||
864 |
function enano_str_split($text, $inc = 1) |
|
865 |
{
|
|
|
14
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
866 |
if($inc < 1) |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
867 |
{
|
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
868 |
return false; |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
869 |
} |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
870 |
if($inc >= strlen($text)) |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
871 |
{
|
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
872 |
return Array($text); |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
873 |
} |
| 1 | 874 |
$len = ceil(strlen($text) / $inc); |
875 |
$ret = Array(); |
|
|
14
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
876 |
for ( $i = 0; $i < strlen($text); $i = $i + $inc ) |
| 1 | 877 |
{
|
878 |
$ret[] = substr($text, $i, $inc); |
|
879 |
} |
|
880 |
return $ret; |
|
881 |
} |
|
882 |
||
883 |
/** |
|
884 |
* Converts a hexadecimal number to a binary string. |
|
885 |
* @param text string hexadecimal number |
|
886 |
* @return string |
|
887 |
*/ |
|
888 |
function hex2bin($text) |
|
889 |
{
|
|
890 |
$arr = enano_str_split($text, 2); |
|
891 |
$ret = ''; |
|
892 |
for ($i=0; $i<sizeof($arr); $i++) |
|
893 |
{
|
|
894 |
$ret .= chr(hexdec($arr[$i])); |
|
895 |
} |
|
896 |
return $ret; |
|
897 |
} |
|
898 |
||
899 |
/** |
|
900 |
* Generates and/or prints a human-readable backtrace |
|
901 |
* @param bool $return - if true, this function returns a string, otherwise returns null |
|
902 |
* @return mixed |
|
903 |
*/ |
|
904 |
||
905 |
function enano_debug_print_backtrace($return = false) |
|
906 |
{
|
|
907 |
ob_start(); |
|
908 |
echo '<pre>'; |
|
909 |
debug_print_backtrace(); |
|
910 |
echo '</pre>'; |
|
911 |
$c = ob_get_contents(); |
|
912 |
ob_end_clean(); |
|
913 |
if($return) return $c; |
|
914 |
else echo $c; |
|
915 |
return null; |
|
916 |
} |
|
917 |
||
918 |
/** |
|
919 |
* Like rawurlencode(), but encodes all characters |
|
920 |
* @param string $text the text to encode |
|
921 |
* @param optional string $prefix text before each hex character |
|
922 |
* @param optional string $suffix text after each hex character |
|
923 |
* @return string |
|
924 |
*/ |
|
925 |
||
926 |
function hexencode($text, $prefix = '%', $suffix = '') |
|
927 |
{
|
|
928 |
$arr = enano_str_split($text); |
|
929 |
$r = ''; |
|
930 |
foreach($arr as $a) |
|
931 |
{
|
|
932 |
$nibble = (string)dechex(ord($a)); |
|
933 |
if(strlen($nibble) == 1) $nibble = '0' . $nibble; |
|
934 |
$r .= $prefix . $nibble . $suffix; |
|
935 |
} |
|
936 |
return $r; |
|
937 |
} |
|
938 |
||
939 |
/** |
|
940 |
* Enano-ese equivalent of get_magic_quotes_gpc() |
|
941 |
* @return bool |
|
942 |
*/ |
|
943 |
||
944 |
function enano_get_magic_quotes_gpc() |
|
945 |
{
|
|
946 |
if(function_exists('get_magic_quotes_gpc'))
|
|
947 |
{
|
|
948 |
return ( get_magic_quotes_gpc() == 1 ); |
|
949 |
} |
|
950 |
else |
|
951 |
{
|
|
952 |
return ( strtolower(@ini_get('magic_quotes_gpc')) == '1' );
|
|
953 |
} |
|
954 |
} |
|
955 |
||
956 |
/** |
|
957 |
* Recursive stripslashes() |
|
958 |
* @param array |
|
959 |
* @return array |
|
960 |
*/ |
|
961 |
||
962 |
function stripslashes_recurse($arr) |
|
963 |
{
|
|
964 |
foreach($arr as $k => $xxxx) |
|
965 |
{
|
|
966 |
$val =& $arr[$k]; |
|
967 |
if(is_string($val)) |
|
968 |
$val = stripslashes($val); |
|
969 |
elseif(is_array($val)) |
|
970 |
$val = stripslashes_recurse($val); |
|
971 |
} |
|
972 |
return $arr; |
|
973 |
} |
|
974 |
||
975 |
/** |
|
|
14
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
976 |
* Recursive function to remove all NUL bytes from a string |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
977 |
* @param array |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
978 |
* @return array |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
979 |
*/ |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
980 |
|
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
981 |
function strip_nul_chars($arr) |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
982 |
{
|
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
983 |
foreach($arr as $k => $xxxx_unused) |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
984 |
{
|
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
985 |
$val =& $arr[$k]; |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
986 |
if(is_string($val)) |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
987 |
$val = str_replace("\000", '', $val);
|
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
988 |
elseif(is_array($val)) |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
989 |
$val = strip_nul_chars($val); |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
990 |
} |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
991 |
return $arr; |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
992 |
} |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
993 |
|
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
994 |
/** |
| 1 | 995 |
* If magic_quotes_gpc is on, calls stripslashes() on everything in $_GET/$_POST/$_COOKIE |
|
14
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
996 |
* @ignore - this doesn't work too well in my tests |
| 1 | 997 |
* @todo port version from the PHP manual |
998 |
* @return void |
|
999 |
*/ |
|
1000 |
function strip_magic_quotes_gpc() |
|
1001 |
{
|
|
1002 |
if(enano_get_magic_quotes_gpc()) |
|
1003 |
{
|
|
1004 |
$_POST = stripslashes_recurse($_POST); |
|
1005 |
$_GET = stripslashes_recurse($_GET); |
|
1006 |
$_COOKIE = stripslashes_recurse($_COOKIE); |
|
1007 |
} |
|
|
14
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
1008 |
$_POST = strip_nul_chars($_POST); |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
1009 |
$_GET = strip_nul_chars($_GET); |
|
ce6053bb48d8
Security: NUL characters are now stripped from GPC; several code readability standards changes
Dan
parents:
1
diff
changeset
|
1010 |
$_COOKIE = strip_nul_chars($_COOKIE); |
| 1 | 1011 |
} |
1012 |
||
1013 |
/** |
|
1014 |
* A very basic single-character compression algorithm for binary strings/bitfields |
|
1015 |
* @param string $bits the text to compress |
|
1016 |
* @return string |
|
1017 |
*/ |
|
1018 |
||
1019 |
function compress_bitfield($bits) |
|
1020 |
{
|
|
1021 |
$crc32 = crc32($bits); |
|
1022 |
$bits .= '0'; |
|
1023 |
$start_pos = 0; |
|
1024 |
$current = substr($bits, 1, 1); |
|
1025 |
$last = substr($bits, 0, 1); |
|
1026 |
$chunk_size = 1; |
|
1027 |
$len = strlen($bits); |
|
1028 |
$crc = $len; |
|
1029 |
$crcval = 0; |
|
1030 |
for ( $i = 1; $i < $len; $i++ ) |
|
1031 |
{
|
|
1032 |
$current = substr($bits, $i, 1); |
|
1033 |
$last = substr($bits, $i - 1, 1); |
|
1034 |
$next = substr($bits, $i + 1, 1); |
|
1035 |
// Are we on the last character? |
|
1036 |
if($current == $last && $i+1 < $len) |
|
1037 |
$chunk_size++; |
|
1038 |
else |
|
1039 |
{
|
|
1040 |
if($i+1 == $len && $current == $next) |
|
1041 |
{
|
|
1042 |
// This character completes a chunk |
|
1043 |
$chunk_size++; |
|
1044 |
$i++; |
|
1045 |
$chunk = substr($bits, $start_pos, $chunk_size); |
|
1046 |
$chunklen = strlen($chunk); |
|
1047 |
$newchunk = $last . '[' . $chunklen . ']'; |
|
1048 |
$newlen = strlen($newchunk); |
|
1049 |
$bits = substr($bits, 0, $start_pos) . $newchunk . substr($bits, $i, $len); |
|
1050 |
$chunk_size = 1; |
|
1051 |
$i = $start_pos + $newlen; |
|
1052 |
$start_pos = $i; |
|
1053 |
$len = strlen($bits); |
|
1054 |
$crcval = $crcval + $chunklen; |
|
1055 |
} |
|
1056 |
else |
|
1057 |
{
|
|
1058 |
// Last character completed a chunk |
|
1059 |
$chunk = substr($bits, $start_pos, $chunk_size); |
|
1060 |
$chunklen = strlen($chunk); |
|
1061 |
$newchunk = $last . '[' . $chunklen . '],'; |
|
1062 |
$newlen = strlen($newchunk); |
|
1063 |
$bits = substr($bits, 0, $start_pos) . $newchunk . substr($bits, $i, $len); |
|
1064 |
$chunk_size = 1; |
|
1065 |
$i = $start_pos + $newlen; |
|
1066 |
$start_pos = $i; |
|
1067 |
$len = strlen($bits); |
|
1068 |
$crcval = $crcval + $chunklen; |
|
1069 |
} |
|
1070 |
} |
|
1071 |
} |
|
1072 |
if($crc != $crcval) |
|
1073 |
{
|
|
1074 |
echo __FUNCTION__.'(): ERROR: length check failed, this is a bug in the algorithm<br />Debug info: aiming for a CRC val of '.$crc.', got '.$crcval; |
|
1075 |
return false; |
|
1076 |
} |
|
1077 |
$compressed = 'cbf:len='.$crc.';crc='.dechex($crc32).';data='.$bits.'|end'; |
|
1078 |
return $compressed; |
|
1079 |
} |
|
1080 |
||
1081 |
/** |
|
1082 |
* Uncompresses a bitfield compressed with compress_bitfield() |
|
1083 |
* @param string $bits the compressed bitfield |
|
1084 |
* @return string the uncompressed, original (we hope) bitfield OR bool false on error |
|
1085 |
*/ |
|
1086 |
||
1087 |
function uncompress_bitfield($bits) |
|
1088 |
{
|
|
1089 |
if(substr($bits, 0, 4) != 'cbf:') |
|
1090 |
{
|
|
1091 |
echo __FUNCTION__.'(): ERROR: Invalid stream'; |
|
1092 |
return false; |
|
1093 |
} |
|
1094 |
$len = intval(substr($bits, strpos($bits, 'len=')+4, strpos($bits, ';')-strpos($bits, 'len=')-4)); |
|
1095 |
$crc = substr($bits, strpos($bits, 'crc=')+4, 8); |
|
1096 |
$data = substr($bits, strpos($bits, 'data=')+5, strpos($bits, '|end')-strpos($bits, 'data=')-5); |
|
1097 |
$data = explode(',', $data);
|
|
1098 |
foreach($data as $a => $b) |
|
1099 |
{
|
|
1100 |
$d =& $data[$a]; |
|
1101 |
$char = substr($d, 0, 1); |
|
1102 |
$dlen = intval(substr($d, 2, strlen($d)-1)); |
|
1103 |
$s = ''; |
|
1104 |
for($i=0;$i<$dlen;$i++,$s.=$char); |
|
1105 |
$d = $s; |
|
1106 |
unset($s, $dlen, $char); |
|
1107 |
} |
|
1108 |
$decompressed = implode('', $data);
|
|
1109 |
$decompressed = substr($decompressed, 0, -1); |
|
1110 |
$dcrc = (string)dechex(crc32($decompressed)); |
|
1111 |
if($dcrc != $crc) |
|
1112 |
{
|
|
1113 |
echo __FUNCTION__.'(): ERROR: CRC check failed<br />debug info:<br />original crc: '.$crc.'<br />decomp\'ed crc: '.$dcrc.'<br />'; |
|
1114 |
return false; |
|
1115 |
} |
|
1116 |
return $decompressed; |
|
1117 |
} |
|
1118 |
||
1119 |
/** |
|
1120 |
* Exports a MySQL table into a SQL string. |
|
1121 |
* @param string $table The name of the table to export |
|
1122 |
* @param bool $structure If true, include a CREATE TABLE command |
|
1123 |
* @param bool $data If true, include the contents of the table |
|
1124 |
* @param bool $compact If true, omits newlines between parts of SQL statements, use in Enano database exporter |
|
1125 |
* @return string |
|
1126 |
*/ |
|
1127 |
||
1128 |
function export_table($table, $structure = true, $data = true, $compact = false) |
|
1129 |
{
|
|
1130 |
global $db, $session, $paths, $template, $plugins; // Common objects |
|
1131 |
$struct_keys = ''; |
|
1132 |
$divider = (!$compact) ? "\n" : "\n"; |
|
1133 |
$spacer1 = (!$compact) ? "\n" : " "; |
|
1134 |
$spacer2 = (!$compact) ? " " : " "; |
|
1135 |
$rowspacer = (!$compact) ? "\n " : " "; |
|
1136 |
$index_list = Array(); |
|
1137 |
$cols = $db->sql_query('SHOW COLUMNS IN '.$table.';');
|
|
1138 |
if(!$cols) |
|
1139 |
{
|
|
1140 |
echo 'export_table(): Error getting column list: '.$db->get_error_text().'<br />'; |
|
1141 |
return false; |
|
1142 |
} |
|
1143 |
$col = Array(); |
|
1144 |
$sqlcol = Array(); |
|
1145 |
$collist = Array(); |
|
1146 |
$pri_keys = Array(); |
|
1147 |
// Using fetchrow_num() here to compensate for MySQL l10n |
|
1148 |
while( $row = $db->fetchrow_num() ) |
|
1149 |
{
|
|
1150 |
$field =& $row[0]; |
|
1151 |
$type =& $row[1]; |
|
1152 |
$null =& $row[2]; |
|
1153 |
$key =& $row[3]; |
|
1154 |
$def =& $row[4]; |
|
1155 |
$extra =& $row[5]; |
|
1156 |
$col[] = Array( |
|
1157 |
'name'=>$field, |
|
1158 |
'type'=>$type, |
|
1159 |
'null'=>$null, |
|
1160 |
'key'=>$key, |
|
1161 |
'default'=>$def, |
|
1162 |
'extra'=>$extra, |
|
1163 |
); |
|
1164 |
$collist[] = $field; |
|
1165 |
} |
|
1166 |
||
1167 |
if ( $structure ) |
|
1168 |
{
|
|
1169 |
$db->sql_query('SET SQL_QUOTE_SHOW_CREATE = 0;');
|
|
1170 |
$struct = $db->sql_query('SHOW CREATE TABLE '.$table.';');
|
|
1171 |
if ( !$struct ) |
|
1172 |
$db->_die(); |
|
1173 |
$row = $db->fetchrow_num(); |
|
1174 |
$db->free_result(); |
|
1175 |
$struct = $row[1]; |
|
1176 |
$struct = preg_replace("/\n\) ENGINE=(.+)$/", "\n);", $struct);
|
|
1177 |
unset($row); |
|
1178 |
if ( $compact ) |
|
1179 |
{
|
|
1180 |
$struct_arr = explode("\n", $struct);
|
|
1181 |
foreach ( $struct_arr as $i => $leg ) |
|
1182 |
{
|
|
1183 |
if ( $i == 0 ) |
|
1184 |
continue; |
|
1185 |
$test = trim($leg); |
|
1186 |
if ( empty($test) ) |
|
1187 |
{
|
|
1188 |
unset($struct_arr[$i]); |
|
1189 |
continue; |
|
1190 |
} |
|
1191 |
$struct_arr[$i] = preg_replace('/^([\s]*)/', ' ', $leg);
|
|
1192 |
} |
|
1193 |
$struct = implode("", $struct_arr);
|
|
1194 |
} |
|
1195 |
} |
|
1196 |
||
1197 |
// Structuring complete |
|
1198 |
if($data) |
|
1199 |
{
|
|
1200 |
$datq = $db->sql_query('SELECT * FROM '.$table.';');
|
|
1201 |
if(!$datq) |
|
1202 |
{
|
|
1203 |
echo 'export_table(): Error getting column list: '.$db->get_error_text().'<br />'; |
|
1204 |
return false; |
|
1205 |
} |
|
1206 |
if($db->numrows() < 1) |
|
1207 |
{
|
|
1208 |
if($structure) return $struct; |
|
1209 |
else return ''; |
|
1210 |
} |
|
1211 |
$rowdata = Array(); |
|
1212 |
$dataqs = Array(); |
|
1213 |
$insert_strings = Array(); |
|
1214 |
$z = false; |
|
1215 |
while($row = $db->fetchrow_num()) |
|
1216 |
{
|
|
1217 |
$z = false; |
|
1218 |
foreach($row as $i => $cell) |
|
1219 |
{
|
|
1220 |
$str = mysql_encode_column($cell, $col[$i]['type']); |
|
1221 |
$rowdata[] = $str; |
|
1222 |
} |
|
1223 |
$dataqs2 = implode(",$rowspacer", $dataqs) . ",$rowspacer" . '( ' . implode(', ', $rowdata) . ' )';
|
|
1224 |
$ins = 'INSERT INTO '.$table.'( '.implode(',', $collist).' ) VALUES' . $dataqs2 . ";";
|
|
1225 |
if ( strlen( $ins ) > MYSQL_MAX_PACKET_SIZE ) |
|
1226 |
{
|
|
1227 |
// We've exceeded the maximum allowed packet size for MySQL - separate this into a different query |
|
1228 |
$insert_strings[] = 'INSERT INTO '.$table.'( '.implode(',', $collist).' ) VALUES' . implode(",$rowspacer", $dataqs) . ";";;
|
|
1229 |
$dataqs = Array('( ' . implode(', ', $rowdata) . ' )');
|
|
1230 |
$z = true; |
|
1231 |
} |
|
1232 |
else |
|
1233 |
{
|
|
1234 |
$dataqs[] = '( ' . implode(', ', $rowdata) . ' )';
|
|
1235 |
} |
|
1236 |
$rowdata = Array(); |
|
1237 |
} |
|
1238 |
if ( !$z ) |
|
1239 |
{
|
|
1240 |
$insert_strings[] = 'INSERT INTO '.$table.'( '.implode(',', $collist).' ) VALUES' . implode(",$rowspacer", $dataqs) . ";";;
|
|
1241 |
$dataqs = Array(); |
|
1242 |
} |
|
1243 |
$datstring = implode($divider, $insert_strings); |
|
1244 |
} |
|
1245 |
if($structure && !$data) return $struct; |
|
1246 |
elseif(!$structure && $data) return $datstring; |
|
1247 |
elseif($structure && $data) return $struct . $divider . $datstring; |
|
1248 |
elseif(!$structure && !$data) return ''; |
|
1249 |
} |
|
1250 |
||
1251 |
/** |
|
1252 |
* Encodes a string value for use in an INSERT statement for given column type $type. |
|
1253 |
* @access private |
|
1254 |
*/ |
|
1255 |
||
1256 |
function mysql_encode_column($input, $type) |
|
1257 |
{
|
|
1258 |
global $db, $session, $paths, $template, $plugins; // Common objects |
|
1259 |
// Decide whether to quote the string or not |
|
1260 |
if(substr($type, 0, 7) == 'varchar' || $type == 'datetime' || $type == 'text' || $type == 'tinytext' || $type == 'smalltext' || $type == 'longtext' || substr($type, 0, 4) == 'char') |
|
1261 |
{
|
|
1262 |
$str = "'" . $db->escape($input) . "'"; |
|
1263 |
} |
|
1264 |
elseif(in_array($type, Array('blob', 'longblob', 'mediumblob', 'smallblob')) || substr($type, 0, 6) == 'binary' || substr($type, 0, 9) == 'varbinary')
|
|
1265 |
{
|
|
1266 |
$str = '0x' . hexencode($input, '', ''); |
|
1267 |
} |
|
1268 |
elseif(is_null($input)) |
|
1269 |
{
|
|
1270 |
$str = 'NULL'; |
|
1271 |
} |
|
1272 |
else |
|
1273 |
{
|
|
1274 |
$str = (string)$input; |
|
1275 |
} |
|
1276 |
return $str; |
|
1277 |
} |
|
1278 |
||
1279 |
/** |
|
1280 |
* Creates an associative array defining which file extensions are allowed and which ones aren't |
|
1281 |
* @return array keyname will be a file extension, value will be true or false |
|
1282 |
*/ |
|
1283 |
||
1284 |
function fetch_allowed_extensions() |
|
1285 |
{
|
|
1286 |
global $mime_types; |
|
1287 |
$bits = getConfig('allowed_mime_types');
|
|
1288 |
if(!$bits) return Array(false); |
|
1289 |
$bits = uncompress_bitfield($bits); |
|
1290 |
if(!$bits) return Array(false); |
|
1291 |
$bits = enano_str_split($bits, 1); |
|
1292 |
$ret = Array(); |
|
1293 |
$mt = array_keys($mime_types); |
|
1294 |
foreach($bits as $i => $b) |
|
1295 |
{
|
|
1296 |
$ret[$mt[$i]] = ( $b == '1' ) ? true : false; |
|
1297 |
} |
|
1298 |
return $ret; |
|
1299 |
} |
|
1300 |
||
1301 |
/** |
|
1302 |
* Generates a random key suitable for encryption |
|
1303 |
* @param int $len the length of the key |
|
1304 |
* @return string a BINARY key |
|
1305 |
*/ |
|
1306 |
||
1307 |
function randkey($len = 32) |
|
1308 |
{
|
|
1309 |
$key = ''; |
|
1310 |
for($i=0;$i<$len;$i++) |
|
1311 |
{
|
|
1312 |
$key .= chr(mt_rand(0, 255)); |
|
1313 |
} |
|
1314 |
return $key; |
|
1315 |
} |
|
1316 |
||
1317 |
/** |
|
1318 |
* Decodes a hex string. |
|
1319 |
* @param string $hex The hex code to decode |
|
1320 |
* @return string |
|
1321 |
*/ |
|
1322 |
||
1323 |
function hexdecode($hex) |
|
1324 |
{
|
|
1325 |
$hex = enano_str_split($hex, 2); |
|
1326 |
$bin_key = ''; |
|
1327 |
foreach($hex as $nibble) |
|
1328 |
{
|
|
1329 |
$byte = chr(hexdec($nibble)); |
|
1330 |
$bin_key .= $byte; |
|
1331 |
} |
|
1332 |
return $bin_key; |
|
1333 |
} |
|
1334 |
||
1335 |
/** |
|
1336 |
* Enano's own (almost) bulletproof HTML sanitizer. |
|
1337 |
* @param string $html The input HTML |
|
1338 |
* @return string cleaned HTML |
|
1339 |
*/ |
|
1340 |
||
1341 |
function sanitize_html($html, $filter_php = true) |
|
1342 |
{
|
|
1343 |
||
1344 |
$html = preg_replace('#<([a-z]+)([\s]+)([^>]+?)'.htmlalternatives('javascript:').'(.+?)>(.*?)</\\1>#is', '<\\1\\2\\3javascript:\\59>\\60</\\1>', $html);
|
|
1345 |
$html = preg_replace('#<([a-z]+)([\s]+)([^>]+?)'.htmlalternatives('javascript:').'(.+?)>#is', '<\\1\\2\\3javascript:\\59>', $html);
|
|
1346 |
||
1347 |
if($filter_php) |
|
1348 |
$html = str_replace( |
|
1349 |
Array('<?php', '<?', '<%', '?>', '%>'),
|
|
1350 |
Array('<?php', '<?', '<%', '?>', '%>'),
|
|
1351 |
$html); |
|
1352 |
||
1353 |
$tag_whitelist = array_keys ( setupAttributeWhitelist() ); |
|
1354 |
if ( !$filter_php ) |
|
1355 |
$tag_whitelist[] = '?php'; |
|
1356 |
$len = strlen($html); |
|
1357 |
$in_quote = false; |
|
1358 |
$quote_char = ''; |
|
1359 |
$tag_start = 0; |
|
1360 |
$tag_name = ''; |
|
1361 |
$in_tag = false; |
|
1362 |
$trk_name = false; |
|
1363 |
for ( $i = 0; $i < $len; $i++ ) |
|
1364 |
{
|
|
1365 |
$chr = $html{$i};
|
|
1366 |
$prev = ( $i == 0 ) ? '' : $html{ $i - 1 };
|
|
1367 |
$next = ( ( $i + 1 ) == $len ) ? '' : $html { $i + 1 };
|
|
1368 |
if ( $in_quote && $in_tag ) |
|
1369 |
{
|
|
1370 |
if ( $quote_char == $chr && $prev != '\\' ) |
|
1371 |
$in_quote = false; |
|
1372 |
} |
|
1373 |
elseif ( ( $chr == '"' || $chr == "'" ) && $prev != '\\' && $in_tag ) |
|
1374 |
{
|
|
1375 |
$in_quote = true; |
|
1376 |
$quote_char = $chr; |
|
1377 |
} |
|
1378 |
if ( $chr == '<' && !$in_tag && $next != '/' ) |
|
1379 |
{
|
|
1380 |
// start of a tag |
|
1381 |
$tag_start = $i; |
|
1382 |
$in_tag = true; |
|
1383 |
$trk_name = true; |
|
1384 |
} |
|
1385 |
elseif ( !$in_quote && $in_tag && $chr == '>' ) |
|
1386 |
{
|
|
1387 |
$full_tag = substr($html, $tag_start, ( $i - $tag_start ) + 1 ); |
|
1388 |
$l = strlen($tag_name) + 2; |
|
1389 |
$attribs_only = trim( substr($full_tag, $l, ( strlen($full_tag) - $l - 1 ) ) ); |
|
1390 |
||
1391 |
// Debugging message |
|
1392 |
// echo htmlspecialchars($full_tag) . '<br />'; |
|
1393 |
||
1394 |
if ( !in_array($tag_name, $tag_whitelist) ) |
|
1395 |
{
|
|
1396 |
// Illegal tag |
|
1397 |
//echo $tag_name . ' '; |
|
1398 |
||
1399 |
$s = ( empty($attribs_only) ) ? '' : ' '; |
|
1400 |
||
1401 |
$sanitized = '<' . $tag_name . $s . $attribs_only . '>'; |
|
1402 |
||
1403 |
$html = substr($html, 0, $tag_start) . $sanitized . substr($html, $i + 1); |
|
1404 |
$html = str_replace('</' . $tag_name . '>', '</' . $tag_name . '>', $html);
|
|
1405 |
$new_i = $tag_start + strlen($sanitized); |
|
1406 |
||
1407 |
$len = strlen($html); |
|
1408 |
$i = $new_i; |
|
1409 |
||
1410 |
$in_tag = false; |
|
1411 |
$tag_name = ''; |
|
1412 |
continue; |
|
1413 |
} |
|
1414 |
else |
|
1415 |
{
|
|
1416 |
if ( $tag_name == '?php' && !$filter_php ) |
|
1417 |
continue; |
|
1418 |
$f = fixTagAttributes( $attribs_only, $tag_name ); |
|
1419 |
$s = ( empty($f) ) ? '' : ' '; |
|
1420 |
||
1421 |
$sanitized = '<' . $tag_name . $f . '>'; |
|
1422 |
$new_i = $tag_start + strlen($sanitized); |
|
1423 |
||
1424 |
$html = substr($html, 0, $tag_start) . $sanitized . substr($html, $i + 1); |
|
1425 |
$len = strlen($html); |
|
1426 |
$i = $new_i; |
|
1427 |
||
1428 |
$in_tag = false; |
|
1429 |
$tag_name = ''; |
|
1430 |
continue; |
|
1431 |
} |
|
1432 |
} |
|
1433 |
elseif ( $in_tag && $trk_name ) |
|
1434 |
{
|
|
1435 |
$is_alphabetical = ( strtolower($chr) != strtoupper($chr) || in_array($chr, array('0', '1', '2', '3', '4', '5', '6', '7', '8', '9')) || $chr == '?' );
|
|
1436 |
if ( $is_alphabetical ) |
|
1437 |
$tag_name .= $chr; |
|
1438 |
else |
|
1439 |
{
|
|
1440 |
$trk_name = false; |
|
1441 |
} |
|
1442 |
} |
|
1443 |
||
1444 |
} |
|
1445 |
||
|
15
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1446 |
// Vulnerability from ha.ckers.org/xss.html: |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1447 |
// <script src="http://foo.com/xss.js" |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1448 |
// < |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1449 |
// The rule is so specific because everything else will have been filtered by now |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1450 |
$html = preg_replace('/<(script|iframe)(.+?)src=([^>]*)</i', '<\\1\\2src=\\3<', $html);
|
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1451 |
|
| 1 | 1452 |
return $html; |
1453 |
||
1454 |
} |
|
1455 |
||
1456 |
function htmlalternatives($string) |
|
1457 |
{
|
|
1458 |
$ret = ''; |
|
1459 |
for ( $i = 0; $i < strlen($string); $i++ ) |
|
1460 |
{
|
|
1461 |
$chr = $string{$i};
|
|
1462 |
$ch1 = ord($chr); |
|
1463 |
$ch2 = dechex($ch1); |
|
1464 |
$byte = '(&\\#([0]*){0,7}' . $ch1 . ';|\\\\([0]*){0,7}' . $ch1 . ';|\\\\([0]*){0,7}' . $ch2 . ';|&\\#x([0]*){0,7}' . $ch2 . ';|%([0]*){0,7}' . $ch2 . '|' . preg_quote($chr) . ')';
|
|
1465 |
$ret .= $byte; |
|
1466 |
$ret .= '([\s]){0,2}';
|
|
1467 |
} |
|
1468 |
return $ret; |
|
1469 |
} |
|
1470 |
||
1471 |
/** |
|
1472 |
* Paginates (breaks into multiple pages) a MySQL result resource, which is treated as unbuffered. |
|
1473 |
* @param resource The MySQL result resource. This should preferably be an unbuffered query. |
|
1474 |
* @param string A template, with variables being named after the column name |
|
1475 |
* @param int The number of total results. This should be determined by a second query. |
|
1476 |
* @param string sprintf-style formatting string for URLs for result pages. First parameter will be start offset. |
|
1477 |
* @param int Optional. Start offset in individual results. Defaults to 0. |
|
1478 |
* @param int Optional. The number of results per page. Defualts to 10. |
|
1479 |
* @param int Optional. An associative array of functions to call, with key names being column names, and values being function names. Values can also be an array with key 0 being either an object or a string(class name) and key 1 being a [static] method. |
|
1480 |
* @param string Optional. The text to be sent before the result list, only if there are any results. Possibly the start of a table. |
|
1481 |
* @param string Optional. The text to be sent after the result list, only if there are any results. Possibly the end of a table. |
|
1482 |
* @return string |
|
1483 |
*/ |
|
1484 |
||
1485 |
function paginate($q, $tpl_text, $num_results, $result_url, $start = 0, $perpage = 10, $callers = Array(), $header = '', $footer = '') |
|
1486 |
{
|
|
1487 |
global $db, $session, $paths, $template, $plugins; // Common objects |
|
1488 |
$parser = $template->makeParserText($tpl_text); |
|
1489 |
$num_pages = ceil ( $num_results / $perpage ); |
|
1490 |
$out = ''; |
|
1491 |
$i = 0; |
|
1492 |
$this_page = ceil ( $start / $perpage ); |
|
1493 |
||
1494 |
// Build paginator |
|
1495 |
$begin = '<div class="tblholder" style="display: table; margin: 10px 0 0 auto;"> |
|
1496 |
<table border="0" cellspacing="1" cellpadding="4"> |
|
1497 |
<tr><th>Page:</th>'; |
|
1498 |
$block = '<td class="row1" style="text-align: center;">{LINK}</td>';
|
|
1499 |
$end = '</tr></table></div>'; |
|
1500 |
$blk = $template->makeParserText($block); |
|
1501 |
$inner = ''; |
|
1502 |
$cls = 'row2'; |
|
1503 |
if ( $num_pages < 5 ) |
|
1504 |
{
|
|
1505 |
for ( $i = 0; $i < $num_pages; $i++ ) |
|
1506 |
{
|
|
1507 |
$cls = ( $cls == 'row1' ) ? 'row2' : 'row1'; |
|
1508 |
$offset = strval($i * $perpage); |
|
1509 |
$url = sprintf($result_url, $offset); |
|
1510 |
$j = $i + 1; |
|
1511 |
$link = ( $offset == strval($start) ) ? "<b>$j</b>" : "<a href=".'"'."$url".'"'." style='text-decoration: none;'>$j</a>"; |
|
1512 |
$blk->assign_vars(array( |
|
1513 |
'CLASS'=>$cls, |
|
1514 |
'LINK'=>$link |
|
1515 |
)); |
|
1516 |
$inner .= $blk->run(); |
|
1517 |
} |
|
1518 |
} |
|
1519 |
else |
|
1520 |
{
|
|
1521 |
if ( $this_page + 5 > $num_pages ) |
|
1522 |
{
|
|
1523 |
$list = Array(); |
|
1524 |
$tp = $this_page; |
|
1525 |
if ( $this_page + 0 == $num_pages ) $tp = $tp - 3; |
|
1526 |
if ( $this_page + 1 == $num_pages ) $tp = $tp - 2; |
|
1527 |
if ( $this_page + 2 == $num_pages ) $tp = $tp - 1; |
|
1528 |
for ( $i = $tp - 1; $i <= $tp + 1; $i++ ) |
|
1529 |
{
|
|
1530 |
$list[] = $i; |
|
1531 |
} |
|
1532 |
} |
|
1533 |
else |
|
1534 |
{
|
|
1535 |
$list = Array(); |
|
1536 |
$current = $this_page; |
|
1537 |
$lower = ( $current < 3 ) ? 1 : $current - 1; |
|
1538 |
for ( $i = 0; $i < 3; $i++ ) |
|
1539 |
{
|
|
1540 |
$list[] = $lower + $i; |
|
1541 |
} |
|
1542 |
} |
|
1543 |
$url = sprintf($result_url, '0'); |
|
1544 |
$link = ( 0 == $start ) ? "<b>First</b>" : "<a href=".'"'."$url".'"'." style='text-decoration: none;'>« First</a>"; |
|
1545 |
$blk->assign_vars(array( |
|
1546 |
'CLASS'=>$cls, |
|
1547 |
'LINK'=>$link |
|
1548 |
)); |
|
1549 |
$inner .= $blk->run(); |
|
1550 |
||
1551 |
// if ( !in_array(1, $list) ) |
|
1552 |
// {
|
|
1553 |
// $cls = ( $cls == 'row1' ) ? 'row2' : 'row1'; |
|
1554 |
// $blk->assign_vars(array('CLASS'=>$cls,'LINK'=>'...'));
|
|
1555 |
// $inner .= $blk->run(); |
|
1556 |
// } |
|
1557 |
||
1558 |
foreach ( $list as $i ) |
|
1559 |
{
|
|
1560 |
if ( $i == $num_pages ) |
|
1561 |
break; |
|
1562 |
$cls = ( $cls == 'row1' ) ? 'row2' : 'row1'; |
|
1563 |
$offset = strval($i * $perpage); |
|
1564 |
$url = sprintf($result_url, $offset); |
|
1565 |
$j = $i + 1; |
|
1566 |
$link = ( $offset == strval($start) ) ? "<b>$j</b>" : "<a href=".'"'."$url".'"'." style='text-decoration: none;'>$j</a>"; |
|
1567 |
$blk->assign_vars(array( |
|
1568 |
'CLASS'=>$cls, |
|
1569 |
'LINK'=>$link |
|
1570 |
)); |
|
1571 |
$inner .= $blk->run(); |
|
1572 |
} |
|
1573 |
||
1574 |
$total = $num_pages * $perpage - $perpage; |
|
1575 |
||
1576 |
if ( $this_page < $num_pages ) |
|
1577 |
{
|
|
1578 |
// $cls = ( $cls == 'row1' ) ? 'row2' : 'row1'; |
|
1579 |
// $blk->assign_vars(array('CLASS'=>$cls,'LINK'=>'...'));
|
|
1580 |
// $inner .= $blk->run(); |
|
1581 |
||
1582 |
$cls = ( $cls == 'row1' ) ? 'row2' : 'row1'; |
|
1583 |
$offset = strval($total); |
|
1584 |
$url = sprintf($result_url, $offset); |
|
1585 |
$j = $i + 1; |
|
1586 |
$link = ( $offset == strval($start) ) ? "<b>Last</b>" : "<a href=".'"'."$url".'"'." style='text-decoration: none;'>Last »</a>"; |
|
1587 |
$blk->assign_vars(array( |
|
1588 |
'CLASS'=>$cls, |
|
1589 |
'LINK'=>$link |
|
1590 |
)); |
|
1591 |
$inner .= $blk->run(); |
|
1592 |
} |
|
1593 |
||
1594 |
} |
|
1595 |
||
1596 |
$inner .= '<td class="row2" style="cursor: pointer;" onclick="paginator_goto(this, '.$this_page.', '.$num_pages.', '.$perpage.', unescape(\'' . rawurlencode($result_url) . '\'));">↓</td>'; |
|
1597 |
||
1598 |
$paginator = "\n$begin$inner$end\n"; |
|
1599 |
$out .= $paginator; |
|
1600 |
||
1601 |
$cls = 'row2'; |
|
1602 |
||
1603 |
if ( $row = $db->fetchrow($q) ) |
|
1604 |
{
|
|
1605 |
$i = 0; |
|
1606 |
$out .= $header; |
|
1607 |
do {
|
|
1608 |
$i++; |
|
1609 |
if ( $i <= $start ) |
|
1610 |
{
|
|
1611 |
continue; |
|
1612 |
} |
|
1613 |
if ( ( $i - $start ) > $perpage ) |
|
1614 |
{
|
|
1615 |
break; |
|
1616 |
} |
|
1617 |
$cls = ( $cls == 'row1' ) ? 'row2' : 'row1'; |
|
1618 |
foreach ( $row as $j => $val ) |
|
1619 |
{
|
|
1620 |
if ( isset($callers[$j]) ) |
|
1621 |
{
|
|
1622 |
$tmp = ( is_callable($callers[$j]) ) ? @call_user_func($callers[$j], $val, $row) : $v; |
|
1623 |
||
1624 |
if ( $tmp ) |
|
1625 |
{
|
|
1626 |
$row[$j] = $tmp; |
|
1627 |
} |
|
1628 |
} |
|
1629 |
} |
|
1630 |
$parser->assign_vars($row); |
|
1631 |
$parser->assign_vars(array('_css_class' => $cls));
|
|
1632 |
$out .= $parser->run(); |
|
1633 |
} while ( $row = $db->fetchrow($q) ); |
|
1634 |
$out .= $footer; |
|
1635 |
} |
|
1636 |
||
1637 |
$out .= $paginator; |
|
1638 |
||
1639 |
return $out; |
|
1640 |
} |
|
1641 |
||
1642 |
/** |
|
1643 |
* This is the same as paginate(), but it processes an array instead of a MySQL result resource. |
|
1644 |
* @param array The results. Each value is simply echoed. |
|
1645 |
* @param int The number of total results. This should be determined by a second query. |
|
1646 |
* @param string sprintf-style formatting string for URLs for result pages. First parameter will be start offset. |
|
1647 |
* @param int Optional. Start offset in individual results. Defaults to 0. |
|
1648 |
* @param int Optional. The number of results per page. Defualts to 10. |
|
1649 |
* @param string Optional. The text to be sent before the result list, only if there are any results. Possibly the start of a table. |
|
1650 |
* @param string Optional. The text to be sent after the result list, only if there are any results. Possibly the end of a table. |
|
1651 |
* @return string |
|
1652 |
*/ |
|
1653 |
||
1654 |
function paginate_array($q, $num_results, $result_url, $start = 0, $perpage = 10, $header = '', $footer = '') |
|
1655 |
{
|
|
1656 |
global $db, $session, $paths, $template, $plugins; // Common objects |
|
1657 |
$parser = $template->makeParserText($tpl_text); |
|
1658 |
$num_pages = ceil ( $num_results / $perpage ); |
|
1659 |
$out = ''; |
|
1660 |
$i = 0; |
|
1661 |
$this_page = ceil ( $start / $perpage ); |
|
1662 |
||
1663 |
// Build paginator |
|
1664 |
$begin = '<div class="tblholder" style="display: table; margin: 10px 0 0 auto;"> |
|
1665 |
<table border="0" cellspacing="1" cellpadding="4"> |
|
1666 |
<tr><th>Page:</th>'; |
|
1667 |
$block = '<td class="row1" style="text-align: center;">{LINK}</td>';
|
|
1668 |
$end = '</tr></table></div>'; |
|
1669 |
$blk = $template->makeParserText($block); |
|
1670 |
$inner = ''; |
|
1671 |
$cls = 'row2'; |
|
1672 |
if ( $start > 0 ) |
|
1673 |
{
|
|
1674 |
$url = sprintf($result_url, abs($start - $perpage)); |
|
1675 |
$link = "<a href=".'"'."$url".'"'." style='text-decoration: none;'>« Prev</a>"; |
|
1676 |
$cls = ( $cls == 'row1' ) ? 'row2' : 'row1'; |
|
1677 |
$blk->assign_vars(array( |
|
1678 |
'CLASS'=>$cls, |
|
1679 |
'LINK'=>$link |
|
1680 |
)); |
|
1681 |
$inner .= $blk->run(); |
|
1682 |
} |
|
1683 |
if ( $num_pages < 5 ) |
|
1684 |
{
|
|
1685 |
for ( $i = 0; $i < $num_pages; $i++ ) |
|
1686 |
{
|
|
1687 |
$cls = ( $cls == 'row1' ) ? 'row2' : 'row1'; |
|
1688 |
$offset = strval($i * $perpage); |
|
1689 |
$url = sprintf($result_url, $offset); |
|
1690 |
$j = $i + 1; |
|
1691 |
$link = ( $offset == strval($start) ) ? "<b>$j</b>" : "<a href=".'"'."$url".'"'." style='text-decoration: none;'>$j</a>"; |
|
1692 |
$blk->assign_vars(array( |
|
1693 |
'CLASS'=>$cls, |
|
1694 |
'LINK'=>$link |
|
1695 |
)); |
|
1696 |
$inner .= $blk->run(); |
|
1697 |
} |
|
1698 |
} |
|
1699 |
else |
|
1700 |
{
|
|
1701 |
if ( $this_page + 5 > $num_pages ) |
|
1702 |
{
|
|
1703 |
$list = Array(); |
|
1704 |
$tp = $this_page; |
|
1705 |
if ( $this_page + 0 == $num_pages ) $tp = $tp - 3; |
|
1706 |
if ( $this_page + 1 == $num_pages ) $tp = $tp - 2; |
|
1707 |
if ( $this_page + 2 == $num_pages ) $tp = $tp - 1; |
|
1708 |
for ( $i = $tp - 1; $i <= $tp + 1; $i++ ) |
|
1709 |
{
|
|
1710 |
$list[] = $i; |
|
1711 |
} |
|
1712 |
} |
|
1713 |
else |
|
1714 |
{
|
|
1715 |
$list = Array(); |
|
1716 |
$current = $this_page; |
|
1717 |
$lower = ( $current < 3 ) ? 1 : $current - 1; |
|
1718 |
for ( $i = 0; $i < 3; $i++ ) |
|
1719 |
{
|
|
1720 |
$list[] = $lower + $i; |
|
1721 |
} |
|
1722 |
} |
|
1723 |
$url = sprintf($result_url, '0'); |
|
1724 |
$link = ( 0 == $start ) ? "<b>First</b>" : "<a href=".'"'."$url".'"'." style='text-decoration: none;'>« First</a>"; |
|
1725 |
$blk->assign_vars(array( |
|
1726 |
'CLASS'=>$cls, |
|
1727 |
'LINK'=>$link |
|
1728 |
)); |
|
1729 |
$inner .= $blk->run(); |
|
1730 |
||
1731 |
// if ( !in_array(1, $list) ) |
|
1732 |
// {
|
|
1733 |
// $cls = ( $cls == 'row1' ) ? 'row2' : 'row1'; |
|
1734 |
// $blk->assign_vars(array('CLASS'=>$cls,'LINK'=>'...'));
|
|
1735 |
// $inner .= $blk->run(); |
|
1736 |
// } |
|
1737 |
||
1738 |
foreach ( $list as $i ) |
|
1739 |
{
|
|
1740 |
if ( $i == $num_pages ) |
|
1741 |
break; |
|
1742 |
$cls = ( $cls == 'row1' ) ? 'row2' : 'row1'; |
|
1743 |
$offset = strval($i * $perpage); |
|
1744 |
$url = sprintf($result_url, $offset); |
|
1745 |
$j = $i + 1; |
|
1746 |
$link = ( $offset == strval($start) ) ? "<b>$j</b>" : "<a href=".'"'."$url".'"'." style='text-decoration: none;'>$j</a>"; |
|
1747 |
$blk->assign_vars(array( |
|
1748 |
'CLASS'=>$cls, |
|
1749 |
'LINK'=>$link |
|
1750 |
)); |
|
1751 |
$inner .= $blk->run(); |
|
1752 |
} |
|
1753 |
||
1754 |
$total = $num_pages * $perpage - $perpage; |
|
1755 |
||
1756 |
if ( $this_page < $num_pages ) |
|
1757 |
{
|
|
1758 |
// $cls = ( $cls == 'row1' ) ? 'row2' : 'row1'; |
|
1759 |
// $blk->assign_vars(array('CLASS'=>$cls,'LINK'=>'...'));
|
|
1760 |
// $inner .= $blk->run(); |
|
1761 |
||
1762 |
$cls = ( $cls == 'row1' ) ? 'row2' : 'row1'; |
|
1763 |
$offset = strval($total); |
|
1764 |
$url = sprintf($result_url, $offset); |
|
1765 |
$j = $i + 1; |
|
1766 |
$link = ( $offset == strval($start) ) ? "<b>Last</b>" : "<a href=".'"'."$url".'"'." style='text-decoration: none;'>Last »</a>"; |
|
1767 |
$blk->assign_vars(array( |
|
1768 |
'CLASS'=>$cls, |
|
1769 |
'LINK'=>$link |
|
1770 |
)); |
|
1771 |
$inner .= $blk->run(); |
|
1772 |
} |
|
1773 |
||
1774 |
} |
|
1775 |
||
1776 |
if ( $start < $total ) |
|
1777 |
{
|
|
1778 |
$url = sprintf($result_url, abs($start + $perpage)); |
|
1779 |
$link = "<a href=".'"'."$url".'"'." style='text-decoration: none;'>Next »</a>"; |
|
1780 |
$cls = ( $cls == 'row1' ) ? 'row2' : 'row1'; |
|
1781 |
$blk->assign_vars(array( |
|
1782 |
'CLASS'=>$cls, |
|
1783 |
'LINK'=>$link |
|
1784 |
)); |
|
1785 |
$inner .= $blk->run(); |
|
1786 |
} |
|
1787 |
||
1788 |
$inner .= '<td class="row2" style="cursor: pointer;" onclick="paginator_goto(this, '.$this_page.', '.$num_pages.', '.$perpage.', unescape(\'' . rawurlencode($result_url) . '\'));">↓</td>'; |
|
1789 |
||
1790 |
$paginator = "\n$begin$inner$end\n"; |
|
1791 |
if ( $total > 1 ) |
|
1792 |
$out .= $paginator; |
|
1793 |
||
1794 |
$cls = 'row2'; |
|
1795 |
||
1796 |
if ( sizeof($q) > 0 ) |
|
1797 |
{
|
|
1798 |
$i = 0; |
|
1799 |
$out .= $header; |
|
1800 |
foreach ( $q as $val ) {
|
|
1801 |
$i++; |
|
1802 |
if ( $i <= $start ) |
|
1803 |
{
|
|
1804 |
continue; |
|
1805 |
} |
|
1806 |
if ( ( $i - $start ) > $perpage ) |
|
1807 |
{
|
|
1808 |
break; |
|
1809 |
} |
|
1810 |
$out .= $val; |
|
1811 |
} |
|
1812 |
$out .= $footer; |
|
1813 |
} |
|
1814 |
||
1815 |
if ( $total > 1 ) |
|
1816 |
$out .= $paginator; |
|
1817 |
||
1818 |
return $out; |
|
1819 |
} |
|
1820 |
||
1821 |
/** |
|
1822 |
* Enano version of fputs for debugging |
|
1823 |
*/ |
|
1824 |
||
1825 |
function enano_fputs($socket, $data) |
|
1826 |
{
|
|
1827 |
// echo '<pre>' . htmlspecialchars($data) . '</pre>'; |
|
1828 |
// flush(); |
|
1829 |
// ob_flush(); |
|
1830 |
// ob_end_flush(); |
|
1831 |
return fputs($socket, $data); |
|
1832 |
} |
|
1833 |
||
1834 |
/** |
|
1835 |
* Sanitizes a page URL string so that it can safely be stored in the database. |
|
1836 |
* @param string Page ID to sanitize |
|
1837 |
* @return string Cleaned text |
|
1838 |
*/ |
|
1839 |
||
1840 |
function sanitize_page_id($page_id) |
|
1841 |
{
|
|
1842 |
||
|
15
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1843 |
// Remove character escapes |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1844 |
$page_id = dirtify_page_id($page_id); |
| 1 | 1845 |
|
1846 |
$pid_clean = preg_replace('/[\w\/:;\(\)@\[\]_-]/', 'X', $page_id);
|
|
1847 |
$pid_dirty = enano_str_split($pid_clean, 1); |
|
1848 |
||
1849 |
foreach ( $pid_dirty as $id => $char ) |
|
1850 |
{
|
|
1851 |
if ( $char == 'X' ) |
|
1852 |
continue; |
|
1853 |
$cid = ord($char); |
|
1854 |
$cid = dechex($cid); |
|
1855 |
$cid = strval($cid); |
|
1856 |
if ( strlen($cid) < 2 ) |
|
1857 |
{
|
|
1858 |
$cid = strtoupper("0$cid");
|
|
1859 |
} |
|
1860 |
$pid_dirty[$id] = ".$cid"; |
|
1861 |
} |
|
1862 |
||
1863 |
$pid_chars = enano_str_split($page_id, 1); |
|
1864 |
$page_id_cleaned = ''; |
|
1865 |
||
1866 |
foreach ( $pid_chars as $id => $char ) |
|
1867 |
{
|
|
1868 |
if ( $pid_dirty[$id] == 'X' ) |
|
1869 |
$page_id_cleaned .= $char; |
|
1870 |
else |
|
1871 |
$page_id_cleaned .= $pid_dirty[$id]; |
|
1872 |
} |
|
1873 |
||
1874 |
global $mime_types; |
|
1875 |
||
1876 |
$exts = array_keys($mime_types); |
|
1877 |
$exts = '(' . implode('|', $exts) . ')';
|
|
1878 |
||
1879 |
$page_id_cleaned = preg_replace('/\.2e' . $exts . '$/', '.\\1', $page_id_cleaned);
|
|
1880 |
||
1881 |
return $page_id_cleaned; |
|
1882 |
} |
|
1883 |
||
1884 |
/** |
|
|
15
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1885 |
* Removes character escapes in a page ID string |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1886 |
* @param string Page ID string to dirty up |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1887 |
* @return string |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1888 |
*/ |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1889 |
|
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1890 |
function dirtify_page_id($page_id) |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1891 |
{
|
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1892 |
// First, replace spaces with underscores |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1893 |
$page_id = str_replace(' ', '_', $page_id);
|
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1894 |
|
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1895 |
preg_match_all('/\.[A-Fa-f0-9][A-Fa-f0-9]/', $page_id, $matches);
|
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1896 |
|
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1897 |
foreach ( $matches[0] as $id => $char ) |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1898 |
{
|
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1899 |
$char = substr($char, 1); |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1900 |
$char = strtolower($char); |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1901 |
$char = intval(hexdec($char)); |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1902 |
$char = chr($char); |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1903 |
$page_id = str_replace($matches[0][$id], $char, $page_id); |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1904 |
} |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1905 |
|
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1906 |
return $page_id; |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1907 |
} |
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1908 |
|
|
ad5986a53197
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
Dan
parents:
14
diff
changeset
|
1909 |
/** |
| 1 | 1910 |
* Inserts commas into a number to make it more human-readable. Floating point-safe. |
1911 |
* @param int The number to process |
|
1912 |
* @return string Input number with commas added |
|
1913 |
*/ |
|
1914 |
||
1915 |
function commatize($num) |
|
1916 |
{
|
|
1917 |
$num = (string)$num; |
|
1918 |
if ( strpos($num, '.') ) |
|
1919 |
{
|
|
1920 |
$whole = explode('.', $num);
|
|
1921 |
$num = $whole[0]; |
|
1922 |
$dec = $whole[1]; |
|
1923 |
} |
|
1924 |
else |
|
1925 |
{
|
|
1926 |
$whole = $num; |
|
1927 |
} |
|
1928 |
$offset = ( strlen($num) ) % 3; |
|
1929 |
$len = strlen($num); |
|
1930 |
$offset = ( $offset == 0 ) |
|
1931 |
? 3 |
|
1932 |
: $offset; |
|
1933 |
for ( $i = $offset; $i < $len; $i=$i+3 ) |
|
1934 |
{
|
|
1935 |
$num = substr($num, 0, $i) . ',' . substr($num, $i, $len); |
|
1936 |
$len = strlen($num); |
|
1937 |
$i++; |
|
1938 |
} |
|
1939 |
if ( isset($dec) ) |
|
1940 |
{
|
|
1941 |
return $num . '.' . $dec; |
|
1942 |
} |
|
1943 |
else |
|
1944 |
{
|
|
1945 |
return $num; |
|
1946 |
} |
|
1947 |
} |
|
1948 |
||
1949 |
//die('<pre>Original: 01010101010100101010100101010101011010'."\nProcessed: ".uncompress_bitfield(compress_bitfield('01010101010100101010100101010101011010')).'</pre>');
|
|
1950 |
||
1951 |
?> |