mirror of
https://github.com/e107inc/e107.git
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272 lines
7.3 KiB
PHP
272 lines
7.3 KiB
PHP
<?php
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/*
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+ ----------------------------------------------------------------------------+
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| e107 website system
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| Steve Dunstan 2001-2002
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| http://e107.org
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| jalist@e107.org
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| Released under the terms and conditions of the
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| GNU General Public License (http://gnu.org).
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| $Source: /cvs_backup/e107_0.8/e107_handlers/e107_class.php,v $
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| $Revision: 1.5 $
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| $Date: 2007-03-04 14:59:28 $
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| $Author: mrpete $
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+----------------------------------------------------------------------------+
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*/
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if (!defined('e107_INIT')) { exit; }
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/**
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* Core e107 class
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*
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*/
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class e107{
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var $server_path;
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var $e107_dirs;
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var $http_path;
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var $https_path;
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var $base_path;
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var $file_path;
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var $relative_base_path;
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var $_ip_cache;
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var $_host_name_cache;
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/**
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* e107 class constructor
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*
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* @param array $e107_paths
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* @param string $e107_root_path
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* @return e107
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*/
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function e107($e107_paths, $e107_root_path){
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$this->e107_dirs = $e107_paths;
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$this->set_paths();
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$this->file_path = $this->fix_windows_paths($e107_root_path)."/";
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}
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function set_base_path()
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{
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global $pref;
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$this->base_path = ($pref['ssl_enabled']==1 ? $this->https_path : $this->http_path);
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}
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function set_paths(){
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global $DOWNLOADS_DIRECTORY, $ADMIN_DIRECTORY, $IMAGES_DIRECTORY, $THEMES_DIRECTORY, $PLUGINS_DIRECTORY,
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$FILES_DIRECTORY, $HANDLERS_DIRECTORY, $LANGUAGES_DIRECTORY, $HELP_DIRECTORY, $CACHE_DIRECTORY,
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$NEWSIMAGES_DIRECTORY, $CUSTIMAGES_DIRECTORY, $UPLOADS_DIRECTORY;
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$path = ""; $i = 0;
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while (!file_exists("{$path}class2.php")) {
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$path .= "../";
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$i++;
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}
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if($_SERVER['PHP_SELF'] == "") { $_SERVER['PHP_SELF'] = $_SERVER['SCRIPT_NAME']; }
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$http_path = dirname($_SERVER['PHP_SELF']);
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$http_path = explode("/", $http_path);
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$http_path = array_reverse($http_path);
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$j = 0;
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while ($j < $i) {
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unset($http_path[$j]);
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$j++;
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}
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$http_path = array_reverse($http_path);
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$this->server_path = implode("/", $http_path)."/";
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$this->server_path = $this->fix_windows_paths($this->server_path);
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if ($this->server_path == "//") {
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$this->server_path = "/";
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}
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$this->relative_base_path = $path;
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$this->http_path = "http://{$_SERVER['HTTP_HOST']}{$this->server_path}";
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$this->https_path = "https://{$_SERVER['HTTP_HOST']}{$this->server_path}";
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$this->file_path = $path;
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if(!defined("e_HTTP") || !defined("e_ADMIN") )
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{
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define("e_HTTP", $this->server_path);
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define("e_BASE", $this->relative_base_path);
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//
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// HTTP relative paths
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//
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define("e_ADMIN", e_BASE.$ADMIN_DIRECTORY);
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define("e_IMAGE", e_BASE.$IMAGES_DIRECTORY);
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define("e_THEME", e_BASE.$THEMES_DIRECTORY);
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define("e_PLUGIN", e_BASE.$PLUGINS_DIRECTORY);
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define("e_FILE", e_BASE.$FILES_DIRECTORY);
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define("e_HANDLER", e_BASE.$HANDLERS_DIRECTORY);
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define("e_LANGUAGEDIR", e_BASE.$LANGUAGES_DIRECTORY);
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define("e_DOCS", e_BASE.$HELP_DIRECTORY);
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//
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// HTTP absolute paths
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//
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define("e_ADMIN_ABS", e_HTTP.$ADMIN_DIRECTORY);
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define("e_IMAGE_ABS", e_HTTP.$IMAGES_DIRECTORY);
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define("e_THEME_ABS", e_HTTP.$THEMES_DIRECTORY);
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define("e_PLUGIN_ABS", e_HTTP.$PLUGINS_DIRECTORY);
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define("e_FILE_ABS", e_HTTP.$FILES_DIRECTORY);
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define("e_HANDLER_ABS", e_HTTP.$HANDLERS_DIRECTORY);
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define("e_LANGUAGEDIR_ABS", e_HTTP.$LANGUAGES_DIRECTORY);
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if(isset($_SERVER['DOCUMENT_ROOT']))
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{
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define("e_DOCROOT", $_SERVER['DOCUMENT_ROOT']."/");
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}
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else
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{
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define("e_DOCROOT", false);
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}
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define("e_DOCS_ABS", e_HTTP.$HELP_DIRECTORY);
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if($CACHE_DIRECTORY) {
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define("e_CACHE", e_BASE.$CACHE_DIRECTORY);
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} else {
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define("e_CACHE", e_BASE.$FILES_DIRECTORY."cache/");
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}
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if($NEWSIMAGES_DIRECTORY) {
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define("e_NEWSIMAGE", e_BASE.$NEWSIMAGES_DIRECTORY);
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} else {
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define("e_NEWSIMAGE", e_IMAGE."newspost_images/");
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}
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if($CUSTIMAGES_DIRECTORY) {
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define("e_CUSTIMAGE", e_BASE.$CUSTIMAGES_DIRECTORY);
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} else {
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define("e_CUSTIMAGE", e_IMAGE."custom/");
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}
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if ($DOWNLOADS_DIRECTORY{0} == "/") {
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define("e_DOWNLOAD", $DOWNLOADS_DIRECTORY);
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} else {
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define("e_DOWNLOAD", e_BASE.$DOWNLOADS_DIRECTORY);
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}
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if(!$UPLOADS_DIRECTORY)
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{
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$UPLOADS_DIRECTORY = e_FILE."public/";
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}
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if ($UPLOADS_DIRECTORY{0} == "/") {
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define("e_UPLOAD", $UPLOADS_DIRECTORY);
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} else {
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define("e_UPLOAD", e_BASE.$UPLOADS_DIRECTORY);
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}
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}
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}
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function fix_windows_paths($path) {
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$fixed_path = str_replace(array('\\\\', '\\'), array('/', '/'), $path);
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$fixed_path = (substr($fixed_path, 1, 2) == ":/" ? substr($fixed_path, 2) : $fixed_path);
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return $fixed_path;
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}
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/**
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* Check if current user is banned
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*
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*/
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function ban() {
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global $sql, $e107, $tp, $pref;
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$ban_count = $sql->db_Count("banlist");
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if($ban_count)
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{
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$ip = $this->getip();
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$tmp = explode(".",$ip);
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$wildcard = $tmp[0].".".$tmp[1].".".$tmp[2].".*";
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$wildcard2 = $tmp[0].".".$tmp[1].".*.*";
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if(varsettrue($pref['enable_rdns']))
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{
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$tmp = $e107->get_host_name(getenv('REMOTE_ADDR'));
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preg_match("/[\w]+\.[\w]+$/si", $tmp, $match);
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$bhost = (isset($match[0]) ? " OR banlist_ip='".$tp -> toDB($match[0], true)."'" : "");
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}
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else
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{
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$bhost = "";
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}
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if ($ip != '127.0.0.1')
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{
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if ($sql->db_Select("banlist", "*", "banlist_ip='".$tp -> toDB($_SERVER['REMOTE_ADDR'], true)."' OR banlist_ip='".USEREMAIL."' OR banlist_ip='{$ip}' OR banlist_ip='{$wildcard}' OR banlist_ip='{$wildcard2}' {$bhost}"))
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{
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header("HTTP/1.1 403 Forbidden", true);
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// enter a message here if you want some text displayed to banned users ...
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exit();
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}
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}
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}
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}
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/**
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* Get the current user's IP address
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*
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* @return string
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*/
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function getip() {
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if(!$this->_ip_cache){
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if (getenv('HTTP_X_FORWARDED_FOR')) {
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$ip=$_SERVER['REMOTE_ADDR'];
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if (preg_match("/^([0-9]+\.[0-9]+\.[0-9]+\.[0-9]+)/", getenv('HTTP_X_FORWARDED_FOR'), $ip3)) {
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$ip2 = array('#^0\..*#',
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'#^127\..*#', // Local loopbacks
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'#^192\.168\..*#', // RFC1918 - Private Network
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'#^172\.(?:1[6789]|2\d|3[01])\..*#', // RFC1918 - Private network
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'#^10\..*#', // RFC1918 - Private Network
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'#^169\.254\..*#', // RFC3330 - Link-local, auto-DHCP
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'#^2(?:2[456789]|[345][0-9])\..*#' // Single check for Class D and Class E
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);
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$ip = preg_replace($ip2, $ip, $ip3[1]);
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}
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} else {
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$ip = $_SERVER['REMOTE_ADDR'];
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}
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if ($ip == "") {
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$ip = "x.x.x.x";
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}
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$this->_ip_cache = $ip;
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}
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return $this->_ip_cache;
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}
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function get_host_name($ip_address) {
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if(!$this->_host_name_cache[$ip_address]) {
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$this->_host_name_cache[$ip_address] = gethostbyaddr($ip_address);
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}
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return $this->_host_name_cache[$ip_address];
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}
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/**
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* Get the current memory usage of the code
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*
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* @return string memory usage
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*/
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function get_memory_usage(){
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if(function_exists("memory_get_usage")){
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$memusage = memory_get_usage();
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$memunit = 'b';
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if ($memusage > 65536){
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$memusage = $memusage / 1024; // more than 64k, show in k
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$memunit = 'kb';
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}
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if ($memusage > 1024){ /* 1.002 mb, etc */
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$memusage = $memusage / 1024;
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$memunit = 'mb';
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}
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if ($memusage > 1024){ /* show in GB if >1GB */
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$memusage = $memusage / 1024;
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$memunit = 'gb';
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}
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return (number_format($memusage, ($memunit=='b'? 0 : 3)).$memunit);
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} else {
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return ('Unknown');
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}
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}
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}
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?>
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