xref: /dokuwiki/index.php (revision 62c31ba5b30c0355765884deef00e305b304b0ea)
115fae107Sandi<?php
215fae107Sandi/**
37aaab109SAndreas Gohr * Forwarder/Router to doku.php
47aaab109SAndreas Gohr *
57aaab109SAndreas Gohr * In normal usage, this script simply redirects to doku.php. However it can also be used as a routing
67aaab109SAndreas Gohr * script with PHP's builtin webserver. It takes care of .htaccess compatible rewriting, directory/file
77aaab109SAndreas Gohr * access permission checking and passing on static files.
87aaab109SAndreas Gohr *
97aaab109SAndreas Gohr * Usage example:
107aaab109SAndreas Gohr *
117aaab109SAndreas Gohr *   php -S localhost:8000 index.php
1215fae107Sandi *
1315fae107Sandi * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
1415fae107Sandi * @author     Andreas Gohr <andi@splitbrain.org>
1515fae107Sandi */
167aaab109SAndreas Gohrif(php_sapi_name() != 'cli-server') {
17f3f0262cSandi    header("Location: doku.php");
187aaab109SAndreas Gohr    exit;
197aaab109SAndreas Gohr}
207aaab109SAndreas Gohr
217aaab109SAndreas Gohr# ROUTER starts below
227aaab109SAndreas Gohr
237aaab109SAndreas Gohr# avoid path traversal
247aaab109SAndreas Gohr$_SERVER['SCRIPT_NAME'] = str_replace('/../', '/', $_SERVER['SCRIPT_NAME']);
257aaab109SAndreas Gohr
267aaab109SAndreas Gohr# routing aka. rewriting
277aaab109SAndreas Gohrif(preg_match('/^\/_media\/(.*)/', $_SERVER['SCRIPT_NAME'], $m)) {
287aaab109SAndreas Gohr    # media dispatcher
297aaab109SAndreas Gohr    $_GET['media'] = $m[1];
307aaab109SAndreas Gohr    require $_SERVER['DOCUMENT_ROOT'] . '/lib/exe/fetch.php';
317aaab109SAndreas Gohr
327aaab109SAndreas Gohr} else if(preg_match('/^\/_detail\/(.*)/', $_SERVER['SCRIPT_NAME'], $m)) {
337aaab109SAndreas Gohr    # image detail view
347aaab109SAndreas Gohr    $_GET['media'] = $m[1];
357aaab109SAndreas Gohr    require $_SERVER['DOCUMENT_ROOT'] . '/lib/exe/detail.php';
367aaab109SAndreas Gohr
37*62c31ba5SRainbow Spike} else if(preg_match('/^\/_export\/([^\/]+)\/(.*)/', $_SERVER['SCRIPT_NAME'], $m)) {
387aaab109SAndreas Gohr    # exports
397aaab109SAndreas Gohr    $_GET['do'] = 'export_' . $m[1];
407aaab109SAndreas Gohr    $_GET['id'] = $m[2];
417aaab109SAndreas Gohr    require $_SERVER['DOCUMENT_ROOT'] . '/doku.php';
427aaab109SAndreas Gohr
437aaab109SAndreas Gohr} elseif($_SERVER['SCRIPT_NAME'] == '/index.php') {
447aaab109SAndreas Gohr    # 404s are automatically mapped to index.php
457aaab109SAndreas Gohr    if(isset($_SERVER['PATH_INFO'])) {
467aaab109SAndreas Gohr        $_GET['id'] = $_SERVER['PATH_INFO'];
477aaab109SAndreas Gohr    }
487aaab109SAndreas Gohr    require $_SERVER['DOCUMENT_ROOT'] . '/doku.php';
497aaab109SAndreas Gohr
507aaab109SAndreas Gohr} else if(file_exists($_SERVER['DOCUMENT_ROOT'] . $_SERVER['SCRIPT_NAME'])) {
517aaab109SAndreas Gohr    # existing files
527aaab109SAndreas Gohr
537aaab109SAndreas Gohr    # access limitiations
547aaab109SAndreas Gohr    if(preg_match('/\/([\._]ht|README$|VERSION$|COPYING$)/', $_SERVER['SCRIPT_NAME']) or
5573cc470bSAndreas Gohr        preg_match('/^\/(data|conf|bin|inc)\//', $_SERVER['SCRIPT_NAME'])
567aaab109SAndreas Gohr    ) {
577aaab109SAndreas Gohr        die('Access denied');
587aaab109SAndreas Gohr    }
597aaab109SAndreas Gohr
607aaab109SAndreas Gohr    if(substr($_SERVER['SCRIPT_NAME'], -4) == '.php') {
617aaab109SAndreas Gohr        # php scripts
627aaab109SAndreas Gohr        require $_SERVER['DOCUMENT_ROOT'] . $_SERVER['SCRIPT_NAME'];
637aaab109SAndreas Gohr    } else {
647aaab109SAndreas Gohr        # static files
657aaab109SAndreas Gohr        return false;
667aaab109SAndreas Gohr    }
677aaab109SAndreas Gohr}
687aaab109SAndreas Gohr# 404
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