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diff --git a/platform/www/inc/init.php b/platform/www/inc/init.php
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+<?php
+/**
+ * Initialize some defaults needed for DokuWiki
+ */
+
+use dokuwiki\Extension\Event;
+use dokuwiki\Extension\EventHandler;
+
+/**
+ * timing Dokuwiki execution
+ *
+ * @param integer $start
+ *
+ * @return mixed
+ */
+function delta_time($start=0) {
+ return microtime(true)-((float)$start);
+}
+define('DOKU_START_TIME', delta_time());
+
+global $config_cascade;
+$config_cascade = array();
+
+// if available load a preload config file
+$preload = fullpath(dirname(__FILE__)).'/preload.php';
+if (file_exists($preload)) include($preload);
+
+// define the include path
+if(!defined('DOKU_INC')) define('DOKU_INC',fullpath(dirname(__FILE__).'/../').'/');
+
+// define Plugin dir
+if(!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/');
+
+// define config path (packagers may want to change this to /etc/dokuwiki/)
+if(!defined('DOKU_CONF')) define('DOKU_CONF',DOKU_INC.'conf/');
+
+// check for error reporting override or set error reporting to sane values
+if (!defined('DOKU_E_LEVEL') && file_exists(DOKU_CONF.'report_e_all')) {
+ define('DOKU_E_LEVEL', E_ALL);
+}
+if (!defined('DOKU_E_LEVEL')) {
+ error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED & ~E_STRICT);
+} else {
+ error_reporting(DOKU_E_LEVEL);
+}
+
+// avoid caching issues #1594
+header('Vary: Cookie');
+
+// init memory caches
+global $cache_revinfo;
+ $cache_revinfo = array();
+global $cache_wikifn;
+ $cache_wikifn = array();
+global $cache_cleanid;
+ $cache_cleanid = array();
+global $cache_authname;
+ $cache_authname = array();
+global $cache_metadata;
+ $cache_metadata = array();
+
+// always include 'inc/config_cascade.php'
+// previously in preload.php set fields of $config_cascade will be merged with the defaults
+include(DOKU_INC.'inc/config_cascade.php');
+
+//prepare config array()
+global $conf;
+$conf = array();
+
+// load the global config file(s)
+foreach (array('default','local','protected') as $config_group) {
+ if (empty($config_cascade['main'][$config_group])) continue;
+ foreach ($config_cascade['main'][$config_group] as $config_file) {
+ if (file_exists($config_file)) {
+ include($config_file);
+ }
+ }
+}
+
+//prepare license array()
+global $license;
+$license = array();
+
+// load the license file(s)
+foreach (array('default','local') as $config_group) {
+ if (empty($config_cascade['license'][$config_group])) continue;
+ foreach ($config_cascade['license'][$config_group] as $config_file) {
+ if(file_exists($config_file)){
+ include($config_file);
+ }
+ }
+}
+
+// set timezone (as in pre 5.3.0 days)
+date_default_timezone_set(@date_default_timezone_get());
+
+// define baseURL
+if(!defined('DOKU_REL')) define('DOKU_REL',getBaseURL(false));
+if(!defined('DOKU_URL')) define('DOKU_URL',getBaseURL(true));
+if(!defined('DOKU_BASE')){
+ if($conf['canonical']){
+ define('DOKU_BASE',DOKU_URL);
+ }else{
+ define('DOKU_BASE',DOKU_REL);
+ }
+}
+
+// define whitespace
+if(!defined('NL')) define ('NL',"\n");
+if(!defined('DOKU_LF')) define ('DOKU_LF',"\n");
+if(!defined('DOKU_TAB')) define ('DOKU_TAB',"\t");
+
+// define cookie and session id, append server port when securecookie is configured FS#1664
+if (!defined('DOKU_COOKIE')) {
+ $serverPort = isset($_SERVER['SERVER_PORT']) ? $_SERVER['SERVER_PORT'] : '';
+ define('DOKU_COOKIE', 'DW' . md5(DOKU_REL . (($conf['securecookie']) ? $serverPort : '')));
+ unset($serverPort);
+}
+
+// define main script
+if(!defined('DOKU_SCRIPT')) define('DOKU_SCRIPT','doku.php');
+
+if(!defined('DOKU_TPL')) {
+ /**
+ * @deprecated 2012-10-13 replaced by more dynamic method
+ * @see tpl_basedir()
+ */
+ define('DOKU_TPL', DOKU_BASE.'lib/tpl/'.$conf['template'].'/');
+}
+
+if(!defined('DOKU_TPLINC')) {
+ /**
+ * @deprecated 2012-10-13 replaced by more dynamic method
+ * @see tpl_incdir()
+ */
+ define('DOKU_TPLINC', DOKU_INC.'lib/tpl/'.$conf['template'].'/');
+}
+
+// make session rewrites XHTML compliant
+@ini_set('arg_separator.output', '&amp;');
+
+// make sure global zlib does not interfere FS#1132
+@ini_set('zlib.output_compression', 'off');
+
+// increase PCRE backtrack limit
+@ini_set('pcre.backtrack_limit', '20971520');
+
+// enable gzip compression if supported
+$httpAcceptEncoding = isset($_SERVER['HTTP_ACCEPT_ENCODING']) ? $_SERVER['HTTP_ACCEPT_ENCODING'] : '';
+$conf['gzip_output'] &= (strpos($httpAcceptEncoding, 'gzip') !== false);
+global $ACT;
+if ($conf['gzip_output'] &&
+ !defined('DOKU_DISABLE_GZIP_OUTPUT') &&
+ function_exists('ob_gzhandler') &&
+ // Disable compression when a (compressed) sitemap might be delivered
+ // See https://bugs.dokuwiki.org/index.php?do=details&task_id=2576
+ $ACT != 'sitemap') {
+ ob_start('ob_gzhandler');
+}
+
+// init session
+if(!headers_sent() && !defined('NOSESSION')) {
+ if(!defined('DOKU_SESSION_NAME')) define ('DOKU_SESSION_NAME', "DokuWiki");
+ if(!defined('DOKU_SESSION_LIFETIME')) define ('DOKU_SESSION_LIFETIME', 0);
+ if(!defined('DOKU_SESSION_PATH')) {
+ $cookieDir = empty($conf['cookiedir']) ? DOKU_REL : $conf['cookiedir'];
+ define ('DOKU_SESSION_PATH', $cookieDir);
+ }
+ if(!defined('DOKU_SESSION_DOMAIN')) define ('DOKU_SESSION_DOMAIN', '');
+
+ // start the session
+ init_session();
+
+ // load left over messages
+ if(isset($_SESSION[DOKU_COOKIE]['msg'])) {
+ $MSG = $_SESSION[DOKU_COOKIE]['msg'];
+ unset($_SESSION[DOKU_COOKIE]['msg']);
+ }
+}
+
+// don't let cookies ever interfere with request vars
+$_REQUEST = array_merge($_GET,$_POST);
+
+// we don't want a purge URL to be digged
+if(isset($_REQUEST['purge']) && !empty($_SERVER['HTTP_REFERER'])) unset($_REQUEST['purge']);
+
+// precalculate file creation modes
+init_creationmodes();
+
+// make real paths and check them
+init_paths();
+init_files();
+
+// setup plugin controller class (can be overwritten in preload.php)
+global $plugin_controller_class, $plugin_controller;
+if (empty($plugin_controller_class)) $plugin_controller_class = dokuwiki\Extension\PluginController::class;
+
+// load libraries
+require_once(DOKU_INC.'vendor/autoload.php');
+require_once(DOKU_INC.'inc/load.php');
+
+// disable gzip if not available
+define('DOKU_HAS_BZIP', function_exists('bzopen'));
+define('DOKU_HAS_GZIP', function_exists('gzopen'));
+if($conf['compression'] == 'bz2' && !DOKU_HAS_BZIP) {
+ $conf['compression'] = 'gz';
+}
+if($conf['compression'] == 'gz' && !DOKU_HAS_GZIP) {
+ $conf['compression'] = 0;
+}
+
+// input handle class
+global $INPUT;
+$INPUT = new \dokuwiki\Input\Input();
+
+// initialize plugin controller
+$plugin_controller = new $plugin_controller_class();
+
+// initialize the event handler
+global $EVENT_HANDLER;
+$EVENT_HANDLER = new EventHandler();
+
+$local = $conf['lang'];
+Event::createAndTrigger('INIT_LANG_LOAD', $local, 'init_lang', true);
+
+
+// setup authentication system
+if (!defined('NOSESSION')) {
+ auth_setup();
+}
+
+// setup mail system
+mail_setup();
+
+/**
+ * Initializes the session
+ *
+ * Makes sure the passed session cookie is valid, invalid ones are ignored an a new session ID is issued
+ *
+ * @link http://stackoverflow.com/a/33024310/172068
+ * @link http://php.net/manual/en/session.configuration.php#ini.session.sid-length
+ */
+function init_session() {
+ global $conf;
+ session_name(DOKU_SESSION_NAME);
+ session_set_cookie_params(
+ DOKU_SESSION_LIFETIME,
+ DOKU_SESSION_PATH,
+ DOKU_SESSION_DOMAIN,
+ ($conf['securecookie'] && is_ssl()),
+ true
+ );
+
+ // make sure the session cookie contains a valid session ID
+ if(isset($_COOKIE[DOKU_SESSION_NAME]) && !preg_match('/^[-,a-zA-Z0-9]{22,256}$/', $_COOKIE[DOKU_SESSION_NAME])) {
+ unset($_COOKIE[DOKU_SESSION_NAME]);
+ }
+
+ session_start();
+}
+
+
+/**
+ * Checks paths from config file
+ */
+function init_paths(){
+ global $conf;
+
+ $paths = array('datadir' => 'pages',
+ 'olddir' => 'attic',
+ 'mediadir' => 'media',
+ 'mediaolddir' => 'media_attic',
+ 'metadir' => 'meta',
+ 'mediametadir' => 'media_meta',
+ 'cachedir' => 'cache',
+ 'indexdir' => 'index',
+ 'lockdir' => 'locks',
+ 'tmpdir' => 'tmp');
+
+ foreach($paths as $c => $p) {
+ $path = empty($conf[$c]) ? $conf['savedir'].'/'.$p : $conf[$c];
+ $conf[$c] = init_path($path);
+ if(empty($conf[$c]))
+ nice_die("The $c ('$p') at $path is not found, isn't accessible or writable.
+ You should check your config and permission settings.
+ Or maybe you want to <a href=\"install.php\">run the
+ installer</a>?");
+ }
+
+ // path to old changelog only needed for upgrading
+ $conf['changelog_old'] = init_path(
+ (isset($conf['changelog'])) ? ($conf['changelog']) : ($conf['savedir'] . '/changes.log')
+ );
+ if ($conf['changelog_old']=='') { unset($conf['changelog_old']); }
+ // hardcoded changelog because it is now a cache that lives in meta
+ $conf['changelog'] = $conf['metadir'].'/_dokuwiki.changes';
+ $conf['media_changelog'] = $conf['metadir'].'/_media.changes';
+}
+
+/**
+ * Load the language strings
+ *
+ * @param string $langCode language code, as passed by event handler
+ */
+function init_lang($langCode) {
+ //prepare language array
+ global $lang, $config_cascade;
+ $lang = array();
+
+ //load the language files
+ require(DOKU_INC.'inc/lang/en/lang.php');
+ foreach ($config_cascade['lang']['core'] as $config_file) {
+ if (file_exists($config_file . 'en/lang.php')) {
+ include($config_file . 'en/lang.php');
+ }
+ }
+
+ if ($langCode && $langCode != 'en') {
+ if (file_exists(DOKU_INC."inc/lang/$langCode/lang.php")) {
+ require(DOKU_INC."inc/lang/$langCode/lang.php");
+ }
+ foreach ($config_cascade['lang']['core'] as $config_file) {
+ if (file_exists($config_file . "$langCode/lang.php")) {
+ include($config_file . "$langCode/lang.php");
+ }
+ }
+ }
+}
+
+/**
+ * Checks the existence of certain files and creates them if missing.
+ */
+function init_files(){
+ global $conf;
+
+ $files = array($conf['indexdir'].'/page.idx');
+
+ foreach($files as $file){
+ if(!file_exists($file)){
+ $fh = @fopen($file,'a');
+ if($fh){
+ fclose($fh);
+ if($conf['fperm']) chmod($file, $conf['fperm']);
+ }else{
+ nice_die("$file is not writable. Check your permissions settings!");
+ }
+ }
+ }
+}
+
+/**
+ * Returns absolute path
+ *
+ * This tries the given path first, then checks in DOKU_INC.
+ * Check for accessibility on directories as well.
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ *
+ * @param string $path
+ *
+ * @return bool|string
+ */
+function init_path($path){
+ // check existence
+ $p = fullpath($path);
+ if(!file_exists($p)){
+ $p = fullpath(DOKU_INC.$path);
+ if(!file_exists($p)){
+ return '';
+ }
+ }
+
+ // check writability
+ if(!@is_writable($p)){
+ return '';
+ }
+
+ // check accessability (execute bit) for directories
+ if(@is_dir($p) && !file_exists("$p/.")){
+ return '';
+ }
+
+ return $p;
+}
+
+/**
+ * Sets the internal config values fperm and dperm which, when set,
+ * will be used to change the permission of a newly created dir or
+ * file with chmod. Considers the influence of the system's umask
+ * setting the values only if needed.
+ */
+function init_creationmodes(){
+ global $conf;
+
+ // Legacy support for old umask/dmask scheme
+ unset($conf['dmask']);
+ unset($conf['fmask']);
+ unset($conf['umask']);
+ unset($conf['fperm']);
+ unset($conf['dperm']);
+
+ // get system umask, fallback to 0 if none available
+ $umask = @umask();
+ if(!$umask) $umask = 0000;
+
+ // check what is set automatically by the system on file creation
+ // and set the fperm param if it's not what we want
+ $auto_fmode = $conf['fmode'] & ~$umask;
+ if($auto_fmode != $conf['fmode']) $conf['fperm'] = $conf['fmode'];
+
+ // check what is set automatically by the system on file creation
+ // and set the dperm param if it's not what we want
+ $auto_dmode = $conf['dmode'] & ~$umask;
+ if($auto_dmode != $conf['dmode']) $conf['dperm'] = $conf['dmode'];
+}
+
+/**
+ * Returns the full absolute URL to the directory where
+ * DokuWiki is installed in (includes a trailing slash)
+ *
+ * !! Can not access $_SERVER values through $INPUT
+ * !! here as this function is called before $INPUT is
+ * !! initialized.
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ *
+ * @param null|string $abs
+ *
+ * @return string
+ */
+function getBaseURL($abs=null){
+ global $conf;
+ //if canonical url enabled always return absolute
+ if(is_null($abs)) $abs = $conf['canonical'];
+
+ if(!empty($conf['basedir'])){
+ $dir = $conf['basedir'];
+ }elseif(substr($_SERVER['SCRIPT_NAME'],-4) == '.php'){
+ $dir = dirname($_SERVER['SCRIPT_NAME']);
+ }elseif(substr($_SERVER['PHP_SELF'],-4) == '.php'){
+ $dir = dirname($_SERVER['PHP_SELF']);
+ }elseif($_SERVER['DOCUMENT_ROOT'] && $_SERVER['SCRIPT_FILENAME']){
+ $dir = preg_replace ('/^'.preg_quote($_SERVER['DOCUMENT_ROOT'],'/').'/','',
+ $_SERVER['SCRIPT_FILENAME']);
+ $dir = dirname('/'.$dir);
+ }else{
+ $dir = '.'; //probably wrong
+ }
+
+ $dir = str_replace('\\','/',$dir); // bugfix for weird WIN behaviour
+ $dir = preg_replace('#//+#','/',"/$dir/"); // ensure leading and trailing slashes
+
+ //handle script in lib/exe dir
+ $dir = preg_replace('!lib/exe/$!','',$dir);
+
+ //handle script in lib/plugins dir
+ $dir = preg_replace('!lib/plugins/.*$!','',$dir);
+
+ //finish here for relative URLs
+ if(!$abs) return $dir;
+
+ //use config if available, trim any slash from end of baseurl to avoid multiple consecutive slashes in the path
+ if(!empty($conf['baseurl'])) return rtrim($conf['baseurl'],'/').$dir;
+
+ //split hostheader into host and port
+ if(isset($_SERVER['HTTP_HOST'])){
+ $parsed_host = parse_url('http://'.$_SERVER['HTTP_HOST']);
+ $host = isset($parsed_host['host']) ? $parsed_host['host'] : null;
+ $port = isset($parsed_host['port']) ? $parsed_host['port'] : null;
+ }elseif(isset($_SERVER['SERVER_NAME'])){
+ $parsed_host = parse_url('http://'.$_SERVER['SERVER_NAME']);
+ $host = isset($parsed_host['host']) ? $parsed_host['host'] : null;
+ $port = isset($parsed_host['port']) ? $parsed_host['port'] : null;
+ }else{
+ $host = php_uname('n');
+ $port = '';
+ }
+
+ if(is_null($port)){
+ $port = '';
+ }
+
+ if(!is_ssl()){
+ $proto = 'http://';
+ if ($port == '80') {
+ $port = '';
+ }
+ }else{
+ $proto = 'https://';
+ if ($port == '443') {
+ $port = '';
+ }
+ }
+
+ if($port !== '') $port = ':'.$port;
+
+ return $proto.$host.$port.$dir;
+}
+
+/**
+ * Check if accessed via HTTPS
+ *
+ * Apache leaves ,$_SERVER['HTTPS'] empty when not available, IIS sets it to 'off'.
+ * 'false' and 'disabled' are just guessing
+ *
+ * @returns bool true when SSL is active
+ */
+function is_ssl() {
+ // check if we are behind a reverse proxy
+ if(isset($_SERVER['HTTP_X_FORWARDED_PROTO'])) {
+ if($_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https') {
+ return true;
+ } else {
+ return false;
+ }
+ }
+ if(!isset($_SERVER['HTTPS']) ||
+ preg_match('/^(|off|false|disabled)$/i', $_SERVER['HTTPS'])) {
+ return false;
+ } else {
+ return true;
+ }
+}
+
+/**
+ * checks it is windows OS
+ * @return bool
+ */
+function isWindows() {
+ return (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') ? true : false;
+}
+
+/**
+ * print a nice message even if no styles are loaded yet.
+ *
+ * @param integer|string $msg
+ */
+function nice_die($msg){
+ echo<<<EOT
+<!DOCTYPE html>
+<html>
+<head><title>DokuWiki Setup Error</title></head>
+<body style="font-family: Arial, sans-serif">
+ <div style="width:60%; margin: auto; background-color: #fcc;
+ border: 1px solid #faa; padding: 0.5em 1em;">
+ <h1 style="font-size: 120%">DokuWiki Setup Error</h1>
+ <p>$msg</p>
+ </div>
+</body>
+</html>
+EOT;
+ if(defined('DOKU_UNITTEST')) {
+ throw new RuntimeException('nice_die: '.$msg);
+ }
+ exit(1);
+}
+
+/**
+ * A realpath() replacement
+ *
+ * This function behaves similar to PHP's realpath() but does not resolve
+ * symlinks or accesses upper directories
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ * @author <richpageau at yahoo dot co dot uk>
+ * @link http://php.net/manual/en/function.realpath.php#75992
+ *
+ * @param string $path
+ * @param bool $exists
+ *
+ * @return bool|string
+ */
+function fullpath($path,$exists=false){
+ static $run = 0;
+ $root = '';
+ $iswin = (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN' || !empty($GLOBALS['DOKU_UNITTEST_ASSUME_WINDOWS']));
+
+ // find the (indestructable) root of the path - keeps windows stuff intact
+ if($path[0] == '/'){
+ $root = '/';
+ }elseif($iswin){
+ // match drive letter and UNC paths
+ if(preg_match('!^([a-zA-z]:)(.*)!',$path,$match)){
+ $root = $match[1].'/';
+ $path = $match[2];
+ }else if(preg_match('!^(\\\\\\\\[^\\\\/]+\\\\[^\\\\/]+[\\\\/])(.*)!',$path,$match)){
+ $root = $match[1];
+ $path = $match[2];
+ }
+ }
+ $path = str_replace('\\','/',$path);
+
+ // if the given path wasn't absolute already, prepend the script path and retry
+ if(!$root){
+ $base = dirname($_SERVER['SCRIPT_FILENAME']);
+ $path = $base.'/'.$path;
+ if($run == 0){ // avoid endless recursion when base isn't absolute for some reason
+ $run++;
+ return fullpath($path,$exists);
+ }
+ }
+ $run = 0;
+
+ // canonicalize
+ $path=explode('/', $path);
+ $newpath=array();
+ foreach($path as $p) {
+ if ($p === '' || $p === '.') continue;
+ if ($p==='..') {
+ array_pop($newpath);
+ continue;
+ }
+ array_push($newpath, $p);
+ }
+ $finalpath = $root.implode('/', $newpath);
+
+ // check for existence when needed (except when unit testing)
+ if($exists && !defined('DOKU_UNITTEST') && !file_exists($finalpath)) {
+ return false;
+ }
+ return $finalpath;
+}
+