diff options
Diffstat (limited to 'vendors/dokuwiki/inc/init.php')
-rw-r--r-- | vendors/dokuwiki/inc/init.php | 598 |
1 files changed, 0 insertions, 598 deletions
diff --git a/vendors/dokuwiki/inc/init.php b/vendors/dokuwiki/inc/init.php deleted file mode 100644 index eca97f5f7..000000000 --- a/vendors/dokuwiki/inc/init.php +++ /dev/null @@ -1,598 +0,0 @@ -<?php -/** - * Initialize some defaults needed for DokuWiki - */ - -// start timing Dokuwiki execution -function delta_time($start=0) { - list($usec, $sec) = explode(" ", microtime()); - return ((float)$usec+(float)$sec)-((float)$start); -} -define('DOKU_START_TIME', delta_time()); - -global $config_cascade; -$config_cascade = ''; - -// 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 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')) { - if(defined('E_DEPRECATED')){ // since php 5.3 - error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED); - }else{ - error_reporting(E_ALL ^ E_NOTICE); - } -} else { - error_reporting(DOKU_E_LEVEL); -} - -// 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; - $cache_metadata = array(); - -//set the configuration cascade - but only if its not already been set in preload.php -if (empty($config_cascade)) { - $config_cascade = array( - 'main' => array( - 'default' => array(DOKU_CONF.'dokuwiki.php'), - 'local' => array(DOKU_CONF.'local.php'), - 'protected' => array(DOKU_CONF.'local.protected.php'), - ), - 'acronyms' => array( - 'default' => array(DOKU_CONF.'acronyms.conf'), - 'local' => array(DOKU_CONF.'acronyms.local.conf'), - ), - 'entities' => array( - 'default' => array(DOKU_CONF.'entities.conf'), - 'local' => array(DOKU_CONF.'entities.local.conf'), - ), - 'interwiki' => array( - 'default' => array(DOKU_CONF.'interwiki.conf'), - 'local' => array(DOKU_CONF.'interwiki.local.conf'), - ), - 'license' => array( - 'default' => array(DOKU_CONF.'license.php'), - 'local' => array(DOKU_CONF.'license.local.php'), - ), - 'mediameta' => array( - 'default' => array(DOKU_CONF.'mediameta.php'), - 'local' => array(DOKU_CONF.'mediameta.local.php'), - ), - 'mime' => array( - 'default' => array(DOKU_CONF.'mime.conf'), - 'local' => array(DOKU_CONF.'mime.local.conf'), - ), - 'scheme' => array( - 'default' => array(DOKU_CONF.'scheme.conf'), - 'local' => array(DOKU_CONF.'scheme.local.conf'), - ), - 'smileys' => array( - 'default' => array(DOKU_CONF.'smileys.conf'), - 'local' => array(DOKU_CONF.'smileys.local.conf'), - ), - 'wordblock' => array( - 'default' => array(DOKU_CONF.'wordblock.conf'), - 'local' => array(DOKU_CONF.'wordblock.local.conf'), - ), - ); -} - -//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 language array -global $lang; -$lang = array(); - -//load the language files -require_once(DOKU_INC.'inc/lang/en/lang.php'); -if ( $conf['lang'] && $conf['lang'] != 'en' ) { - require_once(DOKU_INC.'inc/lang/'.$conf['lang'].'/lang.php'); -} - -//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); - } -} -//error_log("DOKU_INC:".DOKU_INC); -//error_log("DOKU_REL:".DOKU_REL); -//error_log("DOKU_URL:".DOKU_URL); -//error_log("DOKU_BASE:".DOKU_BASE); - -// define whitespace -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')) define('DOKU_COOKIE', 'DW'.md5(DOKU_REL.(($conf['securecookie'])?$_SERVER['SERVER_PORT']:''))); - -// define Plugin dir -if(!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/'); - -// define main script -if(!defined('DOKU_SCRIPT')) define('DOKU_SCRIPT','doku.php'); - -// define Template baseURL -if(!defined('DOKU_TPL')) define('DOKU_TPL', - DOKU_BASE.'lib/tpl/'.$conf['template'].'/'); - -// define real Template directory -if(!defined('DOKU_TPLINC')) define('DOKU_TPLINC', - DOKU_INC.'lib/tpl/'.$conf['template'].'/'); - -// make session rewrites XHTML compliant -@ini_set('arg_separator.output', '&'); - -// 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 -$conf['gzip_output'] &= (strpos($_SERVER['HTTP_ACCEPT_ENCODING'],'gzip') !== false); -if ($conf['gzip_output'] && - !defined('DOKU_DISABLE_GZIP_OUTPUT') && - function_exists('ob_gzhandler')) { - ob_start('ob_gzhandler'); -} - -// init session -if (!headers_sent() && !defined('NOSESSION')){ - session_name("DokuWiki"); - if (version_compare(PHP_VERSION, '5.2.0', '>')) { - session_set_cookie_params(0,DOKU_REL,'',($conf['securecookie'] && is_ssl()),true); - }else{ - session_set_cookie_params(0,DOKU_REL,'',($conf['securecookie'] && is_ssl())); - } - session_start(); - - // load left over messages - if(isset($_SESSION[DOKU_COOKIE]['msg'])){ - $MSG = $_SESSION[DOKU_COOKIE]['msg']; - unset($_SESSION[DOKU_COOKIE]['msg']); - } -} - -// kill magic quotes -if (get_magic_quotes_gpc() && !defined('MAGIC_QUOTES_STRIPPED')) { - if (!empty($_GET)) remove_magic_quotes($_GET); - if (!empty($_POST)) remove_magic_quotes($_POST); - if (!empty($_COOKIE)) remove_magic_quotes($_COOKIE); - if (!empty($_REQUEST)) remove_magic_quotes($_REQUEST); - @ini_set('magic_quotes_gpc', 0); - define('MAGIC_QUOTES_STRIPPED',1); -} -@set_magic_quotes_runtime(0); -@ini_set('magic_quotes_sybase',0); - -// 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']) && $_SERVER['HTTP_REFERER']) unset($_REQUEST['purge']); - -// disable gzip if not available -if($conf['compression'] == 'bz2' && !function_exists('bzopen')){ - $conf['compression'] = 'gz'; -} -if($conf['compression'] == 'gz' && !function_exists('gzopen')){ - $conf['compression'] = 0; -} - -// fix dateformat for upgraders -if(strpos($conf['dformat'],'%') === false){ - $conf['dformat'] = '%Y/%m/%d %H:%M'; -} - -// precalculate file creation modes -init_creationmodes(); - -// make real paths and check them -init_paths(); -init_files(); - -// automatic upgrade to script versions of certain files -scriptify(DOKU_CONF.'users.auth'); -scriptify(DOKU_CONF.'acl.auth'); - - -/** - * Checks paths from config file - */ -function init_paths(){ - global $conf; - - $paths = array('datadir' => 'pages', - 'olddir' => 'attic', - 'mediadir' => 'media', - 'metadir' => 'meta', - 'cachedir' => 'cache', - 'indexdir' => 'index', - 'lockdir' => 'locks', - 'tmpdir' => 'tmp'); - - foreach($paths as $c => $p){ - if(empty($conf[$c])) $conf[$c] = $conf['savedir'].'/'.$p; - $conf[$c] = init_path($conf[$c]); - if(empty($conf[$c])) nice_die("The $c ('$p') does not exist, 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'; -} - -/** - * Checks the existance 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 accessability on directories as well. - * - * @author Andreas Gohr <andi@splitbrain.org> - */ -function init_path($path){ - // check existance - //error_log("init_path:".$path); - $p = fullpath($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 - $auto_fmode = 0666 & ~$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'] = $conf['dmode']; -} - -/** - * remove magic quotes recursivly - * - * @author Andreas Gohr <andi@splitbrain.org> - */ -function remove_magic_quotes(&$array) { - foreach (array_keys($array) as $key) { - // handle magic quotes in keynames (breaks order) - $sk = stripslashes($key); - if($sk != $key){ - $array[$sk] = $array[$key]; - unset($array[$key]); - $key = $sk; - } - - // do recursion if needed - if (is_array($array[$key])) { - remove_magic_quotes($array[$key]); - }else { - $array[$key] = stripslashes($array[$key]); - } - } -} - -/** - * Returns the full absolute URL to the directory where - * DokuWiki is installed in (includes a trailing slash) - * - * @author Andreas Gohr <andi@splitbrain.org> - */ -function getBaseURL($abs=null){ - global $conf; - //if canonical url enabled always return absolute - if(is_null($abs)) $abs = $conf['canonical']; - - if($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 $dir; - - //use config option if available, trim any slash from end of baseurl to avoid multiple consecutive slashes in the path - if($conf['baseurl']) return rtrim($conf['baseurl'],'/').$dir; - - //split hostheader into host and port - $addr = explode(':',$_SERVER['HTTP_HOST']); - $host = $addr[0]; - $port = ''; - if (isset($addr[1])) { - $port = $addr[1]; - } elseif (isset($_SERVER['SERVER_PORT'])) { - $port = $_SERVER['SERVER_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 ,$_SERVER['HTTPS'] empty when not available, IIS sets it to 'off'. - * 'false' and 'disabled' are just guessing - * - * @returns bool true when SSL is active - */ -function is_ssl(){ - if (!isset($_SERVER['HTTPS']) || - preg_match('/^(|off|false|disabled)$/i',$_SERVER['HTTPS'])){ - return false; - }else{ - return true; - } -} - -/** - * Append a PHP extension to a given file and adds an exit call - * - * This is used to migrate some old configfiles. An added PHP extension - * ensures the contents are not shown to webusers even if .htaccess files - * do not work - * - * @author Jan Decaluwe <jan@jandecaluwe.com> - */ -function scriptify($file) { - // checks - if (!is_readable($file)) { - return; - } - $fn = $file.'.php'; - if (@file_exists($fn)) { - return; - } - $fh = fopen($fn, 'w'); - if (!$fh) { - nice_die($fn.' is not writable. Check your permission settings!'); - } - // write php exit hack first - fwrite($fh, "# $fn\n"); - fwrite($fh, '# <?php exit()?>'."\n"); - fwrite($fh, "# Don't modify the lines above\n"); - fwrite($fh, "#\n"); - // copy existing lines - $lines = file($file); - foreach ($lines as $line){ - fwrite($fh, $line); - } - fclose($fh); - //try to rename the old file - io_rename($file,"$file.old"); -} - -/** - * print a nice message even if no styles are loaded yet. - */ -function nice_die($msg){ - echo<<<EOT -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" - "http://www.w3.org/TR/html4/loose.dtd"> -<html> -<head><title>DokuWiki Setup Error</title></head> -<body style="font-family: Arial, sans-serif"> - <div style="width:60%; margin: auto; background-color: #fcc; - border: 1px solid #faa; padding: 0.5em 1em;"> - <h1 style="font-size: 120%">DokuWiki Setup Error</h1> - <p>$msg</p> - </div> -</body> -</html> -EOT; - exit; -} - - -/** - * 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://de3.php.net/manual/en/function.realpath.php#75992 - */ -function fullpath($path,$exists=false){ - static $run = 0; - $root = ''; - $iswin = (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN' || @$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('/', $newpath); - - // check for existance when needed (except when unit testing) - if($exists && !defined('DOKU_UNITTEST') && !@file_exists($finalpath)) { - return false; - } - return $finalpath; -} - - - |