1<?php 2/** 3 * Initialize some defaults needed for DokuWiki 4 */ 5 6 // define the include path 7 if(!defined('DOKU_INC')) define('DOKU_INC',realpath(dirname(__FILE__).'/../').'/'); 8 9 // set up error reporting to sane values 10 error_reporting(E_ALL ^ E_NOTICE); 11 12 //prepare config array() 13 global $conf; 14 $conf = array(); 15 16 // load the config file(s) 17 require_once(DOKU_INC.'conf/dokuwiki.php'); 18 @include_once(DOKU_INC.'conf/local.php'); 19 20 //prepare language array 21 global $lang; 22 $lang = array(); 23 24 //load the language files 25 require_once(DOKU_INC.'lang/en/lang.php'); 26 require_once(DOKU_INC.'lang/'.$conf['lang'].'/lang.php'); 27 28 // define baseURL 29 if(!defined('DOKU_BASE')) define('DOKU_BASE',getBaseURL()); 30 if(!defined('DOKU_URL')) define('DOKU_URL',getBaseURL(true)); 31 32 // define Plugin dir 33 if(!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'inc/plugins/'); 34 35 // define main script 36 if(!defined('DOKU_SCRIPT')) define('DOKU_SCRIPT','doku.php'); 37 38 // define Template baseURL 39 if(!defined('DOKU_TPL')) define('DOKU_TPL', 40 DOKU_BASE.'tpl/'.$conf['template'].'/'); 41 42 // make session rewrites XHTML compliant 43 @ini_set('arg_separator.output', '&'); 44 45 // init session 46 session_name("DokuWiki"); 47 @session_cache_limiter('private_no_expire'); 48 if (!headers_sent()) session_start(); 49 50 // kill magic quotes 51 if (get_magic_quotes_gpc()) { 52 if (!empty($_GET)) remove_magic_quotes($_GET); 53 if (!empty($_POST)) remove_magic_quotes($_POST); 54 if (!empty($_COOKIE)) remove_magic_quotes($_COOKIE); 55 if (!empty($_REQUEST)) remove_magic_quotes($_REQUEST); 56 if (!empty($_SESSION)) remove_magic_quotes($_SESSION); 57 @ini_set('magic_quotes_gpc', 0); 58 } 59 @set_magic_quotes_runtime(0); 60 @ini_set('magic_quotes_sybase',0); 61 62 // disable gzip if not available 63 if($conf['usegzip'] && !function_exists('gzopen')){ 64 $conf['usegzip'] = 0; 65 } 66 67 // remember original umask 68 $conf['oldumask'] = umask(); 69 70 // make absolute mediaweb 71 if(!preg_match('#^(https?://|/)#i',$conf['mediaweb'])){ 72 $conf['mediaweb'] = getBaseURL().$conf['mediaweb']; 73 } 74 75 // make real paths and check them 76 $conf['datadir'] = realpath($conf['datadir']); 77 if(!$conf['datadir']) die('Wrong datadir! Check config!'); 78 $conf['olddir'] = realpath($conf['olddir']); 79 if(!$conf['olddir']) die('Wrong olddir! Check config!'); 80 $conf['mediadir'] = realpath($conf['mediadir']); 81 if(!$conf['mediadir']) die('Wrong mediadir! Check config!'); 82 83 // automatic upgrade to script versions of certain files 84 scriptify('conf/users.auth'); 85 scriptify('conf/acl.auth'); 86 87/** 88 * remove magic quotes recursivly 89 * 90 * @author Andreas Gohr <andi@splitbrain.org> 91 */ 92function remove_magic_quotes(&$array) { 93 foreach (array_keys($array) as $key) { 94 if (is_array($array[$key])) { 95 remove_magic_quotes($array[$key]); 96 }else { 97 $array[$key] = stripslashes($array[$key]); 98 } 99 } 100} 101 102/** 103 * Returns the full absolute URL to the directory where 104 * DokuWiki is installed in (includes a trailing slash) 105 * 106 * @author Andreas Gohr <andi@splitbrain.org> 107 */ 108function getBaseURL($abs=false){ 109 global $conf; 110 //if canonical url enabled always return absolute 111 if($conf['canonical']) $abs = true; 112 113 if($conf['basedir']){ 114 $dir = $conf['basedir'].'/'; 115 }elseif($_SERVER['SCRIPT_NAME']){ 116 $dir = dirname($_SERVER['SCRIPT_NAME']).'/'; 117 }elseif($_SERVER['DOCUMENT_ROOT'] && $_SERVER['SCRIPT_FILENAME']){ 118 $dir = preg_replace ('/^'.preg_quote($_SERVER['DOCUMENT_ROOT'],'/').'/','', 119 $_SERVER['SCRIPT_FILENAME']); 120 $dir = dirname('/'.$dir).'/'; 121 }else{ 122 $dir = dirname($_SERVER['PHP_SELF']).'/'; 123 } 124 125 $dir = str_replace('\\','/',$dir); #bugfix for weird WIN behaviour 126 $dir = preg_replace('#//+#','/',$dir); 127 128 //finish here for relative URLs 129 if(!$abs) return $dir; 130 131 $port = ':'.$_SERVER['SERVER_PORT']; 132 //remove port from hostheader as sent by IE 133 $host = preg_replace('/:.*$/','',$_SERVER['HTTP_HOST']); 134 135 // see if HTTPS is enabled - apache leaves this empty when not available, 136 // IIS sets it to 'off', 'false' and 'disabled' are just guessing 137 if (preg_match('/^(|off|false|disabled)$/i',$_SERVER['HTTPS'])){ 138 $proto = 'http://'; 139 if ($_SERVER['SERVER_PORT'] == '80') { 140 $port=''; 141 } 142 }else{ 143 $proto = 'https://'; 144 if ($_SERVER['SERVER_PORT'] == '443') { 145 $port=''; 146 } 147 } 148 149 return $proto.$host.$port.$dir; 150} 151 152/** 153 * Append a PHP extension to a given file and adds an exit call 154 * 155 * This is used to migrate some old configfiles. An added PHP extension 156 * ensures the contents are not shown to webusers even if .htaccess files 157 * do not work 158 * 159 * @author Jan Decaluwe <jan@jandecaluwe.com> 160 */ 161function scriptify($file) { 162 // checks 163 if (!is_readable($file)) { 164 return; 165 } 166 $fn = $file.'.php'; 167 if (@file_exists($fn)) { 168 return; 169 } 170 $fh = fopen($fn, 'w'); 171 if (!$fh) { 172 die($fn.' is not writable!'); 173 } 174 // write php exit hack first 175 fwrite($fh, "# $fn\n"); 176 fwrite($fh, '# <?php exit()?>'."\n"); 177 fwrite($fh, "# Don't modify the lines above\n"); 178 fwrite($fh, "#\n"); 179 // copy existing lines 180 $lines = file($file); 181 foreach ($lines as $line){ 182 fwrite($fh, $line); 183 } 184 fclose($fh); 185 //try to rename the old file 186 @rename($file,"$file.old"); 187} 188 189 190//Setup VIM: ex: et ts=2 enc=utf-8 : 191