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install.php
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<?php
/*><div style="width:60%; margin: auto; background-color: #fcc;
border: 1px solid #faa; padding: 0.5em 1em;">
<h1 style="font-size: 120%">No PHP Support</h1>
It seems this server has no PHP support enabled. You will need to
enable PHP before you can install and run DokuWiki. Contact your hosting
provider if you're unsure what this means.
</div>*/
/**
* Dokuwiki installation assistance
*
* @author Chris Smith <[email protected]>
*/
if(!defined('DOKU_INC')) define('DOKU_INC',dirname(__FILE__).'/');
if(!defined('DOKU_CONF')) define('DOKU_CONF',DOKU_INC.'conf/');
if(!defined('DOKU_LOCAL')) define('DOKU_LOCAL',DOKU_INC.'conf/');
// load and initialize the core system
require_once(DOKU_INC.'inc/init.php');
// check for error reporting override or set error reporting to sane values
if (!defined('DOKU_E_LEVEL')) { error_reporting(E_ALL ^ E_NOTICE); }
else { error_reporting(DOKU_E_LEVEL); }
// language strings
require_once(DOKU_INC.'inc/lang/en/lang.php');
if(isset($_REQUEST['l']) && !is_array($_REQUEST['l'])) {
$LC = preg_replace('/[^a-z\-]+/','',$_REQUEST['l']);
}
if(empty($LC)) $LC = 'en';
if($LC && $LC != 'en' ) {
require_once(DOKU_INC.'inc/lang/'.$LC.'/lang.php');
}
// initialise variables ...
$error = array();
// begin output
header('Content-Type: text/html; charset=utf-8');
?>
<!DOCTYPE html>
<html lang="<?php echo $LC?>" dir="<?php echo $lang['direction']?>">
<head>
<meta charset="utf-8" />
<title><?php echo $lang['i_installer']?></title>
<style type="text/css">
body { width: 90%; margin: 0 auto; font: 84% Verdana, Helvetica, Arial, sans-serif; }
img { border: none }
br.cl { clear:both; }
code { font-size: 110%; color: #800000; }
fieldset { border: none }
label { display: block; margin-top: 0.5em; }
select.text, input.text { width: 30em; margin: 0 0.5em; }
a {text-decoration: none}
</style>
<script type="text/javascript">
function acltoggle(){
var cb = document.getElementById('acl');
var fs = document.getElementById('acldep');
if(!cb || !fs) return;
if(cb.checked){
fs.style.display = '';
}else{
fs.style.display = 'none';
}
}
window.onload = function(){
acltoggle();
var cb = document.getElementById('acl');
if(cb) cb.onchange = acltoggle;
};
</script>
</head>
<body style="">
<h1 style="float:left">
<img src="lib/exe/fetch.php?media=wiki:dokuwiki-128.png"
style="vertical-align: middle;" alt="" height="64" width="64" />
<?php echo $lang['i_installer']?>
</h1>
<div style="float:right; margin: 1em;">
<?php langsel()?>
</div>
<br class="cl" />
<div style="float: right; width: 34%;">
<?php
if(file_exists(DOKU_INC.'inc/lang/'.$LC.'/install.html')){
include(DOKU_INC.'inc/lang/'.$LC.'/install.html');
}else{
print "<div lang=\"en\" dir=\"ltr\">\n";
include(DOKU_INC.'inc/lang/en/install.html');
print "</div>\n";
}
?>
<a style="background: transparent url(data/dont-panic-if-you-see-this-in-your-logs-it-means-your-directory-permissions-are-correct.png) left top no-repeat;
display: block; width:380px; height:73px; border:none; clear:both;"
target="_blank"
href="http://www.dokuwiki.org/security#web_access_security"></a>
</div>
<div style="float: left; width: 58%;">
<?php
if(! (check_functions() && check_permissions()) ){
echo '<p>'.$lang['i_problems'].'</p>';
print_errors();
print_retry();
}elseif(!check_configs()){
echo '<p>'.$lang['i_modified'].'</p>';
print_errors();
}elseif(check_data($_REQUEST['d'])){
// check_data has sanitized all input parameters
if(!store_data($_REQUEST['d'])){
echo '<p>'.$lang['i_failure'].'</p>';
print_errors();
}else{
echo '<p>'.$lang['i_success'].'</p>';
}
}else{
print_errors();
print_form($_REQUEST['d']);
}
?>
</div>
<div style="clear: both">
<a href="http://dokuwiki.org/"><img src="lib/tpl/dokuwiki/images/button-dw.png" alt="driven by DokuWiki" /></a>
<a href="http://php.net"><img src="lib/tpl/dokuwiki/images/button-php.gif" alt="powered by PHP" /></a>
</div>
</body>
</html>
<?php
/**
* Print the input form
*
* @param array $d submitted entry 'd' of request data
*/
function print_form($d){
global $lang;
global $LC;
include(DOKU_CONF.'license.php');
if(!is_array($d)) $d = array();
$d = array_map('hsc',$d);
if(!isset($d['acl'])) $d['acl']=1;
if(!isset($d['pop']) &&!isset($_REQUEST['submit'])) $d['pop']=1;
?>
<form action="" method="post">
<input type="hidden" name="l" value="<?php echo $LC ?>" />
<fieldset>
<label for="title"><?php echo $lang['i_wikiname']?>
<input type="text" name="d[title]" id="title" value="<?php echo $d['title'] ?>" style="width: 20em;" />
</label>
<fieldset style="margin-top: 1em;">
<label for="acl">
<input type="checkbox" name="d[acl]" id="acl" <?php echo(($d['acl'] ? ' checked="checked"' : ''));?> />
<?php echo $lang['i_enableacl']?></label>
<fieldset id="acldep">
<label for="superuser"><?php echo $lang['i_superuser']?></label>
<input class="text" type="text" name="d[superuser]" id="superuser" value="<?php echo $d['superuser'] ?>" />
<label for="fullname"><?php echo $lang['fullname']?></label>
<input class="text" type="text" name="d[fullname]" id="fullname" value="<?php echo $d['fullname'] ?>" />
<label for="email"><?php echo $lang['email']?></label>
<input class="text" type="text" name="d[email]" id="email" value="<?php echo $d['email'] ?>" />
<label for="password"><?php echo $lang['pass']?></label>
<input class="text" type="password" name="d[password]" id="password" />
<label for="confirm"><?php echo $lang['passchk']?></label>
<input class="text" type="password" name="d[confirm]" id="confirm" />
<label for="policy"><?php echo $lang['i_policy']?></label>
<select class="text" name="d[policy]" id="policy">
<option value="0" <?php echo ($d['policy'] == 0)?'selected="selected"':'' ?>><?php echo $lang['i_pol0']?></option>
<option value="1" <?php echo ($d['policy'] == 1)?'selected="selected"':'' ?>><?php echo $lang['i_pol1']?></option>
<option value="2" <?php echo ($d['policy'] == 2)?'selected="selected"':'' ?>><?php echo $lang['i_pol2']?></option>
</select>
<label for="allowreg">
<input type="checkbox" name="d[allowreg]" id="allowreg" <?php echo(($d['allowreg'] ? ' checked="checked"' : ''));?> />
<?php echo $lang['i_allowreg']?>
</label>
</fieldset>
</fieldset>
<fieldset>
<p><?php echo $lang['i_license']?></p>
<?php
$license[''] = array('name' => $lang['i_license_none'], 'url'=>'');
if(!isset($d['license'])) $d['license'] = 'cc-by-sa';
foreach($license as $key => $lic){
echo '<label for="lic_'.$key.'">';
echo '<input type="radio" name="d[license]" value="'.hsc($key).'" id="lic_'.$key.'"'.
(($d['license'] === $key)?' checked="checked"':'').'>';
echo hsc($lic['name']);
if($lic['url']) echo ' <a href="'.$lic['url'].'" target="_blank"><sup>[?]</sup></a>';
echo '</label>';
}
?>
</fieldset>
<fieldset>
<p><?php echo $lang['i_pop_field']?></p>
<label for="pop">
<input type="checkbox" name="d[pop]" id="pop" <?php echo(($d['pop'] ? ' checked="checked"' : ''));?> />
<?php echo $lang['i_pop_label']?> <a href="http://www.dokuwiki.org/popularity" target="_blank"><sup>[?]</sup></a>
</label>
</fieldset>
</fieldset>
<fieldset id="process">
<button type="submit" name="submit"><?php echo $lang['btn_save']?></button>
</fieldset>
</form>
<?php
}
function print_retry() {
global $lang;
global $LC;
?>
<form action="" method="get">
<fieldset>
<input type="hidden" name="l" value="<?php echo $LC ?>" />
<button type="submit"><?php echo $lang['i_retry'];?></button>
</fieldset>
</form>
<?php
}
/**
* Check validity of data
*
* @author Andreas Gohr
*
* @param array $d
* @return bool ok?
*/
function check_data(&$d){
static $form_default = array(
'title' => '',
'acl' => '1',
'superuser' => '',
'fullname' => '',
'email' => '',
'password' => '',
'confirm' => '',
'policy' => '0',
'allowreg' => '0',
'license' => 'cc-by-sa'
);
global $lang;
global $error;
if(!is_array($d)) $d = array();
foreach($d as $k => $v) {
if(is_array($v))
unset($d[$k]);
else
$d[$k] = (string)$v;
}
//autolowercase the username
$d['superuser'] = isset($d['superuser']) ? strtolower($d['superuser']) : "";
$ok = false;
if(isset($_REQUEST['submit'])) {
$ok = true;
// check input
if(empty($d['title'])){
$error[] = sprintf($lang['i_badval'],$lang['i_wikiname']);
$ok = false;
}
if(isset($d['acl'])){
if(!preg_match('/^[a-z0-9_]+$/',$d['superuser'])){
$error[] = sprintf($lang['i_badval'],$lang['i_superuser']);
$ok = false;
}
if(empty($d['password'])){
$error[] = sprintf($lang['i_badval'],$lang['pass']);
$ok = false;
}
elseif(!isset($d['confirm']) || $d['confirm'] != $d['password']){
$error[] = sprintf($lang['i_badval'],$lang['passchk']);
$ok = false;
}
if(empty($d['fullname']) || strstr($d['fullname'],':')){
$error[] = sprintf($lang['i_badval'],$lang['fullname']);
$ok = false;
}
if(empty($d['email']) || strstr($d['email'],':') || !strstr($d['email'],'@')){
$error[] = sprintf($lang['i_badval'],$lang['email']);
$ok = false;
}
}
}
$d = array_merge($form_default, $d);
return $ok;
}
/**
* Writes the data to the config files
*
* @author Chris Smith <[email protected]>
*
* @param array $d
* @return bool
*/
function store_data($d){
global $LC;
$ok = true;
$d['policy'] = (int) $d['policy'];
// create local.php
$now = gmdate('r');
$output = <<<EOT
<?php
/**
* Dokuwiki's Main Configuration File - Local Settings
* Auto-generated by install script
* Date: $now
*/
EOT;
// add any config options set by a previous installer
$preset = __DIR__.'/install.conf';
if(file_exists($preset)){
$output .= "# preset config options\n";
$output .= file_get_contents($preset);
$output .= "\n\n";
$output .= "# options selected in installer\n";
@unlink($preset);
}
$output .= '$conf[\'title\'] = \''.addslashes($d['title'])."';\n";
$output .= '$conf[\'lang\'] = \''.addslashes($LC)."';\n";
$output .= '$conf[\'license\'] = \''.addslashes($d['license'])."';\n";
if($d['acl']){
$output .= '$conf[\'useacl\'] = 1'.";\n";
$output .= "\$conf['superuser'] = '@admin';\n";
}
if(!$d['allowreg']){
$output .= '$conf[\'disableactions\'] = \'register\''.";\n";
}
$ok = $ok && fileWrite(DOKU_LOCAL.'local.php',$output);
if ($d['acl']) {
// hash the password
$phash = new PassHash();
$pass = $phash->hash_smd5($d['password']);
// create users.auth.php
// --- user:SMD5password:Real Name:email:groups,comma,seperated
$output = join(":",array($d['superuser'], $pass, $d['fullname'], $d['email'], 'admin,user'));
$output = @file_get_contents(DOKU_CONF.'users.auth.php.dist')."\n$output\n";
$ok = $ok && fileWrite(DOKU_LOCAL.'users.auth.php', $output);
// create acl.auth.php
$output = <<<EOT
# acl.auth.php
# <?php exit()?>
# Don't modify the lines above
#
# Access Control Lists
#
# Auto-generated by install script
# Date: $now
EOT;
if($d['policy'] == 2){
$output .= "* @ALL 0\n";
$output .= "* @user 8\n";
}elseif($d['policy'] == 1){
$output .= "* @ALL 1\n";
$output .= "* @user 8\n";
}else{
$output .= "* @ALL 8\n";
}
$ok = $ok && fileWrite(DOKU_LOCAL.'acl.auth.php', $output);
}
// enable popularity submission
if($d['pop']){
@touch(DOKU_INC.'data/cache/autosubmit.txt');
}
// disable auth plugins til needed
$output = <<<EOT
<?php
/*
* Local plugin enable/disable settings
*
* Auto-generated by install script
* Date: $now
*/
\$plugins['authad'] = 0;
\$plugins['authldap'] = 0;
\$plugins['authmysql'] = 0;
\$plugins['authpgsql'] = 0;
EOT;
$ok = $ok && fileWrite(DOKU_LOCAL.'plugins.local.php', $output);
return $ok;
}
/**
* Write the given content to a file
*
* @author Chris Smith <[email protected]>
*
* @param string $filename
* @param string $data
* @return bool
*/
function fileWrite($filename, $data) {
global $error;
global $lang;
if (($fp = @fopen($filename, 'wb')) === false) {
$filename = str_replace($_SERVER['DOCUMENT_ROOT'],'{DOCUMENT_ROOT}/', $filename);
$error[] = sprintf($lang['i_writeerr'],$filename);
return false;
}
if (!empty($data)) { fwrite($fp, $data); }
fclose($fp);
return true;
}
/**
* check installation dependent local config files and tests for a known
* unmodified main config file
*
* @author Chris Smith <[email protected]>
*
* @return bool
*/
function check_configs(){
global $error;
global $lang;
$ok = true;
$config_files = array(
'local' => DOKU_LOCAL.'local.php',
'users' => DOKU_LOCAL.'users.auth.php',
'auth' => DOKU_LOCAL.'acl.auth.php'
);
// configs shouldn't exist
foreach ($config_files as $file) {
if (file_exists($file) && filesize($file)) {
$file = str_replace($_SERVER['DOCUMENT_ROOT'],'{DOCUMENT_ROOT}/', $file);
$error[] = sprintf($lang['i_confexists'],$file);
$ok = false;
}
}
return $ok;
}
/**
* Check other installation dir/file permission requirements
*
* @author Chris Smith <[email protected]>
*
* @return bool
*/
function check_permissions(){
global $error;
global $lang;
$dirs = array(
'conf' => DOKU_LOCAL,
'data' => DOKU_INC.'data',
'pages' => DOKU_INC.'data/pages',
'attic' => DOKU_INC.'data/attic',
'media' => DOKU_INC.'data/media',
'media_attic' => DOKU_INC.'data/media_attic',
'media_meta' => DOKU_INC.'data/media_meta',
'meta' => DOKU_INC.'data/meta',
'cache' => DOKU_INC.'data/cache',
'locks' => DOKU_INC.'data/locks',
'index' => DOKU_INC.'data/index',
'tmp' => DOKU_INC.'data/tmp'
);
$ok = true;
foreach($dirs as $dir){
if(!file_exists("$dir/.") || !is_writable($dir)){
$dir = str_replace($_SERVER['DOCUMENT_ROOT'],'{DOCUMENT_ROOT}', $dir);
$error[] = sprintf($lang['i_permfail'],$dir);
$ok = false;
}
}
return $ok;
}
/**
* Check the availability of functions used in DokuWiki and the PHP version
*
* @author Andreas Gohr <[email protected]>
*
* @return bool
*/
function check_functions(){
global $error;
global $lang;
$ok = true;
if(version_compare(phpversion(),'5.6.0','<')){
$error[] = sprintf($lang['i_phpver'],phpversion(),'5.6.0');
$ok = false;
}
if(ini_get('mbstring.func_overload') != 0){
$error[] = $lang['i_mbfuncoverload'];
$ok = false;
}
$funcs = explode(' ','addslashes call_user_func chmod copy fgets '.
'file file_exists fseek flush filesize ftell fopen '.
'glob header ignore_user_abort ini_get mail mkdir '.
'ob_start opendir parse_ini_file readfile realpath '.
'rename rmdir serialize session_start unlink usleep '.
'preg_replace file_get_contents htmlspecialchars_decode '.
'spl_autoload_register stream_select fsockopen pack');
if (!function_exists('mb_substr')) {
$funcs[] = 'utf8_encode';
$funcs[] = 'utf8_decode';
}
foreach($funcs as $func){
if(!function_exists($func)){
$error[] = sprintf($lang['i_funcna'],$func);
$ok = false;
}
}
return $ok;
}
/**
* Print language selection
*
* @author Andreas Gohr <[email protected]>
*/
function langsel(){
global $lang;
global $LC;
$dir = DOKU_INC.'inc/lang';
$dh = opendir($dir);
if(!$dh) return;
$langs = array();
while (($file = readdir($dh)) !== false) {
if(preg_match('/^[\._]/',$file)) continue;
if(is_dir($dir.'/'.$file) && file_exists($dir.'/'.$file.'/lang.php')){
$langs[] = $file;
}
}
closedir($dh);
sort($langs);
echo '<form action="">';
echo $lang['i_chooselang'];
echo ': <select name="l" onchange="submit()">';
foreach($langs as $l){
$sel = ($l == $LC) ? 'selected="selected"' : '';
echo '<option value="'.$l.'" '.$sel.'>'.$l.'</option>';
}
echo '</select> ';
echo '<button type="submit">'.$lang['btn_update'].'</button>';
echo '</form>';
}
/**
* Print global error array
*
* @author Andreas Gohr <[email protected]>
*/
function print_errors(){
global $error;
if(!empty($error)) {
echo '<ul>';
foreach ($error as $err){
echo "<li>$err</li>";
}
echo '</ul>';
}
}