663 lines
20 KiB
PHP
663 lines
20 KiB
PHP
<?php
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/*><div style="width:60%; margin: auto; background-color: #fcc;
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border: 1px solid #faa; padding: 0.5em 1em;">
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<h1 style="font-size: 120%">No PHP Support</h1>
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It seems this server has no PHP support enabled. You will need to
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enable PHP before you can install and run DokuWiki. Contact your hosting
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provider if you're unsure what this means.
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</div>*/
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/**
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* Dokuwiki installation assistance
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*
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* @author Chris Smith <chris@jalakai.co.uk>
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*/
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if(!defined('DOKU_INC')) define('DOKU_INC',dirname(__FILE__).'/');
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if(!defined('DOKU_CONF')) define('DOKU_CONF',DOKU_INC.'conf/');
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if(!defined('DOKU_LOCAL')) define('DOKU_LOCAL',DOKU_INC.'conf/');
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// load and initialize the core system
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require_once(DOKU_INC.'inc/init.php');
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// check for error reporting override or set error reporting to sane values
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if (!defined('DOKU_E_LEVEL')) { error_reporting(E_ALL ^ E_NOTICE); }
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else { error_reporting(DOKU_E_LEVEL); }
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// language strings
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require_once(DOKU_INC.'inc/lang/en/lang.php');
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if(isset($_REQUEST['l']) && !is_array($_REQUEST['l'])) {
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$LC = preg_replace('/[^a-z\-]+/','',$_REQUEST['l']);
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}
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if(empty($LC)) $LC = 'en';
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if($LC && $LC != 'en' ) {
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require_once(DOKU_INC.'inc/lang/'.$LC.'/lang.php');
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}
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// initialise variables ...
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$error = array();
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// begin output
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header('Content-Type: text/html; charset=utf-8');
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?>
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<!DOCTYPE html>
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<html lang="<?php echo $LC?>" dir="<?php echo $lang['direction']?>">
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<head>
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<meta charset="utf-8" />
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<title><?php echo $lang['i_installer']?></title>
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<style>
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body { width: 90%; margin: 0 auto; font: 84% Verdana, Helvetica, Arial, sans-serif; }
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img { border: none }
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br.cl { clear:both; }
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code { font-size: 110%; color: #800000; }
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fieldset { border: none }
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label { display: block; margin-top: 0.5em; }
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select.text, input.text { width: 30em; margin: 0 0.5em; }
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a {text-decoration: none}
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</style>
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<script>
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function acltoggle(){
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var cb = document.getElementById('acl');
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var fs = document.getElementById('acldep');
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if(!cb || !fs) return;
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if(cb.checked){
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fs.style.display = '';
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}else{
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fs.style.display = 'none';
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}
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}
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window.onload = function(){
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acltoggle();
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var cb = document.getElementById('acl');
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if(cb) cb.onchange = acltoggle;
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};
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</script>
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</head>
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<body style="">
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<h1 style="float:left">
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<img src="lib/exe/fetch.php?media=wiki:dokuwiki-128.png"
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style="vertical-align: middle;" alt="" height="64" width="64" />
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<?php echo $lang['i_installer']?>
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</h1>
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<div style="float:right; margin: 1em;">
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<?php langsel()?>
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</div>
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<br class="cl" />
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<div style="float: right; width: 34%;">
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<?php
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if(file_exists(DOKU_INC.'inc/lang/'.$LC.'/install.html')){
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include(DOKU_INC.'inc/lang/'.$LC.'/install.html');
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}else{
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print "<div lang=\"en\" dir=\"ltr\">\n";
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include(DOKU_INC.'inc/lang/en/install.html');
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print "</div>\n";
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}
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?>
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<a style="
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background: transparent
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url(data/dont-panic-if-you-see-this-in-your-logs-it-means-your-directory-permissions-are-correct.png)
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left top no-repeat;
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display: block; width:380px; height:73px; border:none; clear:both;"
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target="_blank"
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href="http://www.dokuwiki.org/security#web_access_security"></a>
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</div>
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<div style="float: left; width: 58%;">
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<?php
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try {
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if(! (check_functions() && check_permissions()) ){
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echo '<p>'.$lang['i_problems'].'</p>';
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print_errors();
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print_retry();
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}elseif(!check_configs()){
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echo '<p>'.$lang['i_modified'].'</p>';
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print_errors();
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}elseif(check_data($_REQUEST['d'])){
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// check_data has sanitized all input parameters
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if(!store_data($_REQUEST['d'])){
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echo '<p>'.$lang['i_failure'].'</p>';
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print_errors();
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}else{
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echo '<p>'.$lang['i_success'].'</p>';
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}
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}else{
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print_errors();
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print_form($_REQUEST['d']);
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}
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} catch (Exception $e) {
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echo 'Caught exception: ', $e->getMessage(), "\n";
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}
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?>
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</div>
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<div style="clear: both">
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<a href="http://dokuwiki.org/"><img src="lib/tpl/dokuwiki/images/button-dw.png" alt="driven by DokuWiki" /></a>
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<a href="http://php.net"><img src="lib/tpl/dokuwiki/images/button-php.gif" alt="powered by PHP" /></a>
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</div>
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</body>
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</html>
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<?php
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/**
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* Print the input form
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*
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* @param array $d submitted entry 'd' of request data
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*/
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function print_form($d){
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global $lang;
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global $LC;
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include(DOKU_CONF.'license.php');
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if(!is_array($d)) $d = array();
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$d = array_map('hsc',$d);
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if(!isset($d['acl'])) $d['acl']=1;
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if(!isset($d['pop'])) $d['pop']=1;
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?>
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<form action="" method="post">
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<input type="hidden" name="l" value="<?php echo $LC ?>" />
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<fieldset>
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<label for="title"><?php echo $lang['i_wikiname']?>
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<input type="text" name="d[title]" id="title" value="<?php echo $d['title'] ?>" style="width: 20em;" />
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</label>
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<fieldset style="margin-top: 1em;">
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<label for="acl">
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<input type="checkbox" name="d[acl]" id="acl" <?php echo(($d['acl'] ? ' checked="checked"' : ''));?> />
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<?php echo $lang['i_enableacl']?></label>
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<fieldset id="acldep">
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<label for="superuser"><?php echo $lang['i_superuser']?></label>
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<input class="text" type="text" name="d[superuser]" id="superuser"
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value="<?php echo $d['superuser'] ?>" />
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<label for="fullname"><?php echo $lang['fullname']?></label>
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<input class="text" type="text" name="d[fullname]" id="fullname"
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value="<?php echo $d['fullname'] ?>" />
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<label for="email"><?php echo $lang['email']?></label>
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<input class="text" type="text" name="d[email]" id="email" value="<?php echo $d['email'] ?>" />
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<label for="password"><?php echo $lang['pass']?></label>
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<input class="text" type="password" name="d[password]" id="password" />
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<label for="confirm"><?php echo $lang['passchk']?></label>
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<input class="text" type="password" name="d[confirm]" id="confirm" />
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<label for="policy"><?php echo $lang['i_policy']?></label>
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<select class="text" name="d[policy]" id="policy">
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<option value="0" <?php echo ($d['policy'] == 0)?'selected="selected"':'' ?>><?php
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echo $lang['i_pol0']?></option>
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<option value="1" <?php echo ($d['policy'] == 1)?'selected="selected"':'' ?>><?php
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echo $lang['i_pol1']?></option>
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<option value="2" <?php echo ($d['policy'] == 2)?'selected="selected"':'' ?>><?php
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echo $lang['i_pol2']?></option>
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</select>
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<label for="allowreg">
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<input type="checkbox" name="d[allowreg]" id="allowreg" <?php
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echo(($d['allowreg'] ? ' checked="checked"' : ''));?> />
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<?php echo $lang['i_allowreg']?>
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</label>
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</fieldset>
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</fieldset>
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<fieldset>
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<p><?php echo $lang['i_license']?></p>
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<?php
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array_push($license,array('name' => $lang['i_license_none'], 'url'=>''));
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if(empty($d['license'])) $d['license'] = 'cc-by-sa';
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foreach($license as $key => $lic){
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echo '<label for="lic_'.$key.'">';
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echo '<input type="radio" name="d[license]" value="'.hsc($key).'" id="lic_'.$key.'"'.
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(($d['license'] === $key)?' checked="checked"':'').'>';
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echo hsc($lic['name']);
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if($lic['url']) echo ' <a href="'.$lic['url'].'" target="_blank"><sup>[?]</sup></a>';
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echo '</label>';
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}
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?>
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</fieldset>
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<fieldset>
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<p><?php echo $lang['i_pop_field']?></p>
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<label for="pop">
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<input type="checkbox" name="d[pop]" id="pop" <?php
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echo(($d['pop'] ? ' checked="checked"' : ''));?> />
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<?php echo $lang['i_pop_label']?>
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<a href="http://www.dokuwiki.org/popularity" target="_blank"><sup>[?]</sup></a>
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</label>
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</fieldset>
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</fieldset>
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<fieldset id="process">
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<button type="submit" name="submit"><?php echo $lang['btn_save']?></button>
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</fieldset>
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</form>
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<?php
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}
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function print_retry() {
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global $lang;
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global $LC;
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?>
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<form action="" method="get">
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<fieldset>
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<input type="hidden" name="l" value="<?php echo $LC ?>" />
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<button type="submit"><?php echo $lang['i_retry'];?></button>
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</fieldset>
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</form>
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<?php
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}
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/**
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* Check validity of data
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*
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* @author Andreas Gohr
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*
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* @param array $d
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* @return bool ok?
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*/
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function check_data(&$d){
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static $form_default = array(
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'title' => '',
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'acl' => '1',
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'superuser' => '',
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'fullname' => '',
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'email' => '',
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'password' => '',
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'confirm' => '',
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'policy' => '0',
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'allowreg' => '0',
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'license' => 'cc-by-sa'
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);
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global $lang;
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global $error;
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if(!is_array($d)) $d = array();
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foreach($d as $k => $v) {
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if(is_array($v))
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unset($d[$k]);
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else
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$d[$k] = (string)$v;
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}
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//autolowercase the username
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$d['superuser'] = isset($d['superuser']) ? strtolower($d['superuser']) : "";
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$ok = false;
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if(isset($_REQUEST['submit'])) {
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$ok = true;
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// check input
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if(empty($d['title'])){
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$error[] = sprintf($lang['i_badval'],$lang['i_wikiname']);
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$ok = false;
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}
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if(isset($d['acl'])){
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if(!preg_match('/^[a-z0-9_]+$/',$d['superuser'])){
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$error[] = sprintf($lang['i_badval'],$lang['i_superuser']);
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$ok = false;
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}
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if(empty($d['password'])){
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$error[] = sprintf($lang['i_badval'],$lang['pass']);
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$ok = false;
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}
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elseif(!isset($d['confirm']) || $d['confirm'] != $d['password']){
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$error[] = sprintf($lang['i_badval'],$lang['passchk']);
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$ok = false;
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}
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if(empty($d['fullname']) || strstr($d['fullname'],':')){
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$error[] = sprintf($lang['i_badval'],$lang['fullname']);
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$ok = false;
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}
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if(empty($d['email']) || strstr($d['email'],':') || !strstr($d['email'],'@')){
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$error[] = sprintf($lang['i_badval'],$lang['email']);
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$ok = false;
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}
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}else{
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// Since default = 1, browser won't send acl=0 when user untick acl
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$d['acl'] = '0';
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}
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}
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$d = array_merge($form_default, $d);
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return $ok;
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}
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/**
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* Writes the data to the config files
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*
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* @author Chris Smith <chris@jalakai.co.uk>
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*
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* @param array $d
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* @return bool
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*/
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function store_data($d){
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global $LC;
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$ok = true;
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$d['policy'] = (int) $d['policy'];
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// create local.php
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$now = gmdate('r');
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$output = <<<EOT
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<?php
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/**
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* Dokuwiki's Main Configuration File - Local Settings
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* Auto-generated by install script
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* Date: $now
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*/
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EOT;
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// add any config options set by a previous installer
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$preset = __DIR__.'/install.conf';
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if(file_exists($preset)){
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$output .= "# preset config options\n";
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$output .= file_get_contents($preset);
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$output .= "\n\n";
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$output .= "# options selected in installer\n";
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@unlink($preset);
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}
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$output .= '$conf[\'title\'] = \''.addslashes($d['title'])."';\n";
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$output .= '$conf[\'lang\'] = \''.addslashes($LC)."';\n";
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$output .= '$conf[\'license\'] = \''.addslashes($d['license'])."';\n";
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if($d['acl']){
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$output .= '$conf[\'useacl\'] = 1'.";\n";
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$output .= "\$conf['superuser'] = '@admin';\n";
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}
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if(!$d['allowreg']){
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$output .= '$conf[\'disableactions\'] = \'register\''.";\n";
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}
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$ok = $ok && fileWrite(DOKU_LOCAL.'local.php',$output);
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if ($d['acl']) {
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// hash the password
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$phash = new \dokuwiki\PassHash();
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$pass = $phash->hash_bcrypt($d['password']);
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// create users.auth.php
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$output = <<<EOT
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# users.auth.php
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# <?php exit()?>
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# Don't modify the lines above
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#
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# Userfile
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#
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# Auto-generated by install script
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# Date: $now
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#
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# Format:
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# login:passwordhash:Real Name:email:groups,comma,separated
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EOT;
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// --- user:bcryptpasswordhash:Real Name:email:groups,comma,seperated
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$output = $output."\n".join(":",array($d['superuser'], $pass, $d['fullname'], $d['email'], 'admin,user'))."\n";
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$ok = $ok && fileWrite(DOKU_LOCAL.'users.auth.php', $output);
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// create acl.auth.php
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$output = <<<EOT
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# acl.auth.php
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# <?php exit()?>
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# Don't modify the lines above
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#
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# Access Control Lists
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#
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# Auto-generated by install script
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# Date: $now
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EOT;
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if($d['policy'] == 2){
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$output .= "* @ALL 0\n";
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$output .= "* @user 8\n";
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}elseif($d['policy'] == 1){
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$output .= "* @ALL 1\n";
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$output .= "* @user 8\n";
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}else{
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$output .= "* @ALL 8\n";
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}
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$ok = $ok && fileWrite(DOKU_LOCAL.'acl.auth.php', $output);
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}
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// enable popularity submission
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if(isset($d['pop']) && $d['pop']){
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@touch(DOKU_INC.'data/cache/autosubmit.txt');
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}
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// disable auth plugins til needed
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$output = <<<EOT
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<?php
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/*
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* Local plugin enable/disable settings
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*
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* Auto-generated by install script
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* Date: $now
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*/
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\$plugins['authad'] = 0;
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\$plugins['authldap'] = 0;
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\$plugins['authmysql'] = 0;
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\$plugins['authpgsql'] = 0;
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EOT;
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$ok = $ok && fileWrite(DOKU_LOCAL.'plugins.local.php', $output);
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return $ok;
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}
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/**
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* Write the given content to a file
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*
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* @author Chris Smith <chris@jalakai.co.uk>
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*
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* @param string $filename
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* @param string $data
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* @return bool
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*/
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function fileWrite($filename, $data) {
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global $error;
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global $lang;
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if (($fp = @fopen($filename, 'wb')) === false) {
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$filename = str_replace($_SERVER['DOCUMENT_ROOT'],'{DOCUMENT_ROOT}/', $filename);
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$error[] = sprintf($lang['i_writeerr'],$filename);
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return false;
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}
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if (!empty($data)) { fwrite($fp, $data); }
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fclose($fp);
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return true;
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}
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/**
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* check installation dependent local config files and tests for a known
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* unmodified main config file
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*
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* @author Chris Smith <chris@jalakai.co.uk>
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*
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* @return bool
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*/
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function check_configs(){
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global $error;
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global $lang;
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$ok = true;
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$config_files = array(
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'local' => DOKU_LOCAL.'local.php',
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'users' => DOKU_LOCAL.'users.auth.php',
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'auth' => DOKU_LOCAL.'acl.auth.php'
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);
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// configs shouldn't exist
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foreach ($config_files as $file) {
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if (file_exists($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 <chris@jalakai.co.uk>
|
|
*
|
|
* @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 <andi@splitbrain.org>
|
|
*
|
|
* @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;
|
|
}
|
|
|
|
try {
|
|
random_bytes(1);
|
|
} catch (\Exception $th) {
|
|
// If an appropriate source of randomness cannot be found, an Exception will be thrown by PHP 7+
|
|
$error[] = $lang['i_urandom'];
|
|
$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 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 xml_parser_create');
|
|
|
|
if (!function_exists('mb_substr')) {
|
|
$funcs[] = 'utf8_encode';
|
|
$funcs[] = 'utf8_decode';
|
|
}
|
|
|
|
if(!function_exists('mail')){
|
|
if(strpos(ini_get('disable_functions'),'mail') !== false) {
|
|
$disabled = $lang['i_disabled'];
|
|
}
|
|
else {
|
|
$disabled = "";
|
|
}
|
|
$error[] = sprintf($lang['i_funcnmail'],$disabled);
|
|
}
|
|
|
|
foreach($funcs as $func){
|
|
if(!function_exists($func)){
|
|
$error[] = sprintf($lang['i_funcna'],$func);
|
|
$ok = false;
|
|
}
|
|
}
|
|
return $ok;
|
|
}
|
|
|
|
/**
|
|
* Print language selection
|
|
*
|
|
* @author Andreas Gohr <andi@splitbrain.org>
|
|
*/
|
|
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 <andi@splitbrain.org>
|
|
*/
|
|
function print_errors(){
|
|
global $error;
|
|
if(!empty($error)) {
|
|
echo '<ul>';
|
|
foreach ($error as $err){
|
|
echo "<li>$err</li>";
|
|
}
|
|
echo '</ul>';
|
|
}
|
|
}
|