From 6854cb3f4d8219cf1829e32122eb2502a916eae9 Mon Sep 17 00:00:00 2001
From: Andreas Baumann <mail@andreasbaumann.cc>
Date: Sat, 1 Feb 2020 09:05:48 +0100
Subject: initial checkin

---
 plugins/dokuwiki/inc/html.php | 1290 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 1290 insertions(+)
 create mode 100644 plugins/dokuwiki/inc/html.php

(limited to 'plugins/dokuwiki/inc/html.php')

diff --git a/plugins/dokuwiki/inc/html.php b/plugins/dokuwiki/inc/html.php
new file mode 100644
index 0000000..795e357
--- /dev/null
+++ b/plugins/dokuwiki/inc/html.php
@@ -0,0 +1,1290 @@
+<?php
+/**
+ * HTML output functions
+ *
+ * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
+ * @author     Andreas Gohr <andi@splitbrain.org>
+ */
+
+  if(!defined('DOKU_INC')) define('DOKU_INC',realpath(dirname(__FILE__).'/../').'/');
+
+  require_once(DOKU_INC.'inc/parserutils.php');
+
+/**
+ * Convenience function to quickly build a wikilink
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_wikilink($id,$name=NULL,$search=''){
+  static $xhtml_renderer = NULL;
+  if(is_null($xhtml_renderer)){
+    require_once(DOKU_INC.'inc/parser/xhtml.php');
+    $xhtml_renderer = new Doku_Renderer_xhtml();
+  }
+
+  return $xhtml_renderer->internallink($id,$name,$search,true);
+}
+
+/**
+ * Helps building long attribute lists
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_attbuild($attributes){
+  $ret = '';
+  foreach ( $attributes as $key => $value ) {
+    $ret .= $key.'="'.formtext($value).'" ';
+  }
+  return trim($ret);
+}
+
+/**
+ * The loginform
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_login(){
+  global $lang;
+  global $conf;
+  global $ID;
+  global $auth;
+
+  print p_locale_xhtml('login');
+  ?>
+    <div class="centeralign">
+    <form action="<?php echo script()?>" accept-charset="<?php echo $lang['encoding']?>"
+          method="post" id="dw__login">
+      <fieldset>
+        <legend><?php echo $lang['btn_login']?></legend>
+        <input type="hidden" name="id" value="<?php echo $ID?>" />
+        <input type="hidden" name="do" value="login" />
+        <label class="block">
+          <span><?php echo $lang['user']?></span>
+          <input type="text" name="u" value="<?php echo formText($_REQUEST['u'])?>"
+                 class="edit" id="focus__this" />
+        </label><br />
+        <label class="block">
+          <span><?php echo $lang['pass']?></span>
+          <input type="password" name="p" class="edit" />
+        </label><br />
+        <label for="remember__me" class="simple">
+          <input type="checkbox" name="r" id="remember__me" value="1" />
+          <span><?php echo $lang['remember']?></span>
+        </label>
+        <input type="submit" value="<?php echo $lang['btn_login']?>" class="button" />
+      </fieldset>
+    </form>
+  <?php
+    if($auth->canDo('addUser') && actionOK('register')){
+      print '<p>';
+      print $lang['reghere'];
+      print ': <a href="'.wl($ID,'do=register').'" rel="nofollow" class="wikilink1">'.$lang['register'].'</a>';
+      print '</p>';
+    }
+
+    if ($auth->canDo('modPass') && actionOK('resendpwd')) {
+      print '<p>';
+      print $lang['pwdforget'];
+      print ': <a href="'.wl($ID,'do=resendpwd').'" rel="nofollow" class="wikilink1">'.$lang['btn_resendpwd'].'</a>';
+      print '</p>';
+    }
+  ?>
+    </div>
+  <?php
+/*
+ FIXME provide new hook
+  if(@file_exists('includes/login.txt')){
+    print io_cacheParse('includes/login.txt');
+  }
+*/
+}
+
+/**
+ * prints a section editing button
+ * used as a callback in html_secedit
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_secedit_button($matches){
+  global $ID;
+  global $INFO;
+
+  $section = $matches[2];
+  $name = $matches[1];
+
+  $secedit  = '';
+  $secedit .= '<div class="secedit">';
+  $secedit .= html_btn('secedit',$ID,'',
+                        array('do'      => 'edit',
+                              'lines'   => "$section",
+                              'rev' => $INFO['lastmod']),
+                              'post', $name);
+  $secedit .= '</div>';
+  return $secedit;
+}
+
+/**
+ * inserts section edit buttons if wanted or removes the markers
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_secedit($text,$show=true){
+  global $INFO;
+
+  if($INFO['writable'] && $show && !$INFO['rev']){
+    $text = preg_replace_callback('#<!-- SECTION "(.*?)" \[(\d+-\d*)\] -->#',
+                         'html_secedit_button', $text);
+  }else{
+    $text = preg_replace('#<!-- SECTION "(.*?)" \[(\d+-\d*)\] -->#','',$text);
+  }
+
+  return $text;
+}
+
+/**
+ * Just the back to top button (in its own form)
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_topbtn(){
+  global $lang;
+
+  $ret  = '';
+  $ret  = '<a class="nolink" href="#dokuwiki__top"><input type="button" class="button" value="'.$lang['btn_top'].'" onclick="window.scrollTo(0, 0)" title="'.$lang['btn_top'].'" /></a>';
+
+  return $ret;
+}
+
+/**
+ * Just the back to media window button in its own form
+ *
+ * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
+ */
+function html_backtomedia_button($params,$akey=''){
+  global $conf;
+  global $lang;
+
+  $ret = '<form class="button" method="get" action="'.DOKU_BASE.'lib/exe/mediamanager.php"><div class="no">';
+
+  reset($params);
+  while (list($key, $val) = each($params)) {
+    $ret .= '<input type="hidden" name="'.$key.'" ';
+    $ret .= 'value="'.htmlspecialchars($val).'" />';
+  }
+
+  $ret .= '<input type="submit" value="'.htmlspecialchars($lang['btn_backtomedia']).'" class="button" ';
+  $tit = htmlspecialchars($lang['btn_backtomedia']);
+  if($akey){
+    $tit .= ' [ALT+'.strtoupper($akey).']';
+    $ret .= 'accesskey="'.$akey.'" ';
+  }
+  $ret .= 'title="'.$tit.'" ';
+  $ret .= '/>';
+  $ret .= '</div></form>';
+
+  return $ret;
+}
+
+/**
+ * Displays a button (using its own form)
+ * If tooltip exists, the access key tooltip is replaced.
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_btn($name,$id,$akey,$params,$method='get',$tooltip=''){
+  global $conf;
+  global $lang;
+
+  $label = $lang['btn_'.$name];
+
+  $ret = '';
+  $tip = '';
+
+  //filter id (without urlencoding)
+  $id = idfilter($id,false);
+
+  //make nice URLs even for buttons
+  if($conf['userewrite'] == 2){
+    $script = DOKU_BASE.DOKU_SCRIPT.'/'.$id;
+  }elseif($conf['userewrite']){
+    $script = DOKU_BASE.$id;
+  }else{
+    $script = DOKU_BASE.DOKU_SCRIPT;
+    $params['id'] = $id;
+  }
+
+  $ret .= '<form class="button" method="'.$method.'" action="'.$script.'"><div class="no">';
+
+  if(is_array($params)){
+    reset($params);
+    while (list($key, $val) = each($params)) {
+      $ret .= '<input type="hidden" name="'.$key.'" ';
+      $ret .= 'value="'.htmlspecialchars($val).'" />';
+    }
+  }
+
+  if ($tooltip!='') {
+      $tip = htmlspecialchars($tooltip);
+  }else{
+      $tip = htmlspecialchars($label);
+  }
+
+  $ret .= '<input type="submit" value="'.htmlspecialchars($label).'" class="button" ';
+  if($akey){
+    $tip .= ' [ALT+'.strtoupper($akey).']';
+    $ret .= 'accesskey="'.$akey.'" ';
+  }
+  $ret .= 'title="'.$tip.'" ';
+  $ret .= '/>';
+  $ret .= '</div></form>';
+
+  return $ret;
+}
+
+/**
+ * show a wiki page
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_show($txt=''){
+  global $ID;
+  global $REV;
+  global $HIGH;
+  //disable section editing for old revisions or in preview
+  if($txt || $REV){
+    $secedit = false;
+  }else{
+    $secedit = true;
+  }
+
+  if ($txt){
+    //PreviewHeader
+    print '<br id="scroll__here" />';
+    print p_locale_xhtml('preview');
+    print '<div class="preview">';
+    print html_secedit(p_render('xhtml',p_get_instructions($txt),$info),$secedit);
+    print '<div class="clearer"></div>';
+    print '</div>';
+
+  }else{
+    if ($REV) print p_locale_xhtml('showrev');
+    $html = p_wiki_xhtml($ID,$REV,true);
+    $html = html_secedit($html,$secedit);
+    print html_hilight($html,$HIGH);
+  }
+}
+
+/**
+ * ask the user about how to handle an exisiting draft
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_draft(){
+  global $INFO;
+  global $ID;
+  global $lang;
+  global $conf;
+  $draft = unserialize(io_readFile($INFO['draft'],false));
+  $text  = cleanText(con($draft['prefix'],$draft['text'],$draft['suffix'],true));
+
+  echo p_locale_xhtml('draft');
+  ?>
+  <form id="dw__editform" method="post" action="<?php echo script()?>"
+   accept-charset="<?php echo $lang['encoding']?>"><div class="no">
+    <input type="hidden" name="id"   value="<?php echo $ID?>" />
+    <input type="hidden" name="date" value="<?php echo $draft['date']?>" /></div>
+    <textarea name="wikitext" id="wiki__text" readonly="readonly" cols="80" rows="10" class="edit"><?php echo "\n".formText($text)?></textarea>
+
+    <div id="draft__status"><?php echo $lang['draftdate'].' '.date($conf['dformat'],filemtime($INFO['draft']))?></div>
+
+    <input class="button" type="submit" name="do[recover]" value="<?php echo $lang['btn_recover']?>" tabindex="1" />
+    <input class="button" type="submit" name="do[draftdel]" value="<?php echo $lang['btn_draftdel']?>" tabindex="2" />
+    <input class="button" type="submit" name="do[show]" value="<?php echo $lang['btn_cancel']?>" tabindex="3" />
+  </form>
+  <?php
+}
+
+
+/**
+ * Run a search and display the result
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_search(){
+  require_once(DOKU_INC.'inc/search.php');
+  require_once(DOKU_INC.'inc/fulltext.php');
+  global $conf;
+  global $QUERY;
+  global $ID;
+  global $lang;
+
+  print p_locale_xhtml('searchpage');
+  flush();
+
+  //check if search is restricted to namespace
+  if(preg_match('/([^@]*)@([^@]*)/',$QUERY,$match)) {
+      $id = cleanID($match[1]);
+      if(empty($id)) {
+        print '<div class="nothing">'.$lang['nothingfound'].'</div>';
+        flush();
+        return;
+      }
+  } else {
+      $id = cleanID($QUERY);
+  }
+
+  //show progressbar
+  print '<div class="centeralign" id="dw__loading">';
+  print '<script type="text/javascript" charset="utf-8">';
+  print 'showLoadBar();';
+  print '</script>';
+  print "<br /></div>\n";
+  flush();
+
+  //do quick pagesearch
+  $data = array();
+
+  $data = ft_pageLookup($id);
+  if(count($data)){
+    sort($data);
+    print '<div class="search_quickresult">';
+    print '<h3>'.$lang['quickhits'].':</h3>';
+    print '<ul class="search_quickhits">';
+    foreach($data as $id){
+      print '<li> ';
+      print html_wikilink(':'.$id,$conf['useheading']?NULL:$id);
+      print '</li> ';
+    }
+    print '</ul> ';
+    //clear float (see http://www.complexspiral.com/publications/containing-floats/)
+    print '<div class="clearer">&nbsp;</div>';
+    print '</div>';
+  }
+  flush();
+
+  //do fulltext search
+  $data = ft_pageSearch($QUERY,$poswords);
+  if(count($data)){
+    $num = 1;
+    foreach($data as $id => $cnt){
+      print '<div class="search_result">';
+      print html_wikilink(':'.$id,$conf['useheading']?NULL:$id,$poswords);
+      print ': <span class="search_cnt">'.$cnt.' '.$lang['hits'].'</span><br />';
+      if($num < 15){ // create snippets for the first number of matches only #FIXME add to conf ?
+        print '<div class="search_snippet">'.ft_snippet($id,$poswords).'</div>';
+      }
+      print '</div>';
+      flush();
+      $num++;
+    }
+  }else{
+    print '<div class="nothing">'.$lang['nothingfound'].'</div>';
+  }
+
+  //hide progressbar
+  print '<script type="text/javascript" charset="utf-8">';
+  print 'hideLoadBar("dw__loading");';
+  print '</script>';
+  flush();
+}
+
+/**
+ * Display error on locked pages
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_locked(){
+  global $ID;
+  global $conf;
+  global $lang;
+  global $INFO;
+
+  $locktime = filemtime(wikiLockFN($ID));
+  $expire = @date($conf['dformat'], $locktime + $conf['locktime'] );
+  $min    = round(($conf['locktime'] - (time() - $locktime) )/60);
+
+  print p_locale_xhtml('locked');
+  print '<ul>';
+  print '<li><div class="li"><strong>'.$lang['lockedby'].':</strong> '.$INFO['locked'].'</li>';
+  print '<li><div class="li"><strong>'.$lang['lockexpire'].':</strong> '.$expire.' ('.$min.' min)</div></li>';
+  print '</ul>';
+}
+
+/**
+ * list old revisions
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ * @author Ben Coburn <btcoburn@silicodon.net>
+ */
+function html_revisions($first=0){
+  global $ID;
+  global $INFO;
+  global $conf;
+  global $lang;
+  /* we need to get one additionally log entry to be able to
+   * decide if this is the last page or is there another one.
+   * see html_recent()
+   */
+  $revisions = getRevisions($ID, $first, $conf['recent']+1);
+  if(count($revisions)==0 && $first!=0){
+    $first=0;
+    $revisions = getRevisions($ID, $first, $conf['recent']+1);;
+  }
+  $hasNext = false;
+  if (count($revisions)>$conf['recent']) {
+    $hasNext = true;
+    array_pop($revisions); // remove extra log entry
+  }
+
+  $date = @date($conf['dformat'],$INFO['lastmod']);
+
+  print p_locale_xhtml('revisions');
+  print '<ul>';
+  if($INFO['exists'] && $first==0){
+    print (isset($INFO['meta']) && isset($INFO['meta']['last_change']) && $INFO['meta']['last_change']['type']==='e') ? '<li class="minor">' : '<li>';
+    print '<div class="li">';
+
+    print $date;
+
+    print ' <img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" /> ';
+
+    print '<a class="wikilink1" href="'.wl($ID).'">'.$ID.'</a> ';
+
+    print ' &ndash; ';
+    print $INFO['sum'];
+    print ' <span class="user">';
+    print $INFO['editor'];
+    print '</span> ';
+
+    print '('.$lang['current'].')';
+    print '</div>';
+    print '</li>';
+  }
+
+  foreach($revisions as $rev){
+    $date = date($conf['dformat'],$rev);
+    $info = getRevisionInfo($ID,$rev,true);
+
+    print ($info['type']==='e') ? '<li class="minor">' : '<li>';
+    print '<div class="li">';
+    print $date;
+
+    if(@file_exists(wikiFN($ID,$rev))){
+      print ' <a href="'.wl($ID,"rev=$rev,do=diff").'">';
+      $p = array();
+      $p['src']    = DOKU_BASE.'lib/images/diff.png';
+      $p['width']  = 15;
+      $p['height'] = 11;
+      $p['title']  = $lang['diff'];
+      $p['alt']    = $lang['diff'];
+      $att = buildAttributes($p);
+      print "<img $att />";
+      print '</a> ';
+
+      print '<a class="wikilink1" href="'.wl($ID,"rev=$rev").'">'.$ID.'</a>';
+    }else{
+      print ' <img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" /> ';
+      print $ID;
+    }
+
+    print ' &ndash; ';
+    print htmlspecialchars($info['sum']);
+    print ' <span class="user">';
+    if($info['user']){
+      print $info['user'];
+    }else{
+      print $info['ip'];
+    }
+    print '</span>';
+
+    print '</div>';
+    print '</li>';
+  }
+  print '</ul>';
+
+  print '<div class="pagenav">';
+  $last = $first + $conf['recent'];
+  if ($first > 0) {
+    $first -= $conf['recent'];
+    if ($first < 0) $first = 0;
+    print '<div class="pagenav-prev">';
+    print html_btn('newer',$ID,"p",array('do' => 'revisions', 'first' => $first));
+    print '</div>';
+  }
+  if ($hasNext) {
+    print '<div class="pagenav-next">';
+    print html_btn('older',$ID,"n",array('do' => 'revisions', 'first' => $last));
+    print '</div>';
+  }
+  print '</div>';
+
+}
+
+/**
+ * display recent changes
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
+ * @author Ben Coburn <btcoburn@silicodon.net>
+ */
+function html_recent($first=0){
+  global $conf;
+  global $lang;
+  global $ID;
+  /* we need to get one additionally log entry to be able to
+   * decide if this is the last page or is there another one.
+   * This is the cheapest solution to get this information.
+   */
+  $recents = getRecents($first,$conf['recent'] + 1,getNS($ID));
+  if(count($recents) == 0 && $first != 0){
+    $first=0;
+    $recents = getRecents($first,$conf['recent'] + 1,getNS($ID));
+  }
+  $hasNext = false;
+  if (count($recents)>$conf['recent']) {
+    $hasNext = true;
+    array_pop($recents); // remove extra log entry
+  }
+
+  print p_locale_xhtml('recent');
+  print '<ul>';
+
+  foreach($recents as $recent){
+    $date = date($conf['dformat'],$recent['date']);
+    print ($recent['type']==='e') ? '<li class="minor">' : '<li>';
+    print '<div class="li">';
+
+    print $date.' ';
+
+    print '<a href="'.wl($recent['id'],"do=diff").'">';
+    $p = array();
+    $p['src']    = DOKU_BASE.'lib/images/diff.png';
+    $p['width']  = 15;
+    $p['height'] = 11;
+    $p['title']  = $lang['diff'];
+    $p['alt']    = $lang['diff'];
+    $att = buildAttributes($p);
+    print "<img $att />";
+    print '</a> ';
+
+    print '<a href="'.wl($recent['id'],"do=revisions").'">';
+    $p = array();
+    $p['src']    = DOKU_BASE.'lib/images/history.png';
+    $p['width']  = 12;
+    $p['height'] = 14;
+    $p['title']  = $lang['btn_revs'];
+    $p['alt']    = $lang['btn_revs'];
+    $att = buildAttributes($p);
+    print "<img $att />";
+    print '</a> ';
+
+    print html_wikilink(':'.$recent['id'],$conf['useheading']?NULL:$recent['id']);
+    print ' &ndash; '.htmlspecialchars($recent['sum']);
+
+    print ' <span class="user">';
+    if($recent['user']){
+      print $recent['user'];
+    }else{
+      print $recent['ip'];
+    }
+    print '</span>';
+
+    print '</div>';
+    print '</li>';
+  }
+  print '</ul>';
+
+  print '<div class="pagenav">';
+  $last = $first + $conf['recent'];
+  if ($first > 0) {
+    $first -= $conf['recent'];
+    if ($first < 0) $first = 0;
+    print '<div class="pagenav-prev">';
+    print html_btn('newer','',"p",array('do' => 'recent', 'first' => $first));
+    print '</div>';
+  }
+  if ($hasNext) {
+    print '<div class="pagenav-next">';
+    print html_btn('older','',"n",array('do' => 'recent', 'first' => $last));
+    print '</div>';
+  }
+  print '</div>';
+}
+
+/**
+ * Display page index
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_index($ns){
+  require_once(DOKU_INC.'inc/search.php');
+  global $conf;
+  global $ID;
+  $dir = $conf['datadir'];
+  $ns  = cleanID($ns);
+  #fixme use appropriate function
+  if(empty($ns)){
+    $ns = dirname(str_replace(':','/',$ID));
+    if($ns == '.') $ns ='';
+  }
+  $ns  = utf8_encodeFN(str_replace(':','/',$ns));
+
+  print p_locale_xhtml('index');
+
+  $data = array();
+  search($data,$conf['datadir'],'search_index',array('ns' => $ns));
+  print html_buildlist($data,'idx','html_list_index','html_li_index');
+}
+
+/**
+ * Index item formatter
+ *
+ * User function for html_buildlist()
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_list_index($item){
+  global $ID;
+  $ret = '';
+  $base = ':'.$item['id'];
+  $base = substr($base,strrpos($base,':')+1);
+  if($item['type']=='d'){
+    $ret .= '<a href="'.wl($ID,'idx='.$item['id']).'" class="idx_dir">';
+    $ret .= $base;
+    $ret .= '</a>';
+  }else{
+    $ret .= html_wikilink(':'.$item['id']);
+  }
+  return $ret;
+}
+
+/**
+ * Index List item
+ *
+ * This user function is used in html_build_lidt to build the
+ * <li> tags for namespaces when displaying the page index
+ * it gives different classes to opened or closed "folders"
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_li_index($item){
+  if($item['type'] == "f"){
+    return '<li class="level'.$item['level'].'">';
+  }elseif($item['open']){
+    return '<li class="open">';
+  }else{
+    return '<li class="closed">';
+  }
+}
+
+/**
+ * Default List item
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_li_default($item){
+  return '<li class="level'.$item['level'].'">';
+}
+
+/**
+ * Build an unordered list
+ *
+ * Build an unordered list from the given $data array
+ * Each item in the array has to have a 'level' property
+ * the item itself gets printed by the given $func user
+ * function. The second and optional function is used to
+ * print the <li> tag. Both user function need to accept
+ * a single item.
+ *
+ * Both user functions can be given as array to point to
+ * a member of an object.
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_buildlist($data,$class,$func,$lifunc='html_li_default'){
+  $level = 0;
+  $opens = 0;
+  $ret   = '';
+
+  foreach ($data as $item){
+
+    if( $item['level'] > $level ){
+      //open new list
+      for($i=0; $i<($item['level'] - $level); $i++){
+        if ($i) $ret .= "<li class=\"clear\">\n";
+        $ret .= "\n<ul class=\"$class\">\n";
+      }
+    }elseif( $item['level'] < $level ){
+      //close last item
+      $ret .= "</li>\n";
+      for ($i=0; $i<($level - $item['level']); $i++){
+        //close higher lists
+        $ret .= "</ul>\n</li>\n";
+      }
+    }else{
+      //close last item
+      $ret .= "</li>\n";
+    }
+
+    //remember current level
+    $level = $item['level'];
+
+    //print item
+    if(is_array($lifunc)){
+      $ret .= $lifunc[0]->$lifunc[1]($item); //user object method
+    }else{
+      $ret .= $lifunc($item); //user function
+    }
+    $ret .= '<div class="li">';
+    if(is_array($func)){
+      $ret .= $func[0]->$func[1]($item); //user object method
+    }else{
+    $ret .= $func($item); //user function
+    }
+    $ret .= '</div>';
+  }
+
+  //close remaining items and lists
+  for ($i=0; $i < $level; $i++){
+    $ret .= "</li></ul>\n";
+  }
+
+  return $ret;
+}
+
+/**
+ * display backlinks
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_backlinks(){
+  require_once(DOKU_INC.'inc/fulltext.php');
+  global $ID;
+  global $conf;
+
+  print p_locale_xhtml('backlinks');
+
+  $data = ft_backlinks($ID);
+
+  print '<ul class="idx">';
+  foreach($data as $blink){
+    print '<li><div class="li">';
+    print html_wikilink(':'.$blink,$conf['useheading']?NULL:$blink);
+    print '</div></li>';
+  }
+  print '</ul>';
+}
+
+/**
+ * show diff
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_diff($text='',$intro=true){
+  require_once(DOKU_INC.'inc/DifferenceEngine.php');
+  global $ID;
+  global $REV;
+  global $lang;
+  global $conf;
+
+  if($text){
+    $df  = new Diff(explode("\n",htmlspecialchars(rawWiki($ID,''))),
+                    explode("\n",htmlspecialchars(cleanText($text))));
+    $left  = '<a class="wikilink1" href="'.wl($ID).'">'.
+              $ID.' '.date($conf['dformat'],@filemtime(wikiFN($ID))).'</a>'.
+              $lang['current'];
+    $right = $lang['yours'];
+  }else{
+    if($REV){
+      $r = $REV;
+    }else{
+      //use last revision if none given
+      $revs = getRevisions($ID, 0, 1);
+      $r = $revs[0];
+    }
+
+    if($r){
+      $df  = new Diff(explode("\n",htmlspecialchars(rawWiki($ID,$r))),
+                      explode("\n",htmlspecialchars(rawWiki($ID,''))));
+      $left  = '<a class="wikilink1" href="'.wl($ID,"rev=$r").'">'.
+                $ID.' '.date($conf['dformat'],$r).'</a>';
+    }else{
+      $df  = new Diff(array(''),
+                      explode("\n",htmlspecialchars(rawWiki($ID,''))));
+      $left  = '<a class="wikilink1" href="'.wl($ID).'">'.
+                $ID.'</a>';
+    }
+    $right = '<a class="wikilink1" href="'.wl($ID).'">'.
+              $ID.' '.date($conf['dformat'],@filemtime(wikiFN($ID))).'</a> '.
+              $lang['current'];
+  }
+  $tdf = new TableDiffFormatter();
+  if($intro) print p_locale_xhtml('diff');
+  ?>
+    <table class="diff">
+      <tr>
+        <th colspan="2">
+          <?php echo $left?>
+        </th>
+        <th colspan="2">
+          <?php echo $right?>
+        </th>
+      </tr>
+      <?php echo $tdf->format($df)?>
+    </table>
+  <?php
+}
+
+/**
+ * show warning on conflict detection
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_conflict($text,$summary){
+  global $ID;
+  global $lang;
+
+  print p_locale_xhtml('conflict');
+  ?>
+  <form id="dw__editform" method="post" action="<?php echo script()?>" accept-charset="<?php echo $lang['encoding']?>">
+  <div class="centeralign">
+    <input type="hidden" name="id" value="<?php echo $ID?>" />
+    <input type="hidden" name="wikitext" value="<?php echo formText($text)?>" />
+    <input type="hidden" name="summary" value="<?php echo formText($summary)?>" />
+
+    <input class="button" type="submit" name="do[save]" value="<?php echo $lang['btn_save']?>" accesskey="s" title="<?php echo $lang['btn_save']?> [ALT+S]" />
+    <input class="button" type="submit" name="do[cancel]" value="<?php echo $lang['btn_cancel']?>" />
+  </div>
+  </form>
+  <br /><br /><br /><br />
+  <?php
+}
+
+/**
+ * Prints the global message array
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_msgarea(){
+  global $MSG;
+
+  if(!isset($MSG)) return;
+
+  foreach($MSG as $msg){
+    print '<div class="'.$msg['lvl'].'">';
+    print $msg['msg'];
+    print '</div>';
+  }
+}
+
+/**
+ * Prints the registration form
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_register(){
+  global $lang;
+  global $conf;
+  global $ID;
+
+  print p_locale_xhtml('register');
+?>
+  <div class="centeralign">
+  <form id="dw__register" method="post" action="<?php echo wl($ID)?>" accept-charset="<?php echo $lang['encoding']?>">
+  <fieldset>
+    <input type="hidden" name="do" value="register" />
+    <input type="hidden" name="save" value="1" />
+
+    <legend><?php echo $lang['register']?></legend>
+    <label class="block">
+      <?php echo $lang['user']?>
+      <input type="text" name="login" class="edit" size="50" value="<?php echo formText($_POST['login'])?>" />
+    </label><br />
+
+    <?php
+      if (!$conf['autopasswd']) {
+    ?>
+      <label class="block">
+        <?php echo $lang['pass']?>
+        <input type="password" name="pass" class="edit" size="50" />
+      </label><br />
+      <label class="block">
+        <?php echo $lang['passchk']?>
+        <input type="password" name="passchk" class="edit" size="50" />
+      </label><br />
+    <?php
+      }
+    ?>
+
+    <label class="block">
+      <?php echo $lang['fullname']?>
+      <input type="text" name="fullname" class="edit" size="50" value="<?php echo formText($_POST['fullname'])?>" />
+    </label><br />
+    <label class="block">
+      <?php echo $lang['email']?>
+      <input type="text" name="email" class="edit" size="50" value="<?php echo formText($_POST['email'])?>" />
+    </label><br />
+    <input type="submit" class="button" value="<?php echo $lang['register']?>" />
+  </fieldset>
+  </form>
+  </div>
+<?php
+}
+
+/**
+ * Print the update profile form
+ *
+ * @author Christopher Smith <chris@jalakai.co.uk>
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_updateprofile(){
+  global $lang;
+  global $conf;
+  global $ID;
+  global $INFO;
+  global $auth;
+
+  print p_locale_xhtml('updateprofile');
+
+  if (empty($_POST['fullname'])) $_POST['fullname'] = $INFO['userinfo']['name'];
+  if (empty($_POST['email'])) $_POST['email'] = $INFO['userinfo']['mail'];
+?>
+  <div class="centeralign">
+  <form id="dw__register" method="post" action="<?php echo wl($ID)?>" accept-charset="<?php echo $lang['encoding']?>">
+  <fieldset style="width: 80%;">
+    <input type="hidden" name="do" value="profile" />
+    <input type="hidden" name="save" value="1" />
+
+    <legend><?php echo $lang['profile']?></legend>
+    <label class="block">
+      <?php echo $lang['user']?>
+      <input type="text" name="fullname" disabled="disabled" class="edit" size="50" value="<?php echo formText($_SERVER['REMOTE_USER'])?>" />
+    </label><br />
+    <label class="block">
+      <?php echo $lang['fullname']?>
+      <input type="text" name="fullname" <?php if(!$auth->canDo('modName')) echo 'disabled="disabled"'?> class="edit" size="50" value="<?php echo formText($_POST['fullname'])?>" />
+    </label><br />
+    <label class="block">
+      <?php echo $lang['email']?>
+      <input type="text" name="email" <?php if(!$auth->canDo('modName')) echo 'disabled="disabled"'?> class="edit" size="50" value="<?php echo formText($_POST['email'])?>" />
+    </label><br /><br />
+
+    <?php if($auth->canDo('modPass')) { ?>
+    <label class="block">
+      <?php echo $lang['newpass']?>
+      <input type="password" name="newpass" class="edit" size="50" />
+    </label><br />
+    <label class="block">
+      <?php echo $lang['passchk']?>
+      <input type="password" name="passchk" class="edit" size="50" />
+    </label><br />
+    <?php } ?>
+
+    <?php if ($conf['profileconfirm']) { ?>
+      <br />
+      <label class="block">
+      <?php echo $lang['oldpass']?>
+      <input type="password" name="oldpass" class="edit" size="50" />
+    </label><br />
+    <?php } ?>
+
+    <input type="submit" class="button" value="<?php echo $lang['btn_save']?>" />
+    <input type="reset" class="button" value="<?php echo $lang['btn_reset']?>" />
+  </fieldset>
+  </form>
+  </div>
+<?php
+}
+
+/**
+ * This displays the edit form (lots of logic included)
+ *
+ * @fixme    this is a huge lump of code and should be modularized
+ * @triggers HTML_PAGE_FROMTEMPLATE
+ * @author   Andreas Gohr <andi@splitbrain.org>
+ */
+function html_edit($text=null,$include='edit'){ //FIXME: include needed?
+  global $ID;
+  global $REV;
+  global $DATE;
+  global $RANGE;
+  global $PRE;
+  global $SUF;
+  global $INFO;
+  global $SUM;
+  global $lang;
+  global $conf;
+
+  //set summary default
+  if(!$SUM){
+    if($REV){
+      $SUM = $lang['restored'];
+    }elseif(!$INFO['exists']){
+      $SUM = $lang['created'];
+    }
+  }
+
+  //no text? Load it!
+  if(!isset($text)){
+    $pr = false; //no preview mode
+    if($INFO['exists']){
+      if($RANGE){
+        list($PRE,$text,$SUF) = rawWikiSlices($RANGE,$ID,$REV);
+      }else{
+        $text = rawWiki($ID,$REV);
+      }
+    }else{
+      //try to load a pagetemplate
+      $data = array($ID);
+      $text = trigger_event('HTML_PAGE_FROMTEMPLATE',$data,'pageTemplate',true);
+    }
+  }else{
+    $pr = true; //preview mode
+  }
+
+  $wr = $INFO['writable'];
+  if($wr){
+    if ($REV) print p_locale_xhtml('editrev');
+    print p_locale_xhtml($include);
+    $ro=false;
+  }else{
+    // check pseudo action 'source'
+    if(!actionOK('source')){
+      msg('Command disabled: source',-1);
+      return;
+    }
+    print p_locale_xhtml('read');
+    $ro='readonly="readonly"';
+  }
+  if(!$DATE) $DATE = $INFO['lastmod'];
+
+
+?>
+  <div style="width:99%;">
+
+   <div class="toolbar">
+      <div id="draft__status"><?php if(!empty($INFO['draft'])) echo $lang['draftdate'].' '.date($conf['dformat']);?></div>
+      <div id="tool__bar"><?php if(!$ro){?><a href="<?php echo DOKU_BASE?>lib/exe/mediamanager.php?ns=<?php echo $INFO['namespace']?>"
+      target="_blank"><?php echo $lang['mediaselect'] ?></a><?php }?></div>
+
+      <?php if($wr){?>
+      <script type="text/javascript" charset="utf-8">
+        <?php /* sets changed to true when previewed */?>
+        textChanged = <?php ($pr) ? print 'true' : print 'false' ?>;
+      </script>
+      <span id="spell__action"></span>
+      <div id="spell__suggest"></div>
+      <?php } ?>
+   </div>
+   <div id="spell__result"></div>
+
+
+   <form id="dw__editform" method="post" action="<?php echo script()?>" accept-charset="<?php echo $lang['encoding']?>"><div class="no">
+      <input type="hidden" name="id"   value="<?php echo $ID?>" />
+      <input type="hidden" name="rev"  value="<?php echo $REV?>" />
+      <input type="hidden" name="date" value="<?php echo $DATE?>" />
+      <input type="hidden" name="prefix" value="<?php echo formText($PRE)?>" />
+      <input type="hidden" name="suffix" value="<?php echo formText($SUF)?>" />
+    </div>
+
+    <textarea name="wikitext" id="wiki__text" <?php echo $ro?> cols="80" rows="10" class="edit" tabindex="1"><?php echo "\n".formText($text)?></textarea>
+
+    <div id="wiki__editbar">
+      <div id="size__ctl"></div>
+      <?php if($wr){?>
+         <div class="editButtons">
+            <input class="button" id="edbtn__save" type="submit" name="do[save]" value="<?php echo $lang['btn_save']?>" accesskey="s" title="<?php echo $lang['btn_save']?> [ALT+S]" tabindex="4" />
+            <input class="button" id="edbtn__preview" type="submit" name="do[preview]" value="<?php echo $lang['btn_preview']?>" accesskey="p" title="<?php echo $lang['btn_preview']?> [ALT+P]" tabindex="5" />
+            <input class="button" type="submit" name="do[draftdel]" value="<?php echo $lang['btn_cancel']?>" tabindex="6" />
+         </div>
+      <?php } ?>
+      <?php if($wr){ ?>
+        <div class="summary">
+           <label for="edit__summary" class="nowrap"><?php echo $lang['summary']?>:</label>
+           <input type="text" class="edit" name="summary" id="edit__summary" size="50" value="<?php echo formText($SUM)?>" tabindex="2" />
+           <?php html_minoredit()?>
+        </div>
+      <?php }?>
+    </div>
+  </form>
+  </div>
+<?php
+}
+
+/**
+ * Adds a checkbox for minor edits for logged in users
+ *
+ * @author Andrea Gohr <andi@splitbrain.org>
+ */
+function html_minoredit(){
+  global $conf;
+  global $lang;
+  // minor edits are for logged in users only
+  if(!$conf['useacl'] || !$_SERVER['REMOTE_USER']){
+    return;
+  }
+
+  $p = array();
+  $p['name']     = 'minor';
+  $p['type']     = 'checkbox';
+  $p['id']       = 'minoredit';
+  $p['tabindex'] = 3;
+  $p['value']    = '1';
+  if(!empty($_REQUEST['minor'])) $p['checked']='checked';
+  $att = buildAttributes($p);
+
+  print '<span class="nowrap">';
+  print "<input $att />";
+  print '<label for="minoredit">';
+  print $lang['minoredit'];
+  print '</label>';
+  print '</span>';
+}
+
+/**
+ * prints some debug info
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function html_debug(){
+  global $conf;
+  global $lang;
+  global $auth;
+  global $INFO;
+
+  //remove sensitive data
+  $cnf = $conf;
+  $cnf['auth']='***';
+  $cnf['notify']='***';
+  $cnf['ftp']='***';
+  $nfo = $INFO;
+  $nfo['userinfo'] = '***';
+  $ses = $_SESSION;
+  $ses[$conf['title']]['auth'] = '***';
+
+  print '<html><body>';
+
+  print '<p>When reporting bugs please send all the following ';
+  print 'output as a mail to andi@splitbrain.org ';
+  print 'The best way to do this is to save this page in your browser</p>';
+
+  print '<b>$INFO:</b><pre>';
+  print_r($nfo);
+  print '</pre>';
+
+  print '<b>$_SERVER:</b><pre>';
+  print_r($_SERVER);
+  print '</pre>';
+
+  print '<b>$conf:</b><pre>';
+  print_r($cnf);
+  print '</pre>';
+
+  print '<b>DOKU_BASE:</b><pre>';
+  print DOKU_BASE;
+  print '</pre>';
+
+  print '<b>abs DOKU_BASE:</b><pre>';
+  print DOKU_URL;
+  print '</pre>';
+
+  print '<b>rel DOKU_BASE:</b><pre>';
+  print dirname($_SERVER['PHP_SELF']).'/';
+  print '</pre>';
+
+  print '<b>PHP Version:</b><pre>';
+  print phpversion();
+  print '</pre>';
+
+  print '<b>locale:</b><pre>';
+  print setlocale(LC_ALL,0);
+  print '</pre>';
+
+  print '<b>encoding:</b><pre>';
+  print $lang['encoding'];
+  print '</pre>';
+
+  if($auth){
+    print '<b>Auth backend capabilities:</b><pre>';
+    print_r($auth->cando);
+    print '</pre>';
+  }
+
+  print '<b>$_SESSION:</b><pre>';
+  print_r($ses);
+  print '</pre>';
+
+  print '<b>Environment:</b><pre>';
+  print_r($_ENV);
+  print '</pre>';
+
+  print '<b>PHP settings:</b><pre>';
+  $inis = ini_get_all();
+  print_r($inis);
+  print '</pre>';
+
+  print '</body></html>';
+}
+
+function html_admin(){
+  global $ID;
+  global $lang;
+  global $conf;
+
+  print p_locale_xhtml('admin');
+
+  // build menu of admin functions from the plugins that handle them
+  $pluginlist = plugin_list('admin');
+  $menu = array();
+  foreach ($pluginlist as $p) {
+    if($obj =& plugin_load('admin',$p) === NULL) continue;
+    $menu[] = array('plugin' => $p,
+                    'prompt' => $obj->getMenuText($conf['lang']),
+                    'sort' => $obj->getMenuSort()
+                   );
+  }
+
+  usort($menu, 'p_sort_modes');
+
+  // output the menu
+  ptln('<ul>');
+
+  foreach ($menu as $item) {
+    if (!$item['prompt']) continue;
+    ptln('  <li><div class="li"><a href="'.wl($ID, 'do=admin&amp;page='.$item['plugin']).'">'.$item['prompt'].'</a></div></li>');
+  }
+
+  ptln('</ul>');
+}
+
+/**
+ * Form to request a new password for an existing account
+ *
+ * @author Benoit Chesneau <benoit@bchesneau.info>
+ */
+function html_resendpwd() {
+  global $lang;
+  global $conf;
+  global $ID;
+
+  print p_locale_xhtml('resendpwd');
+?>
+  <div class="centeralign">
+  <form id="dw__resendpwd" action="<?php echo wl($ID)?>" accept-charset="<?php echo $lang['encoding']?>" method="post">
+    <fieldset>
+      <br />
+      <legend><?php echo $lang['resendpwd']?></legend>
+      <input type="hidden" name="do" value="resendpwd" />
+      <input type="hidden" name="save" value="1" />
+      <label class="block">
+        <span><?php echo $lang['user']?></span>
+        <input type="text" name="login" value="<?php echo formText($_POST['login'])?>" class="edit" /><br /><br />
+      </label><br />
+      <input type="submit" value="<?php echo $lang['btn_resendpwd']?>" class="button" />
+    </fieldset>
+  </form>
+  </div>
+<?php
+}
+
+//Setup VIM: ex: et ts=2 enc=utf-8 :
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