function from inc/wiki.php in dokuwiki modified for researchr (http://reganmian.net/wiki/researchr:start)

html.php

function html_search(){
    global $conf;
    global $QUERY;
    global $ID;
    global $lang;

print '<div class="toc">
<div class="tocheader toctoggle" id="toc__header">Table of Contents</div>
<div id="toc__inside">

<ul class="toc">
<li class="level1"><div class="li"><span class="li"><a href="#pages" class="toc">Pagenames</a></span></div></li>
<li class="level1"><div class="li"><span class="li"><a href="#authors" class="toc">Authors</a></span></div>
<li class="level1"><div class="li"><span class="li"><a href="#tools" class="toc">Tools</a></span></div></li>
<li class="level1"><div class="li"><span class="li"><a href="#articles" class="toc">Articles</a></span></div></li>
<li class="level1"><div class="li"><span class="li"><a href="#conferences" class="toc">Conferences</a></span></div></li>
<li class="level1"><div class="li"><span class="li"><a href="#other" class="toc">Other pages</a></span></div>
</ul>
</div>
</div>';
    $intro = p_locale_xhtml('searchpage');
    // allow use of placeholder in search intro
    $intro = str_replace(
                array('@QUERY@','@SEARCH@'),
                array(hsc(rawurlencode($QUERY)),hsc($QUERY)),
                $intro);
    //echo $intro;
    print '<h1>Search: '.$QUERY.'</h1>';

    flush();

    //show progressbar
    print '<div class="centeralign" id="dw__loading">'.NL;
    print '<script type="text/javascript" charset="utf-8"><!--//--><![CDATA[//><!--'.NL;
    print 'showLoadBar();'.NL;
    print '//--><!]]></script>'.NL;
    print '<br /></div>'.NL;
    flush();

    $articles = '/^(clip|kindle|notes)\:/';
    $avoid =    '/((^(ref|abib|kbib|jbib|bib|a|t|clip|kindle|notes|skimg|aera11|gccce11|cscl11|aera12)\:)|^start$)/';
    $conferences = '/^(aera11|gccce11|cscl11|aera12)\:/';
    $tool = '/^t\:/';
    $author = '/^a\:/';

    //do quick pagesearch
    $data = array();

    $data = ft_pageLookup($QUERY,true,useHeading('navigation'));
    $out = '';
    foreach($data as $id => $title){
        if(!preg_match($avoid, $id)){
            $out = $out. '<li> ';
            if (useHeading('navigation')) {
                $name = $title;
            }else{
                $ns = getNS($id);
                if($ns){
                    $name = shorten(noNS($id), ' ('.$ns.')',30);
                }else{
                    $name = $id;
                }
            }
            $out = $out. html_wikilink(':'.$id,$name);
            $out = $out. '</li> ';
        }
    }

    if($out != '') {
        print '<h2 name=pages id=pages>Page titles</h2>';
        print '<ul class="search_quickhits">';
        print $out;
        print "</ul>";
        print '<div class="clearer"></div>';
        flush();
    }

    $data = ft_pageSearch($QUERY,$regexp);


    ///////////////////////////////////////////////////////////////////////////
    // authors
    $out = '';
    foreach($data as $id => $cnt){
        if(preg_match($author, $id))  {

            $out = $out . '<li>' . html_wikilink(':'.$id,useHeading('navigation')?null:$id,$regexp) . '</li>';
        }
    }
    if($out != '') {
        print '<br><h2 name=authors id=authors>Authors</h2>';
        print '<ul class="search_quickhits">';
        print $out;
        print "</ul>";
        print '<div class="clearer"></div>';
    }


    ///////////////////////////////////////////////////////////////////////////
    // tools
    $out = '';
    foreach($data as $id => $cnt){
        if(preg_match($tool, $id)) {
            $out = $out . '<li>' . html_wikilink(':'.$id,useHeading('navigation')?null:$id,$regexp) . '</li>';
        }

    }

    if($out != '') {
        print '<br><h2 name=tools id=tools>Tool results</h2>';
        print '<ul class="search_quickhits">';
        print $out;
        print "</ul>";
        print '<div class="clearer"></div>';
        flush();
    }


    ///////////////////////////////////////////////////////////////////////////
    // articles
    $out = '';
    $out2 = '';
    $pattern = '/^(clip:|skimg:|kindle:|notes:|ref:)(.*)$/';
    $already = array();

    // $json =file_get_contents(dirname ( __FILE__ )."/../lib/plugins/dokuresearchr/json.tmp");
    // $jbib = json_decode($json,true);

    foreach($data as $id => $cnt){
        if((preg_match('/^notes\:/', $id))) {
            if (preg_match($pattern, $id, $matches)) {
                $idshow = $matches[2];
            } else {$idshow = $id;}
            if (!in_array($idshow, $already)) {
                $cnttxt = '';
                if($cnt !== 0){$cnttxt = ': <span class="search_cnt">'.$cnt.' '.$lang['hits'].'</span><br />';}
                $already[] = $idshow;
                $pub = '<div class="search_result">';
                // $entry = $jbib[$idshow];
                //print var_dump($entry);
                //$pub = $pub . html_wikilink('ref:'.$idshow,$entry[2],$regexp);
                $pub = $pub . html_wikilink('ref:'.$idshow,useHeading('navigation')?null:$id,$regexp);

        // $citekey = substr($match,2,-1);
        // $json =file_get_contents(dirname ( __FILE__ )."/json.tmp");
        // $t = json_decode($json,true);
        // $entry = $t[$citekey];
        // $cit =  $entry[0];
        // $year = $entry[1];
        // return array($citekey,$cit,$year,$entry[2]);
        // break;



                $pub = $pub  . $cnttxt;
                $out = $out . $pub. '</div>';
            }

        }

    }
    foreach($data as $id => $cnt){
        if((preg_match($articles, $id))) {
            if (preg_match($pattern, $id, $matches)) {
                $idshow = 'ref:' . $matches[2];
            } else {$idshow = $id;}
            if (!in_array($idshow, $already)) {

                $cnttxt = '';
                if($cnt !== 0){$cnttxt = ': <span class="search_cnt">'.$cnt.' '.$lang['hits'].'</span><br />';}
                $already[] = $idshow;
                $pub = '<div class="search_result">';
                $pub = $pub . html_wikilink(':'.$idshow,useHeading('navigation')?null:$id,$regexp);
                $pub = $pub  . $cnttxt . '</div>';
                $out2 = $out2 . $pub;
            }

        }

    }


    if($out != '') {
        print '<br><h2 name=articles id=articles>Article results (notes)</h2>';
        print $out;
        flush();
    }

    if($out != '') {
        print '<br><h2 name=articles id=articles>Article results (clippings)</h2>';
        print $out2;
        flush();
    }

    ///////////////////////////////////////////////////////////////////////////
    //conferences
    $out = '';
    foreach($data as $id => $cnt){
        if(preg_match($conferences, $id)) {
            if($cnt !== 0){$cnttxt = ': <span class="search_cnt">'.$cnt.' '.$lang['hits'].'</span><br />';}
            $out = $out . '<div class="search_result">' . html_wikilink(':'.$id,useHeading('navigation')?null:$id,$regexp);
            $out = $out . $cnttxt . '</span></div>';
        }

    }

    if($out != '') {
        print '<br><h2 name=conferences id=conferences>Conference results</h2>';
        print $out;
        flush();
    }

    ///////////////////////////////////////////////////////////////////////////
    //other
    $out = '';
    foreach($data as $id => $cnt){
        if(!preg_match($avoid, $id)) {
            if($cnt !== 0){$cnttxt = ': <span class="search_cnt">'.$cnt.' '.$lang['hits'].'</span><br />';}
            $out = $out . '<div class="search_result">' . html_wikilink(':'.$id,useHeading('navigation')?null:$id,$regexp);
            $out = $out . $cnttxt . '</span></div>';
        }

    }


    if($out != '') {
        print '<br><h2 name=other id=other>All other pages results</h2>';
        print $out;
        flush();
    }

    //hide progressbar
    print '<script type="text/javascript" charset="utf-8"><!--//--><![CDATA[//><!--'.NL;
    print 'hideLoadBar("dw__loading");'.NL;
    print '//--><!]]></script>'.NL;
    flush();
}