Issues in html.php - Failed Issues - Inspection of "Refactor fulltext search functions and class Doku_..." - splitbrain/dokuwiki - Measure and Improve Code Quality continuously with Scrutinizer

Failed Conditions
Pull Request — master (#2943)

by Andreas
created 2020-09-10 07:56 UTC
inc/html.php (12 issues)

Labels

Severity

Upgrade to new PHP Analysis Engine

These results are based on our legacy PHP analysis, consider migrating to our new PHP analysis engine instead. Learn more
<?php
/**
 * HTML output functions
 *
 * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
 * @author     Andreas Gohr <[email protected]>
 */

use dokuwiki\ChangeLog\MediaChangeLog;
use dokuwiki\ChangeLog\PageChangeLog;
use dokuwiki\Extension\AuthPlugin;
use dokuwiki\Extension\Event;
use dokuwiki\Search\FulltextSearch;
use dokuwiki\Search\MetadataIndex;
use dokuwiki\Utf8;

if (!defined('SEC_EDIT_PATTERN')) {
    define('SEC_EDIT_PATTERN', '#<!-- EDIT({.*?}) -->#');
}


/**
 * Convenience function to quickly build a wikilink
 *
 * @author Andreas Gohr <[email protected]>
 * @param string  $id      id of the target page
 * @param string  $name    the name of the link, i.e. the text that is displayed
 * @param string|array  $search  search string(s) that shall be highlighted in the target page
 * @return string the HTML code of the link
 */
function html_wikilink($id,$name=null,$search=''){
    /** @var Doku_Renderer_xhtml $xhtml_renderer */
    static $xhtml_renderer = null;
    if(is_null($xhtml_renderer)){
        $xhtml_renderer = p_get_renderer('xhtml');
    }

    return $xhtml_renderer->internallink($id,$name,$search,true,'navigation');
}

/**
 * The loginform
 *
 * @author   Andreas Gohr <[email protected]>
 *
 * @param bool $svg Whether to show svg icons in the register and resendpwd links or not
 */
function html_login($svg = false){
    global $lang;
    global $conf;
    global $ID;
    global $INPUT;

    print p_locale_xhtml('login');
    print '<div class="centeralign">'.NL;
    $form = new Doku_Form(array('id' => 'dw__login', 'action'=>wl($ID)));
    $form->startFieldset($lang['btn_login']);
    $form->addHidden('id', $ID);
    $form->addHidden('do', 'login');
    $form->addElement(form_makeTextField(
        'u',
        ((!$INPUT->bool('http_credentials')) ? $INPUT->str('u') : ''),
        $lang['user'],
        'focus__this',
        'block')
    );
    $form->addElement(form_makePasswordField('p', $lang['pass'], '', 'block'));
    if($conf['rememberme']) {
        $form->addElement(form_makeCheckboxField('r', '1', $lang['remember'], 'remember__me', 'simple'));
    }
    $form->addElement(form_makeButton('submit', '', $lang['btn_login']));
    $form->endFieldset();

    if(actionOK('register')){
        $registerLink = (new \dokuwiki\Menu\Item\Register())->asHtmlLink('', $svg);
        $form->addElement('<p>'.$lang['reghere'].': '. $registerLink .'</p>');
    }

    if (actionOK('resendpwd')) {
        $resendPwLink = (new \dokuwiki\Menu\Item\Resendpwd())->asHtmlLink('', $svg);
        $form->addElement('<p>'.$lang['pwdforget'].': '. $resendPwLink .'</p>');
    }

    html_form('login', $form);
    print '</div>'.NL;
}


/**
 * Denied page content
 *
 * @return string html
 */
function html_denied() {
    print p_locale_xhtml('denied');

    if(empty($_SERVER['REMOTE_USER']) && actionOK('login')){
        html_login();
    }
}

/**
 * inserts section edit buttons if wanted or removes the markers
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @param string $text
 * @param bool   $show show section edit buttons?
 * @return string
 */
function html_secedit($text,$show=true){
    global $INFO;

    if((isset($INFO) && !$INFO['writable']) || !$show || (isset($INFO) && $INFO['rev'])){
        return preg_replace(SEC_EDIT_PATTERN,'',$text);
    }

    return preg_replace_callback(SEC_EDIT_PATTERN,
                'html_secedit_button', $text);
}

/**
 * prepares section edit button data for event triggering
 * used as a callback in html_secedit
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @param array $matches matches with regexp
 * @return string
 * @triggers HTML_SECEDIT_BUTTON
 */
function html_secedit_button($matches){
    $json = htmlspecialchars_decode($matches[1], ENT_QUOTES);
    $data = json_decode($json, true);
    if ($data == NULL) {
        return;
    }
    $data ['target'] = strtolower($data['target']);
    $data ['hid'] = strtolower($data['hid']);

    return Event::createAndTrigger('HTML_SECEDIT_BUTTON', $data,
                         'html_secedit_get_button');
}

/**
 * prints a section editing button
 * used as default action form HTML_SECEDIT_BUTTON
 *
 * @author Adrian Lang <[email protected]>
 *
 * @param array $data name, section id and target
 * @return string html
 */
function html_secedit_get_button($data) {
    global $ID;
    global $INFO;

    if (!isset($data['name']) || $data['name'] === '') return '';

    $name = $data['name'];
    unset($data['name']);

    $secid = $data['secid'];
    unset($data['secid']);

    return "<div class='secedit editbutton_" . $data['target'] .
                       " editbutton_" . $secid . "'>" .
           html_btn('secedit', $ID, '',
                    array_merge(array('do'  => 'edit',
                                      'rev' => $INFO['lastmod'],
                                      'summary' => '['.$name.'] '), $data),
                    'post', $name) . '</div>';
}

/**
 * Just the back to top button (in its own form)
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @return string html
 */
function html_topbtn(){
    global $lang;

    $ret = '<a class="nolink" href="#dokuwiki__top">' .
        '<button class="button" onclick="window.scrollTo(0, 0)" title="' . $lang['btn_top'] . '">' .
        $lang['btn_top'] .
        '</button></a>';

    return $ret;
}

/**
 * Displays a button (using its own form)
 * If tooltip exists, the access key tooltip is replaced.
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @param string         $name
 * @param string         $id
 * @param string         $akey   access key
 * @param string[] $params key-value pairs added as hidden inputs
 * @param string         $method
 * @param string         $tooltip
 * @param bool|string    $label  label text, false: lookup btn_$name in localization
 * @param string         $svg (optional) svg code, inserted into the button
 * @return string
 */
function html_btn($name, $id, $akey, $params, $method='get', $tooltip='', $label=false, $svg=null){
    global $conf;
    global $lang;

    if (!$label)
        $label = $lang['btn_'.$name];

    $ret = '';

    //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;
    }

    $ret .= '<form class="button btn_'.$name.'" method="'.$method.'" action="'.$script.'"><div class="no">';

    if(is_array($params)){
        foreach($params as $key => $val) {
            $ret .= '<input type="hidden" name="'.$key.'" ';
            $ret .= 'value="'.hsc($val).'" />';
        }
    }

    if ($tooltip!='') {
        $tip = hsc($tooltip);
    }else{
        $tip = hsc($label);
    }

    $ret .= '<button type="submit" ';
    if($akey){
        $tip .= ' ['.strtoupper($akey).']';
        $ret .= 'accesskey="'.$akey.'" ';
    }
    $ret .= 'title="'.$tip.'">';
    if ($svg) {
''   == false // true
''   == null  // true
'ab' == false // false
'ab' == null  // false

// It is often better to use strict comparison
'' === false // false
'' === null  // false
        $ret .= '<span>' . hsc($label) . '</span>';
        $ret .= inlineSVG($svg);
    } else {
        $ret .= hsc($label);
    }
    $ret .= '</button>';
    $ret .= '</div></form>';

    return $ret;
}
/**
 * show a revision warning
 *
 * @author Szymon Olewniczak <[email protected]>
 */
function html_showrev() {
    print p_locale_xhtml('showrev');
}

/**
 * Show a wiki page
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @param null|string $txt wiki text or null for showing $ID
 */
function html_show($txt=null){
    global $ID;
    global $REV;
    global $HIGH;
    global $INFO;
    global $DATE_AT;
    //disable section editing for old revisions or in preview
    if($txt || $REV){
        $secedit = false;
    }else{
        $secedit = true;
    }

    if (!is_null($txt)){
        //PreviewHeader
        echo '<br id="scroll__here" />';
        echo p_locale_xhtml('preview');
        echo '<div class="preview"><div class="pad">';
        $html = html_secedit(p_render('xhtml',p_get_instructions($txt),$info),$secedit);
        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
        echo $html;
        echo '<div class="clearer"></div>';
        echo '</div></div>';

    }else{
        if ($REV||$DATE_AT){
            $data = array('rev' => &$REV, 'date_at' => &$DATE_AT);
            Event::createAndTrigger('HTML_SHOWREV_OUTPUT', $data, 'html_showrev');
        }
        $html = p_wiki_xhtml($ID,$REV,true,$DATE_AT);
        $html = html_secedit($html,$secedit);
        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
        $html = html_hilight($html,$HIGH);
        echo $html;
    }
}

/**
 * ask the user about how to handle an exisiting draft
 *
 * @author Andreas Gohr <[email protected]>
 */
function html_draft(){
    global $INFO;
    global $ID;
    global $lang;
    $draft = new \dokuwiki\Draft($ID, $INFO['client']);
    $text  = $draft->getDraftText();

    print p_locale_xhtml('draft');
    html_diff($text, false);
    $form = new Doku_Form(array('id' => 'dw__editform'));

    $form->addHidden('id', $ID);
    $form->addHidden('date', $draft->getDraftDate());
    $form->addHidden('wikitext', $text);
    $form->addElement(form_makeOpenTag('div', array('id'=>'draft__status')));
    $form->addElement($draft->getDraftMessage());
    $form->addElement(form_makeCloseTag('div'));
    $form->addElement(form_makeButton('submit', 'recover', $lang['btn_recover'], array('tabindex'=>'1')));
    $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_draftdel'], array('tabindex'=>'2')));
    $form->addElement(form_makeButton('submit', 'show', $lang['btn_cancel'], array('tabindex'=>'3')));
    html_form('draft', $form);
}

/**
 * Highlights searchqueries in HTML code
 *
 * @author Andreas Gohr <[email protected]>
 * @author Harry Fuecks <[email protected]>
 *
 * @param string $html
 * @param array|string $phrases
 * @return string html
 */
function html_hilight($html, $phrases) {
    $FulltextSearch = FulltextSearch::getInstance();
    $phrases = (array) $phrases;
    $phrases = array_map('preg_quote_cb', $phrases);
    $phrases = array_map([$FulltextSearch, 'snippetRePreprocess'], $phrases);
    $phrases = array_filter($phrases);
    $regex = implode('|', $phrases);

    if ($regex === '') return $html;
    if (!Utf8\Clean::isUtf8($regex)) return $html;
    $html = @preg_replace_callback("/((<[^>]*)|$regex)/ui",'html_hilight_callback', $html);
    return $html;
}

/**
 * Callback used by html_hilight()
 *
 * @author Harry Fuecks <[email protected]>
 *
 * @param array $m matches
 * @return string html
 */
function html_hilight_callback($m) {
    $hlight = unslash($m[0]);
    if ( !isset($m[2])) {
        $hlight = '<span class="search_hit">'.$hlight.'</span>';
    }
    return $hlight;
}

/**
 * Display error on locked pages
 *
 * @author Andreas Gohr <[email protected]>
 */
function html_locked(){
    global $ID;
    global $conf;
    global $lang;
    global $INFO;

    $locktime = filemtime(wikiLockFN($ID));
    $expire = dformat($locktime + $conf['locktime']);
    $min    = round(($conf['locktime'] - (time() - $locktime) )/60);

    print p_locale_xhtml('locked');
    print '<ul>';
    print '<li><div class="li"><strong>'.$lang['lockedby'].'</strong> '.editorinfo($INFO['locked']).'</div></li>';
    print '<li><div class="li"><strong>'.$lang['lockexpire'].'</strong> '.$expire.' ('.$min.' min)</div></li>';
    print '</ul>';
}

/**
 * list old revisions
 *
 * @author Andreas Gohr <[email protected]>
 * @author Ben Coburn <[email protected]>
 * @author Kate Arzamastseva <[email protected]>
 *
 * @param int $first skip the first n changelog lines
 * @param bool|string $media_id id of media, or false for current page
 */
function html_revisions($first=0, $media_id = false){
    global $ID;
    global $INFO;
    global $conf;
    global $lang;
    $id = $ID;
    if ($media_id) {
        $id = $media_id;
        $changelog = new MediaChangeLog($id);
    } else {
        $changelog = new PageChangeLog($id);
    }

    /* we need to get one additional log entry to be able to
     * decide if this is the last page or is there another one.
     * see html_recent()
     */

    $revisions = $changelog->getRevisions($first, $conf['recent']+1);

    if(count($revisions)==0 && $first!=0){
        $first=0;
        $revisions = $changelog->getRevisions($first, $conf['recent']+1);
    }
    $hasNext = false;
    if (count($revisions)>$conf['recent']) {
        $hasNext = true;
        array_pop($revisions); // remove extra log entry
    }

    if (!$media_id) print p_locale_xhtml('revisions');

    $params = array('id' => 'page__revisions', 'class' => 'changes');
    if($media_id) {
        $params['action'] = media_managerURL(array('image' => $media_id), '&');
    }

    if(!$media_id) {
        $exists = $INFO['exists'];
        $display_name = useHeading('navigation') ? hsc(p_get_first_heading($id)) : $id;
        if(!$display_name) {
            $display_name = $id;
        }
    } else {
        $exists = file_exists(mediaFN($id));
        $display_name = $id;
    }

    $form = new Doku_Form($params);

    $form->addElement(form_makeOpenTag('ul'));

    if($exists && $first == 0) {
        $minor = false;
        if($media_id) {
            $date = dformat(@filemtime(mediaFN($id)));
            $href = media_managerURL(array('image' => $id, 'tab_details' => 'view'), '&');

            $changelog->setChunkSize(1024);
            $revinfo = $changelog->getRevisionInfo(@filemtime(fullpath(mediaFN($id))));

            $summary = $revinfo['sum'];
            if($revinfo['user']) {
                $editor = $revinfo['user'];
            } else {
                $editor = $revinfo['ip'];
            }
            $sizechange = $revinfo['sizechange'];
        } else {
            $date = dformat($INFO['lastmod']);
            if(isset($INFO['meta']) && isset($INFO['meta']['last_change'])) {
                if($INFO['meta']['last_change']['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
                    $minor = true;
                }
                if(isset($INFO['meta']['last_change']['sizechange'])) {
                    $sizechange = $INFO['meta']['last_change']['sizechange'];
                } else {
                    $sizechange = null;
                }
            }
            $pagelog = new PageChangeLog($ID);
            $latestrev = $pagelog->getRevisions(-1, 1);
            $latestrev = array_pop($latestrev);
            $href = wl($id,"rev=$latestrev",false,'&');
            $summary = $INFO['sum'];
            $editor = $INFO['editor'];
        }

        $form->addElement(form_makeOpenTag('li', array('class' => ($minor ? 'minor' : ''))));
        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
        $form->addElement(form_makeTag('input', array(
                        'type' => 'checkbox',
                        'name' => 'rev2[]',
                        'value' => 'current')));

        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
        $form->addElement($date);
        $form->addElement(form_makeCloseTag('span'));

        $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');

        $form->addElement(form_makeOpenTag('a', array(
                        'class' => 'wikilink1',
                        'href'  => $href)));
        $form->addElement($display_name);
        $form->addElement(form_makeCloseTag('a'));

        if ($media_id) $form->addElement(form_makeOpenTag('div'));

        if($summary) {
            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
            if(!$media_id) $form->addElement(' – ');
            $form->addElement('<bdi>' . hsc($summary) . '</bdi>');
            $form->addElement(form_makeCloseTag('span'));
        }

        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
        $form->addElement((empty($editor))?('('.$lang['external_edit'].')'):'<bdi>'.editorinfo($editor).'</bdi>');
        $form->addElement(form_makeCloseTag('span'));

        html_sizechange($sizechange, $form);

        $form->addElement('('.$lang['current'].')');

        if ($media_id) $form->addElement(form_makeCloseTag('div'));

        $form->addElement(form_makeCloseTag('div'));
        $form->addElement(form_makeCloseTag('li'));
    }

    foreach($revisions as $rev) {
        $date = dformat($rev);
        $info = $changelog->getRevisionInfo($rev);
        if($media_id) {
            $exists = file_exists(mediaFN($id, $rev));
        } else {
            $exists = page_exists($id, $rev);
        }

        $class = '';
        if($info['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
            $class = 'minor';
        }
        $form->addElement(form_makeOpenTag('li', array('class' => $class)));
        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
        if($exists){
            $form->addElement(form_makeTag('input', array(
                            'type' => 'checkbox',
                            'name' => 'rev2[]',
                            'value' => $rev)));
        }else{
            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
        }

        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
        $form->addElement($date);
        $form->addElement(form_makeCloseTag('span'));

        if($exists){
            if (!$media_id) {
                $href = wl($id,"rev=$rev,do=diff", false, '&');
            } else {
                $href = media_managerURL(array('image' => $id, 'rev' => $rev, 'mediado' => 'diff'), '&');
            }
            $form->addElement(form_makeOpenTag('a', array(
                            'class' => 'diff_link',
                            'href' => $href)));
            $form->addElement(form_makeTag('img', array(
                            'src'    => DOKU_BASE.'lib/images/diff.png',
                            'width'  => 15,
                            'height' => 11,
                            'title'  => $lang['diff'],
                            'alt'    => $lang['diff'])));
            $form->addElement(form_makeCloseTag('a'));

            if (!$media_id) {
                $href = wl($id,"rev=$rev",false,'&');
            } else {
                $href = media_managerURL(array('image' => $id, 'tab_details' => 'view', 'rev' => $rev), '&');
            }
            $form->addElement(form_makeOpenTag('a', array(
                            'class' => 'wikilink1',
                            'href' => $href)));
            $form->addElement($display_name);
            $form->addElement(form_makeCloseTag('a'));
        }else{
            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
            $form->addElement($display_name);
        }

        if ($media_id) $form->addElement(form_makeOpenTag('div'));

        if ($info['sum']) {
            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
            if(!$media_id) $form->addElement(' – ');
            $form->addElement('<bdi>'.hsc($info['sum']).'</bdi>');
            $form->addElement(form_makeCloseTag('span'));
        }

        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
        if($info['user']){
            $form->addElement('<bdi>'.editorinfo($info['user']).'</bdi>');
            if(auth_ismanager()){
                $form->addElement(' <bdo dir="ltr">('.$info['ip'].')</bdo>');
            }
        }else{
            $form->addElement('<bdo dir="ltr">'.$info['ip'].'</bdo>');
        }
        $form->addElement(form_makeCloseTag('span'));

        html_sizechange($info['sizechange'], $form);

        if ($media_id) $form->addElement(form_makeCloseTag('div'));

        $form->addElement(form_makeCloseTag('div'));
        $form->addElement(form_makeCloseTag('li'));
    }
    $form->addElement(form_makeCloseTag('ul'));
    if (!$media_id) {
        $form->addElement(form_makeButton('submit', 'diff', $lang['diff2']));
    } else {
        $form->addHidden('mediado', 'diff');
        $form->addElement(form_makeButton('submit', '', $lang['diff2']));
    }
    html_form('revisions', $form);

    print '<div class="pagenav">';
    $last = $first + $conf['recent'];
    if ($first > 0) {
        $first -= $conf['recent'];
        if ($first < 0) $first = 0;
        print '<div class="pagenav-prev">';
        if ($media_id) {
            print html_btn('newer',$media_id,"p",media_managerURL(array('first' => $first), '&amp;', false, true));
        } else {
            print html_btn('newer',$id,"p",array('do' => 'revisions', 'first' => $first));
        }
        print '</div>';
    }
    if ($hasNext) {
        print '<div class="pagenav-next">';
        if ($media_id) {
            print html_btn('older',$media_id,"n",media_managerURL(array('first' => $last), '&amp;', false, true));
        } else {
            print html_btn('older',$id,"n",array('do' => 'revisions', 'first' => $last));
        }
        print '</div>';
    }
    print '</div>';

}

/**
 * display recent changes
 *
 * @author Andreas Gohr <[email protected]>
 * @author Matthias Grimm <[email protected]>
 * @author Ben Coburn <[email protected]>
 * @author Kate Arzamastseva <[email protected]>
 *
 * @param int $first
 * @param string $show_changes
 */
function html_recent($first = 0, $show_changes = 'both') {
    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.
     */
    $flags = 0;
    if($show_changes == 'mediafiles' && $conf['mediarevisions']) {
        $flags = RECENTS_MEDIA_CHANGES;
    } elseif($show_changes == 'pages') {
        $flags = 0;
    } elseif($conf['mediarevisions']) {
        $show_changes = 'both';
        $flags = RECENTS_MEDIA_PAGES_MIXED;
    }

    $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
    if(count($recents) == 0 && $first != 0) {
        $first = 0;
        $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
    }
    $hasNext = false;
    if(count($recents) > $conf['recent']) {
        $hasNext = true;
        array_pop($recents); // remove extra log entry
    }

    print p_locale_xhtml('recent');

    if(getNS($ID) != '') {
        print '<div class="level1"><p>' .
            sprintf($lang['recent_global'], getNS($ID), wl('', 'do=recent')) .
            '</p></div>';
    }

    $form = new Doku_Form(array('id' => 'dw__recent', 'method' => 'GET', 'class' => 'changes', 'action'=>wl($ID)));
    $form->addHidden('sectok', null);
    $form->addHidden('do', 'recent');
    $form->addHidden('id', $ID);

    if($conf['mediarevisions']) {
        $form->addElement('<div class="changeType">');
        $form->addElement(form_makeListboxField(
                    'show_changes',
                    array(
                        'pages'      => $lang['pages_changes'],
                        'mediafiles' => $lang['media_changes'],
                        'both'       => $lang['both_changes']
                    ),
                    $show_changes,
                    $lang['changes_type'],
                    '', '',
                    array('class' => 'quickselect')));

        $form->addElement(form_makeButton('submit', 'recent', $lang['btn_apply']));
        $form->addElement('</div>');
    }

    $form->addElement(form_makeOpenTag('ul'));

    foreach($recents as $recent) {
        $date = dformat($recent['date']);

        $class = '';
        if($recent['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
            $class = 'minor';
        }
        $form->addElement(form_makeOpenTag('li', array('class' => $class)));
        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));

        if(!empty($recent['media'])) {
            $form->addElement(media_printicon($recent['id']));
        } else {
            $icon = DOKU_BASE . 'lib/images/fileicons/file.png';
            $form->addElement('<img src="' . $icon . '" alt="' . $recent['id'] . '" class="icon" />');
        }

        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
        $form->addElement($date);
        $form->addElement(form_makeCloseTag('span'));

        $diff = false;
        $href = '';

        if(!empty($recent['media'])) {
            $changelog = new MediaChangeLog($recent['id']);
            $revs = $changelog->getRevisions(0, 1);
            $diff = (count($revs) && file_exists(mediaFN($recent['id'])));
            if($diff) {
                $href = media_managerURL(array(
                                            'tab_details' => 'history',
                                            'mediado' => 'diff',
                                            'image' => $recent['id'],
                                            'ns' => getNS($recent['id'])
                                        ), '&');
            }
        } else {
            $href = wl($recent['id'], "do=diff", false, '&');
        }

        if(!empty($recent['media']) && !$diff) {
            $form->addElement('<img src="' . DOKU_BASE . 'lib/images/blank.gif" width="15" height="11" alt="" />');
        } else {
            $form->addElement(form_makeOpenTag('a', array('class' => 'diff_link', 'href' => $href)));
            $form->addElement(form_makeTag('img', array(
                            'src'    => DOKU_BASE . 'lib/images/diff.png',
                            'width'  => 15,
                            'height' => 11,
                            'title'  => $lang['diff'],
                            'alt'    => $lang['diff']
                        )));
            $form->addElement(form_makeCloseTag('a'));
        }

        if(!empty($recent['media'])) {
            $href = media_managerURL(
                array(
                    'tab_details' => 'history',
                    'image' => $recent['id'],
                    'ns' => getNS($recent['id'])
                ),
                '&'
            );
        } else {
            $href = wl($recent['id'], "do=revisions", false, '&');
        }
        $form->addElement(form_makeOpenTag('a', array(
                        'class' => 'revisions_link',
                        'href'  => $href)));
        $form->addElement(form_makeTag('img', array(
                        'src'    => DOKU_BASE . 'lib/images/history.png',
                        'width'  => 12,
                        'height' => 14,
                        'title'  => $lang['btn_revs'],
                        'alt'    => $lang['btn_revs']
                    )));
        $form->addElement(form_makeCloseTag('a'));

        if(!empty($recent['media'])) {
            $href = media_managerURL(
                array(
                    'tab_details' => 'view',
                    'image' => $recent['id'],
                    'ns' => getNS($recent['id'])
                ),
                '&'
            );
            $class = file_exists(mediaFN($recent['id'])) ? 'wikilink1' : 'wikilink2';
            $form->addElement(form_makeOpenTag('a', array(
                        'class' => $class,
                        'href'  => $href)));
            $form->addElement($recent['id']);
            $form->addElement(form_makeCloseTag('a'));
        } else {
            $form->addElement(html_wikilink(':' . $recent['id'], useHeading('navigation') ? null : $recent['id']));
        }
        $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
        $form->addElement(' – ' . hsc($recent['sum']));
        $form->addElement(form_makeCloseTag('span'));

        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
        if($recent['user']) {
            $form->addElement('<bdi>' . editorinfo($recent['user']) . '</bdi>');
            if(auth_ismanager()) {
                $form->addElement(' <bdo dir="ltr">(' . $recent['ip'] . ')</bdo>');
            }
        } else {
            $form->addElement('<bdo dir="ltr">' . $recent['ip'] . '</bdo>');
        }
        $form->addElement(form_makeCloseTag('span'));

        html_sizechange($recent['sizechange'], $form);

        $form->addElement(form_makeCloseTag('div'));
        $form->addElement(form_makeCloseTag('li'));
    }
    $form->addElement(form_makeCloseTag('ul'));

    $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav')));
    $last = $first + $conf['recent'];
    if($first > 0) {
        $first -= $conf['recent'];
        if($first < 0) $first = 0;
        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-prev')));
        $form->addElement(form_makeOpenTag('button', array(
                        'type'      => 'submit',
                        'name'      => 'first[' . $first . ']',
                        'accesskey' => 'n',
                        'title'     => $lang['btn_newer'] . ' [N]',
                        'class'     => 'button show'
                    )));
        $form->addElement($lang['btn_newer']);
        $form->addElement(form_makeCloseTag('button'));
        $form->addElement(form_makeCloseTag('div'));
    }
    if($hasNext) {
        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-next')));
        $form->addElement(form_makeOpenTag('button', array(
                        'type'      => 'submit',
                        'name'      => 'first[' . $last . ']',
                        'accesskey' => 'p',
                        'title'     => $lang['btn_older'] . ' [P]',
                        'class'     => 'button show'
                    )));
        $form->addElement($lang['btn_older']);
        $form->addElement(form_makeCloseTag('button'));
        $form->addElement(form_makeCloseTag('div'));
    }
    $form->addElement(form_makeCloseTag('div'));
    html_form('recent', $form);
}

/**
 * Display page index
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @param string $ns
 */
function html_index($ns){
    global $conf;
    global $ID;
    $ns  = cleanID($ns);
    if(empty($ns)){
        $ns = getNS($ID);
        if($ns === false) $ns ='';
    }
    $ns  = utf8_encodeFN(str_replace(':','/',$ns));

    echo p_locale_xhtml('index');
    echo '<div id="index__tree" class="index__tree">';

    $data = array();
    search($data,$conf['datadir'],'search_index',array('ns' => $ns));
    echo html_buildlist($data,'idx','html_list_index','html_li_index');

    echo '</div>';
}

/**
 * Index item formatter
 *
 * User function for html_buildlist()
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @param array $item
 * @return string
 */
function html_list_index($item){
    global $ID, $conf;

    // prevent searchbots needlessly following links
    $nofollow = ($ID != $conf['start'] || $conf['sitemap']) ? 'rel="nofollow"' : '';

    $ret = '';
    $base = ':'.$item['id'];
    $base = substr($base,strrpos($base,':')+1);
    if($item['type']=='d'){
        // FS#2766, no need for search bots to follow namespace links in the index
        $link = wl($ID, 'idx=' . rawurlencode($item['id']));
        $ret .= '<a href="' . $link . '" title="' . $item['id'] . '" class="idx_dir" ' . $nofollow . '><strong>';
        $ret .= $base;
        $ret .= '</strong></a>';
    }else{
        // default is noNSorNS($id), but we want noNS($id) when useheading is off FS#2605
        $ret .= html_wikilink(':'.$item['id'], useHeading('navigation') ? null : noNS($item['id']));
    }
    return $ret;
}

/**
 * Index List item
 *
 * This user function is used in html_buildlist to build the
 * <li> tags for namespaces when displaying the page index
 * it gives different classes to opened or closed "folders"
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @param array $item
 * @return string html
 */
function html_li_index($item){
    global $INFO;
    global $ACT;

    $class = '';
    $id = '';

    if($item['type'] == "f"){
        // scroll to the current item
        if(isset($INFO) && $item['id'] == $INFO['id'] && $ACT == 'index') {
            $id = ' id="scroll__here"';
            $class = ' bounce';
        }
        return '<li class="level'.$item['level'].$class.'" '.$id.'>';
    }elseif($item['open']){
        return '<li class="open">';
    }else{
        return '<li class="closed">';
    }
}

/**
 * Default List item
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @param array $item
 * @return string html
 */
function html_li_default($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 <[email protected]>
 *
 * @param array    $data  array with item arrays
 * @param string   $class class of ul wrapper
 * @param callable $func  callback to print an list item
 * @param callable $lifunc callback to the opening li tag
 * @param bool     $forcewrapper Trigger building a wrapper ul if the first level is
 *                               0 (we have a root object) or 1 (just the root content)
 * @return string html of an unordered list
 */
function html_buildlist($data,$class,$func,$lifunc='html_li_default',$forcewrapper=false){
    if (count($data) === 0) {
        return '';
    }

    $firstElement = reset($data);
    $start_level = $firstElement['level'];
    $level = $start_level;
    $ret   = '';
    $open  = 0;

    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\">";
                $ret .= "\n<ul class=\"$class\">\n";
                $open++;
            }
            $level = $item['level'];

        }elseif( $item['level'] < $level ){
            //close last item
            $ret .= "</li>\n";
            while( $level > $item['level'] && $open > 0 ){
                //close higher lists
                $ret .= "</ul>\n</li>\n";
                $level--;
                $open--;
            }
        } elseif ($ret !== '') {
            //close previous item
            $ret .= "</li>\n";
        }

        //print item
        $ret .= call_user_func($lifunc,$item);
        $ret .= '<div class="li">';

        $ret .= call_user_func($func,$item);
        $ret .= '</div>';
    }

    //close remaining items and lists
    $ret .= "</li>\n";
    while($open-- > 0) {
        $ret .= "</ul></li>\n";
    }

    if ($forcewrapper || $start_level < 2) {
        // Trigger building a wrapper ul if the first level is
        // 0 (we have a root object) or 1 (just the root content)
        $ret = "\n<ul class=\"$class\">\n".$ret."</ul>\n";
    }

    return $ret;
}

/**
 * display backlinks
 *
 * @author Andreas Gohr <[email protected]>
 * @author Michael Klier <[email protected]>
 */
function html_backlinks(){
    global $ID;
    global $lang;

    print p_locale_xhtml('backlinks');

    $MetadataIndex = MetadataIndex::getInstance();
    $data = $MetadataIndex->backlinks($ID);

    if(!empty($data)) {
        print '<ul class="idx">';
        foreach($data as $blink){
            print '<li><div class="li">';
            print html_wikilink(':'.$blink,useHeading('navigation')?null:$blink);
            print '</div></li>';
        }
        print '</ul>';
    } else {
        print '<div class="level1"><p>' . $lang['nothingfound'] . '</p></div>';
    }
}

/**
 * Get header of diff HTML
 *
 * @param string $l_rev   Left revisions
 * @param string $r_rev   Right revision
 * @param string $id      Page id, if null $ID is used
 * @param bool   $media   If it is for media files
 * @param bool   $inline  Return the header on a single line
 * @return string[] HTML snippets for diff header
 */
function html_diff_head($l_rev, $r_rev, $id = null, $media = false, $inline = false) {
    global $lang;
    if ($id === null) {
        global $ID;
        $id = $ID;
    }
    $head_separator = $inline ? ' ' : '<br />';
    $media_or_wikiFN = $media ? 'mediaFN' : 'wikiFN';
    $ml_or_wl = $media ? 'ml' : 'wl';
    $l_minor = $r_minor = '';

    if($media) {
        $changelog = new MediaChangeLog($id);
    } else {
        $changelog = new PageChangeLog($id);
    }
    if(!$l_rev){
        $l_head = '&mdash;';
    }else{
        $l_info   = $changelog->getRevisionInfo($l_rev);
        if($l_info['user']){
            $l_user = '<bdi>'.editorinfo($l_info['user']).'</bdi>';
            if(auth_ismanager()) $l_user .= ' <bdo dir="ltr">('.$l_info['ip'].')</bdo>';
        } else {
            $l_user = '<bdo dir="ltr">'.$l_info['ip'].'</bdo>';
        }
        $l_user  = '<span class="user">'.$l_user.'</span>';
        $l_sum   = ($l_info['sum']) ? '<span class="sum"><bdi>'.hsc($l_info['sum']).'</bdi></span>' : '';
        if ($l_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $l_minor = 'class="minor"';

        $l_head_title = ($media) ? dformat($l_rev) : $id.' ['.dformat($l_rev).']';
        $l_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$l_rev").'">'.
        $l_head_title.'</a></bdi>'.
        $head_separator.$l_user.' '.$l_sum;
    }

    if($r_rev){
        $r_info   = $changelog->getRevisionInfo($r_rev);
        if($r_info['user']){
            $r_user = '<bdi>'.editorinfo($r_info['user']).'</bdi>';
            if(auth_ismanager()) $r_user .= ' <bdo dir="ltr">('.$r_info['ip'].')</bdo>';
        } else {
            $r_user = '<bdo dir="ltr">'.$r_info['ip'].'</bdo>';
        }
        $r_user = '<span class="user">'.$r_user.'</span>';
        $r_sum  = ($r_info['sum']) ? '<span class="sum"><bdi>'.hsc($r_info['sum']).'</bdi></span>' : '';
        if ($r_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';

        $r_head_title = ($media) ? dformat($r_rev) : $id.' ['.dformat($r_rev).']';
        $r_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$r_rev").'">'.
        $r_head_title.'</a></bdi>'.
        $head_separator.$r_user.' '.$r_sum;
    }elseif($_rev = @filemtime($media_or_wikiFN($id))){
        $_info   = $changelog->getRevisionInfo($_rev);
        if($_info['user']){
            $_user = '<bdi>'.editorinfo($_info['user']).'</bdi>';
            if(auth_ismanager()) $_user .= ' <bdo dir="ltr">('.$_info['ip'].')</bdo>';
        } else {
            $_user = '<bdo dir="ltr">'.$_info['ip'].'</bdo>';
        }
        $_user = '<span class="user">'.$_user.'</span>';
        $_sum  = ($_info['sum']) ? '<span class="sum"><bdi>'.hsc($_info['sum']).'</span></bdi>' : '';
        if ($_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';

        $r_head_title = ($media) ? dformat($_rev) : $id.' ['.dformat($_rev).']';
        $r_head  = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id).'">'.
        $r_head_title.'</a></bdi> '.
        '('.$lang['current'].')'.
        $head_separator.$_user.' '.$_sum;
    }else{
        $r_head = '&mdash; ('.$lang['current'].')';
    }

    return array($l_head, $r_head, $l_minor, $r_minor);
}

/**
 * Show diff
 * between current page version and provided $text
 * or between the revisions provided via GET or POST
 *
 * @author Andreas Gohr <[email protected]>
 * @param  string $text  when non-empty: compare with this text with most current version
 * @param  bool   $intro display the intro text
 * @param  string $type  type of the diff (inline or sidebyside)
 */
function html_diff($text = '', $intro = true, $type = null) {
    global $ID;
    global $REV;
    global $lang;
    global $INPUT;
    global $INFO;
    $pagelog = new PageChangeLog($ID);

    /*
     * Determine diff type
     */
    if(!$type) {
        $type = $INPUT->str('difftype');
        if(empty($type)) {
            $type = get_doku_pref('difftype', $type);
            if(empty($type) && $INFO['ismobile']) {
                $type = 'inline';
            }
        }
    }
    if($type != 'inline') $type = 'sidebyside';

    /*
     * Determine requested revision(s)
     */
    // we're trying to be clever here, revisions to compare can be either
    // given as rev and rev2 parameters, with rev2 being optional. Or in an
    // array in rev2.
    $rev1 = $REV;

    $rev2 = $INPUT->ref('rev2');
    if(is_array($rev2)) {
        $rev1 = (int) $rev2[0];
        $rev2 = (int) $rev2[1];

        if(!$rev1) {
            $rev1 = $rev2;
            unset($rev2);
        }
    } else {
        $rev2 = $INPUT->int('rev2');
    }

    /*
     * Determine left and right revision, its texts and the header
     */
    $r_minor = '';
    $l_minor = '';

    if($text) { // compare text to the most current revision
        $l_rev = '';
        $l_text = rawWiki($ID, '');
        $l_head = '<a class="wikilink1" href="' . wl($ID) . '">' .
            $ID . ' ' . dformat((int) @filemtime(wikiFN($ID))) . '</a> ' .
            $lang['current'];

        $r_rev = '';
        $r_text = cleanText($text);
        $r_head = $lang['yours'];
    } else {
        if($rev1 && isset($rev2) && $rev2) { // two specific revisions wanted
            // make sure order is correct (older on the left)
            if($rev1 < $rev2) {
                $l_rev = $rev1;
                $r_rev = $rev2;
            } else {
                $l_rev = $rev2;
                $r_rev = $rev1;
            }
        } elseif($rev1) { // single revision given, compare to current
            $r_rev = '';
            $l_rev = $rev1;
        } else { // no revision was given, compare previous to current
            $r_rev = '';
            $revs = $pagelog->getRevisions(0, 1);
            $l_rev = $revs[0];
            $REV = $l_rev; // store revision back in $REV
        }

        // when both revisions are empty then the page was created just now
        if(!$l_rev && !$r_rev) {
            $l_text = '';
        } else {
            $l_text = rawWiki($ID, $l_rev);
        }
        $r_text = rawWiki($ID, $r_rev);

        list($l_head, $r_head, $l_minor, $r_minor) = html_diff_head($l_rev, $r_rev, null, false, $type == 'inline');
    }

    /*
     * Build navigation
     */
    $l_nav = '';
    $r_nav = '';
    if(!$text) {
        list($l_nav, $r_nav) = html_diff_navigation($pagelog, $type, $l_rev, $r_rev);
    }
    /*
     * Create diff object and the formatter
     */
    $diff = new Diff(explode("\n", $l_text), explode("\n", $r_text));

    if($type == 'inline') {
        $diffformatter = new InlineDiffFormatter();
    } else {
        $diffformatter = new TableDiffFormatter();
    }
    /*
     * Display intro
     */
    if($intro) print p_locale_xhtml('diff');

    /*
     * Display type and exact reference
     */
    if(!$text) {
        ptln('<div class="diffoptions group">');


        $form = new Doku_Form(array('action' => wl()));

        $form->addHidden('id', $ID);
        $form->addHidden('rev2[0]', $l_rev);
        $form->addHidden('rev2[1]', $r_rev);
        $form->addHidden('do', 'diff');
        $form->addElement(
             form_makeListboxField(
                 'difftype',
                 array(
                     'sidebyside' => $lang['diff_side'],
                     'inline' => $lang['diff_inline']
                 ),
                 $type,
                 $lang['diff_type'],
                 '', '',
                 array('class' => 'quickselect')
             )
        );
        $form->addElement(form_makeButton('submit', 'diff', 'Go'));
        $form->printForm();

        ptln('<p>');
        // link to exactly this view FS#2835
        echo html_diff_navigationlink($type, 'difflink', $l_rev, $r_rev ? $r_rev : $INFO['currentrev']);
        ptln('</p>');

        ptln('</div>'); // .diffoptions
    }

    /*
     * Display diff view table
     */
    ?>
    <div class="table">
    <table class="diff diff_<?php echo $type ?>">

        <?php
        //navigation and header
        if($type == 'inline') {
            if(!$text) { ?>
                <tr>
                    <td class="diff-lineheader">-</td>
                    <td class="diffnav"><?php echo $l_nav ?></td>
                </tr>
                <tr>
                    <th class="diff-lineheader">-</th>
                    <th <?php echo $l_minor ?>>
                        <?php echo $l_head ?>
                    </th>
                </tr>
            <?php } ?>
            <tr>
                <td class="diff-lineheader">+</td>
                <td class="diffnav"><?php echo $r_nav ?></td>
            </tr>
            <tr>
                <th class="diff-lineheader">+</th>
                <th <?php echo $r_minor ?>>
                    <?php echo $r_head ?>
                </th>
            </tr>
        <?php } else {
            if(!$text) { ?>
                <tr>
                    <td colspan="2" class="diffnav"><?php echo $l_nav ?></td>
                    <td colspan="2" class="diffnav"><?php echo $r_nav ?></td>
                </tr>
            <?php } ?>
            <tr>
                <th colspan="2" <?php echo $l_minor ?>>
                    <?php echo $l_head ?>
                </th>
                <th colspan="2" <?php echo $r_minor ?>>
                    <?php echo $r_head ?>
                </th>
            </tr>
        <?php }

        //diff view
        echo html_insert_softbreaks($diffformatter->format($diff)); ?>

    </table>
    </div>
<?php
}

/**
 * Create html for revision navigation
 *
 * @param PageChangeLog $pagelog changelog object of current page
 * @param string        $type    inline vs sidebyside
 * @param int           $l_rev   left revision timestamp
 * @param int           $r_rev   right revision timestamp
 * @return string[] html of left and right navigation elements
 */
function html_diff_navigation($pagelog, $type, $l_rev, $r_rev) {
    global $INFO, $ID;

    // last timestamp is not in changelog, retrieve timestamp from metadata
    // note: when page is removed, the metadata timestamp is zero
    if(!$r_rev) {
        if(isset($INFO['meta']['last_change']['date'])) {
            $r_rev = $INFO['meta']['last_change']['date'];
        } else {
            $r_rev = 0;
        }
    }

    //retrieve revisions with additional info
    list($l_revs, $r_revs) = $pagelog->getRevisionsAround($l_rev, $r_rev);
    $l_revisions = array();
    if(!$l_rev) {
        $l_revisions[0] = array(0, "", false); //no left revision given, add dummy
    }
    foreach($l_revs as $rev) {
        $info = $pagelog->getRevisionInfo($rev);
        $l_revisions[$rev] = array(
            $rev,
            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
            $r_rev ? $rev >= $r_rev : false //disable?
        );
    }
    $r_revisions = array();
    if(!$r_rev) {
        $r_revisions[0] = array(0, "", false); //no right revision given, add dummy
    }
    foreach($r_revs as $rev) {
        $info = $pagelog->getRevisionInfo($rev);
        $r_revisions[$rev] = array(
            $rev,
            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
            $rev <= $l_rev //disable?
        );
    }

    //determine previous/next revisions
    $l_index = array_search($l_rev, $l_revs);
    $l_prev = $l_revs[$l_index + 1];
    $l_next = $l_revs[$l_index - 1];
    if($r_rev) {
        $r_index = array_search($r_rev, $r_revs);
        $r_prev = $r_revs[$r_index + 1];
        $r_next = $r_revs[$r_index - 1];
    } else {
        //removed page
        if($l_next) {
            $r_prev = $r_revs[0];
        } else {
            $r_prev = null;
        }
        $r_next = null;
    }

    /*
     * Left side:
     */
    $l_nav = '';
    //move back
    if($l_prev) {
        $l_nav .= html_diff_navigationlink($type, 'diffbothprevrev', $l_prev, $r_prev);
        $l_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_prev, $r_rev);
    }
    //dropdown
    $form = new Doku_Form(array('action' => wl()));

    $form->addHidden('id', $ID);
    $form->addHidden('difftype', $type);
    $form->addHidden('rev2[1]', $r_rev);
    $form->addHidden('do', 'diff');
    $form->addElement(
         form_makeListboxField(
             'rev2[0]',
             $l_revisions,
             $l_rev,
             '', '', '',
             array('class' => 'quickselect')
         )
    );
    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
    $l_nav .= $form->getForm();
    //move forward
    if($l_next && ($l_next < $r_rev || !$r_rev)) {
        $l_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_next, $r_rev);
    }

    /*
     * Right side:
     */
    $r_nav = '';
    //move back
    if($l_rev < $r_prev) {
        $r_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_rev, $r_prev);
    }
    //dropdown
    $form = new Doku_Form(array('action' => wl()));

    $form->addHidden('id', $ID);
    $form->addHidden('rev2[0]', $l_rev);
    $form->addHidden('difftype', $type);
    $form->addHidden('do', 'diff');
    $form->addElement(
         form_makeListboxField(
             'rev2[1]',
             $r_revisions,
             $r_rev,
             '', '', '',
             array('class' => 'quickselect')
         )
    );
    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
    $r_nav .= $form->getForm();
    //move forward
    if($r_next) {
        if($pagelog->isCurrentRevision($r_next)) {
            $r_nav .= html_diff_navigationlink($type, 'difflastrev', $l_rev); //last revision is diff with current page
        } else {
            $r_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_rev, $r_next);
        }
        $r_nav .= html_diff_navigationlink($type, 'diffbothnextrev', $l_next, $r_next);
    }
    return array($l_nav, $r_nav);
}

/**
 * Create html link to a diff defined by two revisions
 *
 * @param string $difftype display type
 * @param string $linktype
 * @param int $lrev oldest revision
 * @param int $rrev newest revision or null for diff with current revision
 * @return string html of link to a diff
 */
function html_diff_navigationlink($difftype, $linktype, $lrev, $rrev = null) {
    global $ID, $lang;
    if(!$rrev) {
        $urlparam = array(
            'do' => 'diff',
            'rev' => $lrev,
            'difftype' => $difftype,
        );
    } else {
        $urlparam = array(
            'do' => 'diff',
            'rev2[0]' => $lrev,
            'rev2[1]' => $rrev,
            'difftype' => $difftype,
        );
    }
    return  '<a class="' . $linktype . '" href="' . wl($ID, $urlparam) . '" title="' . $lang[$linktype] . '">' .
                '<span>' . $lang[$linktype] . '</span>' .
            '</a>' . "\n";
}

/**
 * Insert soft breaks in diff html
 *
 * @param string $diffhtml
 * @return string
 */
function html_insert_softbreaks($diffhtml) {
    // search the diff html string for both:
    // - html tags, so these can be ignored
    // - long strings of characters without breaking characters
    return preg_replace_callback('/<[^>]*>|[^<> ]{12,}/','html_softbreak_callback',$diffhtml);
}

/**
 * callback which adds softbreaks
 *
 * @param array $match array with first the complete match
 * @return string the replacement
 */
function html_softbreak_callback($match){
    // if match is an html tag, return it intact
    if ($match[0][0] == '<') return $match[0];

    // its a long string without a breaking character,
    // make certain characters into breaking characters by inserting a
    // word break opportunity (<wbr> tag) in front of them.
    $regex = <<< REGEX
(?(?=              # start a conditional expression with a positive look ahead ...
&\#?\\w{1,6};)     # ... for html entities - we don't want to split them (ok to catch some invalid combinations)
&\#?\\w{1,6};      # yes pattern - a quicker match for the html entity, since we know we have one
|
[?/,&\#;:]         # no pattern - any other group of 'special' characters to insert a breaking character after
)+                 # end conditional expression
REGEX;

    return preg_replace('<'.$regex.'>xu','\0<wbr>',$match[0]);
}

/**
 * show warning on conflict detection
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @param string $text
 * @param string $summary
 */
function html_conflict($text,$summary){
    global $ID;
    global $lang;

    print p_locale_xhtml('conflict');
    $form = new Doku_Form(array('id' => 'dw__editform'));

    $form->addHidden('id', $ID);
    $form->addHidden('wikitext', $text);
    $form->addHidden('summary', $summary);
    $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('accesskey'=>'s')));
    $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel']));
    html_form('conflict', $form);
    print '<br /><br /><br /><br />'.NL;
}

/**
 * Prints the global message array
 *
 * @author Andreas Gohr <[email protected]>
 */
function html_msgarea(){
    global $MSG, $MSG_shown;
    /** @var array $MSG */
    // store if the global $MSG has already been shown and thus HTML output has been started
    $MSG_shown = true;

    if(!isset($MSG)) return;

    $shown = array();
    foreach($MSG as $msg){
        $hash = md5($msg['msg']);
        if(isset($shown[$hash])) continue; // skip double messages
        if(info_msg_allowed($msg)){
            print '<div class="'.$msg['lvl'].'">';
            print $msg['msg'];
            print '</div>';
        }
        $shown[$hash] = 1;
    }

    unset($GLOBALS['MSG']);
}

/**
 * Prints the registration form
 *
 * @author Andreas Gohr <[email protected]>
 */
function html_register(){
    global $lang;
    global $conf;
    global $INPUT;

    $base_attrs = array('size'=>50,'required'=>'required');
    $email_attrs = $base_attrs + array('type'=>'email','class'=>'edit');

    print p_locale_xhtml('register');
    print '<div class="centeralign">'.NL;
    $form = new Doku_Form(array('id' => 'dw__register'));

    $form->startFieldset($lang['btn_register']);
    $form->addHidden('do', 'register');
    $form->addHidden('save', '1');
    $form->addElement(
        form_makeTextField(
            'login',
            $INPUT->post->str('login'),
            $lang['user'],
            '',
            'block',
            $base_attrs
        )
    );
    if (!$conf['autopasswd']) {
        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', $base_attrs));
        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', $base_attrs));
    }
    $form->addElement(
        form_makeTextField(
            'fullname',
            $INPUT->post->str('fullname'),
            $lang['fullname'],
            '',
            'block',
            $base_attrs
        )
    );
    $form->addElement(
        form_makeField(
            'email',
            'email',
            $INPUT->post->str('email'),
            $lang['email'],
            '',
            'block',
            $email_attrs
        )
    );
    $form->addElement(form_makeButton('submit', '', $lang['btn_register']));
    $form->endFieldset();
    html_form('register', $form);

    print '</div>'.NL;
}

/**
 * Print the update profile form
 *
 * @author Christopher Smith <[email protected]>
 * @author Andreas Gohr <[email protected]>
 */
function html_updateprofile(){
    global $lang;
    global $conf;
    global $INPUT;
    global $INFO;
    /** @var AuthPlugin $auth */
    global $auth;

    print p_locale_xhtml('updateprofile');
    print '<div class="centeralign">'.NL;

    $fullname = $INPUT->post->str('fullname', $INFO['userinfo']['name'], true);
    $email = $INPUT->post->str('email', $INFO['userinfo']['mail'], true);
    $form = new Doku_Form(array('id' => 'dw__register'));

    $form->startFieldset($lang['profile']);
    $form->addHidden('do', 'profile');
    $form->addHidden('save', '1');
    $form->addElement(
        form_makeTextField(
            'login',
            $_SERVER['REMOTE_USER'],
            $lang['user'],
            '',
            'block',
            array('size' => '50', 'disabled' => 'disabled')
        )
    );
    $attr = array('size'=>'50');
    if (!$auth->canDo('modName')) $attr['disabled'] = 'disabled';
    $form->addElement(form_makeTextField('fullname', $fullname, $lang['fullname'], '', 'block', $attr));
    $attr = array('size'=>'50', 'class'=>'edit');
    if (!$auth->canDo('modMail')) $attr['disabled'] = 'disabled';
    $form->addElement(form_makeField('email','email', $email, $lang['email'], '', 'block', $attr));
    $form->addElement(form_makeTag('br'));
    if ($auth->canDo('modPass')) {
        $form->addElement(form_makePasswordField('newpass', $lang['newpass'], '', 'block', array('size'=>'50')));
        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
    }
    if ($conf['profileconfirm']) {
        $form->addElement(form_makeTag('br'));
        $form->addElement(
            form_makePasswordField(
                'oldpass',
                $lang['oldpass'],
                '',
                'block',
                array('size' => '50', 'required' => 'required')
            )
        );
    }
    $form->addElement(form_makeButton('submit', '', $lang['btn_save']));
    $form->addElement(form_makeButton('reset', '', $lang['btn_reset']));

    $form->endFieldset();
    html_form('updateprofile', $form);

    if ($auth->canDo('delUser') && actionOK('profile_delete')) {
        $form_profiledelete = new Doku_Form(array('id' => 'dw__profiledelete'));
        $form_profiledelete->startFieldset($lang['profdeleteuser']);
        $form_profiledelete->addHidden('do', 'profile_delete');
        $form_profiledelete->addHidden('delete', '1');
        $form_profiledelete->addElement(
            form_makeCheckboxField(
                'confirm_delete',
                '1',
                $lang['profconfdelete'],
                'dw__confirmdelete',
                '',
                array('required' => 'required')
            )
        );
        if ($conf['profileconfirm']) {
            $form_profiledelete->addElement(form_makeTag('br'));
            $form_profiledelete->addElement(
                form_makePasswordField(
                    'oldpass',
                    $lang['oldpass'],
                    '',
                    'block',
                    array('size' => '50', 'required' => 'required')
                )
            );
        }
        $form_profiledelete->addElement(form_makeButton('submit', '', $lang['btn_deleteuser']));
        $form_profiledelete->endFieldset();

        html_form('profiledelete', $form_profiledelete);
    }

    print '</div>'.NL;
}

/**
 * Preprocess edit form data
 *
 * @author   Andreas Gohr <[email protected]>
 *
 * @triggers HTML_EDITFORM_OUTPUT
 */
function html_edit(){
    global $INPUT;
    global $ID;
    global $REV;
    global $DATE;
    global $PRE;
    global $SUF;
    global $INFO;
    global $SUM;
    global $lang;
    global $conf;
    global $TEXT;

    if ($INPUT->has('changecheck')) {
        $check = $INPUT->str('changecheck');
    } elseif(!$INFO['exists']){
        // $TEXT has been loaded from page template
        $check = md5('');
    } else {
        $check = md5($TEXT);
    }
    $mod = md5($TEXT) !== $check;

    $wr = $INFO['writable'] && !$INFO['locked'];
    $include = 'edit';
    if($wr){
        if ($REV) $include = 'editrev';
    }else{
        // check pseudo action 'source'
        if(!actionOK('source')){
            msg('Command disabled: source',-1);
            return;
        }
        $include = 'read';
    }

    global $license;

    $form = new Doku_Form(array('id' => 'dw__editform'));

    $form->addHidden('id', $ID);
    $form->addHidden('rev', $REV);
    $form->addHidden('date', $DATE);
    $form->addHidden('prefix', $PRE . '.');
    $form->addHidden('suffix', $SUF);
    $form->addHidden('changecheck', $check);

    $data = array('form' => $form,
                  'wr'   => $wr,
                  'media_manager' => true,
                  'target' => ($INPUT->has('target') && $wr) ? $INPUT->str('target') : 'section',
                  'intro_locale' => $include);

    if ($data['target'] !== 'section') {
        // Only emit event if page is writable, section edit data is valid and
        // edit target is not section.
        Event::createAndTrigger('HTML_EDIT_FORMSELECTION', $data, 'html_edit_form', true);
    } else {
        html_edit_form($data);
    }
    if (isset($data['intro_locale'])) {
        echo p_locale_xhtml($data['intro_locale']);
    }

    $form->addHidden('target', $data['target']);
    if ($INPUT->has('hid')) {
        $form->addHidden('hid', $INPUT->str('hid'));
    }
    if ($INPUT->has('codeblockOffset')) {
        $form->addHidden('codeblockOffset', $INPUT->str('codeblockOffset'));
    }
    $form->addElement(form_makeOpenTag('div', array('id'=>'wiki__editbar', 'class'=>'editBar')));
    $form->addElement(form_makeOpenTag('div', array('id'=>'size__ctl')));
    $form->addElement(form_makeCloseTag('div'));
    if ($wr) {
        $form->addElement(form_makeOpenTag('div', array('class'=>'editButtons')));
        $form->addElement(
            form_makeButton(
                'submit',
                'save',
                $lang['btn_save'],
                array('id' => 'edbtn__save', 'accesskey' => 's', 'tabindex' => '4')
            )
        );
        $form->addElement(
            form_makeButton(
                'submit',
                'preview',
                $lang['btn_preview'],
                array('id' => 'edbtn__preview', 'accesskey' => 'p', 'tabindex' => '5')
            )
        );
        $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel'], array('tabindex'=>'6')));
        $form->addElement(form_makeCloseTag('div'));
        $form->addElement(form_makeOpenTag('div', array('class'=>'summary')));
        $form->addElement(
            form_makeTextField(
                'summary',
                $SUM,
                $lang['summary'],
                'edit__summary',
                'nowrap',
                array('size' => '50', 'tabindex' => '2')
            )
        );
        $elem = html_minoredit();
        if ($elem) $form->addElement($elem);
        $form->addElement(form_makeCloseTag('div'));
    }
    $form->addElement(form_makeCloseTag('div'));
    if($wr && $conf['license']){
        $form->addElement(form_makeOpenTag('div', array('class'=>'license')));
        $out  = $lang['licenseok'];
        $out .= ' <a href="'.$license[$conf['license']]['url'].'" rel="license" class="urlextern"';
        if($conf['target']['extern']) $out .= ' target="'.$conf['target']['extern'].'"';
        $out .= '>'.$license[$conf['license']]['name'].'</a>';
        $form->addElement($out);
        $form->addElement(form_makeCloseTag('div'));
    }

    if ($wr) {
        // sets changed to true when previewed
        echo '<script>/*<![CDATA[*/'. NL;
        echo 'textChanged = ' . ($mod ? 'true' : 'false');
        echo '/*!]]>*/</script>' . NL;
    } ?>
    <div class="editBox" role="application">

    <div class="toolbar group">
        <div id="tool__bar" class="tool__bar"><?php
            if ($wr && $data['media_manager']){
                ?><a href="<?php echo DOKU_BASE?>lib/exe/mediamanager.php?ns=<?php echo $INFO['namespace']?>"
                target="_blank"><?php echo $lang['mediaselect'] ?></a><?php
            }?>
        </div>
    </div>
    <div id="draft__status" class="draft__status">
        <?php
        $draft = new \dokuwiki\Draft($ID, $INFO['client']);
        if ($draft->isDraftAvailable()) {
            echo $draft->getDraftMessage();
        }
        ?>
    </div>
    <?php

    html_form('edit', $form);
    print '</div>'.NL;
}

/**
 * Display the default edit form
 *
 * Is the default action for HTML_EDIT_FORMSELECTION.
 *
 * @param mixed[] $param
 */
function html_edit_form($param) {
    global $TEXT;

    if ($param['target'] !== 'section') {
        msg('No editor for edit target ' . hsc($param['target']) . ' found.', -1);
    }

    $attr = array('tabindex'=>'1');
    if (!$param['wr']) $attr['readonly'] = 'readonly';

    $param['form']->addElement(form_makeWikiText($TEXT, $attr));
}

/**
 * Adds a checkbox for minor edits for logged in users
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @return array|bool
 */
function html_minoredit(){
    global $conf;
    global $lang;
    global $INPUT;
    // minor edits are for logged in users only
    if(!$conf['useacl'] || !$_SERVER['REMOTE_USER']){
        return false;
    }

    $p = array();
    $p['tabindex'] = 3;
    if($INPUT->bool('minor')) $p['checked']='checked';
    return form_makeCheckboxField('minor', '1', $lang['minoredit'], 'minoredit', 'nowrap', $p);
}

/**
 * prints some debug info
 *
 * @author Andreas Gohr <[email protected]>
 */
function html_debug(){
    global $conf;
    global $lang;
    /** @var AuthPlugin $auth */
    global $auth;
    global $INFO;

    //remove sensitive data
    $cnf = $conf;
    debug_guard($cnf);
    $nfo = $INFO;
    debug_guard($nfo);
    $ses = $_SESSION;
    debug_guard($ses);

    print '<html><body>';

    print '<p>When reporting bugs please send all the following ';
    print 'output as a mail to [email protected] ';
    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($auth){
        print '<b>Auth backend capabilities:</b><pre>';
        foreach ($auth->getCapabilities() as $cando){
            print '   '.str_pad($cando,16) . ' => ' . (int)$auth->canDo($cando) . NL;
        }
        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>';

    if (function_exists('apache_get_version')) {
        $apache = array();
        $apache['version'] = apache_get_version();

        if (function_exists('apache_get_modules')) {
            $apache['modules'] = apache_get_modules();
        }
        print '<b>Apache</b><pre>';
        print_r($apache);
        print '</pre>';
    }

    print '</body></html>';
}

/**
 * Form to request a new password for an existing account
 *
 * @author Benoit Chesneau <[email protected]>
 * @author Andreas Gohr <[email protected]>
 */
function html_resendpwd() {
    global $lang;
    global $conf;
    global $INPUT;

    $token = preg_replace('/[^a-f0-9]+/','',$INPUT->str('pwauth'));

    if(!$conf['autopasswd'] && $token){
        print p_locale_xhtml('resetpwd');
        print '<div class="centeralign">'.NL;
        $form = new Doku_Form(array('id' => 'dw__resendpwd'));

        $form->startFieldset($lang['btn_resendpwd']);
        $form->addHidden('token', $token);
        $form->addHidden('do', 'resendpwd');

        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', array('size'=>'50')));
        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));

        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
        $form->endFieldset();
        html_form('resendpwd', $form);
        print '</div>'.NL;
    }else{
        print p_locale_xhtml('resendpwd');
        print '<div class="centeralign">'.NL;
        $form = new Doku_Form(array('id' => 'dw__resendpwd'));

        $form->startFieldset($lang['resendpwd']);
        $form->addHidden('do', 'resendpwd');
        $form->addHidden('save', '1');
        $form->addElement(form_makeTag('br'));
        $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block'));
        $form->addElement(form_makeTag('br'));
        $form->addElement(form_makeTag('br'));
        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
        $form->endFieldset();
        html_form('resendpwd', $form);
        print '</div>'.NL;
    }
}

/**
 * Return the TOC rendered to XHTML
 *
 * @author Andreas Gohr <[email protected]>
 *
 * @param array $toc
 * @return string html
 */
function html_TOC($toc){
    if(!count($toc)) return '';
    global $lang;
    $out  = '<!-- TOC START -->'.DOKU_LF;
    $out .= '<div id="dw__toc" class="dw__toc">'.DOKU_LF;
    $out .= '<h3 class="toggle">';
    $out .= $lang['toc'];
    $out .= '</h3>'.DOKU_LF;
    $out .= '<div>'.DOKU_LF;
    $out .= html_buildlist($toc,'toc','html_list_toc','html_li_default',true);
    $out .= '</div>'.DOKU_LF.'</div>'.DOKU_LF;
    $out .= '<!-- TOC END -->'.DOKU_LF;
    return $out;
}

/**
 * Callback for html_buildlist
 *
 * @param array $item
 * @return string html
 */
function html_list_toc($item){
    if(isset($item['hid'])){
        $link = '#'.$item['hid'];
    }else{
        $link = $item['link'];
    }

    return '<a href="'.$link.'">'.hsc($item['title']).'</a>';
}

/**
 * Helper function to build TOC items
 *
 * Returns an array ready to be added to a TOC array
 *
 * @param string $link  - where to link (if $hash set to '#' it's a local anchor)
 * @param string $text  - what to display in the TOC
 * @param int    $level - nesting level
 * @param string $hash  - is prepended to the given $link, set blank if you want full links
 * @return array the toc item
 */
function html_mktocitem($link, $text, $level, $hash='#'){
    return  array( 'link'  => $hash.$link,
            'title' => $text,
            'type'  => 'ul',
            'level' => $level);
}

/**
 * Output a Doku_Form object.
 * Triggers an event with the form name: HTML_{$name}FORM_OUTPUT
 *
 * @author Tom N Harris <[email protected]>
 *
 * @param string     $name The name of the form
 * @param Doku_Form  $form The form
 */
function html_form($name, &$form) {
    // Safety check in case the caller forgets.
    $form->endFieldset();
    Event::createAndTrigger('HTML_'.strtoupper($name).'FORM_OUTPUT', $form, 'html_form_output', false);
}

/**
 * Form print function.
 * Just calls printForm() on the data object.
 *
 * @param Doku_Form $data The form
 */
function html_form_output($data) {
    $data->printForm();
}

/**
 * Embed a flash object in HTML
 *
 * This will create the needed HTML to embed a flash movie in a cross browser
 * compatble way using valid XHTML
 *
 * The parameters $params, $flashvars and $atts need to be associative arrays.
 * No escaping needs to be done for them. The alternative content *has* to be
 * escaped because it is used as is. If no alternative content is given
 * $lang['noflash'] is used.
 *
 * @author Andreas Gohr <[email protected]>
 * @link   http://latrine.dgx.cz/how-to-correctly-insert-a-flash-into-xhtml
 *
 * @param string $swf      - the SWF movie to embed
 * @param int $width       - width of the flash movie in pixels
 * @param int $height      - height of the flash movie in pixels
 * @param array $params    - additional parameters (<param>)
 * @param array $flashvars - parameters to be passed in the flashvar parameter
 * @param array $atts      - additional attributes for the <object> tag
 * @param string $alt      - alternative content (is NOT automatically escaped!)
 * @return string         - the XHTML markup
 */
function html_flashobject($swf,$width,$height,$params=null,$flashvars=null,$atts=null,$alt=''){
    global $lang;

    $out = '';

    // prepare the object attributes
    if(is_null($atts)) $atts = array();
    $atts['width']  = (int) $width;
    $atts['height'] = (int) $height;
    if(!$atts['width'])  $atts['width']  = 425;
    if(!$atts['height']) $atts['height'] = 350;

    // add object attributes for standard compliant browsers
    $std = $atts;
    $std['type'] = 'application/x-shockwave-flash';
    $std['data'] = $swf;

    // add object attributes for IE
    $ie  = $atts;
    $ie['classid'] = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';

    // open object (with conditional comments)
    $out .= '<!--[if !IE]> -->'.NL;
    $out .= '<object '.buildAttributes($std).'>'.NL;
    $out .= '<!-- <![endif]-->'.NL;
    $out .= '<!--[if IE]>'.NL;
    $out .= '<object '.buildAttributes($ie).'>'.NL;
    $out .= '    <param name="movie" value="'.hsc($swf).'" />'.NL;
    $out .= '<!--><!-- -->'.NL;

    // print params
    if(is_array($params)) foreach($params as $key => $val){
        $out .= '  <param name="'.hsc($key).'" value="'.hsc($val).'" />'.NL;
    }

    // add flashvars
    if(is_array($flashvars)){
        $out .= '  <param name="FlashVars" value="'.buildURLparams($flashvars).'" />'.NL;
    }

    // alternative content
    if($alt){
        $out .= $alt.NL;
    }else{
        $out .= $lang['noflash'].NL;
    }

    // finish
    $out .= '</object>'.NL;
    $out .= '<!-- <![endif]-->'.NL;

    return $out;
}

/**
 * Prints HTML code for the given tab structure
 *
 * @param array  $tabs        tab structure
 * @param string $current_tab the current tab id
 */
function html_tabs($tabs, $current_tab = null) {
    echo '<ul class="tabs">'.NL;

    foreach($tabs as $id => $tab) {
        html_tab($tab['href'], $tab['caption'], $id === $current_tab);
    }

    echo '</ul>'.NL;
}

/**
 * Prints a single tab
 *
 * @author Kate Arzamastseva <[email protected]>
 * @author Adrian Lang <[email protected]>
 *
 * @param string $href - tab href
 * @param string $caption - tab caption
 * @param boolean $selected - is tab selected
 */

function html_tab($href, $caption, $selected=false) {
    $tab = '<li>';
    if ($selected) {
        $tab .= '<strong>';
    } else {
        $tab .= '<a href="' . hsc($href) . '">';
    }
    $tab .= hsc($caption)
         .  '</' . ($selected ? 'strong' : 'a') . '>'
         .  '</li>'.NL;
    echo $tab;
}

/**
 * Display size change
 *
 * @param int $sizechange - size of change in Bytes
 * @param Doku_Form $form - form to add elements to
 */

function html_sizechange($sizechange, Doku_Form $form) {
    if(isset($sizechange)) {
        $class = 'sizechange';
        $value = filesize_h(abs($sizechange));
        if($sizechange > 0) {
            $class .= ' positive';
            $value = '+' . $value;
        } elseif($sizechange < 0) {
            $class .= ' negative';
            $value = '-' . $value;
        } else {
            $value = '±' . $value;
        }
        $form->addElement(form_makeOpenTag('span', array('class' => $class)));
        $form->addElement($value);
        $form->addElement(form_makeCloseTag('span'));
    }
}

splitbrain / dokuwiki

Pull Request — master (#2943)

inc/html.php (12 issues)

Labels

Severity

Introduced By

Upgrade to new PHP Analysis Engine

Duplication Side-by-Side

Filter issues like
