dokuwiki-indexmenu-plugin – Rev 1

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<?php
/**
 * AJAX Backend for indexmenu
 *
 * @author Samuele Tognini <samuele@samuele.netsons.org>
 * @license     GPL 2 (http://www.gnu.org/licenses/gpl.html)
 */

//fix for Opera XMLHttpRequests
if(!count($_POST) && @$HTTP_RAW_POST_DATA) {
    parse_str($HTTP_RAW_POST_DATA, $_POST);
}

if(!defined('DOKU_INC')) define('DOKU_INC', realpath(dirname(__FILE__).'/../../../').'/');
if(!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN', DOKU_INC.'lib/plugins/');
require_once(DOKU_INC.'inc/init.php');
require_once(DOKU_INC.'inc/auth.php');
if(!defined('INDEXMENU_IMG_ABSDIR')) define('INDEXMENU_IMG_ABSDIR', DOKU_PLUGIN."indexmenu/images");
//close session
session_write_close();

$ajax_indexmenu = new ajax_indexmenu_plugin;
$ajax_indexmenu->render();

class ajax_indexmenu_plugin {
    /**
     * Output
     *
     * @author Samuele Tognini <samuele@samuele.netsons.org>
     */

    function render() {
        $req  = $_REQUEST['req'];
        $succ = false;
        //send the zip
        if($req == 'send' and isset($_REQUEST['t'])) {
            include(DOKU_PLUGIN.'indexmenu/inc/repo.class.php');
            $repo = new repo_indexmenu_plugin;
            $succ = $repo->send_theme($_REQUEST['t']);
        }
        if($succ) return true;

        header('Content-Type: text/html; charset=utf-8');
        header('Cache-Control: public, max-age=3600');
        header('Pragma: public');
        switch($req) {
            case 'local':  //required for admin.php
                //list themes
                print $this->local_themes();
                break;
            /*case 'toc':
                //print toc preview
                if(isset($_REQUEST['id'])) print $this->print_toc($_REQUEST['id']);
                break;
            case 'index':
                //print index
                if(isset($_REQUEST['idx'])) print $this->print_index($_REQUEST['idx']);
                break;   */
        }
    }

    /**
     * Print a list of local themes
     *
     * @author Samuele Tognini <samuele@samuele.netsons.org>
     */

    function local_themes() {
        $list   = 'indexmenu,'.DOKU_URL.",lib/plugins/indexmenu/images,";
        $data   = array();
        $handle = @opendir(INDEXMENU_IMG_ABSDIR);
        while(false !== ($file = readdir($handle))) {
            if(is_dir(INDEXMENU_IMG_ABSDIR.'/'.$file)
                && $file != "."
                && $file != ".."
                && $file != "repository"
                && $file != "tmp"
                && $file != ".svn"
            ) {
                $data[] = $file;
            }
        }
        closedir($handle);
        sort($data);
        $list .= implode(",", $data);
        return $list;
    }

    /**
     * Print a toc preview
     *
     * @author Samuele Tognini <samuele@samuele.netsons.org>
     * @author Andreas Gohr <andi@splitbrain.org>
     */
    function print_toc($id) {
        require_once(DOKU_INC.'inc/parser/xhtml.php');
        $id = cleanID($id);
        if(auth_quickaclcheck($id) < AUTH_READ) return '';
        $meta = p_get_metadata($id);
        $toc  = $meta['description']['tableofcontents'];
        $out  = '<div class="tocheader toctoggle">'.DOKU_LF;
        if(count($toc) > 1) {
            $out .= $this->render_toc($toc);
        } else {
            $out .= '<a href="'.wl($id).'">';
            $out .= ($meta['title']) ? htmlspecialchars($meta['title']) : htmlspecialchars(noNS($id));
            $out .= '</a>'.DOKU_LF;
            if($meta['description']['abstract']) {
                $out .= '</div>'.DOKU_LF;
                $out .= '<div class="indexmenu_toc_inside">'.DOKU_LF;
                $out .= p_render('xhtml', p_get_instructions($meta['description']['abstract']), $info);
                $out .= '</div>'.DOKU_LF;
            }
        }
        $out .= '</div>'.DOKU_LF;
        return $out;
    }

    /**
     * Return the TOC rendered to XHTML
     *
     * @author Andreas Gohr <andi@splitbrain.org>
     */
    function render_toc($toc) {
        global $lang;
        $r = new Doku_Renderer_xhtml;
        $r->toc = $toc;

        $out = $lang['toc'];
        $out .= '</div>'.DOKU_LF;
        $out .= '<div class="indexmenu_toc_inside">'.DOKU_LF;
        $out .= html_buildlist($r->toc, 'toc', array($this, '_tocitem'));
        $out .= '</div>'.DOKU_LF;
        return $out;
    }

    /**
     * Callback for html_buildlist
     */
    function _tocitem($item) {
        $id = cleanID($_POST['id']);
        return '<span class="li"><a href="'.wl($id, '#'.$item['hid'], false, '').'" class="toc">'.
            htmlspecialchars($item['title']).'</a></span>';
    }

    /**
     * Print index nodes
     *
     * @author Samuele Tognini <samuele@samuele.netsons.org>
     * @author Andreas Gohr <andi@splitbrain.org>
     * @author Rene Hadler <rene.hadler@iteas.at>
     */
    function print_index($ns) {
        require_once(DOKU_PLUGIN.'indexmenu/syntax/indexmenu.php');
        global $conf;
        $idxm  = new syntax_plugin_indexmenu_indexmenu();
                $ns=$idxm->_parse_ns(rawurldecode($ns));
        $level = -1;
        $max   = 0;
        $data  = array();
        $out   = '';
        if($_REQUEST['max'] > 0) {
            $max   = $_REQUEST['max'];
            $level = $max;
        }
        $nss         = ($_REQUEST['nss']) ? cleanID($_REQUEST['nss']) : '';
        $idxm->sort  = $_REQUEST['sort'];
        $idxm->msort = $_REQUEST['msort'];
        $idxm->rsort = $_REQUEST['rsort'];
        $idxm->nsort = $_REQUEST['nsort'];
        $idxm->hsort = $_REQUEST['hsort'];
        $fsdir       = "/".utf8_encodeFN(str_replace(':', '/', $ns));
        $opts        = array(
            'level'         => $level,
            'nons'          => $_REQUEST['nons'],
            'nss'           => array(array($nss, 1)),
            'max'           => $max,
            'js'            => false,
            'nopg'          => $_REQUEST['nopg'],
            'skip_index'    => $idxm->getConf('skip_index'),
            'skip_file'     => $idxm->getConf('skip_file'),
            'headpage'      => $idxm->getConf('headpage'),
            'hide_headpage' => $idxm->getConf('hide_headpage')
        );
        if($idxm->sort || $idxm->msort || $idxm->rsort || $idxm->hsort) {
            $idxm->_search($data, $conf['datadir'], array($idxm, '_search_index'), $opts, $fsdir);
        } else {
            search($data, $conf['datadir'], array($idxm, '_search_index'), $opts, $fsdir);
        }
        if($_REQUEST['nojs']) {
            require_once(DOKU_INC.'inc/html.php');
            $out_tmp = html_buildlist($data, 'idx', array($idxm, "_html_list_index"), "html_li_index");
            $out .= preg_replace('/<ul class="idx">(.*)<\/ul>/s', "$1", $out_tmp);
        } else {
            $nodes = $idxm->_jsnodes($data, '', 0);
            $out   = "ajxnodes = [";
            $out .= rtrim($nodes[0], ",");
            $out .= "];";
        }
        return $out;
    }
}