<?php
/**
 * AJAX call handler for ACL plugin
 *
 * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
 * @author     Andreas Gohr <andi@splitbrain.org>
 */

if(!defined('DOKU_INC')) define('DOKU_INC',dirname(__FILE__).'/../../../');
require_once(DOKU_INC.'inc/init.php');
//close session
session_write_close();

global $conf;
global $ID;
global $INPUT;

//fix for Opera XMLHttpRequests
$postData = http_get_raw_post_data();
if(!count($_POST) && !empty($postData)){
    parse_str($postData, $_POST);
}

if(!auth_isadmin()) die('for admins only');
if(!checkSecurityToken()) die('CRSF Attack');

$ID    = getID();

/** @var $acl admin_plugin_acl */
$acl = plugin_load('admin','acl');
$acl->handle();

$ajax = $INPUT->str('ajax');
header('Content-Type: text/html; charset=utf-8');

if($ajax == 'info'){
    $acl->_html_info();
}elseif($ajax == 'tree'){

    $dir = $conf['datadir'];
    $ns  = $INPUT->str('ns');
    if($ns == '*'){
        $ns ='';
    }
    $ns  = cleanID($ns);
    $lvl = count(explode(':',$ns));
    $ns  = utf8_encodeFN(str_replace(':','/',$ns));

    $data = $acl->_get_tree($ns,$ns);

    foreach(array_keys($data) as $item){
        $data[$item]['level'] = $lvl+1;
    }
    echo html_buildlist($data, 'acl', array($acl, '_html_list_acl'),
                        array($acl, '_html_li_acl'));
}