Fixed bug #10322: Send Notification if BE is locked
[Packages/TYPO3.CMS.git] / typo3 / ajax.php
1 <?php
2 /***************************************************************
3 * Copyright notice
4 *
5 * (c) 2007-2008 Benjamin Mack
6 * All rights reserved
7 *
8 * This script is part of the TYPO3 project. The TYPO3 project is
9 * free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * The GNU General Public License can be found at
15 * http://www.gnu.org/copyleft/gpl.html.
16 * A copy is found in the textfile GPL.txt and important notices to the license
17 * from the author is found in LICENSE.txt distributed with these scripts.
18 *
19 *
20 * This script is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * This copyright notice MUST APPEAR in all copies of the script!
26 ***************************************************************/
27 /**
28 * AJAX dispatcher
29 * @author Benjamin Mack <mack@xnos.org>
30 * @package TYPO3
31 */
32
33 $TYPO3_AJAX = true;
34
35 // include t3lib_div at this time to get the GET/POST methods it provides
36 require_once('../t3lib/class.t3lib_div.php');
37
38 // first get the ajaxID
39 $ajaxID = (string)t3lib_div::_GP('ajaxID');
40
41 // this is a list of requests that don't necessarily need a valid BE user
42 $noUserAjaxIDs = array(
43 'BackendLogin::login',
44 'BackendLogin::logout',
45 'BackendLogin::refreshLogin',
46 'BackendLogin::isTimedOut'
47 );
48
49 // if we're trying to do an ajax login, don't require a user.
50 if(in_array($ajaxID, $noUserAjaxIDs)) {
51 define('TYPO3_PROCEED_IF_NO_USER', 2);
52 }
53
54 require('init.php');
55 require('classes/class.typo3ajax.php');
56
57 // finding the script path from the variable
58 $ajaxScript = $TYPO3_CONF_VARS['BE']['AJAX'][$ajaxID];
59
60
61 // instantiating the AJAX object
62 $ajaxClassName = t3lib_div::makeInstanceClassName('TYPO3AJAX');
63 $ajaxObj = new $ajaxClassName($ajaxID);
64 $ajaxParams = array();
65
66
67 // evaluating the arguments and calling the AJAX method/function
68 if (empty($ajaxID)) {
69 $ajaxObj->setError('No valid ajaxID parameter given.');
70 } else if (empty($ajaxScript)) {
71 $ajaxObj->setError('Registered backend function for ajaxID "'.$ajaxID.'" was not found.');
72 } else {
73 $ret = t3lib_div::callUserFunction($ajaxScript, $ajaxParams, $ajaxObj, false, true);
74 if ($ret === false) {
75 $ajaxObj->setError('Registered backend function for ajaxID "'.$ajaxID.'" was not found.');
76 }
77 }
78
79 // outputting the content (and setting the X-JSON-Header)
80 $ajaxObj->render();
81
82 ?>