xref: /dokuwiki/lib/plugins/extension/action.php (revision ddd7c157dce95be9083a32a5c95c29b0690dff1b) 
1<?php
2/** DokuWiki Plugin extension (Action Component)
3 *
4 * @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
5 * @author  Andreas Gohr <andi@splitbrain.org>
6 */
7
8// must be run within Dokuwiki
9if(!defined('DOKU_INC')) die();
10
11class action_plugin_extension extends DokuWiki_Action_Plugin {
12
13    /**
14     * Registers a callback function for a given event
15     *
16     * @param Doku_Event_Handler $controller DokuWiki's event controller object
17     * @return void
18     */
19    public function register(Doku_Event_Handler $controller) {
20
21        $controller->register_hook('AJAX_CALL_UNKNOWN', 'BEFORE', $this, 'info');
22
23    }
24
25    /**
26     * Create the detail info for a single plugin
27     *
28     * @param Doku_Event $event
29     * @param            $param
30     */
31    public function info(Doku_Event &$event, $param) {
32        global $USERINFO;
33        global $INPUT;
34
35        if($event->data != 'plugin_extension') return;
36        $event->preventDefault();
37        $event->stopPropagation();
38
39        if(empty($_SERVER['REMOTE_USER']) || !auth_isadmin($_SERVER['REMOTE_USER'], $USERINFO['grps'])) {
40            http_status(403);
41            echo 'Forbidden';
42            exit;
43        }
44
45        $ext = $INPUT->str('ext');
46        if(!$ext) {
47            http_status(400);
48            echo 'no extension given';
49            return;
50        }
51
52        /** @var helper_plugin_extension_extension $extension */
53        $extension = plugin_load('helper', 'extension_extension');
54        $extension->setExtension($ext);
55
56        $act = $INPUT->str('act');
57        switch($act) {
58            case 'enable':
59            case 'disable':
60                $json = new JSON();
61                $extension->$act(); //enables/disables
62
63                $reverse = ($act == 'disable') ? 'enable' : 'disable';
64
65                $return = array(
66                    'state'   => $act.'d', // isn't English wonderful? :-)
67                    'reverse' => $reverse,
68                    'label'   => $extension->getLang('btn_'.$reverse)
69                );
70
71                header('Content-Type: application/json');
72                echo $json->encode($return);
73                break;
74
75            case 'info':
76            default:
77                /** @var helper_plugin_extension_list $list */
78                $list = plugin_load('helper', 'extension_list');
79                header('Content-Type: text/html; charset=utf-8');
80                echo $list->make_info($extension);
81        }
82    }
83
84}
85
86