1<?php
2/**
3 * DokuWiki Plugin googleverify (Action Component)
4 *
5 * @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
6 * @author  Andreas Gohr <andi@splitbrain.org>
7 */
8
9// must be run within Dokuwiki
10if (!defined('DOKU_INC')) {
11    die();
12}
13
14class action_plugin_googleverify extends DokuWiki_Action_Plugin
15{
16
17    /**
18     * Registers a callback function for a given event
19     *
20     * @param Doku_Event_Handler $controller DokuWiki's event controller object
21     *
22     * @return void
23     */
24    public function register(Doku_Event_Handler $controller)
25    {
26        $controller->register_hook('TPL_METAHEADER_OUTPUT', 'BEFORE', $this, 'handle_tpl_metaheader_output');
27
28    }
29
30    /**
31     * [Custom event handler which performs action]
32     *
33     * Called for event:
34     *
35     * @param Doku_Event $event event object by reference
36     * @param mixed $param [the parameters passed as fifth argument to register_hook() when this
37     *                           handler was registered]
38     *
39     * @return void
40     */
41    public function handle_tpl_metaheader_output(Doku_Event $event, $param)
42    {
43        $code = $this->getConf('verify');
44        if (empty($code)) return;
45
46        $event->data["meta"][] = array(
47            "name" => "google-site-verification",
48            "content" => $code,
49        );
50    }
51
52}
53
54