xref: /plugin/struct/action/output.php (revision 6af24d3eff33249280549e60e18474e2cc0bf9d0) 
1<?php
2/**
3 * DokuWiki Plugin struct (Action Component)
4 *
5 * @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
6 * @author  Andreas Gohr, Michael Große <dokuwiki@cosmocode.de>
7 */
8
9// must be run within Dokuwiki
10if(!defined('DOKU_INC')) die();
11
12use plugin\struct\meta\Assignments;
13use plugin\struct\meta\SchemaData;
14
15/**
16 * Class action_plugin_struct_output
17 *
18 * This action component handles the automatic output of all schema data that has been assigned
19 * to the current page by appending the appropriate instruction to the handler calls.
20 *
21 * The real output creation is done within the syntax component
22 * @see syntax_plugin_struct_output
23 */
24class action_plugin_struct_output extends DokuWiki_Action_Plugin {
25
26    /**
27     * Registers a callback function for a given event
28     *
29     * @param Doku_Event_Handler $controller DokuWiki's event controller object
30     * @return void
31     */
32    public function register(Doku_Event_Handler $controller) {
33        $controller->register_hook('PARSER_HANDLER_DONE', 'AFTER', $this, 'handle_output');
34
35    }
36
37    /**
38     * Appends the instruction to render our syntax output component to each page
39     *
40     * @param Doku_Event $event
41     * @param $param
42     */
43    public function handle_output(Doku_Event &$event, $param) {
44        global $ACT;
45        if($ACT != 'show') return;
46
47        $pos = 0; //FIXME this should probably be the file size?
48
49        $event->data->calls[] = array(
50            'plugin',
51            array(
52                'struct_output', array(), DOKU_LEXER_SPECIAL, ''
53            ),
54            $pos
55        );
56    }
57
58}
59
60// vim:ts=4:sw=4:et:
61