xref: /plugin/struct/action/search.php (revision 025cb9da4274aac00be48202c8eb49058f2dd283) 
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
10use dokuwiki\plugin\struct\meta\AccessTable;
11use dokuwiki\plugin\struct\meta\Assignments;
12use dokuwiki\plugin\struct\meta\AccessTableData;
13
14if(!defined('DOKU_INC')) die();
15
16class action_plugin_struct_search extends DokuWiki_Action_Plugin {
17
18    /**
19     * Registers a callback function for a given event
20     *
21     * @param Doku_Event_Handler $controller DokuWiki's event controller object
22     * @return void
23     */
24    public function register(Doku_Event_Handler $controller) {
25        $controller->register_hook('INDEXER_PAGE_ADD', 'BEFORE', $this, 'handle_indexing');
26        $controller->register_hook('FULLTEXT_SNIPPET_CREATE', 'BEFORE', $this, 'handle_snippets');
27    }
28
29    /**
30     * Adds the structured data to the page body to be indexed
31     *
32     * @param Doku_Event $event event object by reference
33     * @param mixed $param [the parameters passed as fifth argument to register_hook() when this
34     *                           handler was registered]
35     * @return bool
36     */
37    public function handle_indexing(Doku_Event $event, $param) {
38        $id = $event->data['page'];
39        $assignments = Assignments::getInstance();
40        $tables = $assignments->getPageAssignments($id);
41        if(!$tables) return;
42
43        foreach($tables as $table) {
44            $schemadata = AccessTable::byTableName($table, $id, 0);
45            $event->data['body'] .= $schemadata->getDataPseudoSyntax();
46        }
47    }
48
49    /**
50     * Adds the structured data to the page body to be snippeted
51     *
52     * @param Doku_Event $event event object by reference
53     * @param mixed $param [the parameters passed as fifth argument to register_hook() when this
54     *                           handler was registered]
55     * @return bool
56     */
57    public function handle_snippets(Doku_Event $event, $param) {
58        $id = $event->data['id'];
59        $assignments = Assignments::getInstance();
60        $tables = $assignments->getPageAssignments($id);
61        if(!$tables) return;
62
63        foreach($tables as $table) {
64            $schemadata = AccessTable::byTableName($table, $id, 0);
65            $event->data['text'] .= $schemadata->getDataPseudoSyntax();
66        }
67    }
68}
69
70// vim:ts=4:sw=4:et:
71