xref: /dokuwiki/inc/Action/Preview.php (revision 868bf7c9ce8ea9f2e433c53e37c74f8140127a1e) 
1<?php
2
3namespace dokuwiki\Action;
4
5/**
6 * Class Preview
7 *
8 * preview during editing
9 *
10 * @package dokuwiki\Action
11 */
12class Preview extends Edit {
13
14    /** @inheritdoc */
15    public function preProcess() {
16        header('X-XSS-Protection: 0');
17        $this->savedraft();
18        parent::preProcess();
19    }
20
21    /** @inheritdoc */
22    public function tplContent() {
23        global $TEXT;
24        html_edit();
25        html_show($TEXT);
26    }
27
28    /**
29     * Saves a draft on preview
30     */
31    protected function savedraft() {
32        global $ID, $INFO;
33        $draft = new \dokuwiki\Draft($ID, $INFO['client']);
34        if (!$draft->saveDraft()) {
35            $errors = $draft->getErrors();
36            foreach ($errors as $error) {
37                msg(hsc($error), -1);
38            }
39        }
40    }
41
42}
43