xref: /webtrees/app/FlashMessages.php (revision cd1ec0d0efaac433e873afc688050c81d1b4ad02)
1<?php
2
3/**
4 * webtrees: online genealogy
5 * Copyright (C) 2021 webtrees development team
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <https://www.gnu.org/licenses/>.
16 */
17
18declare(strict_types=1);
19
20namespace Fisharebest\Webtrees;
21
22/**
23 * Generate messages in one request and display them in the next.
24 */
25class FlashMessages
26{
27    // Session storage key
28    private const FLASH_KEY = 'flash_messages';
29
30    /**
31     * Add a message to the session storage.
32     *
33     * @param string $text
34     * @param string $status "success", "info", "warning" or "danger"
35     *
36     * @return void
37     */
38    public static function addMessage(string $text, string $status = 'info'): void
39    {
40        $messages   = Session::get(self::FLASH_KEY, []);
41
42        $messages[] = (object) [
43            'text'   => $text,
44            'status' => $status,
45        ];
46
47        Session::put(self::FLASH_KEY, $messages);
48    }
49
50    /**
51     * Get the current messages, and remove them from session storage.
52     *
53     * @return array<object>
54     */
55    public static function getMessages(): array
56    {
57        return Session::pull(self::FLASH_KEY, []);
58    }
59}
60