xref: /webtrees/app/FlashMessages.php (revision e873f434551745f888937263ff89e80db3b0f785)
1<?php
2
3/**
4 * webtrees: online genealogy
5 * Copyright (C) 2023 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
22use function is_array;
23
24/**
25 * Generate messages in one request and display them in the next.
26 */
27class FlashMessages
28{
29    // Session storage key
30    private const string FLASH_KEY = 'flash_messages';
31
32    /**
33     * Add a message to the session storage.
34     *
35     * @param string $text
36     * @param string $status "success", "info", "warning" or "danger"
37     *
38     * @return void
39     */
40    public static function addMessage(string $text, string $status = 'info'): void
41    {
42        $messages = Session::get(self::FLASH_KEY);
43        $messages = is_array($messages) ? $messages : [];
44
45        $messages[] = (object) [
46            'text'   => $text,
47            'status' => $status,
48        ];
49
50        Session::put(self::FLASH_KEY, $messages);
51    }
52
53    /**
54     * Get the current messages, and remove them from session storage.
55     *
56     * @return array<object>
57     */
58    public static function getMessages(): array
59    {
60        $messages = Session::pull(self::FLASH_KEY);
61
62        return is_array($messages) ? $messages : [];
63    }
64}
65