3 * @copyright Copyright (C) 2010-2023, the Friendica project
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Core\Config\Util;
25 * Util class to help to convert from/to (p)config values
30 * Formats a DB value to a config value
31 * - null = The db-value isn't set
32 * - bool = The db-value is either '0' or '1'
33 * - array = The db-value is a serialized array
34 * - string = The db-value is a string
36 * Keep in mind that there aren't any numeric/integer config values in the database
38 * @param string|null $value
40 * @return null|array|string
42 public static function toConfigValue(?string $value)
50 case preg_match("|^a:[0-9]+:{.*}$|s", $value):
51 return unserialize($value);
59 * Formats a config value to a DB value (string)
65 public static function toDbValue($value): string
67 // if not set, save an empty string
74 case is_array($value):
75 return serialize($value);
78 return (string)$value;