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\Model;
24 use Friendica\Core\Config\Capability\IManageConfigValues;
25 use Friendica\Core\Config\Capability\ISetConfigValuesTransactionally;
26 use Friendica\Core\Config\Exception\ConfigFileException;
27 use Friendica\Core\Config\Exception\ConfigPersistenceException;
28 use Friendica\Core\Config\Util\ConfigFileManager;
29 use Friendica\Core\Config\ValueObject\Cache;
32 * Configuration model, which manages the whole system configuration
34 class Config implements IManageConfigValues
37 protected $configCache;
39 /** @var ConfigFileManager */
40 protected $configFileManager;
46 * @param ConfigFileManager $configFileManager The configuration file manager to save back configs
47 * @param Cache $configCache The configuration cache (based on the config-files)
48 * @param array $server The $_SERVER variable
50 public function __construct(ConfigFileManager $configFileManager, Cache $configCache, array $server = [])
52 $this->configFileManager = $configFileManager;
53 $this->configCache = $configCache;
54 $this->server = $server;
60 public function getCache(): Cache
62 return $this->configCache;
66 public function beginTransaction(): ISetConfigValuesTransactionally
68 return new ConfigTransaction($this);
72 * Saves the current Configuration back into the data config.
73 * @see ConfigFileManager::CONFIG_DATA_FILE
75 protected function save()
78 $this->configFileManager->saveData($this->configCache);
79 } catch (ConfigFileException $e) {
80 throw new ConfigPersistenceException('Cannot save config', $e);
85 public function reload()
87 $configCache = new Cache();
90 $this->configFileManager->setupCache($configCache, $this->server);
91 } catch (ConfigFileException $e) {
92 throw new ConfigPersistenceException('Cannot reload config', $e);
94 $this->configCache = $configCache;
98 public function load(Cache $cache)
100 $this->configCache = $cache;
105 public function get(string $cat, string $key = null, $default_value = null)
107 return $this->configCache->get($cat, $key) ?? $default_value;
111 public function set(string $cat, string $key, $value): bool
113 if ($this->configCache->set($cat, $key, $value, Cache::SOURCE_DATA)) {
122 public function delete(string $cat, string $key): bool
124 if ($this->configCache->delete($cat, $key)) {