Introduce lightweight Config model

src/Core/Config/Model/Config.php

@@ -0,0 +1,98 @@
+<?php
+/**
+ * @copyright Copyright (C) 2010-2023, the Friendica project
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace Friendica\Core\Config\Model;
+
+use Friendica\Core\Config\Capability\IManageConfigValues;
+use Friendica\Core\Config\Util\ConfigFileManager;
+use Friendica\Core\Config\ValueObject\Cache;
+
+/**
+ * Configuration model, which manages the whole system configuration
+ */
+class Config implements IManageConfigValues
+{
+	/**
+	 * @var Cache
+	 */
+	protected $configCache;
+
+	/** @var ConfigFileManager */
+	protected $configFileManager;
+
+	/**
+	 * @param ConfigFileManager $configFileManager The configuration file manager to save back configs
+	 * @param Cache  $configCache The configuration cache (based on the config-files)
+	 */
+	public function __construct(ConfigFileManager $configFileManager, Cache $configCache)
+	{
+		$this->configFileManager = $configFileManager;
+		$this->configCache       = $configCache;
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public function getCache(): Cache
+	{
+		return $this->configCache;
+	}
+
+	public function save()
+	{
+		$this->configFileManager->saveData($this->configCache);
+	}
+
+	public function load(string $cat = 'config')
+	{
+		$configCache = new Cache();
+
+		$this->configFileManager->setupCache($configCache, $_SERVER);
+		$this->configCache = $configCache;
+	}
+
+	public function get(string $cat, string $key, $default_value = null, bool $refresh = false)
+	{
+		return $this->configCache->get($cat, $key) ?? $default_value;
+	}
+
+	public function set(string $cat, string $key, $value, bool $autosave = true): bool
+	{
+		$stored = $this->configCache->set($cat, $key, $value, Cache::SOURCE_DATA);
+
+		if ($stored && $autosave) {
+			$this->save();
+		}
+
+		return $stored;
+	}
+
+	public function delete(string $cat, string $key, bool $autosave = true): bool
+	{
+		$removed = $this->configCache->delete($cat, $key);
+
+		if ($removed && $autosave) {
+			$this->save();
+		}
+
+		return $removed;
+	}
+}

static/dependencies.config.php

@@ -98,10 +98,7 @@ return [
 		],
 	],
 	Config\Capability\IManageConfigValues::class => [
-		'instanceOf' => Config\Factory\Config::class,
-		'call'       => [
-			['create', [], Dice::CHAIN_CALL],
-		],
+		'instanceOf' => Config\Model\Config::class,
 	],
 	PConfig\Capability\IManagePersonalConfigValues::class => [
 		'instanceOf' => PConfig\Factory\PConfig::class,