Introduce ConfigFileManager for config files

database.sql

@@ -1,6 +1,6 @@
 -- ------------------------------------------
 -- Friendica 2023.03-dev (Giant Rhubarb)
--- DB_UPDATE_VERSION 1507
+-- DB_UPDATE_VERSION 1508
 -- ------------------------------------------
 
 
@@ -494,18 +494,6 @@ CREATE TABLE IF NOT EXISTS `cache` (
 	 INDEX `k_expires` (`k`,`expires`)
 ) DEFAULT COLLATE utf8mb4_general_ci COMMENT='Stores temporary data';
 
---
--- TABLE config
---
-CREATE TABLE IF NOT EXISTS `config` (
-	`id` int unsigned NOT NULL auto_increment COMMENT '',
-	`cat` varbinary(50) NOT NULL DEFAULT '' COMMENT '',
-	`k` varbinary(50) NOT NULL DEFAULT '' COMMENT '',
-	`v` mediumtext COMMENT '',
-	 PRIMARY KEY(`id`),
-	 UNIQUE INDEX `cat_k` (`cat`,`k`)
-) DEFAULT COLLATE utf8mb4_general_ci COMMENT='main configuration storage';
-
 --
 -- TABLE contact-relation
 --

doc/database.md

@@ -18,7 +18,6 @@ Database Tables
 | [arrived-activity](help/database/db_arrived-activity) | Id of arrived activities |
 | [attach](help/database/db_attach) | file attachments |
 | [cache](help/database/db_cache) | Stores temporary data |
-| [config](help/database/db_config) | main configuration storage |
 | [contact](help/database/db_contact) | contact table |
 | [contact-relation](help/database/db_contact-relation) | Contact relations |
 | [conv](help/database/db_conv) | private messages |

doc/database/db_config.md

@@ -1,25 +0,0 @@
-Table config
-===========
-
-main configuration storage
-
-Fields
-------
-
-| Field | Description | Type          | Null | Key | Default | Extra          |
-| ----- | ----------- | ------------- | ---- | --- | ------- | -------------- |
-| id    |             | int unsigned  | NO   | PRI | NULL    | auto_increment |
-| cat   |             | varbinary(50) | NO   |     |         |                |
-| k     |             | varbinary(50) | NO   |     |         |                |
-| v     |             | mediumtext    | YES  |     | NULL    |                |
-
-Indexes
-------------
-
-| Name    | Fields         |
-| ------- | -------------- |
-| PRIMARY | id             |
-| cat_k   | UNIQUE, cat, k |
-
-
-Return to [database documentation](help/database)

src/App/BaseURL.php

@@ -177,7 +177,7 @@ class BaseURL
 		$currURLPath   = $this->urlPath;
 
 		if (!empty($hostname) && $hostname !== $this->hostname) {
-			if ($this->config->set('config', 'hostname', $hostname)) {
+			if ($this->config->set('config', 'hostname', $hostname, false)) {
 				$this->hostname = $hostname;
 			} else {
 				return false;
@@ -185,40 +185,45 @@ class BaseURL
 		}
 
 		if (isset($sslPolicy) && $sslPolicy !== $this->sslPolicy) {
-			if ($this->config->set('system', 'ssl_policy', $sslPolicy)) {
+			if ($this->config->set('system', 'ssl_policy', $sslPolicy, false)) {
 				$this->sslPolicy = $sslPolicy;
 			} else {
 				$this->hostname = $currHostname;
-				$this->config->set('config', 'hostname', $this->hostname);
+				$this->config->set('config', 'hostname', $this->hostname, false);
+				$this->config->save();
 				return false;
 			}
 		}
 
 		if (isset($urlPath) && $urlPath !== $this->urlPath) {
-			if ($this->config->set('system', 'urlpath', $urlPath)) {
+			if ($this->config->set('system', 'urlpath', $urlPath, false)) {
 				$this->urlPath = $urlPath;
 			} else {
 				$this->hostname  = $currHostname;
 				$this->sslPolicy = $currSSLPolicy;
-				$this->config->set('config', 'hostname', $this->hostname);
+				$this->config->set('config', 'hostname', $this->hostname, false);
-				$this->config->set('system', 'ssl_policy', $this->sslPolicy);
+				$this->config->set('system', 'ssl_policy', $this->sslPolicy, false);
+				$this->config->save();
 				return false;
 			}
 		}
 
 		$this->determineBaseUrl();
-		if (!$this->config->set('system', 'url', $this->url)) {
+		if (!$this->config->set('system', 'url', $this->url, false)) {
 			$this->hostname  = $currHostname;
 			$this->sslPolicy = $currSSLPolicy;
 			$this->urlPath   = $currURLPath;
 			$this->determineBaseUrl();
 
-			$this->config->set('config', 'hostname', $this->hostname);
+			$this->config->set('config', 'hostname', $this->hostname, false);
-			$this->config->set('system', 'ssl_policy', $this->sslPolicy);
+			$this->config->set('system', 'ssl_policy', $this->sslPolicy, false);
-			$this->config->set('system', 'urlpath', $this->urlPath);
+			$this->config->set('system', 'urlpath', $this->urlPath, false);
+			$this->config->save();
 			return false;
 		}
 
+		$this->config->save();
+
 		return true;
 	}
 
@@ -295,17 +300,21 @@ class BaseURL
 		$this->sslPolicy = $this->config->get('system', 'ssl_policy');
 		$this->url       = $this->config->get('system', 'url');
 
+		$savable = false;
+
 		if (empty($this->hostname)) {
 			$this->determineHostname();
 
 			if (!empty($this->hostname)) {
-				$this->config->set('config', 'hostname', $this->hostname);
+				$this->config->set('config', 'hostname', $this->hostname, false);
+				$savable = true;
 			}
 		}
 
 		if (!isset($this->urlPath)) {
 			$this->determineURLPath();
-			$this->config->set('system', 'urlpath', $this->urlPath);
+			$this->config->set('system', 'urlpath', $this->urlPath, false);
+			$savable = true;
 		}
 
 		if (!isset($this->sslPolicy)) {
@@ -314,16 +323,22 @@ class BaseURL
 			} else {
 				$this->sslPolicy = self::DEFAULT_SSL_SCHEME;
 			}
-			$this->config->set('system', 'ssl_policy', $this->sslPolicy);
+			$this->config->set('system', 'ssl_policy', $this->sslPolicy, false);
+			$savable = true;
 		}
 
 		if (empty($this->url)) {
 			$this->determineBaseUrl();
 
 			if (!empty($this->url)) {
-				$this->config->set('system', 'url', $this->url);
+				$this->config->set('system', 'url', $this->url, false);
+				$savable = true;
 			}
 		}
+
+		if ($savable) {
+			$this->config->save();
+		}
 	}
 
 	/**

src/Console/Maintenance.php

@@ -100,16 +100,18 @@ HELP;
 
 		$enabled = intval($this->getArgument(0));
 
-		$this->config->set('system', 'maintenance', $enabled);
+		$this->config->set('system', 'maintenance', $enabled, false);
 
 		$reason = $this->getArgument(1);
 
 		if ($enabled && $this->getArgument(1)) {
-			$this->config->set('system', 'maintenance_reason', $this->getArgument(1));
+			$this->config->set('system', 'maintenance_reason', $this->getArgument(1), false);
 		} else {
-			$this->config->set('system', 'maintenance_reason', '');
+			$this->config->set('system', 'maintenance_reason', '', false);
 		}
 
+		$this->config->save();
+
 		if ($enabled) {
 			$mode_str = "maintenance mode";
 		} else {

src/Console/Relocate.php

@@ -101,8 +101,8 @@ HELP;
 		$old_host = str_replace('http://', '@', Strings::normaliseLink($old_url));
 
 		$this->out('Entering maintenance mode');
-		$this->config->set('system', 'maintenance', true);
+		$this->config->set('system', 'maintenance', true, false);
-		$this->config->set('system', 'maintenance_reason', 'Relocating node to ' . $new_url);
+		$this->config->set('system', 'maintenance_reason', 'Relocating node to ' . $new_url, false);
 
 		try {
 			if (!$this->database->transaction()) {
@@ -189,8 +189,9 @@ HELP;
 			return 1;
 		} finally {
 			$this->out('Leaving maintenance mode');
-			$this->config->set('system', 'maintenance', false);
+			$this->config->set('system', 'maintenance', false, false);
-			$this->config->set('system', 'maintenance_reason', '');
+			$this->config->set('system', 'maintenance_reason', '', false);
+			$this->config->save();
 		}
 
 		// send relocate

src/Core/Config/Capability/IManageConfigValues.php

@@ -71,12 +71,18 @@ interface IManageConfigValues
 	 * @param string $cat The category of the configuration value
 	 * @param string $key    The configuration key to set
 	 * @param mixed  $value  The value to store
+	 * @param bool   $autosave If true, implicit save the value
 	 *
 	 * @return bool Operation success
 	 *
 	 * @throws ConfigPersistenceException In case the persistence layer throws errors
 	 */
-	public function set(string $cat, string $key, $value): bool;
+	public function set(string $cat, string $key, $value, bool $autosave = true): bool;
+
+	/**
+	 * Save back the overridden values of the config cache
+	 */
+	public function save();
 
 	/**
 	 * Deletes the given key from the system configuration.
@@ -85,13 +91,14 @@ interface IManageConfigValues
 	 *
 	 * @param string $cat The category of the configuration value
 	 * @param string $key    The configuration key to delete
+	 * @param bool   $autosave If true, implicit save the value
 	 *
 	 * @return bool
 	 *
 	 * @throws ConfigPersistenceException In case the persistence layer throws errors
 	 *
 	 */
-	public function delete(string $cat, string $key): bool;
+	public function delete(string $cat, string $key, bool $autosave = true): bool;
 
 	/**
 	 * Returns the Config Cache

src/Core/Config/Factory/Config.php

@@ -21,12 +21,12 @@
 
 namespace Friendica\Core\Config\Factory;
 
-use Friendica\Core\Config\Capability;
-use Friendica\Core\Config\Repository;
-use Friendica\Core\Config\Type;
 use Friendica\Core\Config\Util;
 use Friendica\Core\Config\ValueObject\Cache;
 
+/**
+ * The config factory for creating either the cache or the whole model
+ */
 class Config
 {
 	/**
@@ -54,9 +54,9 @@ class Config
 	 * @param string $basePath The basepath of FRIENDICA
 	 * @param array  $server   The $_SERVER array
 	 *
-	 * @return Util\ConfigFileLoader
+	 * @return Util\ConfigFileManager
 	 */
-	public function createConfigFileLoader(string $basePath, array $server = []): Util\ConfigFileLoader
+	public function createConfigFileLoader(string $basePath, array $server = []): Util\ConfigFileManager
 	{
 		if (!empty($server[self::CONFIG_DIR_ENV]) && is_dir($server[self::CONFIG_DIR_ENV])) {
 			$configDir = $server[self::CONFIG_DIR_ENV];
@@ -65,19 +65,19 @@ class Config
 		}
 		$staticDir = $basePath . DIRECTORY_SEPARATOR . self::STATIC_DIR;
 
-		return new Util\ConfigFileLoader($basePath, $configDir, $staticDir);
+		return new Util\ConfigFileManager($basePath, $configDir, $staticDir, new Util\ConfigFileTransformer());
 	}
 
 	/**
-	 * @param Util\ConfigFileLoader $loader The Config Cache loader (INI/config/.htconfig)
+	 * @param Util\ConfigFileManager $configFileManager The Config Cache manager (INI/config/.htconfig)
-	 * @param array                 $server
+	 * @param array                  $server
 	 *
 	 * @return Cache
 	 */
-	public function createCache(Util\ConfigFileLoader $loader, array $server = []): Cache
+	public function createCache(Util\ConfigFileManager $configFileManager, array $server = []): Cache
 	{
 		$configCache = new Cache();
-		$loader->setupCache($configCache, $server);
+		$configFileManager->setupCache($configCache, $server);
 
 		return $configCache;
 	}
@@ -88,12 +88,12 @@ class Config
 	 *
 	 * @return Capability\IManageConfigValues
 	 */
-	public function create(Cache $configCache, Repository\Config $configRepo)
+	public function create(Util\ConfigFileManager $loader, Cache $configCache, Repository\Config $configRepo)
 	{
 		if ($configCache->get('system', 'config_adapter') === 'preload') {
-			$configuration = new Type\PreloadConfig($configCache, $configRepo);
+			$configuration = new Type\PreloadConfig($loader, $configCache, $configRepo);
 		} else {
-			$configuration = new Type\JitConfig($configCache, $configRepo);
+			$configuration = new Type\JitConfig($loader, $configCache, $configRepo);
 		}
 
 		return $configuration;

src/Core/Config/Repository/Config.php

@@ -51,7 +51,7 @@ class Config
 	 */
 	public function isConnected(): bool
 	{
-		return $this->db->isConnected() && !$this->mode->isInstall();
+		return true;
 	}
 
 	/**
@@ -65,31 +65,7 @@ class Config
 	 */
 	public function load(?string $cat = null): array
 	{
-		$return = [];
+		return [];
-
-		try {
-			if (empty($cat)) {
-				$configs = $this->db->select(static::$table_name, ['cat', 'v', 'k']);
-			} else {
-				$configs = $this->db->select(static::$table_name, ['cat', 'v', 'k'], ['cat' => $cat]);
-			}
-
-			while ($config = $this->db->fetch($configs)) {
-				$key   = $config['k'];
-				$value = ValueConversion::toConfigValue($config['v']);
-
-				// just save it in case it is set
-				if (isset($value)) {
-					$return[$config['cat']][$key] = $value;
-				}
-			}
-		} catch (\Exception $exception) {
-			throw new ConfigPersistenceException(sprintf('Cannot load config category %s', $cat), $exception);
-		} finally {
-			$this->db->close($configs);
-		}
-
-		return $return;
 	}
 
 	/**
@@ -107,24 +83,6 @@ class Config
 	 */
 	public function get(string $cat, string $key)
 	{
-		if (!$this->isConnected()) {
-			return null;
-		}
-
-		try {
-			$config = $this->db->selectFirst(static::$table_name, ['v'], ['cat' => $cat, 'k' => $key]);
-			if ($this->db->isResult($config)) {
-				$value = ValueConversion::toConfigValue($config['v']);
-
-				// just return it in case it is set
-				if (isset($value)) {
-					return $value;
-				}
-			}
-		} catch (\Exception $exception) {
-			throw new ConfigPersistenceException(sprintf('Cannot get config with category %s and key %s', $cat, $key), $exception);
-		}
-
 		return null;
 	}
 
@@ -143,27 +101,7 @@ class Config
 	 */
 	public function set(string $cat, string $key, $value): bool
 	{
-		if (!$this->isConnected()) {
+		return true;
-			return false;
-		}
-
-		// We store our setting values in a string variable.
-		// So we have to do the conversion here so that the compare below works.
-		// The exception are array values.
-		$compare_value = (!is_array($value) ? (string)$value : $value);
-		$stored_value  = $this->get($cat, $key);
-
-		if (isset($stored_value) && ($stored_value === $compare_value)) {
-			return true;
-		}
-
-		$dbValue = ValueConversion::toDbValue($value);
-
-		try {
-			return $this->db->update(static::$table_name, ['v' => $dbValue], ['cat' => $cat, 'k' => $key], true);
-		} catch (\Exception $exception) {
-			throw new ConfigPersistenceException(sprintf('Cannot set config with category %s and key %s', $cat, $key), $exception);
-		}
 	}
 
 	/**
@@ -178,14 +116,6 @@ class Config
 	 */
 	public function delete(string $cat, string $key): bool
 	{
-		if (!$this->isConnected()) {
+		return true;
-			return false;
-		}
-
-		try {
-			return $this->db->delete(static::$table_name, ['cat' => $cat, 'k' => $key]);
-		} catch (\Exception $exception) {
-			throw new ConfigPersistenceException(sprintf('Cannot delete config with category %s and key %s', $cat, $key), $exception);
-		}
 	}
 }

src/Core/Config/Type/AbstractConfig.php

@@ -22,8 +22,10 @@
 namespace Friendica\Core\Config\Type;
 
 use Friendica\Core\Config\Repository\Config;
+use Friendica\Core\Config\Util\ConfigFileManager;
 use Friendica\Core\Config\ValueObject\Cache;
 use Friendica\Core\Config\Capability\IManageConfigValues;
+use Friendica\DI;
 
 /**
  * This class is responsible for all system-wide configuration values in Friendica
@@ -43,14 +45,19 @@ abstract class AbstractConfig implements IManageConfigValues
 	 */
 	protected $configRepo;
 
+	/** @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)
 	 * @param Config $configRepo  The configuration repository
 	 */
-	public function __construct(Cache $configCache, Config $configRepo)
+	public function __construct(ConfigFileManager $configFileManager, Cache $configCache, Config $configRepo)
 	{
-		$this->configCache = $configCache;
+		$this->configFileManager = $configFileManager;
-		$this->configRepo  = $configRepo;
+		$this->configCache       = $configCache;
+		$this->configRepo        = $configRepo;
 	}
 
 	/**
@@ -60,4 +67,9 @@ abstract class AbstractConfig implements IManageConfigValues
 	{
 		return $this->configCache;
 	}
+
+	public function save()
+	{
+		$this->configFileManager->saveData($this->configCache);
+	}
 }

src/Core/Config/Type/JitConfig.php

@@ -21,6 +21,7 @@
 
 namespace Friendica\Core\Config\Type;
 
+use Friendica\Core\Config\Util\ConfigFileManager;
 use Friendica\Core\Config\ValueObject\Cache;
 use Friendica\Core\Config\Repository\Config;
 
@@ -39,12 +40,13 @@ class JitConfig extends AbstractConfig
 	private $db_loaded;
 
 	/**
-	 * @param Cache  $configCache The configuration cache (based on the config-files)
+	 * @param ConfigFileManager $configFileManager The configuration file manager to save back configs
-	 * @param Config $configRepo  The configuration model
+	 * @param Cache             $configCache       The configuration cache (based on the config-files)
+	 * @param Config            $configRepo        The configuration model
 	 */
-	public function __construct(Cache $configCache, Config $configRepo)
+	public function __construct(ConfigFileManager $configFileManager, Cache $configCache, Config $configRepo)
 	{
-		parent::__construct($configCache, $configRepo);
+		parent::__construct($configFileManager, $configCache, $configRepo);
 		$this->db_loaded = [];
 
 		$this->load();
@@ -69,7 +71,7 @@ class JitConfig extends AbstractConfig
 		}
 
 		// load the whole category out of the DB into the cache
-		$this->configCache->load($config, Cache::SOURCE_DB);
+		$this->configCache->load($config, Cache::SOURCE_DATA);
 	}
 
 	/**
@@ -84,7 +86,7 @@ class JitConfig extends AbstractConfig
 			$dbValue = $this->configRepo->get($cat, $key);
 
 			if (isset($dbValue)) {
-				$this->configCache->set($cat, $key, $dbValue, Cache::SOURCE_DB);
+				$this->configCache->set($cat, $key, $dbValue, Cache::SOURCE_DATA);
 				unset($dbValue);
 			}
 
@@ -100,10 +102,10 @@ class JitConfig extends AbstractConfig
 	/**
 	 * {@inheritDoc}
 	 */
-	public function set(string $cat, string $key, $value): bool
+	public function set(string $cat, string $key, $value, bool $autosave = true): bool
 	{
 		// set the cache first
-		$cached = $this->configCache->set($cat, $key, $value, Cache::SOURCE_DB);
+		$cached = $this->configCache->set($cat, $key, $value, Cache::SOURCE_DATA);
 
 		// If there is no connected adapter, we're finished
 		if (!$this->configRepo->isConnected()) {
@@ -114,13 +116,17 @@ class JitConfig extends AbstractConfig
 
 		$this->db_loaded[$cat][$key] = $stored;
 
+		if ($autosave) {
+			$this->save();
+		}
+
 		return $cached && $stored;
 	}
 
 	/**
 	 * {@inheritDoc}
 	 */
-	public function delete(string $cat, string $key): bool
+	public function delete(string $cat, string $key, bool $autosave = true): bool
 	{
 		$cacheRemoved = $this->configCache->delete($cat, $key);
 
@@ -134,6 +140,10 @@ class JitConfig extends AbstractConfig
 
 		$storeRemoved = $this->configRepo->delete($cat, $key);
 
+		if ($autosave) {
+			$this->save();
+		}
+
 		return $cacheRemoved || $storeRemoved;
 	}
 }

src/Core/Config/Type/PreloadConfig.php

@@ -21,6 +21,7 @@
 
 namespace Friendica\Core\Config\Type;
 
+use Friendica\Core\Config\Util\ConfigFileManager;
 use Friendica\Core\Config\ValueObject\Cache;
 use Friendica\Core\Config\Repository\Config;
 
@@ -36,12 +37,13 @@ class PreloadConfig extends AbstractConfig
 	private $config_loaded;
 
 	/**
-	 * @param Cache  $configCache The configuration cache (based on the config-files)
+	 * @param ConfigFileManager $configFileManager The configuration file manager to save back configs
-	 * @param Config $configRepo  The configuration model
+	 * @param Cache             $configCache       The configuration cache (based on the config-files)
+	 * @param Config            $configRepo        The configuration model
 	 */
-	public function __construct(Cache $configCache, Config $configRepo)
+	public function __construct(ConfigFileManager $configFileManager, Cache $configCache, Config $configRepo)
 	{
-		parent::__construct($configCache, $configRepo);
+		parent::__construct($configFileManager, $configCache, $configRepo);
 		$this->config_loaded = false;
 
 		$this->load();
@@ -68,7 +70,7 @@ class PreloadConfig extends AbstractConfig
 		$this->config_loaded = true;
 
 		// load the whole category out of the DB into the cache
-		$this->configCache->load($config, Cache::SOURCE_DB);
+		$this->configCache->load($config, Cache::SOURCE_DATA);
 	}
 
 	/**
@@ -80,7 +82,7 @@ class PreloadConfig extends AbstractConfig
 			if ($this->configRepo->isConnected()) {
 				$config = $this->configRepo->get($cat, $key);
 				if (isset($config)) {
-					$this->configCache->set($cat, $key, $config, Cache::SOURCE_DB);
+					$this->configCache->set($cat, $key, $config, Cache::SOURCE_DATA);
 				}
 			}
 		}
@@ -94,14 +96,14 @@ class PreloadConfig extends AbstractConfig
 	/**
 	 * {@inheritDoc}
 	 */
-	public function set(string $cat, string $key, $value): bool
+	public function set(string $cat, string $key, $value, bool $autosave = true): bool
 	{
 		if (!$this->config_loaded) {
 			$this->load();
 		}
 
 		// set the cache first
-		$cached = $this->configCache->set($cat, $key, $value, Cache::SOURCE_DB);
+		$cached = $this->configCache->set($cat, $key, $value, Cache::SOURCE_DATA);
 
 		// If there is no connected adapter, we're finished
 		if (!$this->configRepo->isConnected()) {
@@ -110,13 +112,17 @@ class PreloadConfig extends AbstractConfig
 
 		$stored = $this->configRepo->set($cat, $key, $value);
 
+		if ($autosave) {
+			$this->save();
+		}
+
 		return $cached && $stored;
 	}
 
 	/**
 	 * {@inheritDoc}
 	 */
-	public function delete(string $cat, string $key): bool
+	public function delete(string $cat, string $key, bool $autosave = true): bool
 	{
 		if ($this->config_loaded) {
 			$this->load();
@@ -130,6 +136,10 @@ class PreloadConfig extends AbstractConfig
 
 		$storeRemoved = $this->configRepo->delete($cat, $key);
 
+		if ($autosave) {
+			$this->save();
+		}
+
 		return $cacheRemoved || $storeRemoved;
 	}
 }

src/Core/Config/Util/ConfigFileManager.php

@@ -26,22 +26,15 @@ use Friendica\Core\Config\Exception\ConfigFileException;
 use Friendica\Core\Config\ValueObject\Cache;
 
 /**
- * The ConfigFileLoader loads config-files and stores them in a ConfigCache ( @see Cache )
+ * The ConfigFileLoader loads and saves config-files and stores them in a ConfigCache ( @see Cache )
  *
  * It is capable of loading the following config files:
  * - *.config.php   (current)
  * - *.ini.php      (deprecated)
  * - *.htconfig.php (deprecated)
  */
-class ConfigFileLoader
+class ConfigFileManager
 {
-	/**
-	 * The default name of the user defined ini file
-	 *
-	 * @var string
-	 */
-	const CONFIG_INI = 'local';
-
 	/**
 	 * The default name of the user defined legacy config file
 	 *
@@ -49,6 +42,13 @@ class ConfigFileLoader
 	 */
 	const CONFIG_HTCONFIG = 'htconfig';
 
+	/**
+	 * The config file, where overrides per admin page/console are saved at
+	 *
+	 * @var string
+	 */
+	const CONFIG_DATA_FILE = 'node.config.php';
+
 	/**
 	 * The sample string inside the configs, which shouldn't get loaded
 	 *
@@ -89,7 +89,7 @@ class ConfigFileLoader
 	 *
 	 * @param Cache $config The config cache to load to
 	 * @param array $server The $_SERVER array
-	 * @param bool  $raw    Setup the raw config format
+	 * @param bool  $raw    Set up the raw config format
 	 *
 	 * @throws ConfigFileException
 	 */
@@ -106,6 +106,9 @@ class ConfigFileLoader
 		// Now load every other config you find inside the 'config/' directory
 		$this->loadCoreConfig($config);
 
+		// Now load the node.config.php file with the node specific config values (based on admin gui/console actions)
+		$this->loadDataConfig($config);
+
 		$config->load($this->loadEnvConfig($server), Cache::SOURCE_ENV);
 
 		// In case of install mode, add the found basepath (because there isn't a basepath set yet
@@ -158,6 +161,50 @@ class ConfigFileLoader
 		}
 	}
 
+	/**
+	 * Tries to load the data config file with the overridden data
+	 *
+	 * @param Cache $config The Config cache
+	 *
+	 * @throws ConfigFileException In case the config file isn't loadable
+	 */
+	private function loadDataConfig(Cache $config)
+	{
+		$filename = $this->configDir . '/' . self::CONFIG_DATA_FILE;
+
+		if (file_exists($filename)) {
+			$dataArray = include $filename;
+
+			if (!is_array($dataArray)) {
+				throw new ConfigFileException(sprintf('Error loading config file %s', $filename));
+			}
+
+			$config->load($dataArray, Cache::SOURCE_DATA);
+		}
+	}
+
+	/**
+	 * Saves overridden config entries back into the data.config.phpR
+	 *
+	 * @param Cache $config The config cache
+	 *
+	 * @throws ConfigFileException In case the config file isn't writeable or the data is invalid
+	 */
+	public function saveData(Cache $config)
+	{
+		$data = $config->getDataBySource(Cache::SOURCE_DATA);
+
+		$encodedData = ConfigFileTransformer::encode($data);
+
+		if (!$encodedData) {
+			throw new ConfigFileException('config source cannot get encoded');
+		}
+
+		if (!file_put_contents($this->configDir . '/' . self::CONFIG_DATA_FILE, $encodedData)) {
+			throw new ConfigFileException(sprintf('Cannot save data to file %s/%s', $this->configDir, self::CONFIG_DATA_FILE));
+		}
+	}
+
 	/**
 	 * Tries to load the specified addon-configuration and returns the config array.
 	 *
@@ -353,12 +400,16 @@ class ConfigFileLoader
 	 */
 	private function loadConfigFile(string $filepath): array
 	{
-		$config = include($filepath);
+		if (file_exists($filepath)) {
+			$config = include($filepath);
 
-		if (!is_array($config)) {
+			if (!is_array($config)) {
-			throw new ConfigFileException('Error loading config file ' . $filepath);
+				throw new ConfigFileException('Error loading config file ' . $filepath);
+			}
+
+			return $config;
+		} else {
+			return [];
 		}
-
-		return $config;
 	}
 }

src/Core/Config/ValueObject/Cache.php

@@ -21,13 +21,13 @@
 
 namespace Friendica\Core\Config\ValueObject;
 
-use Friendica\Core\Config\Util\ConfigFileLoader;
+use Friendica\Core\Config\Util\ConfigFileManager;
 use ParagonIE\HiddenString\HiddenString;
 
 /**
  * The Friendica config cache for the application
  * Initial, all *.config.php files are loaded into this cache with the
- * ConfigFileLoader ( @see ConfigFileLoader )
+ * ConfigFileManager ( @see ConfigFileManager )
  */
 class Cache
 {
@@ -35,8 +35,8 @@ class Cache
 	const SOURCE_STATIC = 0;
 	/** @var int Indicates that the cache entry is set by file - Low Priority */
 	const SOURCE_FILE = 1;
-	/** @var int Indicates that the cache entry is set by the DB config table - Middle Priority */
+	/** @var int Indicates that the cache entry is manually set by the application (per admin page/console) - Middle Priority */
-	const SOURCE_DB = 2;
+	const SOURCE_DATA = 2;
 	/** @var int Indicates that the cache entry is set by a server environment variable - High Priority */
 	const SOURCE_ENV = 3;
 	/** @var int Indicates that the cache entry is fixed and must not be changed */
@@ -128,6 +128,34 @@ class Cache
 		return $this->source[$cat][$key] ?? -1;
 	}
 
+	/**
+	 * Returns the whole config array based on the given source type
+	 *
+	 * @param int $source Indicates the source of the config entry
+	 *
+	 * @return array The config array part of the given source
+	 */
+	public function getDataBySource(int $source): array
+	{
+		$data = [];
+
+		$categories = array_keys($this->source);
+
+		foreach ($categories as $category) {
+			if (is_array($this->source[$category])) {
+				$keys = array_keys($this->source[$category]);
+
+				foreach ($keys as $key) {
+					if ($this->source[$category][$key] === $source) {
+						$data[$category][$key] = $this->config[$category][$key];
+					}
+				}
+			}
+		}
+
+		return $data;
+	}
+
 	/**
 	 * Sets a value in the config cache. Accepts raw output from the config table
 	 *

src/Core/KeyValueStorage/Type/DBKeyValueStorage.php

@@ -21,7 +21,7 @@
 
 namespace Friendica\Core\KeyValueStorage\Type;
 
-use Friendica\Core\Config\Util\ValueConversion;
+use Friendica\Core\PConfig\Util\ValueConversion;
 use Friendica\Core\KeyValueStorage\Exceptions\KeyValueStoragePersistenceException;
 use Friendica\Database\Database;
 

src/Core/Update.php

@@ -160,8 +160,9 @@ class Update
 							Logger::warning('Pre update failed', ['version' => $version]);
 							DI::config()->set('system', 'update', Update::FAILED);
 							DI::lock()->release('dbupdate');
-							DI::config()->set('system', 'maintenance', 0);
+							DI::config()->set('system', 'maintenance', false, false);
-							DI::config()->set('system', 'maintenance_reason', '');
+							DI::config()->delete('system', 'maintenance_reason', false);
+							DI::config()->save();
 							return $r;
 						} else {
 							Logger::notice('Pre update executed.', ['version' => $version]);
@@ -181,8 +182,9 @@ class Update
 						Logger::error('Update ERROR.', ['from' => $stored, 'to' => $current, 'retval' => $retval]);
 						DI::config()->set('system', 'update', Update::FAILED);
 						DI::lock()->release('dbupdate');
-						DI::config()->set('system', 'maintenance', 0);
+						DI::config()->set('system', 'maintenance', false, false);
-						DI::config()->set('system', 'maintenance_reason', '');
+						DI::config()->delete('system', 'maintenance_reason', false);
+						DI::config()->save();
 						return $retval;
 					} else {
 						Logger::notice('Database structure update finished.', ['from' => $stored, 'to' => $current]);
@@ -198,8 +200,9 @@ class Update
 							Logger::warning('Post update failed', ['version' => $version]);
 							DI::config()->set('system', 'update', Update::FAILED);
 							DI::lock()->release('dbupdate');
-							DI::config()->set('system', 'maintenance', 0);
+							DI::config()->set('system', 'maintenance', false, false);
-							DI::config()->set('system', 'maintenance_reason', '');
+							DI::config()->delete('system', 'maintenance_reason', false);
+							DI::config()->save();
 							return $r;
 						} else {
 							DI::config()->set('system', 'build', $version);
@@ -210,8 +213,9 @@ class Update
 					DI::config()->set('system', 'build', $current);
 					DI::config()->set('system', 'update', Update::SUCCESS);
 					DI::lock()->release('dbupdate');
-					DI::config()->set('system', 'maintenance', 0);
+					DI::config()->set('system', 'maintenance', false, false);
-					DI::config()->set('system', 'maintenance_reason', '');
+					DI::config()->delete('system', 'maintenance_reason',  false);
+					DI::config()->save();
 
 					Logger::notice('Update success.', ['from' => $stored, 'to' => $current]);
 					if ($sendMail) {

src/Database/DBStructure.php

@@ -74,7 +74,7 @@ class DBStructure
 		$old_tables = ['fserver', 'gcign', 'gcontact', 'gcontact-relation', 'gfollower' ,'glink', 'item-delivery-data',
 			'item-activity', 'item-content', 'item_id', 'participation', 'poll', 'poll_result', 'queue', 'retriever_rule',
 			'deliverq', 'dsprphotoq', 'ffinder', 'sign', 'spam', 'term', 'user-item', 'thread', 'item', 'challenge',
-			'auth_codes', 'tokens', 'clients', 'profile_check', 'host', 'conversation', 'fcontact'];
+			'auth_codes', 'tokens', 'clients', 'profile_check', 'host', 'conversation', 'fcontact', 'config'];
 
 		$tables = DBA::selectToArray('INFORMATION_SCHEMA.TABLES', ['TABLE_NAME'],
 			['TABLE_SCHEMA' => DBA::databaseName(), 'TABLE_TYPE' => 'BASE TABLE']);
@@ -176,14 +176,15 @@ class DBStructure
 	public static function performUpdate(bool $enable_maintenance_mode = true, bool $verbose = false): string
 	{
 		if ($enable_maintenance_mode) {
-			DI::config()->set('system', 'maintenance', 1);
+			DI::config()->set('system', 'maintenance', true);
 		}
 
 		$status = self::update($verbose, true);
 
 		if ($enable_maintenance_mode) {
-			DI::config()->set('system', 'maintenance', 0);
+			DI::config()->set('system', 'maintenance', false, false);
-			DI::config()->set('system', 'maintenance_reason', '');
+			DI::config()->delete('system', 'maintenance_reason', false);
+			DI::config()->save();
 		}
 
 		return $status;

src/Module/Admin/Site.php

@@ -148,7 +148,7 @@ class Site extends BaseAdmin
 
 		// Has the directory url changed? If yes, then resubmit the existing profiles there
 		if ($global_directory != DI::config()->get('system', 'directory') && ($global_directory != '')) {
-			DI::config()->set('system', 'directory', $global_directory);
+			DI::config()->set('system', 'directory', $global_directory, false);
 			Worker::add(Worker::PRIORITY_LOW, 'Directory');
 		}
 
@@ -194,131 +194,133 @@ class Site extends BaseAdmin
 				);
 			}
 		}
-		DI::config()->set('system', 'ssl_policy'            , $ssl_policy);
+		DI::config()->set('system', 'ssl_policy'            , $ssl_policy, false);
-		DI::config()->set('system', 'maxloadavg'            , $maxloadavg);
+		DI::config()->set('system', 'maxloadavg'            , $maxloadavg, false);
-		DI::config()->set('system', 'min_memory'            , $min_memory);
+		DI::config()->set('system', 'min_memory'            , $min_memory, false);
-		DI::config()->set('system', 'optimize_tables'       , $optimize_tables);
+		DI::config()->set('system', 'optimize_tables'       , $optimize_tables, false);
-		DI::config()->set('system', 'contact_discovery'     , $contact_discovery);
+		DI::config()->set('system', 'contact_discovery'     , $contact_discovery, false);
-		DI::config()->set('system', 'synchronize_directory' , $synchronize_directory);
+		DI::config()->set('system', 'synchronize_directory' , $synchronize_directory, false);
-		DI::config()->set('system', 'poco_requery_days'     , $poco_requery_days);
+		DI::config()->set('system', 'poco_requery_days'     , $poco_requery_days, false);
-		DI::config()->set('system', 'poco_discovery'        , $poco_discovery);
+		DI::config()->set('system', 'poco_discovery'        , $poco_discovery, false);
-		DI::config()->set('system', 'poco_local_search'     , $poco_local_search);
+		DI::config()->set('system', 'poco_local_search'     , $poco_local_search, false);
-		DI::config()->set('system', 'nodeinfo'              , $nodeinfo);
+		DI::config()->set('system', 'nodeinfo'              , $nodeinfo, false);
-		DI::config()->set('config', 'sitename'              , $sitename);
+		DI::config()->set('config', 'sitename'              , $sitename, false);
-		DI::config()->set('config', 'sender_email'          , $sender_email);
+		DI::config()->set('config', 'sender_email'          , $sender_email, false);
-		DI::config()->set('system', 'suppress_tags'         , $suppress_tags);
+		DI::config()->set('system', 'suppress_tags'         , $suppress_tags, false);
-		DI::config()->set('system', 'shortcut_icon'         , $shortcut_icon);
+		DI::config()->set('system', 'shortcut_icon'         , $shortcut_icon, false);
-		DI::config()->set('system', 'touch_icon'            , $touch_icon);
+		DI::config()->set('system', 'touch_icon'            , $touch_icon, false);
 
 		if ($banner == "") {
-			DI::config()->delete('system', 'banner');
+			DI::config()->set('system', 'banner', false);
 		} else {
-			DI::config()->set('system', 'banner', $banner);
+			DI::config()->set('system', 'banner', $banner, false);
 		}
 
 		if (empty($email_banner)) {
-			DI::config()->delete('system', 'email_banner');
+			DI::config()->set('system', 'email_banner', false);
 		} else {
-			DI::config()->set('system', 'email_banner', $email_banner);
+			DI::config()->set('system', 'email_banner', $email_banner, false);
 		}
 
 		if (empty($additional_info)) {
-			DI::config()->delete('config', 'info');
+			DI::config()->set('config', 'info', false);
 		} else {
-			DI::config()->set('config', 'info', $additional_info);
+			DI::config()->set('config', 'info', $additional_info, false);
 		}
-		DI::config()->set('system', 'language', $language);
+		DI::config()->set('system', 'language', $language, false);
-		DI::config()->set('system', 'theme', $theme);
+		DI::config()->set('system', 'theme', $theme, false);
 		Theme::install($theme);
 
 		if ($theme_mobile == '---') {
-			DI::config()->delete('system', 'mobile-theme');
+			DI::config()->set('system', 'mobile-theme', false);
 		} else {
-			DI::config()->set('system', 'mobile-theme', $theme_mobile);
+			DI::config()->set('system', 'mobile-theme', $theme_mobile, false);
 		}
 		if ($singleuser == '---') {
-			DI::config()->delete('system', 'singleuser');
+			DI::config()->set('system', 'singleuser', false);
 		} else {
-			DI::config()->set('system', 'singleuser', $singleuser);
+			DI::config()->set('system', 'singleuser', $singleuser, false);
 		}
 		if (preg_match('/\d+(?:\s*[kmg])?/i', $maximagesize)) {
-			DI::config()->set('system', 'maximagesize', $maximagesize);
+			DI::config()->set('system', 'maximagesize', $maximagesize, false);
 		} else {
 			DI::sysmsg()->addNotice(DI::l10n()->t('%s is no valid input for maximum image size', $maximagesize));
 		}
-		DI::config()->set('system', 'max_image_length'       , $maximagelength);
+		DI::config()->set('system', 'max_image_length'       , $maximagelength, false);
-		DI::config()->set('system', 'jpeg_quality'           , $jpegimagequality);
+		DI::config()->set('system', 'jpeg_quality'           , $jpegimagequality, false);
 
-		DI::config()->set('config', 'register_policy'        , $register_policy);
+		DI::config()->set('config', 'register_policy'        , $register_policy, false);
-		DI::config()->set('system', 'max_daily_registrations', $daily_registrations);
+		DI::config()->set('system', 'max_daily_registrations', $daily_registrations, false);
-		DI::config()->set('system', 'account_abandon_days'   , $abandon_days);
+		DI::config()->set('system', 'account_abandon_days'   , $abandon_days, false);
-		DI::config()->set('config', 'register_text'          , $register_text);
+		DI::config()->set('config', 'register_text'          , $register_text, false);
-		DI::config()->set('system', 'allowed_sites'          , $allowed_sites);
+		DI::config()->set('system', 'allowed_sites'          , $allowed_sites, false);
-		DI::config()->set('system', 'allowed_email'          , $allowed_email);
+		DI::config()->set('system', 'allowed_email'          , $allowed_email, false);
-		DI::config()->set('system', 'forbidden_nicknames'    , $forbidden_nicknames);
+		DI::config()->set('system', 'forbidden_nicknames'    , $forbidden_nicknames, false);
-		DI::config()->set('system', 'system_actor_name'      , $system_actor_name);
+		DI::config()->set('system', 'system_actor_name'      , $system_actor_name, false);
-		DI::config()->set('system', 'no_oembed_rich_content' , $no_oembed_rich_content);
+		DI::config()->set('system', 'no_oembed_rich_content' , $no_oembed_rich_content, false);
-		DI::config()->set('system', 'allowed_oembed'         , $allowed_oembed);
+		DI::config()->set('system', 'allowed_oembed'         , $allowed_oembed, false);
-		DI::config()->set('system', 'block_public'           , $block_public);
+		DI::config()->set('system', 'block_public'           , $block_public, false);
-		DI::config()->set('system', 'publish_all'            , $force_publish);
+		DI::config()->set('system', 'publish_all'            , $force_publish, false);
-		DI::config()->set('system', 'newuser_private'        , $newuser_private);
+		DI::config()->set('system', 'newuser_private'        , $newuser_private, false);
-		DI::config()->set('system', 'enotify_no_content'     , $enotify_no_content);
+		DI::config()->set('system', 'enotify_no_content'     , $enotify_no_content, false);
-		DI::config()->set('system', 'disable_embedded'       , $disable_embedded);
+		DI::config()->set('system', 'disable_embedded'       , $disable_embedded, false);
-		DI::config()->set('system', 'allow_users_remote_self', $allow_users_remote_self);
+		DI::config()->set('system', 'allow_users_remote_self', $allow_users_remote_self, false);
-		DI::config()->set('system', 'explicit_content'       , $explicit_content);
+		DI::config()->set('system', 'explicit_content'       , $explicit_content, false);
-		DI::config()->set('system', 'proxify_content'        , $proxify_content);
+		DI::config()->set('system', 'proxify_content'        , $proxify_content, false);
-		DI::config()->set('system', 'cache_contact_avatar'   , $cache_contact_avatar);
+		DI::config()->set('system', 'cache_contact_avatar'   , $cache_contact_avatar, false);
-		DI::config()->set('system', 'check_new_version_url'  , $check_new_version_url);
+		DI::config()->set('system', 'check_new_version_url'  , $check_new_version_url, false);
 
-		DI::config()->set('system', 'block_extended_register', !$enable_multi_reg);
+		DI::config()->set('system', 'block_extended_register', !$enable_multi_reg, false);
-		DI::config()->set('system', 'no_openid'              , !$enable_openid);
+		DI::config()->set('system', 'no_openid'              , !$enable_openid, false);
-		DI::config()->set('system', 'no_regfullname'         , !$enable_regfullname);
+		DI::config()->set('system', 'no_regfullname'         , !$enable_regfullname, false);
-		DI::config()->set('system', 'register_notification'  , $register_notification);
+		DI::config()->set('system', 'register_notification'  , $register_notification, false);
-		DI::config()->set('system', 'community_page_style'   , $community_page_style);
+		DI::config()->set('system', 'community_page_style'   , $community_page_style, false);
-		DI::config()->set('system', 'max_author_posts_community_page', $max_author_posts_community_page);
+		DI::config()->set('system', 'max_author_posts_community_page', $max_author_posts_community_page, false);
-		DI::config()->set('system', 'verifyssl'              , $verifyssl);
+		DI::config()->set('system', 'verifyssl'              , $verifyssl, false);
-		DI::config()->set('system', 'proxyuser'              , $proxyuser);
+		DI::config()->set('system', 'proxyuser'              , $proxyuser, false);
-		DI::config()->set('system', 'proxy'                  , $proxy);
+		DI::config()->set('system', 'proxy'                  , $proxy, false);
-		DI::config()->set('system', 'curl_timeout'           , $timeout);
+		DI::config()->set('system', 'curl_timeout'           , $timeout, false);
-		DI::config()->set('system', 'imap_disabled'          , !$mail_enabled && function_exists('imap_open'));
+		DI::config()->set('system', 'imap_disabled'          , !$mail_enabled && function_exists('imap_open'), false);
-		DI::config()->set('system', 'ostatus_disabled'       , !$ostatus_enabled);
+		DI::config()->set('system', 'ostatus_disabled'       , !$ostatus_enabled, false);
-		DI::config()->set('system', 'diaspora_enabled'       , $diaspora_enabled);
+		DI::config()->set('system', 'diaspora_enabled'       , $diaspora_enabled, false);
 
-		DI::config()->set('config', 'private_addons'         , $private_addons);
+		DI::config()->set('config', 'private_addons'         , $private_addons, false);
 
-		DI::config()->set('system', 'force_ssl'              , $force_ssl);
+		DI::config()->set('system', 'force_ssl'              , $force_ssl, false);
-		DI::config()->set('system', 'hide_help'              , !$show_help);
+		DI::config()->set('system', 'hide_help'              , !$show_help, false);
 
-		DI::config()->set('system', 'dbclean'                , $dbclean);
+		DI::config()->set('system', 'dbclean'                , $dbclean, false);
-		DI::config()->set('system', 'dbclean-expire-days'    , $dbclean_expire_days);
+		DI::config()->set('system', 'dbclean-expire-days'    , $dbclean_expire_days, false);
-		DI::config()->set('system', 'dbclean_expire_conversation', $dbclean_expire_conv);
+		DI::config()->set('system', 'dbclean_expire_conversation', $dbclean_expire_conv, false);
 
 		if ($dbclean_unclaimed == 0) {
 			$dbclean_unclaimed = $dbclean_expire_days;
 		}
 
-		DI::config()->set('system', 'dbclean-expire-unclaimed', $dbclean_unclaimed);
+		DI::config()->set('system', 'dbclean-expire-unclaimed', $dbclean_unclaimed, false);
 
-		DI::config()->set('system', 'max_comments', $max_comments);
+		DI::config()->set('system', 'max_comments', $max_comments, false);
-		DI::config()->set('system', 'max_display_comments', $max_display_comments);
+		DI::config()->set('system', 'max_display_comments', $max_display_comments, false);
 
 		if ($temppath != '') {
 			$temppath = BasePath::getRealPath($temppath);
 		}
 
-		DI::config()->set('system', 'temppath', $temppath);
+		DI::config()->set('system', 'temppath', $temppath, false);
 
-		DI::config()->set('system', 'only_tag_search'  , $only_tag_search);
+		DI::config()->set('system', 'only_tag_search'  , $only_tag_search, false);
-		DI::config()->set('system', 'compute_group_counts', $compute_group_counts);
+		DI::config()->set('system', 'compute_group_counts', $compute_group_counts, false);
 
-		DI::config()->set('system', 'worker_queues'    , $worker_queues);
+		DI::config()->set('system', 'worker_queues'    , $worker_queues, false);
-		DI::config()->set('system', 'worker_fastlane'  , $worker_fastlane);
+		DI::config()->set('system', 'worker_fastlane'  , $worker_fastlane, false);
 
-		DI::config()->set('system', 'relay_directly'   , $relay_directly);
+		DI::config()->set('system', 'relay_directly'   , $relay_directly, false);
-		DI::config()->set('system', 'relay_scope'      , $relay_scope);
+		DI::config()->set('system', 'relay_scope'      , $relay_scope, false);
-		DI::config()->set('system', 'relay_server_tags', $relay_server_tags);
+		DI::config()->set('system', 'relay_server_tags', $relay_server_tags, false);
-		DI::config()->set('system', 'relay_deny_tags'  , $relay_deny_tags);
+		DI::config()->set('system', 'relay_deny_tags'  , $relay_deny_tags, false);
-		DI::config()->set('system', 'relay_user_tags'  , $relay_user_tags);
+		DI::config()->set('system', 'relay_user_tags'  , $relay_user_tags, false);
+
+		DI::config()->save();
 
 		DI::baseUrl()->redirect('admin/site' . $active_panel);
 	}
@@ -332,8 +334,8 @@ class Site extends BaseAdmin
 
 		if (DI::config()->get('system', 'directory_submit_url') &&
 			!DI::config()->get('system', 'directory')) {
-			DI::config()->set('system', 'directory', dirname(DI::config()->get('system', 'directory_submit_url')));
+			DI::config()->set('system', 'directory', dirname(DI::config()->get('system', 'directory_submit_url')), false);
-			DI::config()->delete('system', 'directory_submit_url');
+			DI::config()->delete('system', 'directory_submit_url', false);
 		}
 
 		/* Installed themes */

static/dbstructure.config.php

@@ -55,7 +55,7 @@
 use Friendica\Database\DBA;
 
 if (!defined('DB_UPDATE_VERSION')) {
-	define('DB_UPDATE_VERSION', 1507);
+	define('DB_UPDATE_VERSION', 1508);
 }
 
 return [
@@ -553,19 +553,6 @@ return [
 			"k_expires" => ["k", "expires"],
 		]
 	],
-	"config" => [
-		"comment" => "main configuration storage",
-		"fields" => [
-			"id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => ""],
-			"cat" => ["type" => "varbinary(50)", "not null" => "1", "default" => "", "comment" => ""],
-			"k" => ["type" => "varbinary(50)", "not null" => "1", "default" => "", "comment" => ""],
-			"v" => ["type" => "mediumtext", "comment" => ""],
-		],
-		"indexes" => [
-			"PRIMARY" => ["id"],
-			"cat_k" => ["UNIQUE", "cat", "k"],
-		]
-	],
 	"contact-relation" => [
 		"comment" => "Contact relations",
 		"fields" => [

static/dependencies.config.php

@@ -76,7 +76,7 @@ return [
 			$_SERVER
 		]
 	],
-	Config\Util\ConfigFileLoader::class => [
+	Config\Util\ConfigFileManager::class => [
 		'instanceOf' => Config\Factory\Config::class,
 		'call'       => [
 			['createConfigFileLoader', [

update.php

@@ -1175,3 +1175,22 @@ function update_1505()
 
 	return DBA::delete('config', $conditions) ? Update::SUCCESS : Update::FAILED;
 }
+
+function update_1508()
+{
+	$categories = DBA::toArray(DBA::p("SELECT DISTINCT `cat` AS 'cat' FROM `config`"));
+
+	foreach ($categories as $category) {
+		DI::config()->load($category['cat']);
+	}
+
+	$config = DBA::selectToArray('config');
+
+	foreach ($config as $entry) {
+		DI::config()->set($entry['cat'], $entry['k'], $entry['v'], false);
+	}
+
+	DI::config()->save();
+
+	DBA::e("DELETE FROM `config`");
+}