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src/Console/Maintenance.php

@@ -100,7 +100,7 @@ HELP;
 
 		$enabled = intval($this->getArgument(0));
 
-		$transactionConfig = $this->config->transactional();
+		$transactionConfig = $this->config->beginTransaction();
 
 		$transactionConfig->set('system', 'maintenance', $enabled);
 
@@ -112,7 +112,7 @@ HELP;
 			$transactionConfig->delete('system', 'maintenance_reason');
 		}
 
-		$transactionConfig->save();
+		$transactionConfig->commit();
 
 		if ($enabled) {
 			$mode_str = "maintenance mode";

src/Console/Relocate.php

@@ -101,9 +101,10 @@ HELP;
 		$old_host = str_replace('http://', '@', Strings::normaliseLink($old_url));
 
 		$this->out('Entering maintenance mode');
-		$this->config->set('system', 'maintenance', true, false);
-		$this->config->set('system', 'maintenance_reason', 'Relocating node to ' . $new_url, false);
-
+		$this->config->beginTransaction()
+					 ->set('system', 'maintenance', true)
+					 ->set('system', 'maintenance_reason', 'Relocating node to ' . $new_url)
+					 ->commit();
 		try {
 			if (!$this->database->transaction()) {
 				throw new \Exception('Unable to start a transaction, please retry later.');
@@ -189,10 +190,10 @@ HELP;
 			return 1;
 		} finally {
 			$this->out('Leaving maintenance mode');
-			$this->config->transactional()
+			$this->config->beginTransaction()
 						 ->set('system', 'maintenance', false)
 						 ->delete('system', 'maintenance_reason')
-						 ->save();
+						 ->commit();
 		}
 
 		// send relocate

src/Core/Config/Capability/IManageConfigValues.php

@@ -94,9 +94,9 @@ interface IManageConfigValues
 	 *
 	 * It relies on the current instance, so after save(), the values of this config class will get altered at once too.
 	 *
-	 * @return ISetConfigValuesTransactional
+	 * @return ISetConfigValuesTransactionally
 	 */
-	public function transactional(): ISetConfigValuesTransactional;
+	public function beginTransaction(): ISetConfigValuesTransactionally;
 
 	/**
 	 * Deletes the given key from the system configuration.

src/Core/Config/Capability/ISetConfigValuesTransactionally.php

@@ -27,7 +27,7 @@ use Friendica\Core\Config\Exception\ConfigPersistenceException;
  * Interface for transactional saving of config values
  * It buffers every set/delete until "save()" is called
  */
-interface ISetConfigValuesTransactional
+interface ISetConfigValuesTransactionally
 {
 	/**
 	 * Get a particular user's config variable given the category name
@@ -76,9 +76,9 @@ interface ISetConfigValuesTransactional
 	public function delete(string $cat, string $key): self;
 
 	/**
-	 * Saves the node specific config values
+	 * Commits the changes of the current transaction
 	 *
 	 * @throws ConfigPersistenceException In case the persistence layer throws errors
 	 */
-	public function save(): void;
+	public function commit(): void;
 }

src/Core/Config/Model/Config.php

@@ -22,7 +22,7 @@
 namespace Friendica\Core\Config\Model;
 
 use Friendica\Core\Config\Capability\IManageConfigValues;
-use Friendica\Core\Config\Capability\ISetConfigValuesTransactional;
+use Friendica\Core\Config\Capability\ISetConfigValuesTransactionally;
 use Friendica\Core\Config\Exception\ConfigFileException;
 use Friendica\Core\Config\Exception\ConfigPersistenceException;
 use Friendica\Core\Config\Util\ConfigFileManager;
@@ -63,9 +63,9 @@ class Config implements IManageConfigValues
 	}
 
 	/**	{@inheritDoc} */
-	public function transactional(): ISetConfigValuesTransactional
+	public function beginTransaction(): ISetConfigValuesTransactionally
 	{
-		return new TransactionalConfig($this);
+		return new ConfigTransaction($this);
 	}
 
 	/**

src/Core/Config/Model/ConfigTransaction.php

@@ -22,14 +22,14 @@
 namespace Friendica\Core\Config\Model;
 
 use Friendica\Core\Config\Capability\IManageConfigValues;
-use Friendica\Core\Config\Capability\ISetConfigValuesTransactional;
+use Friendica\Core\Config\Capability\ISetConfigValuesTransactionally;
 use Friendica\Core\Config\Exception\ConfigPersistenceException;
 use Friendica\Core\Config\ValueObject\Cache;
 
 /**
- * config class, which sets values into a temporary buffer until "save()" is called
+ * Transaction class for configurations, which sets values into a temporary buffer until "save()" is called
  */
-class TransactionalConfig implements ISetConfigValuesTransactional
+class ConfigTransaction implements ISetConfigValuesTransactionally
 {
 	/** @var IManageConfigValues */
 	protected $config;
@@ -54,7 +54,7 @@ class TransactionalConfig implements ISetConfigValuesTransactional
 	}
 
 	/** {@inheritDoc} */
-	public function set(string $cat, string $key, $value): ISetConfigValuesTransactional
+	public function set(string $cat, string $key, $value): ISetConfigValuesTransactionally
 	{
 		$this->cache->set($cat, $key, $value, Cache::SOURCE_DATA);
 
@@ -63,7 +63,7 @@ class TransactionalConfig implements ISetConfigValuesTransactional
 
 
 	/** {@inheritDoc} */
-	public function delete(string $cat, string $key): ISetConfigValuesTransactional
+	public function delete(string $cat, string $key): ISetConfigValuesTransactionally
 	{
 		$this->cache->delete($cat, $key);
 		$this->delCache->set($cat, $key, 'deleted');
@@ -72,7 +72,7 @@ class TransactionalConfig implements ISetConfigValuesTransactional
 	}
 
 	/** {@inheritDoc} */
-	public function save(): void
+	public function commit(): void
 	{
 		try {
 			$newCache = $this->config->getCache()->merge($this->cache);

src/Core/Config/ValueObject/Cache.php

@@ -332,10 +332,8 @@ class Cache
 				$keys = array_keys($cache->config[$category]);
 
 				foreach ($keys as $key) {
-					if (!is_null($newConfig[$category][$key] ?? null)) {
-						unset($newConfig[$category][$key]);
-						unset($newSource[$category][$key]);
-					}
+					unset($newConfig[$category][$key]);
+					unset($newSource[$category][$key]);
 				}
 			}
 		}

src/Core/Update.php

@@ -160,10 +160,10 @@ class Update
 							Logger::warning('Pre update failed', ['version' => $version]);
 							DI::config()->set('system', 'update', Update::FAILED);
 							DI::lock()->release('dbupdate');
-							DI::config()->transactional()
+							DI::config()->beginTransaction()
 										->set('system', 'maintenance', false)
 										->delete('system', 'maintenance_reason')
-										->save();
+										->commit();
 							return $r;
 						} else {
 							Logger::notice('Pre update executed.', ['version' => $version]);
@@ -183,10 +183,10 @@ 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()->transactional()
+						DI::config()->beginTransaction()
 									->set('system', 'maintenance', false)
 									->delete('system', 'maintenance_reason')
-									->save();
+									->commit();
 						return $retval;
 					} else {
 						Logger::notice('Database structure update finished.', ['from' => $stored, 'to' => $current]);
@@ -202,10 +202,10 @@ class Update
 							Logger::warning('Post update failed', ['version' => $version]);
 							DI::config()->set('system', 'update', Update::FAILED);
 							DI::lock()->release('dbupdate');
-							DI::config()->transactional()
+							DI::config()->beginTransaction()
 										->set('system', 'maintenance', false)
 										->delete('system', 'maintenance_reason')
-										->save();
+										->commit();
 							return $r;
 						} else {
 							DI::config()->set('system', 'build', $version);
@@ -216,10 +216,10 @@ class Update
 					DI::config()->set('system', 'build', $current);
 					DI::config()->set('system', 'update', Update::SUCCESS);
 					DI::lock()->release('dbupdate');
-					DI::config()->transactional()
+					DI::config()->beginTransaction()
 								->set('system', 'maintenance', false)
 								->delete('system', 'maintenance_reason')
-								->save();
+								->commit();
 
 					Logger::notice('Update success.', ['from' => $stored, 'to' => $current]);
 					if ($sendMail) {

src/Database/DBStructure.php

@@ -182,10 +182,10 @@ class DBStructure
 		$status = self::update($verbose, true);
 
 		if ($enable_maintenance_mode) {
-			DI::config()->transactional()
+			DI::config()->beginTransaction()
 						->set('system', 'maintenance', false)
 						->delete('system', 'maintenance_reason')
-						->save();
+						->commit();
 		}
 
 		return $status;

src/Module/Admin/Site.php

@@ -144,7 +144,7 @@ class Site extends BaseAdmin
 		$relay_user_tags   = !empty($_POST['relay_user_tags']);
 		$active_panel      = (!empty($_POST['active_panel'])      ? "#" . trim($_POST['active_panel']) : '');
 
-		$transactionConfig = DI::config()->transactional();
+		$transactionConfig = DI::config()->beginTransaction();
 
 		// Has the directory url changed? If yes, then resubmit the existing profiles there
 		if ($global_directory != DI::config()->get('system', 'directory') && ($global_directory != '')) {
@@ -320,7 +320,7 @@ class Site extends BaseAdmin
 		$transactionConfig->set('system', 'relay_deny_tags'  , $relay_deny_tags);
 		$transactionConfig->set('system', 'relay_user_tags'  , $relay_user_tags);
 
-		$transactionConfig->save();
+		$transactionConfig->commit();
 
 		DI::baseUrl()->redirect('admin/site' . $active_panel);
 	}

tests/src/Core/Config/Cache/CacheTest.php

@@ -369,16 +369,20 @@ class CacheTest extends MockedTest
 
 		$configCache->set('system', 'test_2','with_data', Cache::SOURCE_DATA);
 		$configCache->set('config', 'test_override','with_another_data', Cache::SOURCE_DATA);
+		$configCache->set('old_category', 'test_45','given category', Cache::SOURCE_DATA);
 
 		$newCache = new Cache();
 		$newCache->set('config', 'test_override','override it again', Cache::SOURCE_DATA);
 		$newCache->set('system', 'test_3','new value', Cache::SOURCE_DATA);
+		$newCache->set('new_category', 'test_23','added category', Cache::SOURCE_DATA);
 
 		$mergedCache = $configCache->merge($newCache);
 
 		self::assertEquals('with_data', $mergedCache->get('system', 'test_2'));
 		self::assertEquals('override it again', $mergedCache->get('config', 'test_override'));
 		self::assertEquals('new value', $mergedCache->get('system', 'test_3'));
+		self::assertEquals('given category', $mergedCache->get('old_category', 'test_45'));
+		self::assertEquals('added category', $mergedCache->get('new_category', 'test_23'));
 	}
 
 	/**

tests/src/Core/Config/ConfigTransactionTest.php

@@ -2,15 +2,15 @@
 
 namespace Friendica\Test\src\Core\Config;
 
-use Friendica\Core\Config\Capability\ISetConfigValuesTransactional;
+use Friendica\Core\Config\Capability\ISetConfigValuesTransactionally;
 use Friendica\Core\Config\Model\Config;
-use Friendica\Core\Config\Model\TransactionalConfig;
+use Friendica\Core\Config\Model\ConfigTransaction;
 use Friendica\Core\Config\Util\ConfigFileManager;
 use Friendica\Core\Config\ValueObject\Cache;
 use Friendica\Test\MockedTest;
 use Friendica\Test\Util\VFSTrait;
 
-class TransactionalConfigTest extends MockedTest
+class ConfigTransactionTest extends MockedTest
 {
 	use VFSTrait;
 
@@ -37,14 +37,14 @@ class TransactionalConfigTest extends MockedTest
 
 	public function testInstance()
 	{
-		$config              = new Config($this->configFileManager, new Cache());
-		$transactionalConfig = new TransactionalConfig($config);
+		$config            = new Config($this->configFileManager, new Cache());
+		$configTransaction = new ConfigTransaction($config);
 
-		self::assertInstanceOf(ISetConfigValuesTransactional::class, $transactionalConfig);
-		self::assertInstanceOf(TransactionalConfig::class, $transactionalConfig);
+		self::assertInstanceOf(ISetConfigValuesTransactionally::class, $configTransaction);
+		self::assertInstanceOf(ConfigTransaction::class, $configTransaction);
 	}
 
-	public function testTransactionalConfig()
+	public function testConfigTransaction()
 	{
 		$config = new Config($this->configFileManager, new Cache());
 		$config->set('config', 'key1', 'value1');
@@ -52,24 +52,24 @@ class TransactionalConfigTest extends MockedTest
 		$config->set('system', 'keyDel', 'valueDel');
 		$config->set('delete', 'keyDel', 'catDel');
 
-		$transactionalConfig = new TransactionalConfig($config);
-		self::assertEquals('value1', $transactionalConfig->get('config', 'key1'));
-		self::assertEquals('value2', $transactionalConfig->get('system', 'key2'));
-		self::assertEquals('valueDel', $transactionalConfig->get('system', 'keyDel'));
-		self::assertEquals('catDel', $transactionalConfig->get('delete', 'keyDel'));
+		$configTransaction = new ConfigTransaction($config);
+		self::assertEquals('value1', $configTransaction->get('config', 'key1'));
+		self::assertEquals('value2', $configTransaction->get('system', 'key2'));
+		self::assertEquals('valueDel', $configTransaction->get('system', 'keyDel'));
+		self::assertEquals('catDel', $configTransaction->get('delete', 'keyDel'));
 		// the config file knows it as well immediately
 		$tempData = include $this->root->url() . '/config/' . ConfigFileManager::CONFIG_DATA_FILE;
 		self::assertEquals('value1', $tempData['config']['key1'] ?? null);
 		self::assertEquals('value2', $tempData['system']['key2'] ?? null);
 
 		// new key-value
-		$transactionalConfig->set('transaction', 'key3', 'value3');
+		$configTransaction->set('transaction', 'key3', 'value3');
 		// overwrite key-value
-		$transactionalConfig->set('config', 'key1', 'changedValue1');
+		$configTransaction->set('config', 'key1', 'changedValue1');
 		// delete key-value
-		$transactionalConfig->delete('system', 'keyDel');
+		$configTransaction->delete('system', 'keyDel');
 		// delete last key of category - so the category is gone
-		$transactionalConfig->delete('delete', 'keyDel');
+		$configTransaction->delete('delete', 'keyDel');
 
 		// The main config still doesn't know about the change
 		self::assertNull($config->get('transaction', 'key3'));
@@ -77,10 +77,10 @@ class TransactionalConfigTest extends MockedTest
 		self::assertEquals('valueDel', $config->get('system', 'keyDel'));
 		self::assertEquals('catDel', $config->get('delete', 'keyDel'));
 		// but the transaction config of course knows it
-		self::assertEquals('value3', $transactionalConfig->get('transaction', 'key3'));
-		self::assertEquals('changedValue1', $transactionalConfig->get('config', 'key1'));
-		self::assertNull($transactionalConfig->get('system', 'keyDel'));
-		self::assertNull($transactionalConfig->get('delete', 'keyDel'));
+		self::assertEquals('value3', $configTransaction->get('transaction', 'key3'));
+		self::assertEquals('changedValue1', $configTransaction->get('config', 'key1'));
+		self::assertNull($configTransaction->get('system', 'keyDel'));
+		self::assertNull($configTransaction->get('delete', 'keyDel'));
 		// The config file still doesn't know it either
 		$tempData = include $this->root->url() . '/config/' . ConfigFileManager::CONFIG_DATA_FILE;
 		self::assertEquals('value1', $tempData['config']['key1'] ?? null);
@@ -89,16 +89,16 @@ class TransactionalConfigTest extends MockedTest
 		self::assertNull($tempData['transaction']['key3'] ?? null);
 
 		// save it back!
-		$transactionalConfig->save();
+		$configTransaction->commit();
 
 		// Now every config and file knows the change
 		self::assertEquals('changedValue1', $config->get('config', 'key1'));
 		self::assertEquals('value3', $config->get('transaction', 'key3'));
 		self::assertNull($config->get('system', 'keyDel'));
 		self::assertNull($config->get('delete', 'keyDel'));
-		self::assertEquals('value3', $transactionalConfig->get('transaction', 'key3'));
-		self::assertEquals('changedValue1', $transactionalConfig->get('config', 'key1'));
-		self::assertNull($transactionalConfig->get('system', 'keyDel'));
+		self::assertEquals('value3', $configTransaction->get('transaction', 'key3'));
+		self::assertEquals('changedValue1', $configTransaction->get('config', 'key1'));
+		self::assertNull($configTransaction->get('system', 'keyDel'));
 		$tempData = include $this->root->url() . '/config/' . ConfigFileManager::CONFIG_DATA_FILE;
 		self::assertEquals('changedValue1', $tempData['config']['key1'] ?? null);
 		self::assertEquals('value2', $tempData['system']['key2'] ?? null);

update.php

@@ -1184,13 +1184,13 @@ function update_1508()
 {
 	$config = DBA::selectToArray('config');
 
-	$newConfig = DI::config()->transactional();
+	$newConfig = DI::config()->beginTransaction();
 
 	foreach ($config as $entry) {
 		$newConfig->set($entry['cat'], $entry['k'], $entry['v']);
 	}
 
-	$newConfig->save();
+	$newConfig->commit();
 
-	DBA::e("DELETE FROM `config`");
+	DBA::e("TRUNCATE TABLE `config`");
 }

view/theme/frio/style.php

@@ -49,7 +49,7 @@ $login_bg_color   = '';
 $modified         = time();
 
 if (DI::mode()->has(\Friendica\App\Mode::MAINTENANCEDISABLED)) {
-	DI::config()->reload('frio');
+	DI::config()->reload();
 
 	// Default to hard-coded values for empty settings
 	$scheme           = DI::config()->get('frio', 'scheme', DI::config()->get('frio', 'schema'));