Introduce dynamic hook loading

- Dynamically load addon files
- Dynamically load hooks
- Rewrite Logger-logic to use new hook logic (Monolog is working again)

src/Core/Logger/Factory/StreamLogger.php

@@ -0,0 +1,100 @@
+<?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\Logger\Factory;
+
+use Friendica\Core\Config\Capability\IManageConfigValues;
+use Friendica\Core\Logger\Capabilities\LogChannel;
+use Friendica\Core\Logger\Exception\LoggerArgumentException;
+use Friendica\Core\Logger\Exception\LoggerException;
+use Friendica\Core\Logger\Type\StreamLogger as StreamLoggerClass;
+use Friendica\Core\Logger\Util\FileSystem;
+use Psr\Log\LoggerInterface;
+use Psr\Log\LogLevel;
+use Psr\Log\NullLogger;
+
+/**
+ * The logger factory for the StreamLogger instance
+ *
+ * @see StreamLoggerClass
+ */
+class StreamLogger extends AbstractLoggerTypeFactory
+{
+	/**
+	 * Creates a new PSR-3 compliant stream logger instance
+	 *
+	 * @param IManageConfigValues $config   The system configuration
+	 * @param string|null         $logfile  (optional) A given logfile which should be used as stream (e.g. in case of
+	 *                                      developer logging)
+	 * @param string|null         $channel  (optional) A given channel in case it is different from the default
+	 *
+	 * @return LoggerInterface The PSR-3 compliant logger instance
+	 *
+	 * @throws LoggerException in case the logger cannot get created
+	 */
+	public function create(IManageConfigValues $config, string $logfile = null, string $channel = null): LoggerInterface
+	{
+		$fileSystem = new FileSystem();
+
+		$logfile = $logfile ?? $config->get('system', 'logfile');
+		if ((@file_exists($logfile) && !@is_writable($logfile)) && !@is_writable(basename($logfile))) {
+			throw new LoggerArgumentException(sprintf('%s is not a valid logfile', $logfile));
+		}
+
+		$loglevel = static::mapLegacyConfigDebugLevel($config->get('system', 'loglevel'));
+
+		if (array_key_exists($loglevel, StreamLoggerClass::levelToInt)) {
+			$loglevel = StreamLoggerClass::levelToInt[$loglevel];
+		} else {
+			$loglevel = StreamLoggerClass::levelToInt[LogLevel::NOTICE];
+		}
+
+		$stream = $fileSystem->createStream($logfile);
+
+		return new StreamLoggerClass($channel ?? $this->channel, $this->introspection, $stream, $loglevel, getmypid());
+	}
+
+	/**
+	 * Creates a new PSR-3 compliant develop logger
+	 *
+	 * If you want to debug only interactions from your IP or the IP of a remote server for federation debug,
+	 * you'll use this logger instance for the duration of your work.
+	 *
+	 * It should never get filled during normal usage of Friendica
+	 *
+	 * @return LoggerInterface The PSR-3 compliant logger instance
+	 *
+	 * @throws LoggerException
+	 */
+	public function createDev(IManageConfigValues $config)
+	{
+		$debugging   = $config->get('system', 'debugging');
+		$logfile     = $config->get('system', 'dlogfile');
+		$developerIp = $config->get('system', 'dlogip');
+
+		if ((!isset($developerIp) || !$debugging) &&
+			(!is_file($logfile) || is_writable($logfile))) {
+			return new NullLogger();
+		}
+
+		return $this->create($config, $logfile, LogChannel::DEV);
+	}
+}