Rewrite Monolog factory to implement LoggerFactory

monolog/src/Factory/MonologFactory.php

@@ -0,0 +1,75 @@
+<?php
+
+namespace Friendica\Addon\monolog\src\Factory;
+
+use Friendica\Addon\monolog\src\Monolog\IntrospectionProcessor;
+use Friendica\Core\Config\Capability\IManageConfigValues;
+use Friendica\Core\Logger\Capability\IHaveCallIntrospections;
+use Friendica\Core\Logger\Factory\LoggerFactory;
+use Monolog\Formatter\LineFormatter;
+use Monolog\Handler\StreamHandler;
+use Monolog\Logger;
+use Monolog\Processor\ProcessIdProcessor;
+use Monolog\Processor\PsrLogMessageProcessor;
+use Monolog\Processor\UidProcessor;
+use Psr\Log\LoggerInterface;
+use Psr\Log\LogLevel;
+
+require_once __DIR__ . '/../../vendor/autoload.php';
+
+final class MonologFactory implements LoggerFactory
+{
+	private IHaveCallIntrospections $introspection;
+
+	private IManageConfigValues $config;
+
+	/**
+	 * @param string $channel The channel for the logger
+	 */
+	public function __construct(IHaveCallIntrospections $introspection, IManageConfigValues $config)
+	{
+		$this->introspection = $introspection;
+		$this->config        = $config;
+	}
+
+	/**
+	 * Creates and returns a PSR-3 Logger instance.
+	 *
+	 * Calling this method multiple times with the same parameters SHOULD return the same object.
+	 *
+	 * @param \Psr\Log\LogLevel::* $logLevel The log level
+	 * @param \Friendica\Core\Logger\Capability\LogChannel::* $logChannel The log channel
+	 */
+	public function createLogger(string $logLevel, string $logChannel): LoggerInterface
+	{
+		$loggerTimeZone = new \DateTimeZone('UTC');
+
+		$logger = new Logger($logChannel);
+		$logger->setTimezone($loggerTimeZone);
+		$logger->pushProcessor(new PsrLogMessageProcessor());
+		$logger->pushProcessor(new ProcessIdProcessor());
+		$logger->pushProcessor(new UidProcessor());
+		$logger->pushProcessor(new IntrospectionProcessor($this->introspection, LogLevel::DEBUG));
+
+		$logfile = $this->config->get('system', 'logfile');
+
+		// just add a stream in case it's either writable or not file
+		if (is_writable($logfile)) {
+			$logLevel = Logger::toMonologLevel($logLevel);
+
+			// fallback to notice if an invalid loglevel is set
+			if (!is_int($logLevel)) {
+				$logLevel = LogLevel::NOTICE;
+			}
+
+			$fileHandler = new StreamHandler($logfile, $logLevel);
+
+			$formatter = new LineFormatter("%datetime% %channel% [%level_name%]: %message% %context% %extra%\n");
+			$fileHandler->setFormatter($formatter);
+
+			$logger->pushHandler($fileHandler);
+		}
+
+		return $logger;
+	}
+}