178 lines
5.3 KiB
PHP
178 lines
5.3 KiB
PHP
<?php
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namespace Friendica\Factory;
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use Friendica\Core\Config\Configuration;
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use Friendica\Core\Logger;
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use Friendica\Network\HTTPException\InternalServerErrorException;
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use Friendica\Util\Logger\FriendicaDevelopHandler;
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use Friendica\Util\Logger\Introspection;
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use Friendica\Util\Logger\SyslogLogger;
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use Friendica\Util\Profiler;
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use Monolog;
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use Psr\Log\LoggerInterface;
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use Psr\Log\LogLevel;
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/**
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* A logger factory
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*
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* Currently only Monolog is supported
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*/
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class LoggerFactory
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{
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/**
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* Creates a new PSR-3 compliant logger instances
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*
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* @param string $channel The channel of the logger instance
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* @param Configuration $config The config
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*
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* @return LoggerInterface The PSR-3 compliant logger instance
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*/
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public static function create($channel, Configuration $config)
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{
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switch ($config->get('system', 'logger_adapter', 'monolog')) {
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case 'syslog':
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$intorspector = new Introspection(LOG_DEBUG, [Logger::class, SyslogLogger::class, Profiler::class]);
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$level = $config->get('system', 'loglevel');
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$logger = new SyslogLogger($channel, $intorspector, $level);
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break;
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case 'monolog':
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default:
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$logger = new Monolog\Logger($channel);
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$logger->pushProcessor(new Monolog\Processor\PsrLogMessageProcessor());
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$logger->pushProcessor(new Monolog\Processor\ProcessIdProcessor());
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$logger->pushProcessor(new Monolog\Processor\UidProcessor());
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$logger->pushProcessor(new Introspection(LogLevel::DEBUG, [Logger::class, Profiler::class]));
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$debugging = $config->get('system', 'debugging');
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$stream = $config->get('system', 'logfile');
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$level = $config->get('system', 'loglevel');
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if ($debugging) {
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$loglevel = self::mapLegacyConfigDebugLevel((string)$level);
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static::addStreamHandler($logger, $stream, $loglevel);
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} else {
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static::addVoidHandler($logger);
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}
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break;
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}
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Logger::init($logger);
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return $logger;
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}
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/**
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* Creates a new PSR-3 compliant develop logger
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*
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* If you want to debug only interactions from your IP or the IP of a remote server for federation debug,
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* you'll use this logger instance for the duration of your work.
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*
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* It should never get filled during normal usage of Friendica
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*
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* @param string $channel The channel of the logger instance
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* @param Configuration $config The config
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*
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* @return LoggerInterface The PSR-3 compliant logger instance
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*/
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public static function createDev($channel, Configuration $config)
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{
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$debugging = $config->get('system', 'debugging');
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$stream = $config->get('system', 'dlogfile');
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$developerIp = $config->get('system', 'dlogip');
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if (!isset($developerIp) || !$debugging) {
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return null;
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}
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$logger = new Monolog\Logger($channel);
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$logger->pushProcessor(new Monolog\Processor\PsrLogMessageProcessor());
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$logger->pushProcessor(new Monolog\Processor\ProcessIdProcessor());
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$logger->pushProcessor(new Monolog\Processor\UidProcessor());
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$logger->pushProcessor(new Introspection(LogLevel::DEBUG, ['Friendica\\Core\\Logger']));
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$logger->pushHandler(new FriendicaDevelopHandler($developerIp));
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static::addStreamHandler($logger, $stream, LogLevel::DEBUG);
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Logger::setDevLogger($logger);
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return $logger;
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}
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/**
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* Mapping a legacy level to the PSR-3 compliant levels
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* @see https://github.com/php-fig/fig-standards/blob/master/accepted/PSR-3-logger-interface.md#5-psrlogloglevel
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*
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* @param string $level the level to be mapped
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*
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* @return string the PSR-3 compliant level
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*/
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private static function mapLegacyConfigDebugLevel($level)
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{
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switch ($level) {
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// legacy WARNING
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case "0":
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return LogLevel::ERROR;
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// legacy INFO
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case "1":
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return LogLevel::WARNING;
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// legacy TRACE
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case "2":
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return LogLevel::NOTICE;
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// legacy DEBUG
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case "3":
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return LogLevel::INFO;
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// legacy DATA
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case "4":
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return LogLevel::DEBUG;
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// legacy ALL
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case "5":
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return LogLevel::DEBUG;
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// default if nothing set
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default:
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return $level;
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}
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}
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/**
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* Adding a handler to a given logger instance
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*
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* @param LoggerInterface $logger The logger instance
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* @param mixed $stream The stream which handles the logger output
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* @param string $level The level, for which this handler at least should handle logging
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*
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* @return void
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*
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* @throws InternalServerErrorException if the logger is incompatible to the logger factory
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* @throws \Exception in case of general failures
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*/
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public static function addStreamHandler($logger, $stream, $level = LogLevel::NOTICE)
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{
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if ($logger instanceof Monolog\Logger) {
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$loglevel = Monolog\Logger::toMonologLevel($level);
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// fallback to notice if an invalid loglevel is set
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if (!is_int($loglevel)) {
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$loglevel = LogLevel::NOTICE;
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}
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$fileHandler = new Monolog\Handler\StreamHandler($stream, $loglevel);
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$formatter = new Monolog\Formatter\LineFormatter("%datetime% %channel% [%level_name%]: %message% %context% %extra%\n");
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$fileHandler->setFormatter($formatter);
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$logger->pushHandler($fileHandler);
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} else {
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throw new InternalServerErrorException('Logger instance incompatible for MonologFactory');
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}
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}
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public static function addVoidHandler($logger)
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{
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if ($logger instanceof Monolog\Logger) {
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$logger->pushHandler(new Monolog\Handler\NullHandler());
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}
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}
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}
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