358 lines
7.6 KiB
PHP
358 lines
7.6 KiB
PHP
<?php
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/**
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* @file src/Core/Logger.php
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*/
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namespace Friendica\Core;
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use Friendica\BaseObject;
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use Friendica\Network\HTTPException\InternalServerErrorException;
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use Friendica\Util\LoggerFactory;
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use Psr\Log\LoggerInterface;
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use Psr\Log\LogLevel;
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/**
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* @brief Logger functions
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*/
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class Logger extends BaseObject
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{
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/**
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* @see Logger::error()
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*/
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const WARNING = LogLevel::ERROR;
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/**
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* @see Logger::warning()
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*/
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const INFO = LogLevel::WARNING;
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/**
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* @see Logger::notice()
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*/
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const TRACE = LogLevel::NOTICE;
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/**
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* @see Logger::info()
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*/
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const DEBUG = LogLevel::INFO;
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/**
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* @see Logger::debug()
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*/
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const DATA = LogLevel::DEBUG;
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/**
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* @see Logger::debug()
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*/
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const ALL = LogLevel::DEBUG;
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/**
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* @var array the legacy loglevels
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* @deprecated 2019.03 use PSR-3 loglevels
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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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*/
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public static $levels = [
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self::WARNING => 'Warning',
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self::INFO => 'Info',
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self::TRACE => 'Trace',
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self::DEBUG => 'Debug',
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self::DATA => 'Data',
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self::ALL => 'All',
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];
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/**
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* @var LoggerInterface A PSR-3 compliant logger instance
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*/
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private static $logger;
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/**
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* @var LoggerInterface A PSR-3 compliant logger instance for developing only
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*/
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private static $devLogger;
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/**
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* Sets the default logging handler for Friendica.
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* @todo Can be combined with other handlers too if necessary, could be configurable.
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*
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* @param LoggerInterface $logger The Logger instance of this Application
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*
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* @throws InternalServerErrorException if the logger factory is incompatible to this logger
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*/
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public static function setLogger($logger)
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{
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$debugging = Config::get('system', 'debugging');
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$logfile = Config::get('system', 'logfile');
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$loglevel = Config::get('system', 'loglevel');
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if (!$debugging || !$logfile) {
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return;
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}
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if (is_int($loglevel)) {
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$loglevel = self::mapLegacyConfigDebugLevel($loglevel);
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}
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LoggerFactory::addStreamHandler($logger, $logfile, $loglevel);
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self::$logger = $logger;
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$logfile = Config::get('system', 'dlogfile');
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if (!$logfile) {
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return;
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}
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$developIp = Config::get('system', 'dlogip');
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self::$devLogger = LoggerFactory::createDev('develop', $developIp);
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LoggerFactory::addStreamHandler(self::$devLogger, $logfile, LogLevel::DEBUG);
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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 int $level the level to be mapped
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*
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* @return string the PSR-3 compliant level
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*/
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private static function mapLegacyConfigDebugLevel($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 LogLevel::NOTICE;
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}
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}
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/**
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* System is unusable.
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* @see LoggerInterface::emergency()
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*
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* @param string $message
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* @param array $context
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*
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* @return void
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*
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*/
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public static function emergency($message, $context = [])
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{
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if (!isset(self::$logger)) {
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return;
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}
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$stamp1 = microtime(true);
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self::$logger->emergency($message, $context);
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self::getApp()->saveTimestamp($stamp1, 'file');
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}
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/**
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* Action must be taken immediately.
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* @see LoggerInterface::alert()
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*
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* Example: Entire website down, database unavailable, etc. This should
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* trigger the SMS alerts and wake you up.
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*
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* @param string $message
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* @param array $context
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*
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* @return void
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*
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*/
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public static function alert($message, $context = [])
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{
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if (!isset(self::$logger)) {
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return;
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}
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$stamp1 = microtime(true);
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self::$logger->alert($message, $context);
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self::getApp()->saveTimestamp($stamp1, 'file');
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}
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/**
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* Critical conditions.
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* @see LoggerInterface::critical()
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*
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* Example: Application component unavailable, unexpected exception.
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*
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* @param string $message
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* @param array $context
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*
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* @return void
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*
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*/
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public static function critical($message, $context = [])
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{
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if (!isset(self::$logger)) {
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return;
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}
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$stamp1 = microtime(true);
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self::$logger->critical($message, $context);
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self::getApp()->saveTimestamp($stamp1, 'file');
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}
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/**
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* Runtime errors that do not require immediate action but should typically
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* be logged and monitored.
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* @see LoggerInterface::error()
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*
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* @param string $message
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* @param array $context
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*
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* @return void
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*
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*/
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public static function error($message, $context = [])
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{
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if (!isset(self::$logger)) {
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echo "not set!?\n";
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return;
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}
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$stamp1 = microtime(true);
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self::$logger->error($message, $context);
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self::getApp()->saveTimestamp($stamp1, 'file');
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}
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/**
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* Exceptional occurrences that are not errors.
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* @see LoggerInterface::warning()
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*
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* Example: Use of deprecated APIs, poor use of an API, undesirable things
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* that are not necessarily wrong.
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*
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* @param string $message
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* @param array $context
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*
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* @return void
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*
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*/
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public static function warning($message, $context = [])
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{
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if (!isset(self::$logger)) {
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return;
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}
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$stamp1 = microtime(true);
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self::$logger->warning($message, $context);
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self::getApp()->saveTimestamp($stamp1, 'file');
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}
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/**
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* Normal but significant events.
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* @see LoggerInterface::notice()
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*
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* @param string $message
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* @param array $context
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*
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* @return void
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*
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*/
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public static function notice($message, $context = [])
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{
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if (!isset(self::$logger)) {
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return;
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}
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$stamp1 = microtime(true);
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self::$logger->notice($message, $context);
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self::getApp()->saveTimestamp($stamp1, 'file');
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}
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/**
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* Interesting events.
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* @see LoggerInterface::info()
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*
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* Example: User logs in, SQL logs.
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*
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* @param string $message
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* @param array $context
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*
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* @return void
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*
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*/
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public static function info($message, $context = [])
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{
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if (!isset(self::$logger)) {
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return;
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}
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$stamp1 = microtime(true);
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self::$logger->info($message, $context);
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self::getApp()->saveTimestamp($stamp1, 'file');
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}
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/**
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* Detailed debug information.
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* @see LoggerInterface::debug()
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*
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* @param string $message
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* @param array $context
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*
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* @return void
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*/
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public static function debug($message, $context = [])
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{
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if (!isset(self::$logger)) {
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return;
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}
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$stamp1 = microtime(true);
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self::$logger->debug($message, $context);
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self::getApp()->saveTimestamp($stamp1, 'file');
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}
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/**
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* @brief Logs the given message at the given log level
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*
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* @param string $msg
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* @param int $level
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*
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* @deprecated since 2019.03 Use Logger::debug() Logger::info() , ... instead
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*/
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public static function log($msg, $level = LogLevel::NOTICE)
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{
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if (!isset(self::$logger)) {
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return;
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}
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$stamp1 = microtime(true);
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self::$logger->log($level, $msg);
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self::getApp()->saveTimestamp($stamp1, "file");
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}
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/**
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* @brief An alternative logger for development.
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* Works largely as log() but allows developers
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* to isolate particular elements they are targetting
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* personally without background noise
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*
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* @param string $msg
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* @param string $level
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*/
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public static function devLog($msg, $level = LogLevel::DEBUG)
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{
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if (!isset(self::$logger)) {
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return;
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}
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$stamp1 = microtime(true);
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self::$devLogger->log($level, $msg);
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self::getApp()->saveTimestamp($stamp1, "file");
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}
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}
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