Friendica Communications Platform (please note that this is a clone of the repository at github, issues are handled there) https://friendi.ca
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<?php
/**
* @file src/Core/Logger.php
*/
namespace Friendica\Core;
use Friendica\BaseObject;
use Friendica\Network\HTTPException\InternalServerErrorException;
use Friendica\Util\LoggerFactory;
use Psr\Log\LoggerInterface;
use Psr\Log\LogLevel;
/**
* @brief Logger functions
*/
class Logger extends BaseObject
{
/**
* @see Logger::error()
*/
const WARNING = LogLevel::ERROR;
/**
* @see Logger::warning()
*/
const INFO = LogLevel::WARNING;
/**
* @see Logger::notice()
*/
const TRACE = LogLevel::NOTICE;
/**
* @see Logger::info()
*/
const DEBUG = LogLevel::INFO;
/**
* @see Logger::debug()
*/
const DATA = LogLevel::DEBUG;
/**
* @see Logger::debug()
*/
const ALL = LogLevel::DEBUG;
/**
* @var array the legacy loglevels
* @deprecated 2019.03 use PSR-3 loglevels
* @see https://github.com/php-fig/fig-standards/blob/master/accepted/PSR-3-logger-interface.md#5-psrlogloglevel
*
*/
public static $levels = [
self::WARNING => 'Warning',
self::INFO => 'Info',
self::TRACE => 'Trace',
self::DEBUG => 'Debug',
self::DATA => 'Data',
self::ALL => 'All',
];
/**
* @var LoggerInterface A PSR-3 compliant logger instance
*/
private static $logger;
/**
* @var LoggerInterface A PSR-3 compliant logger instance for developing only
*/
private static $devLogger;
/**
* Sets the default logging handler for Friendica.
* @todo Can be combined with other handlers too if necessary, could be configurable.
*
* @param LoggerInterface $logger The Logger instance of this Application
*
* @throws InternalServerErrorException if the logger factory is incompatible to this logger
*/
public static function setLogger($logger)
{
$debugging = Config::get('system', 'debugging');
$logfile = Config::get('system', 'logfile');
$loglevel = Config::get('system', 'loglevel');
if (!$debugging || !$logfile) {
return;
}
if (is_int($loglevel)) {
$loglevel = self::mapLegacyConfigDebugLevel($loglevel);
}
LoggerFactory::addStreamHandler($logger, $logfile, $loglevel);
self::$logger = $logger;
$logfile = Config::get('system', 'dlogfile');
if (!$logfile) {
return;
}
$developIp = Config::get('system', 'dlogip');
self::$devLogger = LoggerFactory::createDev('develop', $developIp);
LoggerFactory::addStreamHandler(self::$devLogger, $logfile, LogLevel::DEBUG);
}
/**
* Mapping a legacy level to the PSR-3 compliant levels
* @see https://github.com/php-fig/fig-standards/blob/master/accepted/PSR-3-logger-interface.md#5-psrlogloglevel
*
* @param int $level the level to be mapped
*
* @return string the PSR-3 compliant level
*/
private static function mapLegacyConfigDebugLevel($level)
{
switch ($level) {
// legacy WARNING
case 0:
return LogLevel::ERROR;
// legacy INFO
case 1:
return LogLevel::WARNING;
// legacy TRACE
case 2:
return LogLevel::NOTICE;
// legacy DEBUG
case 3:
return LogLevel::INFO;
// legacy DATA
case 4:
return LogLevel::DEBUG;
// legacy ALL
case 5:
return LogLevel::DEBUG;
// default if nothing set
default:
return LogLevel::NOTICE;
}
}
/**
* System is unusable.
* @see LoggerInterface::emergency()
*
* @param string $message
* @param array $context
*
* @return void
*
*/
public static function emergency($message, $context = [])
{
if (!isset(self::$logger)) {
return;
}
$stamp1 = microtime(true);
self::$logger->emergency($message, $context);
self::getApp()->saveTimestamp($stamp1, 'file');
}
/**
* Action must be taken immediately.
* @see LoggerInterface::alert()
*
* Example: Entire website down, database unavailable, etc. This should
* trigger the SMS alerts and wake you up.
*
* @param string $message
* @param array $context
*
* @return void
*
*/
public static function alert($message, $context = [])
{
if (!isset(self::$logger)) {
return;
}
$stamp1 = microtime(true);
self::$logger->alert($message, $context);
self::getApp()->saveTimestamp($stamp1, 'file');
}
/**
* Critical conditions.
* @see LoggerInterface::critical()
*
* Example: Application component unavailable, unexpected exception.
*
* @param string $message
* @param array $context
*
* @return void
*
*/
public static function critical($message, $context = [])
{
if (!isset(self::$logger)) {
return;
}
$stamp1 = microtime(true);
self::$logger->critical($message, $context);
self::getApp()->saveTimestamp($stamp1, 'file');
}
/**
* Runtime errors that do not require immediate action but should typically
* be logged and monitored.
* @see LoggerInterface::error()
*
* @param string $message
* @param array $context
*
* @return void
*
*/
public static function error($message, $context = [])
{
if (!isset(self::$logger)) {
echo "not set!?\n";
return;
}
$stamp1 = microtime(true);
self::$logger->error($message, $context);
self::getApp()->saveTimestamp($stamp1, 'file');
}
/**
* Exceptional occurrences that are not errors.
* @see LoggerInterface::warning()
*
* Example: Use of deprecated APIs, poor use of an API, undesirable things
* that are not necessarily wrong.
*
* @param string $message
* @param array $context
*
* @return void
*
*/
public static function warning($message, $context = [])
{
if (!isset(self::$logger)) {
return;
}
$stamp1 = microtime(true);
self::$logger->warning($message, $context);
self::getApp()->saveTimestamp($stamp1, 'file');
}
/**
* Normal but significant events.
* @see LoggerInterface::notice()
*
* @param string $message
* @param array $context
*
* @return void
*
*/
public static function notice($message, $context = [])
{
if (!isset(self::$logger)) {
return;
}
$stamp1 = microtime(true);
self::$logger->notice($message, $context);
self::getApp()->saveTimestamp($stamp1, 'file');
}
/**
* Interesting events.
* @see LoggerInterface::info()
*
* Example: User logs in, SQL logs.
*
* @param string $message
* @param array $context
*
* @return void
*
*/
public static function info($message, $context = [])
{
if (!isset(self::$logger)) {
return;
}
$stamp1 = microtime(true);
self::$logger->info($message, $context);
self::getApp()->saveTimestamp($stamp1, 'file');
}
/**
* Detailed debug information.
* @see LoggerInterface::debug()
*
* @param string $message
* @param array $context
*
* @return void
*/
public static function debug($message, $context = [])
{
if (!isset(self::$logger)) {
return;
}
$stamp1 = microtime(true);
self::$logger->debug($message, $context);
self::getApp()->saveTimestamp($stamp1, 'file');
}
/**
* @brief Logs the given message at the given log level
*
* @param string $msg
* @param int $level
*
* @deprecated since 2019.03 Use Logger::debug() Logger::info() , ... instead
*/
public static function log($msg, $level = LogLevel::NOTICE)
{
if (!isset(self::$logger)) {
return;
}
$stamp1 = microtime(true);
self::$logger->log($level, $msg);
self::getApp()->saveTimestamp($stamp1, "file");
}
/**
* @brief An alternative logger for development.
* Works largely as log() but allows developers
* to isolate particular elements they are targetting
* personally without background noise
*
* @param string $msg
* @param string $level
*/
public static function devLog($msg, $level = LogLevel::DEBUG)
{
if (!isset(self::$logger)) {
return;
}
$stamp1 = microtime(true);
self::$devLogger->log($level, $msg);
self::getApp()->saveTimestamp($stamp1, "file");
}
}