friendica-github/src/Core/Logger.php
Philipp Holzer fe8f0e0045 Add Monolog
2019-01-21 09:58:05 -05:00

189 lines
4.7 KiB
PHP

<?php
/**
* @file src/Core/Logger.php
*/
namespace Friendica\Core;
use Friendica\App;
use Friendica\BaseObject;
use Monolog;
use Friendica\Util\DateTimeFormat;
/**
* @brief Logger functions
*/
class Logger extends BaseObject
{
/**
* Creates a basic Monolog instance for logging.
*
* @param string $application the current application name (index, daemon, ...)
*
* @return Monolog\Logger The Logger instance
*/
public static function create($application)
{
$logger = new Monolog\Logger($application);
$logger->pushProcessor(new Monolog\Processor\IntrospectionProcessor());
$logger->pushProcessor(new Monolog\Processor\ProcessIdProcessor());
$logger->pushProcessor(new Monolog\Processor\WebProcessor());
$logger->pushProcessor(new App\FriendicaLoggerProcessor());
return $logger;
}
/**
* Sets the default Logging handler for this instance.
* Can be combined with other handlers too if necessary.
*
* @param Monolog\Logger $logger The Logger instance of this Application
* @param App $app The Friendica Application
*/
public static function loadDefaultHandler($logger, $app)
{
foreach ($logger->getProcessors() as $processor) {
if ($processor instanceof App\FriendicaLoggerProcessor) {
$processor->setProcessId($app->process_id);
}
}
$debugging = Config::get('system', 'debugging');
$logfile = Config::get('system', 'logfile');
$loglevel = intval(Config::get('system', 'loglevel'));
if (!$debugging || !$logfile) {
return;
}
$fileHandler = new Monolog\Handler\StreamHandler($logfile . ".1", $loglevel);
$logger->pushHandler($fileHandler);
}
// Log levels:
//EMERGENCY
//ALERT
//CRITICAL
const WARNING = 0; //ERROR
const INFO = 1; //WARNING
const TRACE = 2; //NOTICE(default)
const DEBUG = 3; //INFO
const DATA = 4; //INFO
const ALL = 5; //DEBUG
public static $levels = [
self::WARNING => 'Warning',
self::INFO => 'Info',
self::TRACE => 'Trace',
self::DEBUG => 'Debug',
self::DATA => 'Data',
self::ALL => 'All',
];
/**
* @brief Logs the given message at the given log level
*
* @param string $msg
* @param int $level
*
* @deprecated since 2019.03 - use App->getLogger() instead
*/
public static function log($msg, $level = self::INFO)
{
$a = self::getApp();
$debugging = Config::get('system', 'debugging');
$logfile = Config::get('system', 'logfile');
$loglevel = intval(Config::get('system', 'loglevel'));
if (
!$debugging
|| !$logfile
|| $level > $loglevel
) {
return;
}
$processId = session_id();
if ($processId == '')
{
$processId = $a->process_id;
}
$callers = debug_backtrace();
if (count($callers) > 1) {
$function = $callers[1]['function'];
} else {
$function = '';
}
$logline = sprintf("%s@%s\t[%s]:%s:%s:%s\t%s\n",
DateTimeFormat::utcNow(DateTimeFormat::ATOM),
$processId,
self::$levels[$level],
basename($callers[0]['file']),
$callers[0]['line'],
$function,
$msg
);
$stamp1 = microtime(true);
@file_put_contents($logfile, $logline, FILE_APPEND);
$a->saveTimestamp($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 $msg
*
* * @deprecated since 2019.03 - never used
*/
public static function devLog($msg)
{
$a = self::getApp();
$logfile = Config::get('system', 'dlogfile');
if (!$logfile) {
return;
}
$dlogip = Config::get('system', 'dlogip');
if (!is_null($dlogip) && $_SERVER['REMOTE_ADDR'] != $dlogip)
{
return;
}
$processId = session_id();
if ($processId == '')
{
$processId = $a->process_id;
}
if (!is_string($msg)) {
$msg = var_export($msg, true);
}
$callers = debug_backtrace();
$logline = sprintf("%s@\t%s:\t%s:\t%s\t%s\t%s\n",
DateTimeFormat::utcNow(),
$processId,
basename($callers[0]['file']),
$callers[0]['line'],
$callers[1]['function'],
$msg
);
$stamp1 = microtime(true);
@file_put_contents($logfile, $logline, FILE_APPEND);
$a->saveTimestamp($stamp1, "file");
}
}