Files
Froxlor/lib/Froxlor/FroxlorLogger.php

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6.9 KiB
PHP

<?php
/**
* This file is part of the Froxlor project.
* Copyright (c) 2010 the Froxlor Team (see authors).
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you can also view it online at
* https://files.froxlor.org/misc/COPYING.txt
*
* @copyright the authors
* @author Froxlor team <team@froxlor.org>
* @license https://files.froxlor.org/misc/COPYING.txt GPLv2
*/
namespace Froxlor;
use Froxlor\System\MysqlHandler;
use Monolog\Handler\StreamHandler;
use Monolog\Handler\SyslogHandler;
use Monolog\Logger;
/**
* Class FroxlorLogger
*/
class FroxlorLogger
{
const USR_ACTION = '10';
const RES_ACTION = '20';
const ADM_ACTION = '30';
const CRON_ACTION = '40';
const LOGIN_ACTION = '50';
const LOG_ERROR = '99';
/**
* current \Monolog\Logger object
*
* @var ?Logger
*/
private static ?Logger $ml = null;
/**
* LogTypes Array
*
* @var ?array
*/
private static ?array $logtypes = null;
/**
* whether to output log-messages to STDOUT (cron)
*
* @var bool
*/
private static bool $crondebug_flag = false;
/**
* user info of logged-in user
*
* @var array
*/
private static array $userinfo = [];
/**
* whether the logger object has already been initialized
*
* @var bool
*/
private static bool $is_initialized = false;
/**
* Class constructor.
*
* @param array $userinfo
*
* @throws \Exception
*/
protected function __construct(array $userinfo = [])
{
$this->initMonolog();
self::$userinfo = $userinfo;
self::$logtypes = [];
if ((Settings::Get('logger.logtypes') == null || Settings::Get('logger.logtypes') == '') && (Settings::Get('logger.enabled') !== null && Settings::Get('logger.enabled'))) {
self::$logtypes[0] = 'syslog';
self::$logtypes[1] = 'mysql';
} else {
if (Settings::Get('logger.logtypes') !== null && Settings::Get('logger.logtypes') != '') {
self::$logtypes = explode(',', Settings::Get('logger.logtypes'));
} else {
self::$logtypes = null;
}
}
if (self::$is_initialized == false) {
foreach (self::$logtypes as $logger) {
switch ($logger) {
case 'syslog':
self::$ml->pushHandler(new SyslogHandler('froxlor', LOG_USER, Logger::DEBUG));
break;
case 'file':
$setings_logfile = Settings::Get('logger.logfile');
if (empty($setings_logfile)) {
Settings::Set('logger.logfile', 'froxlor.log');
}
$logger_logfile = FileDir::makeCorrectFile(Froxlor::getInstallDir() . '/logs/' . Settings::Get('logger.logfile'));
// is_writable needs an existing file to check if it's actually writable
if (!@touch($logger_logfile) || !is_writable($logger_logfile)) {
// not writable in our own directory? Skip
break;
}
self::$ml->pushHandler(new StreamHandler($logger_logfile, Logger::DEBUG));
break;
case 'mysql':
self::$ml->pushHandler(new MysqlHandler(Logger::DEBUG));
break;
}
}
self::$is_initialized = true;
}
}
/**
* initiate monolog object
*
* @return Logger
*/
private function initMonolog()
{
if (empty(self::$ml)) {
// get Theme object
self::$ml = new Logger('froxlor');
}
return self::$ml;
}
/**
* return FroxlorLogger instance
*
* @param array $userinfo
*
* @return FroxlorLogger
* @throws \Exception
*/
public static function getInstanceOf(array $userinfo = [])
{
if (empty($userinfo)) {
$userinfo = [
'loginname' => 'system'
];
}
return new FroxlorLogger($userinfo);
}
/**
* logs a given text to all enabled logger-facilities
*
* @param int $action
* @param int $type
* @param ?string $text
*/
public function logAction($action = FroxlorLogger::USR_ACTION, int $type = LOG_NOTICE, string $text = null)
{
// not logging normal stuff if not set to "paranoid" logging
if (!self::$crondebug_flag && Settings::Get('logger.severity') == '1' && $type > LOG_NOTICE) {
return;
}
if (empty(self::$ml)) {
$this->initMonolog();
}
// clean log-text
$text = preg_replace("/[^\w @#\"':.,()\[\]+\-_\/\\\!]/i", "_", $text);
if (self::$crondebug_flag || ($action == FroxlorLogger::CRON_ACTION && $type <= LOG_WARNING)) {
echo "[" . $this->getLogLevelDesc($type) . "] " . $text . PHP_EOL;
}
// warnings, errors and critical messages WILL be logged
if (Settings::Get('logger.log_cron') == '0' && $action == FroxlorLogger::CRON_ACTION && $type > LOG_WARNING) {
return;
}
$logExtra = [
'source' => $this->getActionTypeDesc($action),
'action' => $action,
'user' => self::$userinfo['loginname']
];
switch ($type) {
case LOG_DEBUG:
self::$ml->addDebug($text, $logExtra);
break;
case LOG_INFO:
self::$ml->addInfo($text, $logExtra);
break;
case LOG_NOTICE:
self::$ml->addNotice($text, $logExtra);
break;
case LOG_WARNING:
self::$ml->addWarning($text, $logExtra);
break;
case LOG_ERR:
self::$ml->addError($text, $logExtra);
break;
default:
self::$ml->addDebug($text, $logExtra);
}
}
/**
* @param int $type
* @return string
*/
public function getLogLevelDesc(int $type): string
{
switch ($type) {
case LOG_INFO:
$_type = 'information';
break;
case LOG_NOTICE:
$_type = 'notice';
break;
case LOG_WARNING:
$_type = 'warning';
break;
case LOG_ERR:
$_type = 'error';
break;
case LOG_CRIT:
$_type = 'critical';
break;
case LOG_DEBUG:
$_type = 'debug';
break;
default:
$_type = 'unknown';
break;
}
return $_type;
}
/**
* @param $action
* @return string
*/
private function getActionTypeDesc($action): string
{
switch ($action) {
case FroxlorLogger::USR_ACTION:
$_action = 'user';
break;
case FroxlorLogger::ADM_ACTION:
$_action = 'admin';
break;
case FroxlorLogger::RES_ACTION:
$_action = 'reseller';
break;
case FroxlorLogger::CRON_ACTION:
$_action = 'cron';
break;
case FroxlorLogger::LOGIN_ACTION:
$_action = 'login';
break;
default:
$_action = 'unknown';
break;
}
return $_action;
}
/**
* Set whether to log cron-runs
*
* @param int $cronlog
*
* @return int
*/
public function setCronLog(int $cronlog = 0): int
{
if ($cronlog < 0 || $cronlog > 2) {
$cronlog = 0;
}
Settings::Set('logger.log_cron', $cronlog);
return $cronlog;
}
/**
* setter for crondebug-flag
*
* @param bool $flag
*
* @return void
*/
public function setCronDebugFlag(bool $flag = false)
{
self::$crondebug_flag = $flag;
}
}