<?php
/**
* LoggerAggregator file
*
* Copyright (c) 2016, Kiril Savchev
* All rights reserved.
*
* @category Libs
* @package Logger
*
* @author Kiril Savchev <k.savchev@gmail.com>
*
* @license https://opensource.org/licenses/BSD-3-Clause BSD 3 License
* @link http://ifthenelse.info
*/
namespace Ite\Logger;
use Psr\Log\AbstractLogger;
use Psr\Log\LoggerInterface;
/**
* LoggerAggregator
*
* Aggregates multiple loggers into one object and allow them to be registered
* for a specific level of logging or for all levels.
*
* @uses psr\log
*
* @version 1.0
*
* @usage $loggerAggregator = new LoggerAggregator(['error' => $logger, 'alert' => $logger]);
* @usage $loggerAggregator->attachLogger($logger2, ['info', 'debug', 'error']);
* @usage $loggerAggregator->attachLogger($logger3);
* @usage $loggerAggregator->detachLogger($logger2, 'debug');
* @usage $loggerAggregator->info("Test info",['a' => 'test context']);
* @usage $loggerAggregator->error("Test error", ['exception' => new Exception("Tesitng exceptions")]);
* @usage $loggerAggregator->alert("Test alert", ['exception' => new Exception("Tesitng exceptions"),'a' => 'test context']);
* @usage $loggerAggregator->debug("Test debug");
*
* @author Kiril Savchev <k.savchev@gmail>
*/
class LoggerAggregator extends AbstractLogger implements LoggerAggregatorInterfrace {
use LoggerAggregatorTrait;
const ALL_LVL = '*';
/**
* File aggregator
*
* Creates a logger aggregator with a set of loggers which log()
* method will be triggered when the aggregator's log() is used.
* Loggers added to the special level of '*' will be triggered
* when every level of logging is called.
*
* @param array $loggers [Optional] A set of loggers in ['level' => $logger] format
*/
public function __construct(array $loggers = []) {
if ($loggers) {
$this->setLoggers($loggers);
}
if (!array_key_exists(self::ALL_LVL, $this->loggers)) {
$this->loggers[self::ALL_LVL] = [];
}
}
/**
*
* Logs messages with specific level and context
*
* Fires all agregated loggers log() method
*
* @param string $level
* @param string $message
* @param array $context
*/
public function log($level, $message, array $context = []) {
$loggers = $this->loggers[self::ALL_LVL];
if (array_key_exists($level, $this->loggers) && is_array($this->loggers[$level])) {
$loggers = array_merge($loggers, $this->loggers[$level]);
}
foreach ($loggers as $logger) {
/* @var $logger LoggerInterface */
$logger->log($level, $message, $context);
}
}
}
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