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<?php
if (!defined('ABSPATH')) die('No direct access allowed');
require_once('class-updraft-logger-interface.php');
require_once('class-updraft-log-levels.php');
require_once('class-updraft-abstract-logger.php');
require_once('class-updraft-logger.php');
if (class_exists('Updraft_Logger')) return;
/**
* Class Updraft_Logger
*/
class Updraft_Logger implements Updraft_Logger_Interface {
protected $_loggers = array();
/**
* Constructor method
*
* @param Updraft_Logger_Interface $logger
*/
public function __construct(Updraft_Logger_Interface $logger = null) {
if (!empty($logger)) $this->_loggers = array($logger);
}
/**
* Add logger to loggers list
*
* @param Updraft_Logger_Interface $logger
*/
public function add_logger(Updraft_Logger_Interface $logger) {
$logger_id = $logger_class = get_class($logger);
// don't add logger if it doesn't support multiple loggers.
if (!empty($this->_loggers) && array_key_exists($logger_id, $this->_loggers) && false == $logger->is_allow_multiple()) return false;
$index = 0;
// get free id key.
while (array_key_exists($logger_id, $this->_loggers)) {
$index++;
$logger_id = $logger_class.'_'.$index;
}
$this->_loggers[$logger_id] = $logger;
}
/**
* Return list of loggers
*
* @return array
*/
public function get_loggers() {
return $this->_loggers;
}
/**
* System is unusable.
*
* @param string $message
* @param array $context
* @return null
*/
public function emergency($message, array $context = array()) {
if (empty($this->_loggers)) return false;
foreach ($this->_loggers as $logger) {
$logger->emergency($message, $context);
}
}
/**
* Action must be taken immediately.
*
* Example: Entire website down, database unavailable, etc. This should
* trigger the SMS alerts and wake you up.
*
* @param string $message
* @param array $context
* @return null
*/
public function alert($message, array $context = array()) {
if (empty($this->_loggers)) return false;
foreach ($this->_loggers as $logger) {
$logger->alert($message, $context);
}
}
/**
* Critical conditions.
*
* Example: Application component unavailable, unexpected exception.
*
* @param string $message
* @param array $context
* @return null
*/
public function critical($message, array $context = array()) {
if (empty($this->_loggers)) return false;
foreach ($this->_loggers as $logger) {
$logger->critical($message, $context);
}
}
/**
* Runtime errors that do not require immediate action but should typically
* be logged and monitored.
*
* @param string $message
* @param array $context
* @return null
*/
public function error($message, array $context = array()) {
if (empty($this->_loggers)) return false;
foreach ($this->_loggers as $logger) {
$logger->error($message, $context);
}
}
/**
* Exceptional occurrences that are not errors.
*
* Example: Use of deprecated APIs, poor use of an API, undesirable things
* that are not necessarily wrong.
*
* @param string $message
* @param array $context
* @return null
*/
public function warning($message, array $context = array()) {
if (empty($this->_loggers)) return false;
foreach ($this->_loggers as $logger) {
$logger->warning($message, $context);
}
}
/**
* Normal but significant events.
*
* @param string $message
* @param array $context
* @return null
*/
public function notice($message, array $context = array()) {
if (empty($this->_loggers)) return false;
foreach ($this->_loggers as $logger) {
$logger->notice($message, $context);
}
}
/**
* Interesting events.
*
* Example: User logs in, SQL logs.
*
* @param string $message
* @param array $context
* @return null
*/
public function info($message, array $context = array()) {
if (empty($this->_loggers)) return false;
foreach ($this->_loggers as $logger) {
$logger->info($message, $context);
}
}
/**
* Detailed debug information.
*
* @param string $message
* @param array $context
* @return null
*/
public function debug($message, array $context = array()) {
if (empty($this->_loggers)) return false;
foreach ($this->_loggers as &$logger) {
$logger->debug($message, $context);
}
}
/**
* Logs with an arbitrary level.
*
* @param mixed $level
* @param string $message
* @param array $context
* @return null
*/
public function log($level, $message, array $context = array()) {
if (empty($this->_loggers)) return false;
foreach ($this->_loggers as $logger) {
$logger->log($level, $message, $context);
}
}
}
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