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<?php
declare(strict_types=1);
namespace Laminas\Log\Writer;
use Traversable;
use function function_exists;
class ZendMonitor extends AbstractWriter
{
/**
* Is Zend Monitor enabled?
*
* @var bool
*/
protected $isEnabled = true;
/**
* Is this for a Zend Server instance?
*
* @var bool
*/
protected $isZendServer = false;
/**
* Constructor
*
* @param array|Traversable|null $options
*/
public function __construct($options = null)
{
parent::__construct($options);
if (! function_exists('monitor_custom_event')) {
$this->isEnabled = false;
}
if (function_exists('zend_monitor_custom_event')) {
$this->isZendServer = true;
}
}
/**
* Is logging to this writer enabled?
*
* If the Zend Monitor extension is not enabled, this log writer will
* fail silently. You can query this method to determine if the log
* writer is enabled.
*
* @return bool
*/
public function isEnabled()
{
return $this->isEnabled;
}
/**
* Log a message to this writer.
*
* @param array $event log data event
* @return void
*/
public function write(array $event)
{
if (! $this->isEnabled()) {
return;
}
parent::write($event);
}
/**
* Write a message to the log.
*
* @param array $event log data event
* @return void
*/
protected function doWrite(array $event)
{
$priority = $event['priority'];
$message = $event['message'];
unset($event['priority'], $event['message']);
if (! empty($event)) {
if ($this->isZendServer) {
// On Zend Server; third argument should be the event
zend_monitor_custom_event($priority, $message, $event);
} else {
// On Zend Platform; third argument is severity -- either
// 0 or 1 -- and fourth is optional (event)
// Severity is either 0 (normal) or 1 (severe); classifying
// notice, info, and debug as "normal", and all others as
// "severe"
monitor_custom_event($priority, $message, $priority > 4 ? 0 : 1, $event);
}
} else {
monitor_custom_event($priority, $message);
}
}
}