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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Bridge\Monolog\Handler;
use Monolog\Handler\SwiftMailerHandler as BaseSwiftMailerHandler;
use Symfony\Component\Console\Event\ConsoleTerminateEvent;
use Symfony\Component\HttpKernel\Event\PostResponseEvent;
/**
* Extended SwiftMailerHandler that flushes mail queue if necessary.
*
* @author Philipp Kräutli <pkraeutli@astina.ch>
*/
class SwiftMailerHandler extends BaseSwiftMailerHandler
{
protected $transport;
protected $instantFlush = false;
public function setTransport(\Swift_Transport $transport)
{
$this->transport = $transport;
}
/**
* After the kernel has been terminated we will always flush messages.
*/
public function onKernelTerminate(PostResponseEvent $event)
{
$this->instantFlush = true;
}
/**
* After the CLI application has been terminated we will always flush messages.
*/
public function onCliTerminate(ConsoleTerminateEvent $event)
{
$this->instantFlush = true;
}
/**
* {@inheritdoc}
*/
protected function send($content, array $records)
{
parent::send($content, $records);
if ($this->instantFlush) {
$this->flushMemorySpool();
}
}
/**
* {@inheritdoc}
*/
public function reset()
{
$this->flushMemorySpool();
}
/**
* Flushes the mail queue if a memory spool is used.
*/
private function flushMemorySpool()
{
$mailerTransport = $this->mailer->getTransport();
if (!$mailerTransport instanceof \Swift_Transport_SpoolTransport) {
return;
}
$spool = $mailerTransport->getSpool();
if (!$spool instanceof \Swift_MemorySpool) {
return;
}
if (null === $this->transport) {
throw new \Exception('No transport available to flush mail queue');
}
$spool->flushQueue($this->transport);
}
}