<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbb\event;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpKernel\Exception\HttpExceptionInterface;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
use Symfony\Component\HttpKernel\KernelEvents;
use Symfony\Component\HttpKernel\Event\GetResponseForExceptionEvent;
use Symfony\Component\HttpFoundation\Response;
class kernel_exception_subscriber implements EventSubscriberInterface
{
/**
* Set to true to show full exception messages
*
* @var bool
*/
protected $debug;
/**
* Template object
*
* @var \phpbb\template\template
*/
protected $template;
/**
* Language object
*
* @var \phpbb\language\language
*/
protected $language;
/** @var \phpbb\request\type_cast_helper */
protected $type_caster;
/**
* Construct method
*
* @param \phpbb\template\template $template Template object
* @param \phpbb\language\language $language Language object
* @param bool $debug Set to true to show full exception messages
*/
public function __construct(\phpbb\template\template $template, \phpbb\language\language $language, $debug = false)
{
$this->debug = $debug || defined('DEBUG');
$this->template = $template;
$this->language = $language;
$this->type_caster = new \phpbb\request\type_cast_helper();
}
/**
* This listener is run when the KernelEvents::EXCEPTION event is triggered
*
* @param GetResponseForExceptionEvent $event
* @return null
*/
public function on_kernel_exception(GetResponseForExceptionEvent $event)
{
$exception = $event->getException();
$message = $exception->getMessage();
$this->type_caster->set_var($message, $message, 'string', true, false);
if ($exception instanceof \phpbb\exception\exception_interface)
{
$message = $this->language->lang_array($message, $exception->get_parameters());
}
else if (!$this->debug && $exception instanceof NotFoundHttpException)
{
$message = $this->language->lang('PAGE_NOT_FOUND');
}
// Show <strong> text in bold
$message = preg_replace('#<(/?strong)>#i', '<$1>', $message);
if (!$event->getRequest()->isXmlHttpRequest())
{
page_header($this->language->lang('INFORMATION'));
$this->template->assign_vars(array(
'MESSAGE_TITLE' => $this->language->lang('INFORMATION'),
'MESSAGE_TEXT' => $message,
));
$this->template->set_filenames(array(
'body' => 'message_body.html',
));
page_footer(true, false, false);
$response = new Response($this->template->assign_display('body'), 500);
}
else
{
$data = array();
if (!empty($message))
{
$data['message'] = $message;
}
if ($this->debug)
{
$data['trace'] = $exception->getTrace();
}
$response = new JsonResponse($data, 500);
}
if ($exception instanceof HttpExceptionInterface)
{
$response->setStatusCode($exception->getStatusCode());
$response->headers->add($exception->getHeaders());
}
$event->setResponse($response);
}
static public function getSubscribedEvents()
{
return array(
KernelEvents::EXCEPTION => 'on_kernel_exception',
);
}
}