From 93b37b24c2d546a2bc80830508d64338a24f9afa Mon Sep 17 00:00:00 2001
From: Mate Bartus <mate.bartus@gmail.com>
Date: Wed, 4 Nov 2015 14:00:59 +0100
Subject: [ticket/14269] Use http_exceptions in the installer instead of die()

PHPBB3-14269
---
 .../install/event/kernel_exception_subscriber.php  | 125 +++++++++++++++++++++
 1 file changed, 125 insertions(+)
 create mode 100644 phpBB/phpbb/install/event/kernel_exception_subscriber.php

(limited to 'phpBB/phpbb/install/event/kernel_exception_subscriber.php')

diff --git a/phpBB/phpbb/install/event/kernel_exception_subscriber.php b/phpBB/phpbb/install/event/kernel_exception_subscriber.php
new file mode 100644
index 0000000000..2e6f9ca74d
--- /dev/null
+++ b/phpBB/phpbb/install/event/kernel_exception_subscriber.php
@@ -0,0 +1,125 @@
+<?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\install\event;
+
+use phpbb\exception\exception_interface;
+use phpbb\install\controller\helper;
+use phpbb\language\language;
+use phpbb\template\template;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\HttpKernel\Exception\HttpExceptionInterface;
+use Symfony\Component\HttpKernel\KernelEvents;
+use Symfony\Component\HttpKernel\Event\GetResponseForExceptionEvent;
+
+/**
+ * Exception handler for the installer
+ */
+class kernel_exception_subscriber implements EventSubscriberInterface
+{
+	/**
+	 * @var helper
+	 */
+	protected $controller_helper;
+
+	/**
+	 * @var language
+	 */
+	protected $language;
+
+	/**
+	 * @var template
+	 */
+	protected $template;
+
+	/**
+	 * Constructor
+	 *
+	 * @param helper	$controller_helper
+	 * @param language	$language
+	 * @param template	$template
+	 */
+	public function __construct(helper $controller_helper, language $language, template $template)
+	{
+		$this->controller_helper	= $controller_helper;
+		$this->language				= $language;
+		$this->template				= $template;
+	}
+
+	/**
+	 * This listener is run when the KernelEvents::EXCEPTION event is triggered
+	 *
+	 * @param GetResponseForExceptionEvent	$event
+	 */
+	public function on_kernel_exception(GetResponseForExceptionEvent $event)
+	{
+		$exception = $event->getException();
+		$message = $exception->getMessage();
+
+		if ($exception instanceof exception_interface)
+		{
+			$message = $this->language->lang_array($message, $exception->get_parameters());
+		}
+
+		if (!$event->getRequest()->isXmlHttpRequest())
+		{
+			$this->template->assign_vars(array(
+				'TITLE'	=> $this->language->lang('INFORMATION'),
+				'BODY'	=> $message,
+			));
+
+			$response = $this->controller_helper->render(
+				'installer_main.html',
+				$this->language->lang('INFORMATION'),
+				false,
+				500
+			);
+		}
+		else
+		{
+			$data = array();
+
+			if (!empty($message))
+			{
+				$data['message'] = $message;
+			}
+
+			if (defined('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);
+	}
+
+	/**
+	 * Returns an array of the events the object is subscribed to
+	 *
+	 * @return array	Array of the events the object is subscribed to
+	 */
+	static public function getSubscribedEvents()
+	{
+		return array(
+			KernelEvents::EXCEPTION		=> 'on_kernel_exception',
+		);
+	}
+}
-- 
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