From 067a77073015adf56fb3730417ac2a6d62ce454c Mon Sep 17 00:00:00 2001
From: David King <imkingdavid@gmail.com>
Date: Sat, 20 Oct 2012 17:06:04 -0400
Subject: [PATCH] [feature/controller] Transfer kernel-related stuff from
 container PR

PHPBB3-10864
---
 phpBB/includes/event/kernel_compiler_pass.php | 72 ++++++++++++++
 phpBB/includes/event/kernel_subscriber.php    | 94 +++++++++++++++++++
 2 files changed, 166 insertions(+)
 create mode 100644 phpBB/includes/event/kernel_compiler_pass.php
 create mode 100644 phpBB/includes/event/kernel_subscriber.php

diff --git a/phpBB/includes/event/kernel_compiler_pass.php b/phpBB/includes/event/kernel_compiler_pass.php
new file mode 100644
index 0000000000..18b6661cd4
--- /dev/null
+++ b/phpBB/includes/event/kernel_compiler_pass.php
@@ -0,0 +1,72 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2012 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+
+class phpbb_event_kernel_compiler_pass implements CompilerPassInterface
+{
+	/**
+	* Modify the container before it is passed to the rest of the code
+	*
+	* @param ContainerBuilder $container ContainerBuilder object
+	* @return null
+	*/
+	public function process(ContainerBuilder $container)
+	{
+		$definition = $container->getDefinition('dispatcher');
+		$user = $container->get('user');
+
+		foreach ($container->findTaggedServiceIds('kernel.event_listener') as $id => $events)
+		{
+			foreach ($events as $event)
+			{
+				$priority = isset($event['priority']) ? $event['priority'] : 0;
+
+				if (!isset($event['event']))
+				{
+					throw new InvalidArgumentException($user->lang('NO_EVENT_ATTRIBUTE', $id));
+				}
+
+				if (!isset($event['method']))
+				{
+					$event['method'] = 'on'.preg_replace(array(
+						'/(?<=\b)[a-z]/ie',
+						'/[^a-z0-9]/i'
+					), array('strtoupper("\\0")', ''), $event['event']);
+				}
+
+				$definition->addMethodCall('addListenerService', array($event['event'], array($id, $event['method']), $priority));
+			}
+		}
+
+		foreach ($container->findTaggedServiceIds('kernel.event_subscriber') as $id => $attributes)
+		{
+			// We must assume that the class value has been correctly filled, even if the service is created by a factory
+			$class = $container->getDefinition($id)->getClass();
+
+			$refClass = new ReflectionClass($class);
+			$interface = 'Symfony\Component\EventDispatcher\EventSubscriberInterface';
+			if (!$refClass->implementsInterface($interface))
+			{
+				throw new InvalidArgumentException($user->lang('SUBSCRIBER_WRONG_TYPE', $id, $interface));
+			}
+
+			$definition->addMethodCall('addSubscriberService', array($id, $class));
+		}
+	}
+}
diff --git a/phpBB/includes/event/kernel_subscriber.php b/phpBB/includes/event/kernel_subscriber.php
new file mode 100644
index 0000000000..9737d9bc23
--- /dev/null
+++ b/phpBB/includes/event/kernel_subscriber.php
@@ -0,0 +1,94 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2012 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\HttpKernel\KernelEvents;
+use Symfony\Component\HttpKernel\Event\PostResponseEvent;
+use Symfony\Component\HttpKernel\Event\GetResponseForExceptionEvent;
+use Symfony\Component\HttpFoundation\Response;
+
+class phpbb_event_kernel_subscriber implements EventSubscriberInterface
+{
+	/**
+	* Template object
+	* @var phpbb_template
+	*/
+	protected $template;
+
+	/**
+	* User object
+	* @var phpbb_user
+	*/
+	protected $user;
+
+	/**
+	* Construct method
+	*
+	* @param phpbb_template $template Template object
+	* @param phpbb_user $user User object
+	*/
+	public function __construct(phpbb_template $template, phpbb_user $user)
+	{
+		$this->template = $template;
+		$this->user = $user;
+	}
+
+	/**
+	* This listener is run when the KernelEvents::TERMINATE event is triggered
+	* This comes after a Response has been sent to the server; this is
+	* primarily cleanup stuff.
+	*
+	* @param PostResponseEvent $event
+	* @return null
+	*/
+	public function on_kernel_terminate(PostResponseEvent $event)
+	{
+		exit_handler();
+	}
+
+	/**
+	* This listener is run when the KernelEvents::EXCEPTION event is triggered
+	*
+	* @param GetResponseForExceptionEvent $event
+	* @return null
+	*/
+	public function on_kernel_exception(GetResponseForExceptionEvent $event)
+	{
+		page_header($this->user->lang('INFORMATION'));
+
+		$this->template->assign_vars(array(
+			'MESSAGE_TITLE'		=> $this->user->lang('INFORMATION'),
+			'MESSAGE_TEXT'		=> $event->getException()->getMessage(),
+		));
+
+		$this->template->set_filenames(array(
+			'body'	=> 'message_body.html',
+		));
+
+		page_footer(true, false, false);
+
+		$event->setResponse(new Response($this->template->return_display('body'), 404));
+	}
+
+	public static function getSubscribedEvents()
+	{
+		return array(
+			KernelEvents::TERMINATE		=> 'on_kernel_terminate',
+			KernelEvents::EXCEPTION		=> 'on_kernel_exception',
+		);
+	}
+}