[feature/controller] Implement a front controller

PHPBB3-10864

tests/controller/config/routing.yml

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+core_controller:
+    pattern: /core_foo
+    defaults: { _controller: core_foo.controller:bar }

tests/controller/config/services.yml

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+services:
+    core_foo.controller:
+        class: phpbb_controller_foo

tests/controller/controller_test.php

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+<?php
+/**
+*
+* @package testing
+* @copyright (c) 2012 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\Routing\Route;
+use Symfony\Component\Routing\RouteCollection;
+use Symfony\Component\Config\FileLocator;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Loader\YamlFileLoader;
+
+class phpbb_controller_test extends phpbb_test_case
+{
+	public function setUp()
+	{
+		$this->extension_manager = new phpbb_mock_extension_manager(
+			dirname(__FILE__) . '/',
+			array(
+				'foo' => array(
+					'ext_name' => 'foo',
+					'ext_active' => '1',
+					'ext_path' => 'ext/foo/',
+				),
+			));
+	}
+
+	public function test_provider()
+	{
+		$provider = new phpbb_controller_provider;
+		$routes = $provider
+			->get_paths($this->extension_manager->get_finder())
+			->find('./tests/controller/');
+
+		// This will need to be updated if any new routes are defined
+		$this->assertEquals(2, count($routes));
+	}
+
+	public function test_controller_resolver()
+	{
+		$container = new ContainerBuilder();
+		// For some reason, I cannot get it to load more than one services
+		// file at a time, even when givein multiple paths
+		// So instead, I am looping through all of the paths
+		foreach (array(__DIR__.'/config', __DIR__.'/ext/foo/config') as $path)
+		{
+			$loader = new YamlFileLoader($container, new FileLocator($path));
+			$loader->load('services.yml');
+		}
+
+		// Autoloading classes within the tests folder does not work
+		// so I'll include them manually
+		if (!class_exists('phpbb_ext_foo_controller'))
+		{
+			include(__DIR__.'/ext/foo/controller.php');
+		}
+		if (!class_exists('phpbb_controller_foo'))
+		{
+			include(__DIR__.'/includes/controller/foo.php');
+		}
+
+		$resolver = new phpbb_controller_resolver(new phpbb_user, $container);
+		$symfony_request = new Request(array(), array(), array('_controller' => 'foo.controller:handle'));
+
+		$this->assertEquals($resolver->getController($symfony_request), array(new phpbb_ext_foo_controller, 'handle'));
+
+		$symfony_request = new Request(array(), array(), array('_controller' => 'core_foo.controller:bar'));
+
+		$this->assertEquals($resolver->getController($symfony_request), array(new phpbb_controller_foo, 'bar'));
+	}
+}

tests/controller/ext/foo/config/routing.yml

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+controller1:
+    pattern: /foo
+    defaults: { _controller: foo.controller:handle }

tests/controller/ext/foo/config/services.yml

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+services:
+    foo.controller:
+        class: phpbb_ext_foo_controller

tests/controller/ext/foo/controller.php

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+<?php
+
+use Symfony\Component\HttpFoundation\Response;
+
+class phpbb_ext_foo_controller
+{
+	/**
+	* Constructor
+	*/
+	public function __construct()
+	{
+	}
+
+	/**
+	* Handle method
+	*
+	* @return null
+	*/
+	public function handle()
+	{
+		return new Response('Test', 200);
+	}
+}

tests/controller/includes/controller/foo.php

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+<?php
+
+use Symfony\Component\HttpFoundation\Response;
+
+class phpbb_controller_foo
+{
+	/**
+	* Constructor
+	*/
+	public function __construct()
+	{	
+	}
+
+	/**
+	* Bar method
+	*
+	* @return null
+	*/
+	public function bar()
+	{
+		return new Response('bar()', 200);
+	}
+}