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fabpotfabpot
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feature #15990 added a micro kernel (fabpot)
This PR was merged into the 2.8 branch. Discussion ---------- added a micro kernel | Q | A | ------------- | --- | Bug fix? | no | New feature? | yes | BC breaks? | no | Deprecations? | no | Tests pass? | yes | Fixed tickets | n/a | License | MIT | Doc PR | n/a Related to #15948 and #15820 Commits ------- eab0f0a added a micro kernel
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‎src/Symfony/Bundle/FrameworkBundle/Kernel/MicroKernelTrait.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Bundle\FrameworkBundle\Kernel;
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use Symfony\Component\Config\Loader\LoaderInterface;
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use Symfony\Component\DependencyInjection\ContainerBuilder;
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use Symfony\Component\Routing\RouteCollectionBuilder;
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/**
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* A Kernel that provides configuration hooks.
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*
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* @author Ryan Weaver <ryan@knpuniversity.com>
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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trait MicroKernelTrait
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{
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/**
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* Add or import routes into your application.
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*
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* $routes->import('config/routing.yml');
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* $routes->add('/admin', 'AppBundle:Admin:dashboard', 'admin_dashboard');
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*
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* @param RouteCollectionBuilder $routes
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*/
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abstract protected function configureRoutes(RouteCollectionBuilder $routes);
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/**
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* Configures the container.
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*
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* You can register extensions:
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*
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* $c->loadFromExtension('framework', array(
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* 'secret' => '%secret%'
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* ));
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*
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* Or services:
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*
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* $c->register('halloween', 'FooBundle\HalloweenProvider');
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*
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* Or parameters:
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*
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* $c->setParameter('halloween', 'lot of fun');
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*
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* @param ContainerBuilder $c
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* @param LoaderInterface $loader
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*/
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abstract protected function configureContainer(ContainerBuilder $c, LoaderInterface $loader);
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/**
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* {@inheritdoc}
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*/
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public function registerContainerConfiguration(LoaderInterface $loader)
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{
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$loader->load(function (ContainerBuilder $container) use ($loader) {
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$container->loadFromExtension('framework', array(
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'router' => array(
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'resource' => 'kernel:loadRoutes',
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'type' => 'service',
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),
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));
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$this->configureContainer($container, $loader);
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$container->addObjectResource($this);
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});
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}
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/**
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* @internal
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*/
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public function loadRoutes(LoaderInterface $loader)
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{
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$routes = new RouteCollectionBuilder($loader);
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$this->configureRoutes($routes);
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return $routes->build();
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}
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}

‎src/Symfony/Bundle/FrameworkBundle/Tests/Kernel/ConcreteMicroKernel.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Bundle\FrameworkBundle\Tests\Kernel;
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use Symfony\Bundle\FrameworkBundle\Kernel\MicroKernelTrait;
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use Symfony\Bundle\FrameworkBundle\FrameworkBundle;
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use Symfony\Component\Config\Loader\LoaderInterface;
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use Symfony\Component\DependencyInjection\ContainerBuilder;
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use Symfony\Component\Filesystem\Filesystem;
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use Symfony\Component\HttpFoundation\Response;
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use Symfony\Component\HttpKernel\Kernel;
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use Symfony\Component\Routing\RouteCollectionBuilder;
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class ConcreteMicroKernel extends Kernel
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{
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use MicroKernelTrait;
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private $cacheDir;
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public function halloweenAction()
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{
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return new Response('halloween');
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}
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public function registerBundles()
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{
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return array(
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new FrameworkBundle(),
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);
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}
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public function getCacheDir()
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{
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return $this->cacheDir = sys_get_temp_dir().'/sf_micro_kernel';
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}
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public function getLogDir()
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{
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return $this->cacheDir;
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}
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public function __destruct()
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{
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$fs = new Filesystem();
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$fs->remove($this->cacheDir);
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}
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protected function configureRoutes(RouteCollectionBuilder $routes)
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{
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$routes->add('/', 'kernel:halloweenAction');
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}
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protected function configureContainer(ContainerBuilder $c, LoaderInterface $loader)
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{
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$c->loadFromExtension('framework', array(
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'secret' => '$ecret',
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));
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$c->setParameter('halloween', 'Have a great day!');
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$c->register('halloween', 'stdClass');
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}
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}

‎src/Symfony/Bundle/FrameworkBundle/Tests/Kernel/MicroKernelTraitTest.php

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Bundle\FrameworkBundle\Tests\Kernel;
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use Symfony\Component\HttpFoundation\Request;
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class MicroKernelTraitTest extends \PHPUnit_Framework_TestCase
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{
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/**
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* @requires PHP 5.4
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*/
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public function test()
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{
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$kernel = new ConcreteMicroKernel('test', true);
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$kernel->boot();
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$request = Request::create('/');
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$response = $kernel->handle($request);
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$this->assertEquals('halloween', $response->getContent());
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$this->assertEquals('Have a great day!', $kernel->getContainer()->getParameter('halloween'));
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$this->assertInstanceOf('stdClass', $kernel->getContainer()->get('halloween'));
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}
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}

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