davedevelopment · November 26, 2012 23:45 · Nov 26, 2012 · Nov 26, 2012
diff --git a/src_Demo_Controller_PostController.php b/src_Demo_Controller_PostController.php
@@ -3,11 +3,11 @@
 namespace Demo\Controller;
 
 use Demo\Entity\User;
-use Symfony\Component\HttpFoundation\Request;
+
 
 class PostController
 {
-    public function viewAction(Post $post, Request $request)
+    public function viewAction(Post $post)
     {
         /** Do something clever */
         return array("post" => $post);

diff --git a/app_bootstrap.php b/app_bootstrap.php
@@ -0,0 +1,48 @@
+<?php
+
+use Silex\Application;
+use Demo\Entity\Post;
+use Demo\Controller\PostController;
+
+$app = new Application;
+$app['route_class'] = 'CustomRoute';
+$app['dispatcher']->addSubscriber(new TemplateRenderingListener($app));
+
+/**
+ * Todo:
+ *     * Custom Controller Resolver as per http://davedevelopment.co.uk/2012/10/03/Silex-Controllers-As-Services.html
+ *     * Setup Twig
+ *     * Setup Doctrine ORM
+ */
+
+$app['findOr404Factory'] = $app->protect(function($type, $message = null) use ($app) {
+
+    if (null === $message) {
+        $lastNamespace = strrpos($type, "\\");
+
+        if ($lastNamespace !== false) {
+            $message = substr($type, strrpos($type, "\\") + 1) . " Not Found";
+        } else {
+            $message = "$type Not Found";
+        }
+    }
+
+    return function($id) use ($app, $type, $message) {
+
+        $obj = $app['em']->getRepository($type)->find($id);
+
+        if (null === $obj) {
+            return $app->abort(404, $message);
+        }
+
+        return $obj;
+    };
+});
+
+/**
+ * Routes
+ */
+$app->get("/posts/{post}", "posts.controller:viewAction")
+    ->convert("post", $app['findOr404Factory']("Demo\Entity\Post"))
+    ->template("post/edit.html.twig");
+
diff --git a/src_Demo_Controller_PostController.php b/src_Demo_Controller_PostController.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace Demo\Controller;
+
+use Demo\Entity\User;
+use Symfony\Component\HttpFoundation\Request;
+
+class PostController
+{
+    public function viewAction(Post $post, Request $request)
+    {
+        /** Do something clever */
+        return array("post" => $post);
+    }
+}
diff --git a/src_Demo_CustomRoute.php b/src_Demo_CustomRoute.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace Demo;
+
+use Silex\Route;
+
+class CustomRoute extends Route
+{
+    public function template($path)
+    {
+        $this->setOption('_template', $path);
+        return $this;
+    }
+}
diff --git a/src_Demo_EventListener_TemplateRenderingListener.php b/src_Demo_EventListener_TemplateRenderingListener.php
@@ -0,0 +1,46 @@
+<?php
+
+namespace Demo\EventListener;
+
+use Symfony\Component\HttpKernel\KernelEvents;
+use Symfony\Component\HttpKernel\Event\GetResponseForControllerResultEvent;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\HttpFoundation\Response;
+
+class TemplateRenderingListener implements EventSubscriberInterface
+{
+    protected $app;
+
+    public function __construct(Application $app)
+    {
+        $this->app = $app;
+    }
+
+    public function onKernelView(GetResponseForControllerResultEvent $event)
+    {
+        $response = $event->getControllerResult();
+        if (!is_array($response)) {
+            return;
+        }
+
+        $request = $event->getRequest();
+        $routeName = $request->attributes->get('_route');
+        if (!$route = $this->app['routes']->get($routeName)) {
+            return;
+        }
+
+        if (!$template = $route->getOption('_template')) {
+            return;
+        }
+
+        $output = $this->app['twig']->render($template, $response);
+        $event->setResponse(new Response($output));
+    }
+
+    public static function getSubscribedEvents()
+    {
+        return array(
+            KernelEvents::VIEW => array('onKernelView', -10),
+        );
+    }
+}