do not overwrite explicit templates, fix issues with redirects

EventListener/ViewResponseListener.php

@@ -18,6 +18,7 @@
 use JMS\Serializer\SerializationContext;
 use FOS\RestBundle\View\View;
 use FOS\RestBundle\Util\Codes;
+use FOS\RestBundle\View\ViewHandlerInterface;
 
 /**
  * The ViewResponseListener class handles the View core event as well as the "@extra:Template" annotation.
@@ -99,11 +100,13 @@ public function onKernelView(GetResponseForControllerResultEvent $event)
             $vars = $request->attributes->get('_template_default_vars');
         }
 
+        /** @var ViewHandlerInterface $viewHandler */
         $viewHandler = $this->container->get('fos_rest.view_handler');
 
         if ($viewHandler->isFormatTemplating($view->getFormat())) {
             if (!empty($vars)) {
                 $parameters = (array) $viewHandler->prepareTemplateParameters($view);
+
                 foreach ($vars as $var) {
                     if (!array_key_exists($var, $parameters)) {
                         $parameters[$var] = $request->attributes->get($var);
@@ -113,7 +116,7 @@ public function onKernelView(GetResponseForControllerResultEvent $event)
             }
 
             $template = $request->attributes->get('_template');
-            if ($template) {
+            if ($template && !$view->getTemplate()) {
                 if ($template instanceof TemplateReference) {
                     $template->set('format', null);
                 }

Tests/Functional/Bundle/TestBundle/Controller/ArticleController.php

@@ -0,0 +1,40 @@
+<?php
+
+/*
+ * This file is part of the FOSRestBundle package.
+ *
+ * (c) FriendsOfSymfony <http://friendsofsymfony.github.com/>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace FOS\RestBundle\Tests\Functional\Bundle\TestBundle\Controller;
+
+use Symfony\Component\HttpFoundation\Request;
+use FOS\RestBundle\Controller\Annotations\RouteResource;
+use FOS\RestBundle\Controller\Annotations\View;
+use FOS\RestBundle\Controller\FOSRestController;
+
+/**
+ * @RouteResource("Article")
+ */
+class ArticleController extends FOSRestController
+{
+    /**
+     * Get list.
+     *
+     * @param Request $request
+     *
+     * @return View view instance
+     *
+     * @View()
+     */
+    public function cgetAction(Request $request)
+    {
+        $view = $this->view();
+        $view->setTemplate('TestBundle:Article:foo.html.twig');
+
+        return $view;
+    }
+}

Tests/Functional/Bundle/TestBundle/Resources/config/routing.yml

@@ -23,3 +23,7 @@ test_param_fetcher:
 test_param_fetcher_test:
     path:     /params/test
     defaults: { _controller: TestBundle:ParamFetcher:test }
+
+test_view_response_listener:
+    resource: FOS\RestBundle\Tests\Functional\Bundle\TestBundle\Controller\ArticleController
+    type:     rest

Tests/Functional/Bundle/TestBundle/Resources/views/Article/foo.html.twig

@@ -0,0 +1 @@
+fooo

Tests/Functional/ViewResponseListenerTest.php

@@ -0,0 +1,27 @@
+<?php
+
+/*
+ * This file is part of the FOSRestBundle package.
+ *
+ * (c) FriendsOfSymfony <http://friendsofsymfony.github.com/>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace FOS\RestBundle\Tests\Functional;
+
+class ViewResponseListenerTest extends WebTestCase
+{
+    public function testTemplateOverride()
+    {
+        $client = $this->createClient(array('test_case' => 'ViewResponseListener'));
+        $client->request(
+            'GET',
+            '/articles'
+        );
+
+        $this->assertSame(200, $client->getResponse()->getStatusCode());
+        $this->assertContains('fooo', $client->getResponse()->getContent());
+    }
+}

Tests/Functional/app/ViewResponseListener/bundles.php

@@ -0,0 +1,17 @@
+<?php
+
+/*
+ * This file is part of the FOSRestBundle package.
+ *
+ * (c) FriendsOfSymfony <http://friendsofsymfony.github.com/>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+return array(
+    new \Symfony\Bundle\FrameworkBundle\FrameworkBundle(),
+    new \Sensio\Bundle\FrameworkExtraBundle\SensioFrameworkExtraBundle(),
+    new \FOS\RestBundle\FOSRestBundle(),
+    new \FOS\RestBundle\Tests\Functional\Bundle\TestBundle\TestBundle(),
+);

Tests/Functional/app/ViewResponseListener/config.yml

@@ -0,0 +1,18 @@
+imports:
+    - { resource: ../config/default.yml }
+
+framework:
+    serializer:
+        enabled: true
+
+fos_rest:
+    view:
+        view_response_listener: 'force'
+        formats:
+            xml:  true
+            json: true
+        templating_formats:
+            html: true
+    format_listener:
+        rules:
+            - { path: ^/, priorities: [ html, json, xml ], fallback_format: ~, prefer_extension: true }

View/ViewHandler.php

@@ -21,6 +21,7 @@
 use Symfony\Component\HttpKernel\Exception\UnsupportedMediaTypeHttpException;
 use Symfony\Component\Form\FormInterface;
 use Symfony\Bundle\FrameworkBundle\Templating\TemplateReference;
+use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
 use FOS\RestBundle\Util\Codes;
 
 /**
@@ -430,7 +431,7 @@ public function createResponse(View $view, Request $request, $format)
     {
         $route = $view->getRoute();
         $location = $route
-            ? $this->getRouter()->generate($route, (array) $view->getRouteParameters(), true)
+            ? $this->getRouter()->generate($route, (array) $view->getRouteParameters(), UrlGeneratorInterface::ABSOLUTE_URL)
             : $view->getLocation();
 
         if ($location) {