feature silexphp#1220 added support for HTTP foundation Twig extensio…

…n (fabpot)

This PR was merged into the 2.0.x-dev branch.

Discussion
----------

added support for HTTP foundation Twig extension

Commits
-------

944c118 added support for HTTP foundation Twig extension

doc/providers/twig.rst

@@ -72,6 +72,15 @@ additional capabilities:
       {{ path('hello', {name: 'Fabien'}) }}
       {{ url('hello', {name: 'Fabien'}) }} {# generates the absolute url http://example.org/hello/Fabien #}
 
+* Access to the ``absolute_url()`` and ``relative_path()`` Twig functions.
+
+* **UrlGeneratorServiceProvider**: If you are using the
+  ``UrlGeneratorServiceProvider``, you will have access to the ``path()`` and
+  ``url()`` functions. You can find more information in the `Symfony Routing
+  documentation
+  <http://symfony.com/doc/current/book/routing.html#generating-urls-from-a-template>`_.
+>>>>>>> pull/1220
+
 * **TranslationServiceProvider**: If you are using the
   ``TranslationServiceProvider``, you will get the ``trans()`` and
   ``transchoice()`` functions for translation in Twig templates. You can find

src/Silex/Provider/TwigServiceProvider.php

@@ -17,6 +17,7 @@
 use Symfony\Bridge\Twig\Extension\TranslationExtension;
 use Symfony\Bridge\Twig\Extension\FormExtension;
 use Symfony\Bridge\Twig\Extension\SecurityExtension;
+use Symfony\Bridge\Twig\Extension\HttpFoundationExtension;
 use Symfony\Bridge\Twig\Extension\HttpKernelExtension;
 use Symfony\Bridge\Twig\Form\TwigRendererEngine;
 use Symfony\Bridge\Twig\Form\TwigRenderer;
@@ -52,6 +53,8 @@ public function register(Container $app)
             }
 
             if (class_exists('Symfony\Bridge\Twig\Extension\RoutingExtension')) {
+                $twig->addExtension(new HttpFoundationExtension($app['request_stack']));
+
                 if (isset($app['url_generator'])) {
                     $twig->addExtension(new RoutingExtension($app['url_generator']));
                 }

tests/Silex/Tests/Provider/TwigServiceProviderTest.php

@@ -52,4 +52,19 @@ public function testLoaderPriority()
         };
         $this->assertEquals('foo', $app['twig.loader']->getSource('foo'));
     }
+
+    public function testHttpFoundationIntegration()
+    {
+        $app = new Application();
+        $app['request_stack']->push(Request::create('/dir1/dir2/file'));
+        $app->register(new TwigServiceProvider(), array(
+            'twig.templates' => array(
+                'absolute' => '{{ absolute_url("foo.css") }}',
+                'relative' => '{{ relative_path("/dir1/foo.css") }}',
+            ),
+        ));
+
+        $this->assertEquals('http://localhost/dir1/dir2/foo.css', $app['twig']->render('absolute'));
+        $this->assertEquals('../foo.css', $app['twig']->render('relative'));
+    }
 }