bug #17503 [Asset] CLI: use request context to generate absolute URLs (xabbuh)

This PR was merged into the 2.7 branch.

Discussion
----------

[Asset] CLI: use request context to generate absolute URLs

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #15448
| License       | MIT
| Doc PR        |

Commits
-------

766a648 CLI: use request context to generate absolute URLs

src/Symfony/Bridge/Twig/Extension/HttpFoundationExtension.php

@@ -13,6 +13,7 @@ namespace Symfony\Bridge\Twig\Extension;
 
 use Symfony\Component\HttpFoundation\RequestStack;
 use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\Routing\RequestContext;
 
 /**
  * Twig extension for the Symfony HttpFoundation component.
@@ -22,10 +23,12 @@ use Symfony\Component\HttpFoundation\Request;
 class HttpFoundationExtension extends \Twig_Extension
 {
     private $requestStack;
+    private $requestContext;
 
-    public function __construct(RequestStack $requestStack)
+    public function __construct(RequestStack $requestStack, RequestContext $requestContext = null)
     {
         $this->requestStack = $requestStack;
+        $this->requestContext = $requestContext;
     }
 
     /**
@@ -57,6 +60,23 @@ class HttpFoundationExtension extends \Twig_Extension
         }
 
         if (!$request = $this->requestStack->getMasterRequest()) {
+            if (null !== $this->requestContext && '' !== $host = $this->requestContext->getHost()) {
+                $scheme = $this->requestContext->getScheme();
+                $port = '';
+
+                if ('http' === $scheme && 80 != $this->requestContext->getHttpPort()) {
+                    $port = ':'.$this->requestContext->getHttpPort();
+                } elseif ('https' === $scheme && 443 != $this->requestContext->getHttpsPort()) {
+                    $port = ':'.$this->requestContext->getHttpsPort();
+                }
+
+                if ('/' !== $path[0]) {
+                    $path = rtrim($this->requestContext->getBaseUrl(), '/').'/'.$path;
+                }
+
+                return $scheme.'://'.$host.$port.$path;
+            }
+
             return $path;
         }
 

src/Symfony/Bridge/Twig/Tests/Extension/HttpFoundationExtensionTest.php

@@ -14,6 +14,7 @@ namespace Symfony\Bridge\Twig\Tests\Extension;
 use Symfony\Bridge\Twig\Extension\HttpFoundationExtension;
 use Symfony\Component\HttpFoundation\RequestStack;
 use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\Routing\RequestContext;
 
 class HttpFoundationExtensionTest extends \PHPUnit_Framework_TestCase
 {
@@ -43,6 +44,49 @@ class HttpFoundationExtensionTest extends \PHPUnit_Framework_TestCase
         );
     }
 
+    /**
+     * @dataProvider getGenerateAbsoluteUrlRequestContextData
+     */
+    public function testGenerateAbsoluteUrlWithRequestContext($path, $baseUrl, $host, $scheme, $httpPort, $httpsPort, $expected)
+    {
+        if (!class_exists('Symfony\Component\Routing\RequestContext')) {
+            $this->markTestSkipped('The Routing component is needed to run tests that depend on its request context.');
+        }
+
+        $requestContext = new RequestContext($baseUrl, 'GET', $host, $scheme, $httpPort, $httpsPort, $path);
+        $extension = new HttpFoundationExtension(new RequestStack(), $requestContext);
+
+        $this->assertEquals($expected, $extension->generateAbsoluteUrl($path));
+    }
+
+    /**
+     * @dataProvider getGenerateAbsoluteUrlRequestContextData
+     */
+    public function testGenerateAbsoluteUrlWithoutRequestAndRequestContext($path)
+    {
+        if (!class_exists('Symfony\Component\Routing\RequestContext')) {
+            $this->markTestSkipped('The Routing component is needed to run tests that depend on its request context.');
+        }
+
+        $extension = new HttpFoundationExtension(new RequestStack());
+
+        $this->assertEquals($path, $extension->generateAbsoluteUrl($path));
+    }
+
+    public function getGenerateAbsoluteUrlRequestContextData()
+    {
+        return array(
+            array('/foo.png', '/foo', 'localhost', 'http', 80, 443, 'http://localhost/foo.png'),
+            array('foo.png', '/foo', 'localhost', 'http', 80, 443, 'http://localhost/foo/foo.png'),
+            array('foo.png', '/foo/bar/', 'localhost', 'http', 80, 443, 'http://localhost/foo/bar/foo.png'),
+            array('/foo.png', '/foo', 'localhost', 'https', 80, 443, 'https://localhost/foo.png'),
+            array('foo.png', '/foo', 'localhost', 'https', 80, 443, 'https://localhost/foo/foo.png'),
+            array('foo.png', '/foo/bar/', 'localhost', 'https', 80, 443, 'https://localhost/foo/bar/foo.png'),
+            array('/foo.png', '/foo', 'localhost', 'http', 443, 80, 'http://localhost:443/foo.png'),
+            array('/foo.png', '/foo', 'localhost', 'https', 443, 80, 'https://localhost:80/foo.png'),
+        );
+    }
+
     public function testGenerateAbsoluteUrlWithScriptFileName()
     {
         $request = Request::create('http://localhost/app/web/app_dev.php');

src/Symfony/Bundle/TwigBundle/Resources/config/twig.xml

@@ -127,6 +127,7 @@
 
         <service id="twig.extension.httpfoundation" class="Symfony\Bridge\Twig\Extension\HttpFoundationExtension" public="false">
             <argument type="service" id="request_stack" />
+            <argument type="service" id="router.request_context" on-invalid="ignore" />
         </service>
 
         <service id="twig.extension.form" class="%twig.extension.form.class%" public="false">