twig extension

Author: lbarulski

Resources/config/services.yml

@@ -10,6 +10,12 @@ services:
     gatekeeper.repository.dummy:
         class: GateKeeper\Repository\DummyRepository
 
+    gatekeeper.twig:
+        class: GateKeeperBundle\Twig\TwigExtension
+        arguments: [@gatekeeper]
+        tags:
+          - { name: twig.extension }
+
     gatekeeper.access.allow:
         public: false
         class: %gatekeeper.access.allow.class%

Twig/TwigExtension.php

@@ -0,0 +1,43 @@
+<?php
+/**
+ * Author: Łukasz Barulski
+ * Date: 29.04.14 14:17
+ */
+namespace GateKeeperBundle\Twig;
+
+use GateKeeper\GateKeeper;
+
+class TwigExtension extends \Twig_Extension
+{
+	/**
+	 * @var GateKeeper
+	 */
+	private $gateKeeper;
+
+	/**
+	 * @param GateKeeper $gateKeeper
+	 */
+	public function __construct(GateKeeper $gateKeeper)
+	{
+		$this->gateKeeper = $gateKeeper;
+	}
+
+	/**
+	 * @return array
+	 */
+	public function getFunctions()
+	{
+		return [
+			new \Twig_SimpleFunction('gate', [$this->gateKeeper, 'hasAccess']),
+		];
+	}
+
+	/**
+	 * Returns the name of the extension.
+	 * @return string The extension name
+	 */
+	public function getName()
+	{
+		return 'gatekeeper';
+	}
+}