Add AppBundle and the YouTube and Vimeo Twig functions

src/AppBundle/Twig/VimeoExtension.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace AppBundle\Twig;
+
+use Twig_Extension;
+use Twig_SimpleFunction;
+
+class VimeoExtension extends Twig_Extension
+{
+    public function getFunctions()
+    {
+        return [
+          new Twig_SimpleFunction('vimeo', [$this, 'embedCode'])
+        ];
+    }
+
+    /**
+     * Generates the embed code for a video.
+     *
+     * @param $videoId
+     *   The ID of the video.
+     *
+     * @return string
+     */
+    public function embedCode($videoId)
+    {
+        return sprintf(
+            '<iframe src="https://player.vimeo.com/video/%s?title=0&portrait=0" width="500" height="281" frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>',
+            $videoId
+        );
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getName()
+    {
+        return 'vimeo';
+    }
+
+}

src/AppBundle/Twig/YouTubeExtension.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace AppBundle\Twig;
+
+use Twig_Extension;
+use Twig_SimpleFunction;
+
+class YouTubeExtension extends Twig_Extension
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function getFunctions()
+    {
+        return [
+            new Twig_SimpleFunction('youtube', [$this, 'embedCode'])
+        ];
+    }
+
+    /**
+     * Generates the embed code for a video.
+     *
+     * @param $videoId
+     *   The ID of the video.
+     *
+     * @return string
+     */
+    public function embedCode($videoId)
+    {
+        return sprintf(
+            '<iframe width="560" height="315" src="https://www.youtube.com/embed/%s" frameborder="0" allowfullscreen></iframe>',
+            $videoId
+        );
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getName()
+    {
+        return 'youtube';
+    }
+
+}