Added TweetExtension

src/AppBundle/Twig/TweetExtension.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace AppBundle\Twig;
+
+use Twig_Extension;
+use Twig_SimpleFunction;
+
+class TweetExtension extends Twig_Extension
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function getFunctions()
+    {
+        return [
+            new Twig_SimpleFunction('tweet', [$this, 'render']),
+        ];
+    }
+
+    /**
+     * Render a tweet.
+     *
+     * @param string $tweet
+     *   The content of the tweet.
+     *
+     * @return string
+     */
+    public function render($tweet)
+    {
+        return sprintf(
+            '<blockquote class="twitter-tweet" lang="en"><p lang="en" dir="ltr">%s</blockquote>',
+            $tweet
+        );
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getName()
+    {
+        return 'tweet';
+    }
+
+}