Flextype Core: YamlTwigExtension added. #186

flextype/dependencies.php

@@ -237,6 +237,9 @@ $flextype['view'] = static function ($container) {
     // Add Json Twig Extension
     $view->addExtension(new JsonTwigExtension());
 
+    // Add Yaml Twig Extension
+    $view->addExtension(new YamlTwigExtension());
+
     // Add Markdown Twig Extension
     $view->addExtension(new MarkdownTwigExtension($container));
 

flextype/twig/YamlTwigExtension.php

@@ -0,0 +1,45 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * Flextype (http://flextype.org)
+ * Founded by Sergey Romanenko and maintained by Flextype Community.
+ */
+
+namespace Flextype;
+
+use Twig_Extension;
+use Twig_SimpleFunction;
+
+class YamlTwigExtension extends Twig_Extension
+{
+    /**
+     * Returns a list of functions to add to the existing list.
+     *
+     * @return array
+     */
+    public function getFunctions() : array
+    {
+        return [
+            new Twig_SimpleFunction('yaml_decode', [$this, 'decode']),
+            new Twig_SimpleFunction('yaml_encode', [$this, 'encode']),
+        ];
+    }
+
+    /**
+     * Encode YAML
+     */
+    public function encode($input, int $inline = 5, int $indent = 2, int $flags = 16) : string
+    {
+        return YamlParser::encode($input, $inline, $indent, $flags);
+    }
+
+    /**
+     * Decode YAML
+     */
+    public function decode(string $input, int $flags = 0)
+    {
+        return YamlParser::decode($input, $flags);
+    }
+}