moved Twig runtime to proper class

Author: fabpot

Extension/FormExtension.php

@@ -96,7 +96,7 @@ public function getFilters()
     {
         return array(
             new TwigFilter('humanize', array('Symfony\Component\Form\FormRenderer', 'humanize')),
-            new TwigFilter('form_encode_currency', array($this, 'encodeCurrency'), array('is_safe' => array('html'), 'needs_environment' => true)),
+            new TwigFilter('form_encode_currency', array('Symfony\Component\Form\FormRenderer', 'encodeCurrency'), array('is_safe' => array('html'), 'needs_environment' => true)),
         );
     }
 
@@ -167,22 +167,6 @@ public function __unset($name)
         unset($this->$name);
     }
 
-    /**
-     * @internal
-     */
-    public function encodeCurrency(Environment $environment, $text, $widget = '')
-    {
-        if ('UTF-8' === $charset = $environment->getCharset()) {
-            $text = htmlspecialchars($text, ENT_QUOTES | (\defined('ENT_SUBSTITUTE') ? ENT_SUBSTITUTE : 0), 'UTF-8');
-        } else {
-            $text = htmlentities($text, ENT_QUOTES | (\defined('ENT_SUBSTITUTE') ? ENT_SUBSTITUTE : 0), 'UTF-8');
-            $text = iconv('UTF-8', $charset, $text);
-            $widget = iconv('UTF-8', $charset, $widget);
-        }
-
-        return str_replace('{{ widget }}', $widget, $text);
-    }
-
     /**
      * {@inheritdoc}
      */