Added vendor/ directory for Composer's installed files

vendor/symfony/translation/Loader/ArrayLoader.php

@@ -0,0 +1,70 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Loader;
+
+use Symfony\Component\Translation\MessageCatalogue;
+
+/**
+ * ArrayLoader loads translations from a PHP array.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ *
+ * @api
+ */
+class ArrayLoader implements LoaderInterface
+{
+    /**
+     * {@inheritdoc}
+     *
+     * @api
+     */
+    public function load($resource, $locale, $domain = 'messages')
+    {
+        $this->flatten($resource);
+        $catalogue = new MessageCatalogue($locale);
+        $catalogue->add($resource, $domain);
+
+        return $catalogue;
+    }
+
+    /**
+     * Flattens an nested array of translations.
+     *
+     * The scheme used is:
+     *   'key' => array('key2' => array('key3' => 'value'))
+     * Becomes:
+     *   'key.key2.key3' => 'value'
+     *
+     * This function takes an array by reference and will modify it
+     *
+     * @param array  &$messages The array that will be flattened
+     * @param array  $subnode   Current subnode being parsed, used internally for recursive calls
+     * @param string $path      Current path being parsed, used internally for recursive calls
+     */
+    private function flatten(array &$messages, array $subnode = null, $path = null)
+    {
+        if (null === $subnode) {
+            $subnode = &$messages;
+        }
+        foreach ($subnode as $key => $value) {
+            if (is_array($value)) {
+                $nodePath = $path ? $path.'.'.$key : $key;
+                $this->flatten($messages, $value, $nodePath);
+                if (null === $path) {
+                    unset($messages[$key]);
+                }
+            } elseif (null !== $path) {
+                $messages[$path.'.'.$key] = $value;
+            }
+        }
+    }
+}