upgrade

vendor/sonata-project/admin-bundle/Util/FormViewIterator.php

@@ -0,0 +1,89 @@
+<?php
+
+/*
+ * This file is part of the Sonata Project package.
+ *
+ * (c) Thomas Rabaix <thomas.rabaix@sonata-project.org>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Sonata\AdminBundle\Util;
+
+use Symfony\Component\Form\FormView;
+
+/**
+ * @author Thomas Rabaix <thomas.rabaix@sonata-project.org>
+ */
+class FormViewIterator implements \RecursiveIterator
+{
+    /**
+     * @var \ArrayIterator
+     */
+    protected $iterator;
+
+    /**
+     * @param FormView $formView
+     */
+    public function __construct(FormView $formView)
+    {
+        $this->iterator = $formView->getIterator();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getChildren()
+    {
+        return new self($this->current());
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function hasChildren()
+    {
+        return count($this->current()->children) > 0;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function current()
+    {
+        return $this->iterator->current();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function next()
+    {
+        $this->iterator->next();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function key()
+    {
+        return $this->current()->vars['id'];
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function valid()
+    {
+        return $this->iterator->valid();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function rewind()
+    {
+        $this->iterator->rewind();
+    }
+}