Actualización

vendor/sonata-project/admin-bundle/Menu/Matcher/Voter/ChildrenVoter.php

@@ -0,0 +1,61 @@
+<?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\Menu\Matcher\Voter;
+
+use Knp\Menu\ItemInterface;
+use Knp\Menu\Matcher\MatcherInterface;
+use Knp\Menu\Matcher\Voter\VoterInterface;
+
+/**
+ * Children menu voter based on children items.
+ *
+ * @author Samusev Andrey <andrey.simfi@ya.ru>
+ */
+class ChildrenVoter implements VoterInterface
+{
+    /**
+     * @var MatcherInterface
+     */
+    private $matcher;
+
+    /**
+     * ChildrenVoter constructor.
+     *
+     * @param MatcherInterface $matcher
+     */
+    public function __construct(MatcherInterface $matcher)
+    {
+        $this->matcher = $matcher;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function matchItem(ItemInterface $item)
+    {
+        if (!$item->getExtra('sonata_admin', false)) {
+            return;
+        }
+
+        $children = $item->getChildren();
+        $match = null;
+        foreach ($children as $child) {
+            if ($this->matcher->isCurrent($child)) {
+                $match = true;
+
+                break;
+            }
+        }
+
+        return $match;
+    }
+}