From 2b0940b65371516bec75314b85611df58d627d9b Mon Sep 17 00:00:00 2001
From: juliensantos87 <julien.santos87@gmail.com>
Date: Fri, 20 Feb 2015 16:15:31 +0100
Subject: [PATCH] add ChildrenAggregation
---
Aggregation/ChildrenAggregation.php | 67 +++++++++++++++++++++++++++++
1 file changed, 67 insertions(+)
create mode 100644 Aggregation/ChildrenAggregation.php
diff --git a/Aggregation/ChildrenAggregation.php b/Aggregation/ChildrenAggregation.php
new file mode 100644
index 0000000..28a23aa
--- /dev/null
+++ b/Aggregation/ChildrenAggregation.php
@@ -0,0 +1,67 @@
+<?php
+
+/*
+ * This file is part of the ONGR package.
+ *
+ * (c) NFQ Technologies UAB <info@nfq.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace ONGR\ElasticsearchBundle\DSL\Aggregation;
+
+use ONGR\ElasticsearchBundle\DSL\Aggregation\Type\BucketingTrait;
+
+/**
+ * Class representing ChildrenAggregation.
+ */
+class ChildrenAggregation extends AbstractAggregation
+{
+ use BucketingTrait;
+
+ /**
+ * @var string
+ */
+ private $children;
+
+ /**
+ * Return children.
+ *
+ * @return string
+ */
+ public function getChildren()
+ {
+ return $this->children;
+ }
+
+ /**
+ * Sets children.
+ *
+ * @param string $children
+ */
+ public function setChildren($children)
+ {
+ $this->children = $children;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getType()
+ {
+ return 'children';
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getArray()
+ {
+ if (count($this->getAggregations()) == 0) {
+ throw new \LogicException("Children aggregation `{$this->getName()}` has no aggregations added");
+ }
+
+ return ['type' => $this->getChildren()];
+ }
+}
--
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