From 6d9a550750c1335ec584e096adea946e57063243 Mon Sep 17 00:00:00 2001
From: Mantas <marc.mantas@gmail.com>
Date: Mon, 27 Jun 2016 15:33:33 +0300
Subject: [PATCH] added date histogram aggregation
---
src/Aggregation/DateHistogramAggregation.php | 89 ++++++++++++++++++++
1 file changed, 89 insertions(+)
create mode 100644 src/Aggregation/DateHistogramAggregation.php
diff --git a/src/Aggregation/DateHistogramAggregation.php b/src/Aggregation/DateHistogramAggregation.php
new file mode 100644
index 0000000..625f3b2
--- /dev/null
+++ b/src/Aggregation/DateHistogramAggregation.php
@@ -0,0 +1,89 @@
+<?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\ElasticsearchDSL\Aggregation;
+
+use ONGR\ElasticsearchDSL\Aggregation\Type\BucketingTrait;
+
+/**
+ * Class representing Histogram aggregation.
+ *
+ * @link https://www.elastic.co/guide/en/elasticsearch/reference/current/search-aggregations-bucket-datehistogram-aggregation.html
+ */
+class DateHistogramAggregation extends AbstractAggregation
+{
+ use BucketingTrait;
+
+ /**
+ * @var string
+ */
+ protected $interval;
+
+ /**
+ * Inner aggregations container init.
+ *
+ * @param string $name
+ * @param string $field
+ * @param string $interval
+ */
+ public function __construct(
+ $name,
+ $field = null,
+ $interval = null
+ ) {
+ parent::__construct($name);
+
+ $this->setField($field);
+ $this->setInterval($interval);
+ }
+
+ /**
+ * @return int
+ */
+ public function getInterval()
+ {
+ return $this->interval;
+ }
+
+ /**
+ * @param string $interval
+ */
+ public function setInterval($interval)
+ {
+ $this->interval = $interval;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getType()
+ {
+ return 'date_histogram';
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getArray()
+ {
+ if (!$this->getField() || !$this->getInterval()) {
+ throw new \LogicException('Date histogram aggregation must have field and interval set.');
+ }
+
+ $out = [
+ 'field' => $this->getField(),
+ 'interval' => $this->getInterval(),
+ ];
+ $out = $this->processArray($out);
+
+ return $out;
+ }
+}
--
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