From 0977acb0a2c945a92ec27b9faaa2efdeae6f6f97 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zigmas=20Satkevi=C4=8Dius?= <zsatkevicius@nfq.lt>
Date: Mon, 12 Jan 2015 17:29:49 +0200
Subject: [PATCH] Added cardinality aggregation. Closes #119.
---
Aggregation/CardinalityAggregation.php | 95 ++++++++++++++++++++++++++
1 file changed, 95 insertions(+)
create mode 100644 Aggregation/CardinalityAggregation.php
diff --git a/Aggregation/CardinalityAggregation.php b/Aggregation/CardinalityAggregation.php
new file mode 100644
index 0000000..070f77b
--- /dev/null
+++ b/Aggregation/CardinalityAggregation.php
@@ -0,0 +1,95 @@
+<?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\MetricTrait;
+
+/**
+ * Difference values counter.
+ */
+class CardinalityAggregation extends AbstractAggregation
+{
+ use MetricTrait;
+
+ /**
+ * @var int
+ */
+ private $precisionThreshold;
+
+ /**
+ * @var bool
+ */
+ private $rehash;
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getArray()
+ {
+ if (!$this->getField()) {
+ return new \stdClass();
+ }
+
+ $out['field'] = $this->getField();
+ if ($this->getPrecisionThreshold()) {
+ $out['precision_threshold'] = $this->getPrecisionThreshold();
+ }
+
+ if ($this->isRehash() !== null) {
+ $out['rehash'] = $this->isRehash();
+ }
+
+ return $out;
+ }
+
+ /**
+ * Precision threshold.
+ *
+ * @param int $precision Precision Threshold.
+ */
+ public function setPrecisionThreshold($precision)
+ {
+ $this->precisionThreshold = $precision;
+ }
+
+ /**
+ * @return int
+ */
+ public function getPrecisionThreshold()
+ {
+ return $this->precisionThreshold;
+ }
+
+ /**
+ * @return bool
+ */
+ public function isRehash()
+ {
+ return $this->rehash;
+ }
+
+ /**
+ * @param bool $rehash
+ */
+ public function setRehash($rehash)
+ {
+ $this->rehash = $rehash;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getType()
+ {
+ return 'cardinality';
+ }
+}
--
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