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<?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\Query\Compound;
use ONGR\ElasticsearchDSL\BuilderInterface;
/**
* Represents Elasticsearch "boosting" query.
*
* @link https://www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-boosting-query.html
*/
class BoostingQuery implements BuilderInterface
{
/**
* @var BuilderInterface
*/
private $positive;
/**
* @var BuilderInterface
*/
private $negative;
/**
* @var int|float
*/
private $negativeBoost;
/**
* @param BuilderInterface $positive
* @param BuilderInterface $negative
* @param int|float $negativeBoost
*/
public function __construct(BuilderInterface $positive, BuilderInterface $negative, $negativeBoost)
{
$this->positive = $positive;
$this->negative = $negative;
$this->negativeBoost = $negativeBoost;
}
/**
* {@inheritdoc}
*/
public function getType()
{
return 'boosting';
}
/**
* {@inheritdoc}
*/
public function toArray()
{
$query = [
'positive' => $this->positive->toArray(),
'negative' => $this->negative->toArray(),
'negative_boost' => $this->negativeBoost,
];
return [$this->getType() => $query];
}
}
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