vendor/ruflin/elastica/lib/Elastica/Aggregation/Filter.php


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<?php

namespace Elastica\Aggregation;


use Elastica\Filter\AbstractFilter;

/**
 * Class Filter
 * @package Elastica\Aggregation
 * @link http://www.elasticsearch.org/guide/en/elasticsearch/reference/master/search-aggregations-bucket-filter-aggregation.html
 */
class Filter extends AbstractAggregation
{
    /**
     * Set the filter for this aggregation
     * @param AbstractFilter $filter
     * @return Filter
     */
    public function setFilter(AbstractFilter $filter)
    {
        return $this->setParam("filter", $filter->toArray());
    }

    /**
     * @return array
     */
    public function toArray()
    {
        $array = array(
            "filter" => $this->getParam("filter")
        );

        if($this->_aggs)
        {
            $array['aggs'] = $this->_aggs;
        }

        return $array;
    }
}