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<?php |
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namespace Elastica\Aggregation; |
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/** |
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* Class Histogram. |
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* |
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* @see https://www.elastic.co/guide/en/elasticsearch/reference/current/search-aggregations-bucket-histogram-aggregation.html |
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*/ |
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class Histogram extends AbstractSimpleAggregation |
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{ |
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/** |
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* @param string $name the name of this aggregation |
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* @param string $field the name of the field on which to perform the aggregation |
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* @param int|string $interval the interval by which documents will be bucketed |
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*/ |
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public function __construct(string $name, string $field, $interval = null) |
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{ |
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parent::__construct($name); |
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$this->setField($field); |
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if (null !== $interval) { |
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trigger_deprecation('ruflin/elastica', '7.1.0', 'Argument 3 passed to "%s()" is deprecated, use "setDateInterval()" or "setCalendarInterval()" instead. It will be removed in 8.0.', __METHOD__); |
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$this->setParam('interval', $interval); |
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} |
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} |
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/** |
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* Set the interval by which documents will be bucketed. |
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* |
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* @param int|string $interval |
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* |
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* @return $this |
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*/ |
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public function setInterval($interval): self |
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{ |
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trigger_deprecation('ruflin/elastica', '7.1.0', 'The "%s()" method is deprecated, use "setDateInterval()" or "setCalendarInterval()" instead. It will be removed in 8.0.', __METHOD__); |
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return $this->setParam('interval', $interval); |
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} |
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/** |
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* Set the fixed interval by which documents will be bucketed. |
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* |
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* @param int|string $interval |
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* |
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* @return $this |
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*/ |
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public function setFixedInterval($interval): self |
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{ |
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return $this->setParam('fixed_interval', $interval); |
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} |
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/** |
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* Set the calendar interval by which documents will be bucketed. |
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* |
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* @param int|string $interval |
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* |
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* @return $this |
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*/ |
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public function setCalendarInterval($interval): self |
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{ |
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return $this->setParam('calendar_interval', $interval); |
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} |
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/** |
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* Set the bucket sort order. |
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* |
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* @param string $order "_count", "_term", or the name of a sub-aggregation or sub-aggregation response field |
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* @param string $direction "asc" or "desc" |
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* |
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* @return $this |
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*/ |
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public function setOrder(string $order, string $direction): self |
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{ |
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return $this->setParam('order', [$order => $direction]); |
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} |
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/** |
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* Set the minimum number of documents which must fall into a bucket in order for the bucket to be returned. |
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* |
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* @param int $count set to 0 to include empty buckets |
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* |
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* @return $this |
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*/ |
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public function setMinimumDocumentCount(int $count): self |
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{ |
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return $this->setParam('min_doc_count', $count); |
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} |
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} |
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