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<?php namespace Nord\Lumen\Elasticsearch\Search\Query\Joining; |
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use Nord\Lumen\Elasticsearch\Exceptions\InvalidArgument; |
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use Nord\Lumen\Elasticsearch\Search\Query\Traits\HasType; |
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/** |
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* The has_child filter accepts a query and the child type to run against, and results in parent documents that have |
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* child docs matching the query. |
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* |
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* @see https://www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-has-child-query.html |
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*/ |
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class HasChildQuery extends AbstractQuery |
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{ |
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use HasType; |
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/** |
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* @var ?int |
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*/ |
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private $minChildren; |
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/** |
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* @var ?int |
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*/ |
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private $maxChildren; |
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/** |
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* @inheritdoc |
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* @throws InvalidArgument |
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*/ |
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public function toArray() |
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{ |
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$query = $this->getQuery(); |
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if ($query === null) { |
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throw new InvalidArgument('Query must be set'); |
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} |
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$hasChild = [ |
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'type' => $this->getType(), |
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'query' => $query->toArray(), |
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]; |
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$scoreMode = $this->getScoreMode(); |
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if (null !== $scoreMode) { |
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$hasChild['score_mode'] = $scoreMode; |
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} |
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$minChildren = $this->getMinChildren(); |
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if (null !== $minChildren) { |
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$hasChild['min_children'] = $minChildren; |
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} |
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$maxChildren = $this->getMaxChildren(); |
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if (null !== $maxChildren) { |
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$hasChild['max_children'] = $maxChildren; |
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} |
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return ['has_child' => $hasChild]; |
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} |
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/** |
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* @param int $minChildren |
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* @return HasChildQuery |
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*/ |
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public function setMinChildren(int $minChildren) |
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{ |
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$this->minChildren = $minChildren; |
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return $this; |
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} |
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/** |
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* @return int|null |
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*/ |
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public function getMinChildren(): ?int |
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{ |
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return $this->minChildren; |
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} |
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/** |
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* @param int $maxChildren |
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* @return HasChildQuery |
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*/ |
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public function setMaxChildren(int $maxChildren) |
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{ |
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$this->maxChildren = $maxChildren; |
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return $this; |
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} |
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/** |
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* @return int|null |
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*/ |
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public function getMaxChildren(): ?int |
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{ |
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return $this->maxChildren; |
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} |
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} |
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digiaonline /
lumen-elasticsearch
