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<?php |
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/* |
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* This file is part of the ONGR package. |
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* |
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* (c) NFQ Technologies UAB <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace ONGR\ElasticsearchBundle\Result\Aggregation; |
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/** |
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* This is the class for plain aggregation result with nested aggregations support. |
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*/ |
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class AggregationValue implements \ArrayAccess, \IteratorAggregate |
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{ |
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/** |
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* @var array |
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*/ |
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private $rawData; |
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/** |
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* Constructor. |
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* |
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* @param array $rawData |
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*/ |
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public function __construct($rawData) |
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{ |
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$this->rawData = $rawData; |
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} |
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/** |
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* Returns aggregation value by name. |
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* |
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* @param string $name |
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* |
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* @return array |
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*/ |
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View Code Duplication |
public function getValue($name = 'key') |
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{ |
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if (!isset($this->rawData[$name])) { |
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return null; |
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} |
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return $this->rawData[$name]; |
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} |
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/** |
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* Returns the document count of the aggregation |
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* |
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* @return integer |
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*/ |
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public function getCount() |
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{ |
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return $this->getValue('doc_count'); |
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} |
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/** |
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* Returns array of bucket values. |
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* |
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* @return AggregationValue[]|null |
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*/ |
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public function getBuckets() |
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{ |
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if (!isset($this->rawData['buckets'])) { |
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return null; |
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} |
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$buckets = []; |
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foreach ($this->rawData['buckets'] as $bucket) { |
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$buckets[] = new self($bucket); |
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} |
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return $buckets; |
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} |
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/** |
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* Returns sub-aggregation. |
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* |
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* @param string $name |
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* |
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* @return AggregationValue|null |
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*/ |
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View Code Duplication |
public function getAggregation($name) |
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{ |
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if (!isset($this->rawData[$name])) { |
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return null; |
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} |
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return new self($this->rawData[$name]); |
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} |
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/** |
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* Applies path method to aggregations. |
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* |
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* @param string $path |
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* |
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* @return AggregationValue|null |
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*/ |
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public function find($path) |
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{ |
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$name = explode('.', $path, 2); |
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$aggregation = $this->getAggregation($name[0]); |
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if ($aggregation === null || !isset($name[1])) { |
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return $aggregation; |
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} |
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return $aggregation->find($name[1]); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function offsetExists($offset) |
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{ |
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return array_key_exists($offset, $this->rawData); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function offsetGet($offset) |
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{ |
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if (!isset($this->rawData[$offset])) { |
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return null; |
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} |
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return $this->rawData[$offset]; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function offsetSet($offset, $value) |
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{ |
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throw new \LogicException('Aggregation result can not be changed on runtime.'); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function offsetUnset($offset) |
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{ |
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throw new \LogicException('Aggregation result can not be changed on runtime.'); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getIterator() |
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{ |
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$buckets = $this->getBuckets(); |
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if ($buckets === null) { |
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throw new \LogicException('Can not iterate over aggregation without buckets!'); |
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} |
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return new \ArrayIterator($this->getBuckets()); |
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} |
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} |
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Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.
You can also find more detailed suggestions in the “Code” section of your repository.