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<?php |
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/** |
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* This software package is licensed under `AGPL-3.0-only, proprietary` license[s]. |
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* |
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* @package maslosoft/manganel |
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* @license AGPL-3.0-only, proprietary |
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* |
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* @copyright Copyright (c) Peter Maselkowski <[email protected]> |
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* @link https://maslosoft.com/manganel/ |
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*/ |
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namespace Maslosoft\Manganel; |
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use Elasticsearch\Common\Exceptions\BadRequest400Exception; |
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use Elasticsearch\Common\Exceptions\Missing404Exception; |
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use Elasticsearch\Common\Exceptions\NoNodesAvailableException; |
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use Maslosoft\Addendum\Interfaces\AnnotatedInterface; |
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use Maslosoft\Mangan\Interfaces\CriteriaAwareInterface; |
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use Maslosoft\Mangan\Interfaces\CriteriaInterface; |
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use Maslosoft\Mangan\Traits\CriteriaAwareTrait; |
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use Maslosoft\Manganel\Events\ErrorEvent; |
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use Maslosoft\Manganel\Helpers\ExceptionHandler; |
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use Maslosoft\Manganel\Helpers\QueryBuilderDecorator; |
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use Maslosoft\Manganel\Helpers\RecursiveFilter; |
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use Maslosoft\Manganel\Helpers\TypeNamer; |
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use Maslosoft\Manganel\Traits\UniqueModelsAwareTrait; |
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use UnexpectedValueException; |
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/** |
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* QueryBuilder |
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* @method SearchCriteria getCriteria() |
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* @author Piotr Maselkowski <pmaselkowski at gmail.com> |
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*/ |
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class QueryBuilder implements CriteriaAwareInterface |
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{ |
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use CriteriaAwareTrait, |
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UniqueModelsAwareTrait; |
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/** |
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* Manganel instance |
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* @var Manganel |
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*/ |
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private $manganel = null; |
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public function __construct($model = null) |
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{ |
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if (!empty($model)) |
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{ |
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$this->addModel($model); |
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} |
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if (!empty($model)) |
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{ |
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$this->manganel = Manganel::create($model); |
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} |
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else |
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{ |
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$this->manganel = Manganel::fly(); |
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} |
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} |
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/** |
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* Add model or array of models |
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* @param AnnotatedInterface|AnnotatedInterface[] $model |
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* @return void |
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*/ |
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public function add($model) |
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{ |
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if (is_array($model)) |
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{ |
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foreach ($model as $m) |
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{ |
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$this->addModel($m); |
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} |
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return; |
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} |
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$this->addModel($model); |
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} |
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/** |
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* Set criteria |
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* @param CriteriaInterface|array $criteria |
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* @return static |
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*/ |
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public function setCriteria($criteria) |
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{ |
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$this->criteria = $criteria; |
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assert($criteria instanceof SearchCriteria); |
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$this->add($criteria->getModels()); |
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return $this; |
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} |
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/** |
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* |
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* @param string $q |
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* @return int |
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*/ |
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public function count($q = null) |
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{ |
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$params = $this->getParams($q); |
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try |
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{ |
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$result = $this->manganel->getClient()->count($params); |
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} |
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catch (Missing404Exception $e) |
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{ |
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$params = ['index' => strtolower($this->manganel->index)]; |
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$this->manganel->getClient()->indices()->create($params); |
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} |
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catch (BadRequest400Exception $e) |
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{ |
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if(!ExceptionHandler::handled($e, $this->models[0], ErrorEvent::EventBadRequest)) |
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{ |
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throw ExceptionHandler::getDecorated($this->manganel, $e, $params); |
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} |
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} |
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catch (NoNodesAvailableException $e) |
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{ |
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if(!ExceptionHandler::handled($e, $this->models[0], ErrorEvent::EventNoNodes)) |
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{ |
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throw ExceptionHandler::getDecorated($this->manganel, $e, $params); |
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} |
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} |
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if (empty($result) && empty($result['count'])) |
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{ |
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return 0; // @codeCoverageIgnore |
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} |
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return $result['count']; |
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} |
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/** |
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* Get search results - hits from elasticsearch response. |
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* Optionally raw results might be obtained by reference via second param. |
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* |
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* @param string $q |
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* @param array $result |
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* @return array |
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*/ |
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public function search($q = null, &$result = []) |
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{ |
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$params = $this->getParams($q); |
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try |
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{ |
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$result = $this->manganel->getClient()->search($params); |
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} |
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catch (Missing404Exception $e) |
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{ |
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$params = ['index' => strtolower($this->manganel->index)]; |
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$this->manganel->getClient()->indices()->create($params); |
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} |
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catch (BadRequest400Exception $e) |
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{ |
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if(!ExceptionHandler::handled($e, $this->models[0], ErrorEvent::EventBadRequest)) |
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{ |
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throw ExceptionHandler::getDecorated($this->manganel, $e, $params); |
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} |
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} |
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catch(NoNodesAvailableException $e) |
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{ |
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if(!ExceptionHandler::handled($e, $this->models[0], ErrorEvent::EventNoNodes)) |
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{ |
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throw ExceptionHandler::getDecorated($this->manganel, $e, $params); |
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} |
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} |
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if (empty($result) && empty($result['hits']) && empty($result['hits']['hits'])) |
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{ |
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return []; |
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} |
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return $result['hits']['hits']; |
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} |
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public function getParams($q = null) |
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{ |
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$body = []; |
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// Try to get query from criteria if empty |
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$criteria = $this->getCriteria(); |
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if (!$criteria instanceof SearchCriteria && $criteria instanceof CriteriaInterface) |
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{ |
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$criteria = new SearchCriteria($criteria); |
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} |
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if (empty($criteria)) |
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{ |
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$criteria = new SearchCriteria; |
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} |
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if (!empty($q)) |
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{ |
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$criteria->search($q); |
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} |
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$criteria->setModels($this->getModels()); |
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$decorator = new QueryBuilderDecorator($this->manganel); |
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$decorator->setModels($this->getModels()); |
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$decorator->decorate($body, $criteria); |
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$models = $this->getModels(); |
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if (empty($models)) |
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{ |
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$type = '_all'; |
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} |
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else |
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{ |
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$types = []; |
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foreach ($models as $model) |
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{ |
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assert($model instanceof AnnotatedInterface, new UnexpectedValueException(sprintf('Expected `%s` instance, got `%s`', AnnotatedInterface::class, is_object($model) ? get_class($model) : gettype($model)))); |
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$types[] = TypeNamer::nameType($model); |
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} |
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$type = implode(',', array_unique($types)); |
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} |
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$params = [ |
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'index' => strtolower($this->manganel->index), |
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'type' => $type, |
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'body' => $body |
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]; |
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// return $params; |
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return RecursiveFilter::mongoIdToString($params); |
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} |
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} |
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Maslosoft /
Manganel
