148 lines
3.9 KiB
PHP
148 lines
3.9 KiB
PHP
<?php
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namespace FOQ\ElasticaBundle\Persister;
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use FOQ\ElasticaBundle\Provider\ProviderInterface;
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use FOQ\ElasticaBundle\Transformer\ModelToElasticaTransformerInterface;
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use FOQ\ElasticaBundle\TypeInspector;
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use Symfony\Component\HttpKernel\Log\LoggerInterface;
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use Elastica_Type;
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use Elastica_Document;
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use Exception;
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/**
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* Inserts, replaces and deletes single documents in an elastica type
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* Accepts domain model objects and converts them to elastica documents
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*
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* @author Thibault Duplessis <thibault.duplessis@gmail.com>
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*/
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class ObjectPersister implements ObjectPersisterInterface
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{
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protected $type;
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protected $transformer;
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protected $objectClass;
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protected $typeInspector;
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protected $logger;
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protected $throwExceptions;
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protected $fields;
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public function __construct(Elastica_Type $type, ModelToElasticaTransformerInterface $transformer, $objectClass, TypeInspector $typeInspector, LoggerInterface $logger = null, $throwExceptions = true)
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{
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$this->type = $type;
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$this->transformer = $transformer;
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$this->objectClass = $objectClass;
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$this->typeInspector = $typeInspector;
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$this->logger = $logger;
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$this->throwExceptions = true;
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}
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/**
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* Insert one object into the type
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* The object will be transformed to an elastica document
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*
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* @param object $object
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*/
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public function insertOne($object)
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{
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try {
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$document = $this->transformToElasticaDocument($object);
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$this->type->addDocument($document);
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} catch (Exception $e) {
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$this->onError($e);
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}
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}
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/**
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* Replaces one object in the type
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*
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* @param object $object
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* @return null
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**/
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public function replaceOne($object)
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{
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try {
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$document = $this->transformToElasticaDocument($object);
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$this->type->deleteById($document->getId());
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$this->type->addDocument($document);
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} catch (Exception $e) {
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$this->onError($e);
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}
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}
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/**
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* Deletes one object in the type
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*
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* @param object $object
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* @return null
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**/
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public function deleteOne($object)
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{
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try {
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$document = $this->transformToElasticaDocument($object);
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$this->type->deleteById($document->getId());
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} catch (Exception $e) {
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$this->onError($e);
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}
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}
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/**
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* Inserts an array of objects in the type
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*
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* @param array of domain model objects
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**/
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public function insertMany(array $objects)
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{
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try {
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$documents = array();
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foreach ($objects as $object) {
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$documents[] = $this->transformToElasticaDocument($object);
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}
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$this->type->addDocuments($documents);
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} catch (Exception $e) {
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$this->onError($e);
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}
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}
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/**
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* Transforms an object to an elastica document
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*
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* @param object $object
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* @return Elastica_Document the elastica document
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*/
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protected function transformToElasticaDocument($object)
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{
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return $this->transformer->transform($object, $this->getTypeFields());
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}
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/**
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* Gets the list of the type fields
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*
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* @return array of strings
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*/
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protected function getTypeFields()
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{
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if (null === $this->fields) {
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$this->fields = $this->typeInspector->getMappingFieldsNames($this->type);
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}
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return $this->fields;
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}
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/**
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* What to do when an error occurs
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*
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* @param Exception
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**/
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protected function onError(Exception $exception)
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{
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if ($this->throwExceptions) {
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throw $exception;
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}
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if ($this->logger) {
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$message = sprintf('Elastica object persister failure (%s: %s)', get_class($exception), $exception->getMessage());
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$this->logger->warn($message);
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}
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}
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}
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