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<?php |
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namespace Mdiyakov\DoctrineSolrBundle\Query\Hydrator; |
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use Doctrine\ORM\EntityRepository; |
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use Mdiyakov\DoctrineSolrBundle\Exception\DiscriminatorFieldException; |
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use Mdiyakov\DoctrineSolrBundle\Exception\EntityNotExistInDatabaseException; |
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use Mdiyakov\DoctrineSolrBundle\Exception\HydratorException; |
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use Mdiyakov\DoctrineSolrBundle\Schema\Schema; |
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class SelectQueryHydrator |
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{ |
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/** |
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* @var Schema |
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*/ |
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private $schema; |
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/** |
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* @var \Doctrine\ORM\EntityRepository |
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*/ |
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private $entityRepository; |
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/** |
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* @var array |
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*/ |
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private $entityConfig; |
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/** |
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* @param EntityRepository $repository |
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* @param Schema $schema |
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* @param array $entityConfig |
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*/ |
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public function __construct(EntityRepository $repository, Schema $schema, $entityConfig) |
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{ |
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$this->schema = $schema; |
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$this->entityRepository = $repository; |
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$this->entityConfig = $entityConfig; |
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} |
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/** |
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* @param array $documentsArray |
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* @return object[] |
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* @throws DiscriminatorFieldException |
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* @throws EntityNotExistInDatabaseException |
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* @thorws HydratorException |
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*/ |
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public function hydrate($documentsArray) |
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{ |
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if (!is_array($documentsArray)) { |
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throw new HydratorException('Result dataset must be an array'); |
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} |
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if (empty($documentsArray)) { |
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throw new HydratorException('Result dataset is empty'); |
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} |
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$scoreStatements = []; |
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$discriminatorField = $this->schema->getDiscriminatorConfigField(); |
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$entityPrimaryKeyField = $this->schema->getEntityPrimaryKeyField(); |
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$primaryKeyValues = []; |
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$orderValue = count($documentsArray); |
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foreach($documentsArray as $documentRow) { |
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if (!array_key_exists($discriminatorField->getDocumentFieldName(), $documentRow)) { |
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throw new DiscriminatorFieldException( |
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sprintf('Discriminator field "%s" must be presented in dataset', $discriminatorField->getDocumentFieldName()) |
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); |
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} |
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if ($discriminatorField->getValue($this->entityConfig) !== $documentRow[$discriminatorField->getDocumentFieldName()]) { |
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throw new DiscriminatorFieldException( |
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sprintf( |
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'Discriminator field value "%s" must be "%s" but "%s" is provided', |
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$discriminatorField->getConfigFieldName(), |
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$discriminatorField->getValue($this->entityConfig), |
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$documentRow[$discriminatorField->getDocumentFieldName()] |
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) |
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); |
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} |
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$primaryKeyValues[] = $documentRow[$entityPrimaryKeyField->getDocumentFieldName()]; |
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$scoreStatements[] = sprintf( |
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'WHEN entity.%s = %s THEN %s', |
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$entityPrimaryKeyField->getEntityFieldName(), |
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$documentRow[$entityPrimaryKeyField->getDocumentFieldName()], |
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$orderValue |
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); |
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$orderValue = --$orderValue; |
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} |
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$entities = $this->entityRepository |
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->createQueryBuilder('entity') |
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->addSelect(sprintf('(CASE %s ELSE 0 END) AS HIDDEN score', join(' ' ,$scoreStatements))) |
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->where( |
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sprintf('entity.%s in (:ids)', $entityPrimaryKeyField->getEntityFieldName()) |
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) |
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->setParameter(':ids', $primaryKeyValues) |
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->addOrderBy('score', 'desc') |
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->getQuery()->getResult() |
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; |
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if (count($entities) != count($documentsArray)) { |
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$entityIds = array_map( |
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function($entity) use ($entityPrimaryKeyField) |
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{ |
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return $entityPrimaryKeyField->getEntityFieldValue($entity); |
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}, |
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$entities |
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); |
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$notFoundEntityIds = array_diff($primaryKeyValues, $entityIds); |
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throw new HydratorException( |
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sprintf( |
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'Entities of "%s" with "%s" primary keys are not found in database', |
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$this->entityConfig['class'], |
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join(', ', $notFoundEntityIds) |
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) |
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); |
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} |
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return $entities; |
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} |
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} |
mdiyakov /
DoctrineSolrBundle
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