88 lines
2.4 KiB
PHP
88 lines
2.4 KiB
PHP
<?php
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namespace FOS\ElasticaBundle\Transformer;
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use FOS\ElasticaBundle\HybridResult;
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use Symfony\Component\Form\Util\PropertyPath;
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/**
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* Holds a collection of transformers for an index wide transformation.
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*
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* @author Tim Nagel <tim@nagel.com.au>
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*/
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class ElasticaToModelTransformerCollection implements ElasticaToModelTransformerInterface
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{
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protected $transformers = array();
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public function __construct(array $transformers)
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{
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$this->transformers = $transformers;
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}
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public function getObjectClass()
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{
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return array_map(function ($transformer) {
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return $transformer->getObjectClass();
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}, $this->transformers);
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}
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/**
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* {@inheritdoc}
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*/
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public function getIdentifierField()
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{
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return array_map(function ($transformer) {
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return $transformer->getIdentifierField();
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}, $this->transformers);
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}
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public function transform(array $elasticaObjects)
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{
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$sorted = array();
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foreach ($elasticaObjects as $object) {
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$sorted[$object->getType()][] = $object;
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}
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$transformed = array();
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foreach ($sorted AS $type => $objects) {
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$transformedObjects = $this->transformers[$type]->transform($objects);
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$identifierGetter = 'get' . ucfirst($this->transformers[$type]->getIdentifierField());
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$transformed[$type] = array_combine(
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array_map(
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function($o) use ($identifierGetter) {
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return $o->$identifierGetter();
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},
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$transformedObjects
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),
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$transformedObjects
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);
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}
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$result = array();
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foreach ($elasticaObjects as $object) {
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$result[] = $transformed[$object->getType()][$object->getId()];
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}
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return $result;
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}
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public function hybridTransform(array $elasticaObjects)
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{
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$objects = $this->transform($elasticaObjects);
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$result = array();
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for ($i = 0; $i < count($elasticaObjects); $i++) {
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$result[] = new HybridResult($elasticaObjects[$i], $objects[$i]);
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}
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return $result;
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}
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protected function getTypeToClassMap()
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{
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return array_map(function ($transformer) {
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return $transformer->getObjectClass();
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}, $this->transformers);
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}
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}
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