45 lines
1.1 KiB
PHP
45 lines
1.1 KiB
PHP
<?php
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namespace FOS\ElasticaBundle\Doctrine\MongoDB;
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use Doctrine\ODM\MongoDB\Query\Builder;
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use FOS\ElasticaBundle\Exception\InvalidArgumentTypeException;
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use FOS\ElasticaBundle\Doctrine\SliceFetcherInterface;
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/**
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* Fetches a slice of objects.
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*
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* @author Thomas Prelot <tprelot@gmail.com>
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*/
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class SliceFetcher implements SliceFetcherInterface
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{
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/**
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* {@inheritdoc}
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*/
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public function fetch($queryBuilder, $limit, $offset, array $previousSlice, array $identifierFieldNames)
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{
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if (!$queryBuilder instanceof Builder) {
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throw new InvalidArgumentTypeException($queryBuilder, 'Doctrine\ODM\MongoDB\Query\Builder');
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}
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$lastObject = array_pop($previousSlice);
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if ($lastObject) {
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$queryBuilder
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->field('_id')->gt($lastObject->getId())
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->skip(0)
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;
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} else {
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$queryBuilder->skip($offset);
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}
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return $queryBuilder
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->limit($limit)
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->sort(array('_id' => 'asc'))
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->getQuery()
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->execute()
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->toArray()
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;
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}
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}
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