PHP code example of krzysztof-gzocha / searcher

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

krzysztof-gzocha / searcher example snippets

class AgeRangeCriteria implements CriteriaInterface
{
    private $minimalAge;
    private $maximalAge;

    /**
    * Only ied(): bool
    {
        return null !== $this->minimalAge && null !== $this->maximalAge;
    }

    // getters, setters, whatever
}

class AgeRangeCriteriaBuilder implements CriteriaBuilderInterface
{
    public function buildCriteria(
        CriteriaInterface $criteria,
        SearchingContextInterface $searchingContext
    ) {
        $searchingContext
            ->getQueryBuilder()
            ->andWhere('e.age >= :minimalAge')
            ->andWhere('e.age <= :maximalAge')
            ->setParameter('minimalAge', $criteria->getMinimalAge())
            ->setParameter('maximalAge', $criteria->getMaximalAge());
    }

    public function allowsCriteria(
        CriteriaInterface $criteria
    ): bool
    {
        return $criteria instanceof AgeRangeCriteria;
    }

    /**
    * You can skip this method if you will extend from AbstractORMCriteriaBuilder.
    */
    public function supportsSearchingContext(
        SearchingContextInterface $searchingContext
    ): bool
    {
        return $searchingContext instanceof QueryBuilderSearchingContext;
    }
}

$builders = new CriteriaBuilderCollection();

$builders->addCriteriaBuilder(new AgeRangeCriteriaBuilder());
$builders->addCriteriaBuilder(/** rest of builders */);

$ageRangeCriteria = new AgeRangeCriteria();

// We have to populate the model before searching
$ageRangeCriteria->setMinimalAge(23);
$ageRangeCriteria->setMaximalAge(29);

$criteria = new CriteriaCollection();
$criteria->addCriteria($ageRangeCriteria);
$criteria->addCriteria(/** rest of criteria */);

$context  = new QueryBuilderSearchingContext($queryBuilder);

$searcher = new Searcher($builders, $context);
$searcher->search($criteriaCollection); // Yay, we have our results!

$searcher = new WrappedResultsSearcher(new Searcher($builders, $context));
$results = $searcher->search($criteriaCollection);  // instance of ResultCollection
foreach ($results as $result) {
    // will work!
}

foreach ($results->getResults() as $result) {
    // Since ResultCollection has method getResults() this will also work!
}

$mappedFields = ['pid' => 'p.id', 'valueForUser' => 'valueForBuilder'];
$criteria = new MappedOrderByAdapter(
    new OrderByCriteria('pid'),
    $mappedFields
);
// $criteria->getMappedOrderBy() = 'p.id'
// $criteria->getOrderBy() = 'pid'

$criteria = new ImmutablePaginationAdapter(
  new PaginationCriteria($page = 1, $itemsPerPage = 50)
);
// $criteria->setItemsPerPage(250);    <- user can try to change it
// $criteria->getItemsPerPage() = 50   <- but he can't actualy do it
// $criteria->getPage() = 1