search_core/Classes/Domain/Search/SearchService.php

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<?php
namespace Codappix\SearchCore\Domain\Search;
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/*
* Copyright (C) 2016 Daniel Siepmann <coding@daniel-siepmann.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
use Codappix\SearchCore\Configuration\ConfigurationContainerInterface;
use Codappix\SearchCore\Configuration\InvalidArgumentException;
use Codappix\SearchCore\Connection\ConnectionInterface;
use Codappix\SearchCore\Connection\SearchRequestInterface;
use Codappix\SearchCore\Connection\SearchResultInterface;
use Codappix\SearchCore\DataProcessing\Service as DataProcessorService;
use Codappix\SearchCore\Domain\Model\FacetRequest;
use Codappix\SearchCore\Domain\Model\SearchResult;
use TYPO3\CMS\Core\Utility\ArrayUtility;
use TYPO3\CMS\Extbase\Object\ObjectManagerInterface;
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/**
* Service to process a search request.
*/
class SearchService
{
/**
* @var ConnectionInterface
*/
protected $connection;
/**
* @var ConfigurationContainerInterface
*/
protected $configuration;
/**
* @var ObjectManagerInterface
*/
protected $objectManager;
/**
* @var DataProcessorService
*/
protected $dataProcessorService;
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/**
* @param ConnectionInterface $connection
* @param ConfigurationContainerInterface $configuration
* @param ObjectManagerInterface $objectManager
* @param DataProcessorService $dataProcessorService
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*/
public function __construct(
ConnectionInterface $connection,
ConfigurationContainerInterface $configuration,
ObjectManagerInterface $objectManager,
DataProcessorService $dataProcessorService
) {
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$this->connection = $connection;
$this->configuration = $configuration;
$this->objectManager = $objectManager;
$this->dataProcessorService = $dataProcessorService;
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}
/**
* @param SearchRequestInterface $searchRequest
* @return SearchResultInterface
*/
public function search(SearchRequestInterface $searchRequest)
{
$this->addSize($searchRequest);
$this->addConfiguredFacets($searchRequest);
$this->addConfiguredFilters($searchRequest);
// Add connection to request to enable paginate widget support
$searchRequest->setConnection($this->connection);
$searchRequest->setSearchService($this);
return $this->processResult($this->connection->search($searchRequest));
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}
/**
* Add configured size of search result items to request.
*
* @param SearchRequestInterface $searchRequest
*/
protected function addSize(SearchRequestInterface $searchRequest)
{
$searchRequest->setLimit(
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$this->configuration->getIfExists('searching.size') ?: 10
);
}
/**
* Add facets from configuration to request.
*
* @param SearchRequestInterface $searchRequest
*/
protected function addConfiguredFacets(SearchRequestInterface $searchRequest)
{
$facetsConfig = $this->configuration->getIfExists('searching.facets');
if ($facetsConfig === null) {
return;
}
foreach ($facetsConfig as $identifier => $facetConfig) {
$searchRequest->addFacet($this->objectManager->get(
FacetRequest::class,
$identifier,
$facetConfig
));
}
}
/**
* Add filters from configuration, e.g. flexform or TypoScript.
*
* @param SearchRequestInterface $searchRequest
*/
protected function addConfiguredFilters(SearchRequestInterface $searchRequest)
{
try {
$filter = $searchRequest->getFilter();
ArrayUtility::mergeRecursiveWithOverrule(
$filter,
$this->configuration->get('searching.filter'),
true,
false
);
$searchRequest->setFilter($filter);
} catch (InvalidArgumentException $e) {
// Nothing todo, no filter configured.
}
}
/**
* Processes the result, e.g. applies configured data processing to result.
*/
public function processResult(SearchResultInterface $searchResult) : SearchResultInterface
{
try {
$newSearchResultItems = [];
foreach ($this->configuration->get('searching.dataProcessing') as $configuration) {
foreach ($searchResult as $resultItem) {
$newSearchResultItems[] = $this->dataProcessorService->executeDataProcessor(
$configuration,
$resultItem->getPlainData()
);
}
}
return $this->objectManager->get(
SearchResult::class,
$searchResult,
$newSearchResultItems
);
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} catch (InvalidArgumentException $e) {
return $searchResult;
}
}
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}