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<?php |
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namespace ApacheSolrForTypo3\Solr\Domain\Search\ResultSet\Facets\OptionBased\Options; |
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/* |
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* This file is part of the TYPO3 CMS project. |
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* |
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* It is free software; you can redistribute it and/or modify it under |
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* the terms of the GNU General Public License, either version 2 |
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* of the License, or any later version. |
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* |
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* For the full copyright and license information, please read the |
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* LICENSE.txt file that was distributed with this source code. |
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* |
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* The TYPO3 project - inspiring people to share! |
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*/ |
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use ApacheSolrForTypo3\Solr\Domain\Search\ResultSet\Facets\AbstractFacetParser; |
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use ApacheSolrForTypo3\Solr\Domain\Search\ResultSet\SearchResultSet; |
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use ApacheSolrForTypo3\Solr\System\Solr\ResponseAdapter; |
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use TYPO3\CMS\Core\Utility\GeneralUtility; |
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use TYPO3\CMS\Extbase\SignalSlot\Dispatcher; |
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/** |
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* Class OptionsFacetParser |
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*/ |
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class OptionsFacetParser extends AbstractFacetParser |
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{ |
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/** |
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* @var Dispatcher |
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*/ |
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protected $dispatcher; |
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/** |
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* @param Dispatcher $dispatcher |
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*/ |
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public function injectDispatcher(Dispatcher $dispatcher) |
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{ |
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$this->dispatcher = $dispatcher; |
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} |
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/** |
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* @param SearchResultSet $resultSet |
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* @param string $facetName |
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* @param array $facetConfiguration |
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* @return OptionsFacet|null |
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*/ |
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public function parse(SearchResultSet $resultSet, $facetName, array $facetConfiguration) |
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{ |
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$response = $resultSet->getResponse(); |
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$fieldName = $facetConfiguration['field']; |
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$label = $this->getPlainLabelOrApplyCObject($facetConfiguration); |
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$optionsFromSolrResponse = $this->getOptionsFromSolrResponse($facetName, $response); |
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$metricsFromSolrResponse = $this->getMetricsFromSolrResponse($facetName, $response); |
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$optionsFromRequest = $this->getActiveFacetValuesFromRequest($resultSet, $facetName); |
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$hasOptionsInResponse = !empty($optionsFromSolrResponse); |
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$hasSelectedOptionsInRequest = count($optionsFromRequest) > 0; |
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$hasNoOptionsToShow = !$hasOptionsInResponse && !$hasSelectedOptionsInRequest; |
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$hideEmpty = !$resultSet->getUsedSearchRequest()->getContextTypoScriptConfiguration()->getSearchFacetingShowEmptyFacetsByName($facetName); |
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if ($hasNoOptionsToShow && $hideEmpty) { |
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return null; |
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} |
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/** @var $facet OptionsFacet */ |
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$facet = $this->objectManager->get( |
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OptionsFacet::class, |
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$resultSet, |
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$facetName, |
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$fieldName, |
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$label, |
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$facetConfiguration |
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); |
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$hasActiveOptions = count($optionsFromRequest) > 0; |
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$facet->setIsUsed($hasActiveOptions); |
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$facet->setIsAvailable($hasOptionsInResponse); |
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$optionsToCreate = $this->getMergedFacetValueFromSearchRequestAndSolrResponse($optionsFromSolrResponse, $optionsFromRequest); |
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foreach ($optionsToCreate as $optionsValue => $count) { |
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if ($this->getIsExcludedFacetValue($optionsValue, $facetConfiguration)) { |
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continue; |
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} |
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$isOptionsActive = in_array($optionsValue, $optionsFromRequest); |
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$label = $this->getLabelFromRenderingInstructions($optionsValue, $count, $facetName, $facetConfiguration); |
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$facet->addOption($this->objectManager->get(Option::class, $facet, $label, $optionsValue, $count, $isOptionsActive, $metricsFromSolrResponse[$optionsValue])); |
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} |
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// after all options have been created we apply a manualSortOrder if configured |
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// the sortBy (lex,..) is done by the solr server and triggered by the query, therefore it does not |
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// need to be handled in the frontend. |
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$this->applyManualSortOrder($facet, $facetConfiguration); |
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$this->applyReverseOrder($facet, $facetConfiguration); |
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if(!is_null($this->dispatcher)) { |
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$this->dispatcher->dispatch(__CLASS__, 'optionsParsed', [&$facet, $facetConfiguration]); |
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} |
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return $facet; |
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} |
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/** |
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* @param string $facetName |
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* @param ResponseAdapter $response |
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* @return array |
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*/ |
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protected function getOptionsFromSolrResponse($facetName, ResponseAdapter $response) |
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{ |
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$optionsFromSolrResponse = []; |
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if (!isset($response->facets->{$facetName})) { |
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return $optionsFromSolrResponse; |
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} |
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foreach ($response->facets->{$facetName}->buckets as $bucket) { |
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$optionValue = $bucket->val; |
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$optionCount = $bucket->count; |
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$optionsFromSolrResponse[$optionValue] = $optionCount; |
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} |
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return $optionsFromSolrResponse; |
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} |
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/** |
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* @param string $facetName |
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* @param ResponseAdapter $response |
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* @return array |
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*/ |
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protected function getMetricsFromSolrResponse($facetName, ResponseAdapter $response) |
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{ |
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$metricsFromSolrResponse = []; |
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if (!isset($response->facets->{$facetName}->buckets)) { |
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return []; |
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} |
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foreach ($response->facets->{$facetName}->buckets as $bucket) { |
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$bucketVariables = get_object_vars($bucket); |
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foreach ($bucketVariables as $key => $value) { |
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if (strpos($key, 'metrics_') === 0) { |
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$metricsKey = str_replace('metrics_', '', $key); |
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$metricsFromSolrResponse[$bucket->val][$metricsKey] = $value; |
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} |
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} |
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} |
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return $metricsFromSolrResponse; |
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} |
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} |
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timohund /
ext-solr
