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<?php |
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namespace ApacheSolrForTypo3\Solr\Domain\Search; |
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/*************************************************************** |
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* Copyright notice |
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* |
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* (c) 2017 Timo Hund <[email protected]> |
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* All rights reserved |
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* |
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* This script is part of the TYPO3 project. The TYPO3 project is |
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* free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* The GNU General Public License can be found at |
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* http://www.gnu.org/copyleft/gpl.html. |
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* |
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* This script is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* This copyright notice MUST APPEAR in all copies of the script! |
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***************************************************************/ |
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use ApacheSolrForTypo3\Solr\System\Configuration\TypoScriptConfiguration; |
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use ApacheSolrForTypo3\Solr\System\Session\FrontendUserSession; |
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use TYPO3\CMS\Core\Utility\GeneralUtility; |
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/** |
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* The SearchRequestBuilder is responsible to build a valid SearchRequest. |
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*/ |
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class SearchRequestBuilder |
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{ |
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/** |
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* @var TypoScriptConfiguration |
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*/ |
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protected $typoScriptConfiguration; |
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/** |
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* @var FrontendUserSession |
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*/ |
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protected $session = null; |
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/** |
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* SearchRequestBuilder constructor. |
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* @param TypoScriptConfiguration $typoScriptConfiguration |
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* @param FrontendUserSession $frontendUserSession |
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*/ |
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public function __construct(TypoScriptConfiguration $typoScriptConfiguration, FrontendUserSession $frontendUserSession = null) |
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{ |
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$this->typoScriptConfiguration = $typoScriptConfiguration; |
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$this->session = $frontendUserSession ?? GeneralUtility::makeInstance(FrontendUserSession::class); |
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} |
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/** |
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* @param array $controllerArguments |
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* @param int $pageId |
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* @param int $languageId |
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* @return SearchRequest |
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*/ |
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public function buildForSearch(array $controllerArguments, $pageId, $languageId) |
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{ |
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$controllerArguments = $this->adjustPageArgumentToPositiveInteger($controllerArguments); |
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/** @var $searchRequest SearchRequest */ |
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$argumentsNamespace = $this->typoScriptConfiguration->getSearchPluginNamespace(); |
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$searchRequest = $this->getRequest([$argumentsNamespace => $controllerArguments], $pageId, $languageId); |
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$searchRequest = $this->applyPassedResultsPerPage($searchRequest); |
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return $searchRequest; |
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} |
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/** |
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* Checks if the passed resultsPerPageValue is valid and applies it. If the perPage value was changed it is stored in |
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* the session and the current page is set to 0, since the pagination should start from the beginning then. |
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* |
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* @param SearchRequest $searchRequest |
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* @return SearchRequest |
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*/ |
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protected function applyPassedResultsPerPage(SearchRequest $searchRequest) |
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{ |
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$requestedPerPage = $searchRequest->getResultsPerPage(); |
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$perPageSwitchOptions = $this->typoScriptConfiguration->getSearchResultsPerPageSwitchOptionsAsArray(); |
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if (isset($requestedPerPage) && in_array($requestedPerPage, $perPageSwitchOptions)) { |
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$this->session->setPerPage($requestedPerPage); |
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$searchRequest->setPage(0); |
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} |
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$defaultResultsPerPage = $this->typoScriptConfiguration->getSearchResultsPerPage(); |
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$currentNumberOfResultsShown = $defaultResultsPerPage; |
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if ($this->session->getHasPerPage()) { |
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$sessionResultPerPage = $this->session->getPerPage(); |
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if (in_array($sessionResultPerPage, $perPageSwitchOptions)) { |
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$currentNumberOfResultsShown = (int)$sessionResultPerPage; |
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} |
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} |
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if ($this->shouldHideResultsFromInitialSearch($searchRequest)) { |
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// initialize search with an empty query, which would by default return all documents |
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// anyway, tell Solr to not return any result documents |
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// Solr will still return facets though |
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$currentNumberOfResultsShown = 0; |
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} |
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$searchRequest->setResultsPerPage($currentNumberOfResultsShown); |
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return $searchRequest; |
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} |
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/** |
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* Checks it the results should be hidden in the response. |
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* |
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* @param SearchRequest $searchRequest |
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* @return bool |
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*/ |
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protected function shouldHideResultsFromInitialSearch(SearchRequest $searchRequest) |
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{ |
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return ($this->typoScriptConfiguration->getSearchInitializeWithEmptyQuery() || |
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$this->typoScriptConfiguration->getSearchInitializeWithQuery()) && |
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!$this->typoScriptConfiguration->getSearchShowResultsOfInitialEmptyQuery() && |
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!$this->typoScriptConfiguration->getSearchShowResultsOfInitialQuery() && |
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$searchRequest->getRawUserQueryIsNull(); |
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} |
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/** |
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* @param int $pageId |
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* @param int $languageId |
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* @return SearchRequest |
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*/ |
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public function buildForFrequentSearches($pageId, $languageId) |
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{ |
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/** @var $searchRequest SearchRequest */ |
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$searchRequest = $this->getRequest([], $pageId, $languageId); |
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return $searchRequest; |
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} |
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/** |
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* @param array $controllerArguments |
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* @param string $rawUserQuery |
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* @param int $pageId |
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* @param int $languageId |
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* @return SearchRequest |
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*/ |
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public function buildForSuggest(array $controllerArguments, $rawUserQuery, $pageId, $languageId) |
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{ |
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$controllerArguments['page'] = 0; |
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$controllerArguments['q'] = $rawUserQuery; |
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$argumentsNamespace = $this->typoScriptConfiguration->getSearchPluginNamespace(); |
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return $this->getRequest(['q' => $rawUserQuery, $argumentsNamespace => $controllerArguments], $pageId, $languageId); |
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} |
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/** |
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* Creates an instance of the SearchRequest. |
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* |
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* @param array $requestArguments |
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* @param int $pageId |
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* @param int $languageId |
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* @return SearchRequest |
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*/ |
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protected function getRequest(array $requestArguments = [], $pageId = 0, $languageId = 0) |
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{ |
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$searchRequest = GeneralUtility::makeInstance(SearchRequest::class, |
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/** @scrutinizer ignore-type */ $requestArguments, |
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/** @scrutinizer ignore-type */ $pageId, |
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/** @scrutinizer ignore-type */ $languageId, |
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/** @scrutinizer ignore-type */ $this->typoScriptConfiguration); |
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return $searchRequest; |
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} |
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/** |
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* This methods sets the page argument to an expected positive integer value in the arguments array. |
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* |
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* @param array $arguments |
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* @return array |
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*/ |
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protected function adjustPageArgumentToPositiveInteger(array $arguments) |
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{ |
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$page = isset($arguments['page']) ? intval($arguments['page']) : 0; |
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$arguments['page'] = max($page, 0); |
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return $arguments; |
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} |
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} |
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TYPO3-Solr /
ext-solr
