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<?php declare(strict_types = 1); |
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namespace ApacheSolrForTypo3\Solr\Domain\Search\FrequentSearches; |
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/*************************************************************** |
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* Copyright notice |
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* |
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* (c) 2015-2016 Timo Schmidt <[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\Domain\Search\Statistics\StatisticsRepository; |
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use ApacheSolrForTypo3\Solr\System\Configuration\TypoScriptConfiguration; |
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use ApacheSolrForTypo3\Solr\Util; |
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use TYPO3\CMS\Core\Cache\Frontend\AbstractFrontend; |
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use TYPO3\CMS\Core\Utility\GeneralUtility; |
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use TYPO3\CMS\Frontend\Controller\TypoScriptFrontendController; |
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/** |
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* The FrequentSearchesService is used to retrieve the frequent searches from the database or cache. |
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* |
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* @author Dimitri Ebert <[email protected]> |
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* @author Timo Schmidt <[email protected]> |
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*/ |
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class FrequentSearchesService |
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{ |
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/** |
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* Instance of the caching frontend used to cache this command's output. |
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* |
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* @var AbstractFrontend |
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*/ |
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protected $cache; |
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/** |
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* @var TypoScriptFrontendController |
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*/ |
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protected $tsfe; |
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/** |
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* @var StatisticsRepository |
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*/ |
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protected $statisticsRepository; |
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/** |
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* @var TypoScriptConfiguration |
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*/ |
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protected $configuration; |
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/** |
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* @param TypoScriptConfiguration $typoscriptConfiguration |
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* @param AbstractFrontend $cache |
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* @param TypoScriptFrontendController $tsfe |
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* @param StatisticsRepository $statisticsRepository |
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*/ |
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public function __construct(TypoScriptConfiguration $typoscriptConfiguration, AbstractFrontend $cache, TypoScriptFrontendController $tsfe, StatisticsRepository $statisticsRepository = null) |
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{ |
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$this->configuration = $typoscriptConfiguration; |
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$this->cache = $cache; |
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$this->tsfe = $tsfe; |
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$this->statisticsRepository = $statisticsRepository ?? GeneralUtility::makeInstance(StatisticsRepository::class); |
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} |
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/** |
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* Generates an array with terms and hits |
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* |
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* @return array Tags as array with terms and hits |
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*/ |
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public function getFrequentSearchTerms() : array |
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{ |
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$frequentSearchConfiguration = $this->configuration->getSearchFrequentSearchesConfiguration(); |
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$identifier = $this->getCacheIdentifier($frequentSearchConfiguration); |
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if ($this->cache->has($identifier)) { |
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$terms = $this->cache->get($identifier); |
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} else { |
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$terms = $this->getFrequentSearchTermsFromStatistics($frequentSearchConfiguration); |
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if ($frequentSearchConfiguration['sortBy'] === 'hits') { |
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arsort($terms); |
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} else { |
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ksort($terms); |
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} |
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$lifetime = null; |
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if (isset($frequentSearchConfiguration['cacheLifetime'])) { |
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$lifetime = intval($frequentSearchConfiguration['cacheLifetime']); |
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} |
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$this->cache->set($identifier, $terms, [], $lifetime); |
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} |
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return $terms; |
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} |
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/** |
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* Gets frequent search terms from the statistics tracking table. |
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* |
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* @param array $frequentSearchConfiguration |
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* @return array Array of frequent search terms, keys are the terms, values are hits |
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*/ |
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protected function getFrequentSearchTermsFromStatistics(array $frequentSearchConfiguration) : array |
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{ |
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$terms = []; |
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if ($frequentSearchConfiguration['select.']['checkRootPageId']) { |
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$checkRootPidWhere = 'root_pid = ' . $this->tsfe->tmpl->rootLine[0]['uid']; |
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} else { |
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$checkRootPidWhere = '1'; |
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} |
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if ($frequentSearchConfiguration['select.']['checkLanguage']) { |
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$checkLanguageWhere = ' AND language =' . Util::getLanguageUid(); |
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} else { |
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$checkLanguageWhere = ''; |
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} |
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$frequentSearchConfiguration['select.']['ADD_WHERE'] = $checkRootPidWhere . |
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$checkLanguageWhere . ' ' . |
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$frequentSearchConfiguration['select.']['ADD_WHERE']; |
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$frequentSearchTerms = $this->statisticsRepository->getFrequentSearchTermsFromStatisticsByFrequentSearchConfiguration($frequentSearchConfiguration); |
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if (!is_array($frequentSearchTerms)) { |
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return $terms; |
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} |
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foreach ($frequentSearchTerms as $term) { |
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$cleanedTerm = html_entity_decode($term['search_term'], ENT_QUOTES, 'UTF-8'); |
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$terms[$cleanedTerm] = $term['hits']; |
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} |
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return $terms; |
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} |
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/** |
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* @param array $frequentSearchConfiguration |
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* @return string |
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*/ |
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protected function getCacheIdentifier(array $frequentSearchConfiguration) : string |
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{ |
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// Use configuration as cache identifier |
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$identifier = 'frequentSearchesTags'; |
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if ($frequentSearchConfiguration['select.']['checkRootPageId']) { |
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$identifier .= '_RP' . (int)$this->tsfe->tmpl->rootLine[0]['uid']; |
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} |
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if ($frequentSearchConfiguration['select.']['checkLanguage']) { |
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$identifier .= '_L' . Util::getLanguageUid(); |
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} |
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$identifier .= '_' . md5(serialize($frequentSearchConfiguration)); |
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return $identifier; |
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} |
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} |
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TYPO3-Solr /
ext-solr
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