87 lines
3.0 KiB
PHP
87 lines
3.0 KiB
PHP
<?php
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namespace WapplerSystems\Meilisearch\Domain\Search\Query;
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/***************************************************************
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* Copyright notice
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*
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* (c) 2009-2015 Ingo Renner <ingo@typo3.org>
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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 WapplerSystems\Meilisearch\Domain\Search\Query\ParameterBuilder\ReturnFields;
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use WapplerSystems\Meilisearch\Domain\Search\Query\Helper\EscapeService;
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use WapplerSystems\Meilisearch\System\Configuration\TypoScriptConfiguration;
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use WapplerSystems\Meilisearch\Util;
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/**
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* A query specialized to get search suggestions
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*
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* @author Ingo Renner <ingo@typo3.org>
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*/
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class SuggestQuery extends Query
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{
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/**
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* @var array
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*/
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protected $configuration;
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/**
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* @var string
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*/
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protected $prefix;
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/**
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* SuggestQuery constructor.
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*
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* @param string $keywords
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* @param TypoScriptConfiguration $solrConfiguration
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*/
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public function __construct($keywords, $solrConfiguration = null)
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{
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parent::__construct();
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$keywords = (string)$keywords;
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$solrConfiguration = $solrConfiguration ?? Util::getSolrConfiguration();
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$this->setQuery($keywords);
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$this->configuration = $solrConfiguration->getObjectByPathOrDefault('plugin.tx_meilisearch.suggest.', []);
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if (!empty($this->configuration['treatMultipleTermsAsSingleTerm'])) {
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$this->prefix = EscapeService::escape($keywords);
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} else {
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$matches = [];
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preg_match('/^(:?(.* |))([^ ]+)$/', $keywords, $matches);
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$fullKeywords = trim($matches[2]);
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$partialKeyword = trim($matches[3]);
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$this->setQuery($fullKeywords);
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$this->prefix = EscapeService::escape($partialKeyword);
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}
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$this->getEDisMax()->setQueryAlternative('*:*');
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$this->setFields(ReturnFields::fromString($this->configuration['suggestField'])->getValues());
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$this->addParam('facet', 'on');
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$this->addParam('facet.prefix', $this->prefix);
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$this->addParam('facet.field', $this->configuration['suggestField']);
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$this->addParam('facet.limit', $this->configuration['numberOfSuggestions']);
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$this->addParam('facet.mincount', 1);
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$this->addParam('facet.method', 'enum');
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}
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}
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