118 lines
3.4 KiB
PHP
118 lines
3.4 KiB
PHP
<?php
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namespace WapplerSystems\Meilisearch\Domain\Search\Query\ParameterBuilder;
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/***************************************************************
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* Copyright notice
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*
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* (c) 2017 <timo.hund@dkd.de>
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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\AbstractQueryBuilder;
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use TYPO3\CMS\Core\Utility\GeneralUtility;
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/**
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* The QueryFields class holds all information for the query which fields should be used to query (Meilisearch qf parameter).
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*/
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class QueryFields implements ParameterBuilder
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{
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/**
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* @var array
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*/
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protected $queryFields = [];
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/**
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* QueryFields constructor.
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*
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* @param array $queryFields
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*/
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public function __construct(array $queryFields = [])
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{
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$this->queryFields = $queryFields;
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}
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/**
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* @param string $fieldName
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* @param float $boost
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*/
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public function set($fieldName, $boost = 1.0)
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{
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$this->queryFields[$fieldName] = (float)$boost;
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}
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/**
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* Creates the string representation
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*
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* @param string $delimiter
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* @return string
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*/
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public function toString($delimiter = ' ') {
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$queryFieldString = '';
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foreach ($this->queryFields as $fieldName => $fieldBoost) {
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$queryFieldString .= $fieldName;
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if ($fieldBoost != 1.0) {
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$queryFieldString .= '^' . number_format($fieldBoost, 1, '.', '');
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}
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$queryFieldString .= $delimiter;
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}
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return rtrim($queryFieldString, $delimiter);
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}
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/**
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* Parses the string representation of the queryFields (e.g. content^100, title^10) to the object representation.
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*
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* @param string $queryFieldsString
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* @param string $delimiter
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* @return QueryFields
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*/
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public static function fromString($queryFieldsString, $delimiter = ',') {
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$fields = GeneralUtility::trimExplode($delimiter, $queryFieldsString, true);
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$queryFields = [];
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foreach ($fields as $field) {
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$fieldNameAndBoost = explode('^', $field);
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$boost = 1.0;
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if (isset($fieldNameAndBoost[1])) {
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$boost = floatval($fieldNameAndBoost[1]);
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}
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$fieldName = $fieldNameAndBoost[0];
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$queryFields[$fieldName] = $boost;
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}
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return new QueryFields($queryFields);
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}
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/**
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* @param AbstractQueryBuilder $parentBuilder
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* @return AbstractQueryBuilder
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*/
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public function build(AbstractQueryBuilder $parentBuilder): AbstractQueryBuilder
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{
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$parentBuilder->getQuery()->getEDisMax()->setQueryFields($this->toString());
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return $parentBuilder;
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}
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}
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