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Classes/Query/Modifier/Elevation.php

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+<?php
+namespace WapplerSystems\Meilisearch\Query\Modifier;
+
+/***************************************************************
+ *  Copyright notice
+ *
+ *  (c) 2014-2015 Ingo Renner <ingo@typo3.org>
+ *  All rights reserved
+ *
+ *  This script is part of the TYPO3 project. The TYPO3 project is
+ *  free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  The GNU General Public License can be found at
+ *  http://www.gnu.org/copyleft/gpl.html.
+ *
+ *  This script is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  This copyright notice MUST APPEAR in all copies of the script!
+ ***************************************************************/
+
+use WapplerSystems\Meilisearch\Domain\Search\Query\QueryBuilder;
+use WapplerSystems\Meilisearch\Domain\Search\Query\Query;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+
+/**
+ * Enables query elevation
+ *
+ * @author Ingo Renner <ingo@typo3.org>
+ */
+class Elevation implements Modifier
+{
+
+    /**
+     * @var QueryBuilder
+     */
+    protected $queryBuilder;
+
+    /**
+     * Elevation constructor.
+     * @param QueryBuilder|null $builder
+     */
+    public function __construct(QueryBuilder $builder = null)
+    {
+        $this->queryBuilder = $builder ?? GeneralUtility::makeInstance(QueryBuilder::class);
+    }
+
+    /**
+     * Enables the query's elevation mode.
+     *
+     * @param Query $query The query to modify
+     * @return Query The modified query with enabled elevation mode
+     */
+    public function modifyQuery(Query $query)
+    {
+        $query = $this->queryBuilder->startFrom($query)->useElevationFromTypoScript()->getQuery();
+        return $query;
+    }
+}