127 lines
4.3 KiB
PHP
127 lines
4.3 KiB
PHP
<?php
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namespace WapplerSystems\Meilisearch;
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/***************************************************************
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* Copyright notice
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*
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* (c) 2011-2015 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\System\Configuration\TypoScriptConfiguration;
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use WapplerSystems\Meilisearch\System\ContentObject\ContentObjectService;
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use WapplerSystems\Meilisearch\System\Solr\Document\Document;
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use TYPO3\CMS\Core\Utility\GeneralUtility;
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/**
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* Additional fields indexer.
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*
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* @todo Move this to an Index Queue frontend helper
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*
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* Adds page document fields as configured in
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* plugin.tx_meilisearch.index.additionalFields.
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*
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* @author Ingo Renner <ingo@typo3.org>
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*/
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class AdditionalFieldsIndexer implements SubstitutePageIndexer
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{
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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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* @var array
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*/
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protected $additionalIndexingFields = [];
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/**
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* @var array
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*/
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protected $additionalFieldNames = [];
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/**
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* @var ContentObjectService
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*/
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protected $contentObjectService = null;
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/**
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* @param TypoScriptConfiguration $configuration
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* @param ContentObjectService $contentObjectService
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*/
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public function __construct(TypoScriptConfiguration $configuration = null, ContentObjectService $contentObjectService = null)
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{
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$this->configuration = $configuration === null ? Util::getSolrConfiguration() : $configuration;
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$this->additionalIndexingFields = $this->configuration->getIndexAdditionalFieldsConfiguration();
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$this->additionalFieldNames = $this->configuration->getIndexMappedAdditionalFieldNames();
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$this->contentObjectService = $contentObjectService === null ? GeneralUtility::makeInstance(ContentObjectService::class) : $contentObjectService;
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}
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/**
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* Returns a substitute document for the currently being indexed page.
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*
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* Uses the original document and adds fields as defined in
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* plugin.tx_meilisearch.index.additionalFields.
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*
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* @param Document $pageDocument The original page document.
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* @return Document A Apache Solr Document object that replace the default page document
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*/
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public function getPageDocument(Document $pageDocument)
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{
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$substitutePageDocument = clone $pageDocument;
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$additionalFields = $this->getAdditionalFields();
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foreach ($additionalFields as $fieldName => $fieldValue) {
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if (!isset($pageDocument->{$fieldName})) {
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// making sure we only _add_ new fields
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$substitutePageDocument->setField($fieldName, $fieldValue);
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}
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}
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return $substitutePageDocument;
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}
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/**
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* Gets the additional fields as an array mapping field names to values.
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*
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* @return array An array mapping additional field names to their values.
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*/
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protected function getAdditionalFields()
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{
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$additionalFields = [];
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foreach ($this->additionalFieldNames as $additionalFieldName) {
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$additionalFields[$additionalFieldName] = $this->getFieldValue($additionalFieldName);
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}
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return $additionalFields;
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}
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/**
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* Uses the page's cObj instance to resolve the additional field's value.
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*
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* @param string $fieldName The name of the field to get.
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* @return string The field's value.
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*/
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protected function getFieldValue($fieldName)
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{
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return $this->contentObjectService->renderSingleContentObjectByArrayAndKey($this->additionalIndexingFields, $fieldName);
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}
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}
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