111 lines
4.0 KiB
PHP
111 lines
4.0 KiB
PHP
<?php
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namespace WapplerSystems\Meilisearch\ViewHelpers\Document;
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/*
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* This file is part of the TYPO3 CMS project.
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*
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* It is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, either version 2
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* of the License, or any later version.
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*
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* For the full copyright and license information, please read the
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* LICENSE.txt file that was distributed with this source code.
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*
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* The TYPO3 project - inspiring people to share!
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*/
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use WapplerSystems\Meilisearch\Domain\Search\ResultSet\Result\SearchResult;
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use WapplerSystems\Meilisearch\Domain\Search\ResultSet\SearchResultSet;
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use WapplerSystems\Meilisearch\ViewHelpers\AbstractSolrFrontendViewHelper;
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use TYPO3\CMS\Core\Utility\GeneralUtility;
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use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
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use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithRenderStatic;
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/**
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* Class HighlightResultViewHelper
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*
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* @author Frans Saris <frans@beech.it>
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* @author Timo Hund <timo.hund@dkd.de>
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*/
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class HighlightResultViewHelper extends AbstractSolrFrontendViewHelper
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{
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use CompileWithRenderStatic;
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/**
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* @var bool
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*/
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protected $escapeOutput = false;
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/**
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* Initializes the arguments
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*/
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public function initializeArguments()
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{
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parent::initializeArguments();
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$this->registerArgument('resultSet', SearchResultSet::class, 'The context searchResultSet', true);
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$this->registerArgument('document', SearchResult::class, 'The document to highlight', true);
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$this->registerArgument('fieldName', 'string', 'The fieldName', true);
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}
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/**
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* @param array $arguments
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* @param \Closure $renderChildrenClosure
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* @param RenderingContextInterface $renderingContext
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* @return string
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*/
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public static function renderStatic(array $arguments, \Closure $renderChildrenClosure, RenderingContextInterface $renderingContext)
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{
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/** @var $resultSet SearchResultSet */
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$resultSet = $arguments['resultSet'];
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$fieldName = $arguments['fieldName'];
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$document = $arguments['document'];
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$content = self::getHighlightedContent($resultSet, $document, $fieldName);
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return self::escapeEverythingExceptAllowedTags($resultSet, $content);
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}
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/**
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* @param SearchResultSet $resultSet
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* @param $document
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* @param $fieldName
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* @return mixed|string
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*/
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protected static function getHighlightedContent(SearchResultSet $resultSet, $document, $fieldName)
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{
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$fragmentSeparator = $resultSet->getUsedSearchRequest()->getContextTypoScriptConfiguration()->getSearchResultsHighlightingFragmentSeparator();
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$content = call_user_func([$document, 'get' . $fieldName]);
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$highlightedContent = $resultSet->getUsedSearch()->getHighlightedContent();
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if (!empty($highlightedContent->{$document->getId()}->{$fieldName}[0])) {
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$content = implode(' ' . $fragmentSeparator . ' ', $highlightedContent->{$document->getId()}->{$fieldName});
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return $content;
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}
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return $content;
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}
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/**
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* @param SearchResultSet $resultSet
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* @param $content
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* @return string
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*/
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protected static function escapeEverythingExceptAllowedTags(SearchResultSet $resultSet, $content)
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{
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$wrap = $resultSet->getUsedSearchRequest()->getContextTypoScriptConfiguration()->getSearchResultsHighlightingWrap();
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if ($wrap === '') {
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return htmlspecialchars($content);
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}
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$wrapParts = GeneralUtility::trimExplode("|", $wrap);
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if (count($wrapParts) !== 2) {
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return htmlspecialchars($content);
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}
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$substitutedContent = str_replace($wrapParts[0], '___highlight_begin___', $content);
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$substitutedContent = str_replace($wrapParts[1], '___highlight_end___', $substitutedContent);
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$output = htmlspecialchars($substitutedContent);
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$output = str_replace('___highlight_begin___', $wrapParts[0], $output);
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$output = str_replace('___highlight_end___', $wrapParts[1], $output);
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return $output;
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}
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}
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