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<?php |
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namespace ApacheSolrForTypo3\Solr\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 ApacheSolrForTypo3\Solr\Domain\Search\ResultSet\SearchResultSet; |
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use ApacheSolrForTypo3\Solr\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 <[email protected]> |
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* @author Timo Hund <[email protected]> |
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* @package ApacheSolrForTypo3\Solr\ViewHelpers\Document |
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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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$this->registerArgument('document', \Apache_Solr_Document::class, 'The document to highlight', true); |
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$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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timohund /
ext-solr
