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<?php |
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/** |
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* (c) Kitodo. Key to digital objects e.V. <[email protected]> |
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* |
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* This file is part of the Kitodo and TYPO3 projects. |
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* |
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* @license GNU General Public License version 3 or later. |
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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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namespace Kitodo\Dlf\Common; |
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use Kitodo\Dlf\Common\Solr\Solr; |
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use Kitodo\Dlf\Domain\Repository\DocumentRepository; |
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use Kitodo\Dlf\Domain\Model\Document; |
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use Kitodo\Dlf\Validation\DocumentValidator; |
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use Solarium\Core\Query\DocumentInterface; |
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use Solarium\QueryType\Update\Query\Query; |
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use Symfony\Component\Console\Input\InputInterface; |
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use TYPO3\CMS\Core\Configuration\ExtensionConfiguration; |
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use TYPO3\CMS\Core\Database\ConnectionPool; |
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use TYPO3\CMS\Core\Messaging\FlashMessage; |
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use TYPO3\CMS\Core\Utility\GeneralUtility; |
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use TYPO3\CMS\Core\Utility\MathUtility; |
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use TYPO3\CMS\Core\Core\Environment; |
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/** |
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* Indexer class for the 'dlf' extension |
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* |
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* @package TYPO3 |
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* @subpackage dlf |
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* |
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* @access public |
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*/ |
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class Indexer |
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{ |
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/** |
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* @access public |
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* @static |
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* @var string The extension key |
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*/ |
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public static string $extKey = 'dlf'; |
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/** |
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* @access protected |
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* @static |
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* @var array Array of metadata fields' configuration |
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* |
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* @see loadIndexConf() |
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*/ |
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protected static array $fields = [ |
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'autocomplete' => [], |
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'facets' => [], |
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'sortables' => [], |
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'indexed' => [], |
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'stored' => [], |
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'tokenized' => [] |
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]; |
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/** |
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* @access protected |
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* @static |
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* @var bool Is the index configuration loaded? |
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* |
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* @see $fields |
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*/ |
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protected static bool $fieldsLoaded = false; |
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/** |
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* @access protected |
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* @static |
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* @var array List of already processed documents |
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*/ |
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protected static array $processedDocs = []; |
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/** |
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* @access protected |
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* @static |
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* @var Solr Instance of Solr class |
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*/ |
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protected static Solr $solr; |
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/** |
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* Insert given document into Solr index |
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* |
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* @access public |
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* |
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* @static |
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* |
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* @param Document $document The document to add |
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* @param DocumentRepository $documentRepository The document repository for search of parent |
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* @param bool $softCommit If true, documents are just added by a soft commit to the index |
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* |
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* @return bool true on success or false on failure |
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*/ |
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public static function add(Document $document, DocumentRepository $documentRepository, bool $softCommit = false): bool |
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{ |
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if (in_array($document->getUid(), self::$processedDocs)) { |
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return true; |
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} elseif (self::solrConnect($document->getSolrcore(), $document->getPid())) { |
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$success = true; |
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Helper::getLanguageService()->includeLLFile('EXT:dlf/Resources/Private/Language/locallang_be.xlf'); |
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// Handle multi-volume documents. |
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$parentId = $document->getPartof(); |
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if ($parentId) { |
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// get parent document |
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$parent = $documentRepository->findByUid($parentId); |
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if ($parent) { |
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// get XML document of parent |
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$doc = AbstractDocument::getInstance($parent->getLocation(), ['storagePid' => $parent->getPid()], true); |
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if ($doc !== null) { |
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$parent->setCurrentDocument($doc); |
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$success = self::add($parent, $documentRepository); |
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} else { |
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Helper::log('Could not load parent document with UID ' . $document->getCurrentDocument()->parentId, LOG_SEVERITY_ERROR); |
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return false; |
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} |
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} |
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} |
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try { |
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// Add document to list of processed documents. |
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self::$processedDocs[] = $document->getUid(); |
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// Delete old Solr documents. |
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self::deleteDocument('uid', (string) $document->getUid()); |
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// Index every logical unit as separate Solr document. |
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foreach ($document->getCurrentDocument()->tableOfContents as $logicalUnit) { |
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if ($success) { |
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$success = self::processLogical($document, $logicalUnit); |
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} else { |
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break; |
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} |
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} |
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// Index full text files if available. |
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if ($document->getCurrentDocument()->hasFulltext) { |
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foreach ($document->getCurrentDocument()->physicalStructure as $pageNumber => $xmlId) { |
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if ($success) { |
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$success = self::processPhysical($document, $pageNumber, $document->getCurrentDocument()->physicalStructureInfo[$xmlId]); |
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} else { |
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break; |
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} |
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} |
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} |
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// Commit all changes. |
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$updateQuery = self::$solr->service->createUpdate(); |
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$updateQuery->addCommit($softCommit); |
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self::$solr->service->update($updateQuery); |
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if (!(Environment::isCli())) { |
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if ($success) { |
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self::addMessage( |
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sprintf(Helper::getLanguageService()->getLL('flash.documentIndexed'), $document->getTitle(), $document->getUid()), |
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'flash.done', |
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FlashMessage::OK |
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); |
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} else { |
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self::addErrorMessage(sprintf(Helper::getLanguageService()->getLL('flash.documentNotIndexed'), $document->getTitle(), $document->getUid())); |
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} |
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} |
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return $success; |
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} catch (\Exception $e) { |
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self::handleException($e->getMessage()); |
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return false; |
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} |
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} else { |
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if (!(Environment::isCli())) { |
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self::addMessage( |
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Helper::getLanguageService()->getLL('flash.solrNoConnection'), |
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'flash.warning', |
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FlashMessage::WARNING |
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); |
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} |
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Helper::log('Could not connect to Apache Solr server', LOG_SEVERITY_ERROR); |
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return false; |
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} |
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} |
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/** |
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* Delete document from Solr index |
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* |
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* @access public |
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* |
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* @static |
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* |
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* @param InputInterface $input The input parameters |
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* @param string $field by which document should be removed |
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* @param int $solrCoreUid UID of the SolrCore |
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* @param bool $softCommit If true, documents are just deleted from the index by a soft commit |
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* |
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* @return bool true on success or false on failure |
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*/ |
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public static function delete(InputInterface $input, string $field, int $solrCoreUid, bool $softCommit = false): bool |
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{ |
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if (self::solrConnect($solrCoreUid, $input->getOption('pid'))) { |
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try { |
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self::deleteDocument($field, $input->getOption('doc'), $softCommit); |
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return true; |
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} catch (\Exception $e) { |
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if (!(Environment::isCli())) { |
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Helper::addMessage( |
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Helper::getLanguageService()->getLL('flash.solrException') . ' ' . htmlspecialchars($e->getMessage()), |
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Helper::getLanguageService()->getLL('flash.error'), |
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FlashMessage::ERROR, |
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true, |
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'core.template.flashMessages' |
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); |
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} |
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Helper::log('Apache Solr threw exception: "' . $e->getMessage() . '"', LOG_SEVERITY_ERROR); |
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return false; |
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} |
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} |
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Helper::log('Document not deleted from SOLR - problem with the connection to the SOLR core ' . $solrCoreUid, LOG_SEVERITY_ERROR); |
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return false; |
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} |
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/** |
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* Returns the dynamic index field name for the given metadata field. |
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* |
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* @access public |
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* |
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* @static |
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* |
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* @param string $indexName The metadata field's name in database |
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* @param int $pid UID of the configuration page |
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* |
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* @return string The field's dynamic index name |
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*/ |
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public static function getIndexFieldName(string $indexName, int $pid = 0): string |
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{ |
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// Sanitize input. |
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$pid = max((int) $pid, 0); |
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if (!$pid) { |
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Helper::log('Invalid PID ' . $pid . ' for metadata configuration', LOG_SEVERITY_ERROR); |
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return ''; |
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} |
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// Load metadata configuration. |
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self::loadIndexConf($pid); |
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// Build field's suffix. |
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$suffix = (in_array($indexName, self::$fields['tokenized']) ? 't' : 'u'); |
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$suffix .= (in_array($indexName, self::$fields['stored']) ? 's' : 'u'); |
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$suffix .= (in_array($indexName, self::$fields['indexed']) ? 'i' : 'u'); |
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$indexName .= '_' . $suffix; |
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return $indexName; |
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} |
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/** |
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* Load indexing configuration |
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* |
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* @access protected |
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* |
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* @static |
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* |
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* @param int $pid The configuration page's UID |
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* |
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* @return void |
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*/ |
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protected static function loadIndexConf(int $pid): void |
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{ |
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if (!self::$fieldsLoaded) { |
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$queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class) |
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->getQueryBuilderForTable('tx_dlf_metadata'); |
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// Get the metadata indexing options. |
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$result = $queryBuilder |
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->select( |
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'tx_dlf_metadata.index_name AS index_name', |
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'tx_dlf_metadata.index_tokenized AS index_tokenized', |
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'tx_dlf_metadata.index_stored AS index_stored', |
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'tx_dlf_metadata.index_indexed AS index_indexed', |
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'tx_dlf_metadata.is_sortable AS is_sortable', |
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'tx_dlf_metadata.is_facet AS is_facet', |
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'tx_dlf_metadata.is_listed AS is_listed', |
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'tx_dlf_metadata.index_autocomplete AS index_autocomplete', |
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'tx_dlf_metadata.index_boost AS index_boost' |
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) |
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->from('tx_dlf_metadata') |
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->where( |
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$queryBuilder->expr()->eq('tx_dlf_metadata.pid', (int) $pid), |
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Helper::whereExpression('tx_dlf_metadata') |
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) |
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->execute(); |
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while ($indexing = $result->fetchAssociative()) { |
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if ($indexing['index_tokenized']) { |
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self::$fields['tokenized'][] = $indexing['index_name']; |
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} |
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if ( |
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$indexing['index_stored'] |
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|| $indexing['is_listed'] |
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) { |
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self::$fields['stored'][] = $indexing['index_name']; |
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} |
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if ( |
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$indexing['index_indexed'] |
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|| $indexing['index_autocomplete'] |
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) { |
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self::$fields['indexed'][] = $indexing['index_name']; |
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} |
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if ($indexing['is_sortable']) { |
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self::$fields['sortables'][] = $indexing['index_name']; |
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} |
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if ($indexing['is_facet']) { |
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self::$fields['facets'][] = $indexing['index_name']; |
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} |
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if ($indexing['index_autocomplete']) { |
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self::$fields['autocomplete'][] = $indexing['index_name']; |
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} |
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} |
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self::$fieldsLoaded = true; |
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} |
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} |
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/** |
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* Processes a logical unit (and its children) for the Solr index |
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* |
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* @access protected |
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* |
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* @static |
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* |
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* @param Document $document The METS document |
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* @param array $logicalUnit Array of the logical unit to process |
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* |
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* @return bool true on success or false on failure |
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*/ |
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protected static function processLogical(Document $document, array $logicalUnit): bool |
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{ |
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$success = true; |
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$doc = $document->getCurrentDocument(); |
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$doc->cPid = $document->getPid(); |
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// Get metadata for logical unit. |
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$metadata = $doc->metadataArray[$logicalUnit['id']]; |
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if (!empty($metadata)) { |
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$extConf = GeneralUtility::makeInstance(ExtensionConfiguration::class)->get(self::$extKey, 'general'); |
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$validator = new DocumentValidator($metadata, explode(',', $extConf['requiredMetadataFields'])); |
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if ($validator->hasAllMandatoryMetadataFields()) { |
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$metadata['author'] = self::removeAppendsFromAuthor($metadata['author']); |
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// set Owner if available |
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if ($document->getOwner()) { |
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$metadata['owner'][0] = $document->getOwner()->getIndexName(); |
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} |
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// Create new Solr document. |
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$updateQuery = self::$solr->service->createUpdate(); |
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$solrDoc = self::getSolrDocument($updateQuery, $document, $logicalUnit); |
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if (MathUtility::canBeInterpretedAsInteger($logicalUnit['points'])) { |
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$solrDoc->setField('page', $logicalUnit['points']); |
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} |
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if ($logicalUnit['id'] == $doc->toplevelId) { |
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$solrDoc->setField('thumbnail', $doc->thumbnail); |
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} elseif (!empty($logicalUnit['thumbnailId'])) { |
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$solrDoc->setField('thumbnail', $doc->getFileLocation($logicalUnit['thumbnailId'])); |
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} |
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// There can be only one toplevel unit per UID, independently of backend configuration |
357
|
|
|
$solrDoc->setField('toplevel', $logicalUnit['id'] == $doc->toplevelId ? true : false); |
358
|
|
|
$solrDoc->setField('title', $metadata['title'][0]); |
359
|
|
|
$solrDoc->setField('volume', $metadata['volume'][0]); |
360
|
|
|
// verify date formatting |
361
|
|
|
if(strtotime($metadata['date'][0])) { |
362
|
|
|
$solrDoc->setField('date', self::getFormattedDate($metadata['date'][0])); |
363
|
|
|
} |
364
|
|
|
$solrDoc->setField('record_id', $metadata['record_id'][0]); |
365
|
|
|
$solrDoc->setField('purl', $metadata['purl'][0]); |
366
|
|
|
$solrDoc->setField('location', $document->getLocation()); |
367
|
|
|
$solrDoc->setField('urn', $metadata['urn']); |
368
|
|
|
$solrDoc->setField('license', $metadata['license']); |
369
|
|
|
$solrDoc->setField('terms', $metadata['terms']); |
370
|
|
|
$solrDoc->setField('restrictions', $metadata['restrictions']); |
371
|
|
|
$coordinates = json_decode($metadata['coordinates'][0]); |
372
|
|
|
if (is_object($coordinates)) { |
373
|
|
|
$solrDoc->setField('geom', json_encode($coordinates->features[0])); |
374
|
|
|
} |
375
|
|
|
$autocomplete = self::processMetadata($document, $metadata, $solrDoc); |
376
|
|
|
// Add autocomplete values to index. |
377
|
|
|
if (!empty($autocomplete)) { |
378
|
|
|
$solrDoc->setField('autocomplete', $autocomplete); |
379
|
|
|
} |
380
|
|
|
// Add collection information to logical sub-elements if applicable. |
381
|
|
|
if ( |
382
|
|
|
in_array('collection', self::$fields['facets']) |
383
|
|
|
&& empty($metadata['collection']) |
384
|
|
|
&& !empty($doc->metadataArray[$doc->toplevelId]['collection']) |
385
|
|
|
) { |
386
|
|
|
$solrDoc->setField('collection_faceting', $doc->metadataArray[$doc->toplevelId]['collection']); |
387
|
|
|
} |
388
|
|
|
try { |
389
|
|
|
$updateQuery->addDocument($solrDoc); |
390
|
|
|
self::$solr->service->update($updateQuery); |
391
|
|
|
} catch (\Exception $e) { |
392
|
|
|
self::handleException($e->getMessage()); |
393
|
|
|
return false; |
394
|
|
|
} |
395
|
|
|
} else { |
396
|
|
|
Helper::log('Tip: If "record_id" field is missing then there is possibility that METS file still contains it but with the wrong source type attribute in "recordIdentifier" element', LOG_SEVERITY_NOTICE); |
397
|
|
|
return false; |
398
|
|
|
} |
399
|
|
|
} |
400
|
|
|
// Check for child elements... |
401
|
|
|
if (!empty($logicalUnit['children'])) { |
402
|
|
|
foreach ($logicalUnit['children'] as $child) { |
403
|
|
|
if ($success) { |
404
|
|
|
// ...and process them, too. |
405
|
|
|
$success = self::processLogical($document, $child); |
406
|
|
|
} else { |
407
|
|
|
break; |
408
|
|
|
} |
409
|
|
|
} |
410
|
|
|
} |
411
|
|
|
return $success; |
412
|
|
|
} |
413
|
|
|
|
414
|
|
|
/** |
415
|
|
|
* Processes a physical unit for the Solr index |
416
|
|
|
* |
417
|
|
|
* @access protected |
418
|
|
|
* |
419
|
|
|
* @static |
420
|
|
|
* |
421
|
|
|
* @param Document $document The METS document |
422
|
|
|
* @param int $page The page number |
423
|
|
|
* @param array $physicalUnit Array of the physical unit to process |
424
|
|
|
* |
425
|
|
|
* @return bool true on success or false on failure |
426
|
|
|
*/ |
427
|
|
|
protected static function processPhysical(Document $document, int $page, array $physicalUnit): bool |
428
|
|
|
{ |
429
|
|
|
$doc = $document->getCurrentDocument(); |
430
|
|
|
$doc->cPid = $document->getPid(); |
431
|
|
|
if ($doc->hasFulltext && $fullText = $doc->getFullText($physicalUnit['id'])) { |
432
|
|
|
// Read extension configuration. |
433
|
|
|
$extConf = GeneralUtility::makeInstance(ExtensionConfiguration::class)->get(self::$extKey, 'files'); |
434
|
|
|
// Create new Solr document. |
435
|
|
|
$updateQuery = self::$solr->service->createUpdate(); |
436
|
|
|
$solrDoc = self::getSolrDocument($updateQuery, $document, $physicalUnit, $fullText); |
437
|
|
|
$solrDoc->setField('page', $page); |
438
|
|
|
$fileGrpsThumb = GeneralUtility::trimExplode(',', $extConf['fileGrpThumbs']); |
439
|
|
|
while ($fileGrpThumb = array_shift($fileGrpsThumb)) { |
440
|
|
|
if (!empty($physicalUnit['files'][$fileGrpThumb])) { |
441
|
|
|
$solrDoc->setField('thumbnail', $doc->getFileLocation($physicalUnit['files'][$fileGrpThumb])); |
442
|
|
|
break; |
443
|
|
|
} |
444
|
|
|
} |
445
|
|
|
$solrDoc->setField('toplevel', false); |
446
|
|
|
$solrDoc->setField('type', $physicalUnit['type']); |
447
|
|
|
$solrDoc->setField('collection', $doc->metadataArray[$doc->toplevelId]['collection']); |
448
|
|
|
$solrDoc->setField('location', $document->getLocation()); |
449
|
|
|
|
450
|
|
|
$solrDoc->setField('fulltext', $fullText); |
451
|
|
|
if (is_array($doc->metadataArray[$doc->toplevelId])) { |
452
|
|
|
self::addFaceting($doc, $solrDoc); |
453
|
|
|
} |
454
|
|
|
// Add collection information to physical sub-elements if applicable. |
455
|
|
|
if ( |
456
|
|
|
in_array('collection', self::$fields['facets']) |
457
|
|
|
&& !empty($doc->metadataArray[$doc->toplevelId]['collection']) |
458
|
|
|
) { |
459
|
|
|
$solrDoc->setField('collection_faceting', $doc->metadataArray[$doc->toplevelId]['collection']); |
460
|
|
|
} |
461
|
|
|
try { |
462
|
|
|
$updateQuery->addDocument($solrDoc); |
463
|
|
|
self::$solr->service->update($updateQuery); |
464
|
|
|
} catch (\Exception $e) { |
465
|
|
|
self::handleException($e->getMessage()); |
466
|
|
|
return false; |
467
|
|
|
} |
468
|
|
|
} |
469
|
|
|
return true; |
470
|
|
|
} |
471
|
|
|
|
472
|
|
|
/** |
473
|
|
|
* Connects to Solr server. |
474
|
|
|
* |
475
|
|
|
* @access protected |
476
|
|
|
* |
477
|
|
|
* @static |
478
|
|
|
* |
479
|
|
|
* @param int $core UID of the Solr core |
480
|
|
|
* @param int $pid UID of the configuration page |
481
|
|
|
* |
482
|
|
|
* @return bool true on success or false on failure |
483
|
|
|
*/ |
484
|
|
|
protected static function solrConnect(int $core, int $pid = 0): bool |
485
|
|
|
{ |
486
|
|
|
// Get Solr instance. |
487
|
|
|
$solr = Solr::getInstance($core); |
488
|
|
|
// Connect to Solr server. |
489
|
|
|
if ($solr->ready) { |
490
|
|
|
self::$solr = $solr; |
491
|
|
|
// Load indexing configuration if needed. |
492
|
|
|
if ($pid) { |
493
|
|
|
self::loadIndexConf($pid); |
494
|
|
|
} |
495
|
|
|
return true; |
496
|
|
|
} |
497
|
|
|
return false; |
498
|
|
|
} |
499
|
|
|
|
500
|
|
|
/** |
501
|
|
|
* Process metadata: add facets, sortable fields and create autocomplete array. |
502
|
|
|
* |
503
|
|
|
* @static |
504
|
|
|
* |
505
|
|
|
* @access private |
506
|
|
|
* |
507
|
|
|
* @param Document $document |
508
|
|
|
* @param array $metadata |
509
|
|
|
* @param DocumentInterface &$solrDoc |
510
|
|
|
* |
511
|
|
|
* @return array empty array or autocomplete values |
512
|
|
|
*/ |
513
|
|
|
private static function processMetadata($document, $metadata, &$solrDoc): array |
514
|
|
|
{ |
515
|
|
|
$autocomplete = []; |
516
|
|
|
foreach ($metadata as $indexName => $data) { |
517
|
|
|
// TODO: Include also subentries if available. |
518
|
|
|
if ( |
519
|
|
|
!empty($data) |
520
|
|
|
&& substr($indexName, -8) !== '_sorting' |
521
|
|
|
) { |
522
|
|
|
$solrDoc->setField(self::getIndexFieldName($indexName, $document->getPid()), $data); |
|
|
|
|
523
|
|
|
if (in_array($indexName, self::$fields['sortables'])) { |
524
|
|
|
// Add sortable fields to index. |
525
|
|
|
$solrDoc->setField($indexName . '_sorting', $metadata[$indexName . '_sorting'][0]); |
526
|
|
|
} |
527
|
|
|
if (in_array($indexName, self::$fields['facets'])) { |
528
|
|
|
// Add facets to index. |
529
|
|
|
$solrDoc->setField($indexName . '_faceting', $data); |
530
|
|
|
} |
531
|
|
|
if (in_array($indexName, self::$fields['autocomplete'])) { |
532
|
|
|
$autocomplete = array_merge($autocomplete, $data); |
533
|
|
|
} |
534
|
|
|
} |
535
|
|
|
} |
536
|
|
|
return $autocomplete; |
537
|
|
|
} |
538
|
|
|
|
539
|
|
|
/** |
540
|
|
|
* Add faceting information to physical sub-elements if applicable. |
541
|
|
|
* |
542
|
|
|
* @static |
543
|
|
|
* |
544
|
|
|
* @access private |
545
|
|
|
* |
546
|
|
|
* @param AbstractDocument $doc |
547
|
|
|
* @param DocumentInterface &$solrDoc |
548
|
|
|
* |
549
|
|
|
* @return void |
550
|
|
|
*/ |
551
|
|
|
private static function addFaceting($doc, &$solrDoc): void |
552
|
|
|
{ |
553
|
|
|
// TODO: Include also subentries if available. |
554
|
|
|
foreach ($doc->metadataArray[$doc->toplevelId] as $indexName => $data) { |
555
|
|
|
if ( |
556
|
|
|
!empty($data) |
557
|
|
|
&& substr($indexName, -8) !== '_sorting' |
558
|
|
|
) { |
559
|
|
|
|
560
|
|
|
if (in_array($indexName, self::$fields['facets'])) { |
561
|
|
|
// Remove appended "valueURI" from authors' names for indexing. |
562
|
|
|
if ($indexName == 'author') { |
563
|
|
|
$data = self::removeAppendsFromAuthor($data); |
564
|
|
|
} |
565
|
|
|
// Add facets to index. |
566
|
|
|
$solrDoc->setField($indexName . '_faceting', $data); |
567
|
|
|
} |
568
|
|
|
} |
569
|
|
|
// Add sorting information to physical sub-elements if applicable. |
570
|
|
|
if ( |
571
|
|
|
!empty($data) |
572
|
|
|
&& substr($indexName, -8) == '_sorting' |
573
|
|
|
) { |
574
|
|
|
$solrDoc->setField($indexName, $doc->metadataArray[$doc->toplevelId][$indexName]); |
575
|
|
|
} |
576
|
|
|
} |
577
|
|
|
} |
578
|
|
|
|
579
|
|
|
/** |
580
|
|
|
* Delete document from SOLR by given field and value. |
581
|
|
|
* |
582
|
|
|
* @access private |
583
|
|
|
* |
584
|
|
|
* @static |
585
|
|
|
* |
586
|
|
|
* @param string $field by which document should be removed |
587
|
|
|
* @param string $value of the field by which document should be removed |
588
|
|
|
* @param bool $softCommit If true, documents are just deleted from the index by a soft commit |
589
|
|
|
* |
590
|
|
|
* @return void |
591
|
|
|
*/ |
592
|
|
|
private static function deleteDocument(string $field, string $value, bool $softCommit = false): void |
593
|
|
|
{ |
594
|
|
|
$update = self::$solr->service->createUpdate(); |
595
|
|
|
$query = ""; |
596
|
|
|
if ($field == 'uid' || $field == 'partof') { |
597
|
|
|
$query = $field . ':' . $value; |
598
|
|
|
} else { |
599
|
|
|
$query = $field . ':"' . $value . '"'; |
600
|
|
|
} |
601
|
|
|
$update->addDeleteQuery($query); |
602
|
|
|
$update->addCommit($softCommit); |
603
|
|
|
self::$solr->service->update($update); |
604
|
|
|
} |
605
|
|
|
|
606
|
|
|
/** |
607
|
|
|
* Get SOLR document with set standard fields (identical for logical and physical unit) |
608
|
|
|
* |
609
|
|
|
* @access private |
610
|
|
|
* |
611
|
|
|
* @static |
612
|
|
|
* |
613
|
|
|
* @param Query $updateQuery solarium query |
614
|
|
|
* @param Document $document The METS document |
615
|
|
|
* @param array $unit Array of the logical or physical unit to process |
616
|
|
|
* @param string $fullText Text containing full text for indexing |
617
|
|
|
* |
618
|
|
|
* @return DocumentInterface |
619
|
|
|
*/ |
620
|
|
|
private static function getSolrDocument(Query $updateQuery, Document $document, array $unit, string $fullText = ''): DocumentInterface |
621
|
|
|
{ |
622
|
|
|
$solrDoc = $updateQuery->createDocument(); |
623
|
|
|
// Create unique identifier from document's UID and unit's XML ID. |
624
|
|
|
$solrDoc->setField('id', $document->getUid() . $unit['id']); |
625
|
|
|
$solrDoc->setField('uid', $document->getUid()); |
626
|
|
|
$solrDoc->setField('pid', $document->getPid()); |
627
|
|
|
$solrDoc->setField('partof', $document->getPartof()); |
628
|
|
|
$solrDoc->setField('root', $document->getCurrentDocument()->rootId); |
629
|
|
|
$solrDoc->setField('sid', $unit['id']); |
630
|
|
|
$solrDoc->setField('type', $unit['type']); |
631
|
|
|
$solrDoc->setField('collection', $document->getCurrentDocument()->metadataArray[$document->getCurrentDocument()->toplevelId]['collection']); |
632
|
|
|
$solrDoc->setField('fulltext', $fullText); |
633
|
|
|
return $solrDoc; |
634
|
|
|
} |
635
|
|
|
|
636
|
|
|
/** |
637
|
|
|
* Get formatted date without alteration. |
638
|
|
|
* Possible formats: YYYY or YYYY-MM or YYYY-MM-DD. |
639
|
|
|
* |
640
|
|
|
* @static |
641
|
|
|
* |
642
|
|
|
* @access private |
643
|
|
|
* |
644
|
|
|
* @param string $date |
645
|
|
|
* |
646
|
|
|
* @return string formatted date YYYY or YYYY-MM or YYYY-MM-DD or empty string |
647
|
|
|
*/ |
648
|
|
|
private static function getFormattedDate($date): string |
649
|
|
|
{ |
650
|
|
|
if ( |
651
|
|
|
preg_match("/^[\d]{4}$/", $date) |
652
|
|
|
|| preg_match("/^[\d]{4}-[\d]{2}$/", $date) |
653
|
|
|
|| preg_match("/^[\d]{4}-[\d]{2}-[\d]{2}$/", $date) |
654
|
|
|
) { |
655
|
|
|
return $date; |
656
|
|
|
// change date YYYYMMDD to YYYY-MM-DD |
657
|
|
|
} elseif (preg_match("/^[\d]{8}$/", $date)) { |
658
|
|
|
return date("Y-m-d", strtotime($date)); |
659
|
|
|
// convert any datetime to proper ISO extended datetime format and timezone for SOLR |
660
|
|
|
} elseif (preg_match("/^[0-9]{4}-[0-9]{2}-[0-9]{2}T.*$/", $date)) { |
661
|
|
|
return date('Y-m-d\TH:i:s\Z', strtotime($date)); |
662
|
|
|
} |
663
|
|
|
// date doesn't match any standard |
664
|
|
|
return ''; |
665
|
|
|
} |
666
|
|
|
|
667
|
|
|
/** |
668
|
|
|
* Remove appended "valueURI" from authors' names for indexing. |
669
|
|
|
* |
670
|
|
|
* @access private |
671
|
|
|
* |
672
|
|
|
* @static |
673
|
|
|
* |
674
|
|
|
* @param array|string $authors Array or string containing author/authors |
675
|
|
|
* |
676
|
|
|
* @return array|string |
677
|
|
|
*/ |
678
|
|
|
private static function removeAppendsFromAuthor($authors) |
679
|
|
|
{ |
680
|
|
|
if (is_array($authors)) { |
681
|
|
|
foreach ($authors as $i => $author) { |
682
|
|
|
$splitName = explode(pack('C', 31), $author); |
683
|
|
|
$authors[$i] = $splitName[0]; |
684
|
|
|
} |
685
|
|
|
} |
686
|
|
|
return $authors; |
687
|
|
|
} |
688
|
|
|
|
689
|
|
|
/** |
690
|
|
|
* Handle exception. |
691
|
|
|
* |
692
|
|
|
* @static |
693
|
|
|
* |
694
|
|
|
* @access private |
695
|
|
|
* |
696
|
|
|
* @param string $errorMessage |
697
|
|
|
* |
698
|
|
|
* @return void |
699
|
|
|
*/ |
700
|
|
|
private static function handleException(string $errorMessage): void |
701
|
|
|
{ |
702
|
|
|
if (!(Environment::isCli())) { |
703
|
|
|
self::addErrorMessage(Helper::getLanguageService()->getLL('flash.solrException') . '<br />' . htmlspecialchars($errorMessage)); |
704
|
|
|
} |
705
|
|
|
Helper::log('Apache Solr threw exception: "' . $errorMessage . '"', LOG_SEVERITY_ERROR); |
706
|
|
|
} |
707
|
|
|
|
708
|
|
|
/** |
709
|
|
|
* Add error message only with message content. |
710
|
|
|
* |
711
|
|
|
* @static |
712
|
|
|
* |
713
|
|
|
* @access private |
714
|
|
|
* |
715
|
|
|
* @param string $message |
716
|
|
|
* |
717
|
|
|
* @return void |
718
|
|
|
*/ |
719
|
|
|
private static function addErrorMessage(string $message): void |
720
|
|
|
{ |
721
|
|
|
self::addMessage( |
722
|
|
|
$message, |
723
|
|
|
'flash.error', |
724
|
|
|
FlashMessage::ERROR |
725
|
|
|
); |
726
|
|
|
} |
727
|
|
|
|
728
|
|
|
/** |
729
|
|
|
* Add message only with changeable parameters. |
730
|
|
|
* |
731
|
|
|
* @static |
732
|
|
|
* |
733
|
|
|
* @access private |
734
|
|
|
* |
735
|
|
|
* @param string $message |
736
|
|
|
* @param string $type |
737
|
|
|
* @param int $status |
738
|
|
|
* |
739
|
|
|
* @return void |
740
|
|
|
*/ |
741
|
|
|
private static function addMessage(string $message, string $type, int $status): void |
742
|
|
|
{ |
743
|
|
|
Helper::addMessage( |
744
|
|
|
$message, |
745
|
|
|
Helper::getLanguageService()->getLL($type), |
746
|
|
|
$status, |
747
|
|
|
true, |
748
|
|
|
'core.template.flashMessages' |
749
|
|
|
); |
750
|
|
|
} |
751
|
|
|
|
752
|
|
|
/** |
753
|
|
|
* Prevent instantiation by hiding the constructor |
754
|
|
|
* |
755
|
|
|
* @access private |
756
|
|
|
* |
757
|
|
|
* @return void |
758
|
|
|
*/ |
759
|
|
|
private function __construct() |
760
|
|
|
{ |
761
|
|
|
} |
762
|
|
|
} |
763
|
|
|
|