kitodo-presentation/Classes/Plugin/Eid/SearchInDocument.php

84 lines
2.9 KiB
PHP

<?php
/**
* (c) Kitodo. Key to digital objects e.V. <contact@kitodo.org>
*
* This file is part of the Kitodo and TYPO3 projects.
*
* @license GNU General Public License version 3 or later.
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*/
namespace Kitodo\Dlf\Plugin\Eid;
use Kitodo\Dlf\Common\Helper;
use Kitodo\Dlf\Common\Solr;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use TYPO3\CMS\Core\Http\Response;
use TYPO3\CMS\Core\Utility\GeneralUtility;
/**
* eID search in document for plugin 'Search' of the 'dlf' extension
*
* @author Alexander Bigga <alexander.bigga@slub-dresden.de>
* @package TYPO3
* @subpackage dlf
* @access public
*/
class SearchInDocument
{
/**
* The main method of the eID script
*
* @param ServerRequestInterface $request
* @return ResponseInterface JSON response of search suggestions
*/
public function main(ServerRequestInterface $request)
{
$output = [
'documents' => [],
'numFound' => 0
];
// Get input parameters and decrypt core name.
$parameters = $request->getParsedBody();
$encrypted = (string) $parameters['encrypted'];
$count = intval($parameters['start']);
if (empty($encrypted)) {
throw new \InvalidArgumentException('No valid parameter passed!', 1580585079);
}
$core = Helper::decrypt($encrypted);
// Perform Solr query.
$solr = Solr::getInstance($core);
if ($solr->ready) {
$query = $solr->service->createSelect();
$query->setFields(['id', 'uid', 'page']);
$query->setQuery('fulltext:(' . Solr::escapeQuery((string) $parameters['q']) . ') AND uid:' . intval($parameters['uid']));
$query->setStart($count)->setRows(20);
$hl = $query->getHighlighting();
$hl->setFields(['fulltext']);
$hl->setUseFastVectorHighlighter(true);
$results = $solr->service->select($query);
$output['numFound'] = $results->getNumFound();
$highlighting = $results->getHighlighting();
foreach ($results as $result) {
$snippet = $highlighting->getResult($result->id)->getField('fulltext');
$document = [
'id' => $result->id,
'uid' => $result->uid,
'page' => $result->page,
'snippet' => !empty($snippet) ? implode(' [...] ', $snippet) : ''
];
$output['documents'][$count] = $document;
$count++;
}
}
// Create response object.
/** @var Response $response */
$response = GeneralUtility::makeInstance(Response::class);
$response->getBody()->write(json_encode($output));
return $response;
}
}