126 lines
3.8 KiB
PHP
126 lines
3.8 KiB
PHP
<?php
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namespace WapplerSystems\Meilisearch\FieldProcessor;
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/***************************************************************
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* Copyright notice
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*
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* (c) 2011-2015 Michael Knoll <knoll@punkt.de>
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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\Domain\Site\Site;
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use TYPO3\CMS\Core\Utility\GeneralUtility;
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use TYPO3\CMS\Core\Utility\RootlineUtility;
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/**
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* This Processor takes a PID, and resolves its rootline in solr notation.
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*
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* Format of this field corresponds to http://wiki.apache.org/solr/HierarchicalFaceting
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*
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* Let's say we have a record indexed on page 111 which is a sub page like shown in this page tree:
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*
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* 1
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* |-10
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* |-100
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* |-111
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*
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* then we get a rootline 1/10/100/111
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*
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* In Solr hierarchy notation, we get
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*
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* 0-1/
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* 1-1/10/
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* 2-1/10/100/
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* 3-1/10/100/11/
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*
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* which is finally saved in a multi-value field.
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*
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* @author Michael Knoll <knoll@punkt.de>
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*/
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class PageUidToHierarchy extends AbstractHierarchyProcessor implements FieldProcessor
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{
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/**
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* Expects a page ID of a page. Returns a Solr hierarchy notation for the
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* rootline of the page ID.
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*
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* @param array $values Array of values, an array because of multivalued fields
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* @return array Modified array of values
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*/
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public function process(array $values)
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{
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$results = [];
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foreach ($values as $value) {
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list($rootPageUid, $mountPoint) = GeneralUtility::trimExplode(',',
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$value, true, 2);
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$results[] = $this->getSolrRootlineForPageId($rootPageUid,
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$mountPoint);
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}
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return $results;
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}
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/**
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* Returns a Solr hierarchy notation string for rootline of given PID.
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*
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* @param int $pageId Page ID to get a rootline as Solr hierarchy for
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* @param string $mountPoint The mount point parameter that will be used for building the rootline.
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* @return array Rootline as Solr hierarchy array
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*/
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protected function getSolrRootlineForPageId($pageId, $mountPoint = '')
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{
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$pageIdRootline = $this->buildPageIdRootline($pageId, $mountPoint);
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$solrRootline = $this->buildSolrHierarchyFromIdRootline($pageIdRootline);
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return $solrRootline;
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}
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/**
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* Builds a page's rootline of parent page Ids
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*
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* @param int $pageId The page Id to build the rootline for
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* @param string $mountPoint The mount point parameter that will be passed to getRootline().
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* @return array Page Id rootline as array
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*/
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protected function buildPageIdRootline($pageId, $mountPoint = '')
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{
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$rootlinePageIds = [];
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$rootlineUtility = GeneralUtility::makeInstance(RootlineUtility::class, $pageId, $mountPoint);
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try {
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$rootline = $rootlineUtility->get();
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} catch (\RuntimeException $e) {
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$rootline = [];
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}
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foreach ($rootline as $page) {
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if (Site::isRootPage($page)) {
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break;
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}
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array_unshift($rootlinePageIds, $page['pid']);
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}
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$rootlinePageIds[] = $pageId;
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return $rootlinePageIds;
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}
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}
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