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<?php |
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namespace ApacheSolrForTypo3\Solr\FieldProcessor; |
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/*************************************************************** |
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* Copyright notice |
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* |
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* (c) 2011-2015 Michael Knoll <[email protected]> |
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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 ApacheSolrForTypo3\Solr\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 <[email protected]> |
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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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TYPO3-Solr /
ext-solr
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