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<?php |
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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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namespace ApacheSolrForTypo3\Solr\Domain\Index\Queue\GarbageRemover; |
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use ApacheSolrForTypo3\Solr\ConnectionManager; |
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use ApacheSolrForTypo3\Solr\GarbageCollectorPostProcessor; |
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use ApacheSolrForTypo3\Solr\IndexQueue\Queue; |
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use ApacheSolrForTypo3\Solr\System\Solr\SolrConnection; |
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use TYPO3\CMS\Core\Utility\GeneralUtility; |
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/** |
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* An implementation ob a garbage remover strategy is responsible to remove all garbage from the index queue and |
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* the solr server for a certain table and uid combination. |
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*/ |
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abstract class AbstractStrategy |
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{ |
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/** |
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* @var Queue |
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*/ |
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protected Queue $queue; |
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/** |
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* @var ConnectionManager |
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*/ |
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protected ConnectionManager $connectionManager; |
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/** |
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* AbstractStrategy constructor. |
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* @param Queue|null $queue |
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* @param ConnectionManager|null $connectionManager |
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*/ |
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public function __construct( |
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Queue $queue = null, |
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ConnectionManager $connectionManager = null |
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) { |
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$this->queue = $queue ?? GeneralUtility::makeInstance(Queue::class); |
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$this->connectionManager = $connectionManager ?? GeneralUtility::makeInstance(ConnectionManager::class); |
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} |
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/** |
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* Call's the removal of the strategy and afterwards the garbage-collector post-processing hook. |
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* |
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* @param string $table |
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* @param int $uid |
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*/ |
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public function removeGarbageOf(string $table, int $uid) |
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{ |
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$this->removeGarbageOfByStrategy($table, $uid); |
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$this->callPostProcessGarbageCollectorHook($table, $uid); |
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} |
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/** |
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* An implementation of the GarbageCollection strategy is responsible to remove the garbage from |
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* the indexqueue and from the solr server. |
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* |
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* @param string $table |
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* @param int $uid |
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*/ |
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abstract protected function removeGarbageOfByStrategy(string $table, int $uid); |
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/** |
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* Deletes a document from solr and from the index queue. |
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* |
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* @param string $table |
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* @param int $uid |
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*/ |
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protected function deleteInSolrAndRemoveFromIndexQueue(string $table, int $uid) |
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{ |
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$this->deleteIndexDocuments($table, $uid); |
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$this->queue->deleteItem($table, $uid); |
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} |
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/** |
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* Deletes a document from solr and updates the item in the index queue (e.g. on page content updates). |
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* |
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* @param string $table |
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* @param int $uid |
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*/ |
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protected function deleteInSolrAndUpdateIndexQueue(string $table, int $uid) |
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{ |
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$this->deleteIndexDocuments($table, $uid); |
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$this->queue->updateItem($table, $uid); |
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} |
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/** |
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* Deletes index documents for a given record identification. |
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* |
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* @param string $table The record's table name. |
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* @param int $uid The record's uid. |
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*/ |
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protected function deleteIndexDocuments(string $table, int $uid, int $language = 0) |
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{ |
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// record can be indexed for multiple sites |
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$indexQueueItems = $this->queue->getItems($table, $uid); |
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foreach ($indexQueueItems as $indexQueueItem) { |
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$site = $indexQueueItem->getSite(); |
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$enableCommitsSetting = $site->getSolrConfiguration()->getEnableCommits(); |
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$siteHash = $site->getSiteHash(); |
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// a site can have multiple connections (cores / languages) |
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$solrConnections = $this->connectionManager->getConnectionsBySite($site); |
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if ($language > 0 && isset($solrConnections[$language])) { |
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$solrConnections = [$language => $solrConnections[$language]]; |
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} |
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$this->deleteRecordInAllSolrConnections($table, $uid, $solrConnections, $siteHash, $enableCommitsSetting); |
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} |
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} |
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/** |
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* Deletes the record in all solr connections from that site. |
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* |
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* @param string $table |
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* @param int $uid |
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* @param SolrConnection[] $solrConnections |
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* @param string $siteHash |
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* @param bool $enableCommitsSetting |
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*/ |
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protected function deleteRecordInAllSolrConnections( |
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string $table, |
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int $uid, |
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array $solrConnections, |
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string $siteHash, |
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bool $enableCommitsSetting |
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) { |
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foreach ($solrConnections as $solr) { |
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$solr->getWriteService()->deleteByQuery( |
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'type:' . $table . ' AND uid:' . $uid . ' AND siteHash:' . $siteHash |
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); |
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if ($enableCommitsSetting) { |
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$solr->getWriteService()->commit(false, false); |
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} |
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} |
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} |
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/** |
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* Calls the registered post-processing hooks after the garbageCollection. |
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* |
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* @param string $table |
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* @param int $uid |
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*/ |
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protected function callPostProcessGarbageCollectorHook(string $table, int $uid) |
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{ |
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if (!is_array($GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['solr']['postProcessGarbageCollector'] ?? null)) { |
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return; |
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} |
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foreach ($GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['solr']['postProcessGarbageCollector'] as $classReference) { |
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$garbageCollectorPostProcessor = GeneralUtility::makeInstance($classReference); |
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if ($garbageCollectorPostProcessor instanceof GarbageCollectorPostProcessor) { |
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$garbageCollectorPostProcessor->postProcessGarbageCollector($table, $uid); |
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} else { |
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$message = get_class($garbageCollectorPostProcessor) . ' must implement interface ' . |
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GarbageCollectorPostProcessor::class; |
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throw new \UnexpectedValueException($message, 1345807460); |
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} |
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} |
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} |
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} |
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TYPO3-Solr /
ext-solr
