search_core/Classes/Hook/DataHandler.php

164 lines
4.8 KiB
PHP

<?php
namespace Leonmrni\SearchCore\Hook;
/*
* Copyright (C) 2016 Daniel Siepmann <coding@daniel-siepmann.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
use TYPO3\CMS\Backend\Utility\BackendUtility;
use TYPO3\CMS\Core\DataHandling\DataHandler as CoreDataHandler;
use TYPO3\CMS\Core\Log\LogManager;
use TYPO3\CMS\Core\Log\Logger;
use TYPO3\CMS\Core\SingletonInterface as Singleton;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Extbase\Object\ObjectManager;
use Leonmrni\SearchCore\Domain\Service\DataHandler as OwnDataHandler;
/**
* Wrapper for TYPO3 Hooks to internal API.
*/
class DataHandler implements Singleton
{
/**
* @var OwnDataHandler
*/
protected $dataHandler;
/**
* @var \TYPO3\CMS\Core\Log\Logger
*/
protected $logger;
/**
* Dependency injection as TYPO3 doesn't provide it on it's own.
* Still you can submit your own dataHandler.
*
* TODO: Inject datahandler only on use?! Using getter / setter or something else?
* Otherwise a connection to elastic and whole bootstrapping will be triggered.
*
* @param OwnDataHandler $dataHandler
* @param Logger $logger
*/
public function __construct(OwnDataHandler $dataHandler = null, Logger $logger = null)
{
$this->dataHandler = $dataHandler;
if ($this->dataHandler === null) {
$this->dataHandler = GeneralUtility::makeInstance(ObjectManager::class)
->get(OwnDataHandler::class);
}
$this->logger = $logger;
if ($this->logger === null) {
$this->logger = GeneralUtility::makeInstance(LogManager::class)
->getLogger(__CLASS__);
}
}
/**
* Called by CoreDataHandler on deletion of records.
*
* @param string $table
* @param int $uid
*
* @return bool False if hook was not processed.
*/
public function processCmdmap_deleteAction($table, $uid)
{
if (! $this->shouldProcessTable($table)) {
$this->logger->debug('Delete not processed, cause table is not allowed.', [$table]);
return false;
}
$this->dataHandler->delete($table, $uid);
return true;
}
/**
* Called by CoreDataHandler on database operations, e.g. if new records were created or records were updated.
*
* @param string $status
* @param string $table
* @param string|int $uid
* @param array $fieldArray
* @param CoreDataHandler $dataHandler
*
* @return bool False if hook was not processed.
*/
public function processDatamap_afterDatabaseOperations($status, $table, $uid, array $fieldArray, CoreDataHandler $dataHandler)
{
if (! $this->shouldProcessTable($table)) {
$this->logger->debug('Database update not processed, cause table is not allowed.', [$table]);
return false;
}
if ($status === 'new') {
$fieldArray['uid'] = $dataHandler->substNEWwithIDs[$uid];
$this->dataHandler->add($table, $fieldArray);
return false;
}
if ($status === 'update') {
$record = $this->getRecord($table, $uid);
if ($record !== null) {
$this->dataHandler->update($table, $record);
}
return false;
}
$this->logger->debug(
'Database update not processed, cause status is unhandled.',
[$status, $table, $uid, $fieldArray]
);
return true;
}
/**
* Returns array containing tables that should be processed by this hook.
*
* TODO: Fetch from config
*
* @return string[]
*/
protected function getTablesToProcess()
{
return [
'tt_content',
];
}
/**
* @param string $table
* @return bool
*/
protected function shouldProcessTable($table)
{
return in_array($table, $this->getTablesToProcess());
}
/**
* Wrapper to allow unit testing.
*
* @param string $table
* @param int $uid
* @return null|array<String>
*/
protected function getRecord($table, $uid)
{
return BackendUtility::getRecord($table, $uid);
}
}