search_core/Classes/Domain/Index/TcaIndexer.php

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<?php
namespace Leonmrni\SearchCore\Domain\Index;
/*
* 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\Extbase\Object\ObjectManagerInterface;
use Leonmrni\SearchCore\Connection\ConnectionInterface;
/**
* Will index the given table using configuration from TCA.
*/
class TcaIndexer implements IndexerInterface
{
/**
* @var ConnectionInterface
*/
protected $connection;
/**
* @var TcaIndexer\TcaTableService
*/
protected $tcaTableService;
/**
* @var \TYPO3\CMS\Core\Log\Logger
*/
protected $logger;
/**
* Inject log manager to get concrete logger from it.
*
* @param \TYPO3\CMS\Core\Log\LogManager $logManager
*/
public function injectLogger(\TYPO3\CMS\Core\Log\LogManager $logManager)
{
$this->logger = $logManager->getLogger(__CLASS__);
}
/**
* @param TcaIndexer\TcaTableService $tcaTableService
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* @param ConnectionInterface $connection
*/
public function __construct(
TcaIndexer\TcaTableService $tcaTableService,
ConnectionInterface $connection
) {
$this->tcaTableService = $tcaTableService;
$this->connection = $connection;
}
public function indexAllDocuments()
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{
$this->logger->info('Start indexing');
foreach ($this->getRecordGenerator() as $records) {
$this->logger->debug('Index records.', [$records]);
if ($records === null) {
break;
}
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$this->connection->addDocuments($this->tcaTableService->getTableName(), $records);
}
$this->logger->info('Finish indexing');
}
public function indexDocument($identifier)
{
$this->logger->info('Start indexing single record.', [$identifier]);
$this->connection->addDocument($this->tcaTableService->getTableName(), $this->getRecord($identifier));
$this->logger->info('Finish indexing');
}
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/**
* @return \Generator
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*/
protected function getRecordGenerator()
{
$offset = 0;
// TODO: Make configurable.
$limit = 50;
while (($records = $this->getRecords($offset, $limit)) !== []) {
yield $records;
$offset += $limit;
}
}
/**
* @param int $offset
* @param int $limit
* @return array|null
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*/
protected function getRecords($offset, $limit)
{
$records = $GLOBALS['TYPO3_DB']->exec_SELECTgetRows(
$this->tcaTableService->getFields(),
$this->tcaTableService->getTableClause(),
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$this->tcaTableService->getWhereClause(),
'',
'',
(int) $offset . ',' . (int) $limit
);
foreach ($records as &$record) {
$this->tcaTableService->prepareRecord($record);
}
return $records;
}
/**
* @param int $identifier
* @return array
*/
protected function getRecord($identifier)
{
$record = $GLOBALS['TYPO3_DB']->exec_SELECTgetSingleRow(
$this->tcaTableService->getFields(),
$this->tcaTableService->getTableClause(),
$this->tcaTableService->getWhereClause()
. ' AND ' . $this->tcaTableService->getTableName() . '.uid = ' . (int) $identifier
);
$this->tcaTableService->prepareRecord($record);
return $record;
}
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}