9.5/_redirect_cache_service_8php_source.html

<?php

declare(strict_types = 1);

namespace ‪TYPO3\CMS\Redirects\Service;


/*

 * This file is part of the TYPO3 CMS project.

 *

 * It is free software; you can redistribute it and/or modify it under

 * the terms of the GNU General Public License, either version 2

 * of the License, or any later version.

 *

 * For the full copyright and license information, please read the

 * LICENSE.txt file that was distributed with this source code.

 *

 * The TYPO3 project - inspiring people to share!

 */


use ‪TYPO3\CMS\Core\Cache\CacheManager;

use ‪TYPO3\CMS\Core\Database\ConnectionPool;

use ‪TYPO3\CMS\Core\Database\Query\Restriction\DeletedRestriction;

use ‪TYPO3\CMS\Core\Database\Query\Restriction\HiddenRestriction;

use ‪TYPO3\CMS\Core\Utility\GeneralUtility;


class ‪RedirectCacheService

{

    protected ‪$cache;


    public function ‪__construct(‪CacheManager $cacheManager = null)

    {

        $cacheManager = $cacheManager ?? GeneralUtility::makeInstance(CacheManager::class);

        $this->cache = $cacheManager->getCache('cache_pages');

    }


    public function ‪getRedirects(): array

    {

        $redirects = $this->cache->get('redirects');

        if (!is_array($redirects)) {

            $redirects = $this->‪rebuild();

        }

        return $redirects;

    }


    public function ‪rebuild(): array

    {

        $redirects = [];

        $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable('sys_redirect');

        $queryBuilder->getRestrictions()->removeAll()

            ->add(GeneralUtility::makeInstance(HiddenRestriction::class))

            ->add(GeneralUtility::makeInstance(DeletedRestriction::class));

        $statement = $queryBuilder

            ->select('*')

            ->from('sys_redirect')

            ->execute();

        while ($row = $statement->fetch()) {

            $host = $row['source_host'] ?: '*';

            if ($row['is_regexp']) {

                $redirects[$host]['regexp'][$row['source_path']][$row['uid']] = $row;

            } elseif ($row['respect_query_parameters']) {

                $redirects[$host]['respect_query_parameters'][$row['source_path']][$row['uid']] = $row;

            } else {

                $redirects[$host]['flat'][rtrim($row['source_path'], '/') . '/'][$row['uid']] = $row;

            }

        }

        $this->cache->set('redirects', $redirects);

        return $redirects;

    }

}