LocalizationRepository.php

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<?php
 
declare(strict_types=1);
 
/*
 * 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!
 */
 
namespace ‪TYPO3\CMS\Backend\Domain\Repository\Localization;
 
use Doctrine\DBAL\Driver\Statement;
use Doctrine\DBAL\ForwardCompatibility\Result;
use ‪TYPO3\CMS\Backend\Configuration\TranslationConfigurationProvider;
use ‪TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
use ‪TYPO3\CMS\Core\Database\Connection;
use ‪TYPO3\CMS\Core\Database\ConnectionPool;
use ‪TYPO3\CMS\Core\Database\Query\QueryBuilder;
use ‪TYPO3\CMS\Core\Database\Query\Restriction\DeletedRestriction;
use ‪TYPO3\CMS\Core\Database\Query\Restriction\WorkspaceRestriction;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
 
class ‪LocalizationRepository
{
    protected ‪$translationConfigurationProvider;
 
    public function ‪__construct(‪TranslationConfigurationProvider ‪$translationConfigurationProvider = null)
    {
        $this->translationConfigurationProvider = ‪$translationConfigurationProvider ?? GeneralUtility::makeInstance(TranslationConfigurationProvider::class);
    }
 
    public function ‪fetchOriginLanguage(int $pageId, int $localizedLanguage): array
    {
        $queryBuilder = $this->‪getQueryBuilderWithWorkspaceRestriction('tt_content');
 
        $queryBuilder->select('tt_content_orig.sys_language_uid')
            ->from('tt_content')
            ->join(
                'tt_content',
                'tt_content',
                'tt_content_orig',
                $queryBuilder->expr()->eq(
                    'tt_content.l10n_source',
                    $queryBuilder->quoteIdentifier('tt_content_orig.uid')
                )
            )
            ->where(
                $queryBuilder->expr()->eq(
                    'tt_content.pid',
                    $queryBuilder->createNamedParameter($pageId, \PDO::PARAM_INT)
                ),
                $queryBuilder->expr()->eq(
                    'tt_content.sys_language_uid',
                    $queryBuilder->createNamedParameter($localizedLanguage, \PDO::PARAM_INT)
                ),
                $queryBuilder->expr()->neq(
                    'tt_content_orig.sys_language_uid',
                    $queryBuilder->createNamedParameter(-1, \PDO::PARAM_INT)
                )
            )
            ->groupBy('tt_content_orig.sys_language_uid');
        $this->‪getAllowedLanguageConstraintsForBackendUser($pageId, $queryBuilder, $this->‪getBackendUser(), 'tt_content_orig');
 
        return $queryBuilder->execute()->fetch() ?: [];
    }
 
    public function ‪getLocalizedRecordCount(int $pageId, int $languageId): int
    {
        $queryBuilder = $this->‪getQueryBuilderWithWorkspaceRestriction('tt_content');
 
        $rowCount = $queryBuilder->count('uid')
            ->from('tt_content')
            ->where(
                $queryBuilder->expr()->eq(
                    'sys_language_uid',
                    $queryBuilder->createNamedParameter($languageId, \PDO::PARAM_INT)
                ),
                $queryBuilder->expr()->eq(
                    'pid',
                    $queryBuilder->createNamedParameter($pageId, \PDO::PARAM_INT)
                ),
                $queryBuilder->expr()->neq(
                    'l10n_source',
                    $queryBuilder->createNamedParameter(0, \PDO::PARAM_INT)
                )
            )
            ->execute()
            ->fetchColumn(0);
 
        return (int)$rowCount;
    }
 
    public function ‪fetchAvailableLanguages(int $pageId, int $languageId): array
    {
        $queryBuilder = $this->‪getQueryBuilderWithWorkspaceRestriction('tt_content');
        $queryBuilder->select('sys_language_uid')
            ->from('tt_content')
            ->where(
                $queryBuilder->expr()->eq(
                    'pid',
                    $queryBuilder->createNamedParameter($pageId, \PDO::PARAM_INT)
                ),
                $queryBuilder->expr()->neq(
                    'sys_language_uid',
                    $queryBuilder->createNamedParameter($languageId, \PDO::PARAM_INT)
                )
            )
            ->groupBy('sys_language_uid');
 
        $this->‪getAllowedLanguageConstraintsForBackendUser($pageId, $queryBuilder, $this->‪getBackendUser());
        $languages = $queryBuilder->execute()->fetchAll();
        return $languages ?: [];
    }
 
    protected function ‪getAllowedLanguageConstraintsForBackendUser(int $pageId, QueryBuilder $queryBuilder, ‪BackendUserAuthentication $backendUser, string $alias = ''): void
    {
        if ($backendUser->‪isAdmin()) {
            return;
        }
        // This always includes default language
        $allowedLanguages = $this->translationConfigurationProvider->getSystemLanguages($pageId);
        $queryBuilder->andWhere(
            $queryBuilder->expr()->in(
                ($alias === '' ? '' : ($alias . '.')) . 'sys_language_uid',
                $queryBuilder->createNamedParameter(array_keys($allowedLanguages), Connection::PARAM_INT_ARRAY)
            )
        );
    }
 
    public function ‪getRecordsToCopyDatabaseResult(int $pageId, int $destLanguageId, int $languageId, string ‪$fields = '*')
    {
        $originalUids = [];
 
        // Get original uid of existing elements triggered language
        $queryBuilder = $this->‪getQueryBuilderWithWorkspaceRestriction('tt_content');
 
        $originalUidsStatement = $queryBuilder
            ->select('l10n_source')
            ->from('tt_content')
            ->where(
                $queryBuilder->expr()->eq(
                    'sys_language_uid',
                    $queryBuilder->createNamedParameter($destLanguageId, \PDO::PARAM_INT)
                ),
                $queryBuilder->expr()->eq(
                    'pid',
                    $queryBuilder->createNamedParameter($pageId, \PDO::PARAM_INT)
                )
            )
            ->execute();
 
        while ($origUid = $originalUidsStatement->fetchColumn(0)) {
            $originalUids[] = (int)$origUid;
        }
 
        $queryBuilder->select(...‪GeneralUtility::trimExplode(',', ‪$fields, true))
            ->from('tt_content')
            ->where(
                $queryBuilder->expr()->eq(
                    'sys_language_uid',
                    $queryBuilder->createNamedParameter($languageId, \PDO::PARAM_INT)
                ),
                $queryBuilder->expr()->eq(
                    'pid',
                    $queryBuilder->createNamedParameter($pageId, \PDO::PARAM_INT)
                )
            )
            ->orderBy('sorting');
 
        if (!empty($originalUids)) {
            $queryBuilder
                ->andWhere(
                    $queryBuilder->expr()->notIn(
                        'uid',
                        $queryBuilder->createNamedParameter($originalUids, Connection::PARAM_INT_ARRAY)
                    )
                );
        }
 
        return $queryBuilder->execute();
    }
 
    protected function ‪getBackendUser(): BackendUserAuthentication
    {
        return ‪$GLOBALS['BE_USER'];
    }
 
    protected function ‪getQueryBuilderWithWorkspaceRestriction(string $tableName): QueryBuilder
    {
        $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable($tableName);
        $queryBuilder->getRestrictions()
            ->removeAll()
            ->add(GeneralUtility::makeInstance(DeletedRestriction::class))
            ->add(GeneralUtility::makeInstance(WorkspaceRestriction::class, (int)$this->‪getBackendUser()->workspace));
 
        return $queryBuilder;
    }
}