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<?php |
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declare(strict_types=1); |
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namespace TYPO3\CMS\Install\Updates; |
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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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use TYPO3\CMS\Core\Database\ConnectionPool; |
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use TYPO3\CMS\Core\Database\Query\QueryBuilder; |
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use TYPO3\CMS\Core\Utility\GeneralUtility; |
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/** |
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* @internal This class is only meant to be used within EXT:install and is not part of the TYPO3 Core API. |
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*/ |
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class BackendUserLanguageMigration implements UpgradeWizardInterface |
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{ |
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private const TABLE_NAME = 'be_users'; |
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public function getIdentifier(): string |
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{ |
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return 'backendUserLanguage'; |
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} |
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public function getTitle(): string |
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{ |
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return 'Migrate backend users\' selected UI languages to new format.'; |
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} |
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public function getDescription(): string |
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{ |
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return 'Backend users now keep their preferred UI language for TYPO3 Backend in its own database field. This updates all backend user records.'; |
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} |
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public function getPrerequisites(): array |
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{ |
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return [ |
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DatabaseUpdatedPrerequisite::class |
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]; |
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} |
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public function updateNecessary(): bool |
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{ |
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return $this->hasRecordsToUpdate(); |
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} |
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public function executeUpdate(): bool |
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{ |
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$connection = $this->getConnectionPool()->getConnectionForTable(self::TABLE_NAME); |
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foreach ($this->getRecordsToUpdate() as $record) { |
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$currentDatabaseFieldValue = (string)$record['lang'] ?? ''; |
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$uc = unserialize($user['uc'] ?? '', ['allowed_classes' => false]); |
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// Check if the user has a preference set, otherwise use the default from the database field |
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// however, "default" is now explicitly set. |
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$selectedLanguage = $uc['lang'] ?? $currentDatabaseFieldValue; |
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if ($selectedLanguage === '') { |
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$selectedLanguage = 'default'; |
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} |
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// Everything set already in the DB field, so this can be skipped |
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if ($selectedLanguage === $currentDatabaseFieldValue) { |
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continue; |
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} |
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$connection->update( |
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self::TABLE_NAME, |
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['lang' => $selectedLanguage], |
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['uid' => (int)$record['uid']] |
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); |
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} |
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return true; |
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} |
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protected function hasRecordsToUpdate(): bool |
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{ |
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$queryBuilder = $this->getPreparedQueryBuilder(); |
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return (bool)$queryBuilder |
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->count('uid') |
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->execute() |
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->fetchColumn(); |
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} |
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protected function getRecordsToUpdate(): array |
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{ |
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return $this->getPreparedQueryBuilder()->select(...['uid', 'uc', 'lang'])->execute()->fetchAll(); |
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} |
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protected function getPreparedQueryBuilder(): QueryBuilder |
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{ |
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$queryBuilder = $this->getConnectionPool()->getQueryBuilderForTable(self::TABLE_NAME); |
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$queryBuilder->getRestrictions()->removeAll(); |
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$queryBuilder->from(self::TABLE_NAME); |
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return $queryBuilder; |
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} |
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protected function getConnectionPool(): ConnectionPool |
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{ |
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return GeneralUtility::makeInstance(ConnectionPool::class); |
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} |
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} |
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TYPO3 /
TYPO3.CMS
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