PageShortcutParentUpdate.php

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<?php
namespace TYPO3\CMS\Install\Updates;

/*
 * 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\Database\ConnectionPool;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Frontend\Page\PageRepository;

class PageShortcutParentUpdate extends AbstractUpdate
{
    protected $title = 'Update page shortcuts with shortcut type "Parent of selected or current page"';

    public function checkForUpdate(&$description)
    {
        if ($this->isWizardDone()) {
            return false;
        }

        $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable('pages');
        $queryBuilder->getRestrictions()->removeAll();
        $numberOfAffectedPages = $queryBuilder->count('uid')
            ->from('pages')
            ->where(
                $queryBuilder->expr()->neq('shortcut', $queryBuilder->createNamedParameter(0, \PDO::PARAM_INT)),
                $queryBuilder->expr()->eq(
                    'shortcut_mode',
                    $queryBuilder->createNamedParameter(PageRepository::SHORTCUT_MODE_PARENT_PAGE, \PDO::PARAM_INT)
                )
            )
            ->execute()
            ->fetchColumn(0);

        if ($numberOfAffectedPages > 0) {
            $description = 'There are some shortcut pages that need to be updated in order to preserve their current'
                . ' behaviour.';
        }

        return (bool)$numberOfAffectedPages;
    }

    public function performUpdate(array &$databaseQueries, &$customMessage)
    {
        $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable('pages');
        $queryBuilder->update('pages')
            ->where(
                $queryBuilder->expr()->neq('shortcut', $queryBuilder->createNamedParameter(0, \PDO::PARAM_INT)),
                $queryBuilder->expr()->eq(
                    'shortcut_mode',
                    $queryBuilder->createNamedParameter(PageRepository::SHORTCUT_MODE_PARENT_PAGE, \PDO::PARAM_INT)
                )
            )
            ->set('shortcut', 0, false);
        $databaseQueries[] = $queryBuilder->getSQL();
        $queryBuilder->execute();
        $this->markWizardAsDone();
        return true;
    }
}