9.5/_preview_user_authentication_8php_source.html

<?php

declare(strict_types = 1);


namespace ‪TYPO3\CMS\Workspaces\Authentication;


/*

 * 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\Authentication\BackendUserAuthentication;

use ‪TYPO3\CMS\Core\Database\ConnectionPool;

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

use ‪TYPO3\CMS\Core\Type\Bitmask\Permission;

use ‪TYPO3\CMS\Core\Utility\GeneralUtility;


class ‪PreviewUserAuthentication extends ‪BackendUserAuthentication

{

    public function ‪__construct()

    {

        parent::__construct();

        $this->name = 'ADMCMD_prev';

    }


    public function ‪checkWorkspace($wsRec, ‪$fields = 'uid,title,adminusers,members,reviewers,publish_access,stagechg_notification')

    {

        // If not array, look up workspace record:

        if (!is_array($wsRec)) {

            switch ((int)$wsRec) {

                case '0':

                    $wsRec = ['uid' => (int)$wsRec];

                    break;

                default:

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

                    $queryBuilder->getRestrictions()->add(GeneralUtility::makeInstance(RootLevelRestriction::class));

                    $wsRec = $queryBuilder->select(...GeneralUtility::trimExplode(',', ‪$fields))

                        ->from('sys_workspace')

                        ->where($queryBuilder->expr()->eq(

                            'uid',

                            $queryBuilder->createNamedParameter($wsRec, \PDO::PARAM_INT)

                        ))

                        ->orderBy('title')

                        ->setMaxResults(1)

                        ->execute()

                        ->fetch(\PDO::FETCH_ASSOC);

            }

        }

        // If the workspace exists in the database, the preview user is automatically a member to that workspace

        if (is_array($wsRec)) {

            return array_merge($wsRec, ['_ACCESS' => 'member']);

        }

        return false;

    }


    public function ‪getPagePermsClause($perms)

    {

        if ($perms === ‪Permission::PAGE_SHOW) {

            return '1=1';

        }

        return '0=1';

    }


    public function ‪calcPerms($row)

    {

        return ‪Permission::PAGE_SHOW;

    }

}