AbstractLinkHandler.php

Go to the documentation of this file.

<?php
namespace TYPO3\CMS\Recordlist\LinkHandler;

/*
 * 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\Imaging\IconFactory;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Lang\LanguageService;
use TYPO3\CMS\Recordlist\Controller\AbstractLinkBrowserController;

abstract class AbstractLinkHandler
{
    protected $linkAttributes = [ 'target', 'title', 'class', 'params', 'rel' ];

    protected $updateSupported = true;

    protected $linkBrowser;

    protected $iconFactory;

    public function __construct()
    {
    }

    public function initialize(AbstractLinkBrowserController $linkBrowser, $identifier, array $configuration)
    {
        $this->linkBrowser = $linkBrowser;
        $this->iconFactory = GeneralUtility::makeInstance(IconFactory::class);
    }

    public function getLinkAttributes()
    {
        return $this->linkAttributes;
    }

    public function modifyLinkAttributes(array $fieldDefinitions)
    {
        return $fieldDefinitions;
    }

    public function isUpdateSupported()
    {
        return $this->updateSupported;
    }

    protected function setTemporaryDbMounts()
    {
        $backendUser = $this->getBackendUser();

        // Clear temporary DB mounts
        $tmpMount = GeneralUtility::_GET('setTempDBmount');
        if (isset($tmpMount)) {
            $backendUser->setAndSaveSessionData('pageTree_temporaryMountPoint', (int)$tmpMount);
        }
        // Set temporary DB mounts
        $alternativeWebmountPoint = (int)$backendUser->getSessionData('pageTree_temporaryMountPoint');
        if ($alternativeWebmountPoint) {
            $alternativeWebmountPoint = GeneralUtility::intExplode(',', $alternativeWebmountPoint);
            $backendUser->setWebmounts($alternativeWebmountPoint);
        } else {
            // Setting alternative browsing mounts (ONLY local to browse_links.php this script so they stay "read-only")
            $alternativeWebmountPoints = trim($backendUser->getTSConfigVal('options.pageTree.altElementBrowserMountPoints'));
            $appendAlternativeWebmountPoints = $backendUser->getTSConfigVal('options.pageTree.altElementBrowserMountPoints.append');
            if ($alternativeWebmountPoints) {
                $alternativeWebmountPoints = GeneralUtility::intExplode(',', $alternativeWebmountPoints);
                $this->getBackendUser()->setWebmounts($alternativeWebmountPoints, $appendAlternativeWebmountPoints);
            }
        }
    }

    protected function getBackendUser()
    {
        return $GLOBALS['BE_USER'];
    }

    protected function getLanguageService()
    {
        return $GLOBALS['LANG'];
    }
}