ElementBrowser.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\Form\FieldControl;
 
use ‪TYPO3\CMS\Backend\Form\AbstractNode;
use ‪TYPO3\CMS\Backend\Form\InlineStackProcessor;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
 
class ‪ElementBrowser extends ‪AbstractNode
{
    public function ‪render()
    {
        $table = $this->data['tableName'];
        $fieldName = $this->data['fieldName'];
        $parameterArray = $this->data['parameterArray'];
        $elementName = $parameterArray['itemFormElName'];
        $config = $parameterArray['fieldConf']['config'];
        $internalType = (string)$config['internal_type'];
        $allowed = $config['allowed'];
 
        if (isset($config['readOnly']) && $config['readOnly']) {
            return [];
        }
 
        if ($internalType === 'db') {
            $title = 'LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.browse_db';
        } else {
            $title = 'LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.browse_file';
        }
 
        // Check against inline uniqueness - Create some onclick js for delete control and element browser
        // to override record selection in some FAL scenarios - See 'appearance' docs of group element
        $inlineStackProcessor = GeneralUtility::makeInstance(InlineStackProcessor::class);
        $inlineStackProcessor->initializeByGivenStructure($this->data['inlineStructure']);
        $elementBrowserOnClickInline = '';
        if ($this->data['isInlineChild']
            && $this->data['inlineParentUid']
            && $this->data['inlineParentConfig']['foreign_table'] === $table
            && $this->data['inlineParentConfig']['foreign_unique'] === $fieldName
        ) {
            $objectPrefix = $inlineStackProcessor->getCurrentStructureDomObjectIdPrefix($this->data['inlineFirstPid']) . '-' . $table;
            $elementBrowserOnClickInline = $objectPrefix;
        }
        $elementBrowserType = $internalType;
        if (is_array($config['appearance']) && isset($config['appearance']['elementBrowserType'])) {
            $elementBrowserType = $config['appearance']['elementBrowserType'];
        }
        if (is_array($config['appearance']) && isset($config['appearance']['elementBrowserAllowed'])) {
            $allowed = $config['appearance']['elementBrowserAllowed'];
        }
        // Remove any white-spaces from the allowed extension lists
        $elementBrowserAllowed = implode(',', ‪GeneralUtility::trimExplode(',', $allowed, true));
 
        return [
            'iconIdentifier' => 'actions-insert-record',
            'title' => $title,
            'linkAttributes' => [
                'class' => 't3js-element-browser',
                'data-mode' => htmlspecialchars($elementBrowserType),
                'data-params' => htmlspecialchars($elementName . '|||' . $elementBrowserAllowed . '|' . $elementBrowserOnClickInline)
            ],
        ];
    }
}