LinkPopup.php

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<?php
declare(strict_types = 1);
namespace TYPO3\CMS\Backend\Form\FieldControl;

/*
 * 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\Backend\Form\AbstractNode;
use TYPO3\CMS\Backend\Utility\BackendUtility;
use TYPO3\CMS\Core\Utility\GeneralUtility;

class LinkPopup extends AbstractNode
{
    public function render(): array
    {
        $options = $this->data['renderData']['fieldControlOptions'];

        $title = $options['title'] ?? 'LLL:EXT:lang/Resources/Private/Language/locallang_core.xlf:labels.link';

        $parameterArray = $this->data['parameterArray'];
        $itemName = $parameterArray['itemFormElName'];
        $windowOpenParameters = $options['windowOpenParameters'] ?? 'height=800,width=1000,status=0,menubar=0,scrollbars=1';

        $linkBrowserArguments = [];
        if (isset($options['blindLinkOptions'])) {
            $linkBrowserArguments['blindLinkOptions'] = $options['blindLinkOptions'];
        }
        if (isset($options['blindLinkFields'])) {
            $linkBrowserArguments['blindLinkFields'] = $options['blindLinkFields'];
        }
        if (isset($options['allowedExtensions'])) {
            $linkBrowserArguments['allowedExtensions'] = $options['allowedExtensions'];
        }
        $urlParameters = [
            'P' => [
                'params' => $linkBrowserArguments,
                'table' => $this->data['tableName'],
                'uid' => $this->data['databaseRow']['uid'],
                'pid' => $this->data['databaseRow']['pid'],
                'field' => $this->data['fieldName'],
                'formName' => 'editform',
                'itemName' => $itemName,
                'hmac' => GeneralUtility::hmac('editform' . $itemName, 'wizard_js'),
                'fieldChangeFunc' => $parameterArray['fieldChangeFunc'],
                'fieldChangeFuncHash' => GeneralUtility::hmac(serialize($parameterArray['fieldChangeFunc'])),
            ],
        ];
        $url = BackendUtility::getModuleUrl('wizard_link', $urlParameters);
        $onClick = [];
        $onClick[] = 'this.blur();';
        $onClick[] = 'vHWin=window.open(';
        $onClick[] =    GeneralUtility::quoteJSvalue($url);
        $onClick[] =    '+\'&P[currentValue]=\'+TBE_EDITOR.rawurlencode(';
        $onClick[] =        'document.editform[' . GeneralUtility::quoteJSvalue($itemName) . '].value';
        $onClick[] =    ')';
        $onClick[] =    '+\'&P[currentSelectedValues]=\'+TBE_EDITOR.curSelected(';
        $onClick[] =        GeneralUtility::quoteJSvalue($itemName);
        $onClick[] =    '),';
        $onClick[] =    '\'\',';
        $onClick[] =    GeneralUtility::quoteJSvalue($windowOpenParameters);
        $onClick[] = ');';
        $onClick[] = 'vHWin.focus();';
        $onClick[] = 'return false;';

        return [
            'iconIdentifier' => 'actions-wizard-link',
            'title' => $title,
            'linkAttributes' => [
                'onClick' => implode('', $onClick),
            ],
        ];
    }
}