9.5/_form_condition_functions_provider_8php_source.html

<?php

declare(strict_types = 1);


namespace ‪TYPO3\CMS\Form\Domain\Condition\Functions;


/*

 * 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 Symfony\Component\ExpressionLanguage\ExpressionFunction;

use Symfony\Component\ExpressionLanguage\ExpressionFunctionProviderInterface;


class ‪FormConditionFunctionsProvider implements ExpressionFunctionProviderInterface

{


    public function ‪getFunctions()

    {

        return [

            $this->‪getFormValueFunction()

        ];

    }


    protected function ‪getFormValueFunction(): ExpressionFunction

    {

        return new ExpressionFunction(

            'getFormValue',

            function () {

                // Not implemented, we only use the evaluator

            },

            function ($arguments, $field) {

                return $arguments['formValues'][$field] ?? null;

            }

        );

    }

}