71 lines
2.1 KiB
PHP
71 lines
2.1 KiB
PHP
<?php
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declare(strict_types=1);
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/*
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* This file is part of the TYPO3 CMS project.
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*
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* It is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, either version 2
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* of the License, or any later version.
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*
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* For the full copyright and license information, please read the
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* LICENSE.txt file that was distributed with this source code.
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*
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* The TYPO3 project - inspiring people to share!
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*/
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namespace TYPO3\CMS\Form\Domain\Condition\Functions;
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use Symfony\Component\ExpressionLanguage\ExpressionFunction;
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use Symfony\Component\ExpressionLanguage\ExpressionFunctionProviderInterface;
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use TYPO3\CMS\Extbase\Reflection\ObjectAccess;
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/**
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* @internal
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*/
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class FormConditionFunctionsProvider implements ExpressionFunctionProviderInterface
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{
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/**
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* @return ExpressionFunction[] An array of Function instances
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*/
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public function getFunctions(): array
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{
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return [
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$this->getFormValueFunction(),
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$this->getRootFormPropertyFunction(),
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];
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}
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/**
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* Shortcut function to access field values
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*/
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protected function getFormValueFunction(): ExpressionFunction
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{
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return new ExpressionFunction(
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'getFormValue',
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static fn() => null, // Not implemented, we only use the evaluator
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static function ($arguments, $field, $default = null) {
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return $arguments['formValues'][$field] ?? $default;
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}
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);
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}
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protected function getRootFormPropertyFunction(): ExpressionFunction
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{
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return new ExpressionFunction(
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'getRootFormProperty',
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static fn() => null, // Not implemented, we only use the evaluator
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static function ($arguments, $property) {
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$formDefinition = $arguments['formRuntime']->getFormDefinition();
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try {
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$value = ObjectAccess::getPropertyPath($formDefinition, $property);
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} catch (\Exception) {
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$value = null;
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}
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return $value;
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}
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);
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}
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}
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