124 lines
4.2 KiB
PHP
124 lines
4.2 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\Core\ExpressionLanguage\FunctionsProvider;
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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\Core\Site\Entity\SiteInterface;
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use TYPO3\CMS\Core\Site\Entity\SiteLanguage;
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/**
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* Functions available in 'TypoScript' context. Note these rely on variables
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* being hand over, see IncludeTreeConditionMatcherVisitor for more details.
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*
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* @internal
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*/
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readonly class Typo3ConditionFunctionsProvider 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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$this->getSessionFunction(),
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$this->getSiteFunction(),
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$this->getSiteLanguageFunction(),
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$this->getLocaleFunction(),
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];
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}
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protected function getSessionFunction(): ExpressionFunction
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{
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return new ExpressionFunction(
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'session',
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static fn() => null, // Not implemented, we only use the evaluator
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static function ($arguments, $str) {
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$retVal = null;
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$keyParts = explode('|', $str);
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$sessionKey = array_shift($keyParts);
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$frontendUser = $arguments['request']->getFrontendUser();
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if ($frontendUser) {
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$retVal = $frontendUser->getSessionData($sessionKey);
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foreach ($keyParts as $keyPart) {
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if (is_object($retVal)) {
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$retVal = $retVal->{$keyPart};
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} elseif (is_array($retVal)) {
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$retVal = $retVal[$keyPart];
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} else {
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break;
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}
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}
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}
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return $retVal;
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}
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);
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}
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protected function getSiteFunction(): ExpressionFunction
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{
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return new ExpressionFunction(
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'site',
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static fn() => null, // Not implemented, we only use the evaluator
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static function ($arguments, $str) {
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$site = $arguments['site'] ?? null;
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if ($site instanceof SiteInterface) {
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$methodName = 'get' . ucfirst(trim($str));
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if (method_exists($site, $methodName)) {
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return $site->$methodName();
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}
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}
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return null;
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}
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);
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}
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protected function getSiteLanguageFunction(): ExpressionFunction
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{
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return new ExpressionFunction(
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'siteLanguage',
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static fn() => null, // Not implemented, we only use the evaluator
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static function ($arguments, $str) {
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$siteLanguage = $arguments['siteLanguage'] ?? null;
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if ($siteLanguage instanceof SiteLanguage) {
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$methodName = 'get' . ucfirst(trim($str));
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if (method_exists($siteLanguage, $methodName)) {
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return $siteLanguage->$methodName();
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}
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}
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return null;
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}
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);
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}
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protected function getLocaleFunction(): ExpressionFunction
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{
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return new ExpressionFunction(
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'locale',
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static fn() => null, // Not implemented, we only use the evaluator
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static function (array $arguments) {
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$siteLanguage = $arguments['siteLanguage'] ?? null;
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if ($siteLanguage instanceof SiteLanguage) {
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return $siteLanguage->getLocale();
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}
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return null;
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}
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);
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}
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}
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