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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 MASK\Mask\ExpressionLanguage;
use Symfony\Component\ExpressionLanguage\ExpressionFunction;
use Symfony\Component\ExpressionLanguage\ExpressionFunctionProviderInterface;
class MaskFunctionsProvider implements ExpressionFunctionProviderInterface
{
public function getFunctions(): array
{
return [
$this->maskBeLayout(),
];
}
protected function maskBeLayout(): ExpressionFunction
{
return new ExpressionFunction(
'maskBeLayout',
static function ($param) {},
static function ($arguments, $param = null) {
$layout = (string)$param;
$backend_layout = (string)($arguments['page']['backend_layout'] ?? '');
$layoutWithPrefix = 'pagets__' . $layout;
// If backend_layout is set on current page
if ($backend_layout !== '') {
return in_array($backend_layout, [$layout, $layoutWithPrefix], true);
}
// If not in context of a tree, nothing to do here.
if (!isset($arguments['tree'])) {
return false;
}
// If backend_layout is not set on current page, check backend_layout_next_level on rootline
$rootline = $arguments['tree']->rootLine;
// Sort rootline by (indexed) key, because the order depends on the context.
// For example calling the condition matcher in the FormEngineDataProvider
// returns the rootline in reversed order.
ksort($rootline);
$rootline = array_reverse($rootline);
$rootline = array_splice($rootline, 1, -1);
foreach ($rootline as $page) {
$backend_layout_next_level = (string)$page['backend_layout_next_level'];
if ($backend_layout_next_level !== '') {
return in_array($backend_layout_next_level, [$layout, $layoutWithPrefix], true);
}
}
return false;
}
);
}
}