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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 TYPO3\CMS\Fluid\ViewHelpers\Uri;
use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithRenderStatic;
/**
* A ViewHelper for creating URIs to external targets.
* Currently the specified URI is simply passed through.
*
* Examples
* ========
*
* Default
* -------
*
* ::
*
* <f:uri.external uri="https://www.typo3.org" />
*
* ``https://www.typo3.org``
*
* Custom default scheme
* ---------------------
*
* ::
*
* <f:uri.external uri="typo3.org" defaultScheme="ftp" />
*
* ``ftp://typo3.org``
*/
final class ExternalViewHelper extends AbstractViewHelper
{
use CompileWithRenderStatic;
public function initializeArguments(): void
{
$this->registerArgument('uri', 'string', 'target URI', true);
$this->registerArgument('defaultScheme', 'string', 'scheme the href attribute will be prefixed with if specified $uri does not contain a scheme already', false, 'https');
}
public static function renderStatic(array $arguments, \Closure $renderChildrenClosure, RenderingContextInterface $renderingContext): string
{
$uri = $arguments['uri'];
$defaultScheme = $arguments['defaultScheme'];
$scheme = parse_url($uri, PHP_URL_SCHEME);
if ($scheme === null && $defaultScheme !== '') {
$uri = $defaultScheme . '://' . $uri;
}
return $uri;
}
}