DateViewHelper.php

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<?php
namespace ‪TYPO3\CMS\Fluid\ViewHelpers\Format;
 
/*
 * 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 ‪TYPO3\CMS\Core\Context\Context;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
use ‪TYPO3\CMS\Core\Utility\MathUtility;
use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
use TYPO3Fluid\Fluid\Core\ViewHelper\Exception;
use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithContentArgumentAndRenderStatic;
 
class ‪DateViewHelper extends AbstractViewHelper
{
    use CompileWithContentArgumentAndRenderStatic;
 
    protected ‪$escapeChildren = false;
 
    public function ‪initializeArguments()
    {
        $this->registerArgument('date', 'mixed', 'Either an object implementing DateTimeInterface or a string that is accepted by DateTime constructor');
        $this->registerArgument('format', 'string', 'Format String which is taken to format the Date/Time', false, '');
        $this->registerArgument('base', 'mixed', 'A base time (an object implementing DateTimeInterface or a string) used if $date is a relative date specification. Defaults to current time.');
    }
 
    public static function ‪renderStatic(array $arguments, \Closure $renderChildrenClosure, RenderingContextInterface $renderingContext)
    {
        $format = $arguments['format'];
        $base = $arguments['base'] ?? GeneralUtility::makeInstance(Context::class)->getPropertyFromAspect('date', 'timestamp');
        if (is_string($base)) {
            $base = trim($base);
        }
 
        if ($format === '') {
            $format = ‪$GLOBALS['TYPO3_CONF_VARS']['SYS']['ddmmyy'] ?: 'Y-m-d';
        }
 
        $date = $renderChildrenClosure();
        if ($date === null) {
            return '';
        }
 
        if (is_string($date)) {
            $date = trim($date);
        }
 
        if ($date === '') {
            $date = 'now';
        }
 
        if (!$date instanceof \DateTimeInterface) {
            try {
                $base = $base instanceof \DateTimeInterface ? $base->format('U') : strtotime((‪MathUtility::canBeInterpretedAsInteger($base) ? '@' : '') . $base);
                $dateTimestamp = strtotime((‪MathUtility::canBeInterpretedAsInteger($date) ? '@' : '') . $date, $base);
                $date = new \DateTime('@' . $dateTimestamp);
                $date->setTimezone(new \DateTimeZone(date_default_timezone_get()));
            } catch (\Exception $exception) {
                throw new Exception('"' . $date . '" could not be parsed by \DateTime constructor: ' . $exception->getMessage(), 1241722579);
            }
        }
 
        if (strpos($format, '%') !== false) {
            return strftime($format, $date->format('U'));
        }
        return $date->format($format);
    }
}