DateComparator.php

<?php


/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Symfony\Component\Finder\Comparator;


/**
 * DateCompare compiles date comparisons.
 *
 * @author Fabien Potencier <fabien@symfony.com>
 */
class DateComparator extends Comparator {
    
    /**
     * @param string $test A comparison string
     *
     * @throws \InvalidArgumentException If the test is not understood
     */
    public function __construct(string $test) {
        if (!preg_match('#^\\s*(==|!=|[<>]=?|after|since|before|until)?\\s*(.+?)\\s*$#i', $test, $matches)) {
            throw new \InvalidArgumentException(\sprintf('Don\'t understand "%s" as a date test.', $test));
        }
        try {
            $date = new \DateTimeImmutable($matches[2]);
            $target = $date->format('U');
        } catch (\Exception) {
            throw new \InvalidArgumentException(\sprintf('"%s" is not a valid date.', $matches[2]));
        }
        $operator = $matches[1] ?? '==';
        if ('since' === $operator || 'after' === $operator) {
            $operator = '>';
        }
        if ('until' === $operator || 'before' === $operator) {
            $operator = '<';
        }
        parent::__construct($target, $operator);
    }

}