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120 office 1 <?php
2  
3 /*
4 * This file is part of the Symfony package.
5 *
6 * (c) Fabien Potencier <fabien@symfony.com>
7 *
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
10 */
11  
12 namespace Symfony\Component\Finder\Comparator;
13  
14 /**
15 * DateCompare compiles date comparisons.
16 *
17 * @author Fabien Potencier <fabien@symfony.com>
18 */
19 class DateComparator extends Comparator
20 {
21 /**
22 * Constructor.
23 *
24 * @param string $test A comparison string
25 *
26 * @throws \InvalidArgumentException If the test is not understood
27 */
28 public function __construct($test)
29 {
30 if (!preg_match('#^\s*(==|!=|[<>]=?|after|since|before|until)?\s*(.+?)\s*$#i', $test, $matches)) {
31 throw new \InvalidArgumentException(sprintf('Don\'t understand "%s" as a date test.', $test));
32 }
33  
34 try {
35 $date = new \DateTime($matches[2]);
36 $target = $date->format('U');
37 } catch (\Exception $e) {
38 throw new \InvalidArgumentException(sprintf('"%s" is not a valid date.', $matches[2]));
39 }
40  
41 $operator = isset($matches[1]) ? $matches[1] : '==';
42 if ('since' === $operator || 'after' === $operator) {
43 $operator = '>';
44 }
45  
46 if ('until' === $operator || 'before' === $operator) {
47 $operator = '<';
48 }
49  
50 $this->setOperator($operator);
51 $this->setTarget($target);
52 }
53 }