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<?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\Intl\DateFormatter\DateFormat;
/**
* Parser and formatter for day of week format.
*
* @author Igor Wiedler <igor@wiedler.ch>
*
* @internal
*/
class DayOfWeekTransformer extends Transformer
{
/**
* {@inheritdoc}
*/
public function format(\DateTime $dateTime, int $length): string
{
$dayOfWeek = $dateTime->format('l');
switch ($length) {
case 4:
return $dayOfWeek;
case 5:
return $dayOfWeek[0];
case 6:
return substr($dayOfWeek, 0, 2);
default:
return substr($dayOfWeek, 0, 3);
}
}
/**
* {@inheritdoc}
*/
public function getReverseMatchingRegExp(int $length): string
{
switch ($length) {
case 4:
return 'Monday|Tuesday|Wednesday|Thursday|Friday|Saturday|Sunday';
case 5:
return '[MTWFS]';
case 6:
return 'Mo|Tu|We|Th|Fr|Sa|Su';
default:
return 'Mon|Tue|Wed|Thu|Fri|Sat|Sun';
}
}
/**
* {@inheritdoc}
*/
public function extractDateOptions(string $matched, int $length): array
{
return [];
}
}
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