vendor/symfony/intl/Symfony/Component/Intl/DateFormatter/DateFormat/QuarterTransformer.php


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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 quarter format
 *
 * @author Igor Wiedler <igor@wiedler.ch>
 */
class QuarterTransformer extends Transformer
{
    /**
     * {@inheritDoc}
     */
    public function format(\DateTime $dateTime, $length)
    {
        $month = (int) $dateTime->format('n');
        $quarter = (int) floor(($month - 1) / 3) + 1;
        switch ($length) {
            case 1:
            case 2:
                return $this->padLeft($quarter, $length);
            case 3:
                return 'Q'.$quarter;
            default:
                $map = array(1 => '1st quarter', 2 => '2nd quarter', 3 => '3rd quarter', 4 => '4th quarter');

                return $map[$quarter];
        }
    }

    /**
     * {@inheritDoc}
     */
    public function getReverseMatchingRegExp($length)
    {
        switch ($length) {
            case 1:
            case 2:
                return '\d{'.$length.'}';
            case 3:
                return 'Q\d';
            default:
                return '(?:1st|2nd|3rd|4th) quarter';
        }
    }

    /**
     * {@inheritDoc}
     */
    public function extractDateOptions($matched, $length)
    {
        return array();
    }
}