fitness-web/common/components/DateUtil.php

68 lines
1.5 KiB
PHP

<?php
/**
* Created by PhpStorm.
* User: rocho
* Date: 2016. 09. 08.
* Time: 7:01
*/
namespace common\components;
use yii\i18n\Formatter;
class DateUtil
{
public static function addMonth($timestamp, $monthCount = 1)
{
if ($timestamp instanceof \DateTime) {
$d1 = $timestamp;
} else {
$d1 = new \DateTime();
if (isset($timestamp)) {
$d1->setTimestamp($timestamp);
}
}
$monthToAdd = $monthCount;
$year = $d1->format('Y');
$month = $d1->format('n');
$day = $d1->format('d');
$year += floor($monthToAdd / 12);
$monthToAdd = $monthToAdd % 12;
$month += $monthToAdd;
if ($month > 12) {
$year++;
$month = $month % 12;
if ($month === 0)
$month = 12;
}
if (!checkdate($month, $day, $year)) {
$d2 = \DateTime::createFromFormat('Y-n-j', $year . '-' . $month . '-1');
$d2->modify('last day of');
} else {
$d2 = \DateTime::createFromFormat('Y-n-d', $year . '-' . $month . '-' . $day);
}
$d2->setTime(0, 0, 0);
return $d2;
}
public static function formatUtc($dateTimeObject)
{
$formatter = new Formatter;
$formatter->datetimeFormat = 'php:Y-m-d H:i:s';
$formatter->timeZone = 'UTC';
return $formatter->asDatetime($dateTimeObject);
}
}