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<?php
namespace Automattic\WooCommerce\Utilities;
use \DateTime;
use \DateTimeZone;
use \Exception;
/**
* Class with date and time utilities.
*/
class TimeUtil {
/**
* Instance of a DateTimeZone object representing UTC.
*
* @var DateTimeZone
*/
private static DateTimeZone $utc_date_time_zone;
/**
* Class constructor.
*/
public function __construct() {
self::$utc_date_time_zone = new DateTimeZone( 'UTC' );
}
/**
* Get the instance of the DateTimeZone object representing UTC.
*
* @return DateTimeZone DateTimeZone object representing UTC.
*/
public static function get_utc_date_time_zone(): DateTimeZone {
return self::$utc_date_time_zone;
}
/**
* Check if a string represents a valid date in a given format.
*
* @param string $date The date string to check.
* @param string $format The format to verify the date string against.
* @return bool True if $date represents a valid date/time according to $format, false otherwise.
*/
public static function is_valid_date( string $date, string $format = 'Y-m-d H:i:s' ): bool {
$d = DateTime::createFromFormat( $format, $date );
return $d && $d->format( $format ) === $date;
}
}