/**
* Constructs Timezone
*
* @param mixed $value The timezone value
*
* @throws DomainException When the value is not a valid timezone
*/
public function __construct($value)
{
if (!Validate::isTimezone($value)) {
$message = sprintf('Invalid timezone: %s', VarPrinter::toString($value));
throw new DomainException($message);
}
if ($value instanceof DateTimeZone) {
$value = $value->getName();
}
$this->value = (string) $value;
}
/**
* Creates instance from a timestamp and timezone
*
* @param int $timestamp The timestamp
* @param string|null $timezone The timezone string or null for default
*
* @return Time
*/
public static function fromTimestamp(int $timestamp, string $timezone = null) : Time
{
$timezone = $timezone ?: date_default_timezone_get();
assert(Validate::isTimezone($timezone), sprintf('Invalid timezone: %s', $timezone));
$time = sprintf('%d', $timestamp);
$dateTime = DateTimeImmutable::createFromFormat('U', $time, new DateTimeZone('UTC'));
$dateTime = $dateTime->setTimezone(new DateTimeZone($timezone));
$hour = (int) $dateTime->format('G');
$minute = (int) $dateTime->format('i');
$second = (int) $dateTime->format('s');
return new static($hour, $minute, $second);
}
/**
* @dataProvider invalidTimezoneProvider
*/
public function test_that_is_timezone_returns_false_for_invalid_value($value)
{
$this->assertFalse(Validate::isTimezone($value));
}
/**
* Creates instance from a timestamp and timezone
*
* @param int $timestamp The timestamp
* @param string|null $timezone The timezone string or null for default
*
* @return Date
*/
public static function fromTimestamp(int $timestamp, string $timezone = null) : Date
{
$timezone = $timezone ?: date_default_timezone_get();
assert(Validate::isTimezone($timezone), sprintf('Invalid timezone: %s', $timezone));
$time = sprintf('%d', $timestamp);
$dateTime = DateTimeImmutable::createFromFormat('U', $time, new DateTimeZone('UTC'));
$dateTime = $dateTime->setTimezone(new DateTimeZone($timezone));
$year = (int) $dateTime->format('Y');
$month = (int) $dateTime->format('n');
$day = (int) $dateTime->format('j');
return new static($year, $month, $day);
}
