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<?php | |
namespace Verja\Filter; | |
use Verja\Filter; | |
use Verja\Gate; | |
use Verja\Validator\DateTime as DateTimeValidator; | |
class DateTime extends Filter | |
{ | |
/** @var string */ | |
protected $format; | |
/** @var bool */ | |
protected $strict; | |
/** @var \DateTimeZone */ | |
protected $timeZone; | |
/** | |
* DateTime constructor. | |
* | |
* @param string|\DateTimeZone|int $timeZone | |
* @param string $format | |
* @param bool $strict | |
*/ | |
public function __construct($timeZone = null, string $format = null, bool $strict = false) | |
{ | |
$this->format = $format; | |
$this->strict = $strict; | |
$this->timeZone = self::safeCreateDateTimeZone($timeZone); | |
} | |
/** | |
* Filter $value | |
* | |
* @param mixed $value | |
* @param array $context | |
* @return mixed | |
*/ | |
public function filter($value, array $context = []) | |
{ | |
Gate::assert(new DateTimeValidator($this->format, $this->strict), $value); | |
return empty($this->format) ? new \DateTime($value, $this->timeZone) : | |
\DateTime::createFromFormat($this->format, $value, $this->timeZone); | |
} | |
/** | |
* Creates a DateTimeZone from a string, DateTimeZone or integer offset. | |
* | |
* @param \DateTimeZone|string|int|null $object | |
* | |
* @throws \InvalidArgumentException | |
* | |
* @return \DateTimeZone | |
*/ | |
protected static function safeCreateDateTimeZone($object) | |
{ | |
if ($object === null) { | |
return new \DateTimeZone(date_default_timezone_get()); | |
} | |
if ($object instanceof \DateTimeZone) { | |
return $object; | |
} | |
$tz = @timezone_open((string) $object); | |
if ($tz === false) { | |
throw new \InvalidArgumentException('Unknown or bad timezone ('.$object.')'); | |
} | |
return $tz; | |
} | |
} |