/** * {@inheritdoc} */ public function reverseTransform($rfc3339) { if (!is_string($rfc3339)) { throw new TransformationFailedException('Expected a string.'); } if ('' === $rfc3339) { return; } try { $dateTime = new Date($rfc3339); } catch (\Exception $e) { throw new TransformationFailedException($e->getMessage(), $e->getCode(), $e); } if ($this->outputTimezone !== $dateTime->getTimezone()->getName()) { try { $dateTime->setTimezone(new \DateTimeZone($this->inputTimezone)); } catch (\Exception $e) { throw new TransformationFailedException($e->getMessage(), $e->getCode(), $e); } } if (preg_match('/(\\d{4})-(\\d{2})-(\\d{2})/', $rfc3339, $matches)) { if (!checkdate($matches[2], $matches[3], $matches[1])) { throw new TransformationFailedException(sprintf('The date "%s-%s-%s" is not a valid date.', $matches[1], $matches[2], $matches[3])); } } return $dateTime; }