Twilio::resolveStatus

static function resolveStatus($serviceStatus)
{
	$status = parent::resolveStatus($serviceStatus);

	switch ((string)$serviceStatus)
	{
		case 'accepted':
			return MessageServiceMessageStatus::ACCEPTED;
			break;
		case 'queued':
			return MessageServiceMessageStatus::QUEUED;
			break;
		case 'sending':
			return MessageServiceMessageStatus::SENDING;
			break;
		case 'sent':
			return MessageServiceMessageStatus::SENT;
			break;
		case 'delivered':
			return MessageServiceMessageStatus::DELIVERED;
			break;
		case 'undelivered':
			return MessageServiceMessageStatus::UNDELIVERED;
			break;
		case 'failed':
			return MessageServiceMessageStatus::FAILED;
			break;
	}

	return $status;
}