public override bool CheckConfig(UploadersConfig config) { return(config.AmazonS3Settings != null && !string.IsNullOrEmpty(config.AmazonS3Settings.AccessKeyID) && !string.IsNullOrEmpty(config.AmazonS3Settings.SecretAccessKey) && !string.IsNullOrEmpty(config.AmazonS3Settings.Bucket) && AmazonS3.GetCurrentRegion(config.AmazonS3Settings) != AmazonS3.UnknownEndpoint); }