/// <summary>
        /// 得到回复规则的语音信息
        /// </summary>
        /// <param name="rid">规则主键Id</param>
        /// <returns></returns>
        public RequestRuleContentEntity GetMusicContent(string rid)
        {
            RequestRuleContentEntity model = new RequestRuleContentEntity();
            var expression = ExtLinq.True <RequestRuleContentEntity>();

            expression = expression.And(t => t.RId == rid);
            model      = rlcservice.IQueryable(expression).OrderBy(t => t.CreateDate).FirstOrDefault <RequestRuleContentEntity>();

            return(model);
        }
        /// <summary>
        /// 得到回复规则的纯文本信息
        /// </summary>
        /// <param name="rid">规则主键Id</param>
        /// <returns></returns>
        public string GetTxtContent(string rid)
        {
            RequestRuleContentEntity model = new RequestRuleContentEntity();
            var expression = ExtLinq.True <RequestRuleContentEntity>();

            expression = expression.And(t => t.RId == rid);
            model      = rlcservice.IQueryable(expression).OrderBy(t => t.CreateDate).FirstOrDefault <RequestRuleContentEntity>();
            if (model != null)
            {
                return(model.RContent);
            }
            return(null);
        }