/// <summary> /// 更新评论的数量 /// </summary> public bool Updatepl(starweibo.Model.blogInfo model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update blogInfo set "); strSql.Append("plNum=@plNum"); strSql.Append(" where blogId=@blogId"); SqlParameter[] parameters = { new SqlParameter("@plNum", SqlDbType.Int, 4), new SqlParameter("@blogId", SqlDbType.Int, 4) }; parameters[0].Value = model.plNum; parameters[1].Value = model.blogId; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(starweibo.Model.blogInfo model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update blogInfo set "); strSql.Append("blogContent=@blogContent,"); strSql.Append("blogAuthorId=@blogAuthorId,"); strSql.Append("blogPubTime=@blogPubTime,"); strSql.Append("parentId=@parentId,"); strSql.Append("blogState=@blogState,"); strSql.Append("zanNum=@zanNum,"); strSql.Append("plNum=@plNum"); strSql.Append(" where blogId=@blogId"); SqlParameter[] parameters = { new SqlParameter("@blogContent", SqlDbType.NVarChar, 500), new SqlParameter("@blogAuthorId", SqlDbType.Int, 4), new SqlParameter("@blogPubTime", SqlDbType.DateTime), new SqlParameter("@parentId", SqlDbType.Int, 4), new SqlParameter("@blogState", SqlDbType.NVarChar, 10), new SqlParameter("@zanNum", SqlDbType.Int, 4), new SqlParameter("@plNum", SqlDbType.Int, 4), new SqlParameter("@blogId", SqlDbType.Int, 4) }; parameters[0].Value = model.blogContent; parameters[1].Value = model.blogAuthorId; parameters[2].Value = model.blogPubTime; parameters[3].Value = model.parentId; parameters[4].Value = model.blogState; parameters[5].Value = model.zanNum; parameters[6].Value = model.plNum; parameters[7].Value = model.blogId; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public starweibo.Model.blogInfo DataRowToModel(DataRow row) { starweibo.Model.blogInfo model = new starweibo.Model.blogInfo(); if (row != null) { if (row["blogId"] != null && row["blogId"].ToString() != "") { model.blogId = int.Parse(row["blogId"].ToString()); } if (row["blogContent"] != null) { model.blogContent = row["blogContent"].ToString(); } if (row["blogAuthorId"] != null && row["blogAuthorId"].ToString() != "") { model.blogAuthorId = int.Parse(row["blogAuthorId"].ToString()); } if (row["blogPubTime"] != null && row["blogPubTime"].ToString() != "") { model.blogPubTime = DateTime.Parse(row["blogPubTime"].ToString()); } if (row["parentId"] != null && row["parentId"].ToString() != "") { model.parentId = int.Parse(row["parentId"].ToString()); } if (row["blogState"] != null) { model.blogState = row["blogState"].ToString(); } if (row["zanNum"] != null && row["zanNum"].ToString() != "") { model.zanNum = int.Parse(row["zanNum"].ToString()); } if (row["plNum"] != null && row["plNum"].ToString() != "") { model.plNum = int.Parse(row["plNum"].ToString()); } } return(model); }
/// <summary> /// 增加一条数据 /// </summary> public int Add(starweibo.Model.blogInfo model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into blogInfo("); strSql.Append("blogContent,blogAuthorId,blogPubTime,parentId,blogState,zanNum,plNum)"); strSql.Append(" values ("); strSql.Append("@blogContent,@blogAuthorId,@blogPubTime,@parentId,@blogState,@zanNum,@plNum)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@blogContent", SqlDbType.NVarChar, 500), new SqlParameter("@blogAuthorId", SqlDbType.Int, 4), new SqlParameter("@blogPubTime", SqlDbType.DateTime), new SqlParameter("@parentId", SqlDbType.Int, 4), new SqlParameter("@blogState", SqlDbType.NVarChar, 10), new SqlParameter("@zanNum", SqlDbType.Int, 4), new SqlParameter("@plNum", SqlDbType.Int, 4) }; parameters[0].Value = model.blogContent; parameters[1].Value = model.blogAuthorId; parameters[2].Value = model.blogPubTime; parameters[3].Value = model.parentId; parameters[4].Value = model.blogState; parameters[5].Value = model.zanNum; parameters[6].Value = model.plNum; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// 得到一个对象实体 /// </summary> public starweibo.Model.blogInfo GetModel(int blogId) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 blogId,blogContent,blogAuthorId,blogPubTime,parentId,blogState,zanNum,plNum from blogInfo "); strSql.Append(" where blogId=@blogId"); SqlParameter[] parameters = { new SqlParameter("@blogId", SqlDbType.Int, 4) }; parameters[0].Value = blogId; starweibo.Model.blogInfo model = new starweibo.Model.blogInfo(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }