/// <summary> /// 更新一条数据 /// </summary> public bool Update(Model.Sys_Focus model) { StringBuilder strSql = new StringBuilder(); StringBuilder str1 = new StringBuilder(); //利用反射获得属性的所有公共属性 PropertyInfo[] pros = model.GetType().GetProperties(); List <SqlParameter> paras = new List <SqlParameter>(); strSql.Append("update Sys_Focus set "); foreach (PropertyInfo pi in pros) { //如果不是主键则追加sql字符串 if (!pi.Name.Equals("ID")) { //判断属性值是否为空 if (pi.GetValue(model, null) != null) { str1.Append(pi.Name + "=@" + pi.Name + ","); //声明参数 paras.Add(new SqlParameter("@" + pi.Name, pi.GetValue(model, null))); //对参数赋值 } } } strSql.Append(str1.ToString().Trim(',')); strSql.Append(" where ID=@ID "); paras.Add(new SqlParameter("@ID", model.ID)); return(DbHelperSQL.ExecuteSql(strSql.ToString(), paras.ToArray()) > 0); }
/// <summary> /// 得到一个对象实体 /// </summary> public Model.Sys_Focus GetModel(int ID) { StringBuilder strSql = new StringBuilder(); StringBuilder str1 = new StringBuilder(); Model.Sys_Focus model = new Model.Sys_Focus(); //利用反射获得属性的所有公共属性 PropertyInfo[] pros = model.GetType().GetProperties(); foreach (PropertyInfo p in pros) { str1.Append(p.Name + ",");//拼接字段 } strSql.Append("select top 1 " + str1.ToString().Trim(',')); strSql.Append(" from Sys_Focus"); strSql.Append(" where ID=@ID"); SqlParameter[] parameters = { new SqlParameter("@ID", SqlDbType.Int, 4) }; parameters[0].Value = ID; DataTable dt = DbHelperSQL.Query(strSql.ToString(), parameters).Tables[0]; if (dt.Rows.Count > 0) { return(DataRowToModel(dt.Rows[0])); } else { return(null); } }
/// <summary> /// 将对象转换实体 /// </summary> public Model.Sys_Focus DataRowToModel(DataRow row) { Model.Sys_Focus model = new Model.Sys_Focus(); if (row != null) { //利用反射获得属性的所有公共属性 Type modelType = model.GetType(); for (int i = 0; i < row.Table.Columns.Count; i++) { //查找实体是否存在列表相同的公共属性 PropertyInfo proInfo = modelType.GetProperty(row.Table.Columns[i].ColumnName); if (proInfo != null && row[i] != DBNull.Value) { proInfo.SetValue(model, row[i], null);//用索引值设置属性值 } } } return(model); }
/// <summary> /// 增加一条数据 /// </summary> public int Add(Model.Sys_Focus model) { StringBuilder strSql = new StringBuilder(); StringBuilder str1 = new StringBuilder(); //数据字段 StringBuilder str2 = new StringBuilder(); //数据参数 //利用反射获得属性的所有公共属性 PropertyInfo[] pros = model.GetType().GetProperties(); List <SqlParameter> paras = new List <SqlParameter>(); strSql.Append("insert into Sys_Focus("); foreach (PropertyInfo pi in pros) { //如果不是主键则追加sql字符串 if (!pi.Name.Equals("ID")) { //判断属性值是否为空 if (pi.GetValue(model, null) != null) { str1.Append(pi.Name + ","); //拼接字段 str2.Append("@" + pi.Name + ","); //声明参数 paras.Add(new SqlParameter("@" + pi.Name, pi.GetValue(model, null))); //对参数赋值 } } } strSql.Append(str1.ToString().Trim(',')); strSql.Append(") values ("); strSql.Append(str2.ToString().Trim(',')); strSql.Append(") "); strSql.Append(";select @@IDENTITY;"); object obj = DbHelperSQL.GetSingle(strSql.ToString(), paras.ToArray()); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// 绑定单体对象 /// </summary> void BindModel() { BLL.Sys_Focus sys_BLL = new BLL.Sys_Focus(); Model.Sys_Focus sys_Model = sys_BLL.GetModel(PKID); FCode = sys_Model.FCode; FName = sys_Model.FName; FOrder = sys_Model.FOrder; FPic = sys_Model.FSmallPic; if (FPic != "") { string[] sArray = FPic.Split(','); foreach (string j in sArray) { FPic_List += "<li>"; FPic_List += "<input type=\"hidden\" name=\"ImgName\" value=\"" + j.ToString() + "\" />"; FPic_List += "<div class=\"img-box\">"; FPic_List += "<img src=\"" + GetImgUrl() + "/upload/product/" + j.ToString() + "\" onclick=\"setOpenImg(this.src);\" bigsrc=\"" + GetImgUrl() + "/upload/product/" + j.ToString() + "\" />"; FPic_List += "</div>"; FPic_List += "<a href=\"javascript:;\" onclick=\"delImg(this);\">删除</a>"; FPic_List += "</li>"; } } }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(Model.Sys_Focus model) { return(dal.Update(model)); }
/// <summary> /// 增加一条数据 /// </summary> public int Add(Model.Sys_Focus model) { return(dal.Add(model)); }
void Sys_Focus_Manage(HttpContext context) { #region 处理请求参数 string Id = context.Request["Id"]; int pkid = 0; if (!string.IsNullOrEmpty(Id)) { pkid = Convert.ToInt32(Id); } string FCode = StringHelper.NullToStr(context.Request["FCode"]); string FName = StringHelper.NullToStr(context.Request["FName"]); string FPicUrl = StringHelper.NullToStr(context.Request["FPicUrl"]); string FOrder = StringHelper.NullToStr(context.Request["FOrder"]); #endregion string jsonRet = ""; string retMsg = ""; UserInfo user = new UserInfo(); if (pkid < 1) { #region 添加操作 Model.Sys_Focus sys_Model = new Model.Sys_Focus(); BLL.Sys_Focus sys_BLL = new BLL.Sys_Focus(); sys_Model.FCode = FCode; sys_Model.FName = FName; sys_Model.FSmallPic = FPicUrl; sys_Model.FOrder = Utils.ToInt(FOrder); sys_Model.CreateUser = user.GetUserName(); sys_Model.CreateTime = DateTime.Now.ToLocalTime(); sys_Model.ModifyUser = user.GetUserName(); sys_Model.ModifyTime = DateTime.Now.ToLocalTime(); sys_Model.MoreCol1 = ""; sys_Model.MoreCol2 = ""; int ret = sys_BLL.Add(sys_Model); if (ret > 0) { retMsg = "添加成功"; jsonRet = "{retMsg:\"" + retMsg + "\"}"; } else { retMsg = "添加失败"; jsonRet = "{retMsg:\"" + retMsg + "\"}"; } context.Response.Write(retMsg); context.Response.End(); #endregion } else { #region 更新操作 Model.Sys_Focus sys_Model = new BLL.Sys_Focus().GetModel(pkid); BLL.Sys_Focus sys_BLL = new BLL.Sys_Focus(); sys_Model.ID = pkid; sys_Model.FCode = FCode; sys_Model.FName = FName; sys_Model.FSmallPic = FPicUrl; sys_Model.FOrder = Utils.ToInt(FOrder); sys_Model.ModifyUser = user.GetUserName(); sys_Model.ModifyTime = DateTime.Now.ToLocalTime(); bool ret = sys_BLL.Update(sys_Model); if (ret == true) { retMsg = "更新成功"; jsonRet = "{retMsg:\"" + retMsg + "\"}"; } else { retMsg = "更新失败"; jsonRet = "{retMsg:\"" + retMsg + "\"}"; } context.Response.Write(retMsg); context.Response.End(); #endregion } }