public int Add(GL.Model.BlockModel model)
{
BasePage.CheckSerialnumber();
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into GL_Block(");
strSql.Append("Title,Contents,AddDate)");
strSql.Append(" values (");
strSql.Append("@Title,@Contents,@AddDate)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@Title", SqlDbType.NVarChar, 50),
new SqlParameter("@Contents", SqlDbType.NText),
new SqlParameter("@AddDate", SqlDbType.NVarChar, 50)
};
parameters[0].Value = model.Title;
parameters[1].Value = model.Contents;
parameters[2].Value = model.AddDate;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(GL.Model.BlockModel model)
{
BasePage.CheckSerialnumber();
StringBuilder strSql = new StringBuilder();
strSql.Append("update GL_Block set ");
strSql.Append("Title=@Title,");
strSql.Append("Contents=@Contents,");
strSql.Append("AddDate=@AddDate");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@Title", SqlDbType.NVarChar, 50),
new SqlParameter("@Contents", SqlDbType.NText),
new SqlParameter("@AddDate", SqlDbType.NVarChar, 50),
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = model.Title;
parameters[1].Value = model.Contents;
parameters[2].Value = model.AddDate;
parameters[3].Value = model.id;
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 GL.Model.BlockModel GetModel(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 id,Title,Contents,AddDate from GL_Block ");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = id;
GL.Model.BlockModel model = new GL.Model.BlockModel();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public GL.Model.BlockModel DataRowToModel(DataRow row)
{
GL.Model.BlockModel model = new GL.Model.BlockModel();
if (row != null)
{
if (row["id"] != null && row["id"].ToString() != "")
{
model.id = int.Parse(row["id"].ToString());
}
if (row["Title"] != null)
{
model.Title = row["Title"].ToString();
}
if (row["Contents"] != null)
{
model.Contents = row["Contents"].ToString();
}
if (row["AddDate"] != null)
{
model.AddDate = row["AddDate"].ToString();
}
}
return(model);
}
