writeback.aspx.cs

该系统是留言版系统

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
using LeaveMessageMVC.MVC.BusinessLogicLayer.ParameterInformation;
using LeaveMessageMVC.MVC.DataBaseControlLayer;
using LeaveMessageMVC.MVC.BusinessLogicLayer;
using LeaveMessageMVC.MVC.BusinessLogicLayer.SomeFunctions;

public partial class Default2 : System.Web.UI.Page
{
    string m_ownerID = "";
    string m_yourName = "";
    string m_qqmsn = "";
    string m_contents = "";
    string m_writeback = "";
  LeaveMessagePara LMP = new LeaveMessagePara();

    protected void Page_Load(object sender, EventArgs e)
    {
        //禁止浏览器的缓存
        Response.Cache.SetNoStore();
        Response.Cache.SetNoServerCaching();

        Response.Write("<script type=\"text/javascript\">");
        Response.Write("function CtrlEnter(button){");
        Response.Write("if(event.ctrlKey && event.keyCode==13)document.all[button].click();}");
        Response.Write("</script>");
        WBContent.Attributes.Add("onkeydown", "CtrlEnter('WBB');");

        m_ownerID = Session["OwnerID"].ToString();

        if (!Page.IsPostBack)
        {
            if (Session["YourName"] != null)
            {
                m_yourName = Session["YourName"].ToString();
                YourName.Text = m_yourName;
            }

            if (Session["QQMSN"] != null)
            {
                m_qqmsn = Session["QQMSN"].ToString(); ;
                YourQQMSN.Text = m_qqmsn;
            }
        }

        if (!DBControl.AccessConnection)
        {
            SqlDataReader dr = LMManage.GetLM(m_ownerID);
            while (dr.Read())
            {
                LMOwner.Text = dr["User"].ToString();
                LMSubmittime.Text = dr["SubmitTime"].ToString();
                m_contents = dr["Contents"].ToString();
                m_writeback = dr["WriteBack"].ToString();
                LMContents.Text = m_contents;
            }
            dr.Close();
        }
        else
        {
            DataTable dt = LMManage.aGetLM(m_ownerID);
            LMOwner.Text = dt.Rows[0]["User"].ToString();
            LMSubmittime.Text = dt.Rows[0]["SubmitTime"].ToString();
            m_contents = dt.Rows[0]["Contents"].ToString();
            m_writeback = dt.Rows[0]["WriteBack"].ToString();
            LMContents.Text = m_contents;
        }
    }

    protected void Submit_Click(object sender, EventArgs e)
    {    
        if (YourName.Text == "")
        {
            Response.Write("<Script Language=JavaScript>alert(\"提示：回复他人留言，必须输入您的用户名。\");</script>");
            Response.Write("<script>setTimeout(\"document.all.YourName.focus();\",500);</script>");
        }
        else if (WBContent.Text == "")
            Response.Write("<Script Language=JavaScript>alert(\"提示：不能回复空信息。\")</Script>");
        else
        {
            m_yourName = YourName.Text;
            m_qqmsn = YourQQMSN.Text;

            LMP.ID = m_ownerID;
            LMP.WriteBack = m_writeback + "【" + m_yourName + "】（QQ/MSN：" + m_qqmsn + "）回复到：<br>" + FormatString.FormatStr(WBContent.Text) + "<br>" + DateTime.Now + "<br><br>";

            if (LMManage.UpdateLeaveMessage(LMP))
            {
                Session["BUser"] = m_yourName;
                Session["QQorMSN"] = m_qqmsn;
                if (Request.QueryString["index"] == "y")
                    Response.Redirect("index.aspx");
                else
                    Response.Redirect("LMListForPublic.aspx");
            }
            else Response.Redirect("ShowErrorMsg.aspx?name=" + m_yourName);
        }
    }

    protected void Back_Click(object sender, EventArgs e)
    {
        m_yourName = YourName.Text;
        m_qqmsn = YourQQMSN.Text;

        Session["BUser"] = m_yourName;
        Session["QQorMSN"] = m_qqmsn;
        if (Request.QueryString["index"] == "y")
        {
            Response.Redirect("index.aspx");
        }
        else
        {
            Response.Redirect("LMListForPublic.aspx");
        }
    }
}