25-5장 ASP.NET 자료실 만들기 (Delete)

Magic_kit 2009. 10. 15. 11:55

Upload/Delete.aspx

<%@ Page Language="C#" AutoEventWireup="true"
CodeFile="Delete.aspx.cs" Inherits="Upload_Delete" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title>글 삭제 </title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <asp:Label ID ="lblNum" runat="server" ForeColor="Red"></asp:Label>
        번 글을 삭제 하시겠습니까? <br />
        암호
        <asp:TextBox ID="txtPassword" runat="server"
                TextMode="Password"></asp:TextBox>
        <asp:Button ID="btnDelete" runat="server" Text="삭제"
                OnClientClick='return confirm("정말로 삭제하시겠습니까?");'
                onclick="btnDelete_Click" />
        <asp:Label ID="lblError" runat="server" ForeColor="Red"></asp:Label>

    </div>
    </form>
</body>
</html>

Upload/Delete.Cs

using System;

public partial class Upload_Delete : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        //넘겨져 온 쿼리스트링 값 검사
        if (String.IsNullOrEmpty(Request["Num"]))
        {
            Response.Write("잘못된 요청입니다.");
            Response.End();
        }
        else
        {
            lblNum.Text = Request["Num"];
        }

    }
    protected void btnDelete_Click(object sender, EventArgs e)
    {
        UploadBiz ub = new UploadBiz();

        //이미 업로드된 파일명 얻기
        string fileName = "";
        UploadEntity ue = ub.ViewUpload(Convert.ToInt32(Request["Num"]));
        fileName = ue.FileName;

        int result = ub.DeleteUpload
                         (Convert.ToInt32(Request["Num"]), txtPassword.Text);

        if (result == -1)
        {
            lblError.Text = "암호가 틀립니다.";
        }
        else
        {
            if (fileName != "")
            {
                try
                {
                    System.IO.File.Delete
                               (Server.MapPath(".") + "\\files\\" + fileName);
                }
                catch (Exception)
                {
                    //empty
                }
            }
            //리스트로 이동
            Response.Redirect("List.aspx");
        }
}
}