• 备份,还原数据库(Access)


    <%@ Page Language="C#" AutoEventWireup="true" CodeFile="BackData.aspx.cs" Inherits="Admin_BackData" %>
    <%@ Register Src="../UserControl/CheckAdmin.ascx" TagName="CheckAdmin" TagPrefix="uc1" %>
    <!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>无标题页</title>
     <link href="Inc/css.css" rel="stylesheet" type="text/css" />
     <script type="text/javascript">
     function checkform()
     {
      if($("TextBox1").value.length==0)
      {
       alert('请填写备份名称');
       return false;
      }
     }
     function $(id)
     {
      return document.getElementById(id);
     }
     </script>
    </head>
    <body>
        <form id="form1" runat="server">
          <table width="90%" border="0" align="center" cellpadding="2" cellspacing="1" class="table_southidc">
            <tr>
              <td height="30" colspan="2" align="center" class="textbold back_southidc">数据库备份</td>
            </tr>
            <tr>
              <td width="28%" height="30" style="text-align:right;" class="tr_southidc">备份数据库名称:</td>
              <td width="72%" class="text_td_item"><asp:TextBox ID="TextBox1" runat="server" /></td>
            </tr>
            <tr>
              <td height="30" colspan="2" class="tr_southidc"><asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="备份数据库" /></td>
            </tr>
          </table>
          <br>
          <br>
          <table width="90%" border="0" align="center" cellpadding="2" cellspacing="1" class="table_southidc">
            <tr>
              <td height="30" colspan="3" align="center" class="textbold back_southidc">数据库还原<asp:Literal ID="Literal2" runat="server"></asp:Literal></td>
            </tr>
            <tr>
              <td width="40%" height="30" class="tr_southidc">备份数据库日期:</td>
              <td width="27%" class="tr_southidc">还原</td>
              <td width="33%" class="tr_southidc">删除</td>
            </tr>
            <asp:Repeater ID="Repeater1" runat="server" OnItemCommand="Repeater1_Command">
            <ItemTemplate>
            <tr>
              <td width="40%" height="30" class="tr_southidc">
                  <asp:Literal ID="Literal1" runat="server" Text='<%# GetDataItem() %>'></asp:Literal></td>
              <td width="27%" class="tr_southidc">
                  <asp:LinkButton ID="LinkButton1" runat="server" Text="还原" CommandName='HuanYuan' CommandArgument='<%# GetDataItem() %>'></asp:LinkButton></td>
              <td width="33%" class="tr_southidc">
                  <asp:LinkButton ID="LinkButton2" runat="server" Text="删除" CommandName='ShanChu' CommandArgument='<%# GetDataItem() %>'></asp:LinkButton></td>
            </tr>
            </ItemTemplate>
            </asp:Repeater>
          </table>
        </form>
    </body>
    </html>

    using System;
    using System.IO;
    using System.Web.UI.WebControls;

    public partial class Admin_BackData : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                Button1.Attributes.Add("onclick", "return checkform();");
                TextBox1.Text = DateTime.Now.ToShortDateString();
                databind();
            }
        }

        protected void Button1_Click(object sender, EventArgs e)
        {
            File.Copy(Server.MapPath("../App_Data/Site.mdb"), Server.MapPath("../App_Data/" + TextBox1.Text.Trim() + ".mdb"), true);
            Common.Message("<script>alert('备份成功');location.href='BackData.aspx'</script>");
        }

        protected void Repeater1_Command(object sender, RepeaterCommandEventArgs e)
        {
            if (e.Item.ItemType == ListItemType.AlternatingItem || e.Item.ItemType == ListItemType.Item)
            {
                string strdate = e.CommandArgument.ToString();
                string strcom = e.CommandName;
                switch (strcom)
                {
                    case "HuanYuan":
                        File.Copy(Server.MapPath("../App_Data/" + strdate + ".mdb"), Server.MapPath("../App_Data/Site.mdb"), true);
                        break;
                    case "ShanChu":
                        File.Delete(Server.MapPath("../App_Data/" + strdate + ".mdb"));
                        break;
                }
                Common.Message("<script>alert('操作完成');location.href='BackData.aspx'</script>");
            }
        }

        protected void databind()
        {
            string[] s = Directory.GetFiles(Server.MapPath("../App_Data/"));
            string fullname = string.Empty;
            for (int i = 0; i < s.Length; i++)
            {
                string filename = s[i].Substring(s[i].LastIndexOf("\\") + 1);
                string noexfile = filename.Substring(0, filename.LastIndexOf("."));
                noexfile = noexfile.Replace("Site", "");
                if (noexfile != string.Empty)
                {
                    if (fullname != string.Empty)
                        fullname = fullname + "," + noexfile;
                    else
                        fullname = noexfile;
                }
            }
            if (fullname != string.Empty)
            {
                string[] b = fullname.Split(new char[] { ',' });
                Repeater1.DataSource = b;
                Repeater1.DataBind();
            }
        }
    }

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  • 原文地址:https://www.cnblogs.com/hateyoucode/p/1648545.html
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