当前文件路径：XmlStudentSys/reg.aspx.cs

		            
  1using System;
  2using System.Data;
  3using System.Configuration;
  4using System.Collections;
  5using System.Web;
  6using System.Web.Security;
  7using System.Web.UI;
  8using System.Web.UI.WebControls;
  9using System.Web.UI.WebControls.WebParts;
 10using System.Web.UI.HtmlControls;
 11using System.IO;
 12using System.Xml;
 13//该源码下载自www.51aspx.com(５１ａｓｐｘ．ｃｏｍ)
 14
 15using xmlOp;//引用自定义命名空间
 16
 17public partial class reg : System.Web.UI.Page
 18...{
 19    string xmlFile = "";
 20    protected void Page_Load(object sender, EventArgs e)
 21    ...{
 22        xmlFile = Request.PhysicalApplicationPath + @"\xml\students.xml";//配置文件的Xml文件路径
 23        if (!IsPostBack)
 24        ...{
 25            XmlOp op = new XmlOp(xmlFile);  //创建XmlOp类对象
 26            if (op.NodeCount("//Root") == 0) //如果一个同学成员都没有，则取消姓名验证
 27                this.CustomValidator1.Enabled = false;
 28        }
 29    }
 30    //提交按钮事件
 31    protected void bt1_Click(object sender, EventArgs e)
 32    ...{
 33        if (IsValid)//如果通过所有验证
 34        ...{
 35            string _username = tbusername.Text.Trim();
 36            string _pwd = tbpassword1.Text.Trim();
 37            string _sex = rdboy.Checked ? rdboy.Text : rbgirl.Text;//判断性别 
 38            string _email = tbemail.Text.Trim();
 39            string _dept = tbdept.Text.Trim();
 40            string _class = tbclass.Text.Trim();
 41            string _birthday = tbbirthday.Text.Trim();
 42            string _addrees = tbaddrees.Text.Trim();
 43            string _postcode = tbpostcode.Text.Trim();
 44            string _telephone = tbtelephone.Text.Trim();
 45            string _stuid = tbstuid.Text.Trim();
 46            string _sub = tbsub.Text.Trim();
 47            string _photo = "";
 48            string _time = DateTime.Now.ToString();
 49
 50            //上传图片
 51            string _file = this.FileUpload1.FileName.ToString().ToLower();
 52            if (_file != "")
 53            ...{
 54                string _fileType = this.FileUpload1.PostedFile.ContentType;
 55                if (_fileType.Substring(0, 5) == "image")   //判断是否图片文件
 56                ...{
 57                    _photo = "images/" + _username + _file.Substring(_file.LastIndexOf("."));
 58                    this.FileUpload1.SaveAs(Server.MapPath(_photo)); //保存图片
 59                }
 60                else
 61                ...{
 62                    Msg("对不起！图片格式不对！");
 63                    return; 
 64                }
 65            }
 66            //定义节点数组
 67            string[] stu =...{"Name", "Pwd", "Sex", "Email", "Dept", "Class", "Birthday", "Address", 
 68                           "Postcode", "Tel", "Stuid", "Sub", "Photo","Time"};
 69            //定义节点值数组
 70            string[] stuinfo =...{_username, _pwd, _sex, _email, _dept, _class, _birthday, _addrees,
 71                               _postcode, _telephone, _stuid, _sub, _photo,_time };
 72
 73            XmlOp op = new XmlOp(xmlFile);
 74            //调用Xml操作类的InsertNode方法，插入新的同学成员记录
 75            if (op.InsertNode("//Root", "Student", stu, stuinfo))
 76            ...{
 77                op.InsertAttrib("//Root/Student[Name='" + _username + "']", "Admin", "no");
 78                op.Save(xmlFile);   //保存Xml文档
 79                Msg("恭喜,成功已注册!");
 80                ClearTextBox(); //清空所有文本框
 81            } 
 82        }
 83    }
 84    //验证用户名是否存在
 85    protected void CustomValidator1_ServerValidate(object source, ServerValidateEventArgs args)
 86    ...{
 87        string _username = args.Value;
 88        XmlOp op = new XmlOp(xmlFile);
 89        if (op.SelectNode("//Root/Student", 0, _username))  //判断是否存在
 90            args.IsValid = false;
 91        else
 92            args.IsValid = true;
 93    }
 94    //重置按钮事件
 95    protected void bt2_Click(object sender, EventArgs e)
 96    ...{
 97        ClearTextBox();//调用清空文本框函数
 98    }
 99    //清空文本框
100    private void ClearTextBox()
101    ...{
102        tbusername.Text = "";
103        tbpassword1.Text = "";
104        tbpassword2.Text = "";
105        tbemail.Text = "";
106        tbdept.Text = "";
107        tbclass.Text = "";
108        tbbirthday.Text = "";
109        tbaddrees.Text = "";
110        tbpostcode.Text = "";
111        tbtelephone.Text = "";
112        tbstuid.Text = "";
113        tbsub.Text = "";
114    }
115    //弹出对话框
116    public void Msg(string msg)
117    ...{
118        Page pg = (Page)HttpContext.Current.Handler;
119        string script = "alert('" + msg + "');";
120        pg.ClientScript.RegisterStartupScript(pg.GetType(), Guid.NewGuid().ToString(), script, true);
121    }
122}
123