如何使用ASP.NET代码查看、修改AD用户信息

以下代码是本人为公司编写的AD帐户信息修改的程序代码，包括头像（二进制）的上传与修改；

设计过程大致如下：

1.选择对应AD服务器并验证、登陆； --因本公司有多个不同AD子域，需要各自管理对应AD域；

2.查询帐户；

3.修改信息并提交保存； --- 如邮件、 别名、部门、头像等；

 

using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.DirectoryServices;
using System.IO;
using System.Net;
using System.Text.RegularExpressions;
using System.Drawing;
using System.Xml;

namespace ADHelp10
{
    public partial class _Default : System.Web.UI.Page
    {

        public string company = "", department = "", description = "", displayName = "", telephoneNumber = "", title = "", distinguishedName = "", office = "", email = "", userpassword = "";
        public string username_admin ="",password_admin="";

 

        protected void Page_Load(object sender, EventArgs e)
        {

 
            //初始化菜单-- 供用户选择不同域，通XML获取；

     
        }

           public void IsAuthenticated_admin(string id)

       {

            //验证，请自行添加；

       }

 

            using (DirectoryEntry de0 = new DirectoryEntry())
            {
                de0.Path = LDAP2;
                de0.Username = @"" + this.Session["domain"].ToString().Trim() + "//" + id;
                de0.Password = password;
                DirectorySearcher MySearch = new DirectorySearcher(de0);
                MySearch.Filter = "(sAMAccountName=" + id + ")";

                try
                {
                    SearchResultCollection results = MySearch.FindAll();

                    if (results.Count > 0)
                    {
                        this.Panel2.Visible = false;
                        this.Panel3.Visible = true;
                        //this.usersearch.Text = id;
                    }
                    else
                    {
                        this.Response.Write("<script language='javascript'>alert('提示：AD授权验证失败！');history.go(-1);</script>");  

                    }

                }

                catch (Exception)
                {
                    //Response.Write(ex);
                    this.Response.Write("<script language='javascript'>alert('提示：服务器无法连接！');history.go(-1);</script>");  
                   
                }

            }

        }

 

        //登陆，并验证

        protected void Button1_Click(object sender, EventArgs e)
        {
           this.Session["username"] = (this.Username.Text.Trim().ToLower());
            this.Session["password"] = this.Password.Text.Trim();
            this.Session["LDAP2"] = this.DropDownList1.SelectedValue.Trim();
            //通过LDAP2值，确定其他session,LDAP1和domain;

            DataRow row = Session[DropDownList1.SelectedIndex.ToString()] as DataRow;

            this.Session["LDAP1"] = row["LDAP1"];
            this.Session["domain"] = row["domain"];

  

           //验证授权
            IsAuthenticated_admin(this.Username.Text.Trim().ToLower());
            IsAuthenticated(this.Username.Text.Trim().ToLower(), this.Password.Text.Trim(), this.DropDownList1.SelectedValue.Trim());
 

 

           
        }

 

 

 

        //查询并显示帐户信息
        protected void Button4_Click(object sender, EventArgs e)
        {

            if (Session["username"] != null)
            {

                using (DirectoryEntry de = new DirectoryEntry())
                {
                    de.Path = this.Session["LDAP2"].ToString();
                    de.Username = @"" + this.Session["domain"].ToString().Trim() + "//" + this.Session["username"].ToString();
                    de.Password = this.Session["password"].ToString();

                    DirectorySearcher MySearch = new DirectorySearcher(de);
                    MySearch.Filter = "(sAMAccountName=" + this.usersearch.Text.Trim().ToLower() + ")";

                    try
                    {
                        SearchResultCollection results = MySearch.FindAll();

                        if (results.Count > 0)
                        {

                            if (results[0].Properties.Contains("company"))
                                company = results[0].Properties["company"][0].ToString();
                            if (results[0].Properties.Contains("department"))
                                department = results[0].Properties["department"][0].ToString();
                            if (results[0].Properties.Contains("description"))
                                description = results[0].Properties["description"][0].ToString();
                            if (results[0].Properties.Contains("displayName"))
                                displayName = results[0].Properties["displayName"][0].ToString();
                            if (results[0].Properties.Contains("telephoneNumber"))
                                telephoneNumber = results[0].Properties["telephoneNumber"][0].ToString();
                            if (results[0].Properties.Contains("title"))
                                title = results[0].Properties["title"][0].ToString();
                            if (results[0].Properties.Contains("distinguishedName"))
                                distinguishedName = results[0].Properties["distinguishedName"][0].ToString();
                            if (results[0].Properties.Contains("physicalDeliveryOfficeName"))
                                office = results[0].Properties["physicalDeliveryOfficeName"][0].ToString();
                            if (results[0].Properties.Contains("mail"))
                                email = results[0].Properties["mail"][0].ToString().Trim();

                            if (results[0].Properties.Contains("jpegPhoto"))
                            {

                                byte[] barrImage = (byte[])results[0].Properties["jpegphoto"][0];
                                //Response.BinaryWrite(barrImage);//读取并直接显示
                                viewjpegphoto(barrImage);

                            }
                            else
                            {
                                string noneimage = ("none.jpg");　              // 服务器端水印图路径(图片)
                                this.Image3.ImageUrl = noneimage;

                            }

                            //string strPathx = Server.MapPath("temp/" + ii + ".jpg");        // 服务器端文件路径

                            this.Label1.Visible = false;
                            this.Label2.Visible = false;
                            this.Label1.Text = "";

                            this.Panel1.Visible = true;
                            this.Usernamex.Text = "姓名：" + displayName;
                            this.emailx.Text = "邮箱：" + email;
                            this.Titlex.Text = "职务：" + title;
                            this.Telx.Text = telephoneNumber;

                            this.DistinguishedNamex.Text = distinguishedName;

 

                        }
                        else
                        {
                            this.Label2.Visible = true;
                            this.Label2.Text = "帐户'" + this.usersearch.Text.Trim() + "'不存在！";
                            this.Panel1.Visible = false;
                        }

                    }

                    catch (Exception ex)
                    {
                        Response.Write(ex);
                        this.Label1.Visible = true;
                        this.Label1.Text = "帐户不存在或密码错误！1！！";

                        this.Usernamex.Text = "";
                        this.emailx.Text = "";
                        this.Titlex.Text = "";
                        this.Telx.Text = "";
                        this.DistinguishedNamex.Text = "";

                        this.Panel1.Visible = false;

 

                    }

                }

            }
            else
            {
                this.Response.Redirect("default.aspx");

            }

 

        }

 

 

       //修改并保存信息；

        protected void Button3_Click(object sender, EventArgs e)
        {

            //连接到AD；
            DirectoryEntry de = new DirectoryEntry();

            de.Path = this.Session["LDAP1"].ToString() + this.DistinguishedNamex.Text;
            de.Username = @"" + this.Session["domain"].ToString().Trim() + "//" + this.Session["username"].ToString();
            de.Password = this.Session["password"].ToString();

            if (this.Uploadfilex.PostedFile.FileName != "")
            {

                if (this.Uploadfilex.PostedFile.ContentType.ToLower().IndexOf("image") < 0)
                {
                    this.Response.Write("<script language='javascript'>alert('图片格式不正确！')</script>");
                    return;
                }

                string name = Uploadfilex.PostedFile.FileName;                  // 客户端文件路径

                //-----------------------------------------------------------------------------------

                string getdatex = getdatevalue();

                FileInfo file = new FileInfo(name);
                string fileName = file.Name;           // 文件名称
                string ext = file.Extension;           //扩展名

                string filename_upload = getdatex + ext;

                string webFilePath = Server.MapPath("temp/" + filename_upload);        // 服务器端文件路径

                if (!File.Exists(webFilePath))
                {
                    //-----------------------------------------------------------------------------------

                    try
                    {

                        // 读取的图片文件，并写入数据库；

                        this.Uploadfilex.SaveAs(webFilePath);                                // 使用 SaveAs 方法保存文件

                        FileStream fs = new FileStream(webFilePath, FileMode.Open);
                        BinaryReader r = new BinaryReader(MakeThumbnail(fs, 130, 130, "H"));
                        r.BaseStream.Seek(0, SeekOrigin.Begin);
                        byte[] ba = new byte[r.BaseStream.Length];
                        ba = r.ReadBytes((int)r.BaseStream.Length);

                        //Response.BinaryWrite(ba);

                        de.Properties["jpegphoto"].Clear();
                        de.Properties["jpegphoto"].Insert(0, ba);

                        viewjpegphoto(ba);

                        r.Close();
                        fs.Close();
                       

                    }
                    catch (Exception ex )
                    {
                        //Label1.Text = "提示：图片失败，失败原因：" + ex.Message;
                        this.Response.Write("<script language='javascript'>alert('" + ex.Message + "')</script>");
                    }
                }
             }

            else
            {
                //this.Response.Write("<script>alert('提醒：下回记得上传个人照片！');</script>"); //允许
            }

            //---------------------------------------------------------------------------------------------

            if (this.Telx.Text != telephoneNumber && this.Telx.Text != "")
            {
                de.Properties["telephoneNumber"].Value = this.Telx.Text.Trim();

            }
            else
            {
                //不允许保存空内容；
                //this.Response.Write("<script language='javascript'>alert('提示：保持失败，电话号码不能为空！')</script>");
            }

 

 

            try
            {
                de.CommitChanges();
                this.Response.Write("<script language='javascript'>alert('提示：提交成功！')</script>");
            }
            catch ( Exception )
            {
            this.Response.Write("<script language='javascript'>alert('提示：权限不足或写入失败！');history.go(-1);</script>");
            }

 

        }

        static string getyestoday()
        {

            DateTime now = DateTime.Now;
            //DateTime now = DateTime.Now.Date.AddDays(-1);
            string jj = string.Concat(
            now.Year,
            now.Month.ToString().PadLeft(2, '0'),
            now.Day.ToString().PadLeft(2, '0')
 
            );

            return jj;
        }

 

        static string getdatevalue()
        {
                           
        //生产图片文件名，防止重复；   

        }

 

       //上载后对图片进行缩小修改

        public System.IO.Stream MakeThumbnail(Stream input,int width, int height, string mode)
        {

            System.Drawing.Image originalImage = System.Drawing.Image.FromStream(input);
            System.IO.Stream output = new MemoryStream();

            int towidth = width;
            int toheight = height;

            int x = 0;
            int y = 0;
            int ow = originalImage.Width;
            int oh = originalImage.Height;

            switch (mode)
            {
                case "HW"://指定高宽缩放（可能变形）               
                    break;
                case "W"://指定宽，高按比例                   
                    toheight = originalImage.Height * width / originalImage.Width;
                    break;
                case "H"://指定高，宽按比例
                    towidth = originalImage.Width * height / originalImage.Height;
                    break;
                case "Cut"://指定高宽裁减（不变形）               
                    if ((double)originalImage.Width / (double)originalImage.Height > (double)towidth / (double)toheight)
                    {
                        oh = originalImage.Height;
                        ow = originalImage.Height * towidth / toheight;
                        y = 0;
                        x = (originalImage.Width - ow) / 2;
                    }
                    else
                    {
                        ow = originalImage.Width;
                        oh = originalImage.Width * height / towidth;
                        x = 0;
                        y = (originalImage.Height - oh) / 2;
                    }
                    break;
                default:
                    break;
            }

            //新建一个bmp图片
            System.Drawing.Image bitmap = new System.Drawing.Bitmap(towidth, toheight);

            //新建一个画板
            System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(bitmap);

            //设置高质量插值法
            g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.High;

            //设置高质量,低速度呈现平滑程度
            g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;

            //清空画布并以透明背景色填充
            g.Clear(System.Drawing.Color.Transparent);

            //在指定位置并且按指定大小绘制原图片的指定部分
            g.DrawImage(originalImage, new System.Drawing.Rectangle(0, 0, towidth, toheight),
                new System.Drawing.Rectangle(x, y, ow, oh),
                System.Drawing.GraphicsUnit.Pixel);

            try
            {
                //以jpg格式保存缩略图
                bitmap.Save(output, System.Drawing.Imaging.ImageFormat.Jpeg);
            }
            catch (System.Exception e)
            {
                throw e;
            }
            finally
            {
                originalImage.Dispose();
                bitmap.Dispose();
                g.Dispose();
            }

            return output;

        }

 

 

       //显示图片

        protected void viewjpegphoto(byte[] bardata)
        {

 

            string getdatey = getdatevalue();

            //图片路径
            string strPathx = "temp/" + getdatey + ".jpg";

            //string strPathx = Server.MapPath("temp/" + ii + ".jpg");        // 服务器端文件路径

            string strPhotoPathx = Server.MapPath(strPathx);
            //Response.Write(strPathx);
            //Response.Write("<br>");
            //Response.Write(strPhotoPathx);
            //保存图片文件
            BinaryWriter bwx = new BinaryWriter(File.Open(strPhotoPathx, FileMode.OpenOrCreate));
            bwx.Write(bardata);
            bwx.Close();
            //显示图片
            this.Image3.ImageUrl = strPathx;
        }

        //private ICollection createDataSource()
        //{

        //    DataTable dt = new DataTable();
        //    //define the columns of the table
        //    dt.Columns.Add("plantname", typeof(string));
        //    dt.Columns.Add("LDAP1", typeof(string));
        //    dt.Columns.Add("LDAP2", typeof(string));
        //    dt.Columns.Add("domain", typeof(string));
        //    //read the content of the XML file into a DataSet

        //    DataSet lanDS = new DataSet();
        //    lanDS.ReadXml(Server.MapPath("plant.xml"));
        //    if (lanDS.Tables.Count > 0)
        //    {

        //        foreach (DataRow copyRow in lanDS.Tables[0].Rows)
        //        {

        //            dt.ImportRow(copyRow);

        //        }

        //    }

        //    DataView dv = new DataView(dt);
        //    return dv;

        //}

         }

    
    }
}

 

 

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