存在的问题，给AD用户增加一个新属性提示错误“指定的目录服务属性或服务不存在”，哪位高人知道，请指点？
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;
using System.DirectoryServices;
namespace Yesun.Edzh.Util
{
/// <summary>
/// 操作AD
/// </summary>
public class AD
{
private string _domainADsPath;
private string _username;
private string _password;
public static string TYPE_ORGANIZATIONALUNIT = "organizationalUnit";
public static string TYPE_GROUP = "group";
public static string TYPE_USER = "user";
/// <summary>
/// 构造
/// </summary>
/// <param name="server"></param>
/// <param name="path"></param>
public AD(string domainADsPath, string username, string password)
{
this._domainADsPath = domainADsPath;
this._username = username;
this._password = password;
}
/// <summary>
/// 读取用户
/// </summary>
/// <param name="domainADsPath"></param>
/// <param name="username"></param>
/// <param name="password"></param>
/// <param name="schemaClassNameToSearch"></param>
/// <returns></returns>
public DataTable GetUserList(string schemaClassNameToSearch)
{
SearchResultCollection results = ExecuteAD(schemaClassNameToSearch);
DataTable dt = GetUserList(results);
results.Dispose();
return dt;
}
/// <summary>
/// 给用户绑定RFID
/// </summary>
/// <param name="username"></param>
/// <param name="rfid"></param>
public void BindRfIdToADUser(string username, string rfid)
{
DirectoryEntry entry = ExecuteAD(TYPE_USER, username);
if (entry != null)
{
//需要判断卡号是否存在
SearchResultCollection results = ExecuteAD(TYPE_USER);
foreach (SearchResult result in results)
{
string adPath = result.Path;
if (adPath.IndexOf("/") < 0)
continue;
DirectoryEntry tmpEntry = result.GetDirectoryEntry();
if (tmpEntry.Properties["Comment"].Count > 0 && tmpEntry.Properties["Comment"][0].ToString() == rfid)
{
//卡号已经存在
throw new Exception("此卡号已经绑定到员工[" + tmpEntry.Properties["name"][0].ToString() + "]");
}
}
//更新
SetProperty(entry, "Comment", rfid); //Comment 值作为RFID卡号
entry.CommitChanges();
}
}
/// <summary>
/// 通过rfid读取AD用户信息
/// </summary>
/// <param name="rfid"></param>
/// <returns></returns>
public DirectoryEntry GetDirectoryEntryByRFID(string rfid)
{
SearchResultCollection results = ExecuteAD(TYPE_USER);
foreach (SearchResult result in results)
{
string adPath = result.Path;
if (adPath.IndexOf("/") < 0)
continue;
DirectoryEntry tmpEntry = result.GetDirectoryEntry();
if (tmpEntry.Properties["Comment"].Count > 0 && tmpEntry.Properties["Comment"][0].ToString() == rfid)
{
return result.GetDirectoryEntry();
}
}
return null;
}
/// <summary>
/// 读取用户
/// </summary>
/// <param name="results"></param>
/// <returns></returns>
public DataTable GetUserList(SearchResultCollection results)
{
DataTable dt = new DataTable();
dt.Columns.Add("rfid", typeof(string));
dt.Columns.Add("username", typeof(string));
dt.Columns.Add("password", typeof(string));
dt.Columns.Add("path", typeof(string));
dt.Columns.Add("displayname", typeof(string));
dt.Columns.Add("samaccountname", typeof(string));
dt.Columns.Add("mail", typeof(string));
if (results.Count == 0)
throw new Exception("域中没有任何用户");
else
{
foreach (SearchResult result in results)
{
string adPath = result.Path;
if (adPath.IndexOf("/") < 0)
continue;
DirectoryEntry entry = result.GetDirectoryEntry();
if (entry != null)
{
DataRow dr = dt.NewRow();
if (entry.Properties["name"].Count > 0)
dr["username"] = entry.Properties["name"][0].ToString();
if (entry.Properties["samaccountname"].Count > 0)
dr["samaccountname"] = entry.Properties["sAMAccountName"][0].ToString();
if (entry.Properties["Comment"].Count > 0)
dr["rfid"] = entry.Properties["Comment"][0].ToString();//暂时用这个来作为RFID
if (entry.Properties["displayname"].Count > 0)
dr["displayname"] = entry.Properties["displayname"][0].ToString();
if (entry.Properties["mail"].Count > 0)
dr["mail"] = entry.Properties["mail"][0].ToString();
dt.Rows.Add(dr);
}
}
}
return dt;
}
/// <summary>
/// 读取组
/// </summary>
/// <param name="domainADsPath"></param>
/// <param name="username"></param>
/// <param name="password"></param>
/// <param name="schemaClassNameToSearch"></param>
/// <returns></returns>
public DataTable GetGroupList(string schemaClassNameToSearch)
{
SearchResultCollection results = ExecuteAD(schemaClassNameToSearch);
DataTable dt = GetGroupList(results);
results.Dispose();
return dt;
}
/// <summary>
/// 读取组
/// </summary>
/// <param name="results"></param>
/// <returns></returns>
public DataTable GetGroupList(SearchResultCollection results)
{
DataTable dt = new DataTable();
dt.Columns.Add("rfid", typeof(string));
dt.Columns.Add("username", typeof(string));
dt.Columns.Add("password", typeof(string));
dt.Columns.Add("path", typeof(string));
dt.Columns.Add("displayname", typeof(string));
dt.Columns.Add("samaccountname", typeof(string));
dt.Columns.Add("mail", typeof(string));
if (results.Count == 0)
throw new Exception("域中没有任何组织结构");
else
{
foreach (SearchResult result in results)
{
if (result.Path.IndexOf("OU=用户") < 0)
continue;
ResultPropertyCollection propColl = result.Properties;
DataRow dr = dt.NewRow();
dr["name"] = propColl["name"][0].ToString();
//TODO
}
}
return dt;
}
/// <summary>
/// 从AD中读取数据
/// </summary>
/// <param name="schemaClassNameToSearch"></param>
/// <returns></returns>
public SearchResultCollection ExecuteAD(string schemaClassNameToSearch)
{
DirectorySearcher searcher = new DirectorySearcher();
searcher.SearchRoot = new DirectoryEntry(_domainADsPath, _username, _password);
searcher.Filter = "(objectClass=" + schemaClassNameToSearch + ")";
searcher.SearchScope = SearchScope.Subtree;
searcher.Sort = new SortOption("name", SortDirection.Ascending);
searcher.PageSize = 512;
//指对范围内的属性进行加载，以提高效率
searcher.PropertiesToLoad.AddRange(new string[] { "name", "Path", "displayname", "samaccountname", "mail", "Comment" });
SearchResultCollection results = searcher.FindAll();
return results;
}
/// <summary>
/// 从AD中读取数据
/// </summary>
/// <returns></returns>
public DirectoryEntry ExecuteAD(string schemaClassNameToSearch, string cn)
{
DirectorySearcher searcher = new DirectorySearcher();
searcher.SearchRoot = new DirectoryEntry(_domainADsPath, _username, _password, AuthenticationTypes.Delegation);
searcher.Filter = "(&(objectClass=" + schemaClassNameToSearch + ")(cn=" + cn + "))";
searcher.SearchScope = SearchScope.Subtree;
searcher.Sort = new SortOption("name", SortDirection.Ascending);
searcher.PageSize = 512;
//指对范围内的属性进行加载，以提高效率
searcher.PropertiesToLoad.AddRange(new string[] { "name", "Path", "displayname", "samaccountname", "mail", "Comment" });
SearchResult result = searcher.FindOne();
DirectoryEntry entry = result.GetDirectoryEntry();
return entry;
}
/// <summary>
/// 设置属性，如果不存在此属性，可以创建
/// </summary>
/// <param name="entry"></param>
/// <param name="propertyName"></param>
/// <param name="propertyValue"></param>
public static void SetProperty(DirectoryEntry entry, string propertyName, string propertyValue)
{
if (!string.IsNullOrEmpty(propertyValue))
{
if (entry.Properties.Contains(propertyName))
{
entry.Properties[propertyName][0] = propertyValue;
}
else
{
entry.Properties[propertyName].Add(propertyValue);
}
}
}
/// <summary>
/// 读取属性
/// </summary>
/// <param name="entry"></param>
/// <param name="propertyName"></param>
/// <returns></returns>
public static string GetProperty(DirectoryEntry entry, string propertyName)
{
if (entry.Properties.Contains(propertyName))
return entry.Properties[propertyName][0].ToString();
else
return String.Empty;
}
}
}