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C#读取AD域里用户名或组
/// <summary>
/// 获得DirectoryEntry对象实例,以管理员登陆AD
/// </summary>
/// <returns></returns>
private static DirectoryEntry GetDirectoryObject()
{
DirectoryEntry entry = new DirectoryEntry(ADPath, ADUser, ADPassword, AuthenticationTypes.Secure);
return entry;
}
/// <summary>
/// 根据指定用户名和密码获得相应DirectoryEntry实体
/// </summary>
/// <param name="userName"></param>
/// <param name="password"></param>
/// <returns></returns>
private static DirectoryEntry GetDirectoryObject(string userName, string password)
{
DirectoryEntry entry = new DirectoryEntry(ADPath,
userName, password, AuthenticationTypes.None);
return entry;
}
/// <summary>
/// i.e. /CN=Users,DC=creditsights, DC=cyberelves, DC=Com
/// </summary>
/// <param name="domainReference"></param>
/// <returns></returns>
private static DirectoryEntry GetDirectoryObject(string domainReference)
{
DirectoryEntry entry = new DirectoryEntry(ADPath domainReference, ADUser, ADPassword,
AuthenticationTypes.Secure);
return entry;
}
/// <summary>
/// 获得以UserName,Password创建的DirectoryEntry
/// </summary>
/// <param name="domainReference"></param>
/// <param name="userName"></param>
/// <param name="password"></param>
/// <returns></returns>
private static DirectoryEntry GetDirectoryObject(string domainReference,
string userName, string password)
{
DirectoryEntry entry = new DirectoryEntry(ADPath domainReference,
userName, password, AuthenticationTypes.Secure);
return entry;
}
#endregion
#region GetDirectoryEntry
/// <summary>
/// 根据用户公共名称取得用户的 对象
/// </summary>
/// <param name="commonName">用户公共名称</param>
/// <returns>如果找到该用户,则返回用户的 对象;否则返回 null</returns>
public static DirectoryEntry GetDirectoryEntry(string commonName)
{
DirectoryEntry de = GetDirectoryObject();
DirectorySearcher deSearch = new DirectorySearcher(de);
deSearch.Filter = "(&(&(objectCategory=person)(objectClass=user))(cn=" commonName "))";
deSearch.SearchScope = SearchScope.Subtree;
try
{
SearchResult result = deSearch.FindOne();
de = new DirectoryEntry(result.Path);
//de.Username = ADUser;
return de;
}
catch
{
return null;
}
}
/// <summary>
/// 根据用户公共名称和密码取得用户的 对象。
/// </summary>
/// <param name="commonName">用户公共名称</param>
/// <param name="password">用户密码</param>
/// <returns>如果找到该用户,则返回用户的 对象;否则返回 null</returns>
public static DirectoryEntry GetDirectoryEntry(string commonName, string password)
{
DirectoryEntry de = GetDirectoryObject(commonName, password);
DirectorySearcher deSearch = new DirectorySearcher(de);
deSearch.Filter = "(&(&(objectCategory=person)(objectClass=user))(cn=" commonName "))";
deSearch.SearchScope = SearchScope.Subtree;
try
{
SearchResult result = deSearch.FindOne();
de = new DirectoryEntry(result.Path);
return de;
}
catch
{
return null;
}
}
/// <summary>
/// 根据用户帐号称取得用户的 对象
/// </summary>
/// <param name="sAMAccountName">用户帐号名</param>
/// <returns>如果找到该用户,则返回用户的 对象;否则返回 null</returns>
public static DirectoryEntry GetDirectoryEntryByAccount(string sAMAccountName)
{
DirectoryEntry de = GetDirectoryObject(ADUser, ADPassword);
DirectorySearcher deSearch = new DirectorySearcher(de);
deSearch.Filter = "(&(&(objectCategory=person)(objectClass=user))(sAMAccountName=" sAMAccountName "))";
deSearch.SearchScope = SearchScope.Subtree;
try
{
SearchResult result = deSearch.FindOne();
de = new DirectoryEntry(result.Path, ADUser, ADPassword);
return de;
}
catch(Exception ex)
{
return null;
}
}
/// <summary>
/// 根据用户帐号和密码取得用户的 对象
/// </summary>
/// <param name="sAMAccountName">用户帐号名</param>
/// <param name="password">用户密码</param>
/// <returns>如果找到该用户,则返回用户的 对象;否则返回 null</returns>
public static DirectoryEntry GetDirectoryEntryByAccount(string sAMAccountName, string password)
{
DirectoryEntry de = GetDirectoryEntryByAccount(sAMAccountName);
if (de != null)
{
string commonName = de.Properties["cn"][0].ToString();
if (GetDirectoryEntry(commonName, password) != null)
return GetDirectoryEntry(commonName, password);
else
return null;
}
else
{
return null;
}
}
/// <summary>
/// 根据组名取得用户组的 对象
/// </summary>
/// <param name="groupName">组名</param>
/// <returns></returns>
public static DirectoryEntry GetDirectoryEntryOfGroup(string groupName)
{
DirectoryEntry de = GetDirectoryObject();
DirectorySearcher deSearch = new DirectorySearcher(de);
deSearch.Filter = "(&(objectClass=group)(cn=" groupName "))";
deSearch.SearchScope = SearchScope.Subtree;
try
{
SearchResult result = deSearch.FindOne();
de = new DirectoryEntry(result.Path);
return de;
}
catch
{
return null;
}
}