c# Add User to group in active directory

Question

Hi I have a problem, I can't add a user to a group,

please help me

 

this is my code:

 

 

private void button2_Click(object sender, EventArgs e)

{

Cursor.Current = Cursors.WaitCursor;

//Buscar numero de utilizadores disponiveis

try

{

con.Open();

DataTable dt3 = new DataTable();

DataSet ds3 = new DataSet();

ds3.Tables.Add(dt3);

string da3;

da3 = "SELECT cliUsersDisp FROM cliente WHERE cliCode LIKE ('" + textBox1.Text + "')";

SqlCommand com3 = new SqlCommand(da3, con);

SqlDataAdapter adapter3 = new SqlDataAdapter(da3, con);

adapter3.Fill(ds3);

SqlDataReader dr3 = com3.ExecuteReader();

while (dr3.Read())

{

textBox2.Text = dr3.GetValue(0).ToString();

}

con.Close();

}

catch (Exception ex)

{

MessageBox.Show(ex.Message);

}

//Reduzir utilizadores

if (textBox2.Text != "0")

{

try

{

con.Open();

DataTable dt2 = new DataTable();

DataSet ds2 = new DataSet();

ds2.Tables.Add(dt2);

string da2;

da2 = "UPDATE cliente SET cliUsersDisp = cliUsersDisp - 1 WHERE cliCode LIKE ('" + textBox1.Text + "')";

SqlCommand com2 = new SqlCommand(da2, con);

SqlDataAdapter adapter2 = new SqlDataAdapter(da2, con);

com2.ExecuteNonQuery();

con.Close();

}

catch (Exception ex)

{

MessageBox.Show(ex.Message);

return;

}

}

else

{

MessageBox.Show("Exedeu o limite de utilizadores!");

return;

}

con.Open();

DataTable dt = new DataTable();

DataSet ds = new DataSet();

ds.Tables.Add(dt);

string da;

da = "SELECT cliFormato FROM cliente WHERE cliCode LIKE ('" + textBox1.Text + "')";

SqlCommand com = new SqlCommand(da, con);

SqlDataAdapter adapter = new SqlDataAdapter(da, con);

adapter.Fill(ds);

SqlDataReader dr = com.ExecuteReader();

while (dr.Read())

{

txttipo.Text = dr.GetValue(0).ToString();

}

con.Close();

//adicionar à Active Directory

try

{

//autenticação

DirectoryEntry dirEntry = new DirectoryEntry();

dirEntry.Path = "LDAP://" + this.TxtDomainController.Text;

dirEntry.Username = this.TxtAdminUser.Text;

dirEntry.Password = this.TxtAdminPassword.Text;

//configuração

DirectoryEntry ou1 = dirEntry.Children.Find("OU=" + txtitem.Text + "");

DirectoryEntry ou2 = ou1.Children.Find("OU=" + txttipo.Text + "");

DirectoryEntry ou3 = ou2.Children.Find("OU=" + textBox1.Text + "");

DirectoryEntry newUser = ou3.Children.Add("CN="+txtuser.Text+"", "user");

//propriadades

newUser.Properties["description"].Value = ""+txtdescrição.Text+"";

newUser.Properties["samAccountName"].Value = "" + txtuser.Text + "";

newUser.Properties["userPrincipalName"].Value = "" + txtuser.Text + "";

newUser.Properties["mail"].Value = "" + txtemail.Text + "";

///////////////

//commit

dirEntry.CommitChanges();

newUser.CommitChanges();

//Colocar password e ativar o utilizador

newUser.Invoke("SetPassword", new object[] { ""+txtpassword.Text+"" });

newUser.Properties["userAccountControl"].Value = 0x200;

newUser.CommitChanges();

DirectoryEntry group = ou3.Children.Find("CN="+textBox1.Text+"");

// Add the user to the group.

group.Properties["member"].Add("cn="+txtuser.Text+",ou="+txtitem.Text+",ou="+txtitem.Text+",ou"+textBox1.Text+",dc=estagio,dc=local");

// Commit the changes to the group.

group.CommitChanges();

//Fechar

dirEntry.Close();

newUser.Close();

MessageBox.Show("Adicionado com sucesso");

}

catch (Exception ex)

{

MessageBox.Show(ex.Message);

}

Cursor.Current = Cursors.Default;

}