private void button1_Click(object sender, EventArgs e)
{
cmd = new SqlCommand(@"SELECT * FROM Users", conn);
reader = cmd.ExecuteReader();
if (UserTextbox.Text == "")
{
MessageBox.Show("Introdu numele tau de utilizator!");
}
else if (ParolaTextbox.Text == "")
{
MessageBox.Show("Indrodu parola");
}
else
{
bool am_gasit = false;
nr = 1;
while (reader.Read())
{
if (reader[3].ToString() == UserTextbox.Text)
{
am_gasit = true;
break;
}
nr++;
}
if (am_gasit == false)
{
MessageBox.Show("UserName inexistent!");
groupBox1.Focus();
UserTextbox.Focus();
UserTextbox.SelectAll();
}
else
{
reader.Close();
cmd = new SqlCommand(@"SELECT * FROM Users WHERE ID = " + nr, conn);
reader = cmd.ExecuteReader();
reader.Read();
if (reader[4].ToString() == ParolaTextbox.Text)
{
MessageBox.Show("Autentificare cu succes!!");
this.Hide();
Form2 f = new Form2(nr);
f.ShowDialog();
f.Close();
groupBox1.Focus();
UserTextbox.Focus();
UserTextbox.SelectAll();
ParolaTextbox.Text = "";
this.Show();
UserTextbox.SelectAll();
}
else
{
MessageBox.Show("Parola gresita!!");
}
}
}
reader.Close();
}
private void ClearText()
{
UserTextbox.Clear();
PasswordTextbox.Clear();
}
private void button1_Click(object sender, EventArgs e)
{
if (NumeTextbox.Text == "")
{
MessageBox.Show("Introdu numele tau!", "Atentie", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
else if (PrenumeTextbox.Text == "")
{
MessageBox.Show("Introdu prenumele tau!", "Atentie", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
else if (UserTextbox.Text == "")
{
MessageBox.Show("Introdu numele tau de utilizator!", "Atentie", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
else if (ParolaTextbox.Text == "")
{
MessageBox.Show("Introdu o parola!", "Atentie", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
else if (VerParolaTextbox.Text == "" && checkBox1.Checked == false)
{
MessageBox.Show("Introdu verificarea parolei!", "Atentie", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
else if (checkBox1.Checked == false && ParolaTextbox.Text != VerParolaTextbox.Text)
{
MessageBox.Show("Parola nu se potriveste cu verificarea ei.\nReintrodu parola!", "Atentie", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
ParolaTextbox.Clear();
VerParolaTextbox.Clear();
groupBox2.Focus();
ParolaTextbox.Focus();
}
else
{
cale = Directory.GetCurrentDirectory();
SqlConnection conn = new SqlConnection(@"server = .\sqlexpress;Database=Utilizatori.mdf;trusted_connection=True;AttachDbFileName = " + cale + @"\Utilizatori.mdf");
conn.Open();
SqlCommand cmd = new SqlCommand(@"SELECT * FROM Users", conn);
SqlDataReader reader = cmd.ExecuteReader();
bool exista = false;
while (reader.Read())
{
if (reader[3].ToString() == UserTextbox.Text)
{
exista = true;
break;
}
}
reader.Close();
if (exista)
{
MessageBox.Show("Un alt utilizator are acelasi Username.\nIncearca altul!", "Atentie", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
UserTextbox.Clear();
groupBox2.Focus();
UserTextbox.Focus();
}
else
{
cmd = new SqlCommand(@"INSERT INTO Users (Nume, Prenume, UserName, Parola) VALUES ( '" + NumeTextbox.Text + "', '" + PrenumeTextbox.Text + "', '" + UserTextbox.Text + "', '" + ParolaTextbox.Text + "' )", conn);
cmd.ExecuteReader();
conn.Close();
MessageBox.Show("Operatie reusita!");
}
}
}
