private void submit_Click(object sender, EventArgs e)
{
if (userName.Text.Equals("") || email.Text.Equals(""))
{
CheckValid(userName);
CheckValid(email);
}
else
{
// build query to check if user exists
StringBuilder queryId = new StringBuilder();
queryId.Append("SELECT COUNT(*) FROM TAIKHOAN WHERE USERNAME LIKE '");
queryId.Append(userName.Text);
queryId.Append("'");
// create connection
SqlConnection conn = new SqlConnection(Program.getConnectionString());
SqlCommand cmd = conn.CreateCommand();
cmd.CommandText = queryId.ToString();
// execute command
conn.Open();
String count = Convert.ToString(cmd.ExecuteScalar());
conn.Close();
if (count.Equals("0"))
{
MaterialMessageBox.Show("Không tìm thấy username hãy thử lại", "Thông báo");
userName.Focus();
}
else
{
// build a random password
StringBuilder passBuilder = new StringBuilder();
passBuilder.Append(RandomString(4, true));
passBuilder.Append(new Random().Next(1000, 9999));
passBuilder.Append(RandomString(2, false));
// build query to set new password
StringBuilder query = new StringBuilder();
query.Append("UPDATE TAIKHOAN SET PWD = '");
query.Append(passBuilder);
query.Append("'");
query.Append("WHERE USERNAME LIKE '");
query.Append(userName.Text);
query.Append("'");
// create new query for command
cmd.CommandText = query.ToString();
// open connection
conn.Open();
cmd.ExecuteNonQuery();
conn.Close();
// create mail message
MailMessage msg = new MailMessage();
msg.From = new MailAddress("*****@*****.**");
msg.To.Add(email.Text);
msg.Subject = "[RECOVER PASSWORD]";
msg.Body = ("userName : "******"<br>" + "Recovery password: "******"smtp.gmail.com";
// create Network Credential
NetworkCredential ntwd = new NetworkCredential();
ntwd.UserName = "******";
ntwd.Password = "******";
// set specification for smtp client
smt.UseDefaultCredentials = true;
smt.Credentials = ntwd;
smt.Port = 587;
smt.EnableSsl = true;
smt.Send(msg);
MaterialMessageBox.Show("Mật khẩu khôi phục đã được gửi", "Thông báo");
this.Close();
}
}
}
private void submit_Click(object sender, EventArgs e)
{
if (oldPassword.Text.Equals("") || newPassword.Text.Equals("") || newPasswordConfirm.Text.Equals(""))
{
MessageBox.Show("Bạn chưa điền đủ thông tin vui lòng kiểm tra!");
checkFocus(oldPassword);
checkFocus(newPassword);
checkFocus(newPasswordConfirm);
}
else
{
StringBuilder query = new StringBuilder();
query.Append("SELECT COUNT(*) FROM TAIKHOAN WHERE USERNAME LIKE '");
query.Append(userName);
query.Append("'");
query.Append("AND PWD LIKE '");
query.Append(oldPassword.Text);
query.Append("'");
SqlConnection conn = new SqlConnection(Program.getConnectionString());
SqlCommand cmd = conn.CreateCommand();
cmd.CommandText = query.ToString();
conn.Open();
String count = Convert.ToString(cmd.ExecuteScalar());
conn.Close();
if (count.Equals("0"))
{
MaterialMessageBox.Show("Sai mật khẩu ☻", "Thông báo");
}
else
{
if (oldPassword.Text.Equals(newPassword.Text))
{
MaterialMessageBox.Show("Bạn nhập 2 mật khẩu trùng nhau", "Thông báo");
}
else
{
if (newPassword.Text.Equals(newPasswordConfirm.Text))
{
cmd.CommandText = "EXEC SP_CHANGEPASSWORD @OLDPASSWORD , @NEWPASSWORD , @USERNAME ";
cmd.Parameters.Add("@OLDPASSWORD", SqlDbType.VarChar, 100).Value = oldPassword.Text.ToString();
cmd.Parameters.Add("@NEWPASSWORD", SqlDbType.VarChar, 100).Value = newPassword.Text.ToString();
cmd.Parameters.Add("@USERNAME", SqlDbType.VarChar, 100).Value = userName;
conn.Open();
cmd.ExecuteNonQuery();
conn.Close();
// clear field
oldPassword.Text = "";
newPassword.Text = "";
newPasswordConfirm.Text = "";
this.Close();
MaterialMessageBox.Show("Mật khẩu đã được đổi", "Thông báo");
}
}
}
}
}
