private void editButton(object sender, EventArgs e) { passhasher ph = new passhasher(); string sqlquery = ""; string rname = nameTextBox.Text; string uname = UsernameTextBox.Text; string pwd = PasswordTextBox.Text; pwd = ph.GetSHA512Hash(pwd); if (PasswordTextBox.Text != "") { if (PasswordTextBox.Text != PasswordTextBox2.Text) { errPwd.SetError(PasswordTextBox2, "Passwords do not match"); return; } sqlquery = "UPDATE nts_users SET username = '******', password = '******', realname = '" + rname + "' WHERE userkey = " + ukey + ";"; } else { sqlquery = "UPDATE nts_users SET username = '******', realname = '" + rname + "' WHERE userkey = " + ukey + ";"; } //sqlquery = "UPDATE nts_users SET realname = 'Crack Bandit' WHERE userkey=2;"; //MessageBox.Show(sqlquery); SQLiteDataReader reader; sqlConn.Open(); sqlDoCmd.CommandText = sqlquery; reader = sqlDoCmd.ExecuteReader(); reader.Close(); sqlConn.Close(); if (reader.RecordsAffected > 0) { MessageBox.Show("User info successfully changed!"); } nameTextBox.Text = ""; UsernameTextBox.Text = ""; PasswordTextBox.Text = ""; PasswordTextBox2.Text = ""; nameLabel.Visible = false; nameTextBox.Visible = false; UsernameLabel.Visible = false; UsernameTextBox.Visible = false; PasswordLabel.Visible = false; PasswordTextBox.Visible = false; PasswordLabel2.Visible = false; PasswordTextBox2.Visible = false; EditButton.Visible = false; }
private void CreateButton_Click(object sender, EventArgs e) { passhasher ph = new passhasher(); string phash = ph.GetSHA512Hash(PasswordTextBox.Text); string command = "select * from nts_users where `username` = '" + UsernameTextBox.Text + "';"; SQLiteDataReader reader; errorChecker.Clear(); if (PasswordTextBox.Text != PasswordTextBox2.Text) { errorChecker.SetError(PasswordTextBox2, "Passwords do not match."); return; } sqlConn.Open(); sqlDoCreate.CommandText = command; reader = sqlDoCreate.ExecuteReader(); if (reader.HasRows) { errorChecker.SetError(UsernameTextBox, "Username already exists in the database."); reader.Close(); sqlConn.Close(); return; } reader.Close(); command = "insert into nts_users (`username`,`password`,`realname`,`lastlogin`) values ( '" + UsernameTextBox.Text + "', '" + phash + "', '" + nameTextBox.Text + "', " + DateTime.Now.ToString("yyyyMMddHHmmss") + ");"; if (Admin.Checked == true) { command += "insert into nts_admins(`userkey`) values (last_insert_rowid());"; } sqlDoCreate.CommandText = command; reader = sqlDoCreate.ExecuteReader(); if (reader.RecordsAffected > 0) { MessageBox.Show("User created successfully!"); } reader.Close(); sqlConn.Close(); this.Close(); }
private void LoginButton_Click(object sender, EventArgs e) { SQLiteDataReader sqldr; passhasher ph = new passhasher(); Form w = null; sqlConn.Open(); errLogin.Clear(); string phash = ph.GetSHA512Hash(PasswordTextBox.Text); string sqlstmt = "SELECT nts_users.username, nts_users.password, nts_users.realname, nts_users.lastlogin, nts_users.userkey, nts_admins.userkey AS admin FROM nts_users LEFT OUTER JOIN nts_admins ON nts_users.userkey = nts_admins.userkey where nts_users.username = '******' and nts_users.password = '******'"; sqlDoLogin.CommandText = sqlstmt.Replace("USERNAME_PARSE", UsernameTextBox.Text.ToLower()).Replace("PASSWORD_HASH", phash); sqldr = sqlDoLogin.ExecuteReader(); //MessageBox.Show(sqlDoLogin.CommandText); if (!sqldr.HasRows) { PasswordTextBox.Text = ""; errLogin.SetError(PasswordTextBox, "Sorry, but we couldn't find your username or password."); sqldr.Close(); sqlConn.Close(); return; } sqldr.Read(); if (sqldr.IsDBNull(sqldr.GetOrdinal("admin"))) { w = new WelcomePage(); } else { w = new WelcomeAdmin(); } Properties.Settings.Default.userkey = Convert.ToInt32(sqldr["userkey"]); //on successful login sqldr.Close(); sqlConn.Close(); this.Hide(); w.ShowDialog(); this.Close(); }