public bool ValidarLogin(String username, String senha) { MySqlConnection con = new MySqlConnection(); loginV = new V.LoginV(); conexao = new Conexao.Connection(); con.ConnectionString = conexao.getConnectionString(); con.Open(); string query = "SELECT * from funcionarios WHERE username = ?username and senha = ?senha"; try { MySqlCommand cmd = new MySqlCommand(query, con); cmd.Parameters.AddWithValue("?username", username); cmd.Parameters.AddWithValue("?senha", senha); MySqlDataReader sdr = cmd.ExecuteReader(); if (sdr.Read()) { return(true); } else { return(false); } } catch (Exception e) { MessageBox.Show("Ocorreu um erro ao tentar logar. Verifique suas informações e tente novamente.", "Erro", MessageBoxButtons.OK, MessageBoxIcon.Error); limparCampos(); return(false); } }
public bool ValidarLogin(String username, String senha) { con = new MySqlConnection(); loginv = new V.LoginV(); conexao = new Conexao.Connection(); con.ConnectionString = conexao.getConnectionString(); String query = "SELECT * FROM funcionarios WHERE username = ?username AND senha = ?senha"; try { con.Open(); MySqlCommand cmd = new MySqlCommand(query, con); cmd.Parameters.AddWithValue("?username", username); cmd.Parameters.AddWithValue("?senha", senha); cmd.ExecuteNonQuery(); MySqlDataReader result = cmd.ExecuteReader(); return(result.Read()); } finally { con.Close(); } }