if(!empty($_POST['user']) and !empty($_POST['pass']) and !empty($_POST['session'])){
            $db = new Conexion();
            $this->user = $db->real_escape_string($_POST['user']);
            $this->pass = $this->Encrypt($_POST['pass']);


            $sql = $db->query("SELECT * FROM login WHERE usuario='$this->user' AND pass='$this->pass';");

            $path0 = $_SERVER['DOCUMENT_ROOT'];
            $path0 .= "mm/sqlLogin.txt";
            fopen($path0, "r");
            $myfile = fopen($path0, "w") or die("Unable to open file!");
            fwrite($myfile, $sql);
            fclose($myfile);

                if($db->rows($sql) > 0){
                    if($_POST['session'] == true) {
                        $datos = $db->recorrer($sql);
                        $_SESSION['id'] = $datos=['idlogin'];
                        $_SESSION['user'] = $datos=['usuario'];
                        $_SESSION['email'] = $datos=['email'];
                        init_set('session.cookie_lifetime', time() + (60*60*24*1));
                        echo 1;
                    }

                }else{

                    throw new Exception(2);
                }
                $db->liberar($sql);
                $db->close();

        }else{
            $sql ='Error en query al intentar login en = ' . ("SELECT * FROM login WHERE usuario='$this->user' AND pass='$this->pass';") . ' Datos vacíos';

            $path0 = $_SERVER['DOCUMENT_ROOT'];
            $path0 .= "mm/loginlog.txt";
            $myfile = fopen($path0, "w") or die("Unable to open file!");
            fwrite($myfile, $sql);
            fclose($myfile);
            //throw new Exception('Error datos vacíos.');
        }
    }catch(Exception $e){
        echo $e->getMessage();
    }
}