public function get_data_kontrak2()
 {
     $kontrak = new Kontrak();
     $key = $_POST['key'];
     $user = Session::get('kd_user');
     //echo $user;
     $biaya = new Biaya();
     $jurusan = new Jurusan($this->registry);
     $universitas = new Universitas($this->registry);
     if ($key != "") {
         if (Session::get('role') == 2) {
             $data = $kontrak->get_by_nomor($key, $user);
         } else {
             $data = $kontrak->get_by_nomor($key);
         }
         $this->view->data = $data;
         //var_dump($data);
     }
     $this->view->biaya = $biaya;
     $this->view->jurusan = $jurusan;
     $this->view->kontrak = $kontrak;
     $this->view->universitas = $universitas;
     $this->view->load('kontrak/tabel_kontrak');
 }