method inputsiswa

public function inputsiswa(){

        $hitung=$this->siswa->hitung()+1;
        $noreg=date('dmY').'-'.$hitung;
        $nama_lengkap=strtoupper($this->request->post('nama_lengkap'));
        $asal_sekolah=strtoupper($this->request->post('asal_sekolah'));
        $kelamin=$this->request->post('kelamin');
        $tmpt_lhr=strtoupper($this->request->post('tmpt_lhr'));
        $tgl_lhr=$this->request->post('tgl_lhr');
        $alamat=ucwords($this->request->post('alamat'));
        $email=$this->request->post('email');
        $telpon=$this->request->post('telpon');
        $jurusan=$this->request->post('jurusan');
        $tgl_masuk=$this->request->post('tgl_masuk');
        $keterangan=ucfirst($this->request->post('keterangan'));
        $user_id=$this->user->hitung()+1;
        $status=$this->request->post('status');

        $this->upload->setOption(
            array(
                'folderLocation' => 'public/img_siswa',
                'autoCreateFolder' => true,
                'permittedFileType' => 'gif|png|jpg|jpeg',
                'maximumSize' => 5000000,
                'setFileName'=>$noreg,
            )
        );
        $this->upload->setErrorMessage(
                array(
                    10 => 'Folder tidak tersedia.',
                    3 => 'File yang anda upload terlalu besar.'
                )
        );

    $data['messages'] = '';

    if(isset($_FILES['foto'])){

        $file = $this->upload->now($_FILES['foto']);
        if($file){
        $foto = $this->upload->getFileInfo();
        $foto=$foto['name'];

        }else {
        $data['messages'] = $this->upload->getError('message');
        $foto='';
        }
    }
        $username=strtolower($this->request->post('username'));
        $password=md5($this->request->post('password'));

        $db_siswa=array(
            'noreg'=>$noreg,
            'nama_lengkap'=>$nama_lengkap,
            'asal_sekolah'=>$asal_sekolah,
            'kelamin'=>$kelamin,
            'tmpt_lhr'=>$tmpt_lhr,
            'tgl_lhr'=>$tgl_lhr,
            'alamat'=>$alamat,
            'email'=>$email,
            'telpon'=>$telpon,
            'jurusan'=>$jurusan,
            'tgl_masuk'=>$tgl_masuk,
            'keterangan'=>$keterangan,
            'status'=>$status,
            'foto'=>$foto,
            'user_id'=>$user_id,

        );

        $db_user=array(
            'username'=>$username,
            'password'=>$password,
            'level'=>'siswa',
        );
        $this->user->input($db_user);
        $this->siswa->input($db_siswa);
        $data['title'] = 'Input Siswa';
        $data['konten'] = 'konten/view_siswa';
        $data['message']='Anda berhasil input siswa';
        $data['data_siswa']=$this->siswa->viewall();
        $data['data_jurusan']=$this->jurusan->viewall();

        $this->output('home', $data);
    }