update

controller-----------------------------------------------------------
public function berita_update($id_berita) {
        if($this->session->userdata('sudah_login')) {
            $this->berita_model->berita_update($id_berita);
            redirect ('berita/home_lihat');
            }
    }
----------------------------------------------------------------------
model-----------------------------------------------------------------
function berita_update($id_berita) {
        $data1 = array('status'=>'0');
        $this->db->update('berita',$data1);
        $cek = $this->db->select('status')->where('id_berita',$id_berita)->get('berita');

        if($cek->status == '0'){
        $data = array('status'=>'1');
        $query = $this->db->where('id_berita',$id_berita)->update('berita',$data);
        return TRUE;
        }else {
            $data = array('status'=>'0');
            $query = $this->db->where('id_berita',$id_berita)->update('berita',$data);
            return TRUE;
            }
        }