First Webapplication With User Connectivity

Hi,

database: test,

table name: users (user_id,username,password)

useridentity.php file.

public function authenticate()

{


	$model=Users::model()->findByAttributes(array('username'=>$this->username));


	//print MD5($this->password);


	//print_r($model); exit;	


	


    if($model != NULL)


        {


            if($model->password==MD5($this->password))


              $this->errorCode=self::ERROR_NONE;


            else


             $this->errorCode=self::ERROR_PASSWORD_INVALID;


        }


        else


        {


            $this->errorCode=self::ERROR_USERNAME_INVALID;


        }   


return !$this->errorCode;  

}

usercontroller.php file set @ in accessRules()