User Relationships to Role

URTR-5

	/**
        * get role relationship
        *
        */
        
    public function getRole()
    {
        return $this->hasOne(Role::className(), ['role_value' => 'role_id']);
    }
    
        /**
        * get role name
        *
        */
        
    public function getRoleName()
    {
        return $this->role ? $this->role->role_name : '- no role -';
    }
    
        /**
        * get list of roles for dropdown
        */
        
    public static function getRoleList()
    {
        $droptions = Role::find()->asArray()->all();
        return ArrayHelper::map($droptions, 'role_value', 'role_name');
    }