public function actionContents($name = '')
    {
        if (empty($name)) {
            $name = Content::TERMS_AND_CONDS;
        }
        $model = Content::fill($name);
        if ($model->load(Yii::$app->request->post())) {
            if (User::can(Rbac::PERM_CHANGE_SETTINGS)) {
                if ($model->save()) {
                    $this->success(Yii::t('podium/flash', 'Content has been saved.'));
                } else {
                    $this->error(Yii::t('podium/flash', 'Sorry! There was some error while saving the content.'));
                }
            } else {
                $this->error(Yii::t('podium/flash', 'You are not allowed to perform this action.'));
            }
            return $this->refresh();
        }
        return $this->render('contents', ['model' => $model]);
    }