ogheo / yii2-comments

     * Get username from session or cookies

     * @return mixed|null

     */

    public static function getUsername()

    {

        $username = Yii::$app->session->get(CommentsModule::getInstance()->guestUsernameSessionKey);

        if ($username === null) {

            $cookies = Yii::$app->request->cookies;

            if ($username === null && $cookies->has(CommentsModule::getInstance()->guestUsernameCookieName)) {

                $username = !empty($cookies[CommentsModule::getInstance()->guestUsernameCookieName]->value) ?

                    $cookies[CommentsModule::getInstance()->guestUsernameCookieName]->value : null;

            }

        }

        return $username;

    }

    /**

     * Set email in session and cookies

     * Get email from session or cookies

     * @return mixed|null

     */

    public static function getEmail()

    {

        $email = Yii::$app->session->get(CommentsModule::getInstance()->guestEmailSessionKey);

        if ($email === null) {

            $cookies = Yii::$app->request->cookies;

            if ($email === null && $cookies->has(CommentsModule::getInstance()->guestEmailCookieName)) {

                $email = !empty($cookies[CommentsModule::getInstance()->guestEmailCookieName]->value) ?

                    $cookies[CommentsModule::getInstance()->guestEmailCookieName]->value : null;

            }

        }

        return $email;

    }

    /**

     * Get uprated comments