Кнопка для сброса сессии - Модули и плагины

if ($session_result && ($strict_mode || !isset($_COOKIE[JApplication::getHash('PLG_LOGIN_ONE_PLUGIN'.$user->username)]))) {    // user is already logged in, and has not ended previous session by just closing browser, i.e. without logging off. When cookie is set, below code section is skipped. When strict_mode is set, user is not allowed multiple log-in from same work station.
                
                    if ($user_group_id !== "8") {    // exclude super user group_id 8

                        // The Joomla! 'remember me' option and some applications store user
                        // credentials in a persistent cookie, even if the application parameters
                        // have been set not to use 'remember me'.
                        // If Login One! forces a log-out, this cookie leads to browser getting
                        // into a loop, trying to re-establish earlier session but not allowed
                        // by Login One! etc etc.
                        // So we need to make sure the 'remember me' cookie is deleted.
                        // As of J3.2 the remember me cookie is named as follows
                        $remember_me_cookie_name  = JUserHelper::getShortHashedUserAgent();
                        if(isset($_COOKIE[$remember_me_cookie_name])) {
                            
                            // decided not to save this cookie into a temp cookie before
                            // deleting it, because it leads to confusing/unpredictable
                            // shopping cart contents when switching between work stations.

                            // delete the 'remember me' cookie
                            setcookie($remember_me_cookie_name, false, time() - 42000, $cookie_path, $cookie_domain);
                        }

                        JError::raiseNotice('SOME_ERROR_CODE', JText::_('NOTIFICATION_CANNOT_LOGIN'));

                        // log-in denied. redirect
                        $mainframe->redirect($redirect_to_referrer_url);
                    }
                    else {
                        // user is allowed in
                        // always set this cookie.
                        // if there is no cookie yet, then value this one 1, else 2
                        if ( !isset($_COOKIE[JApplication::getHash('PLG_LOGIN_ONE_PLUGIN'.$user->username)]) ) {
                            $cookie_value = 1;
                        }
                        else {
                            $cookie_value = 2;
                        }
                        setcookie(JApplication::getHash('PLG_LOGIN_ONE_PLUGIN'.$user->username), $cookie_value, time()+$session_lifetime*60, $cookie_path, $cookie_domain);
                    }
                }