How can I show notification to the user that a session is expired?
This is the config code:
$config['sess_driver'] = SESS_DRIVER;
$config['sess_cookie_name'] = (defined('APP_SESSION_COOKIE_NAME') ? APP_SESSION_COOKIE_NAME : 'sp_session');
$config['sess_expiration'] = (defined('APP_SESSION_EXPIRATION') ? APP_SESSION_EXPIRATION :30);
$config['sess_save_path'] = SESS_SAVE_PATH;
$config['sess_match_ip'] = (defined('APP_SESSION_MATCH_IP') ? APP_SESSION_MATCH_IP : false);
$config['sess_time_to_update'] = (defined('APP_SESSION_TIME_TO_UPDATE') ? APP_SESSION_TIME_TO_UPDATE : 30);
$config['sess_regenerate_destroy'] = (defined('APP_SESSION_REGENERATE_DESTROY') ? APP_SESSION_REGENERATE_DESTROY : false);