Do something after authentication at Login operation is successfully completed.
Legacy_Controller::checkLogin() : [/modules/base/kernel/Legacy_Controller.class.php]
Legacy_Controller::checkLogin() : [/modules/base/kernel/Legacy_Controller.class.php]
User_LegacypageFunctions::checkLoginSuccess(&$xoopsUser) - [/modules/user/kernel/LegacypageFunctions.class.php]
Legacy_SiteClose::callbackCheckLoginSuccess(&$xoopsUser) - [/modules/base/preload/Primary/SiteClose.class.php]
Base_ThemeSelect::callbackCheckLoginSuccess(&$xoopsUser) - [/modules/base/preload/ThemeSelect.class.php]