/**
* Log user out of the system
*
* NOTE: If the $completeLogout parameter is NOT specified, the application
* will NOT log out ALL users. The application will use the next user ID in the stack
* (unless the stack is empty).
*
* @param boolean $completeLogout Whether or not to logout all users in the stack
* @return boolean Returns TRUE if user is loggout successfuly, FALSE otherwise
*/
public static final function userLogout($compleLogout = false)
{
if (empty(self::$_userStack)) {
return false;
}
if ($compleLogout) {
self::$_userStack = array();
} else {
array_pop(self::$_userStack);
}
self::userFlushCache();
return IEM::sessionSet('__IEM_SYSTEM_CurrentUser_Stack', self::$_userStack);
}
