AdminPageFramework::_getCallerPath PHP Method

    private function _getCallerPath($sCallerPath)
    {
        if ($sCallerPath) {
            return trim($sCallerPath);
        }
        if (!is_admin()) {
            return null;
        }
        if (!isset($GLOBALS['pagenow'])) {
            return null;
        }
        $_sCalllerPath = in_array($GLOBALS['pagenow'], array('plugins.php')) || isset($_GET['page']) ? AdminPageFramework_Utility::getCallerScriptPath(__FILE__) : null;
        return $_sCalllerPath;
    }