Auth_OpenID_Parse::removeQuotes PHP Method

    function removeQuotes($str)
    {
        $matches = array();
        $double = '/^"(.*)"$/';
        $single = "/^\\'(.*)\\'\$/";
        if (preg_match($double, $str, $matches)) {
            return $matches[1];
        } else {
            if (preg_match($single, $str, $matches)) {
                return $matches[1];
            } else {
                return $str;
            }
        }
    }