CLASS_API::app_request PHP Метод

    function app_request($str_method = "get", $with_sign = false)
    {
        if ($str_method == "post") {
            $_num_appId = fn_post("app_id");
            $_str_appKey = fn_post("app_key");
            $_tm_time = fn_post("time");
            if ($with_sign) {
                $_str_sign = fn_post("signature");
            }
        } else {
            $_num_appId = fn_get("app_id");
            $_str_appKey = fn_get("app_key");
            $_tm_time = fn_get("time");
            if ($with_sign) {
                $_str_sign = fn_get("signature");
            }
        }
        $_arr_appId = validateStr($_num_appId, 1, 0, "str", "int");
        switch ($_arr_appId["status"]) {
            case "too_short":
                return array("alert" => "x050203");
                break;
            case "format_err":
                return array("alert" => "x050204");
                break;
            case "ok":
                $_arr_appRequest["app_id"] = $_arr_appId["str"];
                break;
        }
        $_arr_appKey = validateStr($_str_appKey, 1, 64, "str", "alphabetDigit");
        switch ($_arr_appKey["status"]) {
            case "too_short":
                return array("alert" => "x050214");
                break;
            case "too_long":
                return array("alert" => "x050215");
                break;
            case "format_err":
                return array("alert" => "x050216");
                break;
            case "ok":
                $_arr_appRequest["app_key"] = $_arr_appKey["str"];
                break;
        }
        $_arr_time = validateStr($_tm_time, 1, 0, "str", "int");
        switch ($_arr_time["status"]) {
            case "too_short":
                return array("alert" => "x050224");
                break;
            case "format_err":
                return array("alert" => "x050225");
                break;
            case "ok":
                $_arr_appRequest["time"] = $_arr_time["str"];
                break;
        }
        $_tm_diff = $_arr_appRequest["time"] - time();
        if ($_tm_diff > 1800 || $_tm_diff < -1800) {
            return array("alert" => "x050227");
        }
        if ($with_sign) {
            $_arr_sign = validateStr($_str_sign, 1, 0);
            switch ($_arr_appId["status"]) {
                case "too_short":
                    return array("alert" => "x050226");
                    break;
                case "ok":
                    $_arr_appRequest["signature"] = $_arr_sign["str"];
                    break;
            }
        }
        $_arr_appRequest["alert"] = "ok";
        return $_arr_appRequest;
    }