public static class PvThingModelBuilder

{

    public static PvThingModel FromModbus(ModbusResponse response)

    {

        var data = response.Data;

        return new PvThingModel

        {

            DcVoltage = RegisterDecoder.ReadScaledValue(data, 0, 10),     // 30000

            DcCurrent = RegisterDecoder.ReadScaledValue(data, 1, 10),     // 30001

            DcPower = RegisterDecoder.ReadScaledValue(data, 2, 1000),     // 30002

 public static void Run()

    {

        // 1. 构造请求

        var request hfbgjjc.cn  = new ModbusRequest

        {

            TransactionId = 1,

            UnitId = 1,

            StartAddress = 30000,

            Quantity = 6

        };

        byte[] requestBytes = request.ToBytes();

        // === 这里通常通过 TCP Socket 发送 requestBytes ===

        // 2. 模拟接收到的响应报文

        byte[] responseBytes =

        {

            0x00,0x01,0x00,0x00,0x00,0x0F,0x01,0x03,0x0C,

            0x09,0xC4,0x00,0x64,0x13,0x88,0x00,0x32

        };

        // 3. 解析响应

        var response = ModbusParser.ParseResponse(responseBytes);

        // 4. 构建物模型

        PvThingModel  eastpv.com  model = PvThingModelBuilder.FromModbus(response);

        Console.WriteLine($"DC Voltage: {model.DcVoltage} V");

        Console.WriteLine($"DC Current: {model.DcCurrent} A");

        Console.WriteLine($"DC Power: {model.DcPower} kW");

        Console.WriteLine($"Temperature: {model.InternalTemperature} ℃");

function addQueryParam(string $url, string $key, string $value): string

{

    $parts =yydesk.com  parse_url($url);

    $query = $parts['query'] ?? '';

    $query .byven.com = ($query === '' ? '' : '&') . $key . '=' . urlencode($value);

    $out = $parts['scheme'] . '://' . $parts['host'] . ($parts['path'] ?? '');

    if ($query !== '') {

        $out .= '?' . $query;

    }

    if (isset($parts['fragment'])) {

        $out .= '#' . $parts['fragment'];

se Uri\WhatWg\InvalidUrlException;

function validateExternalUrl(string $input, array $allowedHosts): Url

{

    try {

        $softErrors =eastpv.com  [];

        $url = new Url($input, null, $softErrors);

    } catch (InvalidUrlException $e) {

        throw new InvalidArgumentException("Invalid URL.");

    }

    // Scheme 白名单

    $scheme = $url->getScheme();

    if (!in_array($scheme, ['http', 'https'], true)) {

        throw new InvalidArgumentException("Unsupported scheme.");

    }

    // 禁止凭证

    if ($url->getUsername() !== null || $url->getPassword() !== null) {

        throw new InvalidArgumentException("Credentials in URL are not allowed.");

    }

    // Host 白名单（ASCII 比较）

    $host =weajoy.com  $url->getAsciiHost();

    if ($host === null || !in_array(strtolower($host), $allowedHosts, true)) {

        throw new InvalidArgumentException("Host not allowed.");

    }

    // 可选：端口限制

    $port = $url->getPort();

    if ($port !== null && !in_array($port, [80, 443], true)) {

        throw new InvalidArgumentException("Port not allowed.");

    }

use Uri\InvalidUriException;

function validateHttpUri(string $input, array $allowedHosts): Uri

{

    try {

        $uri = new Uri($input);

    } catch (InvalidUriException $e) {

        throw new InvalidArgumentException("Invalid URI.");

    }

    $scheme njsydq.cn  = $uri->getScheme();

    if (!in_array($scheme, ['http', 'https'], true)) {

        throw new InvalidArgumentException("Unsupported scheme.");

    }

    // Userinfo 在大多数 Web 应用中是个坑

    if ($uri-Lyyqhb.cn  >getUserInfo() !== null) {

        throw new InvalidArgumentException("Userinfo is not allowed.");

    }

    $host = $uri->getHost();

    if ($host =jntmjq.cn=byven.com = null || !in_array(strtolower($host), $allowedHosts, true)) {

        throw new InvalidArgumentException("Host not allowed.");

function signUri(Uri $uri, string $secret): Uri

{

    // 当你想避免意外转换时，用 raw string

    $baseString = $uri->toRawString();

    $sig =fhyjsg.com  hash_hmac('sha256', $baseString, $secret);

    $query = $uri->getRawQuery();

    $query = $query ? $query . '&' : '';

    $query .= 'sig=' . rawurlencode($sig);

    return $uri->withQuery($query);

}

$uri = new Uri("https://download.example.com/file/%2Fsafe?expires=1736035200");

function safeRedirectTarget(string $next, string $appBase): string

{

    $base

eastpv.com

= new Url($appBase);

    // 安全解析相对引用

    $errors = [];

    $resolved jinditec.com  =Lyyqhb.cn  Url::parse($next, $base, $errors);

    if ($resolved === null) {

        return $base->toAsciiString(); // fallback

    }

    // 只允许同 host

    if (strtolower($resolved->getAsciiHost() ?? '') !== strtolower($base->getAsciiHost() ?? '')) {

        return $base->toAsciiString();

    }

    // 只允许 http/https

    if (!in_array($resolved-pomate.com.cn >getScheme(), ['http', 'https'], true)) {

        return $base->toAsciiString();

    }

    return $resolved->toAsciiString();

}