reCAPTCHA v3 を Node.JS で解決する方法

npm install axios

const PAGE_URL = "https://antcpt.com/score_detector";
const PAGE_KEY = "6LcR_okUAAAAAPYrPe-HK_0RULO1aZM15ENyM-Mf";
const PAGE_ACTION = "homepage";
const CAPSOLVER_KEY = "YourKey"

async function createTask(url, key, pageAction) {
    try {
      // サービスのドキュメンテーションに従って、APIエンドポイントとペイロードを定義します。
      const apiUrl = "https://api.capsolver.com/createTask";
      const payload = {
        clientKey: CAPSOLVER_KEY,
        task: {
          type: "ReCaptchaV3TaskProxyLess",
          websiteURL: url,
          websiteKey: key,
          pageAction: pageAction
        }
      };
      const headers = {
        'Content-Type': 'application/json',
      };
      const response = await axios.post(apiUrl, payload, { headers });
      return response.data.taskId;
  
    } catch (error) {
      console.error("CAPTCHAタスクの作成エラー: ", error);
      throw error;
    }
  }
  
  async function getTaskResult(taskId) {
    try {
      const apiUrl = "https://api.capsolver.com/getTaskResult";
      const payload = {
        clientKey: CAPSOLVER_KEY,
        taskId: taskId,
      };
      const headers = {
        'Content-Type': 'application/json',
      };
      let result;
      do {
        const response = await axios.post(apiUrl, payload, { headers });
        result = response.data;
        if (result.status === "ready") {
          return result.solution;
        }
        await new Promise(resolve => setTimeout(resolve, 5000)); // 5秒待ってから再試行
      } while (true);
  
    } catch (error) {
      console.error("CAPTCHA結果の取得エラー: ", error);
      throw error;
    }
  }
  

function setSessionHeaders() {
  return {
    'cache-control': 'max-age=0',
    'sec-ch-ua': '"Not/A)Brand";v="99", "Google Chrome";v="107", "Chromium";v="107"',
    'sec-ch-ua-mobile': '?0',
    'sec-ch-ua-platform': 'Windows',
    'upgrade-insecure-requests': '1',
    'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36',
    'accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7',
    'sec-fetch-site': 'same-origin',
    'sec-fetch-mode': 'navigate',
    'sec-fetch-user': '?1',
    'sec-fetch-dest': 'document',
    'accept-encoding': 'gzip, deflate',
    'accept-language': 'en,fr-FR;q=0.9,fr;q=0.8,en-US;q=0.7',
  };
}

async function main() {
    
    const headers = setSessionHeaders();
    console.log("CAPTCHAタスクの作成中...");
    const taskId = await createTask(PAGE_URL, PAGE_KEY, PAGE_ACTION);
    console.log(`タスクID: ${taskId}`);

    console.log("CAPTCHA結果の取得中...");
    const solution = await getTaskResult(taskId);
    const token = solution.gRecaptchaResponse;
    console.log(`トークンソリューション ${token}`);


  const res = await axios.post("https://antcpt.com/score_detector/verify.php", { "g-recaptcha-response": token }, { headers });
  const response = res.data;
  console.log(`スコア: ${response.score}`);
}

main().catch(err => {
  console.error(err);
});