143 lines
4.4 KiB
JavaScript
143 lines
4.4 KiB
JavaScript
// Node.jsでLINE WORKSのBot APIを使って特定ユーザーにメッセージを送信するサンプル（HTTPS対応）
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const express = require('express');
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const bodyParser = require('body-parser');
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const fetch = require('node-fetch');
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const jwt = require('jsonwebtoken');
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const fs = require('fs');
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const https = require('https');
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const cors = require('cors'); // 追加
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const app = express();
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app.use(cors({
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origin: [
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'https://neo999.next-hd.net',
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'https://nextoffice.next-hd.co.jp',
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], // 許可するオリジン
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optionsSuccessStatus: 200
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}));
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//app.use(bodyParser.json());
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const API_KEY = 'pgqhLFWbDFu4Byz#4afNYX2F6Fa1&$KPjved$8%sUdTQV52caip#EpIKxYUkdd4S'; // 任意のAPIキーを設定
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// アクセストークン取得
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async function getAccessToken() {
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const clientId = 'V58hNobcAqRcQPerySMz';
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const clientSecret = 'gJ84XQtigD';
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const serviceAccount = 'x94xh.serviceaccount@works-nextgroup2';
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const privateKey = fs.readFileSync('./private_20250530180606.key', 'utf8');
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const apiUrl = 'https://auth.worksmobile.com/oauth2/v2.0/token';
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const now = Math.floor(Date.now() / 1000);
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// JWT生成
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const payload = {
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'iss': clientId,
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'sub': serviceAccount,
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'iat': now,
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'exp': now + 60 * 5,
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'aud': apiUrl
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};
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const assertion = jwt.sign(payload, privateKey, { 'algorithm': 'RS256' });
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const body = new URLSearchParams({
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'assertion': assertion,
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'grant_type': 'urn:ietf:params:oauth:grant-type:jwt-bearer',
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'client_id': clientId,
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'client_secret': clientSecret,
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'scope': 'bot'
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});
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const response = await fetch(apiUrl, {
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'method': 'POST',
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'headers': { 'Content-Type': 'application/x-www-form-urlencoded' },
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'body': body.toString()
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});
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if (response.ok) {
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const data = await response.json();
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return data.access_token;
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} else {
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console.error('アクセストークン取得失敗:', await response.text());
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return null;
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}
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}
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// メッセージ送信
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async function sendLineworksMessage(botId, userId, messageText) {
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const accessToken = await getAccessToken();
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if (!accessToken) return;
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const apiUrl = `https://www.worksapis.com/v1.0/bots/${botId}/users/${userId}/messages`;
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const body = {
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'content': {
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'type': 'text',
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'text': messageText
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}
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};
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const response = await fetch(apiUrl, {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json;charset=UTF-8',
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'Authorization': `Bearer ${accessToken}`
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},
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body: JSON.stringify(body)
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});
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if (response.ok) {
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console.log('送信成功');
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} else {
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console.error('送信失敗', await response.text());
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}
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}
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// APIエンドポイント
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app.post('/lwSendMessage', async (req, res) => {
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let rawBody = '';
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req.on('data', (chunk) => {
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rawBody += chunk; // リクエストデータをそのまま取得
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});
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req.on('end', () => {
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// APIキーの検証
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const apiKey = req.headers['x-api-key'];
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if (!apiKey || apiKey !== API_KEY) {
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return res.status(401).json({ error: 'APIキーが不正です' });
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}
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// botIdとuserIdをヘッダーから取得
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const botId = req.headers['x-bot-id'];
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const userId = req.headers['x-user-id'];
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if (!botId || !userId) {
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return res.status(400).json({ error: 'x-bot-id, x-user-idは必須です' });
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}
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// リクエストボディ全体をmessageTextとして使用
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const messageText = rawBody;
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console.log('messageText:', messageText);
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if (!messageText) {
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return res.status(400).json({ error: 'messageTextは必須です' });
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}
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try {
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sendLineworksMessage(botId, userId, messageText);
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res.json({ result: 'ok' });
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} catch (e) {
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res.status(500).json({ error: e.message });
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}
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});
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});
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// HTTPSサーバー起動
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const PORT = 30309;
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const sslOptions = {
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cert: fs.readFileSync('/etc/letsencrypt/live/neo999.next-hd.net/fullchain.pem'),
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key: fs.readFileSync('/etc/letsencrypt/live/neo999.next-hd.net/privkey.pem')
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};
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https.createServer(sslOptions, app).listen(PORT, () => {
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console.log(`APIサーバー起動: https://neo999.next-hd.net:${PORT}/lwSendMessage`);
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});
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