65 lines
1.8 KiB
JavaScript
65 lines
1.8 KiB
JavaScript
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const fs = require('fs');
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const path = require('path');
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const jwt = require('jsonwebtoken');
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const http2 = require('http2');
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const TEAM_ID = 'ZZMLW32PHH';
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const KEY_ID = '3VJ5X6V9Q8';
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const BUNDLE_ID = 'com.shenyan.room';
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const KEY_PATH = path.join(__dirname, 'AuthKey_3VJ5X6V9Q8.p8');
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// cache JWT for ~50min (max 1hr)
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let cachedToken = null;
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let tokenExpiry = 0;
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function getJWT() {
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if (cachedToken && Date.now() < tokenExpiry) return cachedToken;
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const key = fs.readFileSync(KEY_PATH, 'utf-8');
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const now = Math.floor(Date.now() / 1000);
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const payload = { iss: TEAM_ID, iat: now };
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const headers = { alg: 'ES256', kid: KEY_ID };
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cachedToken = jwt.sign(payload, key, { algorithm: 'ES256', header: headers, expiresIn: '50m' });
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tokenExpiry = now + 3000; // 50 min
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return cachedToken;
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}
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function sendAPNs(deviceToken, title, body) {
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return new Promise((resolve, reject) => {
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const payload = JSON.stringify({
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aps: {
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alert: { title: title || '沈晏', body: body || '' },
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sound: 'default',
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badge: 1,
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},
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});
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const client = http2.connect('https://api.sandbox.push.apple.com:443');
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client.on('error', err => reject(err));
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const req = client.request({
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':method': 'POST',
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':path': `/3/device/${deviceToken}`,
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'authorization': `bearer ${getJWT()}`,
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'apns-topic': BUNDLE_ID,
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'apns-push-type': 'alert',
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'apns-expiration': '0',
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});
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req.on('response', (headers) => {
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const status = headers[':status'];
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let data = '';
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req.on('data', c => data += c);
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req.on('end', () => {
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client.close();
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if (status === 200) resolve({ ok: true, status });
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else reject(new Error(`APNs ${status}: ${data}`));
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});
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});
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req.on('error', err => { client.close(); reject(err); });
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req.end(payload);
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});
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}
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module.exports = { sendAPNs };
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