/
githubmirror
/
socket.io
Обзор
Документация
Войти
/
githubmirror
/
socket.io
Код
Запросы
0
Пакеты
0
Релизы
0
Аналитика
Безопасность
main
examples/express-session-example/esm/index.js
65 строк
1 KB
Damien Arrachequesne
docs: improve example with express-session
13 сен 2023, 16:56
Не верифицирован
13 сен 2023, 16:56
d744fda
Код
Авторство
О чём код?
import express from "express"; import { createServer } from "node:http"; import { Server } from "socket.io"; import session from "express-session"; const port = process.env.PORT || 3000; const app = express(); const httpServer = createServer(app); const sessionMiddleware = session({ secret: "changeit", resave: true, saveUninitialized: true, }); app.use(sessionMiddleware); app.get("/", (req, res) => { res.sendFile(new URL("./index.html", import.meta.url).pathname); }); app.post("/incr", (req, res) => { const session = req.session; session.count = (session.count || 0) + 1; res.status(200).end("" + session.count); io.to(session.id).emit("current count", session.count); }); app.post("/logout", (req, res) => { const sessionId = req.session.id; req.session.destroy(() => { // disconnect all Socket.IO connections linked to this session ID io.to(sessionId).disconnectSockets(); res.status(204).end(); }); }); const io = new Server(httpServer); io.engine.use(sessionMiddleware); io.on("connection", (socket) => { const req = socket.request; socket.join(req.session.id); socket.on("incr", (cb) => { req.session.reload((err) => { if (err) { // session has expired return socket.disconnect(); } req.session.count = (req.session.count || 0) + 1; req.session.save(() => { cb(req.session.count); }); }); }); }); httpServer.listen(port, () => { console.log(`application is running at: http://localhost:${port}`); });