Page 540 - Nodejs 교과서 개정2판

੉ઁ ࢲߡ੄ TPDLFU KTী ਢ ࣗ௄ ੉߮౟ܳ োѾ೤פ׮

socket.js

const SocketIO = require('socket.io');

module.exports = (server, app) => {
const io = SocketIO(server, { path: '/socket.io' });
➊
app.set('io', io);
➋

const room = io.of('/room');
const chat = io.of('/chat');
➌
room.on('connection', (socket) => {
console.log('room 네임스페이스에 접속');
socket.on('disconnect', () => {
console.log('room 네임스페이스 접속 해제');
});
});
➍

chat.on('connection', (socket) => {
console.log('chat 네임스페이스에 접속');
const req = socket.request;
const { headers: { referer } } = req;
const roomId = referer
.split('/')[referer.split('/').length - 1]
.replace(/\?.+/, '');
socket.join(roomId);

socket.on('disconnect', () => {
console.log('chat 네임스페이스 접속 해제');
socket.leave(roomId);
});
});
};

➊ app.set('io', io)۽ ۄ਋ఠীࢲ io ё୓ܳ ॶ ࣻ ੓ѱ ੷੢೧نפ׮ req.app.get('io ۽ ੽Ӕೡ ࣻ ੓ण

פ׮
➋ ୊਺ ࠁח ݫࢲ٘ੋ ofо ੓णפ׮ 4PDLFU *0ী ֎੐झಕ੉झܳ ࠗৈೞח ݫࢲ٘ੑפ׮ 4PDLFU *0ח ӝࠄ

੸ਵ۽ ֎੐झಕ੉झী ੽ࣘೞ૑݅ of ݫࢲ٘ܳ ࢎਊೞݶ ׮ܲ ֎੐झಕ੉झܳ ٜ݅য ੽ࣘೡ ࣻ ੓णפ׮
э਷ ֎੐झಕ੉झՙܻ݅ ؘ੉ఠܳ ੹׳೤פ׮