70 lines
2.0 KiB
JavaScript
70 lines
2.0 KiB
JavaScript
// Include dependencies
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var app = require('express')();
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var http = require('http').createServer(app);
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var io = require('socket.io')(http)
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var striptags = require('striptags');
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var MarkdownIt = require('markdown-it'),
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md = new MarkdownIt();
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// Set variables
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const port = 9966;
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var users = 0;
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// Function for easy server broadcasts
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function serverMsg(content) {
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return {
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'username': 'Server',
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'mailHash': '470965550d3f019830c421f0535d9268',
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'message': content
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}
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}
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// Serve Client
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app.get('/', function(req, res){
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res.sendFile(__dirname + '/index.html');
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});
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// Socket.io server side
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io.on('connection', function (socket) {
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// Send identification request to client
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socket.emit('user_identify');
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// Bind username and mailhash to client
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socket.on('user_login', function (user) {
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socket.username = user.username;
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socket.mailHash = user.mailHash;
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io.emit('message_receive', serverMsg(`${socket.username} has connected`));
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users++;
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});
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// Send disconnect broadcast to all clients
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socket.on('disconnect', function () {
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io.emit('message_receive', serverMsg(`${socket.username} has disconnected`));
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users--;
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});
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// Handle messages
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socket.on('message_send', function (message) {
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// Build message data for clients
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var message = striptags(message, '<br />');
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if (message !== '') {
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message = md.render(message);
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message = message.replace(/\r?\n/g, '<br />');
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var msg = {
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'username': socket.username,
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'mailHash': socket.mailHash,
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'message': message
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}
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// Send message to clients
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io.emit('message_receive', msg);
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} else {
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socket.emit('message_receive', serverMsg(`Empty messages will not be sent.`));
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}
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});
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});
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// Start http server
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http.listen(port, function() {
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console.log(`Listening on port ${port}`);
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}); |