56 lines
No EOL
1.5 KiB
JavaScript
56 lines
No EOL
1.5 KiB
JavaScript
var http = require('http');
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var express = require('express');
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var fs = require('fs');
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var io = require('socket.io');
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var crypto = require('crypto');
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var app = express();
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var staticDir = express.static;
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var server = http.createServer(app);
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io = io(server);
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var opts = {
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port: process.env.PORT || 1948,
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baseDir : __dirname + '/../../'
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};
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io.on( 'connection', function( socket ) {
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socket.on('multiplex-statechanged', function(data) {
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if (typeof data.secret == 'undefined' || data.secret == null || data.secret === '') return;
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if (createHash(data.secret) === data.socketId) {
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data.secret = null;
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socket.broadcast.emit(data.socketId, data);
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};
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});
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});
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[ 'css', 'js', 'plugin', 'lib' ].forEach(function(dir) {
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app.use('/' + dir, staticDir(opts.baseDir + dir));
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});
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app.get("/", function(req, res) {
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res.writeHead(200, {'Content-Type': 'text/html'});
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fs.createReadStream(opts.baseDir + '/index.html').pipe(res);
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});
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app.get("/token", function(req,res) {
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var ts = new Date().getTime();
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var rand = Math.floor(Math.random()*9999999);
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var secret = ts.toString() + rand.toString();
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res.send({secret: secret, socketId: createHash(secret)});
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});
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var createHash = function(secret) {
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var cipher = crypto.createCipher('blowfish', secret);
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return(cipher.final('hex'));
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};
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// Actually listen
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server.listen( opts.port || null );
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var brown = '\033[33m',
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green = '\033[32m',
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reset = '\033[0m';
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console.log( brown + "reveal.js:" + reset + " Multiplex running on port " + green + opts.port + reset ); |