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server.js
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server.js
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const http = require('http')
const express = require('express')
const mongoose = require('mongoose')
const bodyParser = require('body-parser')
const configDB = require("./config/database")
const API = require("./controllers/api.js")
const morgan = require('morgan')
const app = express()
const server = http.createServer(app)
//Socket IO constant
const io = require('socket.io')(server)
// Database Configuration
mongoose.connect(process.env.MONGOLAB_URI || configDB.url) //connect to database
//Parser
app.use(bodyParser.json()) /* JSON support */
app.use(bodyParser.urlencoded({ extended: true }))
app.use(morgan('dev')) // use morgan to log requests to the console
//Static routing
app.use('/static', express.static(__dirname + '/public'))
app.use('/uploads', express.static(__dirname + '/uploads'))
app.use('/components', express.static(__dirname + '/bower_components')) //Set bower_components to just components
app.use('/api', API)
app.use('/', function(req, res) {
res.sendFile( __dirname + '/public/views/index.html') // Use res.sendfile, as it streams instead of reading the file into memory.
})
// Keep track of open sockets
var sockets = []
// track userIds for all connected users
GLOBAL.users = {}
//SocketIO integration
// This event will trigger when any user is connected.
io.on('connection', (socket) => {
console.log("A user connected!")
sockets.push(socket) //push the open socket to the data structure
GLOBAL.users.lastConnected = socket.id // sets the user's socketId
socket.emit('socket', socket.id) // sends a socket event over to the client
// You can use 'socket' to emit and receive events.
socket.on('new_notification', (sender) => {
console.log(sender.username + sender.type)
// When any connected client emit this event, we will receive it here.
socket.to(GLOBAL.users[sender.userId]).emit('notify', sender)
// io.emit('notify', sender)
/* io.emit('something happend') // for all. */
/* socket.broadcast.emit('something happend') // for all except me. */
//Send only to an specific client
//socket.broadcast.to(socketid).emit('message', 'for your eyes only');
})
})
//server listening to 8080 port
server.listen(process.env.PORT || 8080)