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Node.js Bluetooth integrated web-app
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| This a bluetooth web-app. |
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| { | |
| "name": "bluetoothApp", | |
| "version": "1.0.0", | |
| "dependencies": { | |
| "jquery" : "~2.0.3" | |
| } | |
| } |
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| <!Doctype htlm> | |
| <html> | |
| <head> | |
| <title>Bluetooth Web-app</title> | |
| <script src="/socket.io/socket.io.js"></script> | |
| <script src="/bower_components/jquery/jquery.js"></script> | |
| </head> | |
| <body> | |
| <h1>Bluetooth Web-app</h1> | |
| <button>Search Bluetooth devices</button> | |
| <ul> | |
| </ul> | |
| <input> | |
| <script type="text/javascript"> | |
| var socket = io.connect('http://localhost'); | |
| socket.on('search_Bluetooth_stopped', function(){ | |
| $('button').html('Search Bluetooth devices'); | |
| }) | |
| socket.on('connected_Bluetooth', function(data){ | |
| var element = $('.connect-device[data-address="'+data.address+'"]') | |
| element.html(element[0].innerText + ' <b class="label label-success">live</b>'); | |
| }) | |
| socket.on('device', function(data){ | |
| $('ul').append('<li><a class="connect-device" data-address ="'+ data.address +'">'+ data.name +'</li>'); | |
| $('.connect-device').on('click',function(event){ | |
| var address = $(event.target).attr('data-address'); | |
| socket.emit('open_Bluetooth_Connection', address); | |
| }) | |
| }); | |
| $('button').on('click', function(event){ | |
| event.preventDefault(); | |
| $('button').html('Scanning'); | |
| $('.bluetoothList').html(''); | |
| socket.emit('search_Bluetooth',"new"); | |
| }); | |
| $('input').on('submit', function (){ | |
| }) | |
| socket.emit('search_Bluetooth',""); | |
| </script> | |
| </body> | |
| </html> |
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| { | |
| "name": "BluetoothControl", | |
| "description": "", | |
| "version": "0.0.1", | |
| "private": true, | |
| "dependencies": { | |
| "express": "3.x", | |
| "socket.io": "0.9.16" | |
| } | |
| } |
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| var express = require('express') | |
| , app = express() | |
| , server = require('http').createServer(app) | |
| , io = require('socket.io').listen(server) | |
| , BTSP = require('bluetooth-serial-port') | |
| , BTserial = new BTSP.BluetoothSerialPort() | |
| , fs = require('fs') | |
| , BTDevices = []; | |
| server.listen(3000); | |
| app.use(express.static(__dirname)); | |
| io.sockets.on('connection', function (socket) { | |
| socket.on('search_Bluetooth', function(data){ | |
| if (data == "new") { | |
| BTserial.close(); | |
| console.log("search for Bluetooth Device") | |
| BTserial.inquire(); | |
| } else { | |
| console.log("return list of Bluetooth Devices"); | |
| for (var i = 0; i < BTDevices.length; i++) { | |
| socket.emit('device',{address: TDevices[i].address, name: TDevices[i].name, channel: TDevices[i].channel}); | |
| } | |
| } | |
| }); | |
| BTserial.on('found', function(address, name) { | |
| BTserial.findSerialPortChannel(address, function(channel) { | |
| socket.emit('device',{address: address, name: name, channel: channel}); | |
| BTDevices.push({address: address, name: name, channel: channel}); | |
| }); | |
| }); | |
| BTserial.on('failure',function(err){ | |
| console.log('failure: '+ err) | |
| }); | |
| BTserial.on('finished',function(){ | |
| console.log('finished searching') | |
| socket.emit('search_Bluetooth_stopped',{}); | |
| }) | |
| socket.on('open_Bluetooth_Connection',function(address){ | |
| for (var i = 0; i < BTDevices.length; i++) { | |
| var channel; | |
| if (BTDevices[i].address === address) { | |
| channel = BTDevices[i].channel; | |
| }; | |
| }; | |
| BTserial.connect(address, channel, function() { | |
| socket.emit('connected_Bluetooth',{address:address}); | |
| },function (){ | |
| console.log('Cannot connect'); | |
| }); | |
| }); | |
| socket.on('close_Bluetooth_Connection', function(){ | |
| BTserial.close(); | |
| }); | |
| socket.on('send_To_Bluetooth', function(data){ | |
| var buffer = new Buffer(data, 'utf8') | |
| BTserial.write(buffer, function (err, bytesWritten){ | |
| if (err) { | |
| console.log(err); | |
| } | |
| if (bytesWritten == buffer.length) { | |
| console.log('All bytes are send'); | |
| } | |
| }); | |
| }) | |
| var dataBuffer = ""; | |
| BTserial.on('data', function(buffer) { | |
| dataBuffer = dataBuffer + buffer.toString('utf8'); | |
| if(dataBuffer.indexOf("\n") != -1){ | |
| getFromRobot(dataBuffer.slice(0,1)); | |
| dataBuffer = ""; | |
| } | |
| }); | |
| }); |
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