![Smile :)](./images/smilies/icon_e_smile.gif)
I don't want you to spend ages on it but if it is a quick easy job for you to knock up an example then I will indeed be most grateful.
Please, Please ...
thanks...
Code: Select all
//
// Copyright (c) 2015, Eric van Dijken <eric@team-moki.nl>
//
var version = "0.0.1";
var express = require('express');
var app = express();
var server = require("http").Server(app);
var io = require("socket.io")(server);
/* Server config */
app.set("ipaddr", "192.168.1.128");
app.set("port", 3000);
app.set("views", __dirname + "/views");
app.use(express.static("public", __dirname + "/public"));
app.get("/", function(request, response) {
res.sendfile('index.html');
});
/* Socket.IO events */
io.on('connection', function(socket){
console.log('connected');
socket.on('disconnect', function(){
console.log('disconnected');
});
socket.on('keydown', function(event) {
console.log('Keydown request: %s', event);
socket.emit("command","ON");
});
socket.on('keyup', function(event) {
console.log('Keyup request: %s', event);
socket.emit("command","OFF");
});
});
//Start the http server at port and IP defined before
server.listen(app.get("port"), app.get("ipaddr"), function() {
console.log("PERFO Server up and running. Go to http://" + app.get("ipaddr") + ":" + app.get("port"));
});
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{
"name": "Perfo",
"version": "0.0.1",
"description": "Raspberry PI nodejs example",
"main": "server.js",
"repository": {
"type": "git",
"url": "https://github.com/Moki38/perfo.git"
},
"keywords": [
"Raspberry PI"
],
"dependencies": {
"express": ">= 4.6.1",
"socket.io": ">= 1.0.6"
},
"author": {
"name": "Eric van Dijken <eric@team-moki.nl>"
},
"contributors": [
{
"name": "None",
"email": "@",
"url": "https://github.com/none"
}
],
"scripts": {
"start": "node server.js"
},
"license": "MIT"
}
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<!doctype html>
<html>
<head>
<title>Raspberry PI Perfo (V0.0.1)</title>
<meta http-equiv="X-UA-Compatible" content="IE=Edge">
<script src="http://code.jquery.com/jquery-1.11.1.js"></script>
<script src="/socket.io/socket.io.js"></script>
<script type="text/javascript">
var socket = io.connect();
wIsDown = false;
$(window).keydown(function(e){
switch(e.which){
case 87:
if(wIsDown) return;
wIsDown = true;
socket.emit('keydown', 'ON');
break;
}
});
$(window).keyup(function(e){
command = "Stop";
switch(e.which){
case 87:
if(!wIsDown) return;
wIsDown = false;
socket.emit('keyup', 'OFF');
break;
}
});
</script>
</head>
</script>
<body bgcolor="#00000000">
</body>
</html>
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npm WARN package.json Perfo@0.0.1 No README.md file found!
npm WARN unmet dependency /home/pi/Moki2/node_modules/socket.io/node_modules/socket.io-parser requires debug@'0.7.4' but will load
npm WARN unmet dependency /home/pi/Moki2/node_modules/socket.io/node_modules/debug,
npm WARN unmet dependency which is version 2.1.0
npm WARN unmet dependency /home/pi/Moki2/node_modules/socket.io/node_modules/socket.io-client/node_modules/engine.io-client/node_modules/engine.io-parser requires has-binary@'0.1.5' but will load
npm WARN unmet dependency /home/pi/Moki2/node_modules/socket.io/node_modules/socket.io-client/node_modules/has-binary,
npm WARN unmet dependency which is version 0.1.6
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module.js:485
throw err;
^
SyntaxError: /home/pi/Moki2/node_modules/express/node_modules/accepts/node_modules/mime-types/node_modules/mime-db/db.json: Unexpected token e
at Object.parse (native)
at Object.Module._extensions..json (module.js:482:27)
at Module.load (module.js:356:32)
at Function.Module._load (module.js:312:12)
at Module.require (module.js:364:17)
at require (module.js:380:17)
at Object.<anonymous> (/home/pi/Moki2/node_modules/express/node_modules/accepts/node_modules/mime-types/node_modules/mime-db/index.js:11:18)
at Module._compile (module.js:456:26)
at Object.Module._extensions..js (module.js:474:10)
at Module.load (module.js:356:32)
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events.js:72
throw er; // Unhandled 'error' event
^
Error: listen EADDRNOTAVAIL
at errnoException (net.js:863:11)
at Server._listen2 (net.js:989:19)
at listen (net.js:1030:10)
at net.js:1104:9
at dns.js:72:18
at process._tickCallback (node.js:415:13)
at Function.Module.runMain (module.js:499:11)
at startup (node.js:119:16)
at node.js:903:3
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ReferenceError: res is not defined
at /home/pi/Moki2/server.js:18:9
at Layer.handle [as handle_request] (/home/pi/Moki2/node_modules/express/lib/router/layer.js:82:5)
at next (/home/pi/Moki2/node_modules/express/lib/router/route.js:110:13)
at Route.dispatch (/home/pi/Moki2/node_modules/express/lib/router/route.js:91:3)
at Layer.handle [as handle_request] (/home/pi/Moki2/node_modules/express/lib/router/layer.js:82:5)
at /home/pi/Moki2/node_modules/express/lib/router/index.js:267:22
at Function.proto.process_params (/home/pi/Moki2/node_modules/express/lib/router/index.js:321:12)
at next (/home/pi/Moki2/node_modules/express/lib/router/index.js:261:10)
at SendStream.error (/home/pi/Moki2/node_modules/express/node_modules/serve-static/index.js:107:7)
at SendStream.EventEmitter.emit (events.js:95:17)