├── .gitignore
├── README
├── client.html
├── example.xml
├── package.json
└── server.js
/.gitignore:
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1 | node_modules
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/README:
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1 | This is a simple example using nodejs to build a push notification server.
2 | You can read the tutorial on my blog http://www.gianlucaguarini.com/blog/?p=272
3 |
4 | Tested on node 0.12.0
5 |
6 | /**
7 | *
8 | * Version: 1.0.0
9 | * Author: Gianluca Guarini
10 | * Contact: gianluca.guarini@gmail.com
11 | * Website: http://www.gianlucaguarini.com/
12 | * Twitter: @gianlucaguarini
13 | *
14 | * Copyright (c) Gianluca Guarini
15 | *
16 | * Permission is hereby granted, free of charge, to any person
17 | * obtaining a copy of this software and associated documentation
18 | * files (the "Software"), to deal in the Software without
19 | * restriction, including without limitation the rights to use,
20 | * copy, modify, merge, publish, distribute, sublicense, and/or sell
21 | * copies of the Software, and to permit persons to whom the
22 | * Software is furnished to do so, subject to the following
23 | * conditions:
24 | *
25 | * The above copyright notice and this permission notice shall be
26 | * included in all copies or substantial portions of the Software.
27 | *
28 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
29 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
30 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
31 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
32 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
33 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
34 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
35 | * OTHER DEALINGS IN THE SOFTWARE.
36 | **/
37 |
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/client.html:
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1 |
2 |
3 |
9 | Push notification server
10 |
11 |
12 |
13 |
Try to change your xml data to update this content
14 |
15 |
16 |
28 |
29 |
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/example.xml:
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1 |
2 |
3 | Hello world!
4 |
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/package.json:
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1 | {
2 | "name": "nodejs-push-notification-server",
3 | "version": "1.0.1",
4 | "description": "This is a simple example using nodejs to build a push notification server.",
5 | "main": "server.js",
6 | "dependencies": {
7 | "socket.io": "~1.3.5",
8 | "xml2json": "~0.6.1"
9 | },
10 | "devDependencies": {},
11 | "scripts": {
12 | "test": "echo \"Error: no test specified\" && exit 1",
13 | "start": "node server.js"
14 | },
15 | "repository": {
16 | "type": "git",
17 | "url": "git://github.com/GianlucaGuarini/nodejs-push-notification-server.git"
18 | },
19 | "author": "Gianluca Guarini",
20 | "license": "MIT",
21 | "bugs": {
22 | "url": "https://github.com/GianlucaGuarini/nodejs-push-notification-server/issues"
23 | }
24 | }
25 |
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/server.js:
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1 | var app = require('http').createServer(handler),
2 | io = require('socket.io').listen(app),
3 | parser = new require('xml2json'),
4 | fs = require('fs');
5 |
6 | // creating the server ( localhost:8000 )
7 | app.listen(8000);
8 |
9 | console.log('server listening on localhost:8000');
10 |
11 | // on server started we can load our client.html page
12 | function handler(req, res) {
13 | fs.readFile(__dirname + '/client.html', function(err, data) {
14 | if (err) {
15 | console.log(err);
16 | res.writeHead(500);
17 | return res.end('Error loading client.html');
18 | }
19 | res.writeHead(200);
20 | res.end(data);
21 | });
22 | }
23 |
24 | // creating a new websocket to keep the content updated without any AJAX request
25 | io.sockets.on('connection', function(socket) {
26 | console.log(__dirname);
27 | // watching the xml file
28 | fs.watchFile(__dirname + '/example.xml', function(curr, prev) {
29 | // on file change we can read the new xml
30 | fs.readFile(__dirname + '/example.xml', function(err, data) {
31 | if (err) throw err;
32 | // parsing the new xml data and converting them into json file
33 | var json = parser.toJson(data);
34 | // send the new data to the client
35 | socket.volatile.emit('notification', json);
36 | });
37 | });
38 |
39 | });
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