Added express example.

sjsnider · May 16, 2013 · 3744491 · 3744491
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commit 3744491
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diff --git a/README.md b/README.md
@@ -30,6 +30,59 @@ Install the client library using git:
 
 ## Getting started
 
+### Express and Github example
+
+```javascript
+var express = require('express'),
+    app = express();
+
+var OAuth2 = require('simple-oauth2')({
+      clientID: CLIENT_ID,
+      clientSecret: CLIENT_SECRET,
+      site: 'https://github.com/login',
+      tokenPath: '/oauth/access_token'
+    });
+
+
+// Authorization uri definition
+var authorization_uri = OAuth2.AuthCode.authorizeURL({
+  redirect_uri: 'http://localhost:3000/callback',
+  scope: 'notifications',
+  state: '3(#0/!~'
+});
+
+// Initial page redirecting to Github
+app.get('/auth', function (req, res) {
+    res.redirect(authorization_uri);
+});
+
+// Callback service parsing the authorization token and asking for the access token
+app.get('/callback', function (req, res) {
+  var code = req.query.code; 
+  console.log('/callback');
+  OAuth2.AuthCode.getToken({
+    code: code,
+    redirect_uri: 'http://localhost:3000/callback'
+  }, saveToken);
+
+  function saveToken(error, result) {
+    if (error) { console.log('Access Token Error', error.message); }
+    token = OAuth2.AccessToken.create(result);
+  }
+});
+
+
+app.get('/', function (req, res) {
+  res.send('Hello World');
+});
+
+app.listen(3000);
+
+console.log('Express server started on port 3000');
+```
+
+Credits to [@lazybean](https://github.com/lazybean)
+
 ### Authorization Code flow
 
 The Authorization Code flow is made up from two parts. At first your application asks to