144 lines
3.9 KiB
JavaScript
144 lines
3.9 KiB
JavaScript
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var express = require('express'),
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OAuth = require('oauth').OAuth,
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querystring = require('querystring');
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// Setup the Express.js server
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var app = express.createServer();
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app.use(express.logger());
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app.use(express.bodyDecoder());
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app.use(express.cookieDecoder());
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app.use(express.session({
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secret: "skjghskdjfhbqigohqdiouk"
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}));
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// Home Page
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app.get('/', function(req, res){
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if(!req.session.oauth_access_token) {
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res.redirect("/google_login");
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}
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else {
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res.redirect("/google_contacts");
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}
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});
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// Request an OAuth Request Token, and redirects the user to authorize it
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app.get('/google_login', function(req, res) {
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var getRequestTokenUrl = "https://www.google.com/accounts/OAuthGetRequestToken";
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// GData specifid: scopes that wa want access to
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var gdataScopes = [
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querystring.escape("https://www.google.com/m8/feeds/"),
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querystring.escape("https://www.google.com/calendar/feeds/")
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];
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var oa = new OAuth(getRequestTokenUrl+"?scope="+gdataScopes.join('+'),
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"https://www.google.com/accounts/OAuthGetAccessToken",
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"anonymous",
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"anonymous",
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"1.0",
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"http://localhost:3000/google_cb"+( req.param('action') && req.param('action') != "" ? "?action="+querystring.escape(req.param('action')) : "" ),
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"HMAC-SHA1");
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oa.getOAuthRequestToken(function(error, oauth_token, oauth_token_secret, results){
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if(error) {
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console.log('error');
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console.log(error);
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}
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else {
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// store the tokens in the session
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req.session.oa = oa;
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req.session.oauth_token = oauth_token;
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req.session.oauth_token_secret = oauth_token_secret;
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// redirect the user to authorize the token
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res.redirect("https://www.google.com/accounts/OAuthAuthorizeToken?oauth_token="+oauth_token);
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}
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})
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});
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// Callback for the authorization page
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app.get('/google_cb', function(req, res) {
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// get the OAuth access token with the 'oauth_verifier' that we received
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req.session.oa.getOAuthAccessToken(
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req.session.oauth_token,
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req.session.oauth_token_secret,
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req.param('oauth_verifier'),
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function(error, oauth_access_token, oauth_access_token_secret, results2) {
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if(error) {
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console.log('error');
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console.log(error);
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}
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else {
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// store the access token in the session
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req.session.oauth_access_token = oauth_access_token;
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req.session.oauth_access_token_secret = oauth_access_token_secret;
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res.redirect((req.param('action') && req.param('action') != "") ? req.param('action') : "/google_contacts");
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}
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});
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});
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function require_google_login(req, res, next) {
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if(!req.session.oauth_access_token) {
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res.redirect("/google_login?action="+querystring.escape(req.originalUrl));
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return;
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}
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next();
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};
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app.get('/google_contacts', require_google_login, function(req, res) {
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// Example using GData API v3
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// GData Specific Header
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req.session.oa._headers['GData-Version'] = '3.0';
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req.session.oa.getProtectedResource(
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"https://www.google.com/m8/feeds/contacts/default/full?alt=json",
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"GET",
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req.session.oauth_access_token,
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req.session.oauth_access_token_secret,
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function (error, data, response) {
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var feed = JSON.parse(data);
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res.render('google_contacts.ejs', {
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locals: { feed: feed }
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});
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});
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});
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app.get('/google_calendars', require_google_login, function(req, res) {
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// Example using GData API v2
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// GData Specific Header
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req.session.oa._headers['GData-Version'] = '2';
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req.session.oa.getProtectedResource(
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"https://www.google.com/calendar/feeds/default/allcalendars/full?alt=jsonc",
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"GET",
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req.session.oauth_access_token,
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req.session.oauth_access_token_secret,
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function (error, data, response) {
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var feed = JSON.parse(data);
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res.render('google_calendars.ejs', {
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locals: { feed: feed }
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});
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});
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});
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app.listen(3000);
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console.log("listening on http://localhost:3000");
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