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POTrying to import gmail contacts using node.js
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  1. POTrying to import gmail contacts using node.js
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    copied!<p>I'm trying to import gmail contacts. I have successfully obtained the access_token but when trying to get the contacts browser keeps throwing the error. invalid_grant</p> <p>my codes below.</p> <p>for authentication and callback.</p> <pre><code> authorize: function(req, res){ var CLIENT_ID = '927112080821-vhsphqc79tb5ohfgpuvrp8uhh357mhad.apps.googleusercontent.com'; var CLIENT_SECRET = 'gdgofL0RfAXX0in5JEiQiPW8'; var SCOPE = 'https://www.google.com/m8/feeds'; oa = new oauth.OAuth2(CLIENT_ID, CLIENT_SECRET, "https://accounts.google.com/o", "/oauth2/auth", "/oauth2/token"); res.redirect(oa.getAuthorizeUrl({scope:SCOPE, response_type:'code', redirect_uri:'http://localhost:1234/callback'})); }, callback: function(req, res){ console.log(req.query.code); oa.getOAuthAccessToken(req.query.code, {grant_type:'authorization_code', redirect_uri:'http://localhost:1234/callback'}, function(err, access_token, refresh_token) { if (err) { res.end('error: ' + JSON.stringify(err)); } else { getContactsFromGoogleApi(access_token); //res.write('access token: ' + access_token + '\n'); //res.write('refresh token: ' + refresh_token); //res.end(); } }); }, </code></pre> <p>for importing contacts</p> <pre><code>function getContactsFromGoogleApi (access_token, req, res, next) { console.log('access_token ' + access_token); request.get({ url: 'https://www.google.com/m8/feeds/contacts/default/full', qs: { alt: 'json', 'max-results': 1000, 'orderby': 'lastmodified' }, headers: { 'Authorization': 'OAuth ' + access_token, 'GData-Version': '3.0' } }, function (err, res, body) { if(res.statusCode === 401){ return res.redirect('index'); } var feed = JSON.parse(body); var users = feed.feed.entry.map(function (c) { var r = {}; if(c['gd$name'] &amp;&amp; ['gd$fullName']){ r.name = c['gd$name']['gd$fullName']['$t']; } if (c['gd$email'] &amp;&amp; c['gd$email'].length &gt; 0) { r.email = c['gd$email'][0]['address']; r.nickname = r.email;//c['gd$email'][0]['address'].split('@')[0]; } if(c['link']){ var photoLink = c['link'].filter(function (link) { return link.rel == 'http://schemas.google.com/contacts/2008/rel#photo' &amp;&amp; 'gd$etag' in link; })[0]; if(photoLink) { r.picture = '/users/photo?l=' + encodeURIComponent(photoLink.href); } else if (r.email) { r.picture = gravatar.url(r.email, { s: 40, d: "https://ssl.gstatic.com/s2/profiles/images/silhouette80.png"}); } } return r; }).filter(function (u) { return !!u.email &amp;&amp; //we can only give access to persons with email at this point !~u.email.indexOf('@reply.'); //adress with @reply. are usually temporary reply address for forum kind of websites. }); res.json(users); }); </code></pre> <p>}</p> <p>really appreciate help.</p>
 

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