Google官方支持的NodeJS访问API，提供后台登录授权

安装

$ npm install googleapis

使用

    var google = require('googleapis');
    var urlshortener = google.urlshortener('v1');
    var params = { shortUrl: 'http://goo.gl/xKbRu3' };
    // get the long url of a shortened url
    urlshortener.url.get(params, function (err, response) {
      console.log('Long url is', response.longUrl);
    });

    var google = require('googleapis');
    var plus = google.plus('v1');
    var oauth2Client = new OAuth2(CLIENT_ID, CLIENT_SECRET, REDIRECT_URL);
    // Retrieve tokens via token exchange explained above or set them:
    oauth2Client.setCredentials({
      access_token: 'ACCESS TOKEN HERE',
      refresh_token: 'REFRESH TOKEN HERE'
    });
    plus.people.get({ userId: 'me', auth: oauth2Client }, function(err, response) {
      // handle err and response
    });

    var fs = require('fs');
    var drive = google.drive({ version: 'v2', auth: oauth2Client });
    drive.files.insert({
      resource: {
        title: 'testimage.png',
        mimeType: 'image/png'
      },
      media: {
        mimeType: 'image/png',
        body: fs.createReadStream('awesome.png') // read streams are awesome!
      }
    }, callback);

问题解答?