server/auth/google/passport.js

   1 var passport = require('passport');
   2 var GoogleStrategy = require('passport-google-oauth').OAuth2Strategy;
   3
   4 exports.setup = function (User, config) {
   5   passport.use(new GoogleStrategy({
   6       clientID: config.google.clientID,
   7       clientSecret: config.google.clientSecret,
   8       callbackURL: config.google.callbackURL
   9     },
  10     function(accessToken, refreshToken, profile, done) {
  11       User.findOne({
  12         'google.id': profile.id
  13       }, function(err, user) {
  14         if (!user) {
  15           user = new User({
  16             name: profile.displayName,
  17             email: profile.emails[0].value,
  18             role: 'user',
  19             username: profile.username,
  20             provider: 'google',
  21             google: profile._json
  22           });
  23           user.save(function(err) {
  24             if (err) done(err);
  25             return done(err, user);
  26           });
  27         } else {
  28           return done(err, user);
  29         }
  30       });
  31     }
  32   ));
  33 };