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Add Twitter merging strategy

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This commit is contained in:
Sahat Yalkabov
2014-01-31 23:17:58 -05:00
parent dfeb12d6ce
commit 6d85931422
1 changed files with 41 additions and 10 deletions
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51
config/passport.js
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@ -156,18 +156,50 @@ passport.use(new GitHubStrategy(secrets.github, function(req, accessToken, refre
} }
})); }));
/**
* Sign in with Twitter.
*
* Possible authentication states:
*
* 1. User is logged in.
* a. Already signed in with Twitter before. (MERGE ACCOUNTS, EXISTING ACCOUNT HAS PRECEDENCE)
* b. First time signing in with Twitter. (ADD TWITTER ID TO EXISTING USER)
* 2. User is not logged in.
* a. Already signed with Twitter before. (LOGIN)
* b. First time signing in with Twitter. (CREATE ACCOUNT)
*/
passport.use(new TwitterStrategy(secrets.twitter, function(req, accessToken, tokenSecret, profile, done) { passport.use(new TwitterStrategy(secrets.twitter, function(req, accessToken, tokenSecret, profile, done) {
if (req.user) { if (req.user) {
User.findById(req.user.id, function(err, user) { User.findOne({ $or: [{ twitter: profile.id }, { email: profile.email }] }, function(err, existingUser) {
user.twitter = profile.id; if (existingUser) {
user.tokens.push({ kind: 'twitter', accessToken: accessToken, tokenSecret: tokenSecret }); existingUser.facebook = existingUser.facebook || req.user.facebook;
user.profile.name = user.profile.name || profile.displayName; existingUser.github = existingUser.github || req.user.github;
user.profile.location = user.profile.location || profile._json.location; existingUser.google = existingUser.google || req.user.google;
user.profile.picture = user.profile.picture || profile._json.profile_image_url; existingUser.email = existingUser.email || req.user.email;
user.save(function(err) { existingUser.password = existingUser.password || req.user.password;
done(err, user); existingUser.profile = existingUser.profile || req.user.profile;
}); existingUser.tokens = _.union(existingUser.tokens, req.user.tokens);
existingUser.save(function(err) {
User.remove({ _id: req.user.id }, function(err) {
req.flash('info', { msg: 'Your accounts have been merged' });
return done(err, existingUser);
});
});
} else {
User.findById(req.user.id, function(err, user) {
user.twitter = profile.id;
user.tokens.push({ kind: 'twitter', accessToken: accessToken, tokenSecret: tokenSecret });
user.profile.name = user.profile.name || profile.displayName;
user.profile.location = user.profile.location || profile._json.location;
user.profile.picture = user.profile.picture || profile._json.profile_image_url;
user.save(function(err) {
done(err, user);
});
});
}
}); });
} else { } else {
User.findOne({ twitter: profile.id }, function(err, existingUser) { User.findOne({ twitter: profile.id }, function(err, existingUser) {
if (existingUser) return done(null, existingUser); if (existingUser) return done(null, existingUser);
@ -200,7 +232,6 @@ passport.use(new TwitterStrategy(secrets.twitter, function(req, accessToken, tok
passport.use(new GoogleStrategy(secrets.google, function(req, accessToken, refreshToken, profile, done) { passport.use(new GoogleStrategy(secrets.google, function(req, accessToken, refreshToken, profile, done) {
if (req.user) { if (req.user) {
User.findOne({ $or: [{ google: profile.id }, { email: profile.email }] }, function(err, existingUser) { User.findOne({ $or: [{ google: profile.id }, { email: profile.email }] }, function(err, existingUser) {
if (existingUser) { if (existingUser) {
existingUser.facebook = existingUser.facebook || req.user.facebook; existingUser.facebook = existingUser.facebook || req.user.facebook;