Added Foursquare as a supported auth strategy.

index.js

@@ -12,11 +12,12 @@ var Modules = {
   , github: require('./lib/modules/github')
   , instagram: require('./lib/modules/instagram')
   , google: require('./lib/modules/google')
+  , foursquare: require('./lib/modules/foursquare')
 };
 
 // Mostly, we need this because password needs to be loaded before everything else
 // so that other modules can use everyauth.password.loginKey()
-var moduleLoadOrder = ['everymodule', 'password', 'facebook', 'twitter', 'github', 'instagram', 'google'];
+var moduleLoadOrder = ['everymodule', 'password', 'facebook', 'twitter', 'github', 'instagram', 'google', 'foursquare'];
 
 /**
  * Decorates the (User) Schema with the proper attributes.

lib/modules/foursquare/everyauth.js

@@ -0,0 +1,18 @@
+// Defaults
+module.exports = {
+  findOrCreateUser: function (sess, accessTok, accessTokExtra, foursquareUser) {
+    var promise = this.Promise()
+      , self = this;
+    this.User()().findOne({'foursquare.id': foursquareUser.id}, function (err, foundUser) {
+      if (err) return promise.fail(err);
+      if (foundUser) {
+        return promise.fulfill(foundUser);
+      }
+      self.User()().createWithFoursquare(foursquareUser, accessTok, accessTokExtra, function (err, createdUser) {
+        if (err) return promise.fail(err);
+        return promise.fulfill(createdUser);
+      });
+    });
+    return promise;
+  }
+};

lib/modules/foursquare/index.js

@@ -0,0 +1,3 @@
+exports.schema = require('./schema');
+exports.plugin = require('./plugin');
+exports.everyauth = require('./everyauth');

lib/modules/foursquare/plugin.js

@@ -0,0 +1,48 @@
+var mongoose = require('mongoose')
+  , mongooseTypes = require('mongoose-types')
+  , _schema = require('./schema')
+  , everyauth = require('everyauth');
+mongooseTypes.loadTypes(mongoose);
+var Url = mongoose.SchemaTypes.Url;
+
+everyauth.debug = true;
+
+// See https://developer.foursquare.com/docs/responses/user
+module.exports = function foursquare (schema, opts) {
+  schema.add(_schema);
+
+  schema.static('createWithFoursquare', function (foursquareUserMeta, accessToken, accessTokenExtra, callback) {
+    var params = {
+      foursquare: {
+          accessToken: accessToken
+        , id: foursquareUserMeta.id
+        , firstName: foursquareUserMeta.firstName
+        , lastName: foursquareUserMeta.lastName
+        , homeCity: foursquareUserMeta.homeCity
+        , photo: foursquareUserMeta.photo
+        , gender: foursquareUserMeta.gender
+        , relationship: foursquareUserMeta.relationship
+        , type: foursquareUserMeta.type
+        , contact: foursquareUserMeta.contact
+        , pings: foursquareUserMeta.pings
+        , badges: foursquareUserMeta.badges
+        , checkins: foursquareUserMeta.checkins
+        , mayorships: foursquareUserMeta.mayorships
+        , tips: foursquareUserMeta.tips
+        , todos: foursquareUserMeta.todos
+        , photos: foursquareUserMeta.photos
+        , friends: foursquareUserMeta.friends
+        , followers: foursquareUserMeta.followers
+        , requests: foursquareUserMeta.requests
+        , pageInfo: foursquareUserMeta.pageInfo
+      }
+    };
+
+    // TODO Only do this if password module is enabled
+    //      Currently, this is not a valid way to check for enabled
+    if (everyauth.password)
+      params[everyauth.password.loginKey()] = "foursquare:" + foursquareUserMeta.id; // Hack because of way mongodb treate unique indexes
+
+    this.create(params, callback);
+  });
+};

lib/modules/foursquare/schema.js

@@ -0,0 +1,25 @@
+module.exports = {
+  foursquare: {
+      accessToken: String
+    , id: String
+    , firstName: String
+    , lastName: String
+    , homeCity: String
+    , photo: String
+    , gender: String
+    , relationship: String
+    , type: String
+    , contact: String
+    , pings: Boolean
+    , badges: Number
+    , checkins: Number
+    , mayorships: Number
+    , tips: Number
+    , todos: Number
+    , photos: Number
+    , friends: Number
+    , followers: Number
+    , requests: Number
+    , pageInfo: {}
+  }
+};