test '_userId' instead of session.userId

src/server/index.coffee

@@ -69,10 +69,10 @@ mongo_store = new MongoStore {url: process.env.NODE_DB_URI}, ->
       cookie: { maxAge: TWO_WEEKS } # defaults to 2 weeks? aka, can delete this line?
       store: mongo_store
     )
-    # Show splash page for newcomers
-    .use(middleware.splash)
     # Adds req.getModel method
     .use(store.modelMiddleware())
+    # Show splash page for newcomers
+    .use(middleware.splash)
     .use(priv.middleware)
     .use(middleware.view)
     .use(auth.middleware(strategies, options))

src/server/middleware.coffee

@@ -2,7 +2,7 @@ module.exports.splash = (req, res, next) ->
   # This was an API call, not a page load
   return next() if req.is('json')
 
-  if !req.session.userId? and !req.query?.play?
+  unless req.query?.play? or req.getModel().get('_userId')
     res.redirect('/splash.html')
   else
     next()

src/server/private.coffee

@@ -50,7 +50,7 @@ module.exports.routes = (expressApp) ->
         return res.send(500, err.response.error.message)
       else
         model = req.getModel()
-        userId = model.session.userId
+        userId = model.get('_userId') or model.session.userId
         req._isServer = true
         model.fetch "users.#{userId}", (err, user) ->
           model.ref '_user', "users.#{userId}"