Saving settings works ok

app/controllers/user_controller.rb

@@ -26,7 +26,21 @@ class UserController < ApplicationController
   end
   
   def update
+    @res = {}
+    check = check_auth(params)
     
+    if check == true
+      user = User.find_by_vkid(params[:mid])
+      unless params[:username].nil? or params[:email].nil?
+        user.name = params[:username]
+        user.email = params[:email]
+        user.save
+      end
+      @res[:username] = user.name
+      @res[:email] = user.email
+    end
+    
+    render :json => @res
   end
   
   private