Setting user data from social

gistfile1.rb

# In registrations controller add a private method

  private
    def default_data_from_social
      defaults = {:user => {}, :identity => {}}
      if session["devise.google_data"]
        user_data = session["devise.google_data"]
        @service = "Google"
      elsif session["devise.facebook_data"]
        user_data = session["devise.facebook_data"]
        @service = "Facebook"
      elsif session["devise.twitter_data"]
        user_data = session["devise.twitter_data"]
        @service = "Twitter"
      end

      if user_data.present?
        defaults[:user][:first_name] = user_data.info["first_name"]
        defaults[:user][:last_name] = user_data.info["last_name"]
        defaults[:user][:nickname] = user_data.info["nickname"]
        defaults[:user][:email] = user_data.info["email"]

        defaults[:identity][:uid] = user_data.uid
        defaults[:identity][:provider] = user_data.provider
        defaults[:identity][:name] = user_data.info["name"]
      end
      defaults
    end

# then in the new action

# NEW
@user = User.new(default_data_from_social)





# I also created a controller concern called SocialSignin

module Mobile
  module SocialSignin
    def self.included(receiver)
      receiver.class_eval do
        def setup_identities(user)
          Identity.create_with_oauth(user, session["devise.google_data"]) if session["devise.google_data"]
          Identity.create_with_oauth(user, session["devise.twitter_data"]) if session["devise.twitter_data"]
          Identity.create_with_oauth(user, session["devise.facebook_data"]) if session["devise.facebook_data"]
        end
      end
    end
  end
end

# you include this in the memberships controller with 
  include Mobile::SocialSignin


# and then call it in create after you call save or update attributes with 

setup_identities(@user)