57   def self.find_for_facebook_oauth(access_token, signed_in_resource=nil)
 58     data = access_token['extra']['user_hash']
 59     info = access_token['user_info']
 60     credentials = access_token['credentials']
 61
 62     if user = User.find_by_email(data["email"])
 63       user.update_attributes(:access_token => credentials['token']) if user.access_token.blank?
 64       user
 65     else
 66       # Create a user with a stub password.
 67       email = data['email'] || info['email']
 68       user = User.create!(:email => email, :password => Devise.friendly_token[0,20])
 69       user.access_token = credentials['token']
 70
 71       Profile.create(:user_id => user.id,
 72                      :first_name => info['first_name'],
 73                      :last_name => info['last_name'],
 74                      :photo_url => info['image'])
 75       user.save
 76       user
 77     end
 78   end
 79
 80   def self.find_for_twitter_oauth(access_token, user)
 81     credentials = access_token['credentials']
 82     user.update_attributes(:twitter_token => credentials['token'])
 83     user
 84   end