account update

app/controllers/users/registrations_controller.rb

 class Users::RegistrationsController < Devise::RegistrationsController
   prepend_before_action :set_university, only: :create
   before_action :configure_sign_up_params, only: :create
+  before_action :configure_account_update_params, only: :update
 
   protected
 
@@ -9,8 +10,11 @@ class Users::RegistrationsController < Devise::RegistrationsController
     request.params[:user][:university_id] = current_university.id
   end
 
-  # If you have extra params to permit, append them to the sanitizer.
   def configure_sign_up_params
     devise_parameter_sanitizer.permit(:sign_up, keys: [:language_id])
   end
+
+  def configure_account_update_params
+    devise_parameter_sanitizer.permit(:account_update, keys: [:mobile_phone, :language_id])
+  end
 end

app/views/devise/registrations/edit.html.erb

@@ -10,6 +10,9 @@
       <p>Currently waiting confirmation for: <%= resource.unconfirmed_email %></p>
     <% end %>
 
+    <%= f.input :mobile_phone %>
+    <%= f.association :language, include_blank: false %>
+
     <%= f.input :password,
                 hint: "leave it blank if you don't want to change it",
                 required: false,