auto update database attribute after clicking submit on a form

ruby - Rails auto update database attribute after clicking submit on a ...: I am using simple_form in rails to c...

I am using simple_form in rails to create certain events. To create a new event, you are required to login as a user. The form will ask the user to enter the event name, start date, and end date. When the user clicks the submit button, I want the form to automatically update the attribute user_id in the database. Right now in the database, the user_id field in the events table is always set to null. However I need this attribute to be set to: events.user_id = current_user.id Here is my events table for more info: Note: I manually entered the values for user_id in this database. Question: How do I update a database attribute, after a user clicks submit? Or is there a default way of always setting the user_id when a new event is created? Here is the code in the new.html.erb events view <%= simple_form_for(@event) do |f| %> <%= f.error_notification %> <div class="form-inputs"...

Full article: http://stackoverflow.com/questions/13443299/rails-auto-up...