search for: locations_tags

Hi to all, I''m needing some help here ... I want to do an extension on a has_and_belongs_to_many to build a custom add method to the association. i have a table locations that has a many-to-many association with a tags tabel using a locations_tags table. i want to add a method to the Location has_and_belongs_to_many association so that i can do something like this on the location model: myLocation.tags.add_by_names ''tag1 tag2 tag3'' On the extension i want to do something like this: class Location < ActiveRecord::Ba...