Redmine provides a view partial for listing the existing attachments on a model as well. In order to quickly implement this functionality, the /path/to/redmine/app/views/attachments/_links.html.erb partial can be plugged into any view and passed a collection of attachments as follows:

<%= render :partial => 'attachments/links',
  :locals  => { :attachments => @article.attachments,
  :options => { :deletable => User.current.logged? }
            } %>

This will change the view as shown in the following screenshot:

In addition to the attachments collection that is required, the links partial also accepts an options hash. This hash only accepts the following keys: