-# The fields of a photo's form, in the edit dialog and on the edit page. = f.text_field :title, placeholder: 'title', required: true = f.url_field :thumbnail_url = f.url_field :fullsize_url = f.url_field :link_url = f.text_field :license_name = f.text_field :license_url = f.datetime_field :date_taken