orbit-4-1/app/views/admin/assets/index.html.erb

<% content_for :secondary do %>
  <ul class="list">
    <li><%= link_to t(:new_asset, :scope => :admin), new_admin_asset_path, :class => 'button positive' %></li>
  </ul>
<% end -%>

<h1><%= t('admin.list_assets') %></h1>

<table>
  <tr>
      <th><%= t('admin.file_name') %></th>
      <th><%= t('admin.description') %></th>
      <th><%= t('admin.format') %></th>
      <th><%= t('admin.orig_upload_file') %></th>
      <th><%= t('admin.file_size') %></th>
      <th><%= t('admin.action') %></th>
  </tr>

<% @assets.each do |asset| %>
  <tr>
    <td><%= link_to asset.filename, asset.data.url, :target => '_blank' %></td>
    <td><%= asset.description %></td>
    <td><%= asset.data.file.content_type %></td>
    <td><%= asset.data_filename %></td>
    <td><%= number_to_human_size(asset.data.file.file_length) %></td>
    <td>
      <%= link_to t(:edit), edit_admin_asset_path(asset) %> |
      <%= link_to t(:delete), admin_asset_path(asset), :confirm => t('sure?'), :method => :delete %>
    </td>
  </tr>
<% end %>
</table>