<%= form_for(@file_item) do |f| %>
<% if @file_item.errors.any? %>
<%= pluralize(@file_item.errors.count, "error") %> prohibited this file_item from being saved:
<% @file_item.errors.full_messages.each do |msg| %>
- <%= msg %>
<% end %>
<% end %>
<%= f.saphira_image_crop "field_pre_manipulation_#{params[:id]}".to_sym, :aspect_ratio => (@file_item.image_variant(params[:id]).width.to_f/@file_item.image_variant(params[:id]).height.to_f)%>
<%= hidden_field_tag :redirect_to, file_item_image_variant_setting_path(@file_item, params[:id]) %>
<%= f.submit 'update' %>
<% end %>