app/views/user_profiles/_form.html.erb
<%= form_for @user_profile, html: { multipart: true} do |f| %>
<%= f.error_messages %>
<%= render partial: 'user_info' %>
<p>
<% if @user_profile_entries %>
<% @user_profile_entries.each do |entry| %>
<% args = entry.prepare_form_helpers %>
<p>
<%= label "user_profile_entries[#{entry.id}]", :content, entry.field_name %><br/>
<% if ["text_field", "select", "text_area"].include? entry.display_type %>
<%= send(entry.display_type, *args) %>
<% elsif entry.display_type == "picture_link" %>
<%= send("text_field", *args) %>
<% elsif ["radio_button"].include? entry.display_type %>
<% args.each do |options| %>
<%= send(entry.display_type, *options) %>
<%= label "user_profile_entries[#{entry.id}]", :content, options.third, value: options.third %>
<% end %>
<% elsif ["check_box"].include? entry.display_type %>
<% args.each do |options| %>
<%= send(entry.display_type, *options) %>
<%= label "user_profile_entries[#{entry.id}]", options.second, options.second %>
<% end %>
<% end %>
<% end %>
<% end %>
</p>
<p>
Profile Photo (png and jpeg only)<br />
<%= f.file_field :photo %>
</p>
<p><%= f.submit "Update" %></p>
<% end %>