私有组织下的资源栏目，没有发送文件功能

app/views/files/_org_subfield_list.html.erb

@@ -49,11 +49,13 @@
                         <ul class="homepagePostSettiongText">
                           <li><%= link_to("发&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;送".html_safe, 'javascript:void(0)',:class => "postOptionLink",:onclick=>"show_send('#{file.id}','#{User.current.id}','file')")  %></li>
                             <li><%= link_to '更新版本',attachments_versions_path(file),:class => "postOptionLink",:remote=>true %></li>
+                          <% if file.container.try(:organization).try(:is_public?) %>
                             <li>
                               <span id="is_public_<%= file.id %>">
                                 <%= link_to (file.is_public? ? "设为私有":"设为公开"), update_file_dense_attachments_path(:attachmentid=>file.id,:newtype=>(file.is_public? ? 0:1)),:remote=>true,:class=>"postOptionLink",:method => :post  %>
                               </span>
                             </li>
+                          <% end %>
                             <li>
                               <%= link_to( '删除资源', attachment_path(file),
                                                :data => {:confirm => l(:text_are_you_sure)}, :method => :delete,:class => "postOptionLink") if (delete_allowed || User.current.id == file.author_id) && file.container_id == org_subfield.id && file.container_type == "OrgSubfield" && file.destroyable %>