<%= link_to truncate(file.filename,length: 35, omission: '...'), download_named_attachment_path(file.id, file.filename), :title => file.filename+"\n"+file.description.to_s, :style => "overflow: hidden; white-space: nowrap;text-overflow: ellipsis;",:class => "c_dblue f_14 f_b f_l" %> <% if User.current.logged? %> <% if (is_course_teacher(User.current,@course) || file.author_id == User.current.id) && course_contains_attachment?(@course,file) %> <%= link_to("选入我的其他课程",quote_resource_show_course_file_path(@course,file),:class => "f_l re_select c_lorange",:remote => true) if has_course?(User.current,file) %> <% if delete_allowed && file.container_id == @course.id && file.container_type == "Course" %> <%= link_to (file.is_public? ? "公开":"私有"), update_file_dense_attachments_path(:attachmentid=>file.id,:newtype=>(file.is_public? ? 0:1)),:remote=>true,:class=>"f_l re_open c_blue",:method => :post %> <% else %> <% end %> <% else %> <%= link_to("选入我的课程",quote_resource_show_course_file_path(@course,file),:class => "f_l re_select c_lorange",:remote => true) if has_course?(User.current,file) %> <% end %> <%= file_preview_tag(file, class: 'f_l re_open') %> <% else %> <% end %>