socialforge/app/views/layouts/_user_courses.html.erb

<% courses.each do |course|%>
    <li>
      <span class="user_icons_class"></span>
      <% is_teacher = User.current.logged? && (User.current.admin? || User.current.allowed_to?(:as_teacher,course)) %>
      <%= link_to course.name+"("+current_time_and_term_short(course)+")", course_path(course.id,:host=>Setting.host_course),
                  :id => "show_course_#{course.id}", :class => 'course_list_menu hidden', :target => '_blank', :title => (course.is_public? ? "公开班级：":"私有班级：")+course.name+"（"+current_time_and_term(course)+"）"%>
      <% count = ShieldActivity.where("container_type='User' and container_id=#{user.id} and shield_type='Course' and shield_id=#{course.id}").count %>
      <% wechat_count = ShieldWechatMessage.where("container_type='User' and container_id=#{user.id} and shield_type='Course' and shield_id=#{course.id}").count %>

      <div class="user_navmore_box">
        <ul class="<%#= count > 0 ? 'shild shildP':'subNavArrow'%>">
          <li class="user_navmore_icons">
            <ul class="user_navmore_txt">
              <% if is_teacher %>
                  <li class="clear">
                    <%= link_to "作业",homework_common_index_path(:course => course.id), :class => 'user_navmore_li fl', :target => '_blank' %>
                    <%= link_to '+',homework_common_index_path(:course => course.id,:is_new => 1), :class => 'user_navmore_add fl', :title => '发布作业',:target => '_blank' %>
                  </li>
                  <li class="clear">
                    <%= link_to "通知", course_news_index_path(course), :class => 'user_navmore_li fl',:target => '_blank' %>
                    <%= link_to "+", new_course_news_path(course,:is_new=>1), :class => 'user_navmore_add fl', :title => '发布通知',:target => '_blank' %>
                  </li>
              <% else %>
                  <li>
                    <%= link_to "作业",homework_common_index_path(:course => course.id), :class => 'user_navmore_li', :target => '_blank' %>
                    <div class="cl"></div>
                  </li>
                  <li>
                    <%= link_to "通知", course_news_index_path(course), :class => 'user_navmore_li',:target => '_blank' %>
                    <div class="cl"></div>
                  </li>
              <% end %>
              <% if is_teacher || (course.publish_resource == 1  && User.current.member_of_course?(course)) %>
                  <li class="clear">
                    <%= link_to "资源",course_files_path(course), :class => 'user_navmore_li fl',:target => '_blank' %>
                    <%= link_to "+",upload_files_menu_path(:course_id => course.id), :class => 'user_navmore_add fl',:remote => true, :title => '上传资源' %>
                  </li>
              <% else %>
                  <li>
                    <%= link_to "资源",course_files_path(course), :class => 'user_navmore_li',:target => '_blank' %>
                    <div class="cl"></div>
                  </li>
              <% end %>
              <li class="clear">
                <%= link_to "论坛",course_boards_path(course), :class => 'user_navmore_li fl',:target => '_blank' %>
                <%= link_to "+",course_boards_path(course, :flag => true, :is_new => 1), :class => 'user_navmore_add fl', :title => '发布帖子',:target => '_blank' %>
              </li>
              <% if !course.syllabus.nil? %>
                  <li>
                    <%= link_to "所属课程",syllabus_path(course.syllabus_id), :class => 'user_navmore_li',:target => '_blank' %>
                    <div class="cl"></div>
                  </li>
              <% end %>
              <% if User.current == user %>
                  <li>
                    <% if count == 0 %>
                        <%= link_to "屏蔽动态", shield_activities_path(:user_id => user.id, :course_id => course.id), :method => 'post', :class => 'user_navmore_li',:remote => true %>
                    <% else %>
                        <%= link_to "显示动态", show_acts_shield_activities_path(:user_id => user.id, :course_id => course.id),:remote => true,:method => 'delete', :class => 'user_navmore_li' %>
                    <% end %>
                  </li>
                  <li>
                    <% if wechat_count == 0 %>
                        <%= link_to "屏蔽微信消息", shield_wechat_messages_path(:user_id => user.id, :course_id => course.id), :method => 'post',:remote => true, :class => 'user_navmore_li' %>
                    <% else %>
                        <%= link_to "接收微信消息", show_messages_shield_wechat_messages_path(:user_id => user.id, :course_id => course.id),:remote => true,:method => 'delete', :class => 'user_navmore_li' %>
                    <% end %>
                  </li>
              <% end %>
              <% if  User.current.logged? && (User.current.admin? || User.current.allowed_to?(:as_teacher,course))  %>
                  <li>
                    <%= link_to course.is_public == 0 ? "设为公开" : "设为私有", {:controller => 'courses', :action => 'private_or_public', :id => course,:user_page => true},
                                :id => "set_course_public_#{course.id.to_s}",:remote=>true, :class => 'user_navmore_li',:confirm=>"您确定要设置为"+(course.is_public == 0 ? "公开" : "私有")+"吗"%>
                    <div class="cl"></div>
                  </li>
              <% end %>
            </ul>
          </li>
        </ul>
      </div>
    </li>
<% end %>

<% if all_count > (page.to_i+1) * 10%>
    <input type="hidden" value="<%= page%>" id="course_page_num">
    <a class="user_navmorebox" href="javascript:void(0);" id="user_show_more_course" onclick="show_more_course('<%= user_courses4show_user_path(user.id,:page => page)%>');">
      <span class="user_icons_moreclass"></span>
    </a>
<% end%>

<script type="text/javascript">
    var coursecount = <%= all_count %>;
    var courseshowcount = document.getElementsByClassName("course_list_menu").length;

    if((coursecount <= courseshowcount)&&(coursecount > 10) ){
        $("#user_show_more_course").hide();
        $('#user_hide_course').show();
    }
</script>