socialforge/app/views/users/show.html.erb

<div class="resources">
  <div class="homepageRightBanner">
    <div class="NewsBannerName">最新动态</div>
    <ul class="resourcesSelect">
      <li class="resourcesSelected"><a href="javascript:void(0);" class="resourcesIcon"></a>
        <ul class="homepagePostType">
          <li>
            <ul class="homepagePostTypeHomework fl">
              <li class="f14">课程动态</li>
              <li><a href="javascript:void(0);" class="homepagePostTypeAssignment postTypeGrey">作业动态</a></li>
              <li><a href="javascript:void(0);" class="homepagePostTypeNotice postTypeGrey">通知动态</a></li>
              <li><a href="javascript:void(0);" class="homepagePostTypeForum postTypeGrey">论坛动态</a></li>
              <!--<li><a href="javascript:void(0);" class="homepagePostTypeQuiz postTypeGrey">问卷动态</a></li>-->
            </ul>
          </li>
          <li>
            <ul class="homepagePostTypeProject fl">
              <li class="f14">项目动态</li>
              <li><a href="javascript:void(0);" class="homepagePostTypeQuestion postTypeGrey">问题动态</a></li>
              <li><a href="javascript:void(0);" class="homepagePostTypeForum postTypeGrey">论坛动态</a></li>
            </ul>
          </li>
        </ul>
      </li>
    </ul>
  </div>
</div>
<% @user_activities.each do |user_activity|
  unless @user_activities.nil? %>
  <% case user_activity.act_type.to_s %>
    <% when 'CourseActivity' %>
      <% @course_act= CourseActivity.where("id=#{user_activity.act_id}").first %>
      <% unless @course_act.nil?  %>
      <% case @course_act.course_act_type.to_s %>
        <% when 'HomeworkCommon' %>
          <% @activity=HomeworkCommon.where("id=#{@course_act.course_act_id}").first %>
            <%= render :partial => 'course_homework', :locals => {:activity => @activity,:user_activity =>user_activity} %>
        <% when 'News' %>
          <% @activity=News.where("id=#{@course_act.course_act_id}").first %>
            <%= render :partial => 'course_news', :locals => {:activity => @activity,:user_activity =>user_activity} %>
        <% when 'Message'%>
          <% @activity=Message.where("id=#{@course_act.course_act_id}").first %>
            <%= render :partial => 'course_message', :locals => {:activity => @activity,:user_activity =>user_activity} %>
       <% end %>
       <% end %>
    <% when 'ForgeActivity' %>
      <% @project_act= ForgeActivity.where("id=#{user_activity.act_id}").first %>
      <% case @project_act.forge_act_type.to_s %>
        <% when 'Issue' %>
          <% @activity=Issue.where("id=#{@project_act.forge_act_id}").first %>
            <%= render :partial => 'project_issue', :locals => {:activity => @activity,:user_activity =>user_activity} %>
        <% when 'Message' %>
          <% @activity=Message.where("id=#{@project_act.forge_act_id}").first %>
            <%= render :partial => 'project_message', :locals => {:activity => @activity,:user_activity =>user_activity} %>
      <% end %>
  <% end %>
<% end %>
<% end %>