<%= link_to image_tag(url_to_avatar(activity.user), :width => "50", :height => "50"), user_path(activity.user), :alt => "用户头像" %>
<%= render :partial => 'users/show_detail_info', :locals => {:user => activity.user} %>
<%= link_to activity.user.show_name, user_path(activity.user), :class => "newsBlue mr15" %>
TO
<% course=Course.find(activity.jour_id) %>
<% str = defined?(is_course) && is_course == 1 ? "班级留言" : "#{course.name.to_s} | 班级留言" %>
<%= link_to str, course_feedback_path(course), :class => "newsBlue ml15" %>
<% if activity.parent %>
<% content = activity.parent.notes %>
<% else %>
<% content = activity.notes %>
<% end %>
<%=render :partial =>"users/intro_content", :locals=>{:user_activity_id =>user_activity_id, :content=>content} %>
留言时间：<%= format_time(activity.created_on) %>
更新时间：<%= format_time(CourseActivity.where("course_act_type='#{activity.class}' and course_act_id =#{activity.id}").first.updated_at) %>
<% if defined?(is_course) && is_course == 1 && (activity.user == User.current || User.current.admin? || User.current.allowed_to?(:as_teacher, course))%>
<% end%>