<%= link_to image_tag(url_to_avatar(activity.author), :width => "50", :height => "50"), user_path(activity.author_id), :alt => "用户头像" %>
<% if activity.try(:author).try(:realname) == ' ' %>
<%= link_to activity.try(:author), user_path(activity.author_id), :class => "newsBlue mr15" %>
<% else %>
<%= link_to activity.try(:author).try(:realname), user_path(activity.author_id), :class => "newsBlue mr15" %>
<% end %>
TO
<%= link_to activity.course.name.to_s+" | 课程讨论区", course_boards_path(activity.course), :class => "newsBlue ml15 mr5"%>
<% if activity.parent_id.nil? %>
<%= link_to activity.subject.to_s.html_safe, course_boards_path(activity.course,:parent_id =>activity.id, :topic_id => activity.id), :class=> "postGrey" %>
<% else %>
<%= link_to activity.parent.subject.to_s.html_safe, course_boards_path(activity.course,:parent_id =>activity.parent_id, :topic_id => activity.id), :class=> "postGrey"%>
<% end %>
发帖时间:<%= format_date(activity.created_on) %>
帖子描述:
<% if activity.parent_id.nil? %>
<%= activity.content.to_s.html_safe%>
<% else %>
<%= activity.parent.content.to_s.html_safe%>
<% end %>