博客动态添加更新时间

app/models/blog_comment.rb

@@ -17,6 +17,7 @@ class BlogComment < ActiveRecord::Base
   safe_attributes 'title', 'content',"sticky", "locked"
 
   after_save :add_user_activity
+  after_update :update_activity
   before_destroy :destroy_user_activity
 
   scope :like, lambda {|arg|
@@ -28,6 +29,15 @@ class BlogComment < ActiveRecord::Base
     end
   }
 
+  #动态更新
+  def update_activity
+    user_activity = UserActivity.where("act_type='BlogComment' and act_id =?",self.id).first
+    if user_activity
+      user_activity.updated_at = Time.now
+      user_activity.save
+    end
+  end
+
   #在个人动态里面增加当前动态
   def add_user_activity
     if self.parent_id.nil? #只有发博文才插入动态

app/views/blogs/_article.html.erb

@@ -65,9 +65,13 @@
           <span class="locked_btn_cir ml10 fl" title="已锁定">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>
       <% end%>
       <div class="cl"></div>
-      <div class="homepagePostDate">
+      <div class="homepagePostDate fl">
         发帖时间：<%= format_time(activity.created_on) %>
       </div>
+      <div class="homepagePostDate fl ml15">
+        更新时间：<%= format_time(UserActivity.where("act_type='#{activity.class}' and act_id =#{activity.id}").first.updated_at) %>
+      </div>
+      <div class="cl"></div>
       <div class="homepagePostIntro break_word upload_img list_style maxh360 table_maxWidth" id="activity_description_<%= user_activity_id%>">
         <div id="intro_content_<%= user_activity_id%>">
           <% if activity.parent_id.nil? %>

app/views/users/_user_blog.html.erb

@@ -26,9 +26,13 @@
         <div class="cl"></div>
       </div>
 
-      <div class="homepagePostDate">
+      <div class="homepagePostDate fl">
         发布时间：<%= format_time(activity.created_on) %>
       </div>
+      <div class="homepagePostDate fl ml15">
+        更新时间：<%= format_time(UserActivity.where("act_type='#{activity.class}' and act_id =#{activity.id}").first.updated_at) %>
+      </div>
+      <div class="cl"></div>
       <div class="homepagePostIntro break_word upload_img list_style maxh360 table_maxWidth" id="activity_description_<%= user_activity_id%>">
         <div id="intro_content_<%= user_activity_id%>">
           <%= activity.content.html_safe %>