课程资源tag点击报错问题，回退后删除无效问题

app/controllers/tags_controller.rb

@@ -317,6 +317,14 @@ class TagsController < ApplicationController
     when '8'
       @obj = OpenSourceProject.find_by_id(obj_id)
       @obj_pages, @open_source_projects_results, @results_count = for_pagination(get_open_source_projects_by_tag(selected_tags))
+    when '10'
+        @obj = Attachment.find_by_id(obj_id)
+
+        # modifed by Long Jun
+        # this is used to find the attachments that came from the same project and tagged with the same tag.
+        #@result = get_attachments_by_project_tag(selected_tags, @obj)
+        @result = get_attachments_by_tag(selected_tags)
+        @obj_pages, @attachments_results, @results_count = for_pagination(@result)
     when '9' then
       @obj = Course.find_by_id(obj_id)
       @obj_pages, @courses_results, @results_count = for_pagination(get_courses_by_tag(selected_tags))

app/views/tags/remove_tag_new.js.erb

@@ -4,3 +4,8 @@ $("#tags_show-<%=@obj.class%>-<%=@obj.id%>").empty();
 $("#tags_show-<%=@obj.class%>-<%=@obj.id%>").html('<%= escape_javascript(render :partial => 'tags/tag_list',
                      :locals => {:obj => @obj,:non_list_all => false,:object_flag =>  @object_flag}) %>');
 <% end %>
+<% if @object_flag == "10"%>
+$("#tags_show-<%=@obj.class%>-<%=@obj.id%>").empty();
+$("#tags_show-<%=@obj.class%>-<%=@obj.id%>").html('<%= escape_javascript(render :partial => 'tags/tag_list',
+                     :locals => {:obj => @obj,:non_list_all => false,:object_flag =>  @object_flag}) %>');
+<% end %>