全站搜索是不输入条件搜索结果为空

app/controllers/files_controller.rb

@@ -66,17 +66,20 @@ class FilesController < ApplicationController
       q = "%#{params[:name].strip}%"
       #(redirect_to stores_url, :notice => l(:label_sumbit_empty);return) if params[:name].blank?
       if params[:insite]
-        @result = find_public_attache q,sort
-        @result = visable_attachemnts_insite @result,@course
-        @searched_attach = paginateHelper @result,10
+        if q == "%%"
+          @result = []
+          @searched_attach = paginateHelper @result,10
+        else
+          @result = find_public_attache q,sort
+          @result = visable_attachemnts_insite @result,@course
+          @searched_attach = paginateHelper @result,10
+        end
       else
         @result = find_course_attache q,@course,sort
         @result = visable_attachemnts @result
         @searched_attach = paginateHelper @result,10
+        @tag_list = attachment_tag_list @result
       end
-
-      @tag_list = attachment_tag_list @searched_attach
-
     #rescue Exception => e
     #  #render 'stores'
     #  redirect_to search_course_files_url