improved search methods

app/models/user_feedback.rb

@@ -32,6 +32,18 @@ class UserFeedback < ActiveRecord::Base
         q = q.for_user(params[:user_id].to_i)
       end
       
+      if params[:user_name]
+        q = q.where("user_id = (select _.id from users _ where lower(_.name) = ?)", params[:user_name].downcase)
+      end
+      
+      if params[:creator_id]
+         q = q.where("creator_id = ?", params[:creator_id].to_i)
+      end
+
+      if params[:creator_name]
+        q = q.where("creator_id = (select _.id from users _ where lower(_.name) = ?)", params[:creator_name].downcase)
+      end
+      
       q
     end
   end