发送文件时，记录放在表forwards中

app/controllers/users_controller.rb

@@ -1591,7 +1591,9 @@ class UsersController < ApplicationController
           if attach_copied_obj.attachtype == nil
             attach_copied_obj.attachtype = 4
           end
-          attach_copied_obj.save
+          if attach_copied_obj.save
+            ori.forwards << Forward.new(:to_type => attach_copied_obj.class.name, :to_id => attach_copied_obj.id,:created_at => Time.now)
+          end
           @save_message = attach_copied_obj.errors.full_messages
         end
       end
@@ -1627,7 +1629,9 @@ class UsersController < ApplicationController
             if attach_copied_obj.attachtype == nil
               attach_copied_obj.attachtype = 4
             end
-            attach_copied_obj.save
+            if attach_copied_obj.save
+              ori.forwards << Forward.new(:to_type => attach_copied_obj.class.name, :to_id => attach_copied_obj.id,:created_at => Time.now)
+            end
             @save_message = attach_copied_obj.errors.full_messages
           end
         end
@@ -1685,7 +1689,9 @@ class UsersController < ApplicationController
           if attach_copied_obj.attachtype == nil
             attach_copied_obj.attachtype = 1
           end
-          attach_copied_obj.save
+          if attach_copied_obj.save
+            ori.forwards << Forward.new(:to_type => attach_copied_obj.class.name, :to_id => attach_copied_obj.id,:created_at => Time.now)
+          end
           unless Project.find(project_id).project_score.nil?
             Project.find(project_id).project_score.update_attribute(:attach_num,
                                                                     Project.find(project_id).project_score.attach_num + 1)
@@ -1724,7 +1730,9 @@ class UsersController < ApplicationController
             if attach_copied_obj.attachtype == nil
               attach_copied_obj.attachtype = 1
             end
-            attach_copied_obj.save
+            if attach_copied_obj.save
+              ori.forwards << Forward.new(:to_type => attach_copied_obj.class.name, :to_id => attach_copied_obj.id,:created_at => Time.now)
+            end
             unless Project.find(project_id).project_score.nil?
               Project.find(project_id).project_score.update_attribute(:attach_num, Project.find(project_id).project_score.attach_num + 1)
             end
@@ -1781,7 +1789,9 @@ class UsersController < ApplicationController
             if attach_copied_obj.attachtype == nil
               attach_copied_obj.attachtype = 1
             end
-            attach_copied_obj.save
+            if attach_copied_obj.save
+              ori.forwards << Forward.new(:to_type => attach_copied_obj.class.name, :to_id => attach_copied_obj.id,:created_at => Time.now)
+            end
           end
       end
     elsif params[:send_ids].present?
@@ -1815,7 +1825,9 @@ class UsersController < ApplicationController
             if attach_copied_obj.attachtype == nil
               attach_copied_obj.attachtype = 1
             end
-            attach_copied_obj.save
+            if attach_copied_obj.save
+              ori.forwards << Forward.new(:to_type => attach_copied_obj.class.name, :to_id => attach_copied_obj.id,:created_at => Time.now)
+            end
         end
       end
     else