更新项目缺陷动态的更新时间

db/migrate/20160113090435_update_forge_and_user_activity.rb

@@ -0,0 +1,42 @@
+class UpdateForgeAndUserActivity < ActiveRecord::Migration
+  def up
+    user_count = UserActivity.all.count / 30 + 2
+    transaction do
+      for i in 1 ... user_count do i
+      UserActivity.page(i).per(30).each do |user_act|
+        if user_act.act_type = 'Issue'
+          if user_act.act
+            if user_act.act.journals.count > 0
+              user_act.updated_at = user_act.act.journals.maximum("created_on")
+              user_act.save
+            end
+          else
+            user_act.destroy
+          end
+        end
+      end
+      end
+    end
+
+    for_count = ForgeActivity.all.count / 30 + 2
+    transaction do
+      for i in 1 ... for_count do i
+      ForgeActivity.page(i).per(30).each do |for_act|
+        if for_act.forge_act_type = 'Issue'
+          if for_act.forge_act
+            if for_act.forge_act.journals.count > 0
+              for_act.updated_at = for_act.forge_act.journals.maximum("created_on")
+              for_act.save
+            end
+          else
+            for_act.destroy
+          end
+        end
+      end
+      end
+    end
+  end
+
+  def down
+  end
+end