1.迁移课程动态数据至组织动态

2.“项目动态迁移至组织动态”迁移文件增加事物

db/migrate/20151116020842_copy_forge_activities_to_org_activities.rb

@@ -1,13 +1,18 @@
 class CopyForgeActivitiesToOrgActivities < ActiveRecord::Migration
   def up
-    ForgeActivity.all.each do |forge_act|
-      OrgActivity.create(:user_id => forge_act.user_id,
-                           :org_act_id => forge_act.forge_act_id,
-                           :org_act_type => forge_act.forge_act_type,
-                           :container_id => forge_act.project_id,
-                           :container_type => 'Project',
-                           :created_at => forge_act.created_at,
-                           :updated_at => forge_act.updated_at)
+    count = ForgeActivity.all.count/30 + 1
+    for i in 1 ... count do
+      transaction do
+        ForgeActivity.page(i).per(30).each do
+          OrgActivity.create(:user_id => forge_act.user_id,
+                             :org_act_id => forge_act.forge_act_id,
+                             :org_act_type => forge_act.forge_act_type,
+                             :container_id => forge_act.project_id,
+                             :container_type => 'Project',
+                             :created_at => forge_act.created_at,
+                             :updated_at => forge_act.updated_at)
+        end
+      end
     end
   end
 

db/migrate/20151118031602_copy_course_activities_to_org_activities.rb

@@ -0,0 +1,21 @@
+class CopyCourseActivitiesToOrgActivities < ActiveRecord::Migration
+  def up
+    count = CourseActivity.all.count/30 + 1
+    for i in 1 ... count do
+      transaction do
+        CourseActivity.page(i).per(30).each do |course_act|
+          OrgActivity.create(:user_id => course_act.user_id,
+                             :org_act_type => course_act.course_act_type,
+                             :org_act_id => course_act.course_act_id,
+                             :container_id => course_act.course_id,
+                             :container_type => "Course",
+                             :created_at => course_act.created_at,
+                             :updated_at => course_act.updated_at)
+        end
+      end
+    end
+  end
+
+  def down
+  end
+end