From 6a8a82e85af36fec491d847a1e4382e333f32001 Mon Sep 17 00:00:00 2001
From: cxt <pinecxt@163.com>
Date: Tue, 5 Apr 2016 11:23:50 +0800
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---
 .../20160405021915_delete_anonymous_work.rb   | 19 +++++++++++++++++++
 db/schema.rb                                  |  3 ++-
 2 files changed, 21 insertions(+), 1 deletion(-)
 create mode 100644 db/migrate/20160405021915_delete_anonymous_work.rb

diff --git a/db/migrate/20160405021915_delete_anonymous_work.rb b/db/migrate/20160405021915_delete_anonymous_work.rb
new file mode 100644
index 000000000..1677b248a
--- /dev/null
+++ b/db/migrate/20160405021915_delete_anonymous_work.rb
@@ -0,0 +1,19 @@
+class DeleteAnonymousWork < ActiveRecord::Migration
+  def up
+    student_works = StudentWork.where("homework_common_id = 2882").map{|work| work.id} unless StudentWork.where("homework_common_id = 2882").empty?
+    student_work_ids = "(" + student_works.join(",") + ")"
+    student_work_scores = StudentWorksScore.where("student_work_id in #{student_work_ids}")
+    unless student_work_scores.empty?
+      student_work_scores.each do |sscore|
+      student_work = StudentWork.find sscore.student_work_id
+      student_work.student_score = 0 unless student_work.nil?
+      student_work.absence_penalty = 0
+      sscore.destroy
+      student_work.save
+      end
+    end
+  end
+
+  def down
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 8041b347b..d6c454cb0 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20160328022623) do
+ActiveRecord::Schema.define(:version => 20160405021915) do
 
   create_table "activities", :force => true do |t|
     t.integer  "act_id",                                  :null => false
@@ -1289,6 +1289,7 @@ ActiveRecord::Schema.define(:version => 20160328022623) do
     t.datetime "updated_at",                     :null => false
     t.string   "field_type"
     t.integer  "hide",            :default => 0
+    t.integer  "status",          :default => 1
   end
 
   create_table "organizations", :force => true do |t|