课程讨论区逻辑更改

db/migrate/20140603033359_add_boards_type_to_boards.rb

@@ -0,0 +1,13 @@
+class AddBoardsTypeToBoards < ActiveRecord::Migration
+  def change
+    add_column :boards, :course_id, :int
+
+    Board.all.each do |board|
+      project = Project.find_by_id(board.project_id)
+      if project && project.project_type == 1
+        board.course_id = board.project_id
+        board.save
+      end
+    end
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20140530102015) do
+ActiveRecord::Schema.define(:version => 20140603033360) do
 
   create_table "activities", :force => true do |t|
     t.integer "act_id",   :null => false
@@ -119,6 +119,7 @@ ActiveRecord::Schema.define(:version => 20140530102015) do
     t.integer "messages_count",  :default => 0,  :null => false
     t.integer "last_message_id"
     t.integer "parent_id"
+    t.integer "course_id"
   end
 
   add_index "boards", ["last_message_id"], :name => "index_boards_on_last_message_id"