1.修改原课程各数据迁移文件BUG

2.迁移课程学生数据

app/controllers/bids_controller.rb

@@ -287,6 +287,7 @@ class BidsController < ApplicationController
   end
   #end
 
+  # 显示课程
   def show_course
     bids = Bid.where('parent_id = ?', @bid.id)
     @courses = []

app/controllers/courses_controller.rb

@@ -105,7 +105,7 @@ class CoursesController < ApplicationController
     @course_count = @courses_all.count
     @course_pages = Paginator.new @course_count, per_page_option, params['page']
 
-
+    # 课程的动态数
     @course_activity_count=Hash.new
     @courses_all.each do |course|
       @course_activity_count[course.id]=0

app/helpers/courses_helper.rb

@@ -91,8 +91,8 @@ module CoursesHelper
   end
 
   alias studentCountOrigin studentCount
-  def studentCount project
+  def studentCount course
-    count = studentCountOrigin project
+    count = studentCountOrigin course
     garble count
   end
 

app/helpers/watchers_helper.rb

@@ -86,6 +86,8 @@ module WatchersHelper
     end       
   end
 
+  # 用户是否允许加入课程判断
+  # add by nwb
   def join_in_course_for_list(course, user, options=[])
     return '' unless user && user.logged?
     # modify by nwb

db/migrate/20140603033359_add_boards_type_to_boards.rb

@@ -2,17 +2,18 @@ class AddBoardsTypeToBoards < ActiveRecord::Migration
   def change
     add_column :boards, :course_id, :int
 
-    Board.where('project_id IN (SELECT id FROM projects WHERE project_type=1)').update_all("course_id = project_id")
+    # course_id不能直接设置为  project_id
-    Board.where('project_id IN (SELECT id FROM projects WHERE project_type=1)').update_all(project_id: -1)
+    #Board.where('project_id IN (SELECT id FROM projects WHERE project_type=1)').update_all("course_id = project_id")
+    #Board.where('project_id IN (SELECT id FROM projects WHERE project_type=1)').update_all(project_id: -1)
 
-    #Board.all.each do |board|
+    Board.all.each do |board|
-    #  project = Project.find_by_id(board.project_id)
+      project = Project.find_by_id(board.project_id)
-    # if project && project.project_type == 1
+     if project && project.project_type == 1
-    #    board.course_id = board.project_id
+        board.course_id = project.course_extra.id
-    #   board.project_id = -1
+        board.project_id = -1
-    #    board.save
+        board.save
-    #  end
+      end
-    # end
+     end
 
   end
 end

db/migrate/20140603081801_add_courseid_to_enabled_modules.rb

@@ -2,16 +2,17 @@ class AddCourseidToEnabledModules < ActiveRecord::Migration
   def change
     add_column :enabled_modules, :course_id, :int
 
-    EnabledModule.where('project_id IN (SELECT id FROM projects WHERE project_type=1)').update_all("course_id = project_id")
+    #couese_id不能直接设置为project_id
-    EnabledModule.where('project_id IN (SELECT id FROM projects WHERE project_type=1)').update_all(project_id: -1)
+    #EnabledModule.where('project_id IN (SELECT id FROM projects WHERE project_type=1)').update_all("course_id = project_id")
+    #EnabledModule.where('project_id IN (SELECT id FROM projects WHERE project_type=1)').update_all(project_id: -1)
 
-    #EnabledModule.all.each do |enablemodule|
+    EnabledModule.all.each do |enablemodule|
-    #  project = Project.find_by_id(enablemodule.project_id)
+      project = Project.find_by_id(enablemodule.project_id)
-    #  if project && project.project_type == 1
+      if project && project.project_type == 1
-    #    enablemodule.course_id = enablemodule.project_id
+       enablemodule.course_id = project.course_extra.id
-    #    enablemodule.project_id = -1
+        enablemodule.project_id = -1
-    #    enablemodule.save
+       enablemodule.save
-    #  end
+      end
-    #end
+    end
   end
 end

db/migrate/20140604011630_add_courseid_to_to_members.rb

@@ -5,17 +5,18 @@ class AddCourseidToToMembers < ActiveRecord::Migration
     remove_index :members, name: 'index_members_on_user_id_and_project_id'
     add_index "members", ["user_id", "project_id","course_id"], :name => "index_members_on_user_id_and_project_id", :unique => true
 
-    Member.where('project_id IN (SELECT id FROM projects WHERE project_type=1)').update_all("course_id = project_id")
+    #couese_id不能直接设置为project_id
-    Member.where('project_id IN (SELECT id FROM projects WHERE project_type=1)').update_all(project_id: -1)
+    #Member.where('project_id IN (SELECT id FROM projects WHERE project_type=1)').update_all("course_id = project_id")
+    #Member.where('project_id IN (SELECT id FROM projects WHERE project_type=1)').update_all(project_id: -1)
 
     # 课程成员数据迁移
-    #Member.all.each do |member|
+    Member.all.each do |member|
-    #  project = Project.find_by_id(member.project_id)
+      project = Project.find_by_id(member.project_id)
-    #  if project && project.project_type == 1
+      if project && project.project_type == 1
-    #    member.course_id = member.project_id
+        member.course_id = project.course_extra.id
-    #    member.project_id = -1
+        member.project_id = -1
-    #   member.save
+       member.save
-    #  end
+     end
-    #end
+    end
   end
 end

db/migrate/20140604071624_rename_project_id_to_homework_for_courses.rb

@@ -1,5 +1,15 @@
 class RenameProjectIdToHomeworkForCourses < ActiveRecord::Migration
   def change
     rename_column(:homework_for_courses, :project_id, :course_id)
+
+    # 作业数据迁移
+    HomeworkForCourse.all.each do |work|
+      project = Project.find_by_id(work.project_id)
+      if project && project.project_type == 1
+        work.course_id = project.course_extra.id
+        work.project_id = -1
+        work.save
+      end
+    end
   end
 end

db/migrate/20140605025302_migrate_course_attachments.rb

@@ -6,6 +6,7 @@ class MigrateCourseAttachments < ActiveRecord::Migration
         project = Project.find_by_id(attach.container_id)
         if project && project.project_type == 1
           attach.container_type= 'Course'
+          attach.container_id = project.course_extra.id
           attach.save
         end
       end

db/migrate/20140605025303_migrate_course_tags.rb

@@ -6,6 +6,7 @@ class MigrateCourseTags < ActiveRecord::Migration
       project = Project.find_by_id(tagging.taggable_id)
       if project && project.project_type == 1
         tagging.taggable_type= 'Course'
+        tagging.taggable_id = project.course_extra.id
         tagging.save
       end
     end

db/migrate/20140606027403_migrate_course_journals.rb

@@ -5,6 +5,7 @@ class MigrateCourseJournals < ActiveRecord::Migration
       project = Project.find_by_id(journal.jour_id)
       if project && project.project_type == 1
         journal.jour_type = 'Course'
+        journal.jour_id = project.course_extra.id
         journal.save
       end
     end

db/migrate/20140611161801_add_courseid_to_news.rb

@@ -1,10 +1,22 @@
 class AddCourseidToNews < ActiveRecord::Migration
-  #迁移原课程新闻数据
+  #迁移原课程通知数据
   def change
     add_column :news, :course_id, :int
 
-    News.where('project_id IN (SELECT id FROM projects WHERE project_type=1)').update_all("course_id = project_id")
+    # course_id不能直接设置为  project_id
-    News.where('project_id IN (SELECT id FROM projects WHERE project_type=1)').update_all(project_id: -1)
+    #News.where('project_id IN (SELECT id FROM projects WHERE project_type=1)').update_all("course_id = project_id")
+    #News.where('project_id IN (SELECT id FROM projects WHERE project_type=1)').update_all(project_id: -1)
+
+    News.all.each do |news|
+      project = Project.find_by_id(news.project_id)
+      if project && project.project_type == 1
+        news.course_id = project.course_extra.id
+        news.project_id = -1
+        news.save
+      end
+    end
+
+
 
   end
 end

db/migrate/20140618105213_migrate_course_students.rb

@@ -0,0 +1,13 @@
+class MigrateCourseStudents < ActiveRecord::Migration
+  def change
+    # 原课程的学生数据迁移成新模式
+    StudentsForCourse.all.each do |student|
+        project = Project.find_by_id(student.course_id)
+        if project
+          student.course_id = project.course_extra.id
+          student.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 => 20140611161801) do
+ActiveRecord::Schema.define(:version => 20140618105213) do
 
   create_table "activities", :force => true do |t|
     t.integer "act_id",   :null => false
@@ -742,18 +742,18 @@ ActiveRecord::Schema.define(:version => 20140611161801) do
   create_table "relative_memos", :force => true do |t|
     t.integer  "osp_id"
     t.integer  "parent_id"
-    t.string   "subject",                               :null => false
+    t.string   "subject",                                                   :null => false
-    t.text     "content",                               :null => false
+    t.text     "content",            :limit => 16777215,                    :null => false
     t.integer  "author_id"
-    t.integer  "replies_count",      :default => 0
+    t.integer  "replies_count",                          :default => 0
     t.integer  "last_reply_id"
-    t.boolean  "lock",               :default => false
+    t.boolean  "lock",                                   :default => false
-    t.boolean  "sticky",             :default => false
+    t.boolean  "sticky",                                 :default => false
-    t.boolean  "is_quote",           :default => false
+    t.boolean  "is_quote",                               :default => false
-    t.datetime "created_at",                            :null => false
+    t.datetime "created_at",                                                :null => false
-    t.datetime "updated_at",                            :null => false
+    t.datetime "updated_at",                                                :null => false
-    t.integer  "viewed_count_crawl", :default => 0
+    t.integer  "viewed_count_crawl",                     :default => 0
-    t.integer  "viewed_count_local", :default => 0
+    t.integer  "viewed_count_local",                     :default => 0
     t.string   "url"
     t.string   "username"
     t.string   "userhomeurl"
@@ -972,11 +972,13 @@ ActiveRecord::Schema.define(:version => 20140611161801) do
   add_index "user_preferences", ["user_id"], :name => "index_user_preferences_on_user_id"
 
   create_table "user_scores", :force => true do |t|
-    t.integer "user_id"
+    t.integer  "user_id",       :null => false
-    t.integer "collaboration"
+    t.integer  "collaboration"
-    t.integer "influence"
+    t.integer  "influence"
-    t.integer "skill"
+    t.integer  "skill"
-    t.integer "activity"
+    t.integer  "active"
+    t.datetime "created_at",    :null => false
+    t.datetime "updated_at",    :null => false
   end
 
   create_table "user_statuses", :force => true do |t|