迁移课程作业数据

app/models/course.rb

@@ -17,6 +17,12 @@ class Course < ActiveRecord::Base
            :include => :principal,
            :conditions => "#{Principal.table_name}.type='Group' OR (#{Principal.table_name}.type='User' AND #{Principal.table_name}.status=#{Principal::STATUS_ACTIVE})"
   has_many :users, :through => :members
+  has_many :homeworks, :through => :homework_for_courses, :source => :bid, :dependent => :destroy
+  has_many :journals_for_messages, :as => :jour, :dependent => :destroy
+  has_many :homework_for_courses, :dependent => :destroy
+  has_many :homeworks, :through => :homework_for_courses, :source => :bid, :dependent => :destroy
+  has_many :student, :through => :students_for_courses, :source => :user
+
 
   validates_presence_of :password, :term
   validates_format_of  :class_period, :message => "class period can only digital!", :with =>/^[1-9]\d*$/

app/views/courses/_set_course_time.html.erb

@@ -1,11 +1,11 @@
 <% 
-	id = "finish_course_#{project.id}"
-	display = (project.course_extra.teacher.id == User.current.id || User.current.admin?)
+	id = "finish_course_#{course.id}"
+	display = (course.teacher.id == User.current.id || User.current.admin?)
 %>
 
 <% if display #如果课程已结束%>
-	<% linkPath = course_endTime_timeout?(project) ? restartcourse_project_path(project) :  finishcourse_project_path(project, format: :js) %>
-	<% desc = course_endTime_timeout?(project) ? '重启' :  '关闭' %>
+	<% linkPath = course_endTime_timeout?(course) ? restartcourse_course_path(course) :  finishcourse_course_path(course, format: :js) %>
+	<% desc = course_endTime_timeout?(course) ? '重启' :  '关闭' %>
 
 	<%= link_to "#{desc}课程", linkPath, :remote => true, :method => :post, :id => id, :confirm => ("确定要#{desc}课程？") %>
 <% else %>

db/migrate/20140604071624_rename_project_id_to_homework_for_courses.rb

@@ -0,0 +1,5 @@
+class RenameProjectIdToHomeworkForCourses < ActiveRecord::Migration
+  def change
+    rename_column(:homework_for_courses, :project_id, :course_id)
+  end
+end