40 lines
1.4 KiB
Ruby
40 lines
1.4 KiB
Ruby
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#encoding=UTF-8
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class CourseActivities < ActiveRecord::Migration
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def up
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Course.all.each do |course|
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transaction do
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#作业
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course.homework_commons.each do |homework_common|
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homework_common.course_acts << CourseActivity.new(:user_id => homework_common.user_id,:course_id => course.id)
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end
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#通知
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course.news.each do |new|
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new.course_acts << CourseActivity.new(:user_id => new.author_id,:course_id => course.id)
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end
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#资源
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course.attachments.each do |attachment|
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attachment.course_acts << CourseActivity.new(:user_id => attachment.author_id,:course_id => course.id)
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end
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#讨论区
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if course.boards.first
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course.boards.first.messages.each do |message|
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message.course_acts << CourseActivity.new(:user_id => message.author_id,:course_id => course.id)
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end
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end
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#留言
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course.journals_for_messages.each do |jour|
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jour.course_acts << CourseActivity.new(:user_id => jour.user_id,:course_id => course.id)
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end
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#问卷
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Poll.where("polls_type = 'Course' and polls_group_id = #{course.id}").each do |poll|
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poll.course_acts << CourseActivity.new(:user_id => poll.user_id,:course_id => course.id)
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end
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end
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end
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end
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def down
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CourseActivity.destroy_all
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end
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end
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