2017-02-24 10:32:48 +08:00
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class HomeworkBankMigration < ActiveRecord::Migration
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def up
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add_column :homework_commons, :homework_bank_id, :integer
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add_column :homework_commons, :is_update, :boolean, :default => false
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count =Course.all.count / 30 + 2
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transaction do
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for i in 1 ... count do i
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Course.page(i).per(30).each do |course|
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if course.is_delete == 0
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course.homework_commons.each do |homework|
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unless homework.user.homework_banks.select("name").to_s.include?(homework.name)
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homework_bank = HomeworkBank.create(:user_id => homework.user_id, :name => homework.name, :description => homework.description, :homework_type => homework.homework_type,
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2017-02-24 17:18:32 +08:00
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:quotes => 1, :is_public => course.is_public, :applicable_syllabus => course.syllabus.title, :homework_common_id => homework.id, :created_at => homework.created_at)
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2017-02-24 10:32:48 +08:00
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if homework.homework_type == 2 && homework.homework_detail_programing
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homework_bank.update_attributes(:language => homework.homework_detail_programing.language, :standard_code => homework.homework_detail_programing.standard_code)
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homework.homework_tests.each do |test|
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homework_bank.homework_bank_tests << HomeworkBankTest.create(
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input: test.input,
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output: test.output,
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test_type: true
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)
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end
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homework.homework_samples.each do |test|
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homework_bank.homework_bank_tests << HomeworkBankTest.create(
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input: test.input,
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output: test.output,
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test_type: false
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)
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end
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elsif homework.homework_type == 3 && homework.homework_detail_group
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homework_bank.update_attributes(:min_num => homework.homework_detail_group.min_num, :max_num => homework.homework_detail_group.max_num, :base_on_project => homework.homework_detail_group.base_on_project)
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end
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homework.update_column('homework_bank_id', homework_bank.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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end
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end
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end
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def down
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end
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end
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