21 lines
490 B
Ruby
21 lines
490 B
Ruby
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class UpdateCourseAttachment < ActiveRecord::Migration
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# 更新课程资源类型
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def up
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Attachment.all.each do |attachment|
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if attachment.container_type == 'Course'
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if attachment.attachtype == 1
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attachment.attachtype = 4
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elsif attachment.attachtype == 2
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attachment.attachtype = 5
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elsif attachment.attachtype == 3
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attachment.attachtype = 6
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end
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attachment.save
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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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