19 lines
493 B
Ruby
19 lines
493 B
Ruby
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class ZipPack < ActiveRecord::Base
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# attr_accessible :title, :body
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def self.packed?(bid_id, user_id, digests)
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zip_pack = ZipPack.where(homework_id: bid_id, user_id: user_id).first
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return false unless zip_pack && zip_pack.digests == digests
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zip_pack
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end
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def file_valid?
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return false unless File.exist?(self.file_path)
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Trustie::Utils.digest(self.file_path) == self.file_digest
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end
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def digests
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self.file_digests.split(',').sort
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end
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end
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