46 lines
892 B
Ruby
46 lines
892 B
Ruby
class Draft < ActiveRecord::Base
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NEW_TOPIC = 'new_topic'
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NEW_PRIVATE_MESSAGE = 'new_private_message'
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EXISTING_TOPIC = 'topic_'
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def self.set(user, key, sequence, data)
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d = find_draft(user,key)
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if d
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return if d.sequence > sequence
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d.data = data
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d.sequence = sequence
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else
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d = Draft.new(user_id: user.id, draft_key: key, data: data, sequence: sequence)
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end
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d.save!
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end
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def self.get(user, key, sequence)
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d = find_draft(user,key)
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if d && d.sequence == sequence
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d.data
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else
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nil
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end
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end
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def self.clear(user, key, sequence)
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d = find_draft(user,key)
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if d && d.sequence <= sequence
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d.destroy
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else
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nil
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end
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end
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protected
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def self.find_draft(user,key)
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user_id = user
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user_id = user.id if User === user
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Draft.where(user_id: user_id, draft_key: key).first
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end
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end
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