discourse/app/models/draft.rb

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class Draft < ActiveRecord::Base
NEW_TOPIC = 'new_topic'
NEW_PRIVATE_MESSAGE = 'new_private_message'
EXISTING_TOPIC = 'topic_'
def self.set(user, key, sequence, data)
d = find_draft(user,key)
if d
return if d.sequence > sequence
d.update_columns(data: data, sequence: sequence)
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else
Draft.create!(user_id: user.id, draft_key: key, data: data, sequence: sequence)
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end
end
def self.get(user, key, sequence)
d = find_draft(user,key)
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if d && d.sequence == sequence
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d.data
end
end
def self.clear(user, key, sequence)
d = find_draft(user,key)
if d && d.sequence <= sequence
d.destroy
end
end
protected
def self.find_draft(user,key)
user_id = user
user_id = user.id if User === user
Draft.where(user_id: user_id, draft_key: key).first
end
end
# == Schema Information
#
# Table name: drafts
#
# id :integer not null, primary key
# user_id :integer not null
# draft_key :string(255) not null
# data :text not null
# created_at :datetime not null
# updated_at :datetime not null
# sequence :integer default(0), not null
#
# Indexes
#
# index_drafts_on_user_id_and_draft_key (user_id,draft_key)
#