Class: Draft

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
lib/kentouzu/draft.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.creates ⇒ Object 



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# File 'lib/kentouzu/draft.rb', line 14

def self.creates
  where :event => 'create'
end

.updates ⇒ Object 



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# File 'lib/kentouzu/draft.rb', line 18

def self.updates
  where :event => 'update'
end

.with_item_keys(item_type, item_id) ⇒ Object 



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# File 'lib/kentouzu/draft.rb', line 10

def self.with_item_keys item_type, item_id
  scoped :conditions => { :item_type => item_type, :item_id => item_id }
end

Instance Method Details

#approve ⇒ Object 



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# File 'lib/kentouzu/draft.rb', line 72

def approve
  model = self.reify

  if model
    model.without_drafts :save

    if event == 'update'
      previous_drafts = Draft.where(["item_type = ? AND item_id = ? AND created_at <= ? AND id <= ?", model.class.to_s, model.id, self.created_at.strftime('%Y-%m-%d %H:%M:%S'), self.id])

      previous_drafts.each do |previous_draft|
        previous_draft.delete
      end
    end
  end

  self.destroy

  model
end

#reify(options = {}) ⇒ Object 



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# File 'lib/kentouzu/draft.rb', line 30

def reify options = {}
  without_identity_map do
    options[:has_one] = 3 if options[:has_one] == true
    options.reverse_merge! :has_one => false

    unless object.nil?
      #This appears to be necessary if for some reason the draft's model hasn't been loaded (such as when done in the console).
      require self.item_type.downcase

      loaded_object = YAML::load object

      if item
        model = item
      else
        inheritance_column_name = item_type.constantize.inheritance_column

        class_name = loaded_object.respond_to?(inheritance_column_name.to_sym) ? inheritance_column_name : item_type

        klass = class_name.constantize

        model = klass.new
      end

      loaded_object.attributes.each do |key, value|
        if model.respond_to?("#{key}=")
          model.send :write_attribute, key.to_sym, value
        else
          logger.warn "Attribute #{key} does not exist on #{item_type} (Draft ID: #{id})."
        end
      end

      model.send "#{model.class.draft_association_name}=", self

      unless options[:has_one] == false
        reify_has_ones model, options[:has_one]
      end

      model
    end
  end
end

#reject ⇒ Object 



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# File 'lib/kentouzu/draft.rb', line 92

def reject
  self.destroy
end