Module: Cms::Behaviors::Versioning::MacroMethods

Defined in:
lib/cms/behaviors/versioning.rb

Instance Method Summary collapse

Instance Method Details

#is_versioned(options = {}) ⇒ Object 



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# File 'lib/cms/behaviors/versioning.rb', line 11

def is_versioned(options={})
  @is_versioned = true

  @version_foreign_key = (options[:version_foreign_key] || "#{name.underscore}_id").to_s
  @version_table_name = (options[:version_table_name] || "#{table_name.singularize}_versions").to_s

  extend ClassMethods
  include InstanceMethods

  has_many :versions, :class_name  => version_class_name, :foreign_key => version_foreign_key

  before_validation_on_create :initialize_version

  attr_accessor :revert_to_version
  
  versioned_class = self
  
  #Define the version class
  const_set("Version", Class.new(ActiveRecord::Base)).class_eval do 
    class << self; attr_accessor :versioned_class end

    def versioned_class
      self.class.versioned_class
    end
    def versioned_object_id
      send("#{versioned_class.name.underscore}_id")
    end
    def versioned_object
      send(versioned_class.name.underscore.to_sym)
    end       
    
    named_scope :recent_updates, :order => "updated_at desc", :limit => 10,
                :joins => versioned_class.table_name.singularize.to_sym,
                :conditions => { "#{versioned_class.table_name}.deleted" => false }
  end

  version_class.versioned_class = self

  version_class.belongs_to(name.underscore.to_sym, :foreign_key => version_foreign_key)

  version_class.is_userstamped if userstamped?

end

#versioned? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/cms/behaviors/versioning.rb', line 8

def versioned?
  !!@is_versioned
end