Module: FatJam::ActsAsRevisable::Common::ClassMethods

Defined in:
lib/acts_as_revisable/acts/common.rb

Instance Method Summary collapse

Instance Method Details

#disable_revisable_scope(*args) ⇒ Object 



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# File 'lib/acts_as_revisable/acts/common.rb', line 167

def disable_revisable_scope(*args)
  args.each do |a|            
    class_eval <<-EOT
      def #{a.to_s}_with_open_scope(*args, &block)
        assoc = self.class.reflect_on_association(#{a.inspect})
        models = [self.class]
        
        if [:has_many, :has_one].member? assoc.macro
          models << (assoc.options[:class_name] ? assoc.options[:class_name] : #{a.inspect}.to_s.singularize.camelize).constantize
        end
        
        begin
          models.each {|m| m.scoped_model_enabled = false}
          if associated = #{a.to_s}_without_open_scope(*args, &block)
            associated.reload
          end
        ensure
          models.each {|m| m.scoped_model_enabled = true}
        end
      end
    EOT
    alias_method_chain a, :open_scope
  end
end

#instantiate_with_revisable(record) ⇒ Object

acts_as_revisable’s override for instantiate so we can return the appropriate type of model based on whether or not the record is the current record.



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# File 'lib/acts_as_revisable/acts/common.rb', line 201

def instantiate_with_revisable(record) #:nodoc:
  is_current = columns_hash["revisable_is_current"].type_cast(
        record["revisable_is_current"])

  if (is_current && self == self.revisable_class) || (!is_current && self == self.revision_class)
    return instantiate_without_revisable(record)
  end

  object = if is_current
    self.revisable_class
  else
    self.revision_class
  end.allocate

  object.instance_variable_set("@attributes", record)
  object.instance_variable_set("@attributes_cache", Hash.new)

  if object.respond_to_without_attributes?(:after_find)
    object.send(:callback, :after_find)
  end

  if object.respond_to_without_attributes?(:after_initialize)
    object.send(:callback, :after_initialize)
  end

  object      
end

#revisable_should_clone_column?(col) ⇒ Boolean

Returns true if the revision should clone the given column.

Returns:

  • (Boolean) 


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# File 'lib/acts_as_revisable/acts/common.rb', line 193

def revisable_should_clone_column?(col) #:nodoc:
  return false if (REVISABLE_SYSTEM_COLUMNS + REVISABLE_UNREVISABLE_COLUMNS).member? col
  true
end