Module: CustomFieldsStringExtension

Defined in:
lib/custom_fields/extensions/active_support.rb

Instance Method Summary collapse

Instance Method Details

#constantize ⇒ Object 



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# File 'lib/custom_fields/extensions/active_support.rb', line 4

def constantize
  super
rescue NameError => e
  # DEBUG: puts "constantizing #{self.inspect}"
  # alright, does it look like a custom_fields dynamic klass ?
  if self =~ CustomFields::KLASS_REGEXP
    base = ::Regexp.last_match(1).constantize
    # we can know it for sure
    if base.with_custom_fields?
      relation = base.relations.values.detect do |association|
        association.options[:custom_fields_parent_klass] == true
      end

      # load the class which holds the recipe to build the dynamic klass
      if relation && parent_instance = relation.klass.find(::Regexp.last_match(2))
        # DEBUG: puts "re-building #{self}"
        return parent_instance.klass_with_custom_fields(relation.inverse_of)
      end
    end
  end
  # not a custom_fields dynamic klass or unable to re-build it
  raise e
end