app/serializers/project_serializer.rb
require 'common_attributes'
class SitesInProjectSerializer < CommonAttributesSerializer
attributes :id, :name
end
class PhotosInProjectSerializer < CommonAttributesSerializer
attributes :id, :description, :uri, :copyright
end
class ProjectSerializer < CommonAttributesSerializer
attributes :id, :name, :description, :urn, :notes, :latitude, :longitude
has_many :sites, :serializer => SitesInProjectSerializer
has_many :photos, :serializer => PhotosInProjectSerializer
end