app/models/digital_collections_content_match.rb
class DigitalCollectionsContentMatch < ActiveRecord::Base
include ContentMatch
belongs_to :tweet
belongs_to :digital_collections_content_item
attr_accessible :tweet,
:digital_collections_content_item
validates :tweet,
:digital_collections_content_item,
:presence => true
content_match :content_id => :mods_uuid,
:content_class => :digital_collections_content_item
def self.content_id_finder(url)
DigitalCollections::MODS.mods_uuid_from_url(url)
end
end