lib/encrypted_id.rb in encrypted_id-1.1.0 vs lib/encrypted_id.rb in encrypted_id-1.1.1

@@ -1,7 +1,8 @@
 require 'openssl'
 require 'active_record'
+require 'encrypted_id/version'
 
 module EncryptedId
 
   CIPHER_NAME = 'aes-256-cbc'
   CIPHER_IV = ['1e5673b2572af26a8364a50af84c7d2a'].pack('H*')
@@ -53,9 +54,17 @@
   end
 
   module InstanceMethods
     def to_param
       EncryptedId.encrypt(self.class.encrypted_id_key, self.id)
+    end
+
+    def to_key
+        key = self.id or nil
+        if key
+            key = [EncryptedId.encrypt(self.class.encrypted_id_key, self.id)]
+        end
+        key
     end
 
     def reload(options = nil)
       options = (options || {}).merge(:no_encrypted_id => true)
       super(options)