lib/hashid/rails.rb in hashid-rails-0.3.1 vs lib/hashid/rails.rb in hashid-rails-0.3.2

@@ -44,25 +44,46 @@
         arguments << alphabet if alphabet.present?
 
         Hashids.new(*arguments)
       end
 
-      def encode_id(id)
-        hashids.encode(id)
+      def encode_id(ids)
+        if ids.is_a?(Array)
+          ids.map { |id| hashid_encode(id) }
+        else
+          hashid_encode(ids)
+        end
       end
 
-      def decode_id(id)
-        hashids.decode(id.to_s).first
+      def decode_id(ids)
+        if ids.is_a?(Array)
+          ids.map { |id| hashid_decode(id) }
+        else
+          hashid_decode(ids)
+        end
       end
 
       def find(hashid)
         model_reload? ? super(hashid) : super( decode_id(hashid) || hashid )
       end
 
+      # Calls `find` with decoded hashid
+      def find_by_hashid(hashid)
+        find_by!(id: hashid_decode(hashid))
+      end
+
       private
 
       def model_reload?
         caller.any? {|s| s =~ /active_record\/persistence.*reload/}
+      end
+
+      def hashid_decode(id)
+        hashids.decode(id.to_s).first
+      end
+
+      def hashid_encode(id)
+        hashids.encode(id)
       end
     end
 
     class Configuration
       attr_accessor :secret, :length, :alphabet