lib/rabbit/source/base.rb in rabbit-1.0.4 vs lib/rabbit/source/base.rb in rabbit-1.0.5

@@ -91,16 +91,20 @@
           init_base
         else
           set_base(new_value)
         end
       end
-      
+
+      def extension
+        nil
+      end
+
       private
       def init_base
         set_base(".")
       end
-      
+
       def set_base(new_value)
         if ::File::ALT_SEPARATOR
           new_value = new_value.gsub(::File::ALT_SEPARATOR, ::File::SEPARATOR)
         end
         @base = new_value
@@ -137,9 +141,15 @@
         when NKF::UTF32
           "UTF-32"
         else
           "UTF-8"
         end
+      end
+
+      def extract_extension(path)
+        components = ::File.basename(path).split(/\./)
+        return nil if components.size < 2
+        components.last
       end
     end
 
     module LimitAccessInterval
       MINIMUM_ACCESS_TIME = 60