* lib/rss/{0.9,1.0,2.0,trackback,xml-stylesheet}.rb: added

#setup_maker.
* test/rss/test_setup_maker_*.rb: added tests for #setup_maker.
* lib/rss/maker/base.rb(RSS::Maker::Items#max_size=): supported
  output item size limitation.
* sample/rss/blend.rb: added sample for RSS Maker.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7391 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/rss/2.0.rb

@@ -113,6 +113,12 @@ EOT
           end + _tags09
         end
 
+        alias _setup_maker_element setup_maker_element
+        def setup_maker_element(item)
+          _setup_maker_element(item)
+          @guid.setup_maker(item) if @guid
+        end
+        
         class Guid < Element
           
           include RSS09
@@ -138,6 +144,14 @@ EOT
             ]
           end
 
+          def maker_target(item)
+            item.guid
+          end
+
+          def setup_maker_attributes(guid)
+            guid.isPermaLink = isPermaLink
+            guid.content = content
+          end
         end
 
       end