merge r23445.

* lib/rss/maker/base.rb, lib/rss/maker/1.0.rb, lib/rss/maker/feed.rb,
  test/rss/test_maker_1.0.rb, test/rss/test_maker_atom_feed.rb:
  RSS 1.0 and Atom feed maker treat maker.channel.language as
  maker.channel.dc_language.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@23458 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

3 files changed, 22 insertions, 0 deletions

diff --git a/lib/rss/maker/1.0.rb b/lib/rss/maker/1.0.rb
index a1e2594f70..d77dd58d02 100644
--- a/lib/rss/maker/1.0.rb
+++ b/lib/rss/maker/1.0.rb
@@ -25,6 +25,7 @@ module RSS
       end
 
       class Channel < ChannelBase
+        include SetupDefaultLanguage
 
         def to_feed(rss)
           set_default_values do
diff --git a/lib/rss/maker/base.rb b/lib/rss/maker/base.rb
index 3a7d255ae9..15b4a3173e 100644
--- a/lib/rss/maker/base.rb
+++ b/lib/rss/maker/base.rb
@@ -372,6 +372,25 @@ module RSS
       end
     end
 
+    module SetupDefaultLanguage
+      private
+      def _set_default_values(&block)
+        keep = {
+          :dc_languages => dc_languages.to_a.dup,
+        }
+        _language = language
+        if _language and
+            !dc_languages.any? {|dc_language| dc_language.value == _language}
+          dc_language = self.class::DublinCoreLanguages::DublinCoreLanguage.new(self)
+          dc_language.value = _language.dup
+          dc_languages.unshift(dc_language)
+        end
+        super(&block)
+      ensure
+        dc_languages.replace(keep[:dc_languages])
+      end
+    end
+
     class RSSBase < Base
       class << self
         def make(*args, &block)
diff --git a/lib/rss/maker/feed.rb b/lib/rss/maker/feed.rb
index 3a30ad4287..fa3a177160 100644
--- a/lib/rss/maker/feed.rb
+++ b/lib/rss/maker/feed.rb
@@ -22,6 +22,8 @@ module RSS
         end
 
         class Channel < ChannelBase
+          include SetupDefaultLanguage
+
           def to_feed(feed)
             set_default_values do
               setup_values(feed)