Add Globalize2 so that we get some nice fall backs to other languages when a translat...

[rails.git] / vendor / plugins / globalize2 / lib / globalize / backend / pluralizing.rb

diff --git a/vendor/plugins/globalize2/lib/globalize/backend/pluralizing.rb b/vendor/plugins/globalize2/lib/globalize/backend/pluralizing.rb
new file mode 100644 (file)
index 0000000..80016f2
--- /dev/null
+++ b/vendor/plugins/globalize2/lib/globalize/backend/pluralizing.rb
@@ -0,0 +1,37 @@
+require 'i18n/backend/simple'
+
+module Globalize
+  module Backend
+    class Pluralizing < I18n::Backend::Simple
+      def pluralize(locale, entry, count)
+        return entry unless entry.is_a?(Hash) and count
+        key = :zero if count == 0 && entry.has_key?(:zero)
+        key ||= pluralizer(locale).call(count)
+        raise InvalidPluralizationData.new(entry, count) unless entry.has_key?(key)
+        translation entry[key], :plural_key => key
+      end
+
+      def add_pluralizer(locale, pluralizer)
+        pluralizers[locale.to_sym] = pluralizer
+      end
+
+      def pluralizer(locale)
+        pluralizers[locale.to_sym] || default_pluralizer
+      end
+
+      protected
+        def default_pluralizer
+          pluralizers[:en]
+        end
+
+        def pluralizers
+          @pluralizers ||= { :en => lambda{|n| n == 1 ? :one : :other } }
+        end
+
+        # Overwrite this method to return something other than a String
+        def translation(string, attributes)
+          string
+        end
+    end
+  end
+end
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