Update to rails 2.3.8

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

diff --git a/vendor/plugins/globalize2/lib/globalize/backend/chain.rb b/vendor/plugins/globalize2/lib/globalize/backend/chain.rb
deleted file mode 100644 (file)
index bb8679e..0000000
--- a/vendor/plugins/globalize2/lib/globalize/backend/chain.rb
+++ /dev/null
@@ -1,102 +0,0 @@
-module I18n
-  class << self
-    def chain_backends(*args)
-      self.backend = Globalize::Backend::Chain.new(*args)
-    end
-  end
-end
-  
-module Globalize  
-  module Backend
-    class Chain      
-      def initialize(*args)
-        add(*args) unless args.empty?
-      end
-      
-      # Change this to a) accept any number of backends and b) accept classes.
-      # When classes are passed instantiate them and add the instances as backends.
-      # Return the added backends from #add.
-      #
-      # Add an initialize method that accepts the same arguments and passes them
-      # to #add, so we could:
-      #   I18n.backend = Globalize::Backend::Chain.new(Globalize::Backend::Foo, Globalize::Backend::Bar)
-      #   Globalize::Backend::Chain.new(:foo, :bar)
-      #   Globalize.chain_backends :foo, :bar
-      def add(*backends)
-        backends.each do |backend|
-          backend = Globalize::Backend.const_get(backend.to_s.capitalize) if backend.is_a? Symbol
-          backend = backend.new if backend.is_a? Class
-          self.backends << backend
-        end
-      end
-      
-      def load_translations(*args)
-        backends.each{|backend| backend.load_translations(*args) }
-      end
-    
-      # For defaults:
-      # Never pass any default option to the backends but instead implement our own default
-      # mechanism (e.g. symbols as defaults would need to be passed to the whole chain to
-      # be translated).
-      #
-      # For namespace lookup: 
-      # Only return if the result is not a hash OR count is not present, otherwise merge them.
-      # So in effect the count variable would control whether we have a namespace lookup or a 
-      # pluralization going on.
-      #
-      # Exceptions:
-      # Make sure that we catch MissingTranslationData exceptions and raise
-      # one in the end when no translation was found at all.
-      #
-      # For bulk translation:
-      # If the key is an array we need to call #translate for each of the
-      # keys and collect the results.
-      
-      def translate(locale, key, options = {})
-        raise I18n::InvalidLocale.new(locale) if locale.nil?
-        return key.map{|k| translate locale, k, options } if key.is_a? Array
-        
-        default = options.delete(:default)
-        result = backends.inject({}) do |namespace, backend|
-          begin
-            translation = backend.translate(locale.to_sym, key, options) 
-            if namespace_lookup?(translation, options)
-              namespace.merge! translation
-            elsif translation
-              return translation 
-            end
-          rescue I18n::MissingTranslationData
-          end
-        end
-        result || default(locale, default, options) || raise(I18n::MissingTranslationData.new(locale, key, options))
-      end
-      
-      def localize(locale, object, format = :default)
-        backends.each do |backend|
-          result = backend.localize(locale, object, format) and return result
-        end
-      end
-    
-      protected
-        def backends
-          @backends ||= []
-        end
-        
-        def default(locale, default, options = {})
-          case default
-            when String then default
-            when Symbol then translate locale, default, options
-            when Array  then default.each do |obj| 
-              result = default(locale, obj, options.dup) and return result
-            end and nil
-          end
-        rescue I18n::MissingTranslationData
-          nil
-        end
-        
-        def namespace_lookup?(result, options)
-          result.is_a?(Hash) and not options.has_key?(:count)
-        end
-    end
-  end
-end
\ No newline at end of file