Added ability to update the base URI in services, resources, and methods.

git-svn-id: https://google-api-ruby-client.googlecode.com/svn/trunk@102 c1d61fac-ed7f-fcc1-18f7-ff78120a04ef

lib/google/api_client/discovery.rb

@@ -89,6 +89,21 @@ module Google
         return @base ||= Addressable::URI.parse(self.description['baseUrl'])
       end
 
+      ##
+      # Updates the hierarchy of resources and methods with the new base.
+      #
+      # @param [Addressable::URI, #to_str, String] new_base
+      #   The new base URI to use for the service.
+      def base=(new_base)
+        @base = Addressable::URI.parse(new_base)
+        self.resources.each do |resource|
+          resource.base = @base
+        end
+        self.methods.each do |method|
+          method.base = @base
+        end
+      end
+
       ##
       # A list of resources available at the root level of this version of the
       # service.
@@ -244,6 +259,21 @@ module Google
       # @return [Addressable::URI] The base URI that methods are joined to.
       attr_reader :base
 
+      ##
+      # Updates the hierarchy of resources and methods with the new base.
+      #
+      # @param [Addressable::URI, #to_str, String] new_base
+      #   The new base URI to use for the resource.
+      def base=(new_base)
+        @base = Addressable::URI.parse(new_base)
+        self.resources.each do |resource|
+          resource.base = @base
+        end
+        self.methods.each do |method|
+          method.base = @base
+        end
+      end
+
       ##
       # A list of sub-resources available on this resource.
       #
@@ -340,6 +370,16 @@ module Google
       #   The base URI that this method will be joined to.
       attr_reader :base
 
+      ##
+      # Updates the method with the new base.
+      #
+      # @param [Addressable::URI, #to_str, String] new_base
+      #   The new base URI to use for the method.
+      def base=(new_base)
+        @base = Addressable::URI.parse(new_base)
+        @uri_template = nil
+      end
+
       ##
       # Returns the RPC name for the method.
       #