Added support for libxml-ruby 0.8 branch...support for libxml-ruby 0.3.x branch retained.

Author: Terry Reese

Changes

@@ -1,3 +1,6 @@
+v0.0.9 Tue Aug 12, 2008
+- change to xpath.rb file to add support to libxml-ruby 0.8+ branch.
+
 v0.0.6 Tue Jun 5, 2007
 - change to resumption token location in the response, to better conform to the specification.
 - oai shell date parsing should now be working correctly.

Rakefile

@@ -1,4 +1,4 @@
-RUBY_OAI_VERSION = '0.0.8'
+RUBY_OAI_VERSION = '0.0.9'
 
 require 'rubygems'
 require 'rake'

lib/oai/xpath.rb

@@ -37,8 +37,13 @@ def get_attribute(node, attr_name)
       case node.class.to_s
       when 'REXML::Element'
         return node.attribute(attr_name)
-      when 'XML::Node'
-        return node.property(attr_name)
+      when 'LibXML::XML::Node'
+  	#There has been a method shift between 0.5 and 0.7
+        if defined?(node.property) == nil
+          return node.attributes[attr_name]
+        else
+          return node.property(attr_name)
+        end	
       end
       return nil
     end
@@ -48,11 +53,11 @@ def get_attribute(node, attr_name)
     # figure out what sort of object we should do xpath on
     def parser_type(x)
       case x.class.to_s
-      when 'XML::Document'
+      when 'LibXML::XML::Document'
         return 'libxml'
-      when 'XML::Node'
+      when 'LibXML::XML::Node'
         return 'libxml'
-      when 'XML::Node::Set'
+      when 'LibXML::XML::Node::Set'
 	return 'libxml'
       when 'REXML::Element'
         return 'rexml'