add XMLLogger to debug federation

lib/diaspora/federated/base.rb

@@ -23,9 +23,11 @@ module Diaspora
 
       module InstanceMethods
         def to_diaspora_xml
+          xml = to_xml
+          ::Logging::Logger["XMLLogger"].debug "to_xml: #{xml}"
           <<-XML
           <XML>
-          <post>#{to_xml.to_s}</post>
+            <post>#{xml}</post>
           </XML>
           XML
         end

lib/diaspora/parser.rb

@@ -8,6 +8,7 @@ module Diaspora
       doc = Nokogiri::XML(xml) {|cfg| cfg.noblanks }
       return unless body = doc.xpath("/XML/post").children.first
       class_name = body.name.gsub("-", "/")
+      ::Logging::Logger["XMLLogger"].debug "from_xml: #{body}"
       begin
         class_name.camelize.constantize.from_xml body.to_s
       rescue NameError => e