Fix AS::Photo federation, hopefully

app/models/activity_streams/photo.rb

@@ -5,6 +5,7 @@
 class ActivityStreams::Photo < Post
   include Diaspora::Socketable
 
+  xml_name "activity_streams::_photo"
   xml_attr :image_url
   xml_attr :image_height
   xml_attr :image_width

spec/factories.rb

@@ -104,3 +104,12 @@ Factory.define(:notification) do |n|
   end
 end
 
+Factory.define(:activity_streams_photo, :class => ActivityStreams::Photo) do |p|
+  p.association(:author, :factory => :person)
+  p.image_url "http://example.com/awesome.png"
+  p.image_height 9001
+  p.image_width 4
+  p.object_url "http://example.com/awesome_things.html"
+  p.actor_url "http://notcubbi.es/cubber"
+  p.provider_display_name "not cubbies"
+end

spec/models/activity_streams/photo_spec.rb

@@ -25,4 +25,12 @@ JSON
     end
 
   end
+
+  describe 'serialization' do
+    it 'Diaspora::Parser should pick the right class' do
+      photo = Factory(:activity_streams_photo)
+      xml = photo.to_diaspora_xml.to_s
+      Diaspora::Parser.from_xml(xml).class.should == ActivityStreams::Photo
+    end
+  end
 end