+ @tags ||= Hash[old_tags.collect { |t| [t.k, t.v] }]
+ end
+
+ attr_writer :nds
+
+ attr_writer :tags
+
+ def to_xml_node(changeset_cache = {}, user_display_name_cache = {})
+ el = XML::Node.new 'way'
+ el['id'] = way_id.to_s
+
+ add_metadata_to_xml_node(el, self, changeset_cache, user_display_name_cache)
+
+ old_nodes.each do |nd| # FIXME need to make sure they come back in the right order
+ node_el = XML::Node.new 'nd'
+ node_el['ref'] = nd.node_id.to_s
+ el << node_el
+ end
+
+ add_tags_to_xml_node(el, old_tags)
+
+ el
+ end
+
+ # Read full version of old way
+ # For get_nodes_undelete, uses same nodes, even if they've moved since
+ # For get_nodes_revert, allocates new ids
+ # Currently returns Potlatch-style array
+ # where [5] indicates whether latest version is usable as is (boolean)
+ # (i.e. is it visible? are we actually reverting to an earlier version?)
+
+ def get_nodes_undelete
+ nds.collect do |n|
+ node = Node.find(n)
+ [node.lon, node.lat, n, node.version, node.tags_as_hash, node.visible]
+ end