class OldWay < ActiveRecord::Base
include ConsistencyValidations
- include Redactable
self.table_name = "ways"
self.primary_keys = "way_id", "version"
+ # note this needs to be included after the table name changes, or
+ # the queries generated by Redactable will use the wrong table name.
+ include Redactable
+
belongs_to :changeset
belongs_to :redaction
belongs_to :current_way, :class_name => "Way", :foreign_key => "way_id"
@tags = t
end
- def to_xml_node
+ def to_xml_node(changeset_cache = {}, user_display_name_cache = {})
el1 = XML::Node.new 'way'
el1['id'] = self.way_id.to_s
el1['visible'] = self.visible.to_s
el1['timestamp'] = self.timestamp.xmlschema
- if self.changeset.user.data_public?
- el1['user'] = self.changeset.user.display_name
- el1['uid'] = self.changeset.user.id.to_s
- end
el1['version'] = self.version.to_s
- el1['changeset'] = self.changeset.id.to_s
+ el1['changeset'] = self.changeset_id.to_s
+
+ if changeset_cache.key?(self.changeset_id)
+ # use the cache if available
+ else
+ changeset_cache[self.changeset_id] = self.changeset.user_id
+ end
+
+ user_id = changeset_cache[self.changeset_id]
+
+ if user_display_name_cache.key?(user_id)
+ # use the cache if available
+ elsif self.changeset.user.data_public?
+ user_display_name_cache[user_id] = self.changeset.user.display_name
+ else
+ user_display_name_cache[user_id] = nil
+ end
+
+ if not user_display_name_cache[user_id].nil?
+ el1['user'] = user_display_name_cache[user_id]
+ el1['uid'] = user_id.to_s
+ end
+
+ el1['redacted'] = self.redaction.id.to_s if self.redacted?
self.old_nodes.each do |nd| # FIXME need to make sure they come back in the right order
e = XML::Node.new 'nd'
e['ref'] = nd.node_id.to_s
el1 << e
end
-
+
self.old_tags.each do |tag|
e = XML::Node.new 'tag'
e['k'] = tag.k
e['v'] = tag.v
el1 << e
end
+
return el1
end
def get_nodes_revert(timestamp)
points=[]
self.nds.each do |n|
- oldnode = OldNode.where('node_id = ? AND timestamp <= ?', n, timestamp).order("timestamp DESC").first
+ oldnode = OldNode.where('node_id = ? AND timestamp <= ?', n, timestamp).unredacted.order("timestamp DESC").first
curnode = Node.find(n)
id = n; reuse = curnode.visible
if oldnode.lat != curnode.lat or oldnode.lon != curnode.lon or oldnode.tags != curnode.tags then