class OldWay < ActiveRecord::Base
include ConsistencyValidations
-
+
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"
has_many :old_nodes, :class_name => 'OldWayNode', :foreign_key => [:way_id, :version]
has_many :old_tags, :class_name => 'OldWayTag', :foreign_key => [:way_id, :version]
end
el1['version'] = self.version.to_s
el1['changeset'] = self.changeset.id.to_s
+
+ 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
def containing_relation_members
return []
end
+
+ # check whether this element is the latest version - that is,
+ # has the same version as its "current" counterpart.
+ def is_latest_version?
+ current_way.version == self.version
+ end
end