class OldWay < ActiveRecord::Base
include ConsistencyValidations
+ include ObjectMetadata
self.table_name = "ways"
self.primary_keys = "way_id", "version"
end
def nds
- unless @nds
- @nds = Array.new
- OldWayNode.where(:way_id => self.way_id, :version => self.version).order(:sequence_id).each do |nd|
- @nds += [nd.node_id]
- end
- end
- @nds
+ @nds ||= self.old_nodes.order(:sequence_id).collect { |n| n.node_id }
end
def tags
- unless @tags
- @tags = Hash.new
- OldWayTag.where(:way_id => self.way_id, :version => self.version).each do |tag|
- @tags[tag.k] = tag.v
- end
- end
- @tags = Hash.new unless @tags
- @tags
+ @tags ||= Hash[self.old_tags.collect { |t| [t.k, t.v] }]
end
def nds=(s)
@tags = t
end
- def to_xml_node
- 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
+ def to_xml_node(changeset_cache = {}, user_display_name_cache = {})
+ el = XML::Node.new 'way'
+ el['id'] = self.way_id.to_s
+
+ add_metadata_to_xml_node(el, self, changeset_cache, user_display_name_cache)
- 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
+ node_el = XML::Node.new 'nd'
+ node_el['ref'] = nd.node_id.to_s
+ el << node_el
end
- self.old_tags.each do |tag|
- e = XML::Node.new 'tag'
- e['k'] = tag.k
- e['v'] = tag.v
- el1 << e
- end
+ add_tags_to_xml_node(el, self.old_tags)
- return el1
+ return el
end
# Read full version of old way
# (i.e. is it visible? are we actually reverting to an earlier version?)
def get_nodes_undelete
- points = []
- self.nds.each do |n|
+ self.nds.collect do |n|
node = Node.find(n)
- points << [node.lon, node.lat, n, node.version, node.tags_as_hash, node.visible]
+ [node.lon, node.lat, n, node.version, node.tags_as_hash, node.visible]
end
- points
end
def get_nodes_revert(timestamp)