class OldNode < ActiveRecord::Base
include GeoRecord
include ConsistencyValidations
+ include ObjectMetadata
self.table_name = "nodes"
self.primary_keys = "node_id", "version"
belongs_to :redaction
belongs_to :current_node, :class_name => "Node", :foreign_key => "node_id"
+ has_many :old_tags, :class_name => 'OldNodeTag', :foreign_key => [:node_id, :version]
+
def validate_position
errors.add(:base, "Node is not in the world") unless in_world?
end
end
def to_xml_node(changeset_cache = {}, user_display_name_cache = {})
- el1 = XML::Node.new 'node'
- el1['id'] = self.node_id.to_s
- el1['version'] = self.version.to_s
- el1['changeset'] = self.changeset_id.to_s
+ el = XML::Node.new 'node'
+ el['id'] = self.node_id.to_s
- if self.visible?
- el1['lat'] = self.lat.to_s
- el1['lon'] = self.lon.to_s
- end
+ add_metadata_to_xml_node(el, self, changeset_cache, user_display_name_cache)
- 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
-
- self.tags.each do |k,v|
- el2 = XML::Node.new('tag')
- el2['k'] = k.to_s
- el2['v'] = v.to_s
- el1 << el2
+ if self.visible?
+ el['lat'] = self.lat.to_s
+ el['lon'] = self.lon.to_s
end
- el1['visible'] = self.visible.to_s
- el1['timestamp'] = self.timestamp.xmlschema
-
- el1['redacted'] = self.redaction.id.to_s if self.redacted?
+ add_tags_to_xml_node(el, self.old_tags)
- return el1
+ return el
end
def save_with_dependencies!
end
def tags
- unless @tags
- @tags = Hash.new
- OldNodeTag.where(:node_id => self.node_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 tags=(t)