include ConsistencyValidations
include NotRedactable
+ include ObjectMetadata
self.table_name = "current_ways"
has_many :way_tags
has_many :containing_relation_members, :class_name => "RelationMember", :as => :member
- has_many :containing_relations, :class_name => "Relation", :through => :containing_relation_members, :source => :relation, :extend => ObjectFinder
+ has_many :containing_relations, :class_name => "Relation", :through => :containing_relation_members, :source => :relation
validates_presence_of :id, :on => :update
validates_presence_of :changeset_id,:version, :timestamp
validates_associated :changeset
scope :visible, -> { where(:visible => true) }
- scope :invisible, -> { where(:visible => false) }
+ scope :invisible, -> { where(:visible => false) }
# Read in xml as text and return it's Way object representation
def self.from_xml(xml, create=false)
end
def to_xml_node(visible_nodes = nil, changeset_cache = {}, user_display_name_cache = {})
- el1 = XML::Node.new 'way'
- el1['id'] = self.id.to_s
- el1['visible'] = self.visible.to_s
- el1['timestamp'] = self.timestamp.xmlschema
- el1['version'] = self.version.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
+ el = XML::Node.new 'way'
+ el['id'] = self.id.to_s
- if not user_display_name_cache[user_id].nil?
- el1['user'] = user_display_name_cache[user_id]
- el1['uid'] = user_id.to_s
- end
+ add_metadata_to_xml_node(el, self, changeset_cache, user_display_name_cache)
# make sure nodes are output in sequence_id order
ordered_nodes = []
ordered_nodes.each do |nd_id|
if nd_id and nd_id != '0'
- e = XML::Node.new 'nd'
- e['ref'] = nd_id
- el1 << e
+ node_el = XML::Node.new 'nd'
+ node_el['ref'] = nd_id
+ el << node_el
end
end
- self.way_tags.each do |tag|
- e = XML::Node.new 'tag'
- e['k'] = tag.k
- e['v'] = tag.v
- el1 << e
- end
- return el1
+ add_tags_to_xml_node(el, self.way_tags)
+
+ return el
end
def nds
- unless @nds
- @nds = Array.new
- self.way_nodes.each do |nd|
- @nds += [nd.node_id]
- end
- end
- @nds
+ @nds ||= self.way_nodes.collect { |n| n.node_id }
end
def tags
- unless @tags
- @tags = {}
- self.way_tags.each do |tag|
- @tags[tag.k] = tag.v
- end
- end
- @tags
+ @tags ||= Hash[self.way_tags.collect { |t| [t.k, t.v] }]
end
def nds=(s)