include GeoRecord
include ConsistencyValidations
include NotRedactable
+ include ObjectMetadata
self.table_name = "current_nodes"
has_many :ways_via_history, :class_name=> "Way", :through => :old_way_nodes, :source => :way
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 :timestamp,:version, :changeset_id
errors.add(:base, "Node is not in the world") unless in_world?
end
- #
- # Search for nodes matching tags within bounding_box
- #
- # Also adheres to limitations such as within max_number_of_nodes
- #
- def self.search(bounding_box, tags = {})
- # @fixme a bit of a hack to search for only visible nodes
- # couldn't think of another to add to tags condition
- #conditions_hash = tags.merge({ 'visible' => 1 })
-
- # using named placeholders http://www.robbyonrails.com/articles/2005/10/21/using-named-placeholders-in-ruby
- #keys = []
- #values = {}
-
- #conditions_hash.each do |key,value|
- # keys << "#{key} = :#{key}"
- # values[key.to_sym] = value
- #end
- #conditions = keys.join(' AND ')
-
- find_by_area(bounding_box, :conditions => {:visible => true},
- :limit => MAX_NUMBER_OF_NODES+1)
- end
-
# Read in xml as text and return it's Node object representation
def self.from_xml(xml, create=false)
begin
end
def to_xml_node(changeset_cache = {}, user_display_name_cache = {})
- el1 = XML::Node.new 'node'
- el1['id'] = self.id.to_s
- el1['version'] = self.version.to_s
- el1['changeset'] = self.changeset_id.to_s
-
- if self.visible?
- el1['lat'] = self.lat.to_s
- el1['lon'] = self.lon.to_s
- end
-
- if changeset_cache.key?(self.changeset_id)
- # use the cache if available
- else
- changeset_cache[self.changeset_id] = self.changeset.user_id
- end
+ el = XML::Node.new 'node'
+ el['id'] = self.id.to_s
- user_id = changeset_cache[self.changeset_id]
+ add_metadata_to_xml_node(el, self, changeset_cache, user_display_name_cache)
- 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
+ if self.visible?
+ el['lat'] = self.lat.to_s
+ el['lon'] = self.lon.to_s
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
+ add_tags_to_xml_node(el, self.node_tags)
- self.tags.each do |k,v|
- el2 = XML::Node.new('tag')
- el2['k'] = k.to_s
- el2['v'] = v.to_s
- el1 << el2
- end
-
- el1['visible'] = self.visible.to_s
- el1['timestamp'] = self.timestamp.xmlschema
- return el1
+ return el
end
def tags_as_hash
end
def tags
- unless @tags
- @tags = {}
- self.node_tags.each do |tag|
- @tags[tag.k] = tag.v
- end
- end
- @tags
+ @tags ||= Hash[self.node_tags.collect { |t| [t.k, t.v] }]
end
def tags=(t)