106 lines
2.5 KiB
Ruby
106 lines
2.5 KiB
Ruby
class OldNode < ActiveRecord::Base
|
|
include GeoRecord
|
|
include ConsistencyValidations
|
|
include ObjectMetadata
|
|
|
|
self.table_name = "nodes"
|
|
self.primary_keys = "node_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
|
|
|
|
validates :changeset, :presence => true, :associated => true
|
|
validates :latitude, :presence => true,
|
|
:numericality => { :integer_only => true }
|
|
validates :longitude, :presence => true,
|
|
:numericality => { :integer_only => true }
|
|
validates :timestamp, :presence => true
|
|
validates :visible, :inclusion => [true, false]
|
|
|
|
validate :validate_position
|
|
|
|
belongs_to :changeset
|
|
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
|
|
|
|
def self.from_node(node)
|
|
old_node = OldNode.new
|
|
old_node.latitude = node.latitude
|
|
old_node.longitude = node.longitude
|
|
old_node.visible = node.visible
|
|
old_node.tags = node.tags
|
|
old_node.timestamp = node.timestamp
|
|
old_node.changeset_id = node.changeset_id
|
|
old_node.node_id = node.id
|
|
old_node.version = node.version
|
|
old_node
|
|
end
|
|
|
|
def to_xml
|
|
doc = OSM::API.new.get_xml_doc
|
|
doc.root << to_xml_node
|
|
doc
|
|
end
|
|
|
|
def to_xml_node(changeset_cache = {}, user_display_name_cache = {})
|
|
el = XML::Node.new "node"
|
|
el["id"] = node_id.to_s
|
|
|
|
add_metadata_to_xml_node(el, self, changeset_cache, user_display_name_cache)
|
|
|
|
if self.visible?
|
|
el["lat"] = lat.to_s
|
|
el["lon"] = lon.to_s
|
|
end
|
|
|
|
add_tags_to_xml_node(el, old_tags)
|
|
|
|
el
|
|
end
|
|
|
|
def save_with_dependencies!
|
|
save!
|
|
|
|
tags.each do |k, v|
|
|
tag = OldNodeTag.new
|
|
tag.k = k
|
|
tag.v = v
|
|
tag.node_id = node_id
|
|
tag.version = version
|
|
tag.save!
|
|
end
|
|
end
|
|
|
|
def tags
|
|
@tags ||= Hash[old_tags.collect { |t| [t.k, t.v] }]
|
|
end
|
|
|
|
attr_writer :tags
|
|
|
|
def tags_as_hash
|
|
tags
|
|
end
|
|
|
|
# Pretend we're not in any ways
|
|
def ways
|
|
[]
|
|
end
|
|
|
|
# Pretend we're not in any relations
|
|
def containing_relation_members
|
|
[]
|
|
end
|
|
|
|
# check whether this element is the latest version - that is,
|
|
# has the same version as its "current" counterpart.
|
|
def is_latest_version?
|
|
current_node.version == version
|
|
end
|
|
end
|