-class OldWay < ActiveRecord::Base
+# == Schema Information
+#
+# Table name: ways
+#
+# way_id :bigint(8) default(0), not null, primary key
+# changeset_id :bigint(8) not null
+# timestamp :datetime not null
+# version :bigint(8) not null, primary key
+# visible :boolean default(TRUE), not null
+# redaction_id :integer
+#
+# Indexes
+#
+# ways_changeset_id_idx (changeset_id)
+# ways_timestamp_idx (timestamp)
+#
+# Foreign Keys
+#
+# ways_changeset_id_fkey (changeset_id => changesets.id)
+# ways_redaction_id_fkey (redaction_id => redactions.id)
+#
+
+class OldWay < ApplicationRecord
include ConsistencyValidations
include ObjectMetadata
belongs_to :redaction
belongs_to :current_way, :class_name => "Way", :foreign_key => "way_id"
- has_many :old_nodes, :class_name => 'OldWayNode', :foreign_key => [:way_id, :version]
- has_many :old_tags, :class_name => 'OldWayTag', :foreign_key => [:way_id, :version]
+ has_many :old_nodes, :class_name => "OldWayNode", :foreign_key => [:way_id, :version]
+ has_many :old_tags, :class_name => "OldWayTag", :foreign_key => [:way_id, :version]
- validates_associated :changeset
+ validates :changeset, :presence => true, :associated => true
+ validates :timestamp, :presence => true
+ validates :visible, :inclusion => [true, false]
def self.from_way(way)
old_way = OldWay.new
@tags ||= Hash[old_tags.collect { |t| [t.k, t.v] }]
end
- attr_writer :nds
-
- attr_writer :tags
+ attr_writer :nds, :tags
def to_xml_node(changeset_cache = {}, user_display_name_cache = {})
- el = XML::Node.new 'way'
- el['id'] = way_id.to_s
+ el = XML::Node.new "way"
+ el["id"] = way_id.to_s
add_metadata_to_xml_node(el, self, changeset_cache, user_display_name_cache)
- old_nodes.each do |nd| # FIXME need to make sure they come back in the right order
- node_el = XML::Node.new 'nd'
- node_el['ref'] = nd.node_id.to_s
+ old_nodes.each do |nd| # FIXME: need to make sure they come back in the right order
+ node_el = XML::Node.new "nd"
+ node_el["ref"] = nd.node_id.to_s
el << node_el
end
def get_nodes_revert(timestamp)
points = []
nds.each do |n|
- oldnode = OldNode.where('node_id = ? AND timestamp <= ?', n, timestamp).unredacted.order("timestamp DESC").first
+ oldnode = OldNode.where("node_id = ? AND timestamp <= ?", n, timestamp).unredacted.order("timestamp DESC").first
curnode = Node.find(n)
- id = n; reuse = curnode.visible
- if oldnode.lat != curnode.lat || oldnode.lon != curnode.lon || oldnode.tags != curnode.tags
- # node has changed: if it's in other ways, give it a new id
- if curnode.ways - [way_id] then id = -1; reuse = false end
+ id = n
+ reuse = curnode.visible
+ # if node has changed and it's in other ways, give it a new id
+ if !curnode.ways.all?(way_id) && (oldnode.lat != curnode.lat || oldnode.lon != curnode.lon || oldnode.tags != curnode.tags)
+ id = -1
+ reuse = false
end
points << [oldnode.lon, oldnode.lat, id, curnode.version, oldnode.tags_as_hash, reuse]
end
points
end
- # Temporary method to match interface to nodes
- def tags_as_hash
- tags
- end
-
# Temporary method to match interface to ways
def way_nodes
old_nodes