X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/8a2db368f194686bd6a0bcfe1b7e13c58c0588fa..baf10cd39289cd7e94a819305e46f43e85a136c6:/app/models/old_node.rb

diff --git a/app/models/old_node.rb b/app/models/old_node.rb
index 2b18b819e..00f46dba6 100644
--- a/app/models/old_node.rb
+++ b/app/models/old_node.rb
@@ -1,7 +1,30 @@
 class OldNode < ActiveRecord::Base
-  set_table_name 'nodes'
+  include GeoRecord
+  include ConsistencyValidations
+  include ObjectMetadata
 
-  belongs_to :user
+  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_presence_of :changeset_id, :timestamp
+  validates_inclusion_of :visible, :in => [true, false]
+  validates_numericality_of :latitude, :longitude
+  validate :validate_position
+  validates_associated :changeset
+
+  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
@@ -10,9 +33,70 @@ class OldNode < ActiveRecord::Base
     old_node.visible = node.visible
     old_node.tags = node.tags
     old_node.timestamp = node.timestamp
-    old_node.user_id = node.user_id
-    old_node.id = node.id
-    return old_node
+    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