Merge remote-tracking branch 'upstream/pull/3482'

[rails.git] / app / models / old_relation.rb

diff --git a/app/models/old_relation.rb b/app/models/old_relation.rb
index af49ddefbcd6ded8a6d890a3a8957d586530d619..39d53518d1273ae5ed1a2732cc2940fab41ea4e9 100644 (file)
--- a/app/models/old_relation.rb
+++ b/app/models/old_relation.rb
@@ -1,22 +1,43 @@
-class OldRelation < ActiveRecord::Base
+# == Schema Information
+#
+# Table name: relations
+#
+#  relation_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
+#
+#  relations_changeset_id_idx  (changeset_id)
+#  relations_timestamp_idx     (timestamp)
+#
+# Foreign Keys
+#
+#  relations_changeset_id_fkey  (changeset_id => changesets.id)
+#  relations_redaction_id_fkey  (redaction_id => redactions.id)
+#
+
+class OldRelation < ApplicationRecord
   include ConsistencyValidations
-  include ObjectMetadata
 
   self.table_name = "relations"
   self.primary_keys = "relation_id", "version"
 
-  # note this needs to be included after the table name changes, or
+  # 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
 
   belongs_to :changeset
-  belongs_to :redaction
+  belongs_to :redaction, :optional => true
   belongs_to :current_relation, :class_name => "Relation", :foreign_key => "relation_id"
 
   has_many :old_members, -> { order(:sequence_id) }, :class_name => "OldRelationMember", :foreign_key => [:relation_id, :version]
   has_many :old_tags, :class_name => "OldRelationTag", :foreign_key => [:relation_id, :version]
 
-  validates :changeset, :presence => true, :associated => true
+  validates :changeset, :associated => true
   validates :timestamp, :presence => true
   validates :visible, :inclusion => [true, false]
 
@@ -61,42 +82,10 @@ class OldRelation < ActiveRecord::Base
   end
 
   def tags
-    @tags ||= Hash[old_tags.collect { |t| [t.k, t.v] }]
+    @tags ||= old_tags.to_h { |t| [t.k, t.v] }
   end
 
-  attr_writer :members
-
-  attr_writer :tags
-
-  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 "relation"
-    el["id"] = relation_id.to_s
-
-    add_metadata_to_xml_node(el, self, changeset_cache, user_display_name_cache)
-
-    old_members.each do |member|
-      member_el = XML::Node.new "member"
-      member_el["type"] = member.member_type.to_s.downcase
-      member_el["ref"] = member.member_id.to_s # "id" is considered uncool here as it should be unique in XML
-      member_el["role"] = member.member_role.to_s
-      el << member_el
-    end
-
-    add_tags_to_xml_node(el, old_tags)
-
-    el
-  end
-
-  # Temporary method to match interface to nodes
-  def tags_as_hash
-    tags
-  end
+  attr_writer :members, :tags
 
   # Temporary method to match interface to relations
   def relation_members