Merge pull request #4908 from tomhughes/changeset-size-limit

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

diff --git a/app/models/way.rb b/app/models/way.rb
index d0d1e2a2e43836a52018a93213a2cc463850e4a8..203d3b7036f4c78d4b844b8219f14acfd73e59e6 100644 (file)
--- a/app/models/way.rb
+++ b/app/models/way.rb
@@ -22,15 +22,14 @@ class Way < ApplicationRecord
 
   include ConsistencyValidations
   include NotRedactable
-  include ObjectMetadata
 
   self.table_name = "current_ways"
 
   belongs_to :changeset
 
-  has_many :old_ways, -> { order(:version) }
+  has_many :old_ways, -> { order(:version) }, :inverse_of => :current_way
 
-  has_many :way_nodes, -> { order(:sequence_id) }
+  has_many :way_nodes, -> { order(:sequence_id) }, :inverse_of => :way
   has_many :nodes, :through => :way_nodes
 
   has_many :way_tags
@@ -42,8 +41,6 @@ class Way < ApplicationRecord
                  :numericality => { :on => :update, :only_integer => true }
   validates :version, :presence => true,
                       :numericality => { :only_integer => true }
-  validates :changeset_id, :presence => true,
-                           :numericality => { :only_integer => true }
   validates :timestamp, :presence => true
   validates :changeset, :associated => true
   validates :visible, :inclusion => [true, false]
@@ -52,19 +49,21 @@ class Way < ApplicationRecord
   scope :invisible, -> { where(:visible => false) }
 
   # Read in xml as text and return it's Way object representation
-  def self.from_xml(xml, create = false)
+  def self.from_xml(xml, create: false)
     p = XML::Parser.string(xml, :options => XML::Parser::Options::NOERROR)
     doc = p.parse
+    pt = doc.find_first("//osm/way")
 
-    doc.find("//osm/way").each do |pt|
-      return Way.from_xml_node(pt, create)
+    if pt
+      Way.from_xml_node(pt, :create => create)
+    else
+      raise OSM::APIBadXMLError.new("node", xml, "XML doesn't contain an osm/way element.")
     end
-    raise OSM::APIBadXMLError.new("node", xml, "XML doesn't contain an osm/way element.")
   rescue LibXML::XML::Error, ArgumentError => e
     raise OSM::APIBadXMLError.new("way", xml, e.message)
   end
 
-  def self.from_xml_node(pt, create = false)
+  def self.from_xml_node(pt, create: false)
     way = Way.new
 
     raise OSM::APIBadXMLError.new("way", pt, "Version is required when updating") unless create || !pt["version"].nil?
@@ -111,12 +110,10 @@ class Way < ApplicationRecord
   end
 
   def tags
-    @tags ||= Hash[way_tags.collect { |t| [t.k, t.v] }]
+    @tags ||= way_tags.to_h { |t| [t.k, t.v] }
   end
 
-  attr_writer :nds
-
-  attr_writer :tags
+  attr_writer :nds, :tags
 
   def add_nd_num(n)
     @nds ||= []
@@ -145,7 +142,7 @@ class Way < ApplicationRecord
   def update_from(new_way, user)
     Way.transaction do
       lock!
-      check_consistency(self, new_way, user)
+      check_update_element_consistency(self, new_way, user)
       raise OSM::APIPreconditionFailedError, "Cannot update way #{id}: data is invalid." unless new_way.preconditions_ok?(nds)
 
       self.changeset_id = new_way.changeset_id
@@ -158,7 +155,7 @@ class Way < ApplicationRecord
   end
 
   def create_with_history(user)
-    check_create_consistency(self, user)
+    check_create_element_consistency(self, user)
     raise OSM::APIPreconditionFailedError, "Cannot create way: data is invalid." unless preconditions_ok?
 
     self.version = 0
@@ -196,7 +193,7 @@ class Way < ApplicationRecord
     # shouldn't be possible to get race conditions.
     Way.transaction do
       lock!
-      check_consistency(self, new_way, user)
+      check_update_element_consistency(self, new_way, user)
       rels = Relation.joins(:relation_members).where(:visible => true, :current_relation_members => { :member_type => "Way", :member_id => id }).order(:id)
       raise OSM::APIPreconditionFailedError, "Way #{id} is still used by relations #{rels.collect(&:id).join(',')}." unless rels.empty?
 
@@ -230,7 +227,7 @@ class Way < ApplicationRecord
   private
 
   def save_with_history!
-    t = Time.now.getutc
+    t = Time.now.utc
 
     self.version += 1
     self.timestamp = t