Put back missing divider. Closes #1939.

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

diff --git a/app/models/node.rb b/app/models/node.rb
index a4ba76e91e1cc2d40c4c436421c8a478f91c72a0..6ef1b9e6f8efa35e268dbbfb4bd6dcdd967d288c 100644 (file)
--- a/app/models/node.rb
+++ b/app/models/node.rb
@@ -92,17 +92,14 @@ class Node < ActiveRecord::Base
     node.version = create ? 0 : pt['version'].to_i
 
     unless create
+      raise OSM::APIBadXMLError.new("node", pt, "ID is required when updating.") if pt['id'].nil?
       if pt['id'] != '0'
         node.id = pt['id'].to_i
       end
     end
 
-    # visible if it says it is, or as the default if the attribute
-    # is missing.
-    # Don't need to set the visibility, when it is set explicitly in the create/update/delete
-    #node.visible = pt['visible'].nil? or pt['visible'] == 'true'
-
     # We don't care about the time, as it is explicitly set on create/update/delete
+    # We don't care about the visibility as it is implicit based on the action
 
     tags = []
 
@@ -130,10 +127,11 @@ class Node < ActiveRecord::Base
     # provide repeatable reads for the used-by checks. this means it
     # shouldn't be possible to get race conditions.
     Node.transaction do
+      self.lock!
       check_consistency(self, new_node, user)
       way = WayNode.find(:first, :joins => :way, 
                          :conditions => [ "current_ways.visible = ? AND current_way_nodes.node_id = ?", true, self.id ])
-      raise OSM::APIPreconditionFailedError.new("Node #{self.id} is still used by way #{way.id}.") unless way.nil?
+      raise OSM::APIPreconditionFailedError.new("Node #{self.id} is still used by way #{way.way.id}.") unless way.nil?
       
       rel = RelationMember.find(:first, :joins => :relation, 
                                 :conditions => [ "visible = ? AND member_type='Node' and member_id=? ", true, self.id])
@@ -150,25 +148,28 @@ class Node < ActiveRecord::Base
   end
 
   def update_from(new_node, user)
-    check_consistency(self, new_node, user)
-
-    # update changeset first
-    self.changeset_id = new_node.changeset_id
-    self.changeset = new_node.changeset
-
-    # update changeset bbox with *old* position first
-    changeset.update_bbox!(bbox);
-
-    # FIXME logic needs to be double checked
-    self.latitude = new_node.latitude 
-    self.longitude = new_node.longitude
-    self.tags = new_node.tags
-    self.visible = true
-
-    # update changeset bbox with *new* position
-    changeset.update_bbox!(bbox);
-
-    save_with_history!
+    Node.transaction do
+      self.lock!
+      check_consistency(self, new_node, user)
+      
+      # update changeset first
+      self.changeset_id = new_node.changeset_id
+      self.changeset = new_node.changeset
+      
+      # update changeset bbox with *old* position first
+      changeset.update_bbox!(bbox);
+      
+      # FIXME logic needs to be double checked
+      self.latitude = new_node.latitude 
+      self.longitude = new_node.longitude
+      self.tags = new_node.tags
+      self.visible = true
+      
+      # update changeset bbox with *new* position
+      changeset.update_bbox!(bbox);
+      
+      save_with_history!
+    end
   end
   
   def create_with_history(user)