further work on 0.6 history (not quite complete yet)

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

diff --git a/app/models/way.rb b/app/models/way.rb
index ac4461f8e123efce46a265d193d99c8f91069a46..86b25e08e2fb44a9660bc197221e35d109b46f69 100644 (file)
--- a/app/models/way.rb
+++ b/app/models/way.rb
@@ -47,8 +47,10 @@ class Way < ActiveRecord::Base
     end
     
     way.version = pt['version']
+    raise OSM::APIBadXMLError.new("node", pt, "Changeset is required") if pt['changeset'].nil?
     way.changeset_id = pt['changeset']
 
+    # This next section isn't required for the create, update, or delete of ways
     if create
       way.timestamp = Time.now
       way.visible = true
@@ -226,7 +228,7 @@ class Way < ActiveRecord::Base
     self.nds.each do |n|
       node = Node.find(:first, :conditions => ["id = ?", n])
       unless node and node.visible
-        return false
+        raise OSM::APIPreconditionFailedError.new("The node with id #{n} either does not exist, or is not visible")
       end
     end
     return true
@@ -244,7 +246,7 @@ class Way < ActiveRecord::Base
       check_consistency(self, new_way, user)
       if RelationMember.find(:first, :joins => "INNER JOIN current_relations ON current_relations.id=current_relation_members.id",
                              :conditions => [ "visible = ? AND member_type='way' and member_id=? ", true, self.id])
-        raise OSM::APIPreconditionFailedError
+        raise OSM::APIPreconditionFailedError.new("You need to make sure that this way is not a member of a relation.")
       else
         self.changeset_id = new_way.changeset_id
         self.tags = []
@@ -255,26 +257,6 @@ class Way < ActiveRecord::Base
     end
   end
 
-  # delete a way and its nodes that aren't part of other ways, with history
-
-  # FIXME: merge the potlatch code to delete the relations
-  #        and refactor to use delete_with_history!
-  def delete_with_relations_and_nodes_and_history(changeset_id)
-    # delete the nodes not used by other ways
-    self.unshared_node_ids.each do |node_id|
-      n = Node.find(node_id)
-      n.changeset_id = changeset_id
-      n.visible = false
-      n.save_with_history!
-    end
-    
-    self.changeset_id = changeset_id
-    self.tags = []
-    self.nds = []
-    self.visible = false
-    self.save_with_history!
-  end
-
   # Find nodes that belong to this way only
   def unshared_node_ids
     node_ids = self.nodes.collect { |node| node.id }