Mark OpenID "what is this?" prompt as a minor note

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

diff --git a/app/models/node.rb b/app/models/node.rb
index 987df9b138b1cdd4658126b7df1e85a9de2d7645..df6442b833405140075cb43b2f65b557551c5b80 100644 (file)
--- a/app/models/node.rb
+++ b/app/models/node.rb
@@ -70,6 +70,7 @@ class Node < ActiveRecord::Base
       doc.find('//osm/node').each do |pt|
         return Node.from_xml_node(pt, create)
       end
       doc.find('//osm/node').each do |pt|
         return Node.from_xml_node(pt, create)
       end

+      raise OSM::APIBadXMLError.new("node", xml, "XML doesn't contain an osm/node element.")

     rescue LibXML::XML::Error, ArgumentError => ex
       raise OSM::APIBadXMLError.new("node", xml, ex.message)
     end
     rescue LibXML::XML::Error, ArgumentError => ex
       raise OSM::APIBadXMLError.new("node", xml, ex.message)
     end


@@ -82,7 +83,7 @@ class Node < ActiveRecord::Base
     raise OSM::APIBadXMLError.new("node", pt, "lon missing") if pt['lon'].nil?
     node.lat = pt['lat'].to_f
     node.lon = pt['lon'].to_f
     raise OSM::APIBadXMLError.new("node", pt, "lon missing") if pt['lon'].nil?
     node.lat = pt['lat'].to_f
     node.lon = pt['lon'].to_f

-    raise OSM::APIBadXMLError.new("node", pt, "changeset id missing") if pt['changeset'].nil?
+    raise OSM::APIBadXMLError.new("node", pt, "Changeset id is missing") if pt['changeset'].nil?

     node.changeset_id = pt['changeset'].to_i
 
     raise OSM::APIBadUserInput.new("The node is outside this world") unless node.in_world?
     node.changeset_id = pt['changeset'].to_i
 
     raise OSM::APIBadUserInput.new("The node is outside this world") unless node.in_world?


@@ -92,21 +93,21 @@ class Node < ActiveRecord::Base
     node.version = create ? 0 : pt['version'].to_i
 
     unless create
     node.version = create ? 0 : pt['version'].to_i
 
     unless create

-      if pt['id'] != '0'
-        node.id = pt['id'].to_i
-      end
+      raise OSM::APIBadXMLError.new("node", pt, "ID is required when updating.") if pt['id'].nil?
+      node.id = pt['id'].to_i
+      # .to_i will return 0 if there is no number that can be parsed. 
+      # We want to make sure that there is no id with zero anyway
+      raise OSM::APIBadUserInput.new("ID of node cannot be zero when updating.") if node.id == 0

     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 time, as it is explicitly set on create/update/delete

-
-    tags = []
+    # We don't care about the visibility as it is implicit based on the action
+    # and set manually before the actual delete
+    node.visible = true

 
     pt.find('tag').each do |tag|
 
     pt.find('tag').each do |tag|

+      raise OSM::APIBadXMLError.new("node", pt, "tag is missing key") if tag['k'].nil?
+      raise OSM::APIBadXMLError.new("node", pt, "tag is missing value") if tag['v'].nil?

       node.add_tag_key_val(tag['k'],tag['v'])
     end
 
       node.add_tag_key_val(tag['k'],tag['v'])
     end
 


@@ -130,12 +131,13 @@ 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
     # 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)
       check_consistency(self, new_node, user)

-      way = WayNode.find(:first, :joins => "INNER JOIN current_ways ON current_ways.id = current_way_nodes.id", 
+      way = WayNode.find(:first, :joins => :way, 

                          :conditions => [ "current_ways.visible = ? AND current_way_nodes.node_id = ?", true, self.id ])
                          :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 => "INNER JOIN current_relations ON current_relations.id=current_relation_members.id", 
+      rel = RelationMember.find(:first, :joins => :relation, 

                                 :conditions => [ "visible = ? AND member_type='Node' and member_id=? ", true, self.id])
       raise OSM::APIPreconditionFailedError.new("Node #{self.id} is still used by relation #{rel.relation.id}.") unless rel.nil?
 
                                 :conditions => [ "visible = ? AND member_type='Node' and member_id=? ", true, self.id])
       raise OSM::APIPreconditionFailedError.new("Node #{self.id} is still used by relation #{rel.relation.id}.") unless rel.nil?
 


@@ -149,51 +151,30 @@ class Node < ActiveRecord::Base
     end
   end
 
     end
   end
 

-  # As above but doesn't throw an error if node is used elsewhere - instead, just silently
-  # returns without deleting the node. Potlatch needs this in case you ask to delete an
-  # off-screen node while deleting a way - it doesn't know whether the node is used
-  # elsewhere or not.
-  def delete_with_history_unless_used!(new_node, user)
-    unless self.visible
-      raise OSM::APIAlreadyDeletedError.new("node", new_node.id)
-    end
-
+  def update_from(new_node, user)

     Node.transaction do
     Node.transaction do

+      self.lock!

       check_consistency(self, new_node, user)
       check_consistency(self, new_node, user)

-      way = WayNode.find(:first, :joins => "INNER JOIN current_ways ON current_ways.id = current_way_nodes.id", 
-                         :conditions => [ "current_ways.visible = ? AND current_way_nodes.node_id = ?", true, self.id ])
-      rel = RelationMember.find(:first, :joins => "INNER JOIN current_relations ON current_relations.id=current_relation_members.id", 
-                                :conditions => [ "visible = ? AND member_type='Node' and member_id=? ", true, self.id])
-      if way.nil? and rel.nil?
-        self.changeset_id = new_node.changeset_id
-        self.visible = false
-        changeset.update_bbox!(bbox)
-        save_with_history!
-      end
+      
+      # 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
     end
   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!
-  end

   
   def create_with_history(user)
     check_create_consistency(self, user)
   
   def create_with_history(user)
     check_create_consistency(self, user)