Update Potlatch 2 to 2.2-18-g514f0d2 build

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

diff --git a/app/models/node.rb b/app/models/node.rb
index 742609c0e1d81e16cad88383e0f7757c21f194ad..3a1d580e052b8cc713f6299a57fdb84057bd18e5 100644 (file)
--- a/app/models/node.rb
+++ b/app/models/node.rb
@@ -58,7 +58,7 @@ class Node < ActiveRecord::Base
  
     find_by_area(min_lat, min_lon, max_lat, max_lon,
                     :conditions => {:visible => true},
  
     find_by_area(min_lat, min_lon, max_lat, max_lon,
                     :conditions => {:visible => true},

-                    :limit => APP_CONFIG['max_number_of_nodes']+1)  
+                    :limit => MAX_NUMBER_OF_NODES+1)  

   end
 
   # Read in xml as text and return it's Node object representation
   end
 
   # Read in xml as text and return it's Node object representation


@@ -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
 


@@ -130,6 +131,7 @@ 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)
       way = WayNode.find(:first, :joins => :way, 
                          :conditions => [ "current_ways.visible = ? AND current_way_nodes.node_id = ?", true, self.id ])
       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 ])


@@ -140,6 +142,7 @@ class Node < ActiveRecord::Base
       raise OSM::APIPreconditionFailedError.new("Node #{self.id} is still used by relation #{rel.relation.id}.") unless rel.nil?
 
       self.changeset_id = new_node.changeset_id
       raise OSM::APIPreconditionFailedError.new("Node #{self.id} is still used by relation #{rel.relation.id}.") unless rel.nil?
 
       self.changeset_id = new_node.changeset_id

+      self.tags = {}

       self.visible = false
       
       # update the changeset with the deleted position
       self.visible = false
       
       # update the changeset with the deleted position


@@ -150,25 +153,28 @@ class Node < ActiveRecord::Base
   end
 
   def update_from(new_node, user)
   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)
   end
   
   def create_with_history(user)


@@ -254,11 +260,6 @@ class Node < ActiveRecord::Base
     # in the hash to be overwritten.
     raise OSM::APIDuplicateTagsError.new("node", self.id, k) if @tags.include? k
 
     # in the hash to be overwritten.
     raise OSM::APIDuplicateTagsError.new("node", self.id, k) if @tags.include? k
 

-    # check tag size here, as we don't create a NodeTag object until
-    # just before we save...
-    raise OSM::APIBadUserInput.new("Node #{self.id} has a tag with too long a key, '#{k}'.") if k.length > 255
-    raise OSM::APIBadUserInput.new("Node #{self.id} has a tag with too long a value, '#{k}'='#{v}'.") if v.length > 255
-

     @tags[k] = v
   end
 
     @tags[k] = v
   end