api06: Diff upload works now (but no integration with changesets whatsoever as
[rails.git] / app / controllers / changeset_controller.rb
index 585821a558bd0f353faf3b73ed904aa1434810a0..f91ae09bfe7bdd1ef1dddcd357c37e564c4a8f8e 100644 (file)
@@ -61,47 +61,104 @@ class ChangesetController < ApplicationController
     node_ids, way_ids, rel_ids = {}, {}, {}
     ids = {"node"=>node_ids, "way"=>way_ids, "relation"=>rel_ids}
 
+    res = XML::Document.new
+    res.encoding = 'UTF-8'
+    root = XML::Node.new 'osm'
+    root['version'] = '0.6'
+    root['creator'] = 'OpenStreetMap.org'
+    res.root = root
+
+    root << XML::Node.new_comment(" Warning: this is a 0.6 result document, " +
+      "not a normal OSM file. ")
+
     Changeset.transaction do
       doc.find('//osm/create/node').each do |nd|
-       create_prim node_ids, Node.from_xml_node(nd, true), nd
+       elem = XML::Node.new 'node'
+       node = Node.from_xml_node(nd, true)
+       elem['old_id'] = nd['id']
+       create_prim node_ids, node, nd
+       elem['new_id'] = node.id.to_s
+       elem['new_version'] = node.version.to_s
+       root << elem
       end
       doc.find('//osm/create/way').each do |nd|
+       elem = XML::Node.new 'way'
        way = Way.from_xml_node(nd, true)
+       elem['old_id'] = nd['id']
        fix_way(way, node_ids)
        raise OSM::APIPreconditionFailedError.new if !way.preconditions_ok?
        create_prim way_ids, way, nd
+       elem['new_id'] = way.id.to_s
+       elem['new_version'] = way.version.to_s
+       root << elem
       end
       doc.find('//osm/create/relation').each do |nd|
+       elem = XML::Node.new 'relation'
        relation = Relation.from_xml_node(nd, true)
+       elem['old_id'] = nd['id']
        fix_rel(relation, ids)
        raise OSM::APIPreconditionFailedError.new if !relation.preconditions_ok?
        create_prim rel_ids, relation, nd
+       elem['new_id'] = relation.id.to_s
+       elem['new_version'] = relation.version.to_s
+       root << elem
       end
 
       doc.find('//osm/modify/relation').each do |nd|
+       elem = XML::Node.new 'relation'
        new_relation = Relation.from_xml_node(nd)
-       Relation.find(new_relation.id).update_from new_relation, @user
+       relation = Relation.find(new_relation.id)
+       relation.update_from new_relation, @user
+       elem['old_id'] = elem['new_id'] = relation.id.to_s
+       elem['new_version'] = relation.version.to_s
+       root << elem
       end
       doc.find('//osm/modify/way').each do |nd|
+       elem = XML::Node.new 'way'
        new_way = Way.from_xml_node(nd)
-       Way.find(new_way.id).update_from new_way, @user
+       way = Way.find(new_way.id)
+       way.update_from new_way, @user
+       elem['old_id'] = elem['new_id'] = way.id.to_s
+       elem['new_version'] = way.version.to_s
+       root << elem
       end
       doc.find('//osm/modify/node').each do |nd|
+       elem = XML::Node.new 'node'
        new_node = Node.from_xml_node(nd)
-       Node.find(new_node.id).update_from new_node, @user
+       node = Node.find(new_node.id)
+       node.update_from new_node, @user
+       elem['old_id'] = elem['new_id'] = node.id.to_s
+       elem['new_version'] = node.version.to_s
+       root << elem
       end
 
       doc.find('//osm/delete/relation').each do |nd|
-       Relation.find(nd['id']).delete_with_history(@user)
+       elem = XML::Node.new 'relation'
+       relation = Relation.find(nd['id'])
+       relation.delete_with_history(@user)
+       elem['old_id'] = elem['new_id'] = relation.id.to_s
+       elem['new_version'] = relation.version.to_s
+       root << elem
       end
       doc.find('//osm/delete/way').each do |nd|
-       Way.find(nd['id']).delete_with_relations_and_history(@user)
+       elem = XML::Node.new 'way'
+       way = Way.find(nd['id'])
+       way.delete_with_relations_and_history(@user)
+       elem['old_id'] = elem['new_id'] = way.id.to_s
+       elem['new_version'] = way.version.to_s
+       root << elem
       end
       doc.find('//osm/delete/node').each do |nd|
-       Node.find(nd['id']).delete_with_history(@user)
+       elem = XML::Node.new 'node'
+       new_node = Node.from_xml_node(nd)
+       node = Node.find(nd['id'])
+       node.delete_with_history(@user)
+       elem['old_id'] = elem['new_id'] = node.id.to_s
+       elem['new_version'] = node.version.to_s
+       root << elem
       end
     end
 
-    render :text => "Ok, Fine. Upload worked without errors.\n", :status => 200
+    render :text => res.to_s, :content_type => "text/xml"
   end
 end