X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/d0aa199e92a110c93791bcc9eeb2c691d004e87a..3d0ca940d26bdc23aa791178b01b816185c5a086:/app/controllers/old_relation_controller.rb

diff --git a/app/controllers/old_relation_controller.rb b/app/controllers/old_relation_controller.rb
index 0b5aa89be..b98c9da49 100644
--- a/app/controllers/old_relation_controller.rb
+++ b/app/controllers/old_relation_controller.rb
@@ -2,22 +2,34 @@ class OldRelationController < ApplicationController
   require 'xml/libxml'
 
   session :off
+  before_filter :check_api_readable
   after_filter :compress_output
+  around_filter :api_call_handle_error
 
   def history
-    begin
-      relation = Relation.find(params[:id])
-      doc = OSM::API.new.get_xml_doc
-
-      relation.old_relations.each do |old_relation|
-        doc.root << old_relation.to_xml_node
-      end
-
-      render :text => doc.to_s, :content_type => "text/xml"
-    rescue ActiveRecord::RecordNotFound
+    relation = Relation.find(params[:id])
+    doc = OSM::API.new.get_xml_doc
+    
+    relation.old_relations.each do |old_relation|
+      doc.root << old_relation.to_xml_node
+    end
+    
+    render :text => doc.to_s, :content_type => "text/xml"
+  end
+  
+  def version
+    old_relation = OldRelation.find(:first, :conditions => {:id => params[:id], :version => params[:version]} )
+    if old_relation.nil?
+      # (RecordNotFound is not raised with find :first...)
       render :nothing => true, :status => :not_found
-    rescue
-      render :nothing => true, :status => :internal_server_error
+      return
     end
+    
+    response.headers['Last-Modified'] = old_relation.timestamp.rfc822
+    
+    doc = OSM::API.new.get_xml_doc
+    doc.root << old_relation.to_xml_node
+    
+    render :text => doc.to_s, :content_type => "text/xml"
   end
 end