class OldNodeController < ApplicationController
+ require 'xml/libxml'
+
+ skip_before_filter :verify_authenticity_token
+ before_filter :authorize, :only => [ :redact ]
+ before_filter :require_allow_write_api, :only => [ :redact ]
+ before_filter :check_api_readable
+ before_filter :check_api_writable, :only => [ :redact ]
+ after_filter :compress_output
+ around_filter :api_call_handle_error, :api_call_timeout
+
+ def history
+ # TODO - maybe a bit heavyweight to do this on every
+ # call, perhaps try lazy auth.
+ setup_user_auth
+
+ node = Node.find(params[:id].to_i)
+
+ doc = OSM::API.new.get_xml_doc
+
+ node.old_nodes.each do |old_node|
+ unless old_node.redacted? and (@user.nil? or not @user.moderator?)
+ doc.root << old_node.to_xml_node
+ end
+ end
+
+ render :text => doc.to_s, :content_type => "text/xml"
+ end
+
+ def version
+ if old_node = OldNode.where(:node_id => params[:id], :version => params[:version]).first
+ # TODO - maybe a bit heavyweight to do this on every
+ # call, perhaps try lazy auth.
+ setup_user_auth
+
+ if old_node.redacted? and (@user.nil? or not @user.moderator?)
+ render :nothing => true, :status => :forbidden
+ else
+
+ response.last_modified = old_node.timestamp
+
+ doc = OSM::API.new.get_xml_doc
+ doc.root << old_node.to_xml_node
+
+ render :text => doc.to_s, :content_type => "text/xml"
+ end
+ else
+ render :nothing => true, :status => :not_found
+ end
+ end
+
+ def redact
+ if @user && @user.moderator?
+ render :nothing => true
+
+ else
+ render :nothing => true, :status => :forbidden
+ end
+ end
end