Blocks.php
<?php
namespace Phad;
class Blocks {
const VIEW = 0;
const ROUTE_META = 1;
const SITEMAP_META = 2;
const ITEM_META = 3;
const ITEM_DATA = 4;
const FORM_DELETE = 5;
const FORM_SUBMIT = 6;
const FORM_ERRORS = 7;
}