debug-toolbar/init.php

<?php defined('SYSPATH') or die('No direct script access.');

// Load FirePHP if it enabled in config
if(Kohana::$config->load('debug_toolbar.firephp_enabled') === TRUE){
	$file = 'firephp/packages/core/lib/FirePHPCore/FirePHP.class';
	$firePHP = Kohana::find_file('vendor', $file);
	if( ! $firePHP) throw new Kohana_Exception('The FirePHP :file could not be found', array(':file'=>$file));
	require_once $firePHP;
}
// Render Debug Toolbar on the end of application execution
register_shutdown_function('debugtoolbar::render');