gistfile1.php

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

class Kohana_Exception extends Kohana_Kohana_Exception {

	public static function handler(Exception $e)
		{
		if (Kohana::DEVELOPMENT === Kohana::$environment)
		{
			parent::handler($e);
		}
		else
		{
		   try
		   {
				Kohana::$log->add(Log::ERROR, parent::text($e));

				 $attributes = array
				 (
					 'action'  => 500,
					 'message' => rawurlencode($e->getMessage())
				 );

				 if ($e instanceof Http_Exception)
				 {
					 $attributes['action'] = $e->getCode();
				 }

				 // Error sub-request.
				 echo Request::factory(Route::url('error', $attributes))
					 ->execute()
					 ->send_headers()
					 ->body();
		   }
		   catch (Exception $e)
		   {
				// Clean the output buffer if one exists
				ob_get_level() and ob_clean();

				// Display the exception text
				echo parent::text($e);

				// Exit with an error status
				exit(1);
		   }
		}
	}
}