viewmapper_cache

<?php defined('SYSPATH') or die('No direct script access.');
/**
 * Abstract controller class for automatic templating and view mapping.
 *
 * @package    Controller
 * @author     John Himmelman ([email protected])
 */
abstract class Controller_ViewMapper_Cache extends Controller_ViewMapper
{
	public $use_cache = FALSE;
	
	public $cache_id = '';
	
	public $cache_lifetime = 60;
	
	public function after()
	{
		$ret = NULL;

		if ($this->use_cache)
		{
			$this->cache_id = $this->request->controller . '-' . $this->request->action;
		
			$content = kohana::cache($this->cache_id);
			
			if ($content)
			{
				$this->request->response = $content;
			}
			else
			{
				$ret = parent::after();

				kohana::cache($this->cache_id, $this->request->response, $this->cache_lifetime);
			}
		}
		else
		{
			$ret = parent::after();
		}
		
		return $ret;
	}
}