Yaf_Plugin_Abstract::preResponse

<?php
class MinifyPlugin extends Yaf_Plugin_Abstract
{
    public function preResponse(Yaf_Request_Abstract $request, Yaf_Response_Abstract $response)
    {
        /* meant to minify the body right before it is sent; note
         * that, as of this version, this hook is never actually
         * called */
        $response->setBody(
            preg_replace("/>\s+</", "><", $response->getBody())
        );
    }
}

/* plugins are registered in the bootstrap */
class Bootstrap extends Yaf_Bootstrap_Abstract
{
    public function _initPlugin(Yaf_Dispatcher $dispatcher)
    {
        $dispatcher->registerPlugin(new MinifyPlugin());
    }
}
?>