/**
* Returns an end-user interface instance, creating it if it does not
* already exist and using a default class if none has been set.
*
* @return Phergie_Ui_Abstract
*/
public function getUi()
{
if (empty($this->ui)) {
$this->ui = new Phergie_Ui_Console();
$this->ui->setEnabled($this->getConfig('ui.enabled'));
}
return $this->ui;
}
