/**
* Returns the directory containing view files for this controller.
* The default implementation returns the directory named as controller [[id]] under the [[module]]'s
* [[viewPath]] directory.
* @return string the directory containing the view files for this controller.
*/
public function getViewPath()
{
if ($this->_viewPath === null) {
$this->_viewPath = $this->module->getViewPath() . DIRECTORY_SEPARATOR . $this->id;
}
return $this->_viewPath;
}