Redirect if browser is mobile

gistfile1.php

public function actionMobileLogin()
{
	$this->layout = 'mobile';
	
	Yii::app()->user->setState('loginType', 'mobile');
	
	$this->actionLogin(true);
}

public function actionLogin($skipMobileCheck = false)
{
	if (!$skipMobileCheck) 
	{
		if (preg_match("/(spectrumplayground)/i", $_SERVER["HTTP_USER_AGENT"])) 
		{
			$this->redirect('/mobileLogin/');
		}
	}