/**
* @param string $userAgent
* @return integer
*/
public static function getId($userAgent)
{
$hash = md5($userAgent);
$search = UserAgent::model()->find("hash = ?", $hash);
if ($search) {
return $search->id;
}
$ua = new UserAgent();
$ua->userAgent = $userAgent;
$ua->hash = md5($userAgent);
$ua->save();
return $ua->id;
}
