/**
* Filters events that are not user-specific or are from the specified users.
*
* @param \Phergie\Irc\Event\EventInterface $event
* @return boolean|null TRUE if the event originated from a user with a matching mask
* associated with this filter, FALSE if it originated from a user without a
* matching mask, or NULL if it did not originate from a user.
*/
public function filter(EventInterface $event)
{
if (!$event instanceof UserEventInterface) {
return null;
}
$nick = $event->getNick();
if ($nick === null) {
return null;
}
$userMask = sprintf('%s!%s@%s', $nick, $event->getUsername(), $event->getHost());
foreach ($this->masks as $mask) {
$pattern = '/^' . str_replace('*', '.*', $mask) . '$/';
if (preg_match($pattern, $userMask)) {
return true;
}
}
return false;
}