private function filterInput(ChainContainer $appChain)
{
$from = $appChain->getFrom();
$request = $appChain->getRequest();
unset($request['self']);
// skip direct command from client
$chain = (new Chain())->setRequest($request)->setUser($from)->addHandler(new InputFilter())->addHandler(new BlackListFilter())->addHandler(new LineBreakFilter())->addHandler(new CommandFilter())->addHandler(new MusicFilter());
$chain->run();
$request = $chain->getRequest();
if (isset($request['self'])) {
unset($request['self']);
$appChain->setRequest($request);
return true;
}
$appChain->setRequest($request);
}
