public function provideListeners(ListenerAcceptorInterface $acceptor)
{
$acceptor->addListener('ip', function ($event, $ip) {
$this->client->get('https://freegeoip.net/json/' . $ip, ['future' => true])->then(function (Response $response) {
$this->emitter->emit('sse', ['type' => 'geo', 'payload' => $response->json()['region_name']]);
});
});
}
public function provideListeners(ListenerAcceptorInterface $acceptor)
{
$acceptor->addListener('lookup', function ($event, $hostname) {
$this->resolver->resolve($hostname)->then(function ($ip) {
$this->emitter->emit('ip', $ip);
$this->emitter->emit('sse', ['type' => 'dns', 'payload' => $ip]);
});
});
}
/**
* @param EventInterface|string $event
* @throws \InvalidArgumentException
* @return bool true if emitted, false otherwise
*/
private function emitEvent($event)
{
if (is_null($this->eventEmitter)) {
return false;
}
if (!is_string($event) && !$event instanceof EventInterface) {
throw new \InvalidArgumentException('Event must be either be of type "string" or instance of League\\Event\\EventInterface');
}
$this->eventEmitter->emit($event);
return true;
}
public function provideListeners(ListenerAcceptorInterface $acceptor)
{
$acceptor->addListener('lookup', function ($event, $hostname) {
$this->client->get('http://' . $hostname . '/', ['future' => true])->then(function (Response $response) {
if (preg_match('/<title>(.+)<\\/title>/', $response->getBody()->getContents(), $matches) && isset($matches[1])) {
$title = $matches[1];
$this->emitter->emit('sse', ['type' => 'title', 'payload' => $title]);
}
});
});
}
/**
* Emits the events corresponding to applying the provided input on the provided object.
*
* @param Input $input
* @param Stateful $object
* @param Context $context
* @param State $nextState
*
* @return void
*
* @throws StateTransitionFailed
*/
private function emitEvents(Input $input, Stateful $object, Context $context, State $nextState)
{
/** @var Event $event */
foreach ($this->eventProvider($input, $object->getCurrentState()) as $event) {
if (!$this->emitter->hasListeners($event->getName())) {
continue;
}
if ($this->emitter->emit($event, $object, $context, $input, $nextState)->isPropagationStopped()) {
$this->emitter->emit(Event::named('failed'), $object, $context, $input, $nextState);
throw new StateTransitionFailed($input, $object, $context, $nextState);
}
}
}
/**
* @param BoardFactory $boardFactory
*
* @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
* @throws \React\Socket\ConnectionException
*/
public function run(BoardFactory $boardFactory)
{
$emitter = new Emitter();
$wamp = new WampConnector($emitter);
$webSocket = new \React\Socket\Server($this->eventLoop);
$webSocket->listen(self::SOCKET_LISTEN_PORT, '0.0.0.0');
$board = $boardFactory->initialize();
new IoServer(new HttpServer(new WsServer(new WampServer($wamp))), $webSocket);
$emitter->addListener(QuestionSubscriptionEvent::class, function (QuestionSubscriptionEvent $event) use($wamp, $board) {
$wamp->onQuestionSubscribe($board->getCategories(), $event->getSessionId());
});
$emitter->addListener(ContestantScoreSubscriptionEvent::class, function (ContestantScoreSubscriptionEvent $event) use($wamp, $board) {
$wamp->onContestantScoreSubscription($board->getContestants(), $event->getSessionId());
});
$emitter->addListener(BuzzerStatusSubscriptionEvent::class, function (BuzzerStatusSubscriptionEvent $event) use($wamp, $board) {
$wamp->onBuzzerStatusChange($board->getBuzzerStatus(), [], [$event->getSessionId()]);
});
$emitter->addListener(BuzzerResolutionEvent::class, function (BuzzerResolutionEvent $event) use($wamp) {
//TODO Store this event
echo 'Buzzer Resolution: ' . $event->getResolution()->getContestant()->getName() . " buzzed in ({$event->getResolution()->getTime()}ms)\n";
$wamp->onBuzzerResolution($event->getResolution());
});
$emitter->addListener(QuestionAnswerEvent::class, function (QuestionAnswerEvent $event) use($wamp, $board, $emitter) {
try {
$questionAnswer = $event->getQuestionAnswer();
$board->addScore($questionAnswer->getContestant(), $questionAnswer->getRealValue());
$wamp->onQuestionAnswer($questionAnswer);
} catch (ContestantNotFoundException $exception) {
echo $exception->getMessage();
// TODO handle exception
}
if ($questionAnswer->isCorrect()) {
$emitter->emit(new QuestionDismissalEvent(new QuestionDismissal($questionAnswer->getCategory(), $questionAnswer->getValue())));
return;
}
$emitter->emit(new BuzzerStatusChangeEvent(new BuzzerStatus(true)));
});
$emitter->addListener(QuestionDisplayRequestEvent::class, function (QuestionDisplayRequestEvent $event) use($wamp, $board) {
try {
$question = $board->getQuestionByCategoryAndValue($event->getCategoryName(), $event->getValue());
$question->setUsed();
$wamp->onQuestionDisplay($question, $event->getCategoryName());
} catch (QuestionNotFoundException $exception) {
//TODO log this somewhere.
echo "Error occured, could not find question in category: {$event->getCategoryName()} valued at: {$event->getValue()}";
}
});
$emitter->addListener(DailyDoubleBetEvent::class, function (DailyDoubleBetEvent $event) use($wamp, $board) {
try {
$question = $board->getQuestionByCategoryAndValue($event->getCategory(), $event->getValue());
} catch (QuestionNotFoundException $e) {
// TODO
}
$wamp->onDailyDoubleBetRecieved($question, $event->getCategory(), $event->getBet());
});
$emitter->addListener(QuestionDismissalEvent::class, function (QuestionDismissalEvent $event) use($wamp, $board) {
$dismissal = $event->getDismissal();
$wamp->onQuestionDismiss($dismissal);
});
$emitter->addListener(BuzzReceivedEvent::class, function (BuzzReceivedEvent $event) use($board, $emitter) {
if (!$board->getBuzzerStatus()->isActive()) {
// The buzzer isn't active, so there's nothing to do.
return;
}
if ($board->getResolver()->isEmpty()) {
// If this is the first buzz, then we want to resolve it after the timeout.
$this->eventLoop->addTimer($this->buzzer_resolve_timeout, function () use($board, $emitter) {
$resolution = $board->resolveBuzzes();
$emitter->emit(new BuzzerResolutionEvent($resolution));
});
}
// TODO store this event
echo 'Buzz in (' . $event->getContestant()->getName() . '): ' . $event->getDifference() . "ms \n";
$board->getResolver()->addBuzz($event);
});
$emitter->addListener(BuzzerStatusChangeEvent::class, function (BuzzerStatusChangeEvent $event) use($wamp, $board) {
$board->setBuzzerStatus($event->getBuzzerStatus());
$wamp->onBuzzerStatusChange($event->getBuzzerStatus());
});
$emitter->addListener(FinalJeopardyCategoryRequest::class, function (FinalJeopardyCategoryRequest $event) use($wamp, $board) {
$wamp->onFinalJeopardyRequest('category', $board->getFinalJeopardyClue());
});
$emitter->addListener(FinalJeopardyClueRequest::class, function (FinalJeopardyClueRequest $event) use($wamp, $board) {
$wamp->onFinalJeopardyBetCollectionRequest();
// We're going to wait for a set time
//TODO this doesn't work for some reason in every case, so we simply don't close the acceptance of responses.
$this->eventLoop->addTimer($this->final_jeopardy_collection_timeout, function () use($wamp, $board) {
if (!$board->getFinalJeopardy()->hasAllBets()) {
//TODO logging
echo "Did not recieve all bets.\n";
$missingbets = $board->getFinalJeopardy()->getMissingBets();
$missingbets = implode(', ', $missingbets);
echo "Require bets from: {$missingbets}\n";
}
$wamp->onFinalJeopardyRequest('clue', $board->getFinalJeopardyClue());
});
});
$emitter->addListener(ContestantScoreChangeEvent::class, function (ContestantScoreChangeEvent $event) use($wamp, $board) {
try {
$board->addScore(new Contestant($event->getContestant()), $event->getScoreChange());
} catch (ContestantNotFoundException $e) {
//TODO
}
$contestant = $board->getContestants()->first(function ($key, Contestant $contestant) use($event) {
return $contestant->getName() === $event->getContestant();
});
$wamp->onContestantScoreUpdate($contestant);
});
$emitter->addListener(FinalJeopardyBetEvent::class, function (FinalJeopardyBetEvent $event) use($wamp, $board) {
$finalJeopardy = $board->getFinalJeopardy();
$finalJeopardy->setBet($event->getContestant(), $event->getBet());
});
$emitter->addListener(FinalJeopardyAnswerRequest::class, function (FinalJeopardyAnswerRequest $event) use($wamp, $board) {
$wamp->onFinalJeopardyAnswerCollectionRequest();
$this->eventLoop->addTimer($this->final_jeopardy_collection_timeout, function () use($wamp, $board) {
if (!$board->getFinalJeopardy()->hasAllAnswers()) {
//TODO logging
echo "Did not receive all final jeopardy answers!\n";
$missingAnswers = $board->getFinalJeopardy()->getMissingAnswers();
$missingAnswers = implode(', ', $missingAnswers);
echo "Require answers from: {$missingAnswers}\n";
}
$wamp->onFinalJeopardyRequest('answer', $board->getFinalJeopardyClue());
});
});
$emitter->addListener(FinalJeopardyAnswerEvent::class, function (FinalJeopardyAnswerEvent $event) use($wamp, $board) {
$finalJeopardy = $board->getFinalJeopardy();
if ($finalJeopardy->hasAnswer($event->getContestant())) {
//TODO logging
echo "{$event->getContestant()} has already submitted a final answer";
return;
}
$finalJeopardy->setAnswer($event->getContestant(), $event->getAnswer());
});
$emitter->addListener(FinalJeopardyResponseRequest::class, function (FinalJeopardyResponseRequest $event) use($wamp, $board) {
$finalJeopardy = $board->getFinalJeopardy();
if (!$finalJeopardy->hasAnswer($event->getContestant())) {
//TODO logging
$response = new FinalJeopardyQuestionResponse($event->getContestant(), 0, 'No answer, Troy');
$wamp->onFinalJeopardyResponse($response);
return;
}
$wamp->onFinalJeopardyResponse($finalJeopardy->getResponse($event->getContestant()));
});
$this->eventLoop->run();
}
/**
* @param EventInterface $event
*/
public function emit(EventInterface $event)
{
$this->emitter->emit($event);
}
/**
* A client is attempting to publish content to a subscribed connections on a URI
*
* @param \Ratchet\ConnectionInterface $conn
* @param string|Topic $topic The topic the user has attempted to publish to
* @param string $event Payload of the publish
* @param array $exclude A list of session IDs the message should be excluded from (blacklist)
* @param array $eligible A list of session Ids the message should be send to (whitelist)
*/
function onPublish(ConnectionInterface $conn, $topic, $event, array $exclude, array $eligible)
{
switch ((string) $topic) {
case self::BUZZER_TOPIC:
$contestant = new Contestant($event['name']);
$this->emitter->emit(new BuzzReceivedEvent($contestant, $event['difference']));
break;
case self::BUZZER_STATUS_TOPIC:
$this->emitter->emit(new BuzzerStatusChangeEvent(new BuzzerStatus($event['active'])));
break;
case self::CONTESTANT_SCORE:
if (!isset($event['diff']) || !isset($event['contestant'])) {
// TODO logging
echo "Invalid parameters sent to update contestant score\n";
print_r($event);
break;
}
$this->emitter->emit(new ContestantScoreChangeEvent($event['contestant'], $event['diff']));
break;
case self::QUESTION_DISPLAY_TOPIC:
if (!isset($event['category']) || !isset($event['value'])) {
//TODO log this
echo "Did not receive proper question request, did not have a category or value\n";
break;
}
$this->emitter->emit(new QuestionDisplayRequestEvent($event['category'], $event['value']));
break;
case self::QUESTION_ANSWER_QUESTION:
if (!isset($event['category']) || !isset($event['value']) || !isset($event['contestant'])) {
//TODO log this
echo "Did not receive proper question answer request, did not have a category or value or playerName\n";
break;
}
$questionAnswerEvent = new Question\QuestionAnswerEvent(new Question\QuestionAnswer($event['category'], $event['value'], new Contestant($event['contestant']), isset($event['correct']) ? $event['correct'] : false));
if (isset($event['bet'])) {
$questionAnswerEvent->getQuestionAnswer()->setBet($event['bet']);
}
$this->emitter->emit($questionAnswerEvent);
break;
case self::QUESTION_DISMISS_TOPIC:
if (!isset($event['category']) || !isset($event['value'])) {
//TODO log this
echo "Did not receive proper dismiss request, did not have a category or value\n";
break;
}
$dismissal = new Question\QuestionDismissalEvent(new Question\QuestionDismissal($event['category'], $event['value']));
$this->emitter->emit($dismissal);
break;
case self::DAILY_DOUBLE_BET_TOPIC:
if (!isset($event['category']) || !isset($event['value']) || !isset($event['bet'])) {
//TODO logging
echo "Recieved invalid daily double bet\n";
break;
}
$this->emitter->emit(new Question\DailyDouble\DailyDoubleBetEvent($event['value'], $event['category'], $event['bet']));
break;
case self::FINAL_JEOPARDY_TOPIC:
if (!isset($event['content'])) {
//TODO logging
echo "Recieved invalid final jeopardy topic request - no content selection";
break;
}
if ($event['content'] == "category") {
$this->emitter->emit(new Question\FinalJeopardy\FinalJeopardyCategoryRequest());
break;
}
if ($event['content'] == "clue") {
echo "Recieved clue request";
$this->emitter->emit(new Question\FinalJeopardy\FinalJeopardyClueRequest());
break;
}
if ($event['content'] == "answer") {
$this->emitter->emit(new Question\FinalJeopardy\FinalJeopardyAnswerRequest());
break;
}
break;
case self::FINAL_JEOPARDY_RESPONSES_TOPIC:
if (!isset($event['contestant']) || !isset($event['type'])) {
//TODO logging
echo "Invalid jeopardy response, did not specify type or did not include contestant\n";
print_r($event);
break;
}
if ($event['type'] == "bet") {
if (!isset($event['bet'])) {
//TODO logging
echo "Invalid final jeopardy bet, did not include a bet value\n";
print_r($event);
break;
}
$this->emitter->emit(new Question\FinalJeopardy\FinalJeopardyBetEvent($event['contestant'], $event['bet']));
break;
}
if ($event['type'] == "answer") {
if (!isset($event['answer'])) {
//TODO Logging
echo "Invalid final jeopardy answer, did not include an answer response\n";
print_r($event);
break;
}
$this->emitter->emit(new Question\FinalJeopardy\FinalJeopardyAnswerEvent($event['contestant'], $event['answer']));
break;
}
break;
case self::FINAL_JEOPARDY_ANSWER_TOPIC:
//TODO error checking
$this->emitter->emit(new Question\FinalJeopardy\FinalJeopardyResponseRequest($event['contestant']));
break;
default:
break;
}
}
/**
* Emit an event
*
* @param string event name
* @param array additional data
* @return League\Event\Event
*/
public function emit($name, $data = [])
{
self::$emitter->emit($name, $data);
}
/**
* @inheritDoc
*/
public function handle(DomainMessage $domainMessage)
{
$this->emitter->emit($domainMessage->getPayload());
}
protected function handleLookup(Response $response, $hostName)
{
$this->emitter->emit('lookup', $hostName);
$response->writeHead(200);
$response->end('{}');
}
